32results about How to "Reduce human injury" patented technology

The invention discloses a micro-injury intervertebral fusing tool and using method, which is characterized by the following: the surface between fusing tool head and rear possesses two end-plate contact faces, internal plug face and external plug face; the head of fusing tool is outward arc to minimize from back to front, which transmits between internal and external plug sides. The using method comprises the following steps: (a) plugging internal and external plug sides into intervertebral along level direction; (b) rotating fusing tool by 90 deg along axle to erect the fusing tool; contacting end-plate contact surface and vertebra end-plate tightly; realizing micro-injury operation effectively.

The invention relates to the technical field of natural pigment extraction, particularly a method for extracting cyanidin from purple common yam rhizome, which comprises the following steps: cleaning fresh purple common yam rhizome, soaking in a soaking tank, and adding a buffer solution of acetic acid and sodium acetate into the soaking tank to control the pH value of the soaking solution at 3.4-3.8; putting the soaked purple common yam rhizome into a drying box, drying, and crushing into powder with a crusher at room temperature; adding the purple common yam rhizome powder and a solvent into a high-speed homogenizer, and carrying out homogenization and extraction, wherein the solvent is a mixture of subcritical water and ethanol in a volume ratio of 1:2, the temperature is 150-200 DEG C, and the pressure is 10-12 MPa; and adsorbing the homogenized solution through a macroporous adsorbent resin, eluting, concentrating under reduced pressure, drying, pulverizing, and screening to obtain the solid cyanidin product. The invention provides a safe, economic and effective method for extracting cyanidin, and maximally lowers the injury to the human body.

An antenna structure includes a portable electronic apparatus and an antenna. The portable electronic apparatus includes a housing. At least a metal block is arranged at a corner of the housing. The antenna is arranged in an accommodating space of the housing. The antenna includes a radiator. The radiator includes a rear end and a signal feed-in contact. A distance between the rear end, the signal feed-in contact, and the metal block is about one-fourth wavelength of communication signals, wherein the rear end faces the metal block. Therefore, the SAR of the antenna is reduced.

The invention relates to an intelligent distributed type video collecting system based on the Android system. Videos are collected in a remote and distributed mode by adopting a socket communication system, multimedia services, an embedded type drive program and device, process-to-process communication and the global positioning service and the map service provided by the Android system and using the efficient processing of H. 264 data by a GPU and processing of an H. 264 format by an ffmpeg, practical demands are well met, and enough flexibility and expandability are achieved. The intelligent distributed type video collecting system based on the Android system is good in design and easy to operate, good flexibility and convenience are obtained, and cost of a traditional video collecting system is greatly lowered. Meanwhile, the intelligent distributed type video collecting system can be applied to many complex environments, and compared with the traditional video collecting system, the intelligent distributed type video collecting system is lower in manufacturing cost, more complete in function and better in expandability.

The invention discloses a method for automatically grabbing blast furnace water slag through a travelling crane. The method comprises the following steps that (1) an automatic slag grabbing system isbuilt up; (2) parameters are set; and (3) slag grabbing is achieved, wherein when a grab bucket is in contact with the water slag in one slag flushing pool, a controller records the numerical value ofan absolute value encoder at this moment, the height, namely, the height of the water slag in grabbing units, of the bottom of the grab bucket, is obtained, the water slag is grabbed, the controllercontrols the grabbing bucket to sequentially grab the water slag in the k*j grabbing units in the slag flushing unit, operation is carried out by multiple turns till all the water slag in the slag flushing pool is grabbed, and then the water slag in the next slag flushing pool is grabbed. According to the method, a weight sensor is arranged on a steel wire rope, the absolute value encoder is arranged on a winding drum, the multiple slag flushing pools are numbered, each slag flushing pool is divided into the k*j grabbing units, and multi-turn slag grabbing is carried out on each slag flushingpool till all the slag is grabbed; and efficiency is high, manual operation is not needed, manpower is saved, and personal injuries are reduced.

The invention relates to a method for printing and dyeing cloth, in particular to a method for printing and dyeing silk, comprising the following printing and dyeing steps of: preparing a dye, rinsing, soaking in chemical fluid, rinsing, coloring, dehydrating and the like. The method for printing and dyeing silk provided in the invention causes a pigment for dyeing to have better conglutinage, so that the problem of fading is prevented even through water washing multiple times; and the addition of chemicals is reduced so that the harm on the human body is reduced.

The invention discloses an indoor space temperature distribution measurement and automatic air inlet and exhaust control method and device. More than one temperature sensor is arranged in an indoor space; a temperature to frequency conversion technology is adopted for converting each detected temperature value into periodic signals of different frequencies, so that a high signal to noise ratio can be obtained under long-distance transmission; a digital frequency detection technology is adopted for a temperature measuring module, so that the temperature value of a certain configuration point can be obtained once the frequency of a receiving signal is detected; and a digital direct-current variable-frequency technology is adopted for a speed-regulating control module, so that the rotating speed and direction of each adjustable-speed inlet and exhaust fan can be adjusted segmentally. Due to the adoption of the method and the device, the air temperature can be distributed at a specific target, and economic and stable effects are achieved.

The invention relates to an energy consumption information management method of a low-power consumption wide area network internet of things networking technology. The method comprises the following steps: the industrial data is managed through a networking way, wherein the networking comprises a sensing layer, a transmission layer and a service layer; inthe sensing layer, the field data detected by sensors in the industry is sent to field wireless modules; in the transmission layer, the field data is transmitted to Lora gateways through the field wireless modules and uploaded by the Lora gateway based on an IP address; in the service layer, the uploaded data is connected to monitor system hosts, a server and an upper data centre through a public network cable to perform the data processing, thereby performing the energy monitoring and management; and a terminal user can query the information through the service layer. A new low-power consumption and long-distance wireless network, namely Lora technology, is adopted, thereby satisfying the requirements of low cost, low power consumption and long distance of the industry, the electricity and like industries. The method is suitable for the requirement of setting data collection points in large scale in the industry, the electricity and the like.

The invention discloses a robot ultrasonic welding system capable of sharing grilles and spoilers, which includes a control box, a frame, a front grille fixture trolley, a front lower grille fixture trolley and a spoiler fixture trolley , the front side of the frame is arranged with a trolley entering the cavity and a locking device, two manipulators are installed next to the trolley entering the cavity, and a rotating block is installed at the end of each manipulator, and the rotating block is arranged There is at least one welding head, and the action and running track of the manipulator are controlled by a control box. The invention uses two manipulators to weld the products at the same time, and the tempo of a single product is increased from 20PCS/H to 60PCS/H; it meets the requirements of 3 types of products for one device; the number of personnel is reduced from 3 to 1; personnel operation labor The strength is reduced, and the harm of harmful gases and noise to the human body is reduced.

The present disclosure discloses an apparatus to be implanted in eyes, including: a configuration memory used for storing signal parameter configuration; a signal generator connected to the configuration memory and used for generating stimulating signals according to the signal parameter configuration in the configuration memory; electrodes connected to the signal generator and contact with outer surface of eye ball after implanted; a communication assembly connected to the configuration memory and used for receiving the signal parameter configuration, storing the received signal parameter configuration in the configuration memory; and a power supply connected to the configuration memory, signal generator and communication assembly, used for providing power. An update system for the apparatus is also disclosed. By using the above apparatus and update system, when it needs to change waveform parameter of stimulating signals, there is no need to take the apparatus out, reducing harm on human body and improving safety.

The invention relates to an air blower with an automatic electromagnetic wave blocking function. The air blower comprises a left case, a right case, a functional main body and an air inlet protectioncover, wherein the functional main body sequentially comprises an air filtering cabin, a power cabin, a pressurization wave absorption cabin, a heating wave absorption cabin and an air outlet which are communicated with each other; air filtering cotton and a filtering element are arranged in the air filtering cabin; a high-speed brushless motor and fan blades connected with the high-speed brushless motor are arranged in the power cabin; a first wave absorption material layer is arranged on the inner wall of the pressurization wave absorption cabin; and the heating wave absorption cabin sequentially comprises second wave absorption material layers, titanium alloy layers, heat conduction glue layers and heating element layers from inside to outside. Compared with the prior art, the air blower involved in the invention has the beneficial effects that the filtering cotton and the filtering element are arranged in the air filtering cabin of the functional main body, so that tiny particles such as haze, viruses, bacteria, dust mite and pollen in the air can be effectively filtered; and a multi-stage electromagnetic wave blocking and absorption structure is adopted, so that the harm of electromagnetic radiation on a human body can be reduced.

The invention discloses an absorbable iron-based instrument. The absorbable iron-based instrument comprises an iron-based matrix and degradable polyester which is in contact with the surface of the iron-based matrix. The mass fraction of a low-molecular-weight portion of the degradable polyester is smaller than or equal to 5%, and the molecular weight of the low-molecular-weight portion is smallerthan 10 thousand, and the mass fraction of residual monomers in the degradable polyester is smaller than or equal to 2%. By control over the mass fraction of the low-molecular-weight portion in the degradable polyester applied to the iron-based instrument or the mass fraction of the residual monomers in the degradable polyester, the absorbable iron-based instrument is corroded more uniformly in early period of implantation. Meanwhile, in a corrosion process of the absorbable iron-based instrument in the early period of implantation, a large number of degradation products cannot be generated within a short time. Therefore, effectiveness reduction or biology safety risk caused by rapid and non-uniform corrosion of the iron-based instrument in the early period of implantation can be prevented effectively.

The present application relates to the technical field of pulse ablation, in particular to an electric pulse ablatograph for an endoscope, which includes: an electrode assembly including a central electrode and a cylindrical electrode and configured to pass through a working channel of the endoscope into a body and transmit a pulse to tissues in use; a pulse waveform generator coupled to the electrode assembly and configured to transmit pulse voltage to the electrode assembly; an electrode driving device configured to drive the central electrode and the cylindrical electrode; a parameter input device configured to configure coordinate information of an ablation region; and a control device in signal connection with the parameter input device and in control connection with the electrode driving device. The control device respectively controls the displacement of the central electrode and cylindrical electrode according to preset coordinate information through the electrode driving device; when a discharging end of the electrode assembly reaches a preset position, the control device controls the pulse waveform generator to be connected with the electrode assembly. A natural channel in a human body is used to deliver the electrode to a complex area of the human body for ablation, thus decreasing the trauma to the human body.

The invention relates to a new energy automobile engine cylinder cover front-end steel jacket press-in machine which comprises a working table. A support I, a support II and a support III are sequentially arranged on the upper part of the working table from left to right; two vibrating plate I and vibrating plate II are arranged on the upper part of the support I; a product sorting device is arranged on the upper part of the support II; a press-in drive device is arranged on the upper part of the support III; a rotary feeding device is arranged on the left side of the lower part of the supportIII; a press-in execution device is arranged on the right side of the lower part of the support III; an X-direction moving module is arranged right under the support III; a steering module is arranged on the upper part of the X-direction moving module; and a positioning plate for bearing a cylinder cover is arranged on the upper part of the steering module. According to the new energy automobileengine cylinder cover front-end steel jacket press-in machine provided by the invention, different steel jackets are output through the two vibrating plates II, a pushing horizontal air cylinder pushes the steel jackets into the rotary feeding device, the rotary feeding device rotates the steel jackets to be right below the press-in execution device, and the press-in execution device presses the steel jackets into corresponding slot holes of the cylinder cover, so that manual loading and unloading are replaced, the cylinder cover pressing and sleeving efficiency and quality are improved, and the new energy automobile engine cylinder cover front-end steel jacket press-in machine has a favorable market application value.

The invention discloses renewable resin for edible ink, application and a preparation method. The preparation method comprises the following steps: preparing oxidized starch: adding sodium hydroxide into starch emulsion according to a certain proportion under the temperature condition of 40-45 DEG C, then adding a mixed solution of ferrous sulfate and hydrogen peroxide to perform primary oxidation for the oxidation reaction time of not less than 30 min, finally adding sulfuric acid with the mass fraction of 5%-8%, and carrying out secondary oxidation for the oxidation reaction time of 20-30 min, so as to finally obtaini oxidized starch; preparing modified rosin resin: mixing hydrogenated rosin and glycerol according to a ratio of 1:1 to 3:1 and a small amount of a catalyst, conducting reacting at a temperature higher than 200-220 DEG C for more than 3-3.5 hours, and then filtering the reaction mixture under reduced pressure to obtain the modified rosin resin; and preparing renewable resin: mixing the oxidized starch and the modified rosin resin according to a molar ratio of (4-7):1, adding a certain amount of cross-linking agent and initiator, conducting mixing at the temperature lower than 10 DEG C, and conducting dissolving in absolute ethyl alcohol.

The invention belongs to the technical field of elevator products and particularly discloses an uninterrupted driving device for an elevator traction machine. The uninterrupted driving device comprises the traction machine, two or more traction machine driving modules, a driving module switching controller and a return circuit switching device. In the operation process of an elevator, if an individual traction machine driving module has a fault, the driving module switching controller can switch off the traction machine driving module with the fault through the return circuit switching device immediately, and the remaining traction machine driving modules supply power to the traction machine continuously. When the power of each traction machine driving module is configured to be the rated power of the elevator, the operation characteristic of the elevator before the fault happens and after the fault happens is not changed; when the power of each traction machine driving module is configured to be smaller than the rated power of the elevator, each traction machine driving module can be switched to a low power mode through a certain speed retardation curve when the fault happens, emergency stop and people trapping are avoided when the fault happens, and personnel injury of passengers is reduced. The elevator is not needed to be stopped when maintenance personnel repair and replace a fault part after the fault happens, the repair operation can be carried out on-line safely, and the conveying efficiency of a building is ensured while the repair and maintenance convenience is achieved.

The invention discloses an automatic color steel plate perforating production line. The automatic color steel plate perforating production line comprises a plate feeding section, a plate processing area, a waste discharging section, a plate discharging section, a waste trolley and a protective room, wherein the plate feeding section is used for placing color steel plates thereon horizontally and making preparations for perforating the color steel plates; the plate processing area is used for processing holes in the surfaces of the color steel plates; the waste discharging section is used for discharging wastes produced after the color steel plates are perforated; the plate discharging section is used for taking down the processed color steel plates and completing processing; the waste trolley is used for conveying produced wastes; the protective room is used for preventing flying chips produced during processing from harming people. The automatic color steel plate perforating production line is capable of automatically perforating the color steel plates in batch, guaranteeing the quality and the precision and reducing possible harm to workers due to perforating the color steel plates on mounting sites.

The invention relates to hand-push type object surface UVC deep ultraviolet disinfection equipment which comprises a box body, rolling wheels are arranged at the bottom of the box body, two disinfection assemblies are arranged on the box body, the two disinfection assemblies are located on the two sides of the box body respectively, the disinfection assemblies are rotatably connected with the box body, each disinfection assembly comprises a plurality of disinfection units, and adjacent two disinfection units are mutually hinged. The hand-push type object surface UVC deep ultraviolet disinfection equipment has good pertinence on cabin sterilization of civil aviation and high-speed rails, a good sterilization effect is achieved by adopting deep ultraviolet light waves with the wavelength of 253.7 nm, and the hand-push type object surface UVC deep ultraviolet disinfection equipment can be deformed at will and adapt to disinfection areas with different widths through the arm unfolding type structural design and can achieve directional disinfection and killing, reduce harm to operators, and improve using convenience and practicability.

The invention discloses a building cement indoor testing and maintaining device and method. The building cement indoor testing and maintaining device comprises a table body. The table body is providedwith an electric control assembly, a lifting mechanism, a water feed assembly, a stirring mechanism and a maintaining assembly. The electric control assembly comprises an electric control box and a control panel. The lifting mechanism comprises lifting air cylinders, air cylinder push rods and a beam. The water feed assembly comprises water tanks, water feed pumps and water feed sprayers. The stirring mechanism comprises a motor, a coupler, a stirring shaft and stirring blades. The maintaining assembly comprises a shell, a maintaining box, a constant-temperature electric heating pipe and an air blower. The electric control assembly is used for controlling running of the whole device, traditional manual cement maintaining is avoided, manpower is saved, and manpower damage is reduced. In addition, various mechanisms independently work, the arrangement between the mechanisms is reasonable in the whole operation process, the structure is simple, work division is clear, and regulation andcontrol performance is high. In addition, the constant-temperature electric heating pipe and the air blower are arranged in the maintaining assembly, the cement solidification time is shortened, and the cement detecting and testing efficiency and qualification rate are increased.

The invention discloses a Chinese herbal medicine formula for treating male impotence and premature ejaculation. The Chinese herbal medicine formula is prepared from ginseng, Chinese angelica, eucommia male flower, cinnamon, Chinese wolfberry fruits, donkey-hide gelatin, Chinese yams, rhizoma polygonati and pilose antler. The ginseng is a perennial herbaceous plant, the fleshy root of the ginseng is a famous strengthening nourishing medicine, and the ginseng is suitable for regulating blood pressure, recovering a heart function, treating neurasthenia, weakness and other symptoms, and can improve sperm motility; the Chinese angelica is a root of umbelliferae perennial herbaceous plant angelica sinensis, has effects of replenishing blood, activating blood, regulating menstruation, relieving pain, moistening dryness and lubricating intestines, and is mainly used for treating various blood deficiency syndromes, irregular menstruation, amenorrhea, dysmenorrhea, abdominal mass and aggregation, metrorrhagia and metrostaxis, asthenia cold abdominal pain, paralysis, skin numbness, intestinal dryness and difficult defecation, heavy red dysentery, ulcers, sores and and falling injury. Compared with the prior art, the Chinese herbal medicine formula has a high utilization rate of medicinal materials, can effectively reduce harm to human bodies, can effectively treat sexual dysfunctions such as impotence and premature ejaculation, treats symptoms and root, and is not prone to cause relapse.

The invention discloses a preparation method of a low-odor PVC building material decorative film. The preparation method comprises the following steps that the water-based printing ink is weighted bythe following raw materials of, by weight, 10-30 parts of yellow raw materials, 20-40 parts of red raw materials, 5-15 parts of blue raw materials, 30-50 parts of gold oil and 10-30 parts of water; the above printing ink raw materials are mixed and stirred; a sample of the above printing ink raw materials is taken and dripped on a low-odor PVC adhesive tape base material and is dried; and the coated printed sample and the low-odor PVC fabric are pasted, and finally are cooled. According to the preparation method, the PVC building material decorative film is prepared by adopting a pure water-based inorganic solvent, damage to operators is small, and the environment pollution is small; the odor grade is less than or equal to 4.0; a product is used for home decoration, and the health life isfacilitated.

The invention relates to the technical field of metal surface treatment, in particular to wax removal liquid and an application and a preparation method thereof. The wax removal liquid comprises glycerin monostearate, sodium hydroxide, oleic acid, a nonionic surfactant, citric acid, sodium gluconate, glycolic acid, sodium acetate, isohexylene glycol and water. The wax removal liquid is prepared by the following steps: stirring and mixing sodium hydroxide, glyceryl monostearate and oleic acid, then adding fatty alcohol-polyoxyethylene ether, 2-propyl heptanol ethoxylate, alkynediol ethoxylate, isomeric alcohol polyoxyethylene ether and isohexylene glycol, and stirring and mixing, and dissolving the citric acid, the sodium gluconate, the sodium acetate and the glycolic acid in water, adding, stirring and mixing, thereby obtaining the wax removal liquid. The wax removal liquid provided by the invention does not contain phosphorus or nitrogen, has the characteristics of safety and environmental protection, is used for wax removal treatment of metal, and can prevent a high-gloss surface of a wax-removed aluminum material from being corroded so as to prevent the surface of the aluminum material from being corroded to cause surface fogging.