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69results about How to "Guaranteed function and effect" patented technology

Testing device for breaking rock with coupling effect of static load and water pressure and using method of testing device

The invention discloses a testing device for breaking rock with the coupling effect of a static load and water pressure and a using method of the testing device. A fractured rock mass sample is put between a testing table and a pressure head, and the static load is applied to the fractured rock mass sample through the pressure head. The inner end face of a metal connector is buried inside a fracture of the fractured rock mass sample, and a manual booster pump and the metal connector are connected through a connecting hose. A pressure gauge is installed on the connecting hose; large-dimension strain gages are bonded to the upper side and the lower side in the direction parallel to the fracture of the fractured rock mass sample and are connected with a strain box, and the strain box is connected into a computer; meanwhile, the pressure gauge is connected with the computer through an analog-digital converter, and the pressure head is directly connected into the computer. The testing device for breaking rock with the coupling effect of the static load and water pressure and the using method of the testing device are used for researching the strength and stability of deep fractured rock masses under the action of the water pressure. The testing device is simple in structure, easy to process and convenient to operate.
Owner:CENT SOUTH UNIV

Underground self-propelled type high-pressure grinding air jet drilling repairing device and method

ActiveCN106437521AGuaranteed continuous additionGuaranteed jetDrill bitsConstructionsImpellerSpray nozzle
The invention relates to an underground self-propelled type high-pressure grinding air jet drilling repairing device and a method. The device comprises a high pressure air part, a drill bit and a hose, wherein the drill bit comprises a shell, an air inlet, a jetting nozzle, a mixing chamber, a rotator and a prepositioned nozzle; a rotating chamber is arranged in the rotator; the high pressure air part is communicated with the air inlet through the hose; a post-positioned nozzle is arranged at the head end of the shell; a suction channel is penetrated through a side wall of the shell; an impeller is arranged in the rotating chamber. The method comprises the following steps: 1) preparing high pressure air; 2) inputting the high pressure air to the air inlet of the drill bit; 3) spraying the high pressure air from the jetting nozzle; 4) causing the high pressure air and the coal dust act on the impeller; 5) utilizing the high pressure air to drive the coal dust to discharge from the impeller and then spraying the coal dust from the prepositioned nozzle; 6) completing the operation. According to the device and the method provided by the invention, the repairing for collapsed hole and blocked hole can be realized; higher coal breaking impact force can be acquired; the repairing for the drilling hole is benefited; the use efficiency of the drilling hole is increased.
Owner:HENAN POLYTECHNIC UNIV

Medical crissum therapeutic apparatus

The invention discloses a medical crissum therapeutic apparatus, which comprises a chair, a central processing unit, an atomization device, a pharmacotherapeutic apparatus and a thermal therapeutic device, wherein the chair is used to be sit on by a patient receiving a therapy, the central processing unit, the atomization device, the pharmacotherapeutic apparatus and the thermal therapeutic device are arranged inside the chair, the atomization device, the pharmacotherapeutic apparatus and the thermal therapeutic device are connected with the signal output end of the central processing unit by a driving circuit, a therapeutic groove is reserved on the chair, a fog therapeutic opening, a thermal therapeutic opening and a pharmacotherapeutic opening are arranged in the therapeutic groove respectively, the atomization device, the pharmacotherapeutic apparatus and the thermal therapeutic device are connected with the fog therapeutic opening, the pharmacotherapeutic opening and the thermal therapeutic opening respectively, and the bottom of the therapeutic groove is provided with a drain outlet; the central processing unit is used for controlling the atomization device, the pharmacotherapeutic apparatus and the thermal therapeutic device to offer a therapy independently or in a preset therapeutic sequence. The medical crissum therapeutic apparatus can offer intelligent therapies, is sanitary and convenient and prevents the patient from being infected. The chair type apparatus makes the patient more comfort in therapy and makes the therapeutic process simple, the operation convenient and the therapeutic effect desirable.
Owner:HENAN YOUDE MEDICAL EQUIP CO LTD

Mechanical windproof advertising board

The invention discloses a mechanical windproof advertising board, and belongs to the technical field of advertising boards. The technical scheme is as follows: the advertising board comprises an advertising board body and a frame arranged around the advertising board body. The advertisement board is provided with a first torsion mechanism; the first torsion mechanism is hinged with the frame and the advertisement board; the first torsion mechanism drives the advertisement board to be twisted under the action of wind power, and drives the advertisement board to return to the initial position when the wind power is weakened or disappears; supporting columns are arranged below the frame, bases of the supporting columns are hinged, the bases are arranged on the ground, second torsion mechanisms are arranged on the two sides of the frame respectively, the second torsion mechanisms are connected with the frame and the supporting rods in a sliding mode, and the other ends of the supporting rods are connected with the bases. Compared with the prior art, the technical scheme provided by the invention has the beneficial effects that the advertising board is simple in device structure, uniquein design and convenient to use, the advertising board can be automatically changed under the condition of large wind power, and the wind area is reduced, so that the influence of the wind power on the advertising board is reduced, and the advertising board is prevented from being damaged.
Owner:湖南精雕细琢广告标识有限公司

Method for rapidly increasing exosome yield of adipose tissue-derived stromal cells

The invention discloses a method for quickly increasing the exosome yield of adipose tissue-derived stromal cells. The method is characterized in that the adipose tissue-derived stromal cells are subjected to electromagnetic radiation or/and laser radiation treatment for at least 7 days once every day and 20-40 minutes each time, and are cultured in an incubator at the temperature of 37 DEG C, theCO2 concentration of 5% and the saturated humidity; A pre-activation solution is adopted for protection treatment during electromagnetic radiation; and after the laser radiation treatment, a membraneglycoprotein repair solution is adopted for repair treatment. According to the method for rapidly increasing the exosome yield of the adipose tissue-derived stromal cells, the key factor for increasing the exosome yield is radiation and radiation condition control, exosomes can be effectively reserved in the cells through radiation, and are enriched in 7 days, and then the content of the exosomesis increased. Meanwhile, the pre-activation solution and the membrane glycoprotein repair solution are used for protecting the cells and preventing and repairing radiation damage; and the exosomes can be ensured to keep the original action effect.
Owner:重庆市铂而斐细胞生物技术有限公司

Lengthy cargo connected rear trolley autotracking steering system

The invention provides a lengthy cargo connected rear trolley autotracking steering system. The lengthy cargo connected rear trolley autotracking steering system comprises a front rotating seat, a front turning table, a rear rotating seat, a rear turning table and a guiding and steering traction frame, wherein the front rotating seat is arranged on a front trolley bearing platform, the front turning table is arranged at the upper part of the front rotating seat and can rotate relative to the front rotating seat around a front perpendicular shaft, the rear rotating seat is arranged on a rear trolley bearing platform, the rear turning table is arranged at the upper part of the rear rotating seat and can rotate relative to the rear rotating seat around a rear perpendicular shaft; the guiding and steering traction frame is fixedly suspended under the carried lengthy cargo and is located between the tail part of the front trolley and the head part of the rear trolley, and the guiding and steering traction frame is connected with the head part of the rear trolley. According to the lengthy cargo connected rear trolley autotracking steering system, the guiding and steering traction frame is used to realize guiding and steering, the complexity and the mistakes caused by manual operation are avoided, and the steering speed, the accuracy and the traffic safety can be improved when the lengthy cargo is transported.
Owner:重庆公路运输(集团)有限公司大件分公司

Spectrum synthesis method and device

ActiveCN111694162AGuaranteed function and effectOvercoming beam quality degradationOptical elementsLine widthFluorescence
The invention discloses a spectrum synthesis method and device, and aims to solve technical problems that in the prior art, the number of paths synthesized by a spectrum synthesis method is only dozens of, and the quality of a light beam finally synthesized by a spectrum cannot be guaranteed. The method is characterized in that a tunable technology is adopted to segment a wide-spectrum super-fluorescence light source, hundreds of paths of seed laser segmentation are realized, a tunable filter power amplification assembly is used for outputting fiber laser with narrow linewidth of thousands ofwatts, a diffraction grating and a dense fiber array are used for realizing spectrum synthesis, a part of light is divided into reference light, spectrum conversion is carried out through a front-section tunable technology, final feedback control establishment is realized, and the final light beam quality is ensured. The spectrum synthesis method is advantaged in that dozens of paths or even hundreds of paths of spectrum synthesis can be achieved in a limited space, light beam quality degradation caused by external factors such as temperature, humidity and jitter is overcome by establishing areal-time feedback control system, and the action effect of spectrum synthesis is guaranteed.
Owner:XI'AN INST OF OPTICS & FINE MECHANICS - CHINESE ACAD OF SCI

Post-mixing abrasive gas jet coal breaking device and coal breaking method thereof

The invention discloses a post-mixing abrasive gas jet coal breaking device. The post-mixing abrasive gas jet coal breaking device comprises a drilling assembly and at least two sets of air supply assemblies arranged in parallel, wherein each air supply assembly comprises a tank body, and refrigeration devices are arranged at the two ends of the outer wall of each tank body, and a heating device is arranged in the middle of the outer wall of each tank body; the drilling assembly comprises a drilling machine, and a drill rod inlet of the drilling machine is connected with the high pressure pipeline; a drill rod outlet of the drilling machine is connected with a feeding drill rod, and the feeding drill rod comprises an abrasive pipeline and a gas pipeline arranged in the center inside the abrasive pipeline in a sleeved mode. According to the post-mixing abrasive gas jet coal breaking device, compared with the premixed type abrasive gas jet feeding system, by adopting that abrasive and gas jet are mixed in a mixing cavity, so that the problems of clogging of the pipeline and wearing of a drill rod during down hole application are avoided, and an original drill rod is divided into theabrasive pipeline and the gas pipeline by designing the feeding drill rod, a high-pressure abrasive gas jet is formed by matching with abrasive on the basis of guiding in high-pressure gas, and thus the coal breaking effect is improved.
Owner:HENAN POLYTECHNIC UNIV

Process system for air-blasting dehumidification through smoke waste heat of hot-blast stove

The invention relates to a process system for air-blasting dehumidification through smoke waste heat of a hot-blast stove. The process system comprises a dryer, a regenerator, two sets of conveying and lifting devices and a drying agent. A drying agent discharge opening is formed in the bottom of the dryer, an air inlet is formed in the lower portion of the dryer, a drying channel is formed in the middle portion of the dryer, and a drying agent feed opening and an air outlet are formed in the top of the dryer. A drying agent discharge opening is formed in the bottom of the regenerator, a hot-blast stove smoke inlet is formed in the lower portion of the regenerator, a drying agent regeneration channel is formed in the middle portion of the regenerator, and a drying agent feed opening and a hot-blast stove smoke outlet are formed in the top of the regenerator. The air inlet is connected to an air blower, the air outlet is connected to an inlet of the hot-blast stove, a smoke outlet of the hot-blast stove is connected to the hot-blast stove smoke inlet through a preheater, and the drying agent is circularly conveyed in the dryer and the regenerator through the two sets of conveying and lifting devices. The system indirectly dehumidifies air through the smoke waste heat of the hot-blast stove, a low-temperature environment does not need to be provided, pollution to the air cannot be caused, the energy sources are saved, and the blast furnace coke ratio is reduced.
Owner:WISDRI ENG & RES INC LTD

Millimeter wave therapeutic apparatus for oral cavity

The oral cavity millimeter wave therapeutic apparatus comprises a host, an antenna mechanism connected with the host on the same axis and a handheld mechanism connected with the host, the axis of the handheld mechanism is perpendicular to the axis direction of the host, and the antenna mechanism comprises a circular waveguide, a millimeter wave antenna and an antenna protection cover. The host comprises a millimeter wave source and a waveform transformation attenuation device, the waveform transformation attenuation device comprises an attenuation unit and a waveform transformation unit which are integrated into a device, the attenuation unit is connected with the millimeter wave source through a flange, and the attenuation unit is suitable for attenuating millimeter wave power emitted by the millimeter wave source to a target value; the waveform conversion unit is connected with the circular waveguide, and the waveform conversion unit is suitable for converting the field pattern of the millimeter waves after power attenuation from TE10 waves in the rectangular waveguide to circularly polarized waves in the circular waveguide so as to provide required millimeter wave output power for the millimeter wave antenna. The oral cavity millimeter wave therapeutic apparatus can penetrate into the oral cavity for precise irradiation, and can ensure a large millimeter wave energy adjustment range.
Owner:BEIJING ZHONGCHENG KANGFU TECH CO LTD

Soil heavy metal pollutant dispensing device

The invention provides a soil heavy metal pollutant dispensing device. A medicament spraying pipe is arranged in a walking device at the lower part of a chassis; a medicament tank comprises a medicament mixer shell; the medicament mixer shell is internally provided with a funnel and a stirring assembly; the funnel is internally provided with a nitrogen injection device; one end of a rotor rollingshaft in a spraying device sleeves the outer part of an inner end of a solution feeding pipeline and the other end of the rotor rolling shaft penetrates through the shell body and stretches into a spraying pipeline; the spraying pipeline is internally provided with a sprayer; the sprayer is internally provided with a medicament feeding adjusting knob; bell jars and a solid dispersion water body form a medicament falling channel; an annular medicament discharging pouring-out channel is formed between the adjacent bell jars; the rotor rolling shaft is internally provided with an impeller; an automatic rotation crusher is composed of a connecting section in the middle and spreading working sections at two sides; each spreading working section is provided with a crushing mechanism driven by amotor; a first-grade impeller, a second-grade impeller and an acceleration rotor pulling disc are arranged in a tail-end spraying nozzle, so that a solution can obtain acceleration in an accelerationchamber. The system has high working efficiency and a good medicament spraying work effect.
Owner:XUZHOU UNIV OF TECH

Windproof billboard for advertisement media

The invention discloses a windproof billboard for advertisement media, and belongs to the technical field of billboards. According to the technical scheme, the billboard comprises an advertisement board and a frame arranged around the advertisement board, wherein the advertisement board is provided with a first torsion mechanism, the first torsion mechanism is hinged with the frame and the advertisement board, the first torsion mechanism drives the advertisement board to twist under the action of wind force, and drives the advertisement board to recover to the initial position when the wind isweakened or disappears, a supporting column is arranged below the frame, the supporting column is hinged with a base, the base is arranged on the ground, two sides of the frame are respectively provided with a second torsion mechanism, the second torsion mechanisms are in sliding connection with the frame and a supporting rod, the other end of the supporting rod is connected with the base. According to the technical scheme, the device has the advantages that the structure is simple, the design is unique, the use is convenient, and under the condition that the wind power is large, the billboard can be automatically changed, the wind-receiving area is reduced, so that the influence of the wind power on the billboard is reduced, and damage to the billboard is avoided.
Owner:南通东晨服饰有限公司

Process system for drying blast furnace gas through smoke waste heat of hot blast stove

The invention relates to a process system for drying blast furnace gas through smoke waste heat of a hot blast stove. The process system comprises a dryer, a regenerator, two sets of conveying and lifting devices and a drying agent. A drying agent discharging port is formed in the bottom of the dryer, a blast furnace gas inlet is formed in the lower portion of the dryer, a drying channel is formed in the middle portion of the dryer, and a drying agent feeding port and a blast furnace gas outlet are formed in the top of the dryer. A drying agent discharging port is formed in the bottom of the regenerator, a hot blast stove smoke inlet is formed in the lower portion of the regenerator, a drying agent regeneration channel is formed in the middle portion of the regenerator, a drying agent feeding port and a hot blast stove smoke outlet are formed in the top of the regenerator. The blast furnace gas outlet is connected to the hot blast stove, the hot blast stove is connected with the hot blast stove smoke inlet through a preheater, the drying agent discharging port of the dryer is connected to the drying agent feeding port of the regenerator through one set of conveying and lifting device, and the drying agent discharging port of the regenerator is connected with the other set of conveying and lifting device. The process system indirectly dries the blast furnace gas through the smoke waste heat of the hot blast stove, no pollution is caused for the blast furnace gas, energy sources are saved, and the calorific value of the blast furnace gas is increased.
Owner:WISDRI ENG & RES INC LTD

Manufacturing device for aluminum alloy castings

ActiveCN112176210APlay a heating roleExtended heating strokeElectric machineryCasting mold
The invention relates to the technical field of manufacturing of aluminum alloy castings, in particular to a manufacturing device for aluminum alloy castings. The manufacturing device comprises a casting mold, wherein an aluminum alloy smelting furnace is fixedly arranged at the upper side of the casting mold; a high-temperature heating furnace is arranged in an opening of the aluminum alloy smelting furnace; the high-temperature heating furnace is fixedly connected to the inner wall of the aluminum alloy smelting furnace through fixed rods which are uniformly arranged at the periphery; the upper end of a rotary rod is coaxially and fixedly connected to the output end of a drive motor; an inner barrel body is vertically arranged in the high-temperature heating furnace; the inner barrel body sleeves the rotary rod; the upper end of the inner barrel body penetrates through the high-temperature heating furnace and extends to the outside; an extruding assembly is arranged in the inner barrel body; a ring-shaped shell sleeves the high-temperature heating furnace; a plurality of communication tubes are arranged at the upper side of the ring-shaped shell in a surrounding mode; and a crushing extruding assembly is arranged in the ring-shaped shell. The manufacturing device adds a heating stroke of a refining agent without high-temperature preheating, guarantees sufficiently small particles of the refining agent through actions of extruding, cutting and grinding, and extrudes until molten aluminum alloy is stirred more sufficiently.
Owner:WUXI LIANFA MACHINERY & ELECTRONICS

Concrete structure self-immune self-repairing microcapsule and preparation method

The invention relates to a concrete structure self-immune self-repairing microcapsule and a preparation method. The microcapsule is composed of a capsule wall and a core material in the capsule, the capsule wall is urea resin, and the core material is a mixture of ethyl phenylacetate and epoxy resin. Arabic gum solid, ammonium chloride solid, resorcinol and urea are weighed and dissolved in purified water, and a wall material solution is prepared; a core material solution is prepared from epoxy resin and ethyl phenylacetate; the wall material solution is adjusted to be acidic, the wall material solution is heated, the core material solution is added, stirring is carried out, a formaldehyde solution is added, the rotating speed is then adjusted to be 650 r / h-950 r / h, the temperature is keptat 55-85 DEG C, and stirring for 2-5 h is carried out; and the turbid liquid is cooled, suction filtration is carried out on the turbid liquid, purified water is added for washing, suction filtrationfor 3-4 times is carried out, and the filtrate is dried to obtain the product. The microcapsule prepared by the invention can ensure the service life of concrete to a great extent, effectively improves the corrosion resistance of the concrete, and can self-repair the cracking and shrinkage conditions of the concrete after being used for a certain time, thereby lowering the later maintenance cost.
Owner:LANZHOU JIAOTONG UNIV
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