42results about How to "Strong destructive power" patented technology

The invention relates to the technical field of improvement of the permeability of downhole low-permeability coal seams of coal mines, and discloses a system for improving the permeability of coal bymeans of periodic hammering by the aid of high-pressure air pulses and water waves. The system is characterized in that cracking equipment comprises a high-pressure gas release pipe, a hole sealing capsule and a high-pressure double-layer delivery pipe, the high-pressure double-layer delivery pipe comprises an inner-layer high-pressure double-layer gas delivery inner pipe and an outer-layer high-pressure double-layer water delivery outer pipe, the high-pressure double-layer gas delivery inner pipe is connected with the high-pressure gas release pipe, a plurality of unidirectional gas release holes are formed in the high-pressure gas release pipe, and the hole sealing capsule is arranged on the outer wall of the high-pressure double-layer delivery pipe and is close to the high-pressure gasrelease pipe; a water filling device is communicated with the high-pressure double-layer water delivery outer pipe and can deliver water into cracking holes; an inflating device is communicates with the hole sealing capsule and the high-pressure double-layer gas delivery inner pipe, and can deliver gas into the hole sealing capsule or the cracking holes in a switching manner, and the hole sealingcapsule can be radially expanded to seal holes after being inflated. The invention further provides a method for improving the permeability of the coal by means of periodic hammering by the aid of thehigh-pressure air pulses and the water waves. The method is used with the system for improving the permeability of the coal.

The present invention discloses a wardrobe aromatherapy sterilization lamp, which comprises an upper cover and a lower cover, wherein the upper cover (1) is provided with an intelligent self-locking switch (8), a wind outlet (10) and a transparent lamp cover (14), an ultraviolet ray sterilization lamp (9) is arranged inside the transparent lamp cover, a power supply (3), a wind exhaust fan (4), an aromatherapy box (5), a negative ion generator (6) and a circuit board (7) are arranged inside the lower cover (2), the power supply (3) is electrically connected to the circuit board (7), and the circuit board (7) is electrically connected to the negative ion generator (6), the wind exhaust fan (4) and the ultraviolet ray sterilization lamp (9). According to the present invention, the wardrobe aromatherapy sterilization lamp prepared by using the technical scheme has advantages of sterilization, mold resistance, insect expelling, air refreshing, aromatherapy, and odor removing.

The invention discloses an advanced oxidation coupling biological cleaning system based on ozone regulation and application thereof. The system comprises an advanced oxidation unit and a biological cleaning unit, wherein an ozone concentration regulating unit is connected between the advanced oxidization unit and the biological cleaning unit, and the ozone concentration regulating unit consists ofan ozone concentration online detection device and an air device; the ozone concentration online detection device is arranged at a waste gas outlet of the advanced oxidation unit and is communicatedwith the air device and an air inlet of the biological cleaning unit through a valve; the advanced oxidation unit is an ultraviolet light catalytic device or a low-temperature plasma concerted catalysis device, and the biological cleaning unit is a tower-type or box-type trickling filtration device. For waste gas treatment of VOCs with the concentration of 50 to 1000 mg/m<3>, the degradation rateis 85% to 100%, the generation rate of carbon dioxide is 80% to 90%, and the system is free of secondary pollution.

The invention discloses a method for recycling metal from a waste circuit board. The method comprises the following steps: mixing waste circuit board powder, water and a sodium salt type dispersant in a weight ratio being 1:50:0.25 to 1:80:0.6, and stirring until agglomerated powder is dispersed; and then, separating metal and nonmetal components in circuit board powder by use of a hydraulic shaking table to obtain metal concentrate and nonmetal concentrate; and finally, drying the metal concentrate and nonmetal concentrate to obtain recycled metal. The method has the characteristics that electrostatic acting force and surface tension of powder are damaged under the action of the sodium salt type dispersant, so that the circuit board powder within a relatively small particle size range is completely dispersed into water, and powder agglomeration is eliminated, and therefore, metal particles and nonmetal particles which are wrapped with each other are separated. Favorable conditions are provided for gravity separation of metal and nonmetal. The dispersant does not belong to a hazardous article, does not have corrosion action on metal and nonmetal on a circuit board, and can be recycled.

The invention belongs to the technical field of power cables and particularly relates to an intelligent and environment-friendly type power cable with aluminum alloy cores. The power cable facilitates detection and display of actual operating temperature of the power cable and facilitates computer remote contact and control. The power cable is composed of the three conductive wire cores, a computer contact and control unit line, a data transmission and temperature measurement line, a low-smoke, zero-halogen and high-flame-resistance lapping tape, a low-smoke, zero-halogen and high-flame-resistance extruded inner pad layer, a copper belt lapping shielding layer, a low-smoke, zero-halogen and high-flame-resistance extruded isolation sleeve, a single-layer aluminum alloy belt interlocking armor layer and a low-smoke, zero-halogen and high-flame-resistance extruded outer sheath. The power cable is structurally characterized in that the three conductive wire cores, the computer contact and control unit line and the data transmission and temperature measurement line are arranged on the inner side of the low-smoke, zero-halogen and high-flame-resistance lapping tape.

The invention relates to a hydrodynamic cavitation system based on a negative-pressure pore plate assisted positive-pressure pore plate and a method for degrading dye wastewater. According to the hydrodynamic cavitation system based on the negative-pressure pore plate assisted positive-pressure pore plate, dye wastewater is subjected to hydrodynamic cavitation degradation through a main circulating pipeline, and part of dye molecules in the wastewater are decomposed into CO2, H2O and some inorganic small molecules by high-temperature, high-pressure, hydroxyl free radicals and other active freeradicals generated by a hydrodynamic cavitation effect, so that dyes in the wastewater are degraded. The method has the innovation points that the limitation that only positive-pressure cavitation isutilized in a traditional hydrodynamic cavitation method is broken through, negative-pressure cavitation is adopted to assist positive-pressure cavitation, the degradation efficiency of the system within fixed cycle time is effectively improved, and the degradation period is shortened; the method is low in cost, simple and efficient in equipment, free of secondary pollution and suitable for large-scale treatment of dye wastewater.

The invention discloses a post-sludge reduction method for treating urban sludge through titanium-white waste acid. The post-sludge reduction method includes the steps that sedimentation sludge is subjected to oxidation pretreatment through a fenton reagent formed through the titanium white waste acid to achieve the aim that the whole sludge discharging amount is reduced. By means of the post-sludge reduction method, pollution of discharging of the titanium-white waste acid on the environment is solved, the sludge amount generated in the wastewater treating process is reduced, and the effect of using waste to treat waste is achieved. The post-sludge reduction method is short in time consumption, easy and convenient to operate, low in cost and universally suitable for residual sludge weight reduction treatment.

The invention discloses a detachable portable disinfection bag. The detachable portable disinfection bag comprises a disinfection bag body, a disinfection host and a detachable handheld disinfection lamp, wherein the disinfection host is electrically connected with the handheld disinfection lamp; the disinfection host comprises one or more ultraviolet lamps and a first MCU control panel; and the handheld disinfection lamp comprises a shell, one or more ultraviolet lamps mounted on the shell, a power supply part for supplying power for the ultraviolet lamps, a power switch arranged on the shelland a second MCU control panel, and an electric connection part electrically connected with the power supply part is arranged on the shell of the handheld disinfection lamp, so that after the handheld disinfection lamp is mounted in a containing space, the handheld disinfection lamp is electrically connected with the MCU control panels so as to supply power for the MCU control panels. The disinfection host and the handheld disinfection lamp are detachably and separately used, the disinfection host and the handheld disinfection lamp can share one power supply, energy conservation and environmental protection are achieved, and carrying is convenient; and in addition, a protection device and a mistaken opening prevention device serve as safety protection devices, and the use safety is further improved.

The invention discloses a matched medical waste gas treatment device which comprises a reaction box, a gas inlet and a gas outlet. The gas inlet and the gas outlet are arranged on the reaction box, asterilization unit and a photocatalysis unit are sequentially arranged in the reaction box from left to right, the sterilization unit comprises a first ultraviolet lamp pole for sterilization and disinfection, the photocatalysis unit comprises multiple second ultraviolet lamp poles used for sterilization and disinfection and generating ozone and arranged longitudinally and titanium dioxide catalysis plates longitudinally arranged among the second ultraviolet lamp poles at intervals, each two adjacent titanium dioxide catalysis plates are arranged at the top and the bottom of the reaction box respectively, and a modifier is doped in the titanium dioxide catalysis plates and comprises Iron ion, rare metal and/or noble metal. The matched medical waste gas treatment device at least has the advantages that waste gas can be catalytically oxidized well and can be treated at different degrees, and the device is optimized in structure.

The invention discloses a ceiling type kitchen purification device which comprises a ceiling type installation rack, a purifier body, a power line, an air suction pipe, an air suction device, an exhaust pipe, an exhaust device and a remote controller. According to the ceiling type kitchen purification device provided by the invention, through arranging the air suction device and the exhaust device, the air suction device and the exhaust device are arranged oppositely, so that air circulation in a kitchen can be driven through air suction at one side and exhaust at one side, and the purification efficiency of contaminated air is improved; through arranging the purifier body, a fan sucks air purified through the air suction device into a case body, and an IP ion generator produces ecologicalnegative air ions with small particle sizes, so that substances such as powder dust are conglomerated through positive and negative aggregation, the weight of the powder dust and the like is increased, and the substances fall into the air suction device; then an unpleasant odor in air is deodorized and sterilized through an ultraviolet (UV) lamp, so that the freshness of the air is improved; andthrough arranging the air suction device, the contaminated air in the kitchen can be purified and filtered.

The invention discloses a small-molecular-cluster water-body-dispersion device with an optomagnetic quantum effect. The device comprises a shell, a water inlet and a water outlet, and is characterizedin that a processor consists of the shell, a magnetic field generator, a photon emitter and a shielding shell; the shell has a tubular structure; the magnetic field generator is arranged outside theshell; the shielding shell is arranged outside the magnetic field generator; and the photon emitter is arranged in the shell, wherein the photon emitter consists of a light source, a light source protecting tube and a photocatalyst. With the adoption of the magnetic field generator and the photon emitter, the device has the magneto-magnetic quantum effect, the recombination probability of electronhole pairs is reduced, and the photoreaction speed is improved; the energy level of water molecules is increased, the hydrogen bonds between the water molecules are broken to small clusters of 5-7 water molecules, and the magnetic field and light waves act directly on the water body, have an dissociation effect on the hydrogen bonds between the water molecules, greatly change the electronegativity of the water molecules, and has an inactivation effect on bacteria. The quantum generator provided by the invention is suitable for the application of various water treatment devices.

The invention belongs to the field of industrial chemical engineering, and particularly relates to a novel reaction kettle for industrial chemical engineering, the novel reaction kettle comprises a kettle body, supporting legs are fixedly connected to the bottom end of the kettle body, the top ends of the supporting legs penetrate through the outer surface of the kettle body, and a power ring is fixedly connected to the axis of the upper surface of the kettle body. The bottom end of the power ring penetrates through the upper surface of the kettle body, the bottom end of the outer surface of the power ring is rotationally connected with the interior of the kettle body, and the upper surface of the power ring is fixedly connected with an evaporation tower. When the device stirs and mixes internal objects, the reaction shell rotates anticlockwise under the action of the torque wheel, so that the objects in the reaction shell can effectively reduce the action of centrifugal force, the tendency of the objects attached to the inner wall of the reaction shell is weakened, and the condition of non-uniform stirring caused by the device can also be effectively solved; and the inner wall of the reaction shell is not easy to form scales, so that the cleaning work of the reaction kettle is reduced, and the production efficiency and the product quality are improved.

The invention discloses a packaging bag convenient to open. The packaging bag comprises a bag body and a folding plate wrapped in the bag body, wherein a prefabricated mark penetrating through the folding plate is transversally arranged on the folding plate; and the prefabricated mark is zigzag. The technical problem that an existing packaging bag, in particular, a thick packaging bag, is not easy to open, is solved, and better use experience is provided for a user.

The invention discloses a duplex polymerase chain reaction (PCR) detection primer group, a kit and a method for pathogenic channa source aeromonas schubertii. Through two pairs of designed specific primers, a preferred reaction system and reaction conditions, pathogenic channa source aeromonas schubertii can be quickly and accurately detected, and a foundation for further researching the aeromonas schubertii and the pathogenesis thereof in laboratories is laid. The invention has the prominent advantages that a multiple PCR reaction is established, the sensitivity is strong, the specificity is high, pathogenic channa source aeromonas schubertii in a sample can be quickly and accurately detected, and at the same time, repeated cultivations and a series of lengthy biochemical reactions are avoided, so that time, labor and cost are reduced.