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31results about How to "Multiple use" patented technology

Pond engineering circulating water culture method

The invention relates to a pond engineering circulating water culture method, which includes the following steps: dividing the pond into a centralized culture area, a dirt precipitation area and a water purification area, wherein the area of each area is respectively 2.0-4.0%, 50-60% and 36-48% of the effective area of the pond water body; forming a culture water groove in the centralized culturearea; sequentially arranging an ecological base and an ecological floating bed in the water purification area according to the flowing direction of the pond water body; stocking feeding fishes in a centralized culture area, stocking benthic fishes and filter-feeding fishes in the dirt precipitation area, and stocking filter-feeding fishes in the water purification area; adopting a feed feeding mode in the centralized culture area, and adopting a natural feeding and stocking mode in the dirt precipitation area and water purification area. Through the adoption of the method, the effects of little water change or even no water change can be achieved during cultivation, the cultivation water is recycled, the use of drugs is reduced, and the environmental pollution caused by emission is reduced, so that the method has a positive effect on ensuring a high-yield, high-efficiency, safe and ecological culture mode for the pond and effectively improving the quality of cultured fish products.
Owner:PEARL RIVER FISHERY RES INST CHINESE ACAD OF FISHERY SCI +1

Energy-saving and environment-friendly rotary automatic coating machine

The invention discloses an energy-saving and environment-friendly rotary automatic coating machine. An air inlet is formed in the top of a coating device. One end of a ventilation pipe is fixedly mounted at the air inlet. A door plate is fixedly mounted on one side of the coating device. An electric push rod is fixedly mounted on the outer wall of the door plate. A first baffle is fixedly mounted on the side, far away from the door plate, of the coating device. A dust suction device is fixedly mounted on the side face of the first baffle. An air outlet is formed in the top of the dust suction device. The end, far away from the air inlet, of the ventilation pipe is fixedly mounted at the air outlet. A second baffle is fixedly mounted on the side, far away from the first baffle, of the dust suction device. A water spray device is fixedly mounted on the side, far away from the dust suction device, of the second baffle. A filter plate is fixedly mounted between the dust suction device and the water spray device. The two ends of the filter plate are fixedly mounted on the side face of the first baffle and the side face of the second baffle correspondingly. The energy-saving and environment-friendly rotary automatic coating machine has the beneficial effect of being capable of utilizing water resources repeatedly.
Owner:XIAOGAN CHUANGKE ELECTRONICS TECH

Method for applying sludge heat drying and sludge digestion fermentation in combining way

The invention relates to a method for applying sludge heat drying and sludge digestion fermentation in a combining way; a condensing-type heat exchanger is arranged between a sludge heat drying system and a sludge digestion fermentation system and is divided into a high temperature end and a low temperature end, wherein the high temperature end is connected with the sludge heat drying system, and the low temperature end is connected with the sludge digestion fermentation system; when in the process of sludge heat drying, high temperature steam or high humidity gas generated by the sludge heat drying system enters into the high temperature end of the condensing-type heat exchanger for heat exchange, the temperature of the gas is reduced to be 40-50 DEG C, and the moisture in the gas is condensed to form condensate water; liquid in a digestion system at the low temperature end of the condensing-type heat exchanger is heated, and the heating temperature is more than 35 DEG C; the liquid is then transmitted into the sludge digestion fermentation system connected with the condensing-type heat exchanger and used for supplying the heat needed in the process of sludge digestion fermentation; the sludge digestion fermentation system is connected with the sludge heat drying system by a pipeline, so that methane generated by the sludge digestion fermentation system is input into the sludge heat drying system to be taken as fuel for heating sludge.
Owner:CHINA METALLURGICAL ENG CO LTD

Energy-saving and environment-friendly sewage impurity-removing, filtering and recycling device

The invention relates to the technical field of sewage treatment, and discloses an energy-saving and environment-friendly sewage impurity-removing, filtering and recycling device. The device comprisesa shell, a spiral crushing shaft is movably connected to the interior of the shell, a motor is movably connected to the lower end of the spiral crushing shaft, a crushing plate is movably connected to the interior of the shell, a rotating wheel is movably connected to the exterior of the crushing plate, a first piston is fixedly connected to the lower end of the rotating wheel, a scraping deviceis movably connected to the lower end of a second piston, a filter screen is movably connected to the lower end of the scraping device, a supporting plate is movably connected to the lower end of a motor, a lifting device is movably connected to the exterior of the supporting plate, a material return pipe is movably connected to the interior of the shell, an oil outlet pipe is fixedly connected tothe exterior of a filter material, and a material return valve is movably connected to the interior of the shell. The kitchen garbage treatment device has the advantages that kitchen garbage can be smashed, meanwhile, a water source can be repeatedly used for flushing the garbage, blockage is prevented, and meanwhile oil and water can be separated.
Owner:肖康

A locking type building material steel bar cutting device

The invention discloses a locking type construction material reinforcement cutting device. The locking type construction material reinforcement cutting device comprises a bearing base, the bearing base is provided with measuring equipment. The measuring equipment comprises a first installation plate and a second installation plate, a first locating rod and a second locating rod are fixedly arranged in parallel between the first installation plate and the second installation plate, and at the same time, the first installation plate and the second installation plate are connected with calipers in a bolted mode. A pushing motor is arranged at the outer end of the first installation plate in an attaching mode, and the pushing motor is provided with a driving rod threaded rod. Openings are formed in the middle portions of the first installation plate and the second installation plate, two sides of the driving rod threaded rod are of a cylindrical structure, one side of the driving rod threaded rod is connected with the second installation plate through a supporting bearing, and the other side of the driving rod threaded rod is connected with the pushing motor after passing through the first installation plate. A locator is arranged between the first installation plate and the second installation plate. The locking type construction material reinforcement cutting device is convenientto measure, in the cutting process, a cutting head is stable, the end surface of the incision is smooth, the dimensional tolerance is small, and meanwhile, the cutting head can be used for many timesand the efficiency is higher.
Owner:FUJIAN LIUJIAN GRP

Lens trimming and fine grinding machine

The invention discloses a lens trimming and fine grinding machine. The lens trimming and fine grinding machine comprises a body shell, a motor shell located on one side of the body shell and a base located at the bottom of the body shell. A grinding wheel is mounted in the body shell. A motor is mounted in the motor shell, and the output end of the motor is connected with the grinding wheel. Through an arranged water outlet valve, the water outlet valves are rotationally adjusted, a silica gel hose communicates into different through holes, and therefore cooling is achieved in different lens grinding stages, the aim of targeted water utilization is achieved, meanwhile, an adjusting water valve can control the water outlet quantity, and the effects of grinding, cleaning and cooling are achieved; through the arrangement of a micro water suction pump and a filter screen, the water suction pump pumps used water flow in a water collection box into a water storage box, water circulation is achieved, and therefore repeated utilization is achieved, water is saved, meanwhile, the filter screen filters out powdered scraps generated during grinding, and the powdered scraps are deposited in the water collection box; and periodic treatment is achieved, design is flexible, and the machine is convenient and practical to use.
Owner:丹阳市宏鑫光学眼镜有限公司

Fastening pipe clamp and using method thereof

PendingCN113606386AAvoid troubleImprove practicality and usabilityPipe supportsThreaded pipeIndustrial engineering
The invention discloses a fastening pipe clamp. The fastening pipe clamp comprises a first transverse plate, first supporting plates are fixedly connected to the two sides of the top of the first transverse plate, a second transverse plate is fixedly connected to the tops of the first supporting plates, a through groove is formed in the top of the second transverse plate, a sliding rod is fixedly connected to the inner wall of the through groove, and the surface of the sliding rod is sleeved with a sliding block; and the bottom of the sliding block is fixedly connected with a first threaded rod, and the surface of the first threaded rod is in threaded connection with a threaded pipe. The purpose of adjusting the use distance is achieved, the distance between fixing mechanisms can be adjusted according to the use requirement, troubles are effectively avoided from being brought to a user, the current market requirement is met, the practicability and usability of the fastening pipe clamp are improved, and the problem that the use distance of an existing fastening pipe clamp cannot be adjusted is solved; and each fixing mechanism of the fastening pipe clamp can be detached so that the fastening pipe clamp can be used multiple times to conform to the energy-saving and environment-friendly time trend.
Owner:南京索瑞思电子科技有限公司

Deep true triaxial anisotropic coal rock gas seepage coupling test system and test method

The invention discloses a deep true triaxial anisotropic coal rock gas seepage coupling test system which comprises a coal rock holder, a gas inlet and a gas outlet of the coal rock holder are connected with a gas inlet header pipe and an exhaust pipe respectively, the gas inlet header pipe is connected with a vacuumizing pipeline, a three-way device is arranged at the tail end of the gas inlet header pipe, and a gas inlet electronic pressure gauge is arranged on the three-way device. An inlet electronic pressure gauge is connected to the gas inlet main pipe between the vacuumizing pipeline and the gas inlet; an outlet electronic pressure gauge is arranged on the exhaust pipe at the air outlet; the three-way device is connected with a methane branch pipe, a nitrogen branch pipe and a carbon dioxide branch pipe; a gas inlet flow velocity sensor and a gas outlet flow velocity sensor are respectively arranged at the gas inlet header pipe at the gas inlet and the gas outlet; and the coal rock holder is connected with a true triaxial loading system. The invention further discloses a corresponding test method. The coal sample permeability rule under three-field coupling of temperature, pressure and ultrasonic waves is disclosed, the optimal coal seam permeability can be obtained, the practice of coal seam gas extraction is guided, energy supply is increased, and the environment is protected.
Owner:HENAN POLYTECHNIC UNIV

Anti-theft equipment for 10 kv power transmission electric pole

The invention relates to anti-theft equipment for a 10 kv power transmission electric pole and belongs to the field of electric power and power grid theft prevention. The anti-theft equipment comprises a fixing rack, springs and a protective cover. The 10 kv power transmission electric pole is sleeved with the fixing rack which is sleeved with the anti-theft cover. The anti-theft cover is internally provided with a water containing cavity with the upper portion open. The lower portion of the fixing rack is provided with a stepped static sealing part. The lower portion of the anti-theft cover is provided with a dynamic sealing part matched with the static sealing part. A sealing ring is arranged between the dynamic sealing part and the static sealing part. The portion below the static sealing part is provided with the springs and division grooves. The lower ends of the springs are fixedly connected with the fixing rack, and the upper ends of the springs abut against the anti-theft cover and attach the dynamic sealing part to the static sealing part. When the dynamic sealing part and the static sealing part are opened, water in the water containing cavity is guided to the 10 kv power transmission electric pole through the division grooves. By adoption of the anti-theft device which cannot cause harm to the human body, personal safety can be effectively protected while an anti-theft effect can be achieved, and recyclability can further be achieved.
Owner:朱森

Salt collecting machine

The invention discloses a salt collecting machine. The salt collecting machine comprises a working device, wherein the working device completes salt collecting action through hydraulic driving of a hydraulic system; and salt stacking action, salt crushing action and salt collecting action of the working device are carried out simultaneously. According to the salt collecting machine, a collecting device is used for crushing and collecting salt stubbles on the ground through a brush roller, and a brush is soft in texture, so that a salt drying film is not scratched when the salt stubbles are crushed; and meanwhile, a salt pushing soft plate on a salt pushing mechanism is made of a material which is also soft in texture, so that the salt drying film is not scratched when salt particles are stacked by the salt pushing mechanism, and therefore, the salt drying film can be utilized for many times, and waste is prevented.
Owner:王伟庆

Dry connection method of concrete slab and steel beam of steel-concrete composite beam

A dry connection method for a concrete slab of a steel-concrete composite beam and a steel beam, the steps of which are: A, making a positioning template; B, making a steel plate connector: welding the lower end of the shear connector to the connecting plate surface; insert the connecting rod into the positioning hole of the positioning template, temporarily fix the connecting rod and the positioning template, and then fix the connecting rod with the lower surface of the connecting plate, then remove the temporary fixation, and remove the positioning template; C, steel plate connection The connection between the device and the concrete slab: pre-embed the shear connector in the concrete slab; and expose the connecting rod and the connecting slab; D. The connection between the concrete slab and the steel beam: clamp the positioning formwork on the upper flange of the steel beam, and The position of the positioning hole of the positioning template is drilled to connect the through hole; the positioning template is removed; the connecting rod is inserted into the connecting through hole, and finally the connecting rod is fixed on the lower surface of the upper flange plate of the steel beam to form a steel-concrete composite beam. The method can reduce the site construction amount and environmental pollution, and accelerate the construction speed.
Owner:崔冰 +2

Cell culture container with protein immobilized modifying function

The invention discloses a cell culture container with a protein directional immobilized modifying function. The cell culture container of which the inner wall is enveloped with protein is built for fusion protein of GMCSF (granulocyte-macrophage colony-stimulating factor) and IL4 (interleukin 4). A preparation method of the cell culture container comprises the following steps of adding a His tag for the protein; performing silanization treatment on the inner wall of the cell culture container; performing AB-NTA (agrose bead-nitrilotriacetic acid) hatching modifying on the inner wall of the cell culture container; adding an NiCl2 (nickel chloride) solution to couple AB-NTA and Ni (nickel); adding the protein containing the His tag, performing affinity treatment together with nickel ions inthe AB-NTA, and immobilizing to the inner wall of the cell culture container. The cell culture container has the advantages that in the cell culture process, the enveloped protein is not lost when a culture solution is replaced, so that the re-adding of the protein for multiple times is not needed, the consistency of the protein quality is ensured, the number of uncontrollable factors is reduced in the whole culture process, and the cell culture and differentiation effects are ensured; the reversible effect is realized, and the cell culture container can be utilized for multiple times.
Owner:上海晶诺生物科技有限公司

Railway integral type jacking frame interchange system and construction method thereof

The invention relates to a railway integral jacking frame interchange system and a construction method thereof. In the jacking construction of an underpass interchange, the two sides of a construction frame interchange need to be constructed with an entrance and exit soil retaining splayed wall which is of an independent two-part structure, the step-by-step construction period is long, and the interference to the operation of a railway is large. The system comprises a frame body, the cross section of the frame body is rectangular, the two sides of the frame body are frame entrance and exit reinforced concrete triangular sections, a triangular steel shed frame is arranged on an inclined face, a beam top steel plate is arranged at the top of the triangular steel shed frame, and the beam top steel plate and the top of the frame body form the same sliding face. The entrance and exit reinforced concrete triangular section and the frame structure are integrally prefabricated, the stress performance is good, secondary pouring of an entrance and exit splayed wall is avoided, the frame entrance and exit reinforced concrete triangular section and the frame structure are jacked in place at a time, the construction period is short, safety is high, and good application and popularization value is achieved.
Owner:XIAN RAILWAY SURVEY & DESIGN INST CO LTD

Method for applying sludge heat drying and sludge digestion fermentation in combining way

The invention relates to a method for applying sludge heat drying and sludge digestion fermentation in a combining way; a condensing-type heat exchanger is arranged between a sludge heat drying system and a sludge digestion fermentation system and is divided into a high temperature end and a low temperature end, wherein the high temperature end is connected with the sludge heat drying system, andthe low temperature end is connected with the sludge digestion fermentation system; when in the process of sludge heat drying, high temperature steam or high humidity gas generated by the sludge heatdrying system enters into the high temperature end of the condensing-type heat exchanger for heat exchange, the temperature of the gas is reduced to be 40-50 DEG C, and the moisture in the gas is condensed to form condensate water; liquid in a digestion system at the low temperature end of the condensing-type heat exchanger is heated, and the heating temperature is more than 35 DEG C; the liquid is then transmitted into the sludge digestion fermentation system connected with the condensing-type heat exchanger and used for supplying the heat needed in the process of sludge digestion fermentation; the sludge digestion fermentation system is connected with the sludge heat drying system by a pipeline, so that methane generated by the sludge digestion fermentation system is input into the sludge heat drying system to be taken as fuel for heating sludge.
Owner:CHINA METALLURGICAL ENG CO LTD

A support for bagged Escherichia coli test paper

The invention discloses a bracket for bagged Escherichia coli test paper. The bracket comprises a base, a press strip and pre-brackets, wherein a fixed anti-slip belt and a V-shaped through hole are arranged at a transverse side surface of the base, the V-shaped through hole is disposed under the fixed anti-slip belt, and the lengths of the holes on both sides of the V-shaped through hole are notequal; the press strip and the pre-brackets are respectively disposed on the fixed anti-slip belt and the V-shaped through hole at the transverse side surface, the press strip is in a recessed shape,two ends of the press strip are connected to the longitudinal side surface of the base, the surface of the press strip facing the fixed anti-slip belt is provided with a moving anti-slip belt, and thepre-brackets are connected by the V-shaped through hole and an elastic connecting mechanism provided on the inner side of the transverse side surface; a strip-shaped through hole is formed at the longitudinal side surface of the base, the strip-shaped through hole includes a horizontal section and a vertical section, and both ends of the press strip are connected by the strip-shaped through holeand the longitudinal side surface. The bracket can reduce the operation steps of operators and reduce the risk of the person being infected by a sample, uses mechanical friction to substitute the operation of human hand, and reduces the risk of sample pollution due to personnel operation.
Owner:广西壮族自治区海洋环境监测中心站
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