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57results about How to "Clear well" patented technology

Targeting vector, method for constructing F4/80-DTR transgenic mouse capable of regulating, controlling and removing macrophages through diphtheria toxin, and application for targeting vector

The invention relates to the field of animal model construction, and specifically discloses a targeting vector, a method for constructing an F4/80-DTR transgenic mouse capable of regulating, controlling and removing macrophages through diphtheria toxin, and an application for the targeting vector. The targeting vector has a sequence as shown in SEQ ID NO. 8, and is named as an F4/80 5HA L-IRES-DTR-PGK-EM7-NEO-F4/80 3HA L-MCL-HSV TK vector. The invention also provides a method and application examples for cell production and cultivation of transgenic mice. According to the invention, the constructed F4/80-DTR transgenic mouse animal model for regulating, controlling and removing tissue intrinsic macrophages through the diphtheria toxin can reach the tissue intrinsic macrophage removing efficiency of 70%-90%, can well remove the tissue intrinsic macrophages, is not affected in a macrophage function when the diphtheria toxin is not used for induction, is free of side reaction when the diphtheria toxin induces to remove the macrophages, provides a brand novel principle and a method for removing the tissue intrinsic macrophages, and provides a brand novel animal model capable of inducing to remove the tissue intrinsic macrophages.
Owner:THE FIRST AFFILIATED HOSPITAL ZHEJIANG UNIV COLLEGE OF MEDICINE

Collection and transportation system and pig house

PendingCN107372139AReduce ammonia emissionsImprove air qualityAnimal housingPollutantAir change
The invention provides a collection and transportation system and a pig house, and relates to the technical field of breeding environments. The collection and transportation system is used for collection and transportation of dung water in the pig house, and comprises a pollutant collecting trough, a pollutant collecting pool, a conveying trough and a driving device, wherein the conveying trough is arranged inside the pollutant collecting trough, penetrates through the pollutant collecting trough in the extending direction of the pollutant collecting trough, is used for collecting dung water inside the pollutant collecting trough, and is connected with the driving device; the driving device is used for driving the conveying trough to move in the extending direction of the pollutant collecting trough, so that the collected dung water is conveyed to the pollutant collecting pool. By means of the collection and transportation system and the pig house, the dung water in the pollutant collecting trough can be more conveniently cleared out of the house in time, it is prevented that pollutants are mixed for a long time and exposed in air, volatilization of ammonia is reduced, the air quality can be improved, and healthy growth of pigs is guaranteed; meanwhile, the arrangement quantity of a ventilation and air changing device is reduced, and the one-time input and operating cost is reduced.
Owner:AGRO ENVIRONMENTAL PROTECTION INST OF MIN OF AGRI

Non-compression type environmental sanitation compartment with liquid storage box and environmental sanitation vehicle with environmental sanitation compartment

The invention relates to a non-compression type environmental sanitation compartment with a liquid storage box. A compartment body is of a sealed compartment-shaped structure, and is provided with a garbage inlet and a garbage outlet; the liquid storage box is arranged on a lower part of a compartment base plate; one or a plurality of liquid storage boxes are arranged; a liquid leakage hole is arranged in a part of the compartment base plate covered by the liquid storage box; one or a plurality of liquid leakage holes are arranged in the part of the compartment base plate covered by each liquid storage box; one or a plurality of sewage discharge holes are arranged in a bottom part of each liquid storage box, and is communicated with an inner part of each liquid storage box and an outer part of the compartment body of each liquid storage box; and a sewage discharge valve is arranged on each sewage discharge hole. Due to the utilization of the non-compression type environmental sanitation compartment with the liquid storage box, sewage in garbage can be leaked to the liquid storage boxes from the liquid leakage holes, so that the sewage can be collected intensively, can be prevented from being spilled, and can be discharged conveniently and intensively. The non-compression type environmental sanitation compartment with the liquid storage box can be used independently, and can also be combined with a heavy vehicle second-class chassis to form an environmental sanitation vehicle so as to be used, and the effect is obvious.
Owner:湖北世纪中远车辆有限公司

Vibrating residue removal mechanism of split connecting rod bolt assembling facility

InactiveCN106180081AClear wellImproved reset engagementCleaning processes and apparatusEngineeringHigh pressure
The vibration and slag removal mechanism of the cracking connecting rod bolt assembly equipment is composed of the cover end vibration cylinder, the cover end vibration block, the rod end vibration cylinder, the rod end vibration block, the slider, the rod/cover separation cylinder, the connecting plate, and the positioning of the big head hole of the connecting rod The moving block and the connecting rod big end hole positioning fixed block are composed; the connecting rod big end hole positioning moving block is fixedly installed on the slider body, the rod end vibration cylinder is fixedly installed on the lower side of the upper panel of the frame, and the rod/cover is separated from the oil cylinder. Installed under the upper panel of the frame; the cover end vibration block is fixedly installed on the piston rod of the cover end vibration cylinder, and the rod end vibration block is fixedly installed on the piston rod of the rod end vibration cylinder; one end of the connecting plate is connected with the slider body It is fixedly connected, and the other end is fixedly connected with the piston rod of the rod/cover separation cylinder; the side of the positioning block of the big head hole of the connecting rod is provided with a high-pressure air hole. The invention effectively removes residues on the fractured surface of the big head hole of the connecting rod, greatly improves the reset meshing condition between the cover end of the cracked connecting rod and the rod body, and improves the assembly precision and quality of the bolts.
Owner:JILIN UNIV +1

Compression type environmental sanitation compartment with liquid storage box and environmental sanitation vehicle with environmental sanitation compartment

The invention relates to a compression type environmental sanitation compartment with a liquid storage box. A compartment body is of a sealed compartment-shaped structure, and is provided with a garbage inlet and a garbage outlet; the liquid storage box is arranged on a lower part of a compartment base plate; the liquid storage box is a sealed box body; a liquid leakage hole is arranged in a part of the compartment base plate covered by the liquid storage box; a compressor is arranged in the compartment body so as to compress the interior of the compartment body. One or a plurality of sewage discharge holes are arranged in a bottom part of each liquid storage box, and is communicated with an inner part of each liquid storage box and an outer part of the compartment body of each liquid storage box; and a sewage discharge valve is arranged on each sewage discharge hole. Due to the utilization of the compression type environmental sanitation compartment with the liquid storage box and an environmental sanitation vehicle with the environmental sanitation compartment, sewage in garbage can be separated from solid garbage maximally through extruding, and is leaked to the liquid storage box so as to be collected intensively; and meanwhile, the size of the garbage is greatly reduced, and the garbage can be transported conveniently. The compression type environmental sanitation compartment with the liquid storage box can be used independently, and can also form the environmental sanitation vehicle so as to be used, and the effect is obvious.
Owner:湖北世纪中远车辆有限公司

Easy-to-maintain branch and leaf cleaning device for forest maintenance

The invention discloses an easy-to-maintain branch and leaf cleaning device for forest maintenance and relates to the technical field of forest maintenance devices. The easy-to-maintain branch and leaf cleaning device comprises a U-shaped plate, wherein the left side of the U-shaped plate is fixedly connected with the right side of a third supporting plate, and a first lug plate is fixedly connected to the upper surface of the third supporting plate. According to the easy-to-maintain branch and leaf cleaning device for forest maintenance, a rotating shaft III and a stirring paddle can be driven to rotate through cooperation of a bevel gear II and a bevel gear I, so branches and leaves of trees can be conveyed to the upper surface of a conveying belt through a rectangular opening by the stirring paddle; at the moment, branches and leaves can be transmitted to the upper surfaces of the crushing rollers through rotation of the conveying belt and the baffle, and the fifth rotating shaft onthe right side can drive the fifth rotating shaft on the left side to rotate through cooperation with the gear, so that the two fifth rotating shafts drive the two crushing rollers to rotate in opposite directions correspondingly, and then the crushing rollers crush the branches and leaves; therefore, the space occupied by branches and leaves can be reduced, and the loading capacity of the devicecan be improved.
Owner:王卫博

Robot for checking and repairing underground drainage pipelines

The invention discloses a robot for checking and repairing underground drainage pipelines, and relates to the technical field of drainage pipeline obstacle removing devices. The robot for checking and repairing the underground drainage pipelines comprises a machine body, a plurality of first sliding sleeves are uniformly and fixedly mounted on the outer side wall of the machine body, and first sliding rods are mounted on the first sliding sleeves in a sliding mode, rolling wheels are fixedly mounted at the bottom ends of the plurality of first sliding rods, a first motor and a third sliding sleeve are fixedly mounted in a cavity of the machine body, a third sliding rod is mounted on the third sliding sleeve in a sliding mode, and a camera and an illuminating lamp are arranged at one end of the third sliding rod. The robot for checking and repairing the underground drainage pipelines has the advantages that the structure is reasonable; the operation is easy; one rolling wheel moves through a driving mechanism, and finally, the machine body moves along the pipeline; the situation in the pipeline is detected through the camera and the illuminating lamp; when a blocked obstacle is encountered, a fixing sleeve is driven to rotate through the first motor, so that a plurality of cutting knives are driven to rotate along the machine body; and the obstacles are cut so as to be cleared.
Owner:ZHEJIANG COLLEGE OF CONSTR

Plate filter press

The invention provides a plate filter press and relates to the field of plate filter presses. The plate filter press comprises a plurality plate frames which is stacked along the horizontal directionin sequence, lugs are arranged on two sides of the plate frames, a straightness guiding rail is arranged on lower sides of the lug, and the plate frames can slide on the straightness guiding rail reciprocatingly; a hydraulic cylinder is arranged in the middle of one end of the straightness guiding rail, and the expansion direction of the hydraulic cylinder is perpendicular to the surfaces of the plate frames; grooves are arranged in upper sides of the plate frames; the plate filter press further comprises a linkage device which comprises positioning pins and linkage rods which are parallelly arranged along the vertical direction, a rotating rod is arranged at the upper end of each positioning pin, the lower end of the rotating rod is hinged with the upper end of each positioning pin, and two ends of the linkage rods are respectively hinged with upper ends of the rotating rods; the bottom of one positioning pin is inserted in one groove of each plate frame, and the bottom of the other positioning pin is inserted in the groove o the other neighboring plate frame. By the arrangement, filter residues are removed conveniently, labor intensity can be lowered, and working efficiency is improved.
Owner:幸南(丹阳)涂装工业有限公司
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