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Welding reinforcing device for V-method casting after rapid cooling
InactiveCN119407114Astable supporteffective immobilizationMoulding machinesMoulding flasksMechanical engineeringMolten metal
The invention discloses a rapid cooling post-welding reinforcing device for V-method casting, which comprises a base, a support plate, a sand mold bearing assembly, a forming assembly and a vibrator, the support plate is mounted at the top end of the base, the vibrator is mounted on the outer surface of the sand mold bearing assembly, the sand mold bearing assembly comprises a sand box mounted at the top end of the support plate, and the sand box is filled with fine sand; the device comprises a sand box, fine sand is arranged in the sand box, a plurality of reinforcing plates are uniformly placed in the fine sand in the sand box, a plurality of blanking holes are formed in the outer surfaces of the reinforcing plates, the reinforcing plates are laminated, and a connecting rope is mounted between every two reinforcing plates. The reinforcing plates are arranged in the sand box, so that the reinforcing plates can fill the sand layer in a layered manner, the sand layer can be effectively supported and fixed, and the sand layer is prevented from being deformed or collapsed due to impact and pressure of molten metal in the pouring process.
Owner:JINGSHAN YUDA PRECISION MACHINERY CO LTD
Material distributing device and rotary screen
ActiveCN119549392Aclean evenlyprevent fallingSievingConveyorsMechanical engineeringIndustrial engineering
Owner:FAMSUN CO LTD
Blue-green algae collecting and flocculating device
ActiveCN224062537Uimport uniformNot prone to wasteWater/sewage treatment by flocculation/precipitationFlocculationPurified water
The utility model relates to the field of blue-green algae treatment equipment, in particular to a blue-green algae collecting and flocculating device which comprises a barrel body, a flocculating agent leading-in assembly, a water pump assembly, an electric box, a first guide pipe, a second guide pipe, a blue-green algae collector, an insertion column, a ladder, a waste algae discharge pipe and a purified water discharge pipe, the flocculating agent collecting assembly with the flowmeter and the pressure controller is arranged, the dosage of a flocculating agent can be accurately controlled according to different flocculation requirements, and the flocculating agent can be uniformly guided into the barrel, so that the flocculation effect is better, and the flocculating agent is not easily wasted; according to the blue-green algae absorption device, blue-green algae can be intensively collected together through pressure in the blue-green algae absorption process and then guided into the flocculation device, absorption can be more thorough, part of blue-green algae is prevented from being precipitated or dispersed in the absorption process, and the treatment effect is better.
Owner:武汉市水务建设工程有限公司
Sludge stirring device for nutrient soil preparation
ActiveCN222606022Uimport uniformavoid siltingRotary stirring mixersTransportation and packagingSludgeSpiral blade
The utility model discloses a stirring device for sludge prepared from nutrient soil, which is characterized in that through a feeding barrel arranged at the top of a horizontal stirring barrel in a communicating manner and a spiral blade in the feeding barrel, the sludge firstly enters the feeding barrel when being guided into the horizontal stirring barrel from a feeding hopper; as the feeding barrel and the horizontal stirring barrel are communicated and the internal lengths of the feeding barrel and the horizontal stirring barrel are consistent, when the instantaneous introduction amount of sludge at the feeding hopper is too large, a spiral blade in the feeding barrel rotates along with the rotation of a rotating shaft II driven by a rotating motor; further, sludge at the feeding hole is driven by the spiral blade to flow along the length direction of the feeding barrel to be guided into the horizontal stirring barrel, and the sludge can be uniformly guided into the horizontal stirring barrel, so that the sludge is prevented from being deposited at the feeding hopper, and the guide-in speed of the sludge is increased; the two rotating shafts I are rotationally arranged in the horizontal stirring barrel, and the stirring rods on the two rotating shafts I are arranged in a staggered manner, so that the sludge and the reaction agent in the horizontal stirring barrel can be more fully stirred.
Owner:JIANGSU HONGLU SHUNXIN CONSTR GRP CO LTD
A tailings crusher
The utility model discloses a tailing crusher belongs to the technical field of crusher. This kind of tailing crusher, including support spare, drive assembly and crushing assembly, support spare is used for supporting drive assembly and crushing assembly, and crushing assembly is used for crushing tailing, and crushing assembly includes crushing jar, and the upper end of crushing jar is equipped with jar cover, and the bottom of jar cover is rotatably connected with transmission rod, and one end of transmission rod extends to outside through jar cover, and the outer wall of transmission rod is connected with a plurality of rotors, and the outer wall of rotor is provided with a plurality of vertical grooves, and the rotor is provided with horizontal groove on one side of vertical groove, and the inside of horizontal groove is slidably provided with moving block, and the outer wall side of moving block is installed with alloy hammer head, and the inside of moving block is provided with second screw hole on both sides of alloy hammer head, and the inside of horizontal groove is provided with second screw hole near second screw hole, and second bolt is screw connected between adjacent second screw hole and second screw hole.
Owner:XUPU XINWANRUN ENVIRONMENTAL PROTECTION NEW MATERIALS CO LTD
A polyester staple fiber carding machine with a feeding mechanism
ActiveCN224395134USmooth feedingEasy to disassemble, overhaul and maintainCarding machinesPolyesterFiber
The utility model relates to the technical field of geotextile production, disclose a kind of polyester staple fibre carding machine with feeding mechanism, including machine body, the inside of left side of machine body top is provided with feeding roller, the left side of machine body top is provided for the feeding mechanism of the uniform feeding of polyester staple fibre is fed in upper material.The polyester staple fibre carding machine with feeding mechanism can control servo motor to start driving screw rod rotation during use, the screw rod rotation simultaneously utilizes the threaded sleeve of thread connection to drive movable seat to move back and forth, and can drive feeding box to move back and forth on the top of feeding roller, after polyester fibre material is introduced into the inside of feeding box, it can be driven to make fibre material uniformly exported downward on the top of feeding conveyor belt by the front and back of feeding box, polyester fibre is uniformly fed in upper material, improve carding processing effect, solve the problem that polyester fibre is not conveniently fed in upper material.
Owner:FEICHENG HUABO NEW MATERIALS CO LTD
Feed microorganism liquid inoculation tank
ActiveCN222434459Uimport uniformImprove sterilization effectBioreactor/fermenter combinationsBiological substance pretreatmentsMicroorganismBiology
The utility model discloses a feed microorganism liquid inoculation tank which comprises a fermentation tank, the fermentation tank is composed of an outer tank and an inner tank, a clamping cavity is arranged between the outer tank and the inner tank, a telescopic assembly is arranged on the outer tank, a sealing block is installed on a through hole of the inner tank in a sliding mode, the telescopic assembly drives the sealing block to seal or be away from the through hole, and an air distribution pipe is arranged in the clamping cavity. And nozzles are arranged on the air distribution pipes and are over against the through holes. The steam nozzle of the inoculation tank is designed in a hidden mode, the sealing block on the inner tank is opened and closed through the telescopic assembly, it is guaranteed that high-temperature steam can be evenly guided into the tank through the nozzle, steam distribution is even and sufficient, the sterilization effect is improved, under the non-working condition, the nozzle is isolated by the sealing block and does not make contact with strains, dead corners of strain residues are reduced, and the sterilization effect is improved. The influence on the next inoculation and fermentation work is reduced.
Owner:LUOYANG OKBK BIOTECH CO LTD
Cleaning agent for forensic dissection room
InactiveCN119463985AEfficient removalquick importBiocideInorganic/elemental detergent compounding agentsBiotechnologyDisinfectant
The invention provides a cleaning agent for a forensic dissection room, which is prepared from the following raw materials in parts by weight: 5-8 parts of tetrasodium hydroxyethylidene diphosphonate, 10-15 parts of a nonionic surfactant, 3-5 parts of a wax removal agent, 1-1.5 parts of citric acid, 1-3 parts of lipase, 1-3 parts of protease, 1-2 parts of amylase, 0.01-0.1 part of a preservative and 1-5 parts of a quaternary ammonium salt disinfectant. 0.1-1 part of zinc diricinoleate and 1-10 parts of a dispersing agent. According to the cleaning agent for the forensic dissection room, various stains on the surface of an object can be effectively removed through combination of all the components, pathogenic bacteria on the surface of the object can be effectively removed, gases such as corpse odor, hydrogen sulfide and strong acid rancidity harmful to a human body can be effectively removed, and the cleaning agent is used for removing various animal blood stains, decayed fat, decayed tissue residues and the like.
Owner:SHIJIAZHUANG ZHANDE MEDICAL TECH CO LTD
A swing-type screening device for plastic recycling
The utility model provides a swing type screening device of plastic recycling, including the blanking base, the bottom rotation of blanking base is connected with the rotating base, and the rotating base bottom is equipped with the discharge gate, the eccentric position of rotating base bottom is arranged to the discharge gate, the below of blanking base is equipped with the filter screen frame, is equipped with the filter screen mesh plate on the filter screen frame, the top of filter screen frame is equipped with the material shifting guide plate. The utility model discloses through the work of control motor support, makes the output shaft on motor support so is equipped with the drive gear and the external gear that the rotating base upper end sets is engaged transmission, drives the rotating base to rotate, thereby the rotating change position of the discharge gate that rotating base bottom sets, in the process that material is along the discharge gate guide and falls, makes the falling track of material to rotate swing, thereby effectively even the material is scattered on the filter screen mesh plate top, improves the screening efficiency of filter screen mesh plate.
Owner:SHANGHAI HUANHUA MASCH CO LTD
In-situ preparation method of a catalyst, catalyst prepared by the method and application thereof
PendingCN122124850Ahigh activityhigh selectivityMolecular sieve catalystsOrganic compound preparationPtru catalystReactive site
This application discloses an in-situ preparation method for a catalyst, comprising the following steps: gasifying a nitrogen-containing substance and / or a phosphorus-containing substance to obtain a mixed gas, passing it into a reactor containing a support, and performing heat treatment I and heat treatment II to obtain the catalyst. This method enables the uniform introduction of active components and additives, resulting in a uniform distribution of active sites in the prepared catalyst, which is beneficial for improving the catalyst's activity and selectivity. When used in the reaction of acetate and NH3, the catalyst can suppress side reactions and achieve high acetonitrile selectivity. It avoids corrosiveness to reaction equipment, provides mild reaction conditions, has high atom utilization, and is suitable for continuous, stable, and large-scale production.
Owner:DALIAN INSTITUTE OF CHEMICAL PHYSICS CHINESE ACADEMY OF SCIENCES
Desulfurization wastewater flue gas drying system with temperature compensation function
PendingCN119461549AGuaranteed drynessimport uniformFlow mixersTransportation and packagingThermodynamicsFlue gas
A desulfurization waste water flue gas drying system with a temperature compensation function comprises a flue gas mixer, the leading-in end of the flue gas mixer is connected with a low-temperature flue gas pipeline and a high-temperature flue gas pipeline respectively, the leading-out end of the flue gas mixer is provided with a flue gas leading-in pipeline, the flue gas leading-in pipeline is connected with a drying spray tower, and the drying spray tower is connected with the flue gas mixer. And the drying spray tower is also connected with a desulfurization wastewater pipeline. The flue gas mixer is adopted to mix the low-temperature flue gas pipeline and the high-temperature flue gas pipeline, and then energy is supplied to the drying spray tower, so that the wastewater introduced from the desulfurization wastewater pipeline can be dried as soon as possible according to requirements, and various problems caused by unsmooth adjustment are avoided.
Owner:山西鲁晋王曲发电有限责任公司
Waste heat recovery heat exchanger and small gas turbine
PendingCN121855290Areduce negative impactIncrease the effective heat transfer areaCombustion processGas turbine plantsMechanicsThermal efficiency
The invention discloses a waste heat recovery heat exchanger and a small gas turbine. Comprises: a housing arranged in an annular shape; the multiple heat exchange pipes extend in the axis direction of the shell, and the multiple heat exchange pipes are tightly arranged in the shell; a first channel used for flowing of a low-temperature medium is formed in the heat exchange pipe, an opening of the first channel is formed in the end face of the shell, a second channel used for flowing of a high-temperature medium is formed outside the heat exchange pipe, and an opening of the second channel is formed in the side face of the shell. And the low-temperature medium and the high-temperature medium exchange heat through the pipe wall of the heat exchange pipe. The compact degree and the heat exchange efficiency of the heat exchanger can be improved, and the flow resistance can be reduced.
Owner:HEFEI ZHONGKE ZHONGMING TECH CO LTD +1