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206results about How to "Reduce dust" patented technology
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Flower mud material crushing and conveying line
ActiveCN224198480Ureduce depthLower the height of the feed hopperConveyorsPlastic recyclingMolecular sieveOperational safety
The utility model belongs to the technical field of carbon molecular sieve production equipment, and discloses a flower mud material crushing conveyor line which comprises crushing equipment, a bottom belt conveyor, an inclined lifting belt conveyor and a vibrating screen, a sunken main pit is formed in the workshop ground of a flower mud crushing station, the crushing equipment is installed in the main pit, and the inclined lifting belt conveyor is installed in the main pit. A feeding hopper of the crushing equipment is removed towards the outer side wall, and the bottom of the feeding hopper is connected through a horizontal steel plate, extends and is connected to the workshop ground in a lap joint mode. The bottom belt conveyor is horizontally connected below a discharge port of the crushing equipment, the bottom end of the inclined lifting belt conveyor is connected at the discharge end of the bottom belt conveyor, and the high end of the inclined lifting belt conveyor inputs crushed flower mud materials to a feed port of the vibrating screen. According to the flower mud material crushing conveying line, crushing equipment is installed in a pit mode, the feeding difficulty is lowered, and the operation safety is improved.
Owner:HEBEI HUIXU POLYMER NEW MATERIAL TECHNOLOGY CO LTD
Portable laser range finder
The utility model provides a portable laser range finder, and belongs to the technical field of laser range finders. The mounting box can be used for mounting the laser range finder body; the laser range finder body is fixedly connected in the mounting box and can be used for detecting the distance of an object; the fixing grooves are formed in the mounting box and can be used for accommodating the supporting legs; the two limiting strips are fixedly connected into the fixing grooves and can be used for limiting the supporting legs; the two square grooves are formed in the fixing grooves and can be used for mounting second suction pieces; the two second suction pieces are fixedly connected into the two square grooves correspondingly, and the supporting legs and the mounting box can be fixedly mounted through mutual adsorption of the two second suction pieces and the square grooves; when the laser range finder body is used, after the two supporting legs are swung to be mutually expanded, the supporting rod is shifted to enable the mounting box to support the laser range finder body, then the supporting plate is shifted to support the supporting legs, and the effect of improving use convenience for workers is achieved while the carrying space is reduced.
Owner:ZHEJIANG RONGXIN ENG TESTING CO LTD
Multi-stage vibrating screen classifier for ore concentration
PendingCN119634216Aeasy to replaceImprove screening efficiencySievingScreeningMining engineeringMechanical engineering
The invention provides a multi-stage vibration screening machine for ore fine selection, and belongs to the field of ore screening, the multi-stage vibration screening machine comprises a screening frame, a multi-stage screening mechanism is arranged on one side of the screening frame and used for conducting multi-stage screening on ore, and a dust falling assembly is arranged on one side of the multi-stage screening mechanism and used for conducting dust falling treatment on the ore being screened. A conveying assembly is arranged on one side of the multi-stage screening mechanism and used for automatically conveying ore needing to be screened into the screening frame. According to the multi-stage ore screening device, by arranging the multi-stage screening mechanism, multi-stage screening of ore is achieved, and the effect of conveniently replacing a screen is achieved; through the arrangement of a vibration motor and a spring, the screening frame can vibrate, and the first screen, the second screen and the third screen are matched for use, so that multi-stage screening can be performed on ores; and the first screen, the second screen and the third screen are connected to the screening frame in a bolted mode, so that a worker can replace the first screen, the second screen and the third screen conveniently according to different ores, and the screening efficiency is improved.
Owner:LIANYUNGANG XINQILI NEW MATERIALS CO LTD
Copper smelting method of Ausmelt furnace without top blowing spray gun
ActiveCN119662998Aguaranteed liquidityincrease profitCharge manipulationShaft furnaceCombustionMolten bath
The invention discloses a copper smelting method of an Ausmelt furnace without a top-blowing spray gun, and relates to the technical field of copper smelting of the Ausmelt furnace, and the copper smelting method comprises the following steps: (1) spraying coal powder and mineral powder into a molten pool through an ore gun and a coal gun of the Ausmelt furnace without the top-blowing spray gun; (2) a side-blowing combustion gun of the Ausmelt furnace without the top-blowing spray gun sprays fuel to the molten pool; and (3) when the copper matte reaches the target grade 58-62%, ending the reaction, recording the melt temperature distribution, measuring the viscosity of the slag, and taking the slag sample for analyzing the content of Fe3O4. The Ausmelt furnace without the top blowing spray gun comprises a flue, a baffle, a combustion gun, an ore gun and a coal gun, a flue is arranged on the upper portion of the furnace body, a baffle is arranged below the flue, combustion guns are symmetrically arranged on the furnace body above a slag layer, coal guns are symmetrically arranged on the furnace body at the junction of the slag layer and a molten copper bath, ore guns are symmetrically arranged on the furnace body at a molten copper bath layer, and pressure gauges are arranged on the ore guns and the coal guns.
Owner:NORTHEASTERN UNIV CHINA
Screening machine for construction waste
ActiveCN222567877Ureduce dustConstruction waste recoveryGrain treatmentsEnvironmental engineeringConstruction waste
The utility model discloses a screening machine for construction waste, which relates to the technical field of construction waste and comprises a recycling bin, a fixing assembly is arranged at the lower end of the recycling bin, a crushing assembly is arranged in the recycling bin, a pushing assembly is arranged in the recycling bin, and a spraying assembly is arranged on the inner wall of the recycling bin. The spraying assembly comprises a circulating pipe fixedly installed on the inner top wall of the recycling box, a spraying head is fixedly installed on the outer wall of the circulating pipe, and a water tank is fixedly installed at the upper end of the recycling box. The screening machine for the construction waste has the advantages that the water tank, the water inlet pipe, the pipe cover, the water pump, the pipeline, the circulating pipe and the spraying head are arranged at the upper end of the recycling box; a worker conveys water to the water inlet pipe and conveys the water into the water tank, the water pump is started to work through the switch module to convey the water into the pipeline, the pipeline conveys the water into the circulating pipe, the water in the circulating pipe is sprayed out from the spray head, the interior of the recycling box is cleaned, and dust in the recycling box is reduced.
Owner:SUQIAN ZHIJIE CONSTR WASTE DISPOSAL CO LTD
Feeding device
ActiveCN222647196Ureduce flow ratereduce impactLoading/unloadingConveyor partsStructural engineeringMechanical engineering
Owner:MONIER (HUBEI) CONSTR TECH CO LTD
Efficient heat dissipation type server case shell
ActiveCN119536468AGuaranteed connectivityreduce cloggingDispersed particle filtrationDirt cleaningBristleMechanical engineering
The invention relates to an efficient heat dissipation type server case shell, and relates to the technical field of server cases. The efficient heat dissipation type server case shell comprises a shell body and a filter screen, the shell body is further provided with a cleaning mechanism, the cleaning mechanism comprises a cleaning frame and a driving assembly, the cleaning frame is provided with a plurality of bristles, the bristles extend into meshes in the filter screen, and the driving assembly drives the cleaning frame to rotate. And the driving assembly is used for driving the cleaning frame to move in the height direction of the filter screen, so that dust in meshes of the filter screen is brushed off by the bristles. The computer case shell has the effect of ensuring the heat dissipation effect of the computer case shell.
Owner:XINCHENG KUNSHAN WUJIN TECH CO LTD
A fully automatic edge grinding machine for rearview mirror lenses
The present invention provides a fully automatic edge grinding machine for rearview mirror lenses, comprising: a processing water tank, which is provided with an inclined surface inside; a suction cup motor assembly, which is arranged in the processing water tank and is used to fix the lens and drive it to rotate; a grinding assembly, which is arranged above the suction cup motor assembly and is used to grind the lens; a material transporting assembly, which is arranged above the suction cup motor assembly and is used to transport the lens; a water spraying pipe is also arranged on the grinding assembly, and the water spraying pipe is used to spray water on the lens; a waste water outlet is also arranged at the bottom of the processing water tank; the lens is placed on the suction cup motor assembly through the material transporting assembly, so as to complete the fixing of the lens; the lens is ground through the grinding assembly, and water is sprayed on the grinding position through the water spraying pipe, so that the ground dust is mixed with the water, thereby reducing dust; at the same time, there is no need for operators to load and unload materials, the degree of automation is high, and the harm of dust to operators is reduced.
Owner:TAIZHOU XINGYU VEHICLE PARTS CO LTD
Restoration device
PendingCN119542231Areduce frictionExtended service lifeSemiconductor/solid-state device manufacturingWaferRestoration device
The invention provides a restoration device for wafer restoration. The restoration device comprises a first base; the driving roller is arranged on the first base, the driving roller is used for driving the wafer to rotate, and the rotating axis of the driving roller is parallel to the rotating axis of the wafer; the restoration assembly comprises a positioning piece and a supporting assembly, the positioning piece is used for being in positioning fit with the positioning notch of the wafer, and the supporting assembly can ascend and descend relative to the driving roller; and the restoration assembly is arranged on the driving assembly and is in driving fit with the driving assembly, so that after the positioning piece is in positioning fit with the positioning notch of the wafer, the supporting assembly is driven to ascend to lift the wafer and separate from the driving roller. According to the restoration device, the restoration assembly and the driving assembly are arranged, the positioning piece in the restoration assembly is in linkage fit with the supporting assembly through the driving assembly, and after the positioning piece is in positioning fit with the positioning notch of the wafer, the wafer is separated from the driving roller, so that friction between the driving roller and the wafer is avoided.
Owner:SEVENSTAR SEMICONDUCTOR TECHNOLOGIES CO LTD
Novel prop pulling winch
The utility model discloses a novel prop pulling winch, and relates to the technical field of mining equipment, the novel prop pulling winch comprises a base, a vehicle body is arranged on the base, the vehicle body comprises a winding drum, a rope is wound on the winding drum, the novel prop pulling winch further comprises a first-stage cleaning assembly and a second-stage cleaning assembly, the first-stage cleaning assembly is used for cleaning the rope in winding, and the second-stage cleaning assembly is used for cleaning the rope on the winding drum; the first-stage cleaning assembly comprises a concentric-square-shaped piece fixed to one side of the winding drum, the other side of the concentric-square-shaped piece is movably connected with a follow-up brush assembly, one end of a rope movably penetrates through the concentric-square-shaped piece and the follow-up brush assembly and then extends outwards, and the follow-up brush assembly movably abuts against the outer portion of the rope. The secondary cleaning assembly comprises a steel wire roller brush which movably abuts against the winding drum. The problems that in the prior art, after a rope on a winding drum is used for a long time, a large amount of dust or soil is likely to be attached to the rope, the running resistance is increased in the winding or paying-off process, and the service life of the rope is shortened are solved.
Owner:SUZHOU MINING EQUIP MFG CO LTD
Green and environment-friendly concrete aggregate conveying device
ActiveCN222646974Ureduce dustEffective controlSolid waste managementCleaningTransmission beltArchitectural engineering
The utility model relates to an environment-friendly concrete aggregate conveying device, which belongs to the technical field of concrete production and comprises a support frame, a fixing frame is fixed at the top of the support frame, and a driving motor penetrating into the fixing frame is fixed on the back of the fixing frame. A transmission assembly fixed to an output shaft of the driving motor is rotationally connected into the fixing frame, mounting frames are fixed to the front side and the rear side of the fixing frame, and rotating rods are in threaded connection with the bottoms of the mounting frames. According to the green and environment-friendly concrete aggregate conveying device, when a driving motor drives a transmission wheel to rotate, a transmission belt can move, so that a cleaning assembly can clean the transmission belt, certain water mist can be generated through the arranged sweeping assembly, and then the situation that a large amount of flying dust affects the working environment is effectively avoided; and the cleaning assembly is located at the bottom of the transmission belt, cleaning can be conducted in the running process, and therefore the surrounding environment is effectively protected.
Owner:四川佰汇混凝土工程有限公司
Saline-alkali soil improvement method based on low-salt organic material
PendingCN119586381Apromote decompositionspeed up decompositionContaminated soil reclamationSoil-working methodsSoil scienceAlkali soil
The invention discloses a saline-alkali soil improvement method based on a low-salt organic material. The method comprises six steps of saline-alkali soil detection, organic material selection, organic material pretreatment, organic material application, soil irrigation and soil pH value adjustment. According to the steps of organic material pretreatment and organic material application, it is ensured that the saline-alkali soil fertilization improvement effect is good, the method has the advantage of being good in improvement effect, and the problems that in the using process of an existing saline-alkali soil improvement method, in the using process, low-salt organic materials are inconvenient to efficiently improve the saline-alkali soil, and the soil quality is poor are solved. The problems that if low-salt organic materials cannot be fully utilized, the soil improvement effect may not be obvious, soil salinity cannot be effectively reduced, the soil structure cannot be effectively improved, supplement of the organic materials is lacked, the organic matter content of the soil is difficult to increase, and the fertility and the water and fertilizer retention capacity of the soil are affected are solved.
Owner:INST OF GEOGRAPHICAL SCI & NATURAL RESOURCE RES CAS
Construction device for preparing modified ardealite highway subgrade
PendingCN119553574ANo wastehigh strengthClimate change adaptationRoad cleaningControl systemArchitectural engineering
The invention discloses a construction device for preparing a modified ardealite highway subgrade. The construction device comprises a construction vehicle, raw material boxes arranged on the construction vehicle side by side, a material mixing mechanism arranged in the construction vehicle, a compaction mechanism arranged on the rear side of the construction vehicle and a control system in the construction vehicle. Raw material boxes on the construction vehicle are sequentially a water tank, a cement box, a modified phosphogypsum powder box, a clay powder box and a cement mortar box from the rear side to the front side. The material mixing mechanism comprises a material discharging auger assembly, a material mixing rocking hopper, a material discharging box and a humidifying spray head; the compacting mechanism comprises a dragging plate, a first pressing roller and a second pressing roller. Raw materials are dried in advance and loaded into the respective box bodies respectively, mixing in advance is not needed, raw material waste is avoided, the proportioning proportion can be adjusted at any time according to needs, the raw materials are discharged into the mixing rocking hopper according to the proportion to be shaken up, sieved and fall down, then the raw materials are laid on a road in two layers through humidification, and the raw materials are compacted step by step to reduce flying dust, so that the road quality is improved. And the raw materials absorb water and agglomerate, so that the strength of the roadbed is improved.
Owner:ANHUI SANJIAN ENG +1
Carbon steel and stainless steel composite board solder grinding and polishing device
PendingCN119609818Aavoid shakingImprove stabilityEdge grinding machinesGrinding drivesSlag (welding)Polishing
The invention relates to the technical field of grinding and polishing devices, and particularly discloses a carbon steel and stainless steel composite board solder grinding and polishing device which comprises a dust removal assembly, a grinding assembly, a cooling assembly and a main body frame, and the main body frame is located outside the grinding assembly and the cooling assembly; the dust removal assembly comprises a first recycling box, a dust removal pipe, a supporting rod and a dust remover, the first recycling box is fixedly connected above the main body frame, the dust removal pipe is communicated with the dust remover and the first recycling box, and the supporting rod is fixedly connected between the dust remover and the main body frame. Friction and heat generation between a workpiece and the grinding roller can be reduced, the surface of the workpiece is protected, deformation is avoided, and the production efficiency is improved; flying dust and welding slag are effectively reduced, the working environment quality of a workshop is improved, and influences on operators are avoided.
Owner:SHANGHAI SHUNFENG MACHINERY MFG
Cable copper wire coating equipment
ActiveCN222512956UImprove reliabilityreduce dustHot-dipping/immersion processesCopper wireTin plating
The utility model relates to the technical field of copper wire coating, in particular to cable copper wire coating equipment, which can automatically clean the surface of a copper wire during copper wire coating, reduce dust and impurities on the surface of the copper wire, improve the coating reliability and ensure the coating effect, and is convenient to use and high in practicability. Comprising a bottom plate, a tinning box, a heater and four sets of guide rollers, a cavity is formed in the tinning box, openings communicating with the cavity are formed in the left portion and the right portion of the tinning box correspondingly, the four sets of guide rollers are rotationally installed in the cavity of the tinning box, the heater is installed on the tinning box, and the output end of the heater is located in the cavity of the tinning box; tin liquid is arranged in a cavity of the tinning box. The tin plating device further comprises a cleaning mechanism, a curing mechanism and a winding mechanism, the cleaning mechanism, the curing mechanism and the winding mechanism are all installed on the bottom plate, and the cleaning mechanism is located on the left side of the tin plating box.
Owner:LIAOCHENG JIUYIFENG TRADING CO LTD
Electromechanical engineering environment-friendly dust removal device
ActiveCN224194363UImplement tappingreduce adhesionHuman health protectionDispersed particle filtrationThermodynamicsDust control
The utility model relates to the technical field of dust removal, and discloses an electromechanical engineering environment-friendly dust removal device which comprises an air inlet pipe, the end of the air inlet pipe is fixedly connected with a heating pipe, the end of the heating pipe is fixedly connected with a box body, the interior of the box body is fixedly connected with an air storage bag, and the bottom of the air storage bag is fixedly connected with an air blowing pipe. An electromagnetic valve is installed on the outer side of the air blowing pipe, a cleaning structure is installed at the end of the air blowing pipe, the outer side of the cleaning structure is sleeved with a filter cylinder, and a knocking assembly is installed at the bottom of the filter cylinder. According to the dust removal device, the air storage bag blows air into the cleaning structure through the air blowing pipe, so that the air spraying pipe sprays air to rotate, the rotating air spraying pipe drives the first sliding block to move, the soft block fixed on the first sliding block moves back and forth twice to knock the filter cartridge, and dust which is adhered to the outer side of the filter cartridge and cannot be blown off falls off through knocking and vibration.
Owner:HUBEI ZHENKUO CONSTR ENG CO LTD
Sweeping robot
ActiveCN115778243Bavoid frictionImprove mobile flexibilityMachine detailsFloor sweeping machinesMechanical engineeringPhysics
A robot sweeper includes a main body, a pair of drive modules, and a cleaning module. The drive modules are respectively pivotally connected to the main body. The drive modules include a roller set and a drive device. The drive device is mechanically connected to the roller set and configured to drive the roller set to rotate about a first axis. The cleaning module is connected to the main body and at least partially located between the roller sets along the first axis.
Owner:AU OPTRONICS CORP
Material recovery device
The utility model relates to a material recovery device which is characterized in that when a negative electrode material needs to be recovered in the actual negative electrode material processing process, a vacuum feeding machine can be operated, the negative electrode material is collected by a material suction pipeline of the vacuum feeding machine, and the negative electrode material is sucked into the vacuum feeding machine through the material suction pipeline; then the feeding port of the ton bag penetrates into the position between the feeding barrel and the clamping ring, the linear driving part is operated to drive the clamping ring to ascend through the lifting plate, the clamping ring and the fixing ring are matched with each other to clamp the feeding port of the ton bag, and then a valve in the vacuum feeding machine is operated to clamp the feeding port of the ton bag. The negative electrode material in the vacuum feeding machine enters the ton bag through the feeding port of the ton bag to be recycled, then the clamping ring is driven to descend, and the ton bag is taken out, so that the negative electrode material can be better conveyed, flying dust is reduced, material loss is avoided, the processing environment is prevented from being polluted, and the health of operators is prevented from being affected.
Owner:FUJIAN KEDA NEW ENERGY TECH CO LTD
Special mixing modification equipment for hot-melt road marking paint
ActiveCN222518437Uevenly dispersedreduce dustRotary stirring mixersTransportation and packagingHot melt coatingAtomizer nozzle
The utility model discloses special mixing and modifying equipment for hot-melt road marking paint. The special mixing and modifying equipment comprises a stirring assembly, a spraying assembly and a heating assembly, the stirring assembly is an original hot melt coating stirrer and is used for uniformly mixing materials; the spraying assembly comprises an atomizing nozzle mounted at the top of the stirring assembly and is used for spraying a modifier and an auxiliary solution; the heating assembly comprises a heating pipe mounted at the bottom of the stirring assembly and is used for performing heating auxiliary surface modification on pigments and fillers. On the basis of an original hot-melt coating stirring machine, assembly devices, namely the spraying assembly and the heating assembly, required by pigment and filler modification are added, so that the requirement of hot-melt road marking coating for modification of pigment and filler particles is met, meanwhile, the adding mode of liquid auxiliaries and modifiers can be optimized, and the production efficiency is improved. Therefore, the production requirements of different high-function hot-melt road marking coatings are met, and the additional value of the product is increased without increasing too much additional production cost and time cost.
Owner:GUANGXI ACAD OF SCI
A separable carbon neutralization device for mining
ActiveCN119633559Bincrease carbon dioxide levelsImprove processing efficiencyCombination devicesDispersed particle filtrationAir pumpProcess engineering
This invention relates to the field of mining environmental protection equipment technology, and more particularly to a separable mining carbon neutralization device. The separable mining carbon neutralization device provided by this invention solves the technical problem of poor operational stability in existing mining carbon neutralization devices. The separable mining carbon neutralization device includes a pre-stage component for separating carbon dioxide from gas, a post-stage component for adsorbing the carbon dioxide separated by the pre-stage component, and a gas pump. By setting a separation membrane to separate carbon dioxide from the gas, the gas entering the post-stage component has a higher carbon dioxide content and lower impurity content, which facilitates rapid adsorption of carbon dioxide by the adsorbent, thereby improving the stability of the mining carbon neutralization device during operation and increasing the gas treatment efficiency.
Owner:ZHEJIANG DAXIN TECH CO LTD
Quantitative feeding mechanism for feed processing
ActiveCN224198605URealize automatic quantitative additionQuality assuranceFood processingControl devices for conveyorsGear wheelAgricultural engineering
The utility model relates to the technical field of feed processing, and discloses a quantitative feeding mechanism for feed processing, which comprises a support. The feeding bin is fixedly connected to the top of the support, and the hopper is fixedly connected to the top of the feeding bin; the motor I is arranged on the right side of the outer part of the feeding bin; the first rotating rod is fixedly connected to the output end of the first motor, the first rotating rod is rotationally connected to the interior of the feeding bin, and the second rotating rod is rotationally connected to the interior of the hopper; the first gear and the second gear are meshed with each other, and the first gear is fixedly connected to the left side of the outer portion of the first rotating rod. According to the feeding device, in the feed processing process, quantitative feeding of raw materials is facilitated, manual operation of operators is not needed, the situation of excessive feeding or small feeding is avoided, and therefore the quality of feed is improved.
Owner:NANCHONG TWINS FEED CO LTD
Mobile gouging robot and control method thereof
The application provides a mobile gouging robot and a control method thereof. A frame of a multifunctional chassis is supported by a plurality of active suspension wheel sets. A four-degree-of-freedom mechanical arm is rotatably arranged on the frame. An execution end of the four-degree-of-freedom mechanical arm can be vertically lifted and horizontally stretched relative to the frame. A gouging device is arranged at the execution end of the four-degree-of-freedom mechanical arm. A camera is arranged close to the gouging device and faces a gouging work surface. A control cabinet is electrically connected with the active suspension wheel sets, the four-degree-of-freedom mechanical arm, the gouging device and the camera, respectively, for controlling the walking and posture adjustment of the multifunctional chassis and controlling the four-degree-of-freedom mechanical arm to drive the gouging device to move to a target gouging position. The control method acquires the robot position, heading, chassis posture, suspension state and work surface image, controls the suspension cylinder to stretch and contract according to the posture deviation, identifies the area to be gouged, the work boundary and the obstacle area, calibrates the walking path and controls the chassis and the mechanical arm to cooperatively perform the gouging work.
Owner:CCCC SECOND HARBOR ENGINEERING CO LTD
Dry powder curing device and method
PendingCN119550474AAvoid residueReduce the chance of hardeningCement mixing apparatusSold ingredients supply apparatusCement boardWater flow
The invention belongs to the technical field of radioactive waste treatment and dredging, and particularly relates to a dry powder curing device and method. The device comprises a curing barrel, a dredging assembly and a stirring paddle, the dredging assembly is installed at the upper end of the curing barrel through a cement discharging pipeline. The cement discharging pipeline is connected with a dry powder discharging pipe and a waste liquid discharging pipe; a connector of the waste liquid discharging pipe is located at the lower end of the dry powder discharging pipe connector; the dredging assembly comprises a transmission shaft, an extension rod and a distribution disc; the lower end of the transmission shaft is connected with the distribution disc through an extension rod and used for dredging the cement discharging pipeline. The stirring paddle is arranged at the lower end in the curing barrel and used for mixing materials in the curing barrel. According to the embodiment of the invention, the dredging rod is extended, so that cement dust generated by dry powder descending is reduced, and the probability of cement board bonding at the top of the stirrer is reduced; the waste liquid discharging pipe is additionally arranged at the lower end of the dry powder discharging pipe, and residual of dry powder in the cement discharging pipe is avoided through double guarantee of water flow flushing and mechanical dredging.
Owner:THE 404 COMPANY LIMITED CHINA NAT NUCLEAR
Water collecting well circulating water dust falling device for karst tunnel engineering
The utility model discloses a water collecting well circulating water dust fall device for karst tunnel engineering, including water suction device, water collecting well and fixed together's mobile water tank and sewage collection tank, and water suction device, water collecting well and mobile water tank are communicated in proper order through water pipe, and water pump A is installed to the water inlet of water pipe, and the below and the top of water suction device are all installed with propeller A and drive motor, and the vertically installed telescopic stainless steel bellows of mobile water tank, one end of telescopic stainless steel bellows is located inside mobile water tank, and water pump B is installed to the port, and the other end is located outside mobile water tank, and the port is installed with the shower nozzle, and the periphery of shower nozzle is installed with the fender, and the adjacent fender side fixed connection, and the water inlet of sewage collection tank is located inside fender, and the water outlet of sewage collection tank and water collecting well water inlet are communicated through the backwater pipe. The utility model is used in karst tunnel engineering, not only solves the problem of water accumulation in the cave, but also improves the dust fall efficiency and improves the construction environment.
Owner:CCCC HEHAI ENG CO LTD +2
A powder coating suitable for laser curing and a method of making and using the same
The application relates to the technical field of powder coating, in particular to a powder coating suitable for laser curing and a preparation method and application thereof. The powder coating for laser curing comprises the following components in parts by weight: resin, curing agent and heat-conducting agent, and other components; the mass ratio of the resin, the curing agent and the heat-conducting agent is 50-90:510:510; the heat-conducting agent is selected from two or more of graphene oxide, nano-aluminum oxide, carbon nanotubes, aluminum nitride and hexagonal boron nitride. The powder coating for laser curing of the application has excellent surface gloss, flatness and substrate adhesion after laser curing, and has good chemical corrosion resistance, and can realize a curing effect equivalent to that of current conventional thermal curing, and has significant application value in the fields of decoration and protection.
Owner:GUANGDONG UNIV OF TECH
Water jet tunneling method suitable for tunnel of five-center circular arch structure
ActiveCN119641362AadaptableImprove construction safetyHydro energy generationTunnelsJet flowStructural engineering
The invention relates to a water jet tunneling method suitable for a five-center dome structure tunnel. The water jet tunneling method comprises the following steps that S1, a jet cutting pre-experiment of a cutting area under a tunnel face is carried out according to tunnel design; s2, measuring the cutting depth D under different jet parameters; s3, according to the cutting depth D, cutting parameters are determined, and a cutting circuit diagram is designed based on the cutting parameters; s4, cutting operation is conducted on the lower cutting area according to the cutting circuit diagram; and S5, cutting operation is conducted on the upper cutting area according to the cutting circuit diagram. According to the method, efficient, accurate, safe and reliable tunneling of the tunnel of the five-center circular arch structure is achieved, the construction quality can be improved, adaptability is enhanced, and the construction cost is reduced.
Owner:CHONGQING UNIV
Organic waste gas purification treatment equipment
ActiveCN120550538Breduce dustReduce the burden onGas treatmentUsing liquid separation agentActivated carbonExhaust fumes
The application belongs to the field of waste gas purification, and particularly relates to an organic waste gas purification treatment equipment, which comprises a base, a fan assembly is fixedly installed on the top of the base, an exhaust assembly is arranged on one side of the fan assembly, and the fan assembly output end and the exhaust assembly are in communication, the exhaust assembly is fixedly installed on the top of the base, an adsorption mechanism is arranged on the top of the base, the adsorption mechanism is used for removing pollutants in waste gas, a pretreatment mechanism is arranged on the top of the base, the first main pipe and the first branch pipe are arranged, so that the waste gas can be sprayed and pretreated before being treated by the adsorption mechanism, the dust in the waste gas is reduced, the burden of the activated carbon in the adsorption mechanism on the waste gas treatment is reduced, the water body and the gas in the first box are more uniformly distributed and diffused through the arrangement of the multiple first pipes and the first branch pipes, and the dust removal effect of the water body on the waste gas is improved.
Owner:AI LEITE ENVIRONMENTAL TECH SUQIAN CO LTD
Accumulated material recovery device for feed port of biomass incinerator
ActiveCN224135872Ureduce vibrationReduce dustIncinerator apparatusElectric machineEnvironmental engineering
The utility model provides a biomass incinerator feed inlet accumulated material recovery device which comprises a conveying belt, a funnel and a material collecting cavity, the front side and the rear side of the conveying belt are each provided with a set of outer supporting frames used for supporting the outer side of the conveying belt, and the outer side of the left end of each outer supporting frame is provided with a set of front cover plates used for shielding biomass incineration disintegrating slag smoke dust. Compared with the prior art, the biomass incineration disintegrating slag recycling device has the advantages that when biomass incineration disintegrating slag is guided, conveyed and recycled through the conveying belt, the motor drives the conveying belt to move, the biomass incineration disintegrating slag is moved from left to right through the conveying belt, and in the moving process, the biomass incineration disintegrating slag can be recycled. The supporting frame of the M-shaped structure and the guide rollers support the lower end of the conveying belt, the vibration degree of the conveying belt can be reduced so that the dust raising situation generated in the biomass incineration disintegrating slag conveying process can be reduced, and meanwhile the dust raising situation can be reduced in the biomass incineration disintegrating slag feeding and discharging process through the front cover plate and the rear cover plate.
Owner:ANHUI XINQIAO THERMAL POWER CO LTD
Windproof structure suitable for large mixing plant
ActiveCN119458623Areduce dustincrease flexibilityCement mixing apparatusMixing operation plantAgricultural engineeringWind power
The invention discloses a windproof structure suitable for a large-scale mixing plant, and relates to the field of mixing plants, the windproof structure comprises a first supporting seat, the first supporting seat is designed to be of an annular structure, a windproof plate is arranged above the first supporting seat, and a second supporting seat is arranged on the outer side of the first supporting seat; a connecting frame is arranged between the second supporting seat and the first supporting seat, so that the first supporting seat and the second supporting seat are connected with each other, fixing seats are fixed to the outer side of the first supporting seat and the outer side of the second supporting seat, and the first supporting seat and the second supporting seat are fixed to a supporting face. According to the windproof structure suitable for the large mixing building, wind power is prevented from being directly blown to the mixing building through the arrangement of the windproof plates, the windproof effect is achieved, raised dust is reduced, the positions of the windproof plates can be moved and adjusted through the first supporting seats, therefore, wind power in different wind directions is protected, and the flexibility and the windproof effect of the windproof structure are improved.
Owner:CCCC FIRST HARBOR ENGINEERING CO LTD +1
Large-dip-angle belt conveyor cleaning device
The utility model discloses a cleaning device for a large-dip-angle belt conveyor, which comprises the large-dip-angle belt conveyor and is characterized in that a blanking groove is arranged below a machine head of the large-dip-angle belt conveyor, and a blowing type sweeper is arranged below a return belt below the machine head. The two ends of the blowing type sweeper are fixed to the two sides of the large-dip-angle belt conveyor, and the blowing type sweeper is located above the discharging groove. And a dust removal air duct is arranged above the machine head of the large-dip-angle belt conveyor. The cleaning device can effectively clean and collect residual materials on the belt, reduce the dust problem in the operation process, relieve the labor intensity of workers and keep a clean operation environment.
Owner:ORDOS ZHONGYU TAIDE COAL CO LTD +1