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Multifunctional self-adaptive laser metal 3D printing equipment and control method thereof
PendingCN119657956AAchieve the effect of gathering togetherreduce divergenceAdditive manufacturing apparatusIncreasing energy efficiencySpray nozzlePhysics
The invention relates to multifunctional self-adaptive laser metal 3D printing equipment and a control method thereof.The device comprises a spray head bottom plate and a laser cladding spray head, the laser cladding spray head comprises a spray nozzle used for outputting powder and a pipeline connected to the spray nozzle and used for conveying the powder, and a first converging assembly is installed on the spray head bottom plate; the end, away from the nozzle, of the pipeline is arranged on the inner side of the first gathering assembly, the powder is magnetized when passing through the first gathering assembly in the pipeline, and a gathering processing assembly used for repelling the magnetic powder is arranged on the outer side of the nozzle. Through the design of the first gathering assembly and the gathering processing assembly, powder is magnetized through the first gathering assembly during conveying, then the magnetized powder and the gathering processing assembly generate like-pole repulsion acting force when the powder is sprayed out of the nozzle, the powder is promoted to be gathered together to form a powder beam, powder divergence and irregular arrangement are reduced, and the powder quality is improved. And the position precision and the forming quality and precision of powder conveyed to the molten pool are improved.
Owner:SUZHOU VOCATIONAL INSTITUTE OF INDUSTRIAL TECHNOLOGY
Gas diffusion layer, preparation method thereof and proton exchange membrane fuel cell applying gas diffusion layer
PendingCN119601679AGood dispersionImprove uniformityCell electrodesFuel cellsPorous substrateActive agent
The invention relates to the field of fuel cells, and particularly discloses a gas diffusion layer, a preparation method thereof and a proton exchange membrane fuel cell applying the gas diffusion layer, and the preparation method of the gas diffusion layer comprises the following steps: preparing porous substrate layer carbon paper; performing hydrophobic treatment on the porous substrate layer carbon paper to obtain hydrophobic carbon paper; a hydrophobic agent and water are mixed to obtain hydrophobic slurry A, conductive powder, a surfactant, a binder and an organic solvent are mixed and dispersed to obtain conductive powder slurry B, the hydrophobic slurry A and the conductive powder slurry B are mixed to form spraying slurry C, the spraying slurry C is sprayed on hydrophobic carbon paper while being stirred, drying and curing are conducted after spraying, and a microporous layer is formed. A gas diffusion layer is obtained; the invention further discloses the gas diffusion layer prepared by adopting the method and the proton exchange membrane fuel cell applying the gas diffusion layer. The application has the characteristics of solving the problems of dispersion uniformity of the conductive powder in the slurry and sedimentation in the coating process, improving the quality of the microporous layer and further improving the performance of the fuel cell.
Owner:SHAANXI MEILAND NEW MATERIALS CO LTD +1
A steel structural member mounting device
The utility model relates to steel structure component installation equipment technical field, and specifically is a kind of steel structure component installation device, including plate seat, the plate seat top surface is equipped with the sliding slot for adjusting, and the sliding slot inboard sliding installation is equipped with the sliding base for adjusting;In the process of using steel structure component installation equipment, the steel structure component of two groups needing to be docked can be placed on the surface of the rotating roller inside the U-shaped seat and the bracket respectively, then the multiple hydraulic rods A outside the U-shaped seat and the bracket are operated and the pressing plate is pushed to move, and the two pressing plates inside the U-shaped seat and the bracket can be close to each other and can be positioned and clamped to steel structure component, so that subsequent connection to steel structure component is facilitated, and the long strip pressing plate is used to limit steel structure component, which reduces the stress concentration point and reduces the deformation of steel structure component, so that steel structure component can be installed more stably.
Owner:ANQING YOUJIA DECORATION ENGINEERING CO LTD
Clamping type packaging box
ActiveCN224131582UReduce disengagementImprove stabilityContainers to prevent mechanical damageRigid containersStructural engineeringPackaging Case
Owner:TIANJIN DINGCAI PACKAGING CO LTD
Zipper fixing structure
ActiveCN224193036UGuaranteed closing effectImprove convenienceSlide fastenersClassical mechanicsStructural engineering
Owner:YIWU XUFENG ZIPPER CO LTD
A prefabricated stair lateral reinforcement structure
The utility model discloses a prefabricated stair lateral reinforcing structure relates to the field of stair installation technology, it includes prefabricated stair, and prefabricated stair includes a plurality of tread, and the fixedly connected with connecting plate all on the tread, and the cross section of connecting plate is L type, and the screw sleeve is fixed and set up in the tread along the verticality, and the bolt is equipped on the connecting plate, and the bolt is inserted into the screw sleeve through the connecting plate, and is all screwed with the screw sleeve and connecting plate, and the side away from the tread of connecting plate is welded with the steel sheet, and a plurality of positioning block no.
Owner:SHANGHAI DESEN ARCHITECTURAL DESIGN CO LTD
Galvanized coil cutting machine
ActiveCN222608134UImprove stabilityimprove aestheticsShearing machinesMaintainance and safety accessoriesStructural engineeringMachine
The utility model relates to the technical field of galvanized coils, in particular to a galvanized coil cutting machine which comprises a placing platform and a galvanized coil, a plurality of supporting legs used for improving cutting stability are arranged on the placing platform, a driving rod is arranged on the placing platform, a plurality of first attaching bodies used for fixing the inner wall of the galvanized coil are arranged on the placing platform, and a plurality of second attaching bodies used for fixing the inner wall of the galvanized coil are arranged on the placing platform. A plurality of second attaching bodies used for fixing the outer wall of the galvanized coil are arranged on the placing platform, and a plurality of threaded rods used for adjusting the first attaching bodies are arranged on the placing platform. Through the arrangement of the inner supporting block and the first attaching body, the stability of the galvanized coil in the cutting process is improved, meanwhile, the first attaching body can prevent the inner wall of the galvanized coil from being peeled off, the attractiveness of the galvanized coil after cutting is improved, galvanized coil waste is reduced, and therefore the use cost of the galvanized coil is reduced, and the galvanized coil cutting efficiency is improved. And the stability of the first fitting body can be improved through the threaded rod, and the phenomenon that the stability is reduced due to vibration is avoided.
Owner:HUNAN PANDA NEW MATERIAL CO LTD
A vacuum brazing method for a conical honeycomb inner ring assembly
The application discloses a kind of vacuum brazing methods of conical honeycomb inner ring assembly, S1: make the conical honeycomb ring of interference fit with the inner surface of support piece, the length interference amount of honeycomb ring is 1-3mm;S2: polishing cleaning;S3: filling adhesive tape brazing material;S4: honeycomb positioning and spot welding;S5: honeycomb brazing;The application does not need to clamp positioning tool, and the clearance between honeycomb ring and support piece during assembly and brazing process is guaranteed by process combination, and the brazing rate of more than 95% of the conical honeycomb inner ring assembly can be obtained by once brazing;Excess honeycomb is used, and the honeycomb interference amount is evenly distributed on the support piece by the center alternating spot welding fixing mode, to form pressure stress on the support piece;Vacuum brazing is carried out by short-time holding and slow cooling process combination, and the synchronous shrinkage of honeycomb and support piece during cooling process is guaranteed by slow cooling process, to reduce the possibility that honeycomb is forced to separate from support piece;At the same time, the holding time is appropriately shortened, so that the time of brazing material above liquidus temperature is reduced, and the corrosion of brazing material to honeycomb is avoided.
Owner:HANGFA EXCELLENT MATERIALS (ZHENJIANG) ADDITIVE MFG CO LTD
Industrial-grade switch interface module capable of being quickly plugged and unplugged
ActiveCN224124153UEasy to plug and unplugEasy to use forceTransmissionStructural engineeringMechanical engineering
The utility model relates to the technical field of switches, in particular to an industrial-grade switch interface module capable of being quickly plugged and unplugged, which comprises a shell, a plugging bulge, a joint, a folding pull plate and a PCBA (Printed Circuit Board Assembly), the PCBA is connected in the shell, the joint is connected on the front surface of the shell, the plugging bulge is connected on the outer part of the shell close to the front surface, and the folding pull plate is connected on the plug bulge. The upper end of the connector is connected with a folding pull plate, sliding grooves are formed in the two sides of the upper end of the shell, multiple sets of clamping grooves are formed in the two sides of the shell, multiple sets of inserting grooves are formed in the front face of the connector, an anti-slip strip is arranged at the position, close to the front face, of the upper end of the folding pull plate, and multiple sets of limiting grooves are formed in the lower end of the folding pull plate.
Owner:SHENZHEN YIZHAOTONG ELECTRONICS CO LTD
Novel bolt
ActiveCN224396891Ureduce disengagementThe connection is tight and firmNutsBoltsMechanical componentsNuts and bolts
The utility model belongs to the technical field of fastener, and relates to a new bolt, including bolt main part, the hexagon nut is fixed with outside top of bolt main part, the hexagon nut and bolt main part are integrative cast and form, automatic glue injection subassembly, its one side is located in the outside of bolt main part, the inside of automatic glue injection subassembly includes anti -skidding mechanism and shock -resistant mechanism, and anti -skidding mechanism and shock -resistant mechanism cooperate and use, the utility model discloses through the use of liquid storage sac, flow guide groove, gasket, makes in the bolt main part is used to connect mechanical parts, through the filling of liquid storage sac to flow guide groove, makes the part connection more closely and firmly, reduces the bolt main body in the process of using, appears because high -frequency vibration and separates the situation, reduces the possibility of production accident because bolt main body loosens, simultaneously when using bolt main body, need not extraly add gasket and anaerobic glue to bolt main body outside, further improves work efficiency.
Owner:NINBO ZHENHUA AUTO PARTS CO LTD
Three-plug self-locking connector
The utility model relates to the technical field of plugs, in particular to a three-plug self-locking connector, which comprises a shell and jacks arranged in the shell, a sliding groove and a connecting groove are arranged in the shell, the connecting groove is vertically arranged, a sliding plate is arranged in the sliding groove in a sliding manner, a clamping plate is placed in the connecting groove, and the clamping plate is arranged in the sliding groove. A connecting rod is fixedly connected to the clamping plate, a receding groove is formed in the sliding plate, a clamping opening is formed in the clamping plate, a fixing block is fixedly arranged in the sliding groove, a stop block and a connecting block are fixedly arranged on the sliding plate, an abutting spring is placed in the sliding groove, one end of the abutting spring abuts against the fixing block, and the other end of the abutting spring abuts against the connecting block. One end of the pin is inserted into the insertion hole, the other end of the pin abuts against the check block, a receding opening is formed in the shell, and after the pin is inserted into the insertion hole, when the pin is located in the clamping opening, the clamping opening clamps the pin; and when the push plate is in contact with the side, away from the clamping plate, of the receding opening, the clamping plate is in a vertical state, and the effect of reducing the situation that the contact pin is separated from the socket is achieved.
Owner:XIAMEN RUNFA CABLE CO LTD
Automobile oil filling pipe convenient to connect
The invention discloses an automobile oil filling pipe convenient to connect, and relates to the field of automobile driving, the automobile oil filling pipe comprises an oil filling pipeline, one end of the oil filling pipeline is provided with an oil filling port, one end of the oil filling pipeline far away from a mounting block is provided with a rapid fixing mechanism, and one end of the oil filling pipeline far away from the mounting block is provided with an auxiliary sealing fixing mechanism. The oil filling pipeline is directly arranged at a connector of an automobile oil tank in a sleeving mode, then the rapid fixing mechanism on the oil filling pipeline is directly pushed to clamp the surface of the oil filling pipeline, the oil filling pipeline abuts against the connector of the oil tank, and the rapid fixing mechanism drives the auxiliary sealing fixing mechanism while the rapid fixing mechanism is pushed; the oil filling pipeline on the oil tank connector is further tightened and fixed, so that the oil filling pipeline can be conveniently and quickly fixed at the oil tank connector of the automobile, the trouble that a tool needs to stretch into the oil tank connector of the automobile to fix the oil filling pipeline traditionally is reduced, and the possibility of oil leakage between the oil filling pipeline and the oil tank connector is reduced.
Owner:ZHEJIANG JINGAN AUTO PARTS CO LTD
A type of cart that facilitates straight-line movement
ActiveCN224277185UEasy to move in a straight lineimprove featuresMotorcyclesHand carts with multiple axesSimulationRelative motion
This utility model belongs to the field of trolley technology, and specifically relates to a trolley that facilitates straight-line travel. It includes a balance scooter and a trolley body, connected by a connecting frame. The connecting frame is detachably connected to the trolley body and rotatably connected to the balance scooter. The balance scooter has a positioning groove, and the connecting frame has a positioning element and an elastic element. The elastic element drives the positioning element to engage with the positioning groove, fixing the balance scooter and the connecting frame relatively, thus allowing the trolley to maintain straight-line travel or maintain a certain angle of rotation. Under external force, the positioning element can move relative to the positioning groove, allowing the balance scooter and the connecting frame to rotate relative to each other, thus enabling the trolley to turn flexibly. The purpose of this utility model is to provide a user-friendly trolley that facilitates straight-line travel.
Owner:ZHEJIANG ZHITONG TECH CO LTD
Automatic blocking mechanism of conveying line
ActiveCN224076510Ureduce disengagementAdjust the tensile strengthConveyor partsClassical mechanicsStructural engineering
Owner:ZHANGZHOU BIJIA AUTOMATION EQUIP CO LTD
A type of explosion-proof door with good locking effect
ActiveCN224282420Ureduce disengagementReduce false touchesNoise insulation doors/windowsSealing arrangementsClassical mechanicsJamb
This application relates to an explosion-proof door with good locking effect, comprising a door panel and a door frame. A rotating ring of the door panel is connected to the door frame. A cavity is formed inside the door panel, and a locking assembly is disposed within the cavity. The locking assembly includes four push rods, four connecting rods, a screw, and a rotating sleeve. The four push rods correspond to the four side walls of the door panel and slide along the direction close to or away from the inner side wall of the cavity. The screw is rotatably connected to the cavity, and the rotating sleeve is threadedly connected to the screw. The four connecting rods correspond to the four push rods, with one end rotatably connected to the push rod and the other end rotatably connected to the rotating sleeve. A limiting post is provided on the push rod for passing through the door panel, and a limiting groove is formed on the door frame for engaging the limiting post. When the door panel is locked, the connecting rod and the rotating sleeve are located in the same plane. This application improves the locking effect of the explosion-proof door.
Owner:ZHEJIANG YINAN CIVIL AIR DEFENSE EQUIP CO LTD
High engagement wear resistant rubber track
ActiveCN224392796Ureduce wear rateImprove structural strengthEndless track vehiclesWear resistantDerailment
The utility model provides a kind of high engagement wear-resistant rubber track, including rubber track main body, the outer surface of the rubber track main body is integrally provided with antiskid line, the middle of its inner and outer ring is provided with wheel hole recess, wheel hole recess is provided with track wheel hole slot in the middle penetration, the inside of rubber track main body is provided with anti-drop iron core and reinforcing iron band, and a plurality of iron band wheel holes are provided in reinforcing iron band penetration, and wheel hole frame is provided at each iron band wheel hole;In the utility model, wheel hole frame enhances wheel hole strength and prevents wear, anti-drop iron core and reinforcing iron band are supported in cooperation, iron band wheel hole corresponds with track wheel hole slot, engagement precision and stability are improved, anti-drop protrusion limit prevents derailment, and operation is guaranteed.
Owner:QINGDAO ANQI HENGTAI TECH CO LTD
Packaging box
The utility model provides a packing box, which relates to the technical field of packing and comprises a body, a containing cavity is arranged in the body and used for containing articles, in order to increase the integral attractiveness of the packing box, a slide way and a slide button component are arranged on a first surface of the body, and the slide button component extends into the slide way and can slide along the slide way, so that the integral attractiveness is increased, and the packing box is convenient to use. The manual sliding condition of people is increased, and the interestingness of the packaging box is improved. In order to ensure that the slide button assembly can smoothly slide in the slide way, a limiting piece is arranged on the slide button assembly and is arranged on the other side of the first surface, so that the slide button assembly is prevented from being separated from the slide way, the situation that the slide button assembly is separated from the slide way during sliding is reduced, and interaction between consumers and the packaging box is improved through the arrangement of the interesting slide button assembly; a consumer can obtain more fun when opening the packaging box, and the good feeling of the product is improved. The packaging box is simple in structure and easy to produce and manufacture, and functions and creativity are improved on the premise that cost is not increased too much.
Owner:SHANGHAI ERNEST PACKAGING TECH CO LTD
System for measuring operation state of capacitive equipment of transformer substation
ActiveCN222653054Uimprove stabilityreduce sheddingElectrical testingMeasurement instrument housingCapacitanceMeasuring instrument
The utility model relates to the technical field of electric power equipment state detection and fault diagnosis research and application, and discloses a transformer station capacitance type equipment operation state measuring system comprising a measuring clamp meter, the top end of the measuring clamp meter is provided with a measuring head, one side of the top end of the measuring head is provided with a locking buckle, and the locking buckle comprises a clamping frame. And one side of the inner wall of the clamping frame is fixedly connected with a measuring head. According to the utility model, the measuring head part of the measuring clamp meter is improved, and the locking buckle is carried and positioned in an opening and closing butt joint manner during sliding, so that the stability of the measuring head of the measuring clamp meter in the process of measuring the wiring clamp is improved, and the falling-off condition is reduced, thereby improving the stability of the whole measuring system in the process of measuring capacitance equipment, and improving the measuring accuracy of the capacitance equipment. Therefore, the whole measuring instrument can be firmly arranged and locked on the measuring wiring, the loosening and separating phenomena caused by long-term clamping can be reduced, and the stability of the whole system in the wiring measurement process of the capacitance equipment can be improved.
Owner:GUANGZHOU GEXINGQUAN ELECTRIC POWER TECH CO LTD
Reef explosion method for underwater karst cave geology
The invention discloses a reef explosion method for underwater karst cave geology, which comprises the following steps of: S1, lowering a drilling sleeve, so that the drilling sleeve is in contact with the surface of rock; s2, a drill rod is put down, and the drill rod drills the rock till the set depth is reached; s3, releasing the connection between the drilling machine and the drilling rod; s4, putting a chemical feeding sleeve between the drill rod and the drill hole sleeve; s5, the drill rod is connected with the drilling machine, and the drill rod is lifted; s6, the explosive is put down through the explosive feeding sleeve; and S7, the drilling casing pipe and the chemical feeding casing pipe are lifted, and blasting is carried out. When drilling is completed, connection between the drill rod and the drilling machine is removed, the drill rod serves as a guide rod for lowering of the chemical feeding sleeve, the chemical feeding sleeve can be conveniently inserted into a hole below a karst cave, the drilling sleeve can limit the drill rod, the possibility that the drill rod topples over is avoided, and the drilling diameter of the drill rod is generally larger than the diameter of a drill bit. A certain gap exists between the drill bit and the hole, the chemical feeding sleeve is placed through the gap, and accurate placing of the chemical feeding sleeve can be achieved without increasing cost.
Owner:CHINA RAILWAY GUANGZHOU ENG GRP CO LTD +2
A photovoltaic grid system access structure and cable clamp
ActiveCN224401172Uachieve separationreduce disengagementSuspension arrangements for electric cablesSingle network parallel feeding arrangementsPower compensationTransformer
The utility model relates to the technical field of power grid. A kind of photovoltaic power grid system access structure includes distributed photovoltaic, for converting solar energy into electric energy;Inverter, which is connected with distributed photovoltaic;Reactive power compensation device, for adjusting power caused by photovoltaic output fluctuation;Energy storage device, for photovoltaic cooperative operation, suppresses power generation fluctuation, participates in peak shaving and frequency modulation;Double-winding transformer, through circuit breaker respectively with inverter, reactive power compensation device and energy storage device connection;User bus, through circuit breaker and double-winding transformer connection, for user internal load;Common bus, through circuit breaker and double-winding transformer connection, for public power grid.Through above-mentioned structure, solve the problem that photovoltaic power grid operation risk can appear intermittency and volatility.A kind of cable clamp includes S-shaped fixing part, B-shaped limiting part, clamping groove and limiting plate.The cable is fixed during wiring process, which reduces the separation of the cable to some extent and improves the safety.
Owner:CHINA CONSTR FIRST BUILDING (GRP) CORP LTD
skincare kit
ActiveCN224268582Ureduce disengagementprevent rotationPackaging toiletriesPackaging cosmeticsPhysicsLiquid storage
This application provides a skincare kit, which includes a liquid storage container, a container cap, a first anti-rotation device, and a second anti-rotation device. The liquid storage container has a liquid outlet. The container cap is detachably connected to the liquid storage container and is used to cover the liquid outlet. The first anti-rotation device includes a first anti-rotation part disposed on the liquid storage container and a second anti-rotation part disposed on the container cap. The second anti-rotation device includes a third anti-rotation part disposed on the liquid storage container and a fourth anti-rotation part disposed on the container cap. This application aims to reduce the relative rotation between the container cap and the liquid storage container, thereby improving the sealing performance of the container cap.
Owner:SHENZHEN NOEN MEDICAL EQUIP CO LTD
A multifunctional cement paste mixer
ActiveCN224374467Ureduce rotationreduce stirringMixing operation control apparatusCement mixing apparatus
This application relates to a multifunctional cement paste mixer, comprising a body, a mixing assembly, a support plate, and a mixing pot. The support plate has an installation groove, and the bottom surface of the mixing pot has an installation column that inserts into the installation groove. A fastening assembly is installed within the installation column, comprising a connecting plate. The support plate and the installation column have sliding grooves that slide with the connecting plate, the sliding grooves being parallel to the radial direction of the installation column. The connecting plate has a cavity, and fastening plates are slidably connected to opposite sides of the cavity. Openings communicating with the cavity are formed on the outer surfaces of the connecting plate and the installation column. Fastening grooves that insert with the fastening plates are formed on the inner sidewall of the installation groove. An operating component is provided on the connecting plate to drive the fastening plates into the fastening grooves. This application improves the mixing effect of cement paste.
Owner:WUXI JIANGDA ENERGY SAVING TECH CO LTD
Bridging plate for roll-on and roll-off of ultra-large component
ActiveCN222647200Ureduce disengagementreduce collapseLoading/unloadingMarine engineeringOffshore wind power
The utility model relates to the technical field of shipping operation of offshore wind power equipment, in particular to a bridging plate for roll-roll shipping of ultra-large components, which comprises an approach bridge piece fixed at the top of a transport ship deck; the bridging piece is used for rolling of the module vehicle; and the connecting mechanism is used for connecting the bridging piece with the approach bridge piece. The method has the effect of improving the shipping safety of the large component.
Owner:CRCC HARBOR & CHANNEL ENG BUREAU GRP
A safety protection device for roof construction
ActiveCN117759057BImprove tensile propertiesreduce disengagementBuilding material handlingArchitectural engineeringBuilding construction
This application relates to the field of building construction technology and provides an edge safety protection device for roof construction, including multiple columns and connecting rods installed between two columns. U-shaped reinforcing bars are pre-embedded in the sloping surface of the roof, with gaps between the U-shaped bars and the cast-in-place area forming an installation space. Each column includes a pole, a first plate, and a second plate, connected by a telescopic component. A clamping component is provided between the first and second plates. When the first and second plates enter the installation space, the clamping component clamps the first and second plates against the opposite side walls of the installation space. This edge safety protection device for roof construction, where the columns are fixed to the roof by the clamping component, improves the pull-out resistance of the columns to the roof, reduces the possibility of the columns detaching from the roof, and reduces the possibility of the U-shaped reinforcing bars detaching if workers accidentally roll down the roof. Furthermore, the structure is simple and easy for workers to assemble on the roof.
Owner:CSCEC STRAIT CONSTR & DEV
Commemorative coin block body with metal picture
The utility model relates to a commemorative coin block body with a metal picture, which comprises the metal picture with a pattern and a block body, the block body is provided with a mounting groove for placing a commemorative coin, the metal picture covers the side wall of the block body provided with the mounting groove, and the metal picture is provided with a through hole for exposing the commemorative coin. The commemorative coin has the effect of better reflecting the value and the artistic aesthetic feeling of the commemorative coin.
Owner:ZHEJIANG HUANGCHENG GONGFANG CULTURE DEV CO LTD
Vertical honing machine
The invention relates to the technical field of honing machines, in particular to a vertical honing machine which comprises a base and a rack, a clamping piece used for fixing a workpiece is arranged on the base, a lifting table is vertically arranged on the rack in a sliding mode, a lifting piece for driving the lifting table to slide is arranged on the rack, and a honing rod is rotationally arranged on the lifting table. A rotating piece for driving a honing rod to rotate is arranged on the lifting table, a honing head is coaxially arranged on the honing rod, a plurality of honing strips are evenly and slidably arranged on the honing head in the circumferential direction of the axis of the honing head, a sliding assembly for driving the honing strips to slide is arranged on the honing rod, and a plurality of pressure rods are evenly and slidably arranged on the honing head in the circumferential direction of the axis of the honing head. Pressure grooves for the pressure rods to slide are formed in the honing head, the pressure grooves correspond to the pressure rods one to one, pressure sensors electrically connected to the control system are arranged in the pressure grooves of the honing head, and adjusting pressure springs are supported between the sensing ends of the pressure sensors and the pressure rods. The device has the effect of improving the workpiece inner hole machining precision.
Owner:WUXI HENGLI HYDRAULIC PNEUMATIC ELEMENT CO LTD
Environment-friendly dispersing agent for preparing p-(beta-hydroxyethyl sulfone sulfate) aniline and application of environment-friendly dispersing agent
PendingCN119614215Areduce disengagementPromote productionOrganic compound preparationTransportation and packagingP-chloroanilineActive agent
The invention provides an environment-friendly dispersing agent for preparing p-(beta-hydroxyethyl sulfone sulfate) aniline and application of the environment-friendly dispersing agent. The environment-friendly dispersing agent is prepared from the following components in parts by weight: 50 to 60 parts of dispersing agent, 15 to 25 parts of ion exchange resin, 5 to 15 parts of surfactant, 5 to 12 parts of lubricant and 0.1 to 1 part of defoaming agent. The environment-friendly dispersing agent provided by the invention is safe and environment-friendly in components, can effectively reduce the content of parachloroaniline impurities in preparation (para-ester) of p-(beta-hydroxyethyl sulfone sulfate) aniline produced in the current preparation process of p-(beta-hydroxyethyl sulfone sulfate) aniline, reduces the consumption of thionyl chloride, reduces the cost, can also reduce the amount of three wastes, and is beneficial to environmental protection. The method is suitable for industrial production.
Owner:SUZHOU YUANZHIKONG ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD
Foldable vegetable and fruit box
ActiveCN224409938UFolding does not affectStable opening and closingAgricultural engineeringStructural engineering
The application relates to the technical field of vegetable and fruit storage and transportation, in particular to a foldable vegetable and fruit box which comprises a bottom plate, a front panel, side panels and a small door plate, the front panel and the side panels are hinged to the bottom plate through first hinge assemblies which can vertically slide, the hinge position of the side panels is higher than that of the front panel, when folding, the front panel is folded onto the bottom plate through the first hinge assemblies, the second front panel is moved upwards and stacked on the first front panel, the side panels are folded onto the front panel through the first hinge assemblies, the second side panel is moved upwards and stacked on the first side panel, the small door plate is connected to the front panel through second hinge assemblies, and the rotation angle of the small door plate is limited, which ensures stable opening and closing and does not affect folding, solves the problems of fixed structure and space occupation of traditional injection molding boxes, overcomes the defects of low capacity of a stacked box, inconvenience in taking and waste of the bottom space, and significantly improves the utilization rate of storage space and folding convenience through staggered folding and angle limiting technology.
Owner:JIANGSU HUANSHEN TECHNOLOGY NEW MATERIALS CO LTD
Mobile power supply
ActiveCN224204802USimple structureImprove suspension stabilityBatteries circuit arrangementsCasings/cabinets/drawers detailsPortable powerElectrical connection
The utility model discloses a mobile power supply, which relates to the technical field of charging devices and comprises a shell, a battery assembly, a data line and a connecting piece. The shell forms an accommodating cavity and is provided with a wiring hole; one end of the data line is a connecting end, the connecting end extends into the accommodating cavity through the wiring hole and is electrically connected with the battery assembly, and the other end of the data line is a movable end which is provided with a charging connector and is positioned outside the shell; the connecting end of the data line is connected with the shell wall of the shell through the connecting piece; wherein a first connecting structure is formed on the outer side of the shell, a second connecting structure is formed at the movable end, and the second connecting structure is detachably connected with the first connecting structure. The charging wire of the mobile power supply provided by the utility model can be used as a hanging rope so as to improve the use convenience and simplify the structure.
Owner:SHENZHEN BASEUS TECH CO LTD
Material strip drying device
ActiveCN222635072UImprove drying effectreduce disengagementDrying gas arrangementsDrying machines with progressive movementsStructural engineeringAbsorbent cotton
The utility model relates to a material strip drying device, and belongs to the technical field of drying equipment, the material strip drying device comprises a mounting frame, a fan and a supporting rod used for bearing a material strip are fixedly mounted on the mounting frame, the length direction of the supporting rod is perpendicular to the length direction of the material strip, the fan is located above the supporting rod, an air outlet of the fan faces the material strip, and the air outlet of the fan is located above the supporting rod. The drying device further comprises a drying mechanism, the drying mechanism comprises an absorbent cotton layer wrapping the outer side of the supporting rod, and the absorbent cotton layer is arranged in the length direction of the supporting rod. The material strip drying device has the effect of fully drying material strips.
Owner:BEIJING JU LING YAN PLASTIC CO LTD