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67results about How to "Reduce the chance of drift" patented technology
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Abrasive grinding tool convenient to polish
PendingCN108296956AEasy to polishImprove processing qualityGrinding drivesGrinding machinesDrive shaftCoupling
The invention relates to the technical field of abrasive and grinding tool equipment, and discloses an abrasive grinding tool convenient to polish. The abrasive grinding tool comprises a supporting plate, a guide groove is formed in one side of the top of the supporting plate, and a guide block is slidably connected with the guide groove, one end of the guide block penetrates through and extends to the outside of the guide groove and is fixedly connected with the bottom of a motor base, the top of the motor base is fixedly provided with a driving motor, one end of the output shaft of the driving motor is connected with a coupler in a clamped mode, a transmission shaft is connected with one end, far away from the driving motor, of the coupler in a clamped mode; and a grinding wheel piece isfixedly connected with one end, far away from the coupler, of the transmission shaft. The abrasive grinding tool convenient to polish is characterized in that the guide block, the driving motor and the grinding wheel piece are cooperated to use, so that mechanical parts can be machined by translation of the driving motor; and the situation that the machining error occurs due to the fact that handshakes during hand-held machining is avoided, the machining quality of the mechanical parts is improved, and the rejection rate is reduced.
Owner:郑州博尔德磨料磨具有限公司
Metal silicide forming method
ActiveCN102915918AReduce the chance of driftProtection from etchingSemiconductor/solid-state device manufacturingSemiconductor devicesSalicideHydrofluoric acid
The embodiment of the invention discloses a metal silicide forming method, comprising the following steps: a substrate is provided, and a gate region, a source region and a drain region are formed on the substrate; a metal silicide barrier layer is formed on the substrate; a photoresist layer with a gate region pattern, a source region pattern and a drain region pattern are formed on the metal silicide barrier layer; the photoresist layer with the gate region pattern, the source region pattern and the drain region pattern is used as a mask, the dry method etching process is adopted to etch the metal silicide barrier layer, the metal silicide barrier layer with the preset thickness is reserved, and the preset thickness is formed in the way that the photoresist layer with the gate region pattern, the source region pattern and the drain region pattern is used as the mask, and a primary wet method etching is carried out by adopting the DHF (dilute hydrofluoric acid) solution; the photoresist layer with the gate region pattern, the source region pattern and the drain region pattern is removed; and the metal silicide is formed on the substrate. With the adoption of the metal silicide forming method provided by the invention, the failure rate of a device is reduced.
Owner:CSMC TECH FAB2 CO LTD
Automatic screw locking machine
ActiveCN105149932AReduce the chance of driftImprove lock yieldMetal working apparatusPulp and paper industryAirflow
The invention provides an automatic screw locking machine which comprises a suction nozzle which is connected with a vacuum generator and used for adsorbing a screw. The suction nozzle comprises a body and an adsorbing end located at one end of the body; an air flow channel penetrating through the adsorbing end and the body is arranged in the suction nozzle, the adsorbing end comprises an end portion far away from the body, an inner side wall opposite to the air flow channel and a stop face arranged on the inner side wall. When the suction nozzle adsorbs the screw, the screw enters the adsorbing end from the end portion and is stopped by the stop face; the inner side wall is further provided with a flow guiding groove which is in a spiral shape, extends from the end portion to the stop face and penetrates through the stop face to be communicated with the air flow channel.
Owner:桐乡市建春塑业股份有限公司
Electronic device
The invention discloses an electronic device, comprising a housing, a circuit board, a frame, an electronic member support base and a plurality of electronic member. The circuit board and the framework are arranged inside the housing. The electronic member support base is positioned inside the framework and comprises a fixing part and a bearing part. The fixing part is fixed to the framework as a support point of the support base of the electronic member. The electronic members are arranged on the circuit part and electrically coupled to the circuit board. Gaps are positioned between the bearing part and the framework and between the bearing part and the circuit board.
Owner:HTC CORP
Safe position-limiting mechanism for automatic rotary table conveying device
ActiveCN108750588AIncrease distancePrevent slippingConveyorsControl devices for conveyorsMechanical engineeringEngineering
Owner:HENAN UNIV OF SCI & TECH
Constructional column embedded steel dowel device and construction method thereof
The invention discloses a constructional column embedded steel dowel device, and belongs to the technical field of constructional columns. The device comprises rebars, wherein square hoops are weldedon the surfaces of the rebars and arranged in holes, the holes are formed in the upper surface of a beam plate, the rebars are fixedly connected with plate ribs through steel wires, and the plate ribsare arranged on the upper surface of the beam plate. The constructional column embedded steel dowel device has the effect of preventing a constructional column embedded steel dowel from displacing ina concrete pouring process, solves the problems of offset of the rebars in a concrete vibrating process and falling-off of infirm binding and greatly reduces rework times, and meanwhile, steel dowelconstruction is firmer, simple, effective, attractive and neat, so that the problems of constructional column rebar offset, difficulty in rebar planting, high probability of damage of the beam plate and the like are greatly solved; and the device effectively increases working efficiency, shortens construction period, reduces construction cost, guarantees construction quality and reduces the reworktimes, thereby achieving obvious economic benefits.
Owner:广西建工第五建筑工程集团有限公司
Safe bone sawing machine with high cutting accuracy
InactiveCN110140745AImprove securityImprove practicalityMeat holding apparatusMeat packaging/handling/transportingEngineeringMechanical engineering
The invention relates to a safe bone sawing machine with high cutting accuracy. The safe bone sawing machine with high cutting accuracy comprises a base, a machine frame, a platform, a fixed-length plate and a saw blade. The safe bone sawing machine with high cutting accuracy further comprises a propulsion mechanism and two positioning mechanisms; each of the positioning mechanisms comprises a first driving assembly, a first connecting rod, a screw rod, a driving sleeve, two bearings, two second connecting rods and two connecting sleeves; the propulsion mechanism comprises a second driving assembly and two propulsion assemblies; each of the propulsion assemblies comprises a push board, a swing lever and a second transmission rod; and the first driving assembly comprises a second motor, a gear and an annular rack. According to the safe bone sawing machine with high cutting accuracy, a meat product can be automatically pushed toward the direction of the saw blade by the propulsion mechanism, so that, the probability of contact between an operator's palm and the saw blade is reduced so as to improve safety of the bone sawing machine; moreover, the fixed-length plate can be fixed by the positioning mechanisms, so that, the probability of offset of the fixed-length plate is reduced so as to improve quality of meat products cut by the bone sawing machine.
Owner:蒋宗霞
Mechanical arm and semiconductor processing apparatus
ActiveCN107611069ADecrease the angle adjustmentReduce the chance of driftConveyor partsScrew threadManipulator
The invention provides a mechanical arm and a semiconductor processing apparatus. The mechanical arm comprises a finger mounting plate, a mechanical finger mounted thereon, and an angle adjustment mechanism, wherein the mechanical finger is rotatable in a horizontal plane relative to the finger mounting plate. The angle adjustment mechanism is configured to adjust the rotation angle of the mechanical finger by a screw-thread fit way. The mechanical arm can reduce the amount of angle adjustment of the mechanical finger, thereby avoiding excessive adjustment, improving adjustment precision, simplifying an adjustment process, and reducing the probability of wafer displacement.
Owner:BEIJING NAURA MICROELECTRONICS EQUIP CO LTD
Energy-saving method for preparing amine compound by continuous hydrogenation of nitrile compound
PendingCN112538020AIncrease buffer timeImprove conversion rateAmino compound purification/separationOrganic compound preparationFluid phaseOrganosolv
The invention relates to an energy-saving method for preparing an amine compound by continuous hydrogenation of a nitrile compound. The method comprises the following steps: 1) mixing a nitrile compound with an ammonia-containing organic solvent, feeding the mixture into a reactor filled with a catalyst, introducing hydrogen at the same time, and carrying out a hydrogenation reaction in a catalystfilling layer; 2) separating the material after the hydrogenation reaction in the step 1) into a gas phase and a liquid phase, and then separately leading the gas phase and the liquid phase out of the reactor; (3) separating the gas phase led out of the reactor in the step (2) to recover the ammonia-containing organic solvent, then replacing part of a fresh ammonia-containing organic solvent in the step (1) with the recovered ammonia-containing organic solvent, mixing the ammonia-containing organic solvent with the nitrile compound, and then circulating the mixture back to the reactor; and 4)removing the solvent from the liquid phase led out of the reactor in the step 2) to obtain the amine compound. According to the method, the solvent separation load is reduced by 40% or more on the basis of maintaining high conversion rate of raw materials and high selectivity of products, and the production energy consumption and equipment investment are greatly reduced.
Owner:WANHUA CHEM GRP CO LTD
Pipeline and system for peritoneal dialysis and placing method
PendingCN110141703ASimple and fast operationFewer suturing stepsSurgical needlesMedical devicesPeritoneal dialysisGravitation
The embodiment of the invention discloses a peritoneal dialysis pipeline. The peritoneal dialysis pipeline comprises a pipe body, wherein a gravity hammer is arranged at one end of the pipe body; an axis channel is formed in the gravity hammer; a water inlet is formed in one end of the gravity hammer, of the pipe body; two carvs are arranged at the other end of the pipe body, and a sewing hole isformed between the two carvs. According to the peritoneal dialysis pipeline disclosed by the invention, expenses are saved and the pain of a patient is reduced; general anesthesia is not needed, the operation is easy and convenient, time is saved, the rate of pipe floating and pipe removing is greatly reduced, and secondary surgery is almost not needed. Through the adoption of a placing method disclosed by the invention, the recovering speed is high; and in a conventional manner, the patients are often required to get down to the ground and walk after pipe placing to reduce the pipe floating,and a part of the weak patients are slow in own recovery and inconvenient to walk, for the placing method, the patients are not required to get down to the ground and walk, the wound is small, and therecovery speed is high.
Owner:芮均帅
Printing apparatus and printing method
InactiveCN106626814AImprove printing efficiencyNo collisionOther printing apparatusTime-ConsumingComputer engineering
The invention discloses a printing apparatus and a printing method. The printing apparatus comprises a first lifting platform, a second lifting platform, a printing device, and a main control device electrically connected with the first lifting platform, the second lifting platform and the printing device. Compared with the prior art, in the embodiments of the invention, a user can place a print material on the first lifting platform or on the second lifting platform during the time consumed by printing, and thus, the efficiency of printing is improved effectively. In addition, as the lifting mechanism goes up and down under control of the main control device, the surface of the first lifting platform and the surface of the second lifting platform are staggered and in horizontal planes of different heights, and thus, the first lifting platform and the second lifting platform do not collide with each other when sliding between a preparing station and a printing station.
Owner:SHANGHAI TECKWIN TECH DEV
Sampling device suitable for water quality detection of flowing water area
InactiveCN113418745AReduce resistanceReduces the chance of mobile blendingWithdrawing sample devicesWater qualityStructural engineering
The invention discloses a sampling device suitable for water quality detection of a flowing water area in the technical field of water quality detection equipment, the sampling device comprises a mounting rack and a connecting rope, the sampling device comprises a sampling barrel fixedly connected with the outer wall of the bottom of the mounting rack, the sampling barrel is a hollow cylinder, and mounting plates are fixedly mounted on the upper side and the lower side of an inner cavity of the sampling barrel; rotating plates are rotatably mounted on the outer walls of the sides, close to each other, of the two sets of mounting plates, open holes are uniformly formed in the outer walls of the sides, close to each other, of the mounting plates and the rotating plates, the open holes in the two sides coincide, and the sampling barrel is opened up and down in the device, so that resistance borne by the sampling barrel entering water is reduced, and water can also penetrate through the sampling barrel, so that the probability of fluctuation of a sampling water area in the downward moving process of the sampling barrel is reduced, the probability of moving and mixing of water in the sampling area is reduced, the sampling device can accurately collect water samples of corresponding layers, and the detection accuracy is improved.
Owner:程叶芳
Intelligent mechanical clamping device
ActiveCN113580039AAchieve the purpose of clampingAccurate clampingWork holdersEngineeringMechanical engineering
Owner:HUNAN MECHANICAL & ELECTRICAL POLYTECHNIC
Solar cell panel transportation support device
The invention discloses a solar cell panel transportation support device. The device is characterized by comprising a frame (1), transverse supporting beams (2-1), a vertical supporting beam (2-2) and pads (3); the frame (1) is a square aluminum alloy tube, and the middle is provided with small holes (5); the transverse supporting beams (2-1) are aluminum alloy sheets with the middle provided with lower openings (4-1), and the vertical supporting beam (2-2) is an aluminum alloy sheet with the middle provided with upper openings (4-2); during assembly, the transverse supporting beams (2-1) are arranged above the vertical supporting beam (2-2) and are connected to the same through the openings in an inserted manner; the pads (3) are arranged between the beams in the frame. The hard sponge pads (3) are arranged and contact with the portions of components completely, majority of weight of the components can be borne, the buffering effect can be achieved, and the components and solar cell panel in the components are protected from bumping when the components are transported.
Owner:李学军
Chain bucket type elevator
ActiveCN112047017AImprove stabilityAvoid the risk of dislodging the sprocketConveyorsGear wheelEngineering
The invention discloses a chain bucket type elevator which comprises a limiting device and an adjusting device. The limiting device comprises a chain, a chain wheel and baffles. The chain wheel is located on the inner surface of the chain and engaged with the chain. The baffles are located on the two sides of the chain and connected with the chain in a sliding manner. A hopper is fixedly installedon the outer surface of the chain. Sliding rods are fixedly connected to the outer surfaces of the two sides of the hopper correspondingly. Sliding grooves are formed in the outer surfaces of the sides, close to the hopper, of the baffles. The sliding rods are connected with the sliding grooves in a sliding manner. Gear teeth are fixedly installed on the outer circle face of the chain wheel. Grooves are formed in the outer surfaces of the rear ends of the gear teeth. Pin shafts are connected to the inner surfaces of the two sides of the chain in a rotating manner. Rectangular blocks are fixedly connected to the outer circle faces of the pin shafts. According to the elevator, the stability of the elevator in the operation process is guaranteed, the probability of separation from a transmission gear of the chain is reduced, the chain of the elevator can be adjusted rapidly, and the chain is always in a tension state.
Owner:玉门新节源泥浆材料有限公司
Foldable infusion assisting apparatus for feet in pediatric department
InactiveCN109303945AReduce the chance of driftSmooth blood circulationInfusion devicesNeedle positionEngineering
The invention relates to a foldable infusion assisting apparatus, in particular to a foldable infusion assisting apparatus for feet in the pediatric department. The provided foldable infusion assisting apparatus for the feet in the pediatric department aims at achieving the technical purposes that legs of children can be fixed during infusion and the movement range of the legs of children can be limited. According to the technical implementation embodiment, the foldable infusion assisting apparatus for the feet in the pediatric department comprises a seat plate, a moving block, a support rod,a first clamping block, a base, a rotating block, a pedal, a lifting rod, fixing rods, a return spring, a clamping rod and the like; the base is arranged on the left side of the bottom of the seat plate, an inner cavity is formed in the left side of the seat plate, the moving block is placed on the rear side of the inner bottom of the inner cavity, and the first clamping block is arranged on the left side of the upper portion of the front side of the moving block. Through arrangement of the pedal, the feet of children can be placed during the infusion, the movement range of the feet of children is limited, and thus the probability of deviation of a needle position is decreased; through arrangement of the lifting rod, the height of the pedal can be adjusted according to characteristics of children, so that blood circulation of the legs of children is smoother.
Owner:QINGDAO WOMEN & CHILDREN HOSPITAL
Steel component length fixing mechanism
ActiveCN111230556AImprove work efficiencyReduce cutting errorsPositioning apparatusMaintainance and safety accessoriesSlide plateScrew thread
The invention relates to the technical field of fixed-length cutting, and discloses a steel component length fixing mechanism. The steel component length fixing mechanism comprises a first plate and asecond plate fixed to the first plate. A sliding groove is formed in the second plate, and a positioning shaft is horizontally and slidably connected in the sliding groove. A first extruding plate located on the first plate is fixed to one end of the positioning shaft, and the outer wall of the positioning shaft is in threaded connection with a compressing shaft. The top of the second plate is horizontally and slidably connected with a third plate, the third plate is vertically and slidably connected with a first sliding plate driven by a first driving part, and a plurality of hollow fixed shafts penetrating through the third plate are fixed to the first sliding plate. A second sliding plate vertically and slidably connected with the third plate and driven by a second driving part is arranged above the first sliding plate. A plurality of auxiliary shafts are fixed to the second sliding plate and located in the fixed shafts correspondingly, and the auxiliary shafts are horizontally andslidably connected with the fixed shafts. A dividing ruler is fixed to the side wall of the second plate. The steel component length fixing mechanism is simple in structure, a steel component can befast positioned, and cutting errors are reduced.
Owner:重庆玉带路工业科技有限公司
Positioning switch box
InactiveCN107731585AReduce distortionThe position is correct and stableElectric switchesSwitch boxEngineering
The invention discloses a positioning switch box. The positioning switch box is characterized by comprising a bottom box and positioning arms, wherein openings are formed in the centers of the bottomsof four walls of the bottom box; a slideway formed by two bulges is arranged at the bottom of the bottom box opposite to each opening; barbs are arranged on the opposite sides of the inner ends of every two bulges; the positioning arms extend towards the middle of the bottom of the bottom box through the corresponding slideways via the corresponding openings; a bar sliding rail is arranged in themiddle of each positioning arm; teeth matched with the barbs are arranged on the edges of two sides of each positioning arm; and the outer end of each positioning arm is connected with a support plate vertical to the positioning arm. The positioning switch box is put into an open hole in a wall when used, and then the positioning arms are adjusted to be propped against the inner wall of the openhole outwards, so that the position of the switch box is upright and stable, deformation of a box body is small, and the probability of late shifting during foaming or mortar gap filling fixing is reduced.
Owner:重庆优优新材料有限公司
Mobile power supply charging device with automatic storage function
ActiveCN114243842ARealize independent storageGuaranteed ventilationBatteries circuit arrangementsDispersed particle filtrationComputer hardwarePortable power
The invention relates to the technical field of mobile power supplies, in particular to an automatic storage mobile power supply charging device which comprises a storage box, storage grooves are formed in the side walls of the periphery of the storage box from top to bottom at equal intervals, storage units are clamped in the storage grooves, and the upper end of the storage box is connected with a top cover through connecting bolts. According to the portable power source storage box, independent storage of a plurality of portable power sources can be achieved at the same time, and meanwhile on the basis that the portable power sources are horizontally placed, the storage units can be adaptively adjusted according to the sizes of the portable power sources, that is, the storage units can adapt to the portable power sources of different sizes; furthermore, the application range of the storage box is expanded, and the vertically-placed groups in the storage units can be adaptively adjusted according to the transverse size, the longitudinal size and the height size of the vertically-placed mobile power supply, so that the application range of the storage box is further expanded.
Owner:SHENZHEN JOWAY POWER SUPPLY
Gumming bucket for textiles
InactiveCN108816677AHave beneficial effectsReduce the chance of sedimentationLiquid surface applicatorsCoatingsEngineeringTextile
The invention relates to the technical field of textiles and discloses a gumming bucket for the textiles. The gumming bucket comprises a bucket body, the inner side walls of the bucket body are respectively and fixedly connected with a first fixing ring, a second fixing ring and a third fixing ring, wherein the first fixing ring is positioned above the second fixing ring, the second fixing ring ispositioned above the third fixing ring, the lower surface of the bucket body is fixedly connected with a discharging box, and a discharging pipe is fixedly connected at the bottom of the dischargingbox in an inserted mode. According to the gumming bucket for the textiles, the rotational directions of a second annular block and a third annular block are opposite through a gear, the rotational directions of gel in an upper layer and a lower-layer in the bucket are opposite by utilizing the contrarotation of a first support rod and a second support rod, the gel collides in the bucket, the settling probability of the gel is reduced, the function of rapid and uniform stirring is achieved, the stirring effect of the gel is improved, a filter screen plays a role in filtering the gel before extracting the gel, and the impurities inside the gel are reduced.
Owner:HUZHOU BOREN TEXTILES
Quick four-hole punching equipment for ancestral tablet fixing seat in funeral and interment industry
InactiveCN112936493AImprove work efficiencyReduce consumptionStationary drilling machinesWood punching outWorkbenchIndustrial engineering
The invention relates to punching equipment, in particular to quick four-hole punching equipment for an ancestral tablet fixing seat in funeral and interment industry. The quick four-hole punching equipment for the ancestral tablet fixing seat in the funeral and interment industry is high in safety and efficiency. The quick four-hole punching equipment for the ancestral tablet fixing seat in the funeral and interment industry comprises a supporting plate and a workbench, wherein the workbench is arranged on the supporting plate; an air cylinder mounted on the workbench; a punching mechanism arranged on the workbench; and a pushing mechanism arranged on the workbench. Through the design of the punching mechanism and the pushing mechanism, four-hole punching can be easily carried out on the ancestral tablet fixing seat, people do not need to manually punch the ancestral tablet fixing seat, and the working efficiency is improved; and through the design of a discharging mechanism and the pushing mechanism, automatic discharging of the ancestral tablet fixing seat is achieved, people do not need to manually discharge the ancestral tablet fixing seat in sequence.
Owner:江西元宗科技有限公司
Framework box culvert jacking structure of underneath passing railway and construction method of frame box culvert jacking structure
ActiveCN114561882AShorten the lengthAvoid damageArtificial islandsGround-workArchitectural engineeringEngineering
The invention relates to a frame box culvert jacking structure of an underpass railway, and relates to the technical field of box culvert jacking construction.The frame box culvert jacking structure comprises a plurality of box culvert pieces, a first jacking mechanism and a second jacking mechanism, the box culvert pieces abut against one another in the horizontal direction, the first jacking mechanism comprises a plurality of hydraulic jacking pieces, and the hydraulic jacking pieces are arranged on the ground; the hydraulic jacking parts are arranged at equal intervals in the horizontal direction, the length directions of the hydraulic jacking parts are parallel, the hydraulic jacking parts are used for stretching out and drawing back and pushing the box culvert parts, and the second jacking mechanism is arranged on the ground and used for pushing the box culvert parts to move in the horizontal direction. The moving directions of the box culvert pieces pushed by the first jacking mechanism and the second jacking mechanism are perpendicular to each other. The box culvert jacking device has the effect that the occupied space of box culvert jacking construction is small.
Owner:BEIJING NO 2 MUNICIPAL CONSTR ENG LTD
Self-adaptive clamping tool
ActiveCN112720543AReduce chance of clamping driftImprove accuracyGripping headsGear-cutting machinesGear wheelEngineering
The invention relates to the technical field of gear machining clamps, and discloses a self-adaptive clamping tool. The self-adaptive clamping tool comprises a first clamping arm and a second clamping arm, wherein the first clamping arm and the second clamping arm form a clamping body, a connecting arm is arranged between the first clamping arm and the second clamping arm, one end of the connecting arm is rotationally connected to the first clamping arm, and the other end of the connecting arm is rotationally connected to the second clamping arm; clamping parts are arranged at the lower parts of the first clamping arm and the second clamping arm, each clamping part comprises a fixing block, a plurality of clamping pieces are rotationally connected to the fixing blocks, a plurality of arc-shaped clamping grooves are formed in the clamping pieces in the circumferential direction of the clamping pieces, and the radians of the plurality of clamping grooves are different; and the two sides of the connecting arm are detachably connected with screw rods, a positioning disc is arranged below the connecting arm, a cross rod is fixed between the upper ends of the two screw rods, and the lower ends of the two screw rods are fixedly connected with the positioning disc. The self-adaptive clamping tool is simple in structure, the clamping grooves with different radians can be selected to clamp a workpiece, and frequent replacement of the clamp is avoided.
Owner:重庆市合川区昌友机械制造有限责任公司
Bridge I-shaped steel
ActiveCN113481816AQuick Position CalibrationImprove stabilityBridge materialsStructural engineeringMechanical engineering
The invention relates to the technical field of bridge I-shaped steel, in particular to bridge I-shaped steel which comprises I-shaped steel I, I-shaped steel II and a connecting assembly. The I-shaped steel I and the I-shaped steel II are identical in structure. Each of the I-shaped steel I and the I-shaped steel II comprises an upper beam, a lower beam, a first middle plate and a second middle plate, wherein the first middle plate and the second middle plate are arranged between the upper beam and the lower beam in parallel. Through the arrangement of the connecting assemblies, the positions of the I-shaped steel I and the I-shaped steel II can be quickly calibrated by utilizing the mutual correspondence and matching of the clamping grooves and the clamping blocks, and meanwhile, the stability of the I-shaped steel I and the I-shaped steel II in the mounting process can be effectively improved by utilizing the Christmas tree-shaped cross sections of the clamping blocks, the probability of offset in the installation process of the I-shaped steel I and the I-shaped steel II can be reduced, the installation efficiency can be improved and the installation cost can be reduced. By arranging the first locking mechanism and the second locking mechanism, the multiple sets of first screws and second screws can be connected to the I-shaped steel I, the I-shaped steel I and the connecting assemblies at the same time, and the workload of installation personnel is reduced.
Owner:山西中海威轨道交通工程有限公司
A prefabricated reinforced concrete composite column
ActiveCN113338539BImprove correction efficiencyImprove efficiencyStrutsPillarsReinforced concreteClassical mechanics
The invention relates to the technical field of reinforced concrete structures, and discloses an assembled reinforced concrete composite column, a prefabricated component and an assembly component, positioning grooves are arranged on both sides of the prefabricated component, and several assembly holes are arranged between the positioning grooves on both sides; The components include an assembly seat, and positioning plates are arranged on both sides of the assembly seat, and the positioning plates correspond to the positioning grooves one by one. There are a number of correction holes between the positioning plates on both sides. The positioning shaft is vertically slidably matched with the positioning plate. The invention has a simple structure, overcomes the problem of low efficiency of manual positioning with naked eyes during the assembly process of the prefabricated reinforced concrete composite column in the prior art, and performs multiple positionings to improve the assembly accuracy of the assembled reinforced concrete composite column .
Owner:福建九鼎建设集团有限公司 +2
Handheld dairy product risk pollutant detector and detection method
InactiveCN111595830AThe instrument is smallHigh detection sensitivityFluorescence/phosphorescenceFluorescenceEngineering
The invention discloses a handheld dairy product risk pollutant detector and a detection method. According to the invention, the advantages of fluorescence detection and biological recognition principles are combined, so that the handheld dairy product risk pollutant detector has the characteristics of high detection sensitivity, high detection speed, simple operation, good selectivity and the like; by adopting the biconical optical fiber sensor, the excitation efficiency and the fluorescence collection efficiency of excitation light can be effectively improved, and the sensitivity of an instrument is improved. The method can be used for high-sensitivity rapid detection of dairy product risk pollutants.
Owner:迅检(义乌)科技有限公司 +1
A kind of construction method of prefabricated structural column and prefabricated structural column reverse partition wall
ActiveCN113668510BIncreased vertical stabilityReduce the chance of driftArtificial islandsExcavationsArchitectural engineeringSteel frame
The application relates to the technical field of building construction, and specifically discloses a prefabricated structural column and a construction method for a prefabricated structural column reversed as a partition wall. A prefabricated structural column, comprising cast-in-place piles and prefabricated pipes, the lower part of the prefabricated pipes extends into the cast-in-place piles, a positioning reinforcement frame is vertically arranged in the pouring-in-place piles, and connecting rods are fixed on the positioning reinforcement frames, so The end of the connecting rod away from the positioning reinforcement frame is fixedly connected to the inner wall of the cast-in-place pile, the upper part of the positioning reinforcement frame extends into the prefabricated pipe, and the outer wall of the positioning reinforcement frame abuts against the inner wall of the prefabricated pipe. The application improves the vertical stability and displacement ability when the prefabricated pipe is inserted into the cast-in-place pile.
Owner:廉江市第三建筑工程有限公司
A cable fixing clip
ActiveCN108683139BReduce the chance of driftIncrease profitElectrical apparatusEngineeringPre embedding
Owner:CHINA MCC5 GROUP CORP
Fabricated steel structure integrated green building and mounting process thereof
ActiveCN112112286AReduce the chance of driftReduce manual workloadBuilding constructionsGreen buildingMechanical engineering
The invention relates to the technical field of buildings, and discloses a fabricated steel structure integrated green building and a mounting process thereof. The fabricated steel structure integrated green building comprises a embedded part; the embedded part is a cuboid plate; a rectangular groove is formed in the upper surface of the embedded part; a pre-tightening mechanism is arranged on theembedded part; and the pre-tightening mechanism comprises a first pipeline, a second sliding block, a first pull rod, a first sliding groove, a first clamping block, a second spring, a downward moving block, a vertical rod, a second connecting rod, a fixing block, and a first vertical rod. The second connecting rod pushes the vertical rod to slide downwards in the first pipeline, and the verticalrod drives the downward moving block to compress hydraulic oil in the first pipeline and pushes the second sliding block to slide in the first pipeline, and the second sliding block drives the firstpull rod to drive the first clamping block to slide out of the first sliding groove to be attached to the side wall surface of the fixing block, so that the fixing block is fixed to the embedded part,the pre-tightening mechanism replaces manual supporting of the first vertical rod, and therefore the manual supporting of the first vertical rod is not needed, so that the probability of deviation ofthe first vertical rod caused by human factors is reduced, the manual workload is reduced, the working efficiency when the embedded part is placed is improved, and the installation precision is improved.
Owner:百纳装饰工程有限公司
A graphite bar grinding device
ActiveCN114571302BIncrease frictionReduce the chance of driftRevolution surface grinding machinesGrinding drivesEngineeringStructural engineering
The invention relates to the field of surface treatment of graphite rods, in particular to a graphite rod grinding device, which is composed of a rod fixing unit and a grinding unit, the rod fixing unit and the grinding unit are both installed on the ground, and the The bar fixing units are arranged symmetrically on the left and right, the grinding unit is located between the bar fixing units, and the number of grinding units is two, the present invention not only performs surface grinding treatment on the graphite bar, but also can The graphite bar after surface grinding treatment is subjected to surface grinding and polishing treatment, and the surface treatment quality of the graphite bar is greatly improved through the cooperation between two different surface treatments. At the same time, in the present invention, the rod fixing unit is The clamped graphite rod is not easy to be in a suspended state, and the graphite rod has high stability and is not easy to be offset.
Owner:江苏华之沃电气智能科技有限公司
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