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63results about How to "Change air pressure" patented technology
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Laser pulse stretching and compression device
InactiveCN1870359ASolve the problems of low conversion efficiency and complex structureSolve the limitation of low incident pulse energyLaser detailsNon-linear opticsControl systemEnergy control
This invention relates to a laser pulse expansion and compression device charactering that it is composed of a super-short pulse laser, a chirp control system, an energy control system, a non-linear action system, a dispersion compensation system and a test system, which can either expand spectrums and compress pulses or compress spectrums and expand pulses.
Owner:SHANGHAI INST OF OPTICS & FINE MECHANICS CHINESE ACAD OF SCI
Variable-rigidity flexible joint driving mechanical arm
PendingCN111590605AFlexible adjustment of air pressureChange the stiffnessJointsArmsRobot handStructural engineering
The invention discloses a variable-rigidity flexible joint driving mechanical arm. The variable-rigidity flexible joint driving mechanical arm comprises a manipulator, two flexible joint driving assemblies and two variable-rigidity support connection assemblies, wherein one end of one variable-rigidity support connection assembly is connected with the manipulator, and the other end is connected with one flexible joint driving assembly; one end of the other variable-rigidity support connection assembly is connected with one flexible joint driving assembly, and the other end is connected with the other flexible joint driving assembly; and the flexible joint driving assemblies and the variable-rigidity support connection assemblies are all connected with an air source. Through adoption of thevariable-rigidity flexible joint driving mechanical arm disclosed by the invention, variable rigidity can be realized, and the air pressure of each assembly can be adjusted flexibly according to theload, so that the rigidity of the entire mechanical arm is changed, and the load capacity of the flexible mechanical arm is greatly improved. At the same time, the variable-rigidity flexible joint driving mechanical arm can make a bending action imitating a pick-up action of a person, does not cause harm to the person in the human-machine interaction with the variable rigidity, is suitable for medical devices for transferring patients, and is wide in application prospect.
Owner:ZHEJIANG UNIV +1
Obstacle-crossing wall-climbing robot and obstacle-crossing method thereof
The invention discloses an obstacle-crossing wall-climbing robot and an obstacle-crossing method of the obstacle-crossing wall-climbing robot. The obstacle-crossing wall-climbing robot comprises a body support, adsorption mechanisms, vertical motion mechanisms, suspension mechanisms and walking wheels. At least two adsorption mechanisms are arranged, the number of the vertical motion mechanisms corresponds to that of the adsorption mechanisms, and each adsorption mechanism is connected with the body support through the corresponding vertical motion mechanism; the multiple walking wheels are all connected with the body support through the suspension mechanisms, and the obstacle-crossing wall-climbing robot moves through the walking wheels; and the body support can support the vertical motion mechanisms and the suspension mechanisms of the obstacle-crossing wall-climbing robot. The obstacle-crossing wall-climbing robot can freely walk on a vertical or oblique wall face and is high in obstacle-crossing capacity, good in coordination and stability, high in load capacity and capable of being applied to multiple fields. The obstacle-crossing wall-climbing robot can stably cross an obstacle through the obstacle-crossing method.
Owner:XI'AN UNIVERSITY OF ARCHITECTURE AND TECHNOLOGY
Formaldehyde adsorbing device
InactiveCN107930350AIncrease air pressureImprove dissolution efficiencyGas treatmentDispersed particle separationEngineeringAir purification
The invention discloses a formaldehyde adsorbing device, relating to the technical field of air purification. The formaldehyde adsorbing device comprises a tank body, wherein a cylinder is fixedly mounted at the upper part of an inner cavity of the tank body, a support plate is fixedly mounted on the right side of the tank body, a rotating motor is fixedly mounted on the upper surface of the support plate, a rotating disc is fixedly mounted on an output shaft of the rotating motor, a transmission rod is rotatably connected to the front surface of the rotating disc; a transverse rod is rotatably connected to one end, far from the rotating disc, of the rotating rod; one end, far from the rotating rod, of the transverse rod runs through the right side wall of the tank body and extends into the cylinder, and a telescopic plate is fixedly mounted at one end, stretching into the cylinder, of the transverse rod. The air is compressed into the tank body by the rotating motor through elements such as the rotating rod, and a spring in an L-shaped pipe presses a telescopic block so as to maintain the pressure intensity in the tank body in a certain range, so that the formaldehyde absorption efficiency is increased, and formaldehyde is relatively thoroughly eliminated.
Owner:台州锐祥机械设备有限公司
Automatic heat-preservation batch feeder for pig breeding
ActiveCN113728935ARemove moistureAvoid stickingRotary stirring mixersAnimal feeding devicesControl engineeringPig breeding
The invention discloses an automatic heat-preservation batch feeder for pig breeding. The automatic heat-preservation batch feeder structurally comprises a supporting frame, a motor, a feeding main machine, a discharging port and a supporting table, the motor is fixedly installed at the top of the supporting frame, the supporting frame is welded to the outer side of the top of the feeding main machine, and a lifting block drives a dispersion frame and an elastic belt on the outer side to perform up-down elastic stirring on feed; and the feed can be heated and subjected to heat preservation through an electric heating wire on the outer side of a middle rod while the feed is stirred up and down through a dispersing frame, the feed is prevented from being bonded in a containing barrel, when the feed is added, an opening and closing plate rotates downwards around a rotating shaft, the feed slides downwards from the opening and closing plate and is discharged into the containing barrel, and after adding is completed, the opening and closing plate is driven by an elastic rod to automatically reset to close the interior of the containing barrel, the opening and closing plate can slightly rotate on the elastic rod, so that the air pressure in the containing barrel is normally changed, and it is ensured that feed is smoothly discharged out of the interior of the containing barrel.
Owner:贵阳富之源农业科技有限公司
Semiconductor annealing method utilizing a vacuum environment
ActiveCN104916525AChange air pressureSemiconductor/solid-state device testing/measurementSemiconductor/solid-state device manufacturingControl systemGas element
A semiconductor annealing method and system uses a vacuum pump to produce a vacuum environment in the annealing chamber to thereby remove undesired gas element influences. A control system obtains pressure and temperature measurements from the annealing chamber to control operation of the heating elements and vacuum pump to thereby maintain process integrity.
Owner:TAIWAN SEMICON MFG CO LTD
Feed storage device
ActiveCN113173319AImprove Flip EffectEnergy savingFood processingVenting meansAgricultural engineeringNutritional composition
The invention provides a feed storage device, and relates to the field of feed storage. The feed storage device comprises a cover plate, a handle, a containing box and a bottom plate, the cover plate is movably connected with the outer wall of one side of the containing box through a hinge, the handle is arranged on the outer wall of the top end of the cover plate, the bottom plate is connected with the outer wall of the bottom end of the containing box, a buffer mechanism is arranged on the outer wall of the bottom end of the containing box, a ventilation mechanism is arranged above the buffer mechanism, movable plates are arranged between the inner wall of the containing box and the buffer mechanism, and a movable mechanism is arranged on the outer walls of the bottom ends of the movable plates. According to the feed storage device, feed can be turned over, the situation that loss of nutritional ingredients is caused by local overheating of the feed in the transportation process is prevented, when rotating plates move, the feed at the bottom is turned over upwards, the turning effect on the feed can be further enhanced, automatic heat dissipation can be conducted on the interior of the containing box through the change of the speed of a transportation vehicle, and energy can be saved.
Owner:山西晋龙集团运城饲料有限公司
Intelligent beverage brewing device
The invention provides an intelligent beverage brewing device, and belongs to the technical field of beverage processing. The device includes a shell, a base connected at the bottom of the shell and abrewing box matched with the shell. The shell is divided into an upper water cavity and a lower water cavity. The upper water cavity and the lower water cavity are connected through a flow hole. Theside wall of the lower water cavity is provided with a side sliding door. The inner wall of the side sliding door is connected with an adsorption ball. The device has the advantages of good water quality, simple and convenient use, high safety, large adjustable brewing temperature, high beverage stability, good taste and strong oxidation resistance.
Owner:浦江县顺光科技有限公司
Waterproof test method and waterproof test tank
InactiveCN101762365AChange air pressureAvoid enteringMeasurement of fluid loss/gain rateEngineeringAtmospheric pressure
Owner:FUJITSU LTD
Adjusting device and method for preventing automobile instability due to high-temperature tire bursting
PendingCN108638763ATo achieve the adjustment effectPrevent tire blowoutAnchor handling/lashingTyre measurementsElectricityElectronic control system
The invention discloses an adjusting device and method for preventing automobile instability due to high-temperature tire bursting and belongs to the field of electronic control systems of automobilesafety. The adjusting device comprises a sensor module, an electronic control unit, an automobile state adjusting device and an alarm lamp. Through information exchanging of electric signals between devices, quick response is conducted to change the automobile traveling state so as to change the air pressure of a tire. The original steering action of a driver can be kept, the automobile speed is decreased, the situation that due to the overlarge tire pressure, the driver conducts operating mistakenly and thus stability is lost is avoided, meanwhile the change amplitude of the automobile speedis small, and the traveling safety is guaranteed. The invention further discloses the adjusting method. According to the adjusting method, the tire pressure can be monitored in real time when an automobile travels at the high temperature, and according to the traveling environment, the traveling posture of the automobile is changed to control the tire pressure of the automobile so as to prevent the automobile instability due to tire bursting.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS
Food steamer applicable to processing of various kinds of steaming food
InactiveCN110074660AControllable EmissionsImprove applicabilitySteam cooking vesselsEngineeringFood item
The invention relates to the field of food processing, in particular to a food steamer applicable to processing of various kinds of steaming food. The invention aims at solving the technical problemsto provide the food steamer applicable to processing of various kinds of steaming food. By using the food steamer, pastries can be fast and conveniently steamed, and the steam discharging quantity canbe controlled. The food steamer applicable to processing of various kinds of steaming food comprises a fixed sieve disc, a fixing ring, a fixing rod, a rotating component, a regulating component, a steaming disc, a first rotating handle and a second rotating handle, wherein the fixing ring is uniformly and fixedly connected onto the fixing rod; the fixing sieve disc is fixedly connected onto thefixing ring; ventilation holes are uniformly formed in the inner bottom surface of the fixed sieve disc; the rotating component is fixedly connected with the fixing rod, and is positioned above the fixing ring; the steaming disc is in transmission connection with the output end of the rotating component, and is attached to the fixed sieve disc; steam holes are uniformly formed in the inner bottomsurface of the steaming disc; the first rotating handle is fixedly connected with the outer wall of the steaming disc. The effects of conveniently and fast steaming the pastry and controlling the discharging quantity are achieved.
Owner:蔡晓忠
Reinforced light steel keel partition wall installation and construction method
ActiveCN113047639AReduce installation efficiencyIncreased riskWallsBuilding material handlingMaterials preparationKeel
The invention relates to a reinforced light steel keel partition wall installation and construction method. The reinforced light steel keel partition wall installation and construction method mainly comprises the following steps of material preparation, installation operation, material conveying, wallboard installation, cleaning operation and other procedures; used keel partition wall installation conveying equipment comprises a U-shaped bottom plate, a lifting device, an adjusting device, an adsorption device and a clamping device. The following problems existing during the installation of an existing connecting keel and a wallboard are solved, a, when a traditional connecting keel and the wallboard are installed, because the installation height of the connecting keel and the wallboard is higher, a worker needs to stand on a ladder to position and install the connecting keel and the wallboard, and the installation method is higher in danger and lower in installation efficiency; and b, when an existing wallboard is installed, stable positioning operation cannot be carried out on the wallboard, so that the phenomenon of dislocation exists when the wallboard is installed, installation operation needs to be carried out again, and the installation quality and efficiency of the wallboard are reduced.
Owner:中际城市建设有限公司
Height adjusting device for automobile body
ActiveCN103373191AChange the degree of expansionChange spacingResilient suspensionsVehicle springsCoil springGas pressure
Owner:FORD GLOBAL TECH LLC
Large-section hollow profile extrusion forming method and device with small-opening die utilized
The invention discloses a large-scale hollow profile extrusion forming method and device with a small-opening die utilized. The method includes the steps that inflation is conducted on a blank piece extruded from a die head through compressed air, a layer of narrow-seam-shaped air cushion with the same shape as the hollow shape of a product is formed in the blank piece, the blank piece is tightly attached to the inner wall of a vacuum shaping sleeve under further expansion of the air cushion, the hollow pipe product is formed under the synergistic effect of the air cushion and vacuum shaping, and the purpose that large-section hollow profiles are prepared continuously through the small-opening die is achieved. The device comprises an extrusion machine, the die head and a vacuum cooling shaping device which are sequentially connected. An inflation device is arranged in the die head and comprises a core rod, an air inlet pipe and an inner cold-air plug. The air inlet pipe is arranged in the middle of the core rod. The rod portion of the inner cold-air plug is arranged in the air inlet pipe. The head portion of the inner cold-air plug is arranged in a space between the die and the vacuum cooling shaping device. A blank forming runner is formed between the outer wall of the core rod and the die head. The method and device are simple in principle and easy to operate and control, and meanwhile the obtained product is wide in use range.
Owner:SOUTH CHINA UNIV OF TECH +1
Automatic processing and verifying device for measurement and detection standard meter assembly
InactiveCN113358278AReduce connection efficiencyReduce detection and verification efficiencyFluid pressure measurementAutomatic processingElectrical and Electronics engineering
The invention relates to an automatic processing verification device for a metering detection standard meter assembly, which comprises a bottom plate, a clamping mechanism, a connecting mechanism, an air inlet mechanism, rotating mechanisms and a pushing mechanism, the clamping mechanism is installed on the bottom plate, the connecting mechanism is installed on the clamping mechanism, the rotating mechanisms are installed on the outer walls of the front end and the rear end of the bottom plate, the pushing mechanism is installed at the right end of the bottom plate, and the air inlet mechanism is installed on the pushing mechanism. The automatic processing verification device can solve the following problems existing during detection and verification of an existing pressure gauge: 1, during detection and verification of a pressure gauge, the pressure gauge cannot be stably positioned, so that the pressure gauge moves during detection and verification, the connection between an air inlet pipe and a pressure gauge connector is relatively complicated and unstable, so that the reading of a pressure gauge is inaccurate, and the judgment of detection personnel is influenced; and 2, the existing pressure gauge detection and verification equipment can only detect and verify a single pressure gauge, so that the detection and verification efficiency of the pressure gauge is reduced.
Owner:郑大勇
Safety protection device for elevator in intelligent community
The invention relates to a safety protection device for an elevator in an intelligent community. The safety protection device comprises an elevator cage, an elevator shaft, a connecting frame plate, adriven wheel, a dragging steel wire rope, a dragging wheel, a counter weight and a bearing transverse plate. The bearing transverse plate is fixedly arranged in the elevator shaft. The elevator cageis arranged in the elevator shaft. The two ends of the dragging steel wire rope are connected to the lower end face of the bearing transverse plate and the upper end face of the counter weight correspondingly. The dragging steel wire rope is sequentially wound around the driven wheel and the dragging wheel. According to the safety protection device, an existing car platform sill elevator is improved, protecting assemblies are arranged on the top, the bottom and the side portion of a car platform sill, in this way, after the dragging steel wire rope breaks, falling of the car platform sill canbe avoided, safety risks can be avoided effectively, therefore, by means of improvement, in the using process of the elevator of the intelligent community, safety is improved greatly, and thus the device meets the market requirement better.
Owner:ANHUI TELECOMM ENG
Rotary lentinula edodes dehydration plant
The invention relates to the technical field of lentinula edodes processing, in particularly to a rotary lentinula edodes dehydration plant, comprising a base and a dehydration tank; a dehydration cavity is internally provided with a rotating seat, the rotating seat is rotationally mounted inside the dehydration cavity through a first rotating shaft, the upper part of the rotating seat is providedwith a placement seat in a rotating manner, the middle of the placement seat is fixedly provided with a T-shaped bar, the T-shaped bar is provided with a pressing plate in a sliding manner, and the pressing plate is fixedly connected with the upper end of the T-shaped bar through a spring arranged on the T-shaped bar in a sleeving manner; the outer side of the dehydration tank is provided with anair heater, and the air heater is communicated with the dehydration cavity through an air inlet pipe. According to the rotary lentinula edodes dehydration plant provided by the invention, the lentinula edodes is placed on the placement seat, and is squeezed by the pressing plate under the elastic force effect of the spring to be dehydrated, then the rotating seat is driven to rotate inside the dehydration cavity by a first motor, and the placement seat is driven to rotate by a third motor, so as to enable the lentinula edodes to continuously rotate and move during the process of squeezing dehydration, and the moisture inside the lentinula edodes is spin-dried by using centrifugal force.
Owner:周凤静
Continuous cutting device for packaging paper
InactiveCN112476551ARealize continuous cutting operationChange air pressureMetal working apparatusStructural engineeringSprocket
The invention relates to the field of packaging, and particularly discloses a continuous cutting device for packaging paper. The continuous cutting device comprises a driving roller, a conveying belt,a cutting blade and a support. The vertical cutting blade is arranged on the side, located at the right end, of the conveying belt. A containing groove is formed in the side, facing the cutting blade, of the conveying belt. The horizontal support is arranged above the conveying belt and is in a straight groove shape, and one side of the support is located over the conveying belt and is parallel to the conveying belt. A transmission chain surrounding the support by a circle is arranged in the support. A chain wheel is connected to the outer side of the transmission chain in an engaged manner.A sliding base is fixed to the bottom of a movable block. A vertical telescopic mechanism is fixedly arranged on the lower side of the sliding base. A horizontal pressing plate is fixed to the lower end of the telescopic mechanism. The pressing plate synchronously moving along with the conveying belt is arranged, the packaging paper cannot be scattered in the moving process, enough pressure is provided for cutting, the packaging paper moves along with the conveying belt to be cut, continuous cutting work of the packaging paper is achieved, and the cutting efficiency is improved.
Owner:枣庄市天龙纸业有限公司
Spraying air supplementing pump capable of being adjusted and controlled
ActiveCN111075774AImprove sealingImprove protectionJet pumpsMachines/enginesPhysicsElectric machinery
The invention discloses a spraying air supplementing pump capable of being adjusted and controlled, and relates to the field of spraying air supplementing pumps. The following scheme is currently provided in order to solve the problems that the internal pressure of an existing air supplementing pump cannot be adjusted, so that objects to be subjected to air supplementing are easily damaged. The spraying air supplementing pump comprises a body, an inlet, a nozzle and an air supplementing pump body. The spraying air supplementing pump is characterized in that a baffle is arranged in the body, passageways are formed in the front side edge and the rear side edge of the baffle, a motor is arranged on the left side of the body, the output end of the motor is fixedly connected with a screw, the surface of the screw is sleeved with a first push plate through threads, the front side edge and the rear side edge of the first push plate are fixedly connected with connecting plates, the ends, awayfrom the first push plate, of the connecting plates are fixedly connected with a second push plate, the right side face of the baffle is fixedly connected with a connecting rod, groove bodies are formed in the front inner wall and the rear inner wall of the body, and rotary plates are movably connected into the groove bodies. The device has the beneficial effects that the spraying air supplementing pump is conveniently adjusted, the air pressure during internal inflation can be changed, and the to-be-inflated objects are well protected.
Owner:SHANGHAI BINGBIAO ENVIRONMENTAL PROTECTION TECH CO LTD
A punching device for steel strip processing
ActiveCN109092975BReduce distortionLess damagePerforating toolsMetal-working feeding devicesPunchingStructural engineering
The invention relates to the technical field of steel strip machining, and discloses a punching device for steel strip machining. The punching device comprises a fixed block, wherein a fixed plate isfixedly connected to the bottom of the right side surface of the fixed block, and supporting legs are fixedly connected to the lower surfaces of the fixed block and the fixed plate; and a rotating groove is formed in the upper surface of the fixed plate, and the front surface and the back surface of the inner wall of the rotating groove are correspondingly and rotatably connected with the two endsof a first rotating rod. According to the punching device for steel strip machining, a first movable plate is enabled to move in an air cavity through a first movable rod and a first limiting rod, sothat the effect of changing the air pressure in the air cavity is achieved; and the change of the air pressure in the air cavity uses a second movable plate, a second limiting rod, a second movable rod and a connecting rod to fix a steel strip by a pressing plate, so that the steel strip is tightly attached to an arc-shaped groove, and when a punching knife is used for punching, the effect of reducing the deformation of the steel strip is achieved; and the damage of punching is reduced, and the yield of the steel strip is improved.
Owner:无锡苏盛金属制品有限公司
Medical body temperature maintaining mechanism
The invention discloses a medical body temperature maintaining mechanism, which comprises a shell provided with an air inlet channel, and another shell provided with a filtering channel, wherein one end of an air inlet of the air inlet channel is provided with a PTC (Positive Temperature Coefficient) heater, the other end of the air inlet is provided with a direct current air pump, one end of thefiltering channel is communicated with the air inlet, the other end of the filtering channel is communicated with the outer world, a filter screen is arranged in the filtering channel, an air outlet is provided with a blast tube, the other end of the blast tube is connected with a protective blanket with a cavity or a semienclosed warm box, an air outlet end of the blast tube is respectively provided with a control valve, a spirally arranged clamp slot used for fixing an infusion tube in the warm box, and a flow control valve for controlling liquid flow in the infusion tube, a plurality of air vents are distributed on the protective blanket, the shell is provided with a control component for adjusting the output power of the PTC heater and the air pump, the warm box and the protective blanket are provided with temperature sensors used for measuring the temperature of air of the protective blanket and the temperature in the warm box, and the temperature sensors, the PTC heater and the air pump are respectively electrically connected with the control component.
Owner:GUANGDONG FOOD & DRUG VOCATIONAL COLLEGE
Thermal dissolution dredging processing mechanism for chemical oil stain waste discharge pipeline
The invention discloses a thermal dissolution dredging processing mechanism for a chemical oil stain waste discharge pipeline. The thermal dissolution dredging processing mechanism comprises a hollowpipe, an electromagnet, a heating element, an outer cylinder and a motor, wherein the lower end of the hollow pipe is fixedly connected to the center of the top of a main positioning clamp, spring bodies are fixed between the upper end and the lower end of a damping ring and limiting rings, a pushing handle is fixedly connected to the outer wall of the damping ring, auxiliary positioning clamps are arranged at the edge ends of the main positioning clamp, single-way pipes and threaded hoses are fixed to the outer wall of the main positioning clamp and the outer walls of the auxiliary positioning clamps correspondingly, and the threaded hoses communicate with the interior of the hollow pipe, the interior of first connecting pieces and the interior of second connecting pieces. The thermal dissolution dredging processing mechanism for the chemical oil stain waste discharge pipeline is directly suitable for the exterior of a pipeline, can well move the pipelines with different thicknesses in a wrapping mode, achieves the rapid dissolution dredging effect of accumulated blocked oil stains in the pipeline, and improves the use dredging efficiency and convenience of the pipeline.
Owner:东营威联化学有限公司
Innovative design of diopter type safety warning board
The invention discloses an innovative design of diopter type safety warning board, and belongs to the field of diopter type warning boards. According to the innovative design of the diopter type safety warning board, infrared aiming mechanisms are driven to expand by starting the positive rotation of a driving mechanism when in use, thus, through the infrared aiming mechanisms arranged on both sides, it is observed that the two infrared aiming mechanisms are converged into the same point through the anvil hole when the distance is set, thus the placing distance of the board is determined, and the distance can further directly observed through the anvil hole; a warning board unfolding mechanism is driven to be started by the reverse rotation of the driving mechanism, so that the warning board is unfolded; and by synchronously starting a supporting mechanism, the board can play a supporting role during the placement of the board, and by using the board, the placing distance of the board can be conveniently determined.
Owner:ANHUI UNIVERSITY OF ARCHITECTURE
Device for assisting hand disabled in making up
InactiveCN111543772AEasy to operateLess freedomPackaging toiletriesPackaging cosmeticsHand partsUser control
The invention discloses a device for assisting the hand disabled in making up. The device comprises a mirror surface, a mirror rear space is formed in the right side of the mirror surface; a supplementing socket is formed in the lower side of the mirror rear space; a waste slideway is formed in the surface of the mirror surface; a control space is formed in the lower side of the supplementing socket; a pump body space is formed in the right side of the supplementing socket; a pump body working space is formed in the right side of the pump body space; a gas acting space is formed in the right side of the pump body space; the left side wall of the pump body space is fixedly connected with a transmission pipe; most mechanical structures are hidden behind the mirror surface; only two interaction units are reserved on the mirror surface; the main idea of the invention is to enable the disabled to have more sense of participation. The degree of freedom of the make-up utensil is reduced, a user controls the face of the user to move relative to the make-up utensil, so that the ideal angle and strength are obtained, the positions needing to be operated with the mouth are optimized, operation is more convenient for the user, and the output amount of emulsion is accurately controlled according to the angle of stepping on the pedal.
Owner:绍兴埔洋美容仪器有限公司
Novel air cylinder sealing mode
InactiveCN104847895AChange air pressurePlay an isolation roleEngine sealsIsolation effectEngineering
The invention provides a novel air cylinder sealing mode. According to the novel air cylinder sealing mode, a double-action type air cylinder and a sealing container with the variable volume are adopted, the air cylinder pulling side is filled with refrigerant oil or other lubricating oil not soluble with the refrigerant oil, the refrigerant oil or the other lubricating oil not soluble with the refrigerant oil has the lubricating effect and also has the isolation effect, and gas inside the pulling side of the sealing container with the variable volume is isolated from a refrigerant so that gas inside the pulling side of the sealing container with the variable volume can be prevented from permeating the detaining side of the air cylinder or polluting the refrigerant.
Owner:龚炳新
Expansion sleeve
The invention discloses an expansion sleeve. The sleeve comprises an air bag inner shaft, the air bag inner shaft is fixedly sleeved with an air bag, a groove is formed in the position, correspondingto the inner wall of the air bag, of the outer circumference of the air bag inner shaft, an air cavity is formed between the groove and the air bag, an inflation channel is formed in the air bag innershaft, one end of the inflation channel communicates with the air cavity, a port in the other end of the inflation channel is located on the end of the air bag inner shaft and communicates with the exterior, an outward expansion sleeve is fixedly arranged on the air bag in a sleeving manner, and a circumference face is arranged on the outer wall of the outward expansion sleeve. Through air bag expansion, the size of the outer circumference face, matched with the inner rings of piston rings, of the outward expansion sleeve can be increased, the air pressure in the air cavity is changed, adapting to the honing amount of multiple specifications of the outer circles of the piston rings can be achieved, the outward expansion sleeve and the air bag are arranged to be in a cylinder shape, the air cavity is arranged to be in a multiple-ring shape, the outer circumference of the outward expansion sleeve can be sleeved with the multiple piston rings, a steel expansion sleeve is arranged betweenthe outward expansion sleeve and the air bag, uniform expansion of all portions of the outward expansion sleeve is ensured, the expansion degree of each piston ring is same, and it is ensured that the honing amount of the outer circle of each piston ring is consistent.
Owner:新乡市九融科技有限公司
Closed chest drainage device
InactiveCN107320794AEasy to carryAvoid the risk of sheddingMedical devicesIntravenous devicesBobbinEngineering
The invention provides a closed chest drainage device comprising a drainage bottle and a drainage tube. A sealing cap is arranged between the drainage tube and the drainage bottle, an exhaust tube is arranged on the sealing cap, a bobbin support seat is arranged on each side of the top end of the drainage bottle, a bobbin is arranged on each bobbin support seat, and a rope handle is connected between the bobbins. A plurality of fixing support seats are arranged at the bottom end of the drainage tube, a fixing component is arranged on each fixing support seat, each fixing component comprises a threaded hole formed in the corresponding fixing support seat, a threaded rod is sleeved in the threaded hole, and the top end of each threaded rod is provided with a clamp adjusting nut while the bottom end is provided with a sucker. The drainage device is provided with the rope handle, so that convenience is brought to patients to carry the drainage bottle under any circumstances, and danger that the drainage tube falls off is avoided effectively; the bottom end of the drainage bottle is provided with the fixing components, so that the drainage tube can be effectively prevented from toppling over by adjusting the length of the threaded rod and changing the air pressure of the suckers, and safety performance is good.
Owner:周旭
Device and method combining TDLAS with photoacoustic spectrometry to measure natural gas heat value
ActiveCN108717051AHigh-precision detectionAccurate detectionColor/spectral properties measurementsElectricityLaser transmitter
The invention discloses a device and a method combining TDLAS with photoacoustic spectrometry to measure natural gas heat value and relates to the technical field of optical measuring devices. The device comprises a pipeline and a detection box, a first pushing box is communicated on each of two sides of the detection box, a partition is fixedly connected inside the detection box, an elastic filmis fixedly connected between the top of the partition and the top of an inner cavity of the detection box, and a laser transmitter is fixedly connected at the top of the partition and positioned inside the elastic film. A small independent space can be separated out by arranging the elastic film, and the top of the elastic film can be sealed by utilizing cooperation between a first electric extensible rod and a clamping plate; after being separated from a big natural gas pipeline, even if fire is caused by electricity leakage, natural gas in the big pipeline is unaffected; by utilizing cooperation between the laser transmitter and the laser receiver, the heat value of the natural gas can be detected conveniently and precisely, and the device and the method are safe, precise and efficient.
Owner:WUHAN MIZI ENERGY SCI & TECH CO LTD
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