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56results about How to "Control the direction of movement" patented technology

Turbocharger

A variable-geometry turbocharger comprising a bearing housing which supports a turbine impeller rotatably, a turbine housing in which a scroll channel for supplying exhaust gas to the turbine impeller is formed, and an exhaust nozzle which can change the flow velocity and flow angle of the exhaust gas to be supplied from the scroll channel to the turbine impeller side, wherein the exhaust nozzle is equipped with a pair of exhaust gas introduction walls which form an exhaust gas channel, and a plurality of nozzle vanes which are arranged between the pair of exhaust gas introduction walls and supported rotatably on the periphery of the turbine impeller, and wherein the nozzle vane has a high pressure-side wall surface facing the scroll channel and is provided in such a manner that the bearing housing side of the high pressure-side wall surface is closer to the turbine impeller than the turbine housing side, and the nozzle vane moves to the turbine housing side or pushes the exhaust gas introduction wall on the turbine housing side so that the clearance between the exhaust gas introduction wall provided on the turbine housing side, out of the pair of exhaust gas introduction walls, and the nozzle vane is narrowed when the turbine impeller is rotating.
Owner:IHI CORP

Wheelchair and bed combined nursing bed

The invention provides a wheelchair and bed combined nursing bed. The wheelchair and bed combined nursing bed comprises an electric wheelchair and a bed body which is provided with a wheelchair placement area in the middle. The chair surface of the electric wheelchair is a foldable chair surface and has a lying-down state and a sitting and lying state. The wheelchair placement area in the middle of the bed body is used for containing the electric wheelchair. After the electric wheelchair is in the wheelchair placement area of the bed body, if the electric wheelchair is in the lying-down state, the chair surface of the electric wheelchair extends to form a flat plate structure and forms the bed surface of the bed body. If the electric wheelchair is in the sitting and laying state, the electric wheelchair can be separated from the bed body. By means of the wheelchair and bed combined nursing bed, a user does not need to be transferred from the wheelchair to a bed or transferred from the bed to the wheelchair, the electric wheelchair can directly move forward and moves out of the bed body, the pain suffered by patients is reduced, and life quality is improved.
Owner:福建唯德仑医疗器械有限公司

Direct current electric hoist

The invention discloses a direct current electric hoist which consists of an upper chassis (21) and a lower chassis (1), wherein a slewing mechanism is arranged between the upper chassis (21) and the lower chassis (1); the upper chassis (21) is provided with a power supply as well as a fixed upright (4) and a rotary upright (5) which are in rotary connection; the side surfaces of the fixed upright (4) and the rotary upright (5) are provided with a rotation pushing device; the top of the rotary upright (5) is provided with a main hoisting arm (6); a main pushing device is arranged between the side surface of the rotary upright (5) and the main hoisting arm (6); one end of the main hoisting arm (6) is in rotary connection with the top of the rotary upright (5); a forward-moving hoisting arm (7) is arranged in a chute arranged on the side surface of the main hoisting arm (6); the upper part of the forward-moving hoisting arm (7) is provided with a forward-moving pushing device; and the head of the forward-moving hoisting arm (7) is provided with a hoisting hook (8). The direct current electric hoist disclosed by the invention is compact in structure and can be used for hoisting heavy loads in a narrow space; and the slewing mechanism can ensure the simple and reliable connection between the upper chassis and the lower chassis.
Owner:王后忠

Omnibearing cleaning and filtering robot for swimming pool

The invention relates to an automated water quality cleaning and filtering technology for swimming pools, and discloses an omnibearing cleaning and filtering robot for a swimming pool. The cleaning and filtering efficiency of the robot is improved, and the energy consumption of the robot is lowered by optimizing the structure. According to the technical scheme, the omnibearing cleaning and filtering robot for the swimming pool comprises a shell, an electric water pump, a control module, a battery, a filterer, a multi-channel rotating switch, a water storage bin, an air storage tank, a solenoid valve, a water outlet, a steering blade, a steering engine, a water channel, a water surface water inlet and a water bottom water inlet. According to the omnibearing cleaning and filtering robot, the water volume of the water storage bin is controlled through compressed air in the air storage tank, and the robot can float on the water surface of the swimming pool or submerged into water to conduct water quality cleaning and filtering; the battery is adopted to supply power to the robot, cable connection is omitted, and the robot moves flexibly and freely; when the robot is on the water surface, the robot can conduct operation through a remote command or conduct operation according to internal programming.
Owner:苏州市振渭城镇建设发展有限公司

Portable vehicle-mounted refrigerator and using method thereof

The invention provides a portable vehicle-mounted refrigerator and a using method thereof. A cold storage box is arranged inside a vehicle-mounted refrigerator body, a storage battery and a central controller are arranged in the vehicle-mounted refrigerator body, and the central controller is electrically connected with the storage battery; a control keyboard is arranged at one end of the vehicle-mounted refrigerator body, and the control keyboard is electrically connected with the central controller; a cover is arranged at one end of the vehicle-mounted refrigerator body; a cup holder is arranged at one end of the vehicle-mounted refrigerator body; a pull rod is arranged at one end of the vehicle-mounted refrigerator body, and a second handle is arranged at one end of the pull rod; a damping spring is arranged at one end of the vehicle-mounted refrigerator body; a stretchable plate is arranged at one end of the vehicle-mounted refrigerator body, a bottom plate is arranged at one end of the stretchable plate, and first grooves are formed in one end of the bottom plate; stretchable devices are arranged in the bottom plate, and the stretchable devices are electrically connected withthe storage battery through a stretching button and a retraction button; and movable rods are arranged at one ends of the stretchable devices, and wheels are arranged at one ends of the movable rods.The portable vehicle-mounted refrigerator is novel in structure, simple to use and convenient to carry.
Owner:GUANGDONG INDELB ENTERPRISE CO LTD

Pile driver

The invention discloses a pile driver. The pile driver comprises a walking mechanism, an operating platform, a pile frame, a pile hammer and an operating room; the walking mechanism is connected withthe operating platform through a rotary disc base, the operating platform is connected with the operating room and the pile frame, and the pile frame is connected with the pile hammer; the operating platform comprises a fixed platform and a rotating platform, the fixed platform is connected with the rotary disc base and the rotating platform, and the rotating platform is connected with the pile frame through a telescopic rod; and a water flow sensor and an ultrasonic detector are installed on the pile frame, the water flow sensor and the ultrasonic detector are connected with a control devicearranged in the operating room, and the control device is connected with a control switch, the walking mechanism and a power supply. According to the pile driver, displacement data generated by impactof water flow on a fixing pile and water entry data of the fixing pile at different positions are calculated by detecting the water flow speed and the water bottom depth, and then the fixing pile canbe driven into a dam mouth at the optimal location or angle; in addition, the pile driver is novel in structure, easy to operate and convenient to implement and popularize.
Owner:青岛多德多信息技术有限公司

Steel bar bending mechanism and method for house bridge construction

The invention discloses a steel bar bending mechanism and method for house bridge construction. The mechanism comprises a bottom plate, the outer wall of a first connection rod is fixedly sleeved witha fixing barrel, the outer wall of a second connection rod is rotationally sleeved with a pressing roller, a first motor is fixedly installed on the back face of a second side plate through a base, one side of the fixing barrel is provided with a rolling limiting device located on the upper surface of the bottom plate, a tooth plate is arranged on the upper surface of a sliding rail, a gear is inengaged connection with one side of the top of the tooth plate, a clamping device is arranged on the top of a fixing plate, the other side of a first side plate is provided with a polishing device, and the second side plate is provided with a cleaning device. By means of the arranging way of the pressing roller, one end of a steel bar is bent and mixed into concrete, high bond stress can still beobtained, therefore, the steel bar is prevented from being loosened in building concrete, the other end of the steel bar is polished and sharpened, and therefore the steel bar can be conveniently inserted into the concrete.
Owner:山东红三叶钢结构工程有限公司

Imaging device, SMA driving equipment, manufacturing method of SMA driving equipment and driving method of SMA driving equipment

The invention provides a camera device, SMA driving equipment, a manufacturing method of the SMA driving equipment and a driving method of the SMA driving equipment. The camera device comprises at least one circuit board, a photosensitive chip, at least one lens, a lens base and at least one SMA driving equipment. The SMA driving equipment further comprises a lens carrier, at least one uplink driver and at least one downlink driver. The lens carrier is connected to the uplink driver in a driving manner. The uplink driver supports the lens carrier upwards in a thermal driving manner, and lifting the lens carrier to move upwards, wherein the lens carrier is drivingly connected to the downlink driver, wherein the downlink driver pulls the lens carrier downwards in a thermal driving mode and pulls the lens carrier to move downwards, the lens is arranged on the lens carrier of the SMA driving equipment, and the SMA driving equipment drives the lens to move up and down.
Owner:NINGBO SUNNY OPOTECH CO LTD

Controlled blasting and protecting method for major bridge foundation on two sides of high and steep gorge in scenic spot

ActiveCN105241320AReduce slippageVAR reductionBlastingCanyonEngineering
The invention discloses a controlled blasting and protecting method for a major bridge foundation on the two sides of a high and steep gorge in a scenic spot. The controlled blasting and protecting method comprises the following steps that railings are arranged on the slope surface and in a valley below a blasting position of a the gorge for protection; a protective shed is arranged above a river; a protective channel is arranged at a tunnel exit; a side slope portion which is located above a major bridge foundation pit top surface platform and is in the shape of an oblique cone is blasted, the side slope portion is divided into a first blasting area and a second blasting area in sequence from top to bottom, the first blasting area and the second blasting area are blasted layer by layer from top to bottom, residue removal is conducted after blasting, and then the major bridge foundation pit top surface platform is obtained; and deep foundation pit basic rock layered blasting excavation is conducted on the major bridge foundation pit top surface platform, the rock mass on the blasting portion is covered with covering materials during blasting, supports are arranged on the pit wall after residues generated when each layer is blasted are removed, and construction is completed after the designed elevation is reached through excavation. According to the controlled blasting and protecting method, a three-dimensional multi-component protecting system is designed and established, any influences on the scenic spot in the blasting construction process are avoided, and a new idea of converting passive protection into active protection is provided.
Owner:CHINA RAILWAY GUANGZHOU ENG GRP CO LTD

Scribing device

The present invention provides a scribing device including a conveyer belt and a procedure control unit. The conveyer belt is used for continuously conveying substrates so that the substrates locate in the scribing procedure region and the subsequent procedure region. The procedure control unit controls the movement of the conveyer belt by pressurizing the conveyer belt or relieving the pressurization to the conveyer belt on at least one position of the conveyer belt, thereby performing the scribing procedure and the subsequent procedure on the substrates.
Owner:TOP ENG CO LTD

Capsule endoscope control device, system and method

The invention discloses a capsule endoscope control device. The capsule endoscope control device comprises a tubular structure and a plurality of electromagnets fixed on an outer surface of the tubular structure; the tubular structure is a tubular structure which can wind around a limb where an inner cavity of a digestive system is located, and the plurality of electromagnets are disposed around the inner cavity; and the plurality of electromagnets are used to change a magnetic field force applied to a permanent magnet of the capsule endoscope by changing an on-current state so as to drive thecapsule endoscope to move in the inner cavity of the digestive system. The capsule endoscope control device is simple in structure, is easy to implement, and is low in cost, and facilitates wide application and promotion of capsule endoscopes. The invention also discloses a capsule endoscope control system and method, which have the above beneficial effects.
Owner:重庆金山医疗技术研究院有限公司

Intelligent urban greening wall having function of adapting severe weather environments

The invention relates to an intelligent urban greening wall having a function of adapting severe weather environments. The urban greening wall includes a wall body; the wall body is provided with several greening units; each greening unit includes a protection mechanism, a recess and a protection plate; the protection mechanisms include first driving motors, buffer blocks and frameworks; each greening assembly is arranged in each recess, and includes a second driving motor, a telescoping unit, a green plant and two driving units; and each driving unit includes fixing blocks, a second driving shaft, movable blocks and two connecting rods. The urban greening wall controls the moving of articulated blocks through the driving units, so that the moving of a greening plate can be controlled, a building can take the green plants back to the internals of the recesses in fierce wind weather, and therefore, the plants can be prevented from being blown off by wind; and the protection plates can be driven to rotate downward through the protection mechanisms and cover the recesses in rainstorm weather, so that the green plants in the recesses can be isolated and prevented from being drowned byrainstorm, and the greening wall can adapt severe weather environments.
Owner:JIANGSU HUAXIA INTPROP SERVICE CO LTD

Machine engraving equipment capable of controlling engraving rotating speed

The invention discloses machine engraving equipment capable of controlling the engraving rotating speed. The machine engraving equipment comprises a shell, a replacement cavity is formed in the shell, a replacement mechanism is arranged in the replacement cavity, the replacement mechanism comprises a replacement motor fixedly connected with the inner wall of the upper side of the replacement cavity, and a replacement shaft is rotationally arranged on the lower end face of the replacement motor; a replacement disk is fixedly arranged on the replacement shaft, and four hydraulic cylinders are fixedly arranged on the replacement disk in a central symmetry mode. By means of the machine engraving equipment, the rotating speed of engraving heads can be automatically controlled, the engraving heads of different types can be automatically replaced, the unnecessary engraving heads can be automatically screwed off and replaced through meshing transmission, and a centrifugal block can control starting of a hydraulic device when the rotating speed is too high or too low. The hydraulic device can control meshing and transmission of the bevel gears, a sliding groove can control the moving direction of friction wheels, the friction wheels with different radii can conduct friction transmission, and therefore the effect of controlling the rotating speed is achieved.
Owner:江苏晟捌科技有限公司

Intelligent wide-angle household warm air blower

The invention relates to a household warm air blower, in particular to an intelligent wide-angle household warm air blower. The technical problem to be solved by the invention is to provide the intelligent wide-angle household warm air blower which is high in practicability and good in heating effect. According to the technical scheme, the intelligent wide-angle household warm air blower comprises a bottom plate, a first mounting box, a hinge fan, a lifting mechanism, a heating mechanism, a rotating mechanism and a rotary mechanism, the lifting mechanism is arranged at the top of the bottom plate, a first mounting box is arranged at the top of the lifting mechanism, an air outlet is formed in one side of the first mounting box, and the heating mechanism is arranged at the top of the first mounting box; and the rotating mechanism is arranged at the top of the heating mechanism component, and the hinge fan is arranged on the rotating mechanism. The driving motor drives the hinge fan to rotate, so that the hinge fan can send out hot air through the first mounting box, flowing of the hot air is accelerated, and then the purpose of accelerating temperature rise in a room is achieved.
Owner:深圳市科飞创科技有限公司

Energy-saving and environment-friendly road garbage cleaning vehicle

The energy-saving and environment-friendly road garbage cleaning vehicle comprises a bottom plate, and rear wheels capable of swinging leftwards and rightwards at the same time are installed at the left end and the right end of the rear side of the lower end surface of the bottom plate correspondingly; a rotatable long rotating shaft is installed in the middle of the surface of the upper end of the bottom plate, a suction nozzle is installed at the front end of the long rotating shaft, two besoms are installed at the lower end of the outer surface of the long rotating shaft, and when the long rotating shaft rotates, a structure that the suction nozzle moves left and right in a reciprocating mode and the besoms move left and right in a reciprocating mode while rotating can be formed; a recycling box is fixedly connected to the rear side of the surface of the upper end of the bottom plate, a square barrel is installed on the front side of the upper end of the recycling box, a square plate is installed on the inner wall of the square barrel, and a structure that the square plate intermittently moves front and back and intermittently turns over can be formed when the long rotating shaft rotates. Through reciprocating left-right movement of the suction nozzle, leaves on a road can be adsorbed in a large area, and the working efficiency is improved.
Owner:DEZHOU VOCATIONAL & TECHN COLLEGE

Movement direction control apparatus and computer program

In a movement direction control apparatus and a non-transitory computer readable medium, a reaction torque accompanying rotation of a rotor is utilized to control a rotation angle of a body in a yaw direction. A specification of a yaw angle of a wheel as a target of the movement direction is received, and information of a friction torque is acquired. A rotation angular acceleration in the yaw direction is calculated, based on the yaw angle, the specification of which has been received, and the reaction torque is calculated, based on the calculated rotation angular acceleration in the yaw direction. An operation instruction to a motor for yaw is generated, based on the calculated reaction torque and the acquired information of the friction torque.
Owner:MURATA MFG CO LTD

Multifunctional portable service kit for robots

The invention discloses a multifunctional portable maintenance box for a robot, which comprises a maintenance box body. A maintenance warehouse is arranged inside the maintenance box body, and universal wheels are connected to the bottom of the maintenance box body. The front of the maintenance box body The surface is provided with anti-shock pads, and the upper end of the maintenance box body is provided with a handle. The inner side of the maintenance box body is fixedly connected with a threaded groove. The inside of the maintenance compartment is provided with a tool slot, and the maintenance compartment includes an upper maintenance compartment and a lower maintenance warehouse. The present invention is provided with four universal wheels, which can control the moving direction of the maintenance box body. The second pull rod and the third pull rod can control the extension and contraction of the convex ball through the convex ball button to achieve the purpose of adjusting the height. Anti-vibration pads are provided to avoid For the unnecessary friction generated when the maintenance box body moves, an anti-wear protective layer is provided on the middle surface of the third tie rod, which avoids the phenomenon that the surface of the third tie rod is exposed when the maintenance box body is used for a long time.
Owner:北海南坡腕网络技术有限公司

Photovoltaic panel cleaning device convenient for automatic snow removal and snow removal method thereof

The invention relates to a photovoltaic panel cleaning device convenient for automatic snow removal. One side of the top of a placing plate is fixedly connected with two symmetrical bases, a same mounting frame is rotatably connected between the two bases, a photovoltaic panel is arranged in the mounting frame, and the two sides of a sliding arm at the top of the mounting frame are slidably connected with a scraping plate and a sliding plate respectively; and a snow removing assembly used for preliminarily removing snow on the surface layer of the photovoltaic panel is arranged in the placing plate, a snow melting assembly used for preliminarily melting an ice layer on the surface layer of the photovoltaic panel is arranged in the sliding arm, and an ice removing assembly used for removing the ice layer on the surface layer of the photovoltaic panel is arranged on one side of the sliding plate. The top of the sliding arm is provided with a driving assembly used for controlling the scraping plate and the sliding plate to slide oppositely. The problems that a photovoltaic panel accumulated snow removing mode in the prior art is low in snow removing efficiency, accumulated snow cannot be easily scraped off from the photovoltaic panel, the ice layer on the photovoltaic panel cannot be effectively removed, and the photovoltaic panel is prone to being damaged are solved.
Owner:北京尚甲新能源科技有限公司

Swimming pool all-round cleaning filter robot

The invention relates to an automated water quality cleaning and filtering technology for swimming pools, and discloses an omnibearing cleaning and filtering robot for a swimming pool. The cleaning and filtering efficiency of the robot is improved, and the energy consumption of the robot is lowered by optimizing the structure. According to the technical scheme, the omnibearing cleaning and filtering robot for the swimming pool comprises a shell, an electric water pump, a control module, a battery, a filterer, a multi-channel rotating switch, a water storage bin, an air storage tank, a solenoid valve, a water outlet, a steering blade, a steering engine, a water channel, a water surface water inlet and a water bottom water inlet. According to the omnibearing cleaning and filtering robot, the water volume of the water storage bin is controlled through compressed air in the air storage tank, and the robot can float on the water surface of the swimming pool or submerged into water to conduct water quality cleaning and filtering; the battery is adopted to supply power to the robot, cable connection is omitted, and the robot moves flexibly and freely; when the robot is on the water surface, the robot can conduct operation through a remote command or conduct operation according to internal programming.
Owner:苏州市振渭城镇建设发展有限公司

Sewage recovery and transportation device for biochemical sewage treatment tank

The invention discloses a sewage recovery and transportation device for a biochemical sewage treatment tank and relates to the technical field of sewage recovery and transportation devices. The sewagerecovery and transportation device comprises a mixing tank, a second water pipe and a coarse filter net. A stirring motor is installed above the mixing tank. A stirring shaft is installed below the stirring motor. A sedimentation tank is installed on the right side of the second water pipe. The second water pipe is located below the mixing tank. The front end of the sedimentation tank is providedwith a third water pipe. The middle of the third water pipe is connected to a forth water pump. The first and second water pipes cooperate so that the sewage generated in a dirt storage chamber is effectively introduced into the sedimentation tank and is circulated. The dirt storage chamber can effectively collect the sludge to facilitate centralized treatment on the sludge by the user. The coarse filter net can effectively prevent the sludge from being reintroduced into the sedimentation tank.
Owner:FOSHAN UNIVERSITY

Aluminum alloy quenching furnace

The invention discloses an aluminum alloy quenching furnace in the technical field of quenching furnaces. The aluminum alloy quenching furnace comprises a furnace body, wherein heat insulating layers are separately arranged on the left and right side walls of an inner cavity of the furnace body and the top of the inner cavity; a temperature sensor is arranged on the outer wall of each heat insulating layer; an exhaust cylinder is arranged on the top of the furnace body; and a mounting plate is arranged at the bottom of the exhaust cylinder. According to the aluminum alloy quenching furnace disclosed by the invention, by arrangement of the heat insulating layers, the dissipation of heat in the furnace body is reduced; by arrangement of the temperature sensors, a control device is enabled to control the combustion of a burner, thereby guaranteeing the constancy of the temperature in the furnace body; by arrangement of the exhaust cylinder, waste gases generated by combustion can be exhausted; by arrangement of the mounting plate, the mounting of a lifting mechanism is facilitated; by arrangement of the lifting mechanism, a supporting plate is enabled to be lifted to a reasonable position for quenching; by arrangement of the supporting plate, the placement of a charging basket is facilitated; and by arrangement of the burner, the furnace body is enabled to be provided with a heating device, and the temperature of the furnace body is enabled to be controlled.
Owner:HEPHAES HEAT TREATMENT SYST JIANGSU

Dam pile driving method

The invention discloses a dam pile driving method. The dam pile driving method is used for driving fixing piles for damming into a dam and comprises the following steps that (1) a pile driving area isselected near a dam opening; (2) a pile driver is moved to be near the pile driving area of the dam; (3) a water flow sensor and an ultrasonic detector arranged on a pile support of the pile driver are placed into the dam opening, water flow and terrains in the dam opening are detected, and the optical water inlet position and / or angle generated by impact of water flow to the fixing piles is calculated through a control device; and (4) the fixing piles for damming are driven into the pile support on the pile driver, and the fixing piles are locked through a locking device on the pile support.By means of the pile driving method, the piles can be driven not only vertically but also obliquely in various directions, so that the driven fixing piles accord with the water flow direction, impactof the water flow to the fixing piles is relieved, the pile driving efficiency and quality are improved, operation is simple, using is convenient, and implementation and popularization are facilitated.
Owner:青岛破浪舟车船装备科技有限公司

A controlled blasting and protection method for bridge foundations on both sides of high and steep canyons in scenic spots

ActiveCN105241320BReduce slippageVAR reductionBlastingCanyonEngineering
The invention discloses a controlled blasting and protecting method for a major bridge foundation on the two sides of a high and steep gorge in a scenic spot. The controlled blasting and protecting method comprises the following steps that railings are arranged on the slope surface and in a valley below a blasting position of a the gorge for protection; a protective shed is arranged above a river; a protective channel is arranged at a tunnel exit; a side slope portion which is located above a major bridge foundation pit top surface platform and is in the shape of an oblique cone is blasted, the side slope portion is divided into a first blasting area and a second blasting area in sequence from top to bottom, the first blasting area and the second blasting area are blasted layer by layer from top to bottom, residue removal is conducted after blasting, and then the major bridge foundation pit top surface platform is obtained; and deep foundation pit basic rock layered blasting excavation is conducted on the major bridge foundation pit top surface platform, the rock mass on the blasting portion is covered with covering materials during blasting, supports are arranged on the pit wall after residues generated when each layer is blasted are removed, and construction is completed after the designed elevation is reached through excavation. According to the controlled blasting and protecting method, a three-dimensional multi-component protecting system is designed and established, any influences on the scenic spot in the blasting construction process are avoided, and a new idea of converting passive protection into active protection is provided.
Owner:CHINA RAILWAY GUANGZHOU ENG GRP CO LTD

Wearable lower limb massage device based on virtual reality

The invention relates to the technical field of massage devices, in particular to a wearable lower limb massage device based on virtual reality, comprising a lower massage shell and an upper massage shell which are hinged to each other, a pedal is hinged to the lower end of the upper massage shell, and a reset spring and an air bag are fixed to the lower end of the pedal; the air bag is communicated with a first one-way valve and a second one-way valve, the second one-way valve is communicated with a flow dividing assembly, a lower massage assembly communicated with the air bag is arranged in the pedal, air cylinders are arranged in the upper massage shell and the lower massage shell, the flow dividing assembly is communicated with the two ends of the air cylinders, and pistons are slidably connected into the air cylinders. The inner end face of the upper massage shell and the inner end face of the lower massage shell are provided with upper massage assemblies matched with the pistons for massage, the two ends of the air cylinder communicate with pressure release valves, and one pressure release valve communicates with a triggering mechanism for triggering the flow dividing assembly to exhaust and reverse. The massage device has a wide application prospect in the technical field of massage devices.
Owner:河南省直第三人民医院

Moving electromagnetic shielding room

The invention relates to the technical field of shielding rooms, in particular to a moving electromagnetic shielding room. The moving electromagnetic shielding room has a small-sized housing with a shielding function; a recessing part is arranged at the bottom and around the periphery of the housing and concaves inwardly; a moving device is arranged at the bottom end of the housing and includes a base plate; a gas pipeline and a load bearing part are stacked in sequence on the base plate; the gas pipeline surrounds the periphery of the base plate with the head and tail being connected into a whole; the base plate, the gas pipeline and the load bearing part form a closed air chamber; at least one inlet connector is arranged on the outer side wall of the gas pipeline; outlet connectors are arranged on the inner side wall of the gas pipeline, and extend into the air chamber; air cushion membranes are mounted on the base plate, at positions corresponding to air outlets of the outlet connectors; a plurality of small through holes are formed in the membrane walls of the air cushion membranes. The shielding room can be easily moved even if only a few persons are available.
Owner:CHANGZHOU ZHONGTAI SHIELDING EQUIP

Radio frequency identification tag antenna device

The invention provides a radio frequency identification tag antenna device, and relates to the technical field of electronic information. The radio frequency identification tag antenna device comprises an antenna, a transmission mechanism and a position control mechanism; the antenna is arranged on the transmission mechanism; the transmission mechanism is used for driving the antenna to move; andthe position control mechanism is connected with the transmission mechanism and used for controlling the transmission mechanism to be opened or closed so as to control the moving direction and the moving distance of the antenna. Accoding to the above radio frequency identification tag antenna device, for the electronic tag exceeding the identification range of the radio frequency identification tag antenna, the manual intervention is not needed, and the position of the antenna is directly moved through cooperation of the transmission mechanism and the position control mechanism, so that manpower can be saved, the working range of the antenna can be expanded, the arrangement number of the antennas is reduced, and the equipment cost is reduced.
Owner:杭州智测自动化科技有限公司

Glass substrate non-contact air flotation transport device

The invention discloses a glass substrate non-contact air flotation transportation device, which includes an air flotation guide rail, the air flotation guide rail is arranged on a base, and its levelness can be adjusted, and a plurality of grooves are arranged in an array on the air flotation guide rail , the two sides of the bottom of the groove are correspondingly provided with an air inlet and an air outlet, and an air outlet is arranged in the groove, and the air inlet is connected to the positive pressure air pipe through a three-position five-way valve, and the air outlet is passed through The three-position five-way valve is connected to the negative pressure air pipe, and the exhaust hole is connected to the negative pressure air pipe. The present invention utilizes the viscous effect generated by air flow as the driving force to realize the real complete non-contact, the glass substrate is not easy to be polluted or damaged, the influence of the air flow in the vertical direction is not significant, and the disturbance of the air flow to the workpiece can be reduced. Paired air supply holes and air suction holes in the groove are connected, which can reduce the occurrence of turbulent flow in the groove and further increase the viscous traction driving force.
Owner:JIANGSU UNIV OF SCI & TECH

Experimental device and method for simulating influence of cracks on nano-magnetofluid oil displacement effect

The invention discloses an experimental device and method for simulating the influence of cracks on the nano-magnetofluid oil displacement effect. The device comprises a rock model assembly, a clamping mechanism, a liquid injection mechanism, a liquid outlet mechanism and a magnetic field generator. The rock model assembly is composed of a plurality of model blocks formed by cutting a rock model. The clamping mechanism comprises a screw rod and a plurality of clamping nuts; the magnetic field generator is used for generating a magnetic field around the rock model assembly. The device has the beneficial effects that crude oil, water and magnetic fluid are sequentially injected into the rock model assembly through the liquid injection mechanism, the fluid is discharged from the collector after entering the rock model assembly, and a magnetic field is generated around the rock model assembly through the magnetic field generator, so that the moving direction of the magnetic fluid is controlled; the distance between the two adjacent model blocks can be adjusted through the clamping mechanism, so that the influence of the width of the crack on the oil displacement of the magnetic fluid can be simulated, and the relation between the oil displacement effect of the nano magnetic fluid and the crack in the reservoir can be simulated through the technical scheme.
Owner:YANGTZE UNIVERSITY
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