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Subway station fire experiment simulation device
InactiveCN102750848ABurn fullyProduct cleaningCosmonautic condition simulationsHydrodynamic testingSystems simulationFire detection
The invention provides a subway station fire experiment simulation device which comprises an experiment table main body, a ventilating system and a matching measurement and control system. The simulation device is a small-size experiment table for comprehensive and systematic research special on heat release rate, flue gas movement, fire detection and extinguishment and the like of subway station fires, overcomes the shortcomings that full-size experiments are high in cost and a numerical simulation tool is not accurate enough on the basis of previous experiments, guarantees repeatability of the experiments, and is of great application value and important guiding significance in carrying out laboratory science studies, practical subway station flue gas control and smoke removal, detection and extinguishment system simulation tests.
Owner:UNIV OF SCI & TECH OF CHINA
Physiological monitoring sensing belt and manufacturing method thereof, physiological monitoring mattress and monitoring system
ActiveCN105553323AHigh sensitivityStable output electrical signalSensorsMeasuring/recording heart/pulse rateSelf shieldingMoisture
The invention discloses a physiological monitoring sensing belt and a manufacturing method thereof, a physiological monitoring mattress and a monitoring system. The physiological monitoring sensing belt comprises a first friction power generation layer and a second friction power generation layer which are laminated, wherein a friction interface is formed between the first friction power generation layer and the second friction power generation layer; an insulating layer which wraps the first friction power generation layer and the second friction power generation layer; a conductive shielding layer which wraps the first friction power generation layer, the second friction power generation layer and the insulating layer; and a first lead-out electrode and a second lead-out electrode which act as the output electrodes of the physiological monitoring sensing belt. The physiological monitoring sensing belt has the characteristics of being self-powered, high in sensitivity, stable in output electric signals, easy to use and operate, randomly adjustable in size, low in mass, comfortable and convenient to use for a user, simple in structure and manufacturing technology, low in cost and suitable for large-scale industrial production. Meanwhile, the physiological monitoring sensing belt also has self-moisture-proof and self-shielding functions so that stability of the output electric signals can be increased and the service life can be prolonged.
Owner:NAZHIYUAN TECH TANGSHAN LLC
Full-automatic intelligent steel wire winding equipment
The invention relates to full-automatic intelligent steel wire winding equipment. The full-automatic intelligent steel wire winding equipment comprises at least one a steel wire pre-forming machine for winding a steel wire to a pipe blank and a traction machine which drives the pipe blank to move linearly, wherein a revolving disc provided with a plurality of winding wheels is arranged on the steel wire pre-forming machine; a pre-forming device capable of adjusting the straightening degree of the steel wire is arranged on the revolving disc; and the steel wire drives the pipe blank to move linearly through the traction machine and winds the pipe blank with a same stroke and an equal ring diameter by combining the rotating motions of the revolving disc and the winding wheels. The straightening degree of the steel wire is adjusted through axial motions of an external adjusting sleeve, an outer forming ring and an inner forming ring arranged on the revolving disc to achieve the stable tension of the pre-wound steel wire, so that the ring diameter and the stroke of the steel wires wound on the pipe blank are consistent, and the error is control to be within + / -8%, the demand of controlling the standard error within + / -15% is totally met, and defects that a product produced by conventional equipment is likely to be unstable in specification, be shortened, shrunk and loosened in headand the like are overcome.
Owner:LUOHE HENGFENG MACHINERY MOLD
Piezoelectric ceramic spraying sheet driving circuit controlled through single-chip microcomputer
PendingCN106972779ASimple structureImprove electricity efficiencyPiezoelectric/electrostriction/magnetostriction machinesSupply managementPush pull
The invention discloses a piezoelectric ceramic spraying sheet driving circuit controlled through a single-chip microcomputer. The piezoelectric ceramic spraying sheet driving circuit comprises a single-chip microcomputer MCU 10 which generates two paths of push-pull PWM signals Gate1 and Gate2. The output ends of the two paths of push-pull PWM signals are accessed to a push-pull converter which generates a driving voltage signal. The output end of the driving voltage signal is connected in series with an energy storage inductor so as to drive a piezoelectric ceramic spraying sheet. The input end of an LC filter is connected with a current sampling circuit. The input end of the current sampling circuit is connected with the output end VCC of a power supply management circuit. The output end VCC of the power supply management circuit is also connected with a voltage sampling circuit. The feedback end of the power supply management circuit is connected with a voltage regulating circuit. The piezoelectric ceramic spraying sheet driving circuit is divided into three parts: the single-chip microcomputer, the push-pull converter and other peripheral circuits and finally used for driving the spraying sheet to work and atomize the liquid medicine.
Owner:JIANGSU YUYUE MEDICAL EQUIP&SUPPLY CO LTD +3
Energy saving environmental protection building
InactiveCN1587599ANo pollution in the processEasy to adjustRoof covering using slabs/sheetsRoof covering using tiles/slatesAir filterEngineering
The energy-saving engineering protecting building includes building body; alone designed gas burning stove room and flue unit with gas burning stove outside the building body, operating room inside the building body and flue with outlet in the roof; solar heat collector integrated with the building body and with water inlet connected to water pipeline and water outlet connected to user's water inlet pipeline; movable wall racks inside rooms for easy regulation of room layout; air filter with two filtering layers to filter out harmful gas and matter in air, and air pipeline inside wall and connected to ventilation pipes inside room. The present invention has reasonable configuration and convenience in life, and is environment friendly and energy saving.
Owner:李全瑞
Fast adjustment trifurcate synchronous telescopic rotation clamp
PendingCN107695879AEasy to assembleEasy to installGrinding work supportsEngineeringAngular orientation
The invention relates to the field of clamp devices, in particular to a fast adjustment trifurcate synchronous telescopic rotation clamp. The fast adjustment trifurcate synchronous telescopic rotationclamp comprises fast sliding groove supporting arms, a rotary disc, a directional triangular disc and a rotating shaft rod. A shaft hole A is formed in the center of the directional triangular disc.The rotating shaft rod is inserted in the shaft hole A. A rotating shaft rod ejecting head is arranged on the top of the rotating shaft rod. The rotating shaft rod ejecting head is inserted in a concave hole formed in the center of the axis of the rotary disc. The concave hole has a large upper portion and a small lower portion, and the rotating shaft rod ejecting head is sleeved with a fast clamping sleeve and is fixed in the concave hole after being inserted in the concave hole so that the rotating shaft rod can drive the rotary disc to rotate rotationally. Guide positioning shoes are arranged at the positions of the three corners of the directional triangular disc. Each fast sliding groove supporting arm comprises a bottom connector at the bottom of the fast sliding groove supporting arm and a groove rod which integrally extends from the connector and is provided with a bottom sliding groove, wherein multiple adjustable insertion holes are formed in an ejecting piece of the groove rod at equal intervals. The guiding positioning shoes of the triangular disc are clamped in the bottom sliding grooves and slide in the bottom sliding grooves. The concave hole is matched with the rotary disc.
Owner:南充市乐福尔工贸有限公司
Laminating device for artificial board
InactiveCN110154171AImprove lamination qualityAny size can be adjustedPlywood pressesVeneer pressesMechanical engineeringRaw material
The invention relates to the field of artificial boards and particularly discloses a laminating device for an artificial board. Aiming at the problem that in the prior art, an artificial board easilyadheres to a laminating plate after being laminated and the laminating size is not easy to control, the following scheme is brought forward: the laminating device comprises a workbench, wherein a laminating trough is arranged at the middle position of the top end of the workbench; a mounting frame is connected with the top end of the workbench; a first air cylinder is mounted at the top end of themounting frame through a screw; a piston rod of the first air cylinder extends into the mounting frame in a vertical-downward manner; a laminating plate is connected with the piston rod; a scraping device is mounted at the top end of the workbench; and two symmetric first blocking plates are slidably mounted inside the laminating trough. The laminating device disclosed by the invention has the beneficial effects that not only can the size of a laminating mold be arbitrarily adjusted according the manufacturing demand, but also the scraping operation can be performed on a laminating plate after laminating, the adhesion of a raw material to the laminating plate can be prevented, and the laminating quality of the artificial board can be improved; and the laminating device is suitable for popularization.
Owner:安徽池州丰林木业有限公司
Oscillation device for pharmacy
InactiveCN109317023AAny size can be adjustedIncrease profitShaking/oscillating/vibrating mixersTransportation and packagingPharmacyEngineering
The invention discloses an oscillation device for pharmacy. The oscillation device comprises a base, a vibration motor, a support plate, a clamping plate and a negative pressure adsorption device, wherein the vibration motor is arranged at the bottom in the base; the support plate is arranged on the vibration motor; the side surface of the support plate is connected with the inside surface of thebase through a spring; the support plate is glidingly connected with the clamping plate through a slide rail; the negative pressure adsorption device is arranged on the support plate; a control deviceis arranged in the base and is used for controlling to connect the vibration motor and the negative pressure adsorption device. The oscillation device has the advantages that the oscillation device is suitable for test tube racks of different sizes, the functionality is stronger, the utilization rate of objects is higher, and the test tube racks in a laboratory can be directly adopted without additional preparation of test tube racks; the test tube racks can be effectively fixed, the firmness is better, and the occurrence of accidents is prevented.
Owner:河南精康制药有限公司
Combined type oyster row for fresh oyster cultivation
PendingCN112243907AAny size can be adjustedEasy to repair and replaceClimate change adaptationPisciculture and aquariaBlow moldingPlastic materials
The invention relates to a combined type oyster row for fresh oyster cultivation, and belongs to the technical field of fresh oyster cultivation equipment. The combined type oyster row comprises a plurality of oyster row rods, the adjacent oyster row rods are connected through chain type connecting mechanisms, oyster string lifting lugs are arranged on the oyster row rods, and buoyancy mechanismsare fixedly arranged at the bottoms of the oyster row rods. According to the combined type oyster row, the plurality of oyster row rods are flexibly combined through the chain type connecting structures, so that any area can be adjusted, maintenance and replacement for local damageare are convenient, and installation is convenient; the oyster row rods are made of plastic, and the chain type connecting mechanisms are made of stainless steel, so that the problems that oyster rows made of a bamboo-wood structure are short in service life, prone to decay, poor in typhoon resistance, heavy in weight, difficult in carrying and long in installation period are fundamentally solved; the buoyancy mechanisms adopt PE plastic material blow molding hollow processing design, expandable polystyrene is filled into the buoyancy mechanisms, and therefore the buoyancy mechanisms are large in buoyancy, light in weight, resistant to salt and alkali and resistant to seawater corrosion; and meanwhile, an interlocking mechanism is arranged for connection, firmness and reliability are achieved, installation is convenient, and high practicability is achieved.
Owner:BEIBU GULF UNIV +1
Truck air horn system capable of adjusting volume
ActiveCN106956646AVolume adjustmentAny size can be adjustedAcoustic signal devicesMagnetic valveEngineering
The invention relates to a truck air horn system capable of adjusting volume. The truck air horn system capable of adjusting the volume comprises an air horn, a horn air inlet pipe, an air volume control magnetic valve, a magnetic valve air inlet pipe and a volume control switch. According to the technical scheme of the truck air horn system capable of adjusting the volume, the air volume control magnetic valve drives magnetic coils in the air volume control magnetic valve to generate corresponding magnetic fields according to current magnitude signals input by the volume control switch, so that a piston is moved in relative displacement, the section size of an airway can be controlled accordingly, and the effect of adjusting the air volume entering the air horn is achieved. The higher the current magnitude input to the air volume magnetic valve is, the larger the section size of the airway is, and accordingly the higher the horn volume is; correspondingly, the lower the current magnitude, the lower the volume is, and in this way, a driver can adjust the volume of the air horn freely according to vehicle driving environment and needs.
Owner:ANHUI JIANGHUAI AUTOMOBILE GRP CORP LTD
Precast caisson mold assembly and using method thereof
The invention discloses a precast caisson mold assembly comprising an inner mold, an outer mold and a cantilever member. The inner mold is fixedly provided within the outer mold through the cantilevermember; the outer mold includes four outer flange molds every two of which are mutually perpendicular with each other; the outer flange molds are provided with guard surfaces abutting against a precast caisson; and the location of each outer flange mold is adjustable relative to the other outer flange mold to make the cavity between the outer flange molds and the inner molds adjustable in size. The invention also discloses a using method of the precast caisson mold assembly, the structure of the mold assembly is simple, the outer flange molds of the precast caisson is removable arranged on the working table through bolt or magnetic fixing components, the relative location of the adjacent outer flange molds can be adjustable according to the requirement, and not need to change the outer flange molds, production of precast caisson mold assemblies of different sizes are achieved.
Owner:CHANGSHA BROAD HOMES IND GRP CO LED
Comprehensive beneficiation equipment capable of collecting sludge
The invention discloses comprehensive beneficiation equipment capable of collecting sludge. The equipment comprises an ore feeding device, a water filtering device, a vibrating screen, a centrifugal screen and a water treatment device; the water filtering device is positioned below an outlet of the ore feeding device; a water filtering frame and a vibrating device are arranged in the water filtering device, and a water receiving hopper and an ore receiving hopper are arranged below the water filtering device; the water receiving hopper and the ore receiving hopper are connected to an inlet ofthe centrifugal screen and an inlet of the vibrating screen through pipelines respectively; a longitudinal vibrating device and a water filtering plate axial vibrating device are arranged in the vibrating screen; the centrifugal screen is arranged below the vibrating screen, and an outlet pipeline of the vibrating screen is in communication with the inlet of the centrifugal screen; and an outlet of the centrifugal screen is connected to the water treatment device. According to the equipment, ores can be automatically screened in the forms of vertical and axial vibration and rolling, the ores and waste stones with different sizes can be classified, so that subsequent processing is facilitated. According to the water treatment device, sewage and sludge extracted in the mining process can bepurified, the good beneficiation function is achieved, and meanwhile, the damage to the environment is reduced to the minimum.
Owner:GUANGXI NANNING SHENGQIAN TECH DEV CO LTD
Comprehensive beneficiation equipment
InactiveCN109834042AImprove precision and efficiencyImprove accuracy and efficiencyWaste water treatment from quariesSievingEngineeringBeneficiation
The invention discloses comprehensive beneficiation equipment. The equipment comprises an ore feeding device, a water filtering device, a vibrating screen, a centrifugal screen and a water treatment device; the water filtering device is positioned below an outlet of the ore feeding device; a water filtering frame and a vibrating device are arranged in the water filtering device, and a water receiving hopper and an ore receiving hopper are arranged below the water filtering device; the water receiving hopper and the ore receiving hopper are connected to an inlet of the centrifugal screen and aninlet of the vibrating screen through pipelines respectively; a longitudinal vibrating device and a water filtering plate axial vibrating device are arranged in the vibrating screen; the centrifugalscreen is arranged below the vibrating screen, and an outlet pipeline of the vibrating screen is in communication with the inlet of the centrifugal screen; and an outlet of the centrifugal screen is connected to the water treatment device. According to the equipment, ores can be automatically screened in the forms of vertical and axial vibration and rolling, the ores and waste stones with different sizes can be classified, so that subsequent processing is facilitated. According to the water treatment device, sewage and sludge extracted in the mining process can be purified, the good beneficiation function is achieved, and meanwhile, the damage to the environment is reduced to the minimum.
Owner:GUANGXI NANNING SHENGQIAN TECH DEV CO LTD
An environmentally friendly and efficient mineral processing equipment
ActiveCN109834041BImprove finenessImprove efficiencySievingGas current separationMining engineeringSludge
The invention provides a kind of environment-friendly and high-efficiency mineral processing equipment, which includes an ore feeding device, a water filtering device, a vibrating screen, a centrifugal sieve and a water treatment device; the water filtering device is located below the outlet of the ore feeding device; There is a water filter frame and a vibrating device, and a water receiving bucket and an ore receiving bucket are arranged under the water filtering device; the water receiving bucket and the ore receiving bucket are respectively connected to the entrance of the centrifugal screen and the vibrating screen through pipelines; the inside of the vibrating screen A longitudinal vibrating device and an axial vibrating device for the filter plate are provided; the centrifugal sieve is arranged under the vibrating screen, and the outlet pipeline of the vibrating sieve leads to the inlet of the centrifugal sieve; the outlet of the centrifugal sieve is connected with the water treatment device. The invention can automatically screen ores through vertical and axial vibrations and tumbling, and classify ores and waste rocks of different sizes to facilitate subsequent processing. The water treatment device of the present invention can purify the sewage and silt extracted in the mining process, has an excellent mineral processing function, and at the same time minimizes the damage to the environment.
Owner:丰宁满族自治县世隆钼业有限公司
Energy saving environmental protection building
InactiveCN1300431CNo pollution in the processEasy to adjustRoof covering using slabs/sheetsRoof covering using tiles/slatesHazardous substanceAir filter
The energy-saving engineering protecting building includes building body; alone designed gas burning stove room and flue unit with gas burning stove outside the building body, operating room inside the building body and flue with outlet in the roof; solar heat collector integrated with the building body and with water inlet connected to water pipeline and water outlet connected to user's water inlet pipeline; movable wall racks inside rooms for easy regulation of room layout; air filter with two filtering layers to filter out harmful gas and matter in air, and air pipeline inside wall and connected to ventilation pipes inside room. The present invention has reasonable configuration and convenience in life, and is environment friendly and energy saving.
Owner:李全瑞
Rope supporting machine
The invention discloses a rope supporting machine, belonging to the technical field of rope supporting devices of mining lifting equipment for exchanging a steel wire rope; the rope supporting machine is mounted between the external circle of a driving friction drum and a steel wire rope along the rope groove of the driving friction drum; the rope supporting machine comprises a drive frame, a wheel group chain and a connecting body; the wheel group chain is composed of a plurality of wheel group unit bodies which are articulated; the connecting body is connected between the head end and the tail end of the wheel group chain; the connecting body comprises a rigging screw buckle, a soft rigging and a hanger; and the drive frame comprises a machine frame, a wheel chain groove, a scored pulley and a ratchet wheel mechanism. According to the invention, the steel wire rope can be separated from the driving friction drum in a support manner; in addition, the steel wire rope is rolled on the rope supporting wheel of the rope supporting machine so as to achieve action of quickly exchanging the steel wire rope.
Owner:XUZHOU SUNSHINE SCI TECH CO LTD
Anti-subsidence and convergence hydraulic side support device for excavation of lower steps in soft rock tunnel
ActiveCN109322688BAny size can be adjustedConstruction slowdownMine roof supportsStructural engineeringRock tunnel
The invention discloses a settlement and convergence preventing hydraulic side supporting device for lower bench excavation of a soft rock tunnel. The settlement and convergence preventing hydraulic side supporting device structurally comprises two bearing plates, linkage through pipes, an adjusting force-balancing device, and splicing rods; and the two bearing plates are horizontally mounted on the two side faces of the lower end of the adjusting force-balancing device, and the linkage through pipes are vertically mounted on the front surface of the adjusting force-balancing device. Gas is delivered to an extrusion pneumatic box through a flow-guiding gas pipe, the gas pressure in the extrusion pneumatic box is increased to extrude a linkage bent plate, and then an extrusion force-unloading plate is pushed to conduct extrusion force-unloading on the bearing plates; through an adjusting mechanism and a linkage mechanism in the adjusting force-balancing device, the size of the supporting device can be adjusted at will, and the situation that the supporting force of the tunnel supporting device is insufficient, then the tunnel supporting device needs to be re-manufactured, consequently, the construction quality is increased, and the construction speed is delayed is prevented; and meanwhile, through an anti-pressing mechanism, the situation that mountain force borne by all parts of the tunnel device is different, consequently, the single part bears force for a long time, the structure is damaged, and tunnel collapse is caused is prevented.
Owner:王毓杨
A smart card module with improved spi interface sub-module
ActiveCN103164349BAny adjustment of the addressAny size can be adjustedMemory adressing/allocation/relocationProcessor registerAddress bus
The invention provides a smart card module capable of improving a serial peripheral interface (SPI) submodule. The smart card module comprises internal storage, a central processing unit (CPU) and the SPI submodule. The SPI submodule and the internal storage are both connected with an address bus (ABUS) and a data bus (DBUS) of the CPU. Any continuous regions of the internal storage can be read and written to a first input first output (FIFO) buffering region by the CPU. A register rFIFOoffset, a register rFIFOLen, a register rLen, a register sFIFOoffset and a register sLen are arranged inside the SPI submodule. The register rFIFOoffset is used for receiving an offset address of the FIFO buffering region at the internal storage of the smart card module in an appointed mode. The register rFIFOLen is used for receiving the length of the FIFO buffering region in the appointed mode. The register rLen is used for appointing the length of received data of the FIFO buffering region. The register sFIFOoffset is used for sending the offset address of the FIFO buffering region at the internal storage of the smart card module in the appointed mode. The register sLen is used for sending the length of the FIFO buffering region in the appointed mode.
Owner:EASTCOMPEACE TECH
Concrete composite slab mold
PendingCN110065143AMeet the needs of laminated panels of different sizesSimple structureMouldsMould auxillary partsFloor slabRebar
A concrete composite slab mold comprises a base mold. The upper two sides of the base mold are provided with supporting plates. Multiple side molds are arranged between the supporting plates. The sidemolds are provided with reinforcing steel bar holes. The side molds are arranged on the base mold. The concrete composite slab mold solves the problems in the aspects of construction methods, raw material waste and environmental pollution of on-site pouring of floor slabs.
Owner:SUQIAN BAOXIANG HEAVY IND
Novel baby hair-cutting hat
InactiveCN103211343ANo fearSolve the uncomfortable wearingHatsHeadwear capsEngineeringMechanical engineering
The invention discloses a novel baby hair-cutting hat. The hat comprises a hat brim and a hat tail, wherein hat brim enclosures are additionally arranged on the front surface and the side surface of the hat brim; a sealing strip is stuck to the bottom of the hat brim; the hat brim is contacted with the skin of a forehead; and the hat tail is stuck to the interiors of the two ends of the sealing strip. The novel baby hair-cutting hat is similar to a topee which is used by a baby in summer, so that the baby does not fear. The hat is made of soft plastic and the size of the hat can be freely adjusted, so that the problem that the baby feels uncomfortable when wearing the hat is solved, hairs do not fall onto the face of the baby when the hairs are cut, and meanwhile the hat can also serve as a hair-washing hat for the baby.
Owner:NANJING COLLEGE OF CHEM TECH
Physiological monitoring sensor strip and manufacturing method thereof, physiological monitoring mattress, monitoring system
ActiveCN105553323BSelf-poweredHigh sensitivitySensorsMeasuring/recording heart/pulse rateMonitoring systemPhysiological monitoring
The invention discloses a physiological monitoring sensor belt and a manufacturing method thereof, a physiological monitoring mattress and a monitoring system. Wherein, the physiological monitoring sensor belt includes: a first triboelectric layer and a second triboelectric layer stacked; a friction interface is formed between the first triboelectric layer and the second triboelectric layer; the first triboelectric layer and the second triboelectric layer are coated The insulating layer of the two triboelectric generation layers; the conductive shielding layer covering the first triboelectric generation layer, the second triboelectric generation layer and the insulating layer; and, as the first extraction electrode and the second extraction electrode of the output electrodes of the physiological monitoring sensor strip . The physiological monitoring sensor belt has the advantages of self-power supply, high sensitivity, stable output electric signal, simple operation, arbitrary adjustable size, light weight, comfortable and convenient use by users, simple structure and manufacturing process, low cost, and is suitable for large-scale industrial production It also has the functions of self-moisture-proof and self-shielding, which increases the stability of the output electrical signal and prolongs the service life.
Owner:NAZHIYUAN TECH TANGSHAN LLC
Fire interface
Owner:高邮市沐氏消防装备有限公司
An adjustable similar simulation experiment device
InactiveCN102768146BMeet Simulation StudiesSimple structureEarth material testingStrength propertiesEngineeringTransverse beam
The invention discloses an adjustable analog simulation experimental device, and belongs to an analog simulation experimental device. The device comprises a base, uprights, and a transverse beam and a longitudinal beam. Two sides of the base are connected to bottoms of the uprights; tops of the uprights are fixed with the longitudinal beam; the top sides of the uprights are connected to the transverse beam; the base comprises two basic bases and an extension base; and the extension base is installed between the two basic bases. Size of the analog simulation experimental device can be adjusted at will, and can satisfy simulation researches with a variety of scopes and objects.
Owner:WUHAN UNIV OF SCI & TECH
Ionization method for analyzing sample, and dedicated ionization source
InactiveCN100593717CAvoid pollutionReduce the discharge rangeMaterial analysis using wave/particle radiationParticle separator tube detailsPlanar electrodeOptoelectronics
A special ionization source is prepared for connecting hollow needle electrode to planar electrode by power supply unit, setting planar insulation media layer between hollow needle electrode and planar electrode and hanging hollow needle electrode above planar insulation media layer in angle of 60-90 degree.
Owner:TSINGHUA UNIV
A kind of single gauze medical multifunctional nasal plug and preparation method thereof
The invention discloses a single thread medical multifunctional nasal insert and a preparation method thereof. The single thread medical multifunctional nasal insert is characterized in that the nasal insert is formed by a yarn through knitting at a one-time molding. The porosity is high, and the aperture connectivity can be up to 100%, therefore, a good permeability is provided. A good elasticity can help the nasal insert fit with the nose threshold form of a human body well. A good support guarantees that the nasal insert can be stably fixed inside the nose threshold. Both water absorbing and water retention performance are excellent. Medicine can be loaded easily, and local controllable slow medicament release can be realized. At the same time, functions like imbibitions, ventilating and administration are realized. The preparation method has the advantages that the structure is simple; the molding technology is controllable; and automation and standardization can be realized easily. The size of the nasal insert, the aperture diameter and the porosity can be adjusted freely by changing the yarn thickness, the tension force, the loop number and the needle number. The appearance of the nasal insert is beautiful; and the nasal insert is targeted, practical and popular.
Owner:DONGHUA UNIV
Alternating current overload detection protection circuit
InactiveCN112769094ASimple structureAny size can be adjustedArrangements responsive to excess currentSilicon-controlled rectifierLoad resistance
The invention relates to an alternating current overload detection protection circuit which comprises an acquisition circuit, an MCU, a resistor, an optocoupler, a silicon controlled rectifier, a load resistor and a loop protection relay. According to the invention, the MCU is utilized to acquire a voltage signal and a preset voltage threshold value for preliminary comparison, when the acquired voltage signal is greater than the preset voltage threshold value, the optocoupler starting signal is output to output the cut-off signal to the silicon controlled rectifier through the optocoupler so that the silicon controlled rectifier is switched from an initial conduction state to a cut-off state, and the effects of high-speed detection and instantaneous protection are realized; and the circuit has the characteristics of small size, low cost, simple circuit, high reliability and the like.
Owner:苏州工业园区天和仪器有限公司
Settlement and convergence preventing hydraulic side supporting device for lower bench excavation of soft rock tunnel
ActiveCN109322688AAny size can be adjustedConstruction slowdownMine roof supportsRock tunnelEngineering
The invention discloses a settlement and convergence preventing hydraulic side supporting device for lower bench excavation of a soft rock tunnel. The settlement and convergence preventing hydraulic side supporting device structurally comprises two bearing plates, linkage through pipes, an adjusting force-balancing device, and splicing rods; and the two bearing plates are horizontally mounted on the two side faces of the lower end of the adjusting force-balancing device, and the linkage through pipes are vertically mounted on the front surface of the adjusting force-balancing device. Gas is delivered to an extrusion pneumatic box through a flow-guiding gas pipe, the gas pressure in the extrusion pneumatic box is increased to extrude a linkage bent plate, and then an extrusion force-unloading plate is pushed to conduct extrusion force-unloading on the bearing plates; through an adjusting mechanism and a linkage mechanism in the adjusting force-balancing device, the size of the supporting device can be adjusted at will, and the situation that the supporting force of the tunnel supporting device is insufficient, then the tunnel supporting device needs to be re-manufactured, consequently, the construction quality is increased, and the construction speed is delayed is prevented; and meanwhile, through an anti-pressing mechanism, the situation that mountain force borne by all parts of the tunnel device is different, consequently, the single part bears force for a long time, the structure is damaged, and tunnel collapse is caused is prevented.
Owner:王毓杨
Beneficiation equipment capable of finely screening ore quality
The invention discloses beneficiation equipment capable of finely screening ore quality. The equipment comprises an ore feeding device, a water filtering device, a vibrating screen, a centrifugal screen and a water treatment device; the water filtering device is positioned below an outlet of the ore feeding device; a water filtering frame and a vibrating device are arranged in the water filteringdevice, and a water receiving hopper and an ore receiving hopper are arranged below the water filtering device; the water receiving hopper and the ore receiving hopper are connected to an inlet of thecentrifugal screen and an inlet of the vibrating screen through pipelines respectively; a longitudinal vibrating device and a water filtering plate axial vibrating device are arranged in the vibrating screen; the centrifugal screen is arranged below the vibrating screen, and an outlet pipeline of the vibrating screen is in communication with the inlet of the centrifugal screen; and an outlet of the centrifugal screen is connected to the water treatment device. According to the equipment, ores can be automatically screened in the forms of vertical and axial vibration and rolling, the ores andwaste stones with different sizes can be classified, so that subsequent processing is facilitated. According to the water treatment device, sewage and sludge extracted in the mining process can be purified, the good beneficiation function is achieved, and meanwhile, the damage to the environment is reduced to the minimum.
Owner:GUANGXI NANNING SHENGQIAN TECH DEV CO LTD
Medical storage cabinet capable of adjusting storage space size
InactiveCN107232799AAny size can be adjustedAchieve lockingChestsDressing tablesConvex structureTransverse groove
The invention discloses a medical storage cabinet capable of adjusting a storage space size. The medical storage cabinet comprises a cabinet body, a cabinet door and a partition plate, wherein one or more transverse grooves are respectively formed in side plates on two sides, an upper top plate and a lower bottom plate inside the cabinet body; the groove positions on the side plates on the two sides inside the cabinet body correspond to one another; the partition plate comprises a transverse partition plate and a vertical partition plate; first convex structure bodies are respectively arranged at two ends of the transverse partition plate; a second convex structure body is arranged at one end of the vertical partition plate; the respective thicknesses of the first convex structure bodies and the second convex structure body are the same as the widths of the grooves; and the cabinet door is connected with the cabinet body. Due to the manner, the medical storage cabinet capable of adjusting the storage space size, disclosed by the invention, has the advantages that the knife rest is locked and loosened in a pneumatic manner, the movable partition plate is arranged in a carpentry type connection manner, the storage space size can be optionally adjusted, and the medical storage cabinet is ingenious and reasonable in structure and convenient to use.
Owner:SUZHOU BAODI HAISI MEDICAL DEVICE TECH DEV CO LTD
Instrument display method and device based on vehicle-mounted application program
PendingCN114546551AEasy to watchImprove satisfactionExecution for user interfacesIn vehicleUser satisfaction
The invention relates to an instrument display method and device based on a vehicle-mounted application program, the instrument display method and device are applied to a vehicle-mounted machine system, the vehicle-mounted machine system is connected with an instrument system, a first application program and one or more second application programs are installed in the vehicle-mounted machine system, and the method comprises the steps that the first application program obtains vehicle body data; the first application program determines whether a user-defined instrument panel configuration file set by a user exists or not; if yes, the first application program obtains application data provided by the second application program, and configures an instrument display interface according to the self-defined instrument panel configuration file; if not, the first application program obtains a default instrument panel configuration file and configures an instrument display interface according to the default instrument panel configuration file; and the first application program projects the instrument display interface to a display of the instrument system for display through the screen projection operation. The method has the advantages that a user can conveniently configure and watch the instrument display interface, and then the user satisfaction degree is improved.
Owner:宁波均联智行科技股份有限公司
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