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71results about How to "Lightweight" patented technology

Monitorable signaling type quantitative electromagnetic oil feeder

ActiveCN103047531AStrong sealingLightweightProportioning devicesDistribution equipmentPistonLubrication
The invention relates to an oil feeder, in particular to a monitorable signaling type quantitative electromagnetic oil feeder which solves problems of time and labor wastage, poor reliability, cumbersome size, easiness in damage and the like of an existing electromagnetic oil feeder. The monitorable signaling type quantitative electromagnetic oil feeder comprises a valve block, a main piston, an upper plunger cavity and a lower plunger cavity; an oil inlet, an upper oil outlet and a lower oil outlet are arranged on the valve block; a two-position three-way electromagnetic valve is arranged on the valve block, a vertical output oil duct, an upper transverse control oil duct and a lower transverse control oil duct are arranged inside the valve block, the upper transverse control oil duct is communicated with the upper plunger cavity, and the lower transverse control oil duct is communicated with the vertical output oil duct and the lower plunger cavity; and a non-permeability joint and a Hall proximity switch are assembled on the top of the valve block, the main piston comprises a piston body and a non-permeability plunger rod, and a return spring is sleeved on the non-permeability plunger rod. The monitorable signaling type quantitative electromagnetic oil feeder is reasonable in structure and high in reliability, a lubrication state of a friction pair is precisely monitored, the service life of the oil feeder and the service life of the friction pair are prolonged, the lubricating oil consumption and the maintenance cost are saved, and the monitorable signaling type quantitative electromagnetic oil feeder is wide in application range.
Owner:TZ COAL MINE MACHINERY

Gear shifting type constant torque tapping mechanism

The invention provides a gear shifting type constant torque tapping mechanism, which comprises a machine frame, wherein the lower part of the machine frame is connected with a base; the inside of themachine frame is provided with a main shaft driven by a handle; the lower part of the main shaft is provided with a drill chuck; and the inside of the drill chuck is provided with a screw tap. The gear shifting type constant torque tapping mechanism is characterized in that: the machine frame comprises a vertical slide plate pair which fixes the main shaft by a pull rod; the main shaft comprises an upper main shaft and a lower main shaft which are movably connected; the handle is connected with the upper main shaft; a shell is arranged between the middle part of the upper main shaft and the middle part of the lower main shaft by an upper cover plate and a lower cover plate; the outside of the upper main shaft is provided with a friction moving plate which is contacted with a friction static plate by a friction connecting plate; the friction static plate drives the shell by a torsional gear shifting lock, the shell drives the lower main shaft, and the drill chuck is connected with the lower main shaft; the lower main shaft is provided with a central hole and an adjusting cavity which are communicated, and the inside of the central hole is provided with an adjusting bolt B of which the lower part is provided with a nut in the adjusting cavity; and a spring support is arranged outside of the lower main shaft and provided with a pre-pressing spring contacted with the friction moving plate.
Owner:童淼

Deformable sofa bed

The invention discloses a deformable sofa bed. The deformable sofa bed comprises a pedestal; the pedestal is composed of a fixed pedestal and a movable pedestal; the fixed pedestal is composed of a supporting frame; the movable pedestal is composed of a supporting platform; the side surfaces of the supporting platform are surrounded by the supporting frame; adjacent surfaces of the supporting frame with the supporting platform are connected with slide rails; the slide rails are arranged in parallel with a moving direction of the movable pedestal; armrests are fixed on the left side and the right side of the pedestal; a backrest is connected with the back side of the pedestal via hinge connection; the backrest is divided into two layers, a front backrest and a back backrest; the left-right width of the front backrest is equal to that of the back backrest; the front backrest is connected with the back backrest via hinge connection; the surface of the supporting platform is provided with a cushion; the left side and the right side of the cushion are pressed firmly against the armrests on the two sides; and the back side of the cushion is pressed firmly against the backrest. The deformable sofa bed is light, is small in size, and is simple in structure; transformation between a seat state and a bed state is realized easily; complex operation is not needed; the parts are relatively light; and deformation is easy to realize.
Owner:ZHEJIANG YICHEN FURNITURE

Design method for multi-steady-state deformable switch structure

The invention discloses a design method for a multi-steady-state deformable switch structure. The method comprises the following steps: (1) determining the plane shape of a composite material laminated plate according to an actual application environment; (2) determining the change of values of rectangular section area second moment of the laminated plate along the length direction according to the requirements of designed steady state values and the total length of the laminated plate; (3) inversely calculating the data of thicknesses of all the places of the laminated plate according to the values of the rectangular section area second moment and the determined width data; (4) equivalently discretizing the thickness data obtained from the step (3) considering the situation that the thickness of the single-layer fiber woven prepreg is set and cannot continuously change; (5) cutting the prepreg according to the obtained dimension data of the laminated plate, paving up according to the preset thickness and carrying out curing forming according to autoclave technology; and (6) performing displacement constraint on the stiffness-variable laminated plate with the aid of an auxiliary structure to finish the fabrication of the entire switch structure. The multi-steady-state deformable switch structure adopting the design method is light in weight, can achieve large deformation, and has enough stiffness to resist outside loads under steady state without additional support.
Owner:HARBIN INST OF TECH

Movable vehicle cleaning system and method for recycling water for vehicle cleaning

InactiveCN102529897ALightweightCustomer convenienceCleaning apparatus for vehicle exteriorsVehicle with tipping movementAutomotive engineeringWater pipe
The invention relates to a movable vehicle cleaning system, which comprises a vehicle cleaning water collector, an automatic cleaning machine and a cleaning water recycling cleaning vehicle, wherein the vehicle cleaning water collector comprises four water collection sheets; the automatic cleaning machine comprises a cleaning head mainboard, an annular water pipe, a two-way sprayer, a handle, brush disc base, brush hair, a speed regulation motor and a bottom plate; the cleaning head mainboard is connected with the brush disc base by a connecting buckle and is arranged on the bottom plate; the annular water pipe is arranged on the outer side of the bottom plate and is communicated with the two-way sprayer; the handle is fixedly connected with the bottom plate; the brush hair is arranged on the brush disc base; the speed regulation motor is arranged on the bottom plate and drives the brush disc base to rotate; the cleaning water recycling cleaning vehicle comprises a vehicle body; a control panel is arranged on the vehicle body; and a dust collector, a gasoline generator, a storage battery, a cleaning booster pump, a sewage pump, a turbid water pump, an overflow pump, a detergent foaming device, a sewage treatment system, a turbid water treatment system and a clear water bin are arranged in the vehicle body. By the movable vehicle cleaning system, the problem that vehicles are difficult to clean in large cities is solved, the detergent pollution is avoided, and the water-saving efficiency is high.
Owner:张卫平

Small shaking type cassava harvester

ActiveCN106258151AQuick pull upLightweightDiggersTerrainProduction rate
The invention relates to an agricultural machine for harvesting cassava and provides a small shaking type cassava harvester. The small shaking type cassava harvester is composed of a quick-shaking type hydraulic jack, a large plunger rod, a small piston rod, a reversing valve or a stop valve, a frame, a main beam, a rear beam, stand columns, a stand column middle beam, a lifting frame, a chain wheel, a chain, rolling wheels, a suspension arm, a flexible piece, an operation rod, a quick stem clamp, wheels, supporting legs and the like. The reversing valve or the stop valve is used, the shaking and non-shaking functions of the large plunger rod, the suspension arm and the quick stem clamp can be achieved by pressing down or lifting up the operation rod, and thus cassava can be vertically shaken and pulled up in the pulling process. The small shaking type cassava harvester is capable of saving labor, small in cassava breakage rate, high in productivity, convenient to operate, small, light, convenient to carry, firm, high in reliability, low in cost, capable of saving energy, environmentally friendly, low in use cost, capable of adapting to small mountainous field parcels, small rugged field parcels, farmland with complex terrain, farmland with other interplanted crops and wet and muddy farmland, capable of being used for pulling other plants and crops and wide in application.
Owner:杨志强

Barrier device for pedestrian crossing road

The invention relates to means of transportation, in particular to a transportation device preventing a pedestrian from running the red light when the pedestrian crosses the road, and provides a barrier device for a pedestrian crossing the road. The barrier device is characterized in that the middle of a treading box is designed to a concave box body, or inclined pedals are additionally arranged on the periphery of the treading box, transmission shafts are arranged between two ends in the treading box, protruding shafts are respectively mounted on two ends of the transmission shafts, the transmission shafts are combined with the protruding shafts through a connecting rod among the transmission shafts, the protruding shafts are respectively connected with grid meshes through movable joints, the size specification of each grid mesh is matched with the treading box, the protruding shaft is further connected with an output shaft of a gearbox through a transmission rod and a crankshaft, and the gearbox is combined with a motor, or the protruding shaft is further combined with a hydraulic system through the transmission rod; when the protruding shafts are moved back and forth through the transmission shafts, the grid meshes connected with the protruding shafts through the movable joints can move upwards or downwards, water is poured into the concave box body, the treading box is respectively connected with a water inlet pipe and a water outlet pipe, the water inlet pipe is communicated with a filtering box, the water outlet pipe is communicated with nozzles distributed on the periphery of the box body of the treading box, and the water inlet pipe and the water outlet pipe are combined with a water pump.
Owner:戴文育

Nursing device

InactiveCN102068243AReasonable structureLightweightCatheterFlow monitorsPulse measurementĆuk converter
The invention discloses a nursing device. A pulse measuring mechanism and a dripping speed measuring device are arranged on a bracket; the pulse measuring device comprises a first infrared transmitting tube and a first photoelectric receiving tube which are arranged on the bracket and are respectively positioned on the two sides of a finger of a patient to be measured; the first photoelectric receiving tube is connected with a first amplifying and shaping circuit; the first amplifying and shaping circuit is connected with an analogue-to-digital (A/D) converter; the A/D converter is connected with a calculator; the calculator is connected with a light-emitting diode (LED) display device; the dripping speed measuring device comprises a second infrared transmitting tube and a second photoelectric receiving tube which are arranged on the bracket and are respectively positioned on the two sides of a Murphy's tube to be measured; the second photoelectric receiving tube is connected with a second amplifying and shaping circuit; the second amplifying and shaping circuit is connected with the A/D converter; the A/D converter is connected with the calculator; and the calculator is connected with the LED display device. The nursing device has a reasonable structure, and can rapidly realize pulse measurement and infusion dripping speed count and immediately display measurement results on a display screen with numbers.
Owner:王芳 +1

Remote control electric insulation clamp

The invention relates to a remote control electric insulation clamp and belongs to the field of distribution network hot-line work equipment. The remote control electric insulation clamp comprises aninsulation clamp main body, an insulation operating rod and a remote controller, wherein the insulation clamp main body is installed on the insulation operating rod and is connected with the remote controller, the remote control electric insulation clamp is structurally characterized in that the insulation clamp main body comprises a chuck and a chuck driving mechanism, the chuck is connected withthe chuck driving mechanism, the chuck comprises a clamp male chuck and a clamp female chuck, the clamp male chuck and the clamp female chuck are both connected with the chuck driving mechanism, thechuck driving mechanism comprises connecting rods and a push block, the clamp male chuck and the clamp female chuck are each connected with one connecting rod, the two connecting rods are both connected with the push block, and/or the clamp male chuck and the clamp female chuck are provided with clamp male chuck meshing teeth and clamp female chuck meshing teeth respectively, and the clamp male chuck meshing teeth are meshed with the clamp female chuck meshing teeth.
Owner:杭州贝特设备制造有限公司

Equipment for cutting outer peels of wild rice stem segments

InactiveCN108095142ALightweightEasy to operate in the fieldVegetable peelingCuticleFiber
The invention relates to equipment for cutting outer peels of wild rice stem segments. The equipment is characterized by comprising a machine frame and a peeling operation station arranged on the machine frame, wherein the peeling operation station comprises operation frames arranged on the machine frame, material conveying frame structures arranged in the operation frames, and peel-cutting operation units arranged at the side ends of the operation frames; each material conveying frame structure comprises a conveying chain and a material placement seat arranged on the conveying chain; each peel-cutting operation unit comprises a group of telescopic movable peel-cutting frames arranged at the ends of the operation frames; a cutting-open tool is arranged on each peel-cutting frame; the peel-cutting frames reciprocate once to cut the open outer fiber peels of the wild rice stem segments; and the peel-cutting operation units further comprise a material pressing baffle structure arranged between the peel-cutting frames. The equipment disclosed by the invention has the beneficial effects that the outer peels of the wild rice stem segments can be cut open by the equipment to facilitate peeling, and the removal of old knot bases of the wild rice stem segments can be completed through the arrangement of a base cutting-off device. The equipment has the advantages of being light in machine body, convenient in field operation, simple in structure, complete in functions, convenient in disassembly, assembly and maintenance, and the like.
Owner:滁州昭阳电信通讯设备科技有限公司

Intracranial pressure measuring device of BP neural network model based on genetic algorithm optimization and working method thereof

InactiveCN112274129AWith miniaturizationLightweightDiagnostics using spectroscopyIntracranial pressure measurementOptical spectrometerGenetics algorithms
The invention relates to an intracranial pressure measuring device of a BP neural network model based on genetic algorithm optimization and a working method thereof. In the measuring device, when intracranial pressure to be measured acts on an optical fiber pressure sensor, the cavity length of the optical fiber pressure sensor is changed, so that a reflected light signal is changed, and a spectrograph collects the reflected light signal; the obtained spectral digital signal is inputted into a system microprocessor, the spectral digital signal is preprocessed in the system microprocessor, andaccording to a BP neural network model optimized based on a genetic algorithm, analysis is performed to obtain an intracranial pressure value; and the system microprocessor outputs an intracranial pressure value and displays the intracranial pressure value on an LCD display screen. The system microprocessor of the measuring device processes measured signals through automatic compensation in a pre-trained machine learning model, so that the data reliability is high, errors are small, temperature interference is small, and therefore it is guaranteed that the precision is higher than that of a traditional cranial pressure monitor.
Owner:SHANDONG UNIV

Low-concentration particulate matter sampling detection device and particulate matter sampling head of device

InactiveCN104913953AReduce sampling test error sourcesLightweightWithdrawing sample devicesWeighing by absorbing componentNozzleFilter element
The invention discloses a low-concentration particulate matter sampling detection device and a particulate matter sampling head of the device. The upper half part of the particulate matter sampling head is a double-layer sampling head, and the lower half part of the particulate matter sampling head comprises a stainless steel membrane support and a sampling gun connector; the inner layer of the double-layer sampling head is an integral sleeving sampling filtering element and comprises a sampling tube, a conical shell, a filter membrane and a protection net, and the outer layer of the double-layer sampling head comprises a sampling head sheath and a sampling nozzle; the integral sleeving sampling filtering element is arranged in the sampling head sheath, and connected with the sampling nozzle at the most front end through the sampling tube, the rear end is provided with the inverted conical shell, the filter membrane and the protection net are positioned at the opening position of the conical shell, the integral sleeving sampling filtering element is in sealing connection with the sampling head sheath by screw threads, the upper half part and the lower half part of the particulate matter sampling head press the filter membrane and the protection net on the stainless steel membrane support by utilizing O-shaped screw thread glands, and finally the particulate matter sampling head is connected with the sampling gun connector. With the particulate matter sampling detection device and the particulate matter sampling head, the problems in the mass concentration detection of the particulate matters that the sampling operation is complicated, and the accuracy is low and the detection limit is high are solved.
Owner:BEIJING MUNICIPAL ENVIRONMENTAL MONITORING CENT

Large-span trapezoidal space steel pipe truss concrete floor structure

PendingCN112538931ARich bodyLightweightLoad-supporting elementsSteel tubeFloor slab
Provided is a large-span trapezoidal space steel pipe truss concrete floor structure. The floor structure comprises a concrete floor slab and a large-span trapezoidal space steel pipe truss; and the concrete floor slab directly bearing floor load is arranged on T-shaped supports of three pipe upper chord members of the large-span trapezoidal space steel pipe truss. A basic unit of the large-span trapezoidal space steel pipe truss is an internode; each internode is composed of the three-pipe upper chord members, two-pipe lower chord members, quadrangular pyramid diagonal web members, upper chord horizontal members, and lower chord horizontal members; the cross section of the basic unit is in the shape of an inverted trapezoid arranged in a triangle; the large-span trapezoidal space steel pipe truss is formed by intersecting connection of steel pipe direct welding joints; and the concrete floor slab is an fabricated prefabricated slab or a steel-concrete composite floor slab. The large-span trapezoidal space steel pipe truss concrete floor structure is reasonable and simple in structure, clear in force transmission, convenient to install, free of floor slab secondary beams and spacetrusses, small in steel consumption, large in rigidity, high in bearing capacity, high in spanning capacity, good in comfort level, and excellent in mechanical property.
Owner:陕西建工钢构集团有限公司

Multipurpose breathing machine

PendingCN113827825ALightweightOperating system friendlyRespiratorsMedical devicesBreathingActivated carbon
The invention relates to a multipurpose breathing machine which comprises a machine shell, and an air supply assembly used for air supply, an oxygen generation assembly used for oxygen generation, a cough relieving assembly used for relieving cough, a suction assembly used for sputum suction and an atomization assembly used for atomization treatment are arranged in the machine shell so that the multipurpose breathing machine can be suitable for respiratory tract patients of different types and different illness states to use. The air supply assembly comprises an air inlet, an air supply outlet and a filter screen, the air inlet is formed in the side face of the machine shell, the air supply outlet is formed in the top face of the machine shell, the filter screen is detachably installed on the air supply outlet, and a plurality of deodorant containing rods used for containing deodorants are arranged on the upper portion in the air supply outlet. And an activated carbon placing rod for placing activated carbon is arranged below the air supply outlet. The device is light in size, can work for a long time, is friendly in operation system, can reduce the workload of nurses, is wide in application scene, is diversified in functions, and can be used in the disease treatment of different types and different severity of respiratory tract patients.
Owner:北京启丹医疗科技有限公司
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