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35results about How to "Small working vibration" patented technology

Railway vehicle wheel set derusting machine

The invention provides a railway vehicle wheel set derusting machine. The whole machine is characterized by comprising a main machine body, a wheel rotating mechanism, a wheel pushing mechanism, a journal cleaning mechanism and an axle body cleaning mechanism, wherein the main machine body adopts a frame structure formed by a base, a left stand column, a right stand column and an upper cross beam; the wheel rotating mechanism comprises wheel rotating gear motors, connecting shafts 1, rollers and bearing blocks; the wheel pushing mechanism comprises wheel pushing air cylinders, push arms and pin shafts, which are located beside the rollers; the journal cleaning mechanism comprises brackets, transverse air cylinders, journal cleaning motors and journal cleaning steel wire wheels, which are mounted on the left stand column and the right stand column respectively; and the axle body cleaning mechanism comprises a transverse moving motor, a lead screw, a sliding plate, connecting plates, two axle body cleaning motors, connecting shafts 2, lifting air cylinders, speed reducers, axle body cleaning steel wire wheels and the like. The railway vehicle wheel set derusting machine is special ideal equipment for derusting railway vehicle wheel sets.
Owner:QIQIHAER SIDA RAILWAY EQUIP

Sliding block driving mechanism of multiple slide rod press machine

InactiveCN101323177ALower the altitudeHeight raised or loweredPress ramDrive shaftGear wheel
The invention relates to a slide block driving device for multi-connecting-rod press machine. The slide block driving device comprises a frame, a motor, a fly wheel, a drive shaft, a transmission member, a slide block and a slide block lead rail. One end of the drive knuckle-lever of the transmission member is connected with and drives a connecting rod by a connection shaft and the other end of which is arranged on the side leg of a crank shaft. The coaxial deceleration gear of the crank shaft gears into a transmission gear arranged on the drive shaft. The slide block driving device is characterized in that the drive shaft is supported below one side of the frame by a bearing; the drive knuckle-lever is supported against the frame by the bearing in the manner of mismatched length; a drive tee is arranged at the other end; an upper fixed block and a lower fixed block are arranged in the drive chamber of the slide block; an upper rubbing block and a lower rubbing block are arranged between the drive tee and two fixed blocks respectively; the sphere of the drive tee is matched with two rubbing blocks and the drive tee can relatively slide between the running-in surfaces of two rubbing blocks; the upper fixed block is assembled by an adjustment bolt that is against the upper fixed block; and the lower fixed block is supported by a strut member that is against the lower fixed block. The slide block driving device has the advantages of stable running, small eccentric load and quick clearance adjustment, and thus is suitable for the such technologies as precise cold forging, cold warm forging, etc.
Owner:SHANDONG JINCHEN MACHINERY CORP LTD LTD

Servo heat dissipation and damping motor

The invention discloses a servo heat dissipation and damping motor. The motor comprises a motor body, a cooling cavity, a ventilation cavity and a motor cavity are formed in the motor body from left to right respectively, and a motor shaft is arranged in the middle of the motor body and rotatably connected with the motor body through first ball thrust bearings and second ball thrust bearings separately; blades are installed on the portion, located at the left end of the motor shaft, in the ventilation cavity, multiple vent holes communicated with an inner cavity of the motor shaft are furtherformed in the side surface of the left end of the motor shaft, and multiple exhaust covers are arranged on the left side wall of the ventilation cavity in the circumference direction; ventilation pipes are connected to the left ends of the exhaust covers, the vertical parts of the ventilation pipes are located in the cooling cavity, and the upper horizontal parts of the ventilation pipes extend out of the right end of the motor body. The servo heat dissipation and damping motor is high in stability, can conduct heat dissipation by itself during operation, and has a good heat dissipation effect, the motor works for a long time conveniently, and the service life of the motor is prolonged.
Owner:ZHEJIANG OUDAO AUTOMATION EQUIP CO LTD

Mass center self-calibration inertial flywheel device

The invention discloses a mass center self-calibration inertial flywheel device, and relates to the technical field of experimental devices. Each cylindrical compression spring group is uniformly distributed at one end of the boss assembly in the circumferential direction, the outer side surface of the other end is circumferentially and uniformly provided with a plurality of groove upright posts,each support seat is arranged between each corresponding groove stand column and each corresponding cylindrical compression spring group, racks are fixedly arranged on the support base, gear assemblies are mounted on the support base, gears of the gear assemblies are respectively meshed with the racks, the boss assembly is in abutting fit with the mounting hole by means of each cylindrical compression spring set, a fixed flywheel disc rack is provided at the back of the fixed flywheel disc, and the fixed flywheel disc racks are respectively engaged with the gears. The fixed flywheel disc in rotation of the present invention can overcome the elastic force of the cylindrical compression spring in the corresponding direction to move along the axial direction of the positioning pin, the calibration of the position of the center of mass of the fixed flywheel disc is automatically realized, so that the center of mass of the fixed flywheel disc is collinear with the central axis of the rotating shaft, sliding and pulling the steel wire rope in the V-shaped groove by means of the sliding blocks, so as to adjust the rotational inertia of the fixed flywheel disc within a small range.
Owner:HEFEI UNIV OF TECH

Wireless control-type digging machine

The invention discloses a wireless control-type digging machine. The wireless control-type digging machine comprises an operating mechanism, a power mechanism, a soil digging device, and a gearbox; the operating mechanism comprises a hand shank, a tray, sliding blocks, and a stopping block; the power mechanism comprises an engine, gears, chain wheels, conveyor belts, a turbine, and a turbine rod; the soil digging device comprises rotary knives, chain wheels, and ground wheels; the chain wheels are arranged in the gears, and the chain wheels are connected with chains; the gears are connected with the turbine with bearings for rotating; the engine is connected with the gearbox via a flexible shaft; and the hand shank is welded onto the upper end surface of the wireless control-type digging machine. According to the wireless control-type digging machine, output power decomposition is realized via chain transmission by the chain wheels so as to obtain two power with opposite directions, and ensure excellent cooperation of excavating and digging; reasonable transmission ratio is adopted, so that equipment operating vibration is small, and the wireless control-type digging machine is reliable and stable.
Owner:邵明珠

Plate type coupling low-temperature flue gas waste heat recovery device for heating raw water

The invention discloses a plate type coupling low-temperature flue gas waste heat recovery device for heating raw water. The device comprises a waste heat recovery unit, a raw water heating unit and connecting pipelines. A closed circulation circuit of phase-change working media in the waste heat recovery unit and the raw water heating unit is formed through the connecting pipelines; the waste heat recovery unit comprises a finned heat pipe exchanger, phase-change working medium flow channels are arranged in finned pipes, and a flue gas flow channel is arranged outside the finned pipes; and the raw water heating unit consists of a plate type steam-water condenser, a steam-water separating steam pocket is arranged on the connecting pipelines between the waste heat recovery unit and the raw water heating unit, and a cold water inlet pipe and a steam outlet pipe of the finned heat pipe exchanger and a steam inlet pipe and a cold water outlet pipe of the plate type steam-water condenser are communicated with the inside of the steam and water separating steam pocket. The waste heat recovery device is compact in structure, high in heat exchange efficiency and working stability and large in effective heat exchange area.
Owner:LIAONING ZHONGHAO NEW TECH

Explosionproof internal-combustion forklift truck

InactiveCN105253820AEffective aperture reductionReduce backflow velocityLifting devicesHydraulic cylinderCombustion
The invention discloses an explosionproof internal-combustion forklift truck. The forklift truck comprises an operation and brake system, a dynamical system, a transmission system, an electrical system, an air intake and exhaust system, a heat exchange system and a lifting system, wherein the lifting system is fixedly connected with a truck frame of the explosionproof internal-combustion forklift truck to be used for lifting heavy cargoes; the lifting system comprises forks, a bracket and a hydraulic device; the hydraulic device comprises two stages of hydraulic cylinder assemblies arranged in the front-rear direction; each stage of hydraulic cylinder assemblies comprises a left hydraulic cylinder set and a right hydraulic cylinder set, which are respectively arranged on two sides of the bracket; a flow splitting and baffling structure is arranged at the bottom of an oil cylinder of one of the two hydraulic cylinder sets, and comprises a movable part and a fixed part, which cooperate with each other; the movable part is provided with oil ports; the fixed part is provided with flow baffling walls; the movable part is positioned at the bottom of the movement stroke of a piston rod in the oil cylinder; the piston rod can push the movable part during the movement stroke, so that the flow baffling walls can shield the oil ports. The explosionproof internal-combustion forklift truck disclosed by the invention can effectively solve the technical problems that a lifting system of a conventional internal-combustion forklift truck is liable to shake during working, and the like.
Owner:HENGYANG HELI INDAL VEHICLE

Horizontal film evaporator

The invention belongs to the technical field of concentration equipment, and relates to a horizontal film evaporator. The evaporator is suitable for the concentration of dilute solution in the pharmacy, food and chemical industry, and especially suitable for the concentration of a thermosensitive product. The main body structure of the horizontal film evaporator comprises a motor, a speed reducer, a belt, a bearing, a mechanical sealing element, a medium inlet, a pressure transmitter, a vacuum port, a temperature transmitter, a swing bolt, a movable end socket, a cleaning spraying ball, a sight glass, a medium outlet, a discharge port, a support plate, an arc-shaped scraper plate, a feed port, a base, a first landing leg, a second landing leg, a rotating shaft, an insulating layer, a speed reducer support, a heating tank body, a motor fixing seat, a heating jacket and an evaporation chamber; the sealing between the tank body and the tank body is the container type dual-end face mechanical sealing; the equipment driver is connected with the motor through a belt pulley of the speed reducer, the speed reducer is connected with a mixing shaft through the belt pulley, the working vibration is small, and the running is stable; the entire structure is simple in principle, safe and reliable in performance, high in concentration effect and friendly to application environment.
Owner:QINGDAO DOVERE PRECISE MACHINERY CO LTD

Bottom stud for domestic appliance and domestic appliance

The invention provides a bottom stud for a domestic appliance and the domestic appliance. The bottom stud for the domestic appliance comprises a hydraulic plate, a jacket, an adjustment foot, a hydraulic medium and a communicating device, wherein the jacket is fixedly connected with the hydraulic plate; the adjustment foot is arranged in the jacket and can axially move relative to the jacket; a containing cavity is formed among the hydraulic plate, the jacket and the adjustment foot; the hydraulic medium is arranged in the containing cavity, and the hydraulic medium is compressed / expanded as the pressure changes so as to drive the adjustment foot to axially move in the jacket for leveling; the communicating device is used for communicating at least two bottom studs for the domestic appliance, so that the hydraulic medium circulates between the bottom studs for the domestic appliance; and a control device which is used for conducting / stopping the circulation of the hydraulic medium is arranged on the communicating device. According to the bottom stud, the communicating device for communicating the bottom studs for the domestic appliance is controlled to conduct and stop by the control device, so that a good leveling support effect is achieved.
Owner:QINGDAO JIAONAN HAIER WASHING MACHINE +2

Telescopic cutting device and heading machine

The invention discloses a telescopic cutting device and a heading machine. The telescopic cutting device comprises a cutting arm support provided with a cylindrical cylinder barrel, a telescopic sleeve is sleeved with the cylinder barrel in a sliding mode, the cylinder barrel and the telescopic sleeve form a large-diameter hollow oil cylinder telescopic mechanism, a longitudinal guide rail is fixed to the cutting arm support, a guide plate matched with the longitudinal guide rail is fixed to the rear end of the telescopic sleeve, a cylindrical motor is sleeved with the telescopic sleeve, the motor, a speed reducer and a cutting head form an integral cutting power unit through the telescopic sleeve and the guide plate, liquid is supplied to a front cavity and a rear cavity of the cylinder barrel, and integral stretching and retracting of the integral cutting power unit can be achieved. The cutting device has the advantages of large telescopic stroke, simple structure, high mechanical strength and reliable work, after the heading machine is matched with the cutting device, the cutting device has the positioning and cutting capacity, the heading efficiency can be improved, and a foundation can be laid for upgrading a heading and anchoring all-in-one machine.
Owner:牛一村

Novel revolution and rotation integrated stirring defoaming machine

The invention discloses a novel revolution and rotation integrated stirring defoaming machine which comprises a defoaming machine body. Positioning strips are fixedly arranged at one ends of the two sides of the defoaming machine body, first positioning rods are fixedly arranged at the two ends of the bottoms of the two positioning strips, and positioning plates are arranged at one ends of the outer walls of the four first positioning rods in a penetrating mode. And one ends of the outer walls of the four first positioning rods are connected with the two ends of the two sides of the top of the positioning plate in a penetrating and inserting mode correspondingly, and first springs are arranged at the other ends of the outer walls of the four first positioning rods in a penetrating and inserting mode correspondingly. The telescopic end of the electric telescopic rod fixed to one side of the stop block drives the baffle to move, the bottom end of the rack is meshed with a gear fixed to the middle of the outer wall of the lead screw to rotate, slight vibration of the defoaming machine body in the vertical direction is buffered through elastic deformation of a first spring, working vibration of the defoaming machine body is reduced, and the situation that friction vibration is easily generated in the defoaming machine and a shell due to vibration is avoided; and the practicability of the defoaming machine is improved.
Owner:GUANGZHOU SIENOX INFORMATION TECH CO LTD

Multi-cylinder type gas compressor

The invention discloses a multi-cylinder type gas compressor. The multi-cylinder type gas compressor comprises a cylinder and is characterized in that a middle frame is arranged at the middle position of an inner cavity of the cylinder in a sliding fit manner and divides the inner cavity of the cylinder into two second-level compression cavities along the two ends in the sliding direction; an equal-width cam is arranged in an inner cavity of the middle frame, and an equal-width cam mechanism is formed; each of the two second-level compression cavities is provided with a second-level cavity air outlet cavity for compression air outflow; each of the two inner side walls of the middle frame is provided with a second-level cavity air inlet valve for air inflow; each of two matched outer side walls, used for being in sliding fit with the inner cavity of the cylinder, of the middle frame is provided with a first-level cavity air inlet for air inflow, and each of the middle portions of the inner walls, used for being in sliding fit with the two matched outer side walls, of the cylinder is provided with a cylinder air inlet. The multi-cylinder type gas compressor has the beneficial effects that the structure is simple, few motion components are arranged, cost is low, work vibration is weak, and the gas compression efficiency is high.
Owner:CHONGQING UNIV OF TECH

Gear of air compressor

The invention discloses an air compressor gear, which relates to the technical field of air compressor parts and components, and comprises an anti-rust treated wheel disc. The surface of the wheel disc is provided with a carburized layer; There is an alveolar between two adjacent teeth, and the two sides of the alveolar bottom are provided with arc-shaped chamfers; one end of the wheel is provided with a step hole, and the other end is provided with a tapered hole. The inner wall of the tapered hole has an anti-corrosion layer; the surface of the roulette is provided with a deduplication hole and a positioning hole. The gear of the present invention can effectively reduce the weight of the gear through the design of the heavy hole and the step hole, so that the gear of the air compressor has small load, small vibration and stable speed during transmission; The anti-corrosion layer can improve the anti-rust and corrosion ability of the gear; the arc-shaped chamfer design of the gear teeth can improve the anti-wear ability of the gear and greatly increase the service life of the air compressor gear.
Owner:FULAIYIN AUTOMOBILE PARTS

Test board of micro-tillage machine

InactiveCN103389219APrevent up and down vibrationEasy dischargeStructural/machines measurementTest efficiencyDrive shaft
The invention discloses a test board of a micro-tillage machine. A mounting plate (2) is mounted on a rack (1), and a pair of support blocks (3) extends perpendicularly and forwards at the lower part of the front side of the mounting plate (2); a flange plate (4) is arranged above the two support blocks (3); the flange plate (4) and a motor (5) on the back side of the mounting plate (2) are attached and fixed to the mounting plate (2); a driving shaft of the motor (5) is connected with a clutch in the middle of the flange plate (4); air cylinders (6) are evenly distributed on the left side and the right side of the motor (5); and piston rods of air cylinders (6) penetrate through the mounting plate (2) and then are movably sleeved with pressing blocks (7). According to the test board of the micro-tillage machine, the micro-tillage machine is assembled and fixed on the rack for testing, the assembling reliability of the micro-tillage machine is improved, vibration of the micro-tillage machine is reduced, and the testing accuracy is improved; and the air cylinders are used for controlling the assembly of the micro-tillage machine, the test board is simple, convenient and rapid, and the testing efficiency of the micro-tillage machine is improved.
Owner:力帆科技(集团)股份有限公司

Cyclone Thermal Power Plant Coal Bunker Unclogging Equipment and Using Method

The invention discloses cyclone-type blockage removal equipment for a coal bunker of a thermal power plant and a using method of the equipment and belongs to the technical field of coal conveying of power plants. The blockage removal equipment comprises a hyperbolic coal bunker, a gas supply pipe network, a gas source system, a flow aiding system, a signal acquisition system and a control system, wherein the flow aiding system comprises a main control pipeline, sub-control pipelines, a flow aiding main pipeline and flow aiding sub-pipelines; the flow aiding main pipeline conveys gas for flow aiding to a coal bunker coal-falling section, a coal bunker variable-diameter section, a coal bunker hyperbolic section and a coal bunker transitional section through the sub-control pipelines respectively; electric control pneumatic butterfly valves for flow aiding, flow aiding nozzle groups and nozzles are arranged in the coal bunker coal-falling section, the coal bunker variable-diameter section, the coal bunker hyperbolic section and the coal bunker transitional section respectively; the signal acquisition system comprises a coal breaking signal sensor, a weight sensor and a rotating speed sensor; the control system comprises a metering instrument, a digital intelligent regulator and a programmable controller. The cyclone-type blockage removal equipment for the coal bunker of the thermal power plant has the technical characteristics of simple structure, low working vibration, high automation degree, low cost, quick and thorough blockage removal and the like.
Owner:马鞍山市天工科技股份有限公司

A kind of follow-up heat dissipation shock absorption motor

The invention discloses a servo heat dissipation and damping motor. The motor comprises a motor body, a cooling cavity, a ventilation cavity and a motor cavity are formed in the motor body from left to right respectively, and a motor shaft is arranged in the middle of the motor body and rotatably connected with the motor body through first ball thrust bearings and second ball thrust bearings separately; blades are installed on the portion, located at the left end of the motor shaft, in the ventilation cavity, multiple vent holes communicated with an inner cavity of the motor shaft are furtherformed in the side surface of the left end of the motor shaft, and multiple exhaust covers are arranged on the left side wall of the ventilation cavity in the circumference direction; ventilation pipes are connected to the left ends of the exhaust covers, the vertical parts of the ventilation pipes are located in the cooling cavity, and the upper horizontal parts of the ventilation pipes extend out of the right end of the motor body. The servo heat dissipation and damping motor is high in stability, can conduct heat dissipation by itself during operation, and has a good heat dissipation effect, the motor works for a long time conveniently, and the service life of the motor is prolonged.
Owner:ZHEJIANG OUDAO AUTOMATION EQUIP CO LTD

Silk yarn tension bracket for circular knitting machine

The yarn tension bracket for the circular knitting machine comprises a base, supporting blocks are fixed to the two sides of the top end of the base, damping rotating shafts are rotationally installed in the supporting blocks, connecting bases are fixed to the ends, away from the outer walls of the supporting blocks, of the damping rotating shafts, and supporting frames are fixed to the bottoms of the connecting bases; a supporting block is installed in the supporting frame in a lifting mode, the top end of the supporting block extends to the outside of the supporting frame, a tension frame body is fixed to the top end of the supporting block, a wire separating frame is installed on the outer wall of one side of the tension frame body, and a partition block is fixed to the center of the bottom of the tension frame body. A U-shaped long block is fixed to the top end of the partition block. According to the device, multiple groups of silk threads can be tensioned, the phenomena of loosening and knotting of the silk threads are avoided, the arrangement number of tension brackets near the circular knitting machine is reduced, the working vibration of the silk threads is reduced, and the working reliability of the tension brackets is improved.
Owner:余浩

Transverse magnetic field outer rotor switch reluctance motor

The invention discloses a transverse magnetic field outer rotor switch reluctance motor, and relates to a switch reluctance motor which comprises two stators, two rotors, stator sleeves and rotor sleeves. A stator positioning frame is mounted on the stator sleeves, each rotor is provided with n rotor poles, each stator is provided with 2n magnetic poles, the two stators are mounted on the stator sleeves on two sides of the stator positioning frame, a photoelectric phase changer for controlling the current of a stator coil winding is mounted between two adjacent magnetic poles of each stator, the two rotors are mounted on the outer sides of the two stators through bearings and staggered by an angle alpha in a vertical surface of an axis, and alpha is equal to 360 degrees / 4n. The rotor sleeves closely sleeve outer peripheries of the two rotors, and the inner diameters of the rotor sleeves are larger than the outer diameters of the stators. The transverse magnetic field outer rotor switchreluctance motor can solve the problems of small total output torque, complicated controller structure and high cost of an existing switch reluctance motor, and is easy to popularize and use.
Owner:LUSHAN COLLEGE OF GUANGXI UNIV OF SCI & TECH

High-speed scale scrap drill bit

Disclosed is a high-speed scale scrap drill bit. The high-speed scale scrap drill bit comprises a drill bit body provided with upright-shaped cutting edges. The cutting edges are provided with a scrap breaking cutting opening which is formed by the two cutting edges in a mutually intersecting mode. The scrap breaking cutting opening is of an asymmetrical and inclined structure. A cylindrical connection handle is arranged behind the drill bit body. The cutting edges are arranged to be in the upright shape so that the drilling ability of the drill bit can be enhanced, and the machining strength of the drill bit is promoted. The cutting edges are provided with the scrap breaking cutting opening so that scrap iron can be cut off and removed conveniently, and accordingly the scrap iron is prevented from blocking a machining hole. Therefore, the next step of machining can be conducted smoothly through the drill bit, and the machining efficiency of the drill bit is improved. A transition component is provided with locating pins so that the drill bit can be located on a drilling machine more firmly. The locating pins are provided with abrasion-resistant layers, so that the abrasion resistance of the locating pins is promoted, and accordingly the locating pins are located in locating holes more firmly.
Owner:江苏万金工具有限公司

A wireless control type earth planer

The invention discloses a wireless control-type digging machine. The wireless control-type digging machine comprises an operating mechanism, a power mechanism, a soil digging device, and a gearbox; the operating mechanism comprises a hand shank, a tray, sliding blocks, and a stopping block; the power mechanism comprises an engine, gears, chain wheels, conveyor belts, a turbine, and a turbine rod; the soil digging device comprises rotary knives, chain wheels, and ground wheels; the chain wheels are arranged in the gears, and the chain wheels are connected with chains; the gears are connected with the turbine with bearings for rotating; the engine is connected with the gearbox via a flexible shaft; and the hand shank is welded onto the upper end surface of the wireless control-type digging machine. According to the wireless control-type digging machine, output power decomposition is realized via chain transmission by the chain wheels so as to obtain two power with opposite directions, and ensure excellent cooperation of excavating and digging; reasonable transmission ratio is adopted, so that equipment operating vibration is small, and the wireless control-type digging machine is reliable and stable.
Owner:邵明珠

A multi-cylinder gas compressor

The invention discloses a multi-cylinder type gas compressor. The multi-cylinder type gas compressor comprises a cylinder and is characterized in that a middle frame is arranged at the middle position of an inner cavity of the cylinder in a sliding fit manner and divides the inner cavity of the cylinder into two second-level compression cavities along the two ends in the sliding direction; an equal-width cam is arranged in an inner cavity of the middle frame, and an equal-width cam mechanism is formed; each of the two second-level compression cavities is provided with a second-level cavity air outlet cavity for compression air outflow; each of the two inner side walls of the middle frame is provided with a second-level cavity air inlet valve for air inflow; each of two matched outer side walls, used for being in sliding fit with the inner cavity of the cylinder, of the middle frame is provided with a first-level cavity air inlet for air inflow, and each of the middle portions of the inner walls, used for being in sliding fit with the two matched outer side walls, of the cylinder is provided with a cylinder air inlet. The multi-cylinder type gas compressor has the beneficial effects that the structure is simple, few motion components are arranged, cost is low, work vibration is weak, and the gas compression efficiency is high.
Owner:CHONGQING UNIV OF TECH

Bottom foot for household appliance and household appliance

The invention provides a bottom foot for a household appliance and the household appliance. The bottom foot for the household appliance comprises a hydraulic plate, a protecting bush which is fixedlyconnected to the hydraulic plate, an adjusting foot which is arranged in the protecting bush and can axially move relative to the protecting bush and forms a storing chamber with the hydraulic plate and the protecting bush, and a hydraulic medium which is arranged in the storing chamber, wherein the adjusting foot is driven to axially move in the protecting bush to realize levelling by the compressing / expansion of the hydraulic medium as the pressure changes; at least two bottom feet for the household appliance intercommunicate to realize the flowing of the hydraulic medium between the bottomfeet for the household appliance; a liquid flowing channel through which the hydraulic medium flows is arranged in the hydraulic plate; and at least one of the intercommunicated bottom feet for the household appliance is provided with a control device for controlling the liquid flowing channel to open / close. According to the bottom foot for the household appliance, the control device is arrangedon the bottom foot for the household appliance; and the liquid flowing channel of the bottom foot for the household appliance is controlled to connect and disconnect to realize high levelling supporting effect.
Owner:QINGDAO JIAONAN HAIER WASHING MACHINE +2

Side bearing detecting, disassembling and assembling machine

The invention relates to a side bearing detecting, disassembling and assembling machine. The side bearing detecting, disassembling and assembling machine is characterized by being composed of a main machine frame (1), a clamping device (2), a working table (3) and a lifting device (4), wherein the distance between a first clamping head (21) and a second clamping head (22) of the clamping device (2) can be adjusted; a left elastic clamp (31) on the working table can be adjusted to the corresponding appropriate height according to the heights of different types of side bearing bases to meet the requirements of different models of side bearings; and a right clamp (34) can move horizontally, adjusts the distance between the left elastic clamp (31) and the right clamp (34) and is suitable for the side bearings of different sizes and structures, so that disassembly and assembly of various elastic side bearing bodies CBC-1, JC, JC-2, JC-3 and CJC-1 can be completed, and the side bearing detecting, disassembling and assembling machine is ideal equipment for detecting, disassembling and assembling of the side bearings of railway vehicles.
Owner:QIQIHAER SIDA RAILWAY EQUIP

Plate type coupled low-temperature flue gas waste heat recovery device used for air heating

The invention discloses a plate type coupled low-temperature flue gas waste heat recovery device used for air heating. The device comprises a waste heat recovery unit, an air heating unit and a connecting pipeline or enabling a phase-change working medium in the waste heat recovery unit and the air heating unit to form a closed circulation loop, wherein the waste heat recovery unit comprises a finned type heat-pipe heat exchanger, a phase-change working medium flow passage is arranged in the finned pipe, and a flue gas flow passage is arranged outside the finned pipe; the air heating unit comprises a plate type steam-air heat exchanger; and a steam-water separation steam pocket is arranged on the connecting pipeline between the waste heat recovery unit and the air heating unit, and a cold water inlet pipe and a steam outlet pipe of the finned type heat-pipe heat exchanger and a steam inlet pipe and a cold water outlet pipe of the plate type steam-air heat exchanger are all communicated with the steam-water separation steam pocket. The waste heat recovery device has compact structure, great effective heat exchange area, high heat exchange efficiency, high working stability and high heat energy recover and utilization rate.
Owner:LIAONING ZHONGHAO NEW TECH

Railway vehicle brake valve grinding machine

The invention discloses a grinding machine for a brake valve of a railway vehicle. The grinding machine is characterized in that the whole machine is composed of a main machine body, a workbench, a valve grinding station, shields, a plane grinding station for the upper surface of a slide valve and a plane grinding station for the lower surface of the slide valve; the three stations are composed ofreciprocating motion mechanisms, pressing mechanisms and power transmission mechanisms respectively; each reciprocating motion mechanism is composed of linear guiding rails, a connecting board and agrinding air cylinder which are installed on the workbench, a first sliding board installed on the linear guiding rails, a second crooked board installed on the first sliding board and a hinge pin, anadjustment spring, a pull rod, a drum-shaped hinge pin and combined oil stones which are at the front end of the second crooked board; each pressing mechanism is composed of a second sliding board and a pressing air cylinder base, a pressing air cylinder, a pressing rod support, a pressing rod, a bearing, a reset spring and a reset board which are located on the second sliding board; each power transmission mechanism is composed of a first crooked board, an oscillating rod, first meets and a second meet. The grinding machine is ideal equipment for grinding the brake valve of the railway vehicle.
Owner:QIQIHAER SIDA RAILWAY EQUIP

Booster pump station mutually supplementing water with municipal water supply pipe network

The invention discloses a booster pump station mutually supplementing water with a municipal water supply network, and belongs to the technical field of municipal water supply. The booster pump station mutually supplementing water with the municipal water supply network comprises a water tank, a water storage tank and a water supply tank, wherein the water supply tank is fixed to the bottom of the water tank; supporting rods are fixed to the top of the water supply tank; the four supporting rods are arranged along four corners of the top of the water supply tank; the water storage tank is fixed to the ends, away from the water supply tank, of the four supporting rods; a connecting pipe is connected to the upper end of the water storage tank; a booster pump is fixed to the end, away from a water storage pipe, of the connecting pipe; a damping assembly is arranged on the side face of the booster pump; a water connecting pipeline is fixed to the side face of the water storage tank; a water supply pipeline is fixed to the end, corresponding to the water connecting pipeline, of the water supply tank; a water supply pipe network water collection tank is arranged at the ends, away from the water tank, of the water connecting pipeline and the water supply pipeline; and the water connecting pipeline and the water supply pipeline extend into the water supply pipe network water collection tank. According to the booster pump station mutually supplementing water with the municipal water supply network provided by the invention, the pressure is automatically detected by arranging a floating ball, meanwhile, the floating ball makes contact with metal touch plates on the two sides to form a loop, and balance of the municipal water supply network is automatically controlled.
Owner:秦佳宁

A pressurized pump station that mutually replenishes water with the municipal water supply network

ActiveCN113136923BEnsure water supply balanceStop flow preventionPositive displacement pump componentsWater supply tanksWater storagePipe water
The invention discloses a pressurized pump station for mutually replenishing water with a municipal water supply pipe network, belonging to the technical field of municipal water supply. The tank is fixed at the bottom of the water tank, the top of the water supply tank is fixed with support rods, four support rods are arranged along the four corners of the top of the water supply tank, and the four support rods are away from the water supply tank end to fix the water storage tank, and the upper end of the water storage tank is connected with a connecting pipe, the connecting pipe A pressure pump is fixed away from the end of the water storage pipe, a shock absorber is arranged on the side of the pressure pump, a water connection pipe is fixed on the side of the water storage tank, and a water supply pipe is fixed at the corresponding end of the water connection pipe of the water supply tank, and the water connection pipe and the water supply pipe are far away A water supply pipe network collecting tank is arranged at the end of the water tank, and both the water connection pipe and the water supply pipe extend into the water supply pipe network collecting tank; the present invention performs automatic pressure detection by setting a floating ball, and at the same time, the floating ball contacts the metal contact plates on both sides to form Loop, automatically control the balance of municipal water supply network.
Owner:秦佳宁

Tiller Test Bench

The invention discloses a test board of a micro-tillage machine. A mounting plate (2) is mounted on a rack (1), and a pair of support blocks (3) extends perpendicularly and forwards at the lower part of the front side of the mounting plate (2); a flange plate (4) is arranged above the two support blocks (3); the flange plate (4) and a motor (5) on the back side of the mounting plate (2) are attached and fixed to the mounting plate (2); a driving shaft of the motor (5) is connected with a clutch in the middle of the flange plate (4); air cylinders (6) are evenly distributed on the left side and the right side of the motor (5); and piston rods of air cylinders (6) penetrate through the mounting plate (2) and then are movably sleeved with pressing blocks (7). According to the test board of the micro-tillage machine, the micro-tillage machine is assembled and fixed on the rack for testing, the assembling reliability of the micro-tillage machine is improved, vibration of the micro-tillage machine is reduced, and the testing accuracy is improved; and the air cylinders are used for controlling the assembly of the micro-tillage machine, the test board is simple, convenient and rapid, and the testing efficiency of the micro-tillage machine is improved.
Owner:力帆科技(集团)股份有限公司
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