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35results about How to "Braking is simple" patented technology
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Three-phase power supply default phase and power failure detection system and braking method
ActiveCN106124872AImplement security protectionSettle the pricePower supply testingPolyphase network asymmetry measurementsElectrical devicesEngineering
The invention discloses a three-phase power supply default phase and power failure detection system and a braking method. The detection system comprises a three-phase power supply RST, a rectification circuit, a relay circuit, an IPM circuit, two optocoupler processing circuits, a DSP processor, a braking circuit, a Nixie tube and a servo motor and is applicable to a motor control system of a servo driver. The braking method comprises the following steps: judging abnormal conditions such as default phase and power failure of the three-phase power supply, then closing a PWM signal by the DSP processor, cutting off a busbar power supply by virtue of the relay circuit, starting and accessing the braking circuit, connecting a braking power resistor among three-phase windings of the servo motor in series for realizing short connection of the three-phase windings, and generating current in a short connection loop by virtue of residual magnetism potential of a stator winding, so that the motor is rapidly braked. The detection system and the braking method, which are disclosed by the invention, have the advantages that security protection effect on electrical equipment and personnel is realized, implementation is easy, cost is low, and the problems that a motor in existing electrical equipment adopts a band-type brake module, price is high, size is large and control and wiring are complex can be solved, so that the detection system and the braking method have a good application prospect.
Owner:NANJING KANGNI ELECTRONICS TECH
Main manipulator console for orthopedic operation
The invention discloses a main manipulator console for orthopedic operation, relates to a main manipulator console, in particular to a main manipulator console for orthopedic operation, and aims to solve the problems that a conventional main manipulator console for orthopedic operation is too large in size, not easy to operate and the like. The main manipulator console comprises a three-screen display, a three-screen display bracket, a main column, an operation platform component and a base component, wherein the three-screen display is connected with the upper end of the main column through the three-screen display bracket; the lower end of the main column is connected with the base component; the operation component is mounted on the main column. The main manipulator console belongs to the field of medical machines.
Owner:HARBIN INST OF TECH
Safe low-temperature brake
ActiveCN105545984AAvoid overall overheatingReduce the temperatureBraking membersDrum brakesEngineeringCentrifugal force
The invention discloses a safe low-temperature brake which comprises a brake hub, brake pieces and a brake foot, wherein the brake hub is connected with a hub; the brake foot is connected with a shaft head; through pivot holes are formed in the brake hub wall and the brake pieces respectively; the brake pieces are fixedly connected with the inner wall of the brake hub through hollow pivots. The brake pieces of the safe low-temperature brake are fixedly connected with the inner wall of the brake hub through the hollow pivots, so that air inside and outside the brake hub can be circulated, heat dissipation is facilitated, the air can be 'thrown' out under the centrifugal force when the brake hub is rotated in an automobile running process, the air inside the brake hub can be continuously replaced, and the temperature of a brake assembly can be rapidly and effectively reduced, so as to effectively prevent the situation that the brake hub is too hot or fire is caused to a tire; the air can be replaced, at the same time particles caused by friction can be discharged out in time, the smoothness of a friction surface can be improved, the brake effect can be ensured, and furthermore the service lives of the brake pieces and the brake foot can be prolonged.
Owner:江朝汽车(金湖)有限公司
Hydraulic winch and drilling machine
InactiveCN106517012AForce balanceSmooth rotationBearing componentsLubrication elementsEngineeringWinch
The invention relates to the technical field of oil and gas drilling and geological exploration, in particular to a hydraulic winch and a drilling machine. The hydraulic winch comprises a support and two braking assemblies; the support comprises a box assembly and two end cover assemblies; the box assembly comprises a hollow-inside box and two gear case shells symmetrically connected to the two ends of the box; the two braking assemblies are symmetrically arranged at the two ends of the box; each braking assembly comprises a driving mechanism, a speed reducing mechanism and a braking mechanism; the driving mechanisms are arranged on the end cover assemblies; the speed reducing mechanisms are arranged on the gear case shells; the driving mechanisms are connected with the speed reducing mechanisms; and the braking mechanisms are connected between the driving mechanisms and the speed reducing mechanisms. According to the hydraulic winch, when the hydraulic winch needs to be braked, the braking mechanisms can directly brake the driving mechanisms, because the torque generated by the driving mechanisms is small before being transmitted to the speed reducing mechanisms, braking is easy, braking is flexible, reliable and high in safety, and the hydraulic winch is suitable for being used in large hydraulic winches.
Owner:SANY ELECTRIC CO LTD
Electric working machine
ActiveCN104126270ABraking is simpleEasy to adjustMowersField or armature current controlElectric machineEngineering
An electric working machine including: a motor; a driving unit configured to be driven by the motor; a trigger switch configured to allow rotation of the motor; a power supply unit configured to supply electric power to the motor; and a control unit configured to control rotation of the motor, characterized in that: the electric working machine further comprises a switching element configured to perform short-circuiting between terminals of the motor to apply electronic braking, wherein the control unit is configured to perform adjustment of the braking by controlling the switching element when stopping the motor.
Owner:HITACHI KOKI CO LTD
Electric power-assisted brake system capable of realizing partial decoupling without feedback disc
PendingCN110040120ABraking is simpleAchieve brakingBraking action transmissionElectric power systemLiquid storage tank
The invention discloses an electric power-assisted brake system capable of realizing partial decoupling without a feedback disc. The electric power-assisted brake system capable of realizing partial decoupling without the feedback disc comprises a first gear, a second gear, a power-assisted motor, a power-assisted pressure establishing cylinder, a brake main cylinder, a liquid storage tank, a hydraulic control unit and an electric control unit, wherein the power-assisted motor is connected with the first gear and drives the first gear to rotate; the first gear is engaged with the second gear and drives the second gear to synchronously rotate; a lead screw is screwed in the middle of the second gear; the second gear drives the lead screw to move from left to right in the rotating process; apedal push rod is inserted in the front end of the brake main cylinder; the pedal push rod can push a second piston to move; the hydraulic control unit and the power-assisted motor are both connectedwith the electric control unit; and the electric control unit controls the power-assisted motor and the hydraulic control unit to work. The electric power-assisted brake system capable of realizing partial decoupling without the feedback disc has the beneficial effects that functions of active braking, failure backup, brake energy recovery and the like can be implemented, and active control technologies such as an electronic stabilizing program can also be effectively integrated to realize vehicle intelligent control.
Owner:JILIN UNIV
Spring friction brake one-way coupling damping belt wheel
ActiveCN103363064AReliable transmissionExtended service lifePortable liftingGearing elementsEngineeringMechanical engineering
The invention discloses a spring friction brake one-way coupling damping belt wheel. The spring friction brake one-way coupling damping belt wheel comprises a threaded mandrel, wherein the mandrel stretches into a belt hub; a friction stop ring and a positioning sleeve are pressed into the inner wall of the belt hub; the outer diameter of the mandrel forms a convex ring; the convex ring is provided with steps; a gasket is sleeved with the exterior of the mandrel and forms steps; a damping spring is sleeved with the exterior of the mandrel; one head of the damping spring is propped against the convex ring of the mandrel; the end face of the head is propped against the steps of the convex ring; the other head of the damping spring is propped against the gasket; the end face of the head is propped against the steps of the gasket; a friction sliding ring is sleeved with the exterior of the gasket in a rotary fit mode; a friction spring is sleeved with the exterior of the damping spring; one head of the friction spring is arranged in the friction sliding ring and the other head of the friction spring is arranged in the friction stop ring; the outer wall of the friction sliding ring is in clearance fit with the positioning sleeve; the inner diameter of the friction stop ring and; the inner diameter of the friction sliding ring is smaller than the outer diameter of the friction spring, so that the tensile force of the spring is increased; the friction spring as well as the friction stop ring and the friction sliding ring are locked through friction, and can be separated alternately.
Owner:TAIZHOU ZHENPENG OVERRUNING CLUTCH CO LTD
Hydraulic braking system
InactiveCN103465891ASimple structureImprove reliabilityBraking action transmissionFuel tankEngineering
The invention discloses a hydraulic braking system. The braking system comprises a braking pump, a prefill valve and a treadle valve, wherein the oil outlet of the braking pump is connected with the oil inlet of the prefill valve, the return opening of the prefill valve is connected with a return tank; the prefill valve comprises a first charging port and a second charging port; the treadle valve comprises a first treadle valve and a second treadle valve, wherein the first charging port is connected with the oil inlet of the first treadle valve, the second charging port is connected with the oil inlet of the second treadle valve, and the return openings of the first treadle valve and the second treadle valve are both connected with the return tank, the oil outlet of the first treadle valve is connected with a rear axle brake, and the oil outlet of the second treadle valve is connected with a front axle brake. By adopting the hydraulic braking system, the braking system can be greatly simplified in structure; by adopting two-way braking, the reliability is high.
Owner:ZHENJIANG JINTIANCHEN NEW MATERIAL
Pneumatic variable pitch brake system of wind power generator
InactiveCN102536664ARapid responseSimple driveWind motor controlMachines/enginesAutomatic controlDisc brake
The invention relates to a pneumatic variable pitch brake system of a wind power generator. Fan blades are rotatablely installed on a wheel hub of the wind power generator by a fan blade shaft, the wheel hub is connected with a rotor shaft, one side of the rotor shaft is provided with a disc type brake, the pneumatic variable pitch brake system is arranged at the front end of the wheel hub, and comprises a synchronous disc drive mechanism, a synchronous disc and a variable pitch connecting tumbler connected with the synchronous disc, and the variable pitch connecting tumbler is connected with the fan blade shaft of the fan blades, to drive fan blade variable pitch to be braked. The pneumatic variable pitch brake system is quick in reaction and is suitable for severe environments, is hardly influenced by environment, can be used in moist, dusty, vibratory and over-cold and over-hot environments, furthermore, a drive mechanism is simple in drive, and direct in driving force, so that the failure rate is greatly reduced, and power generation security of the wind power generator is guaranteed. When the pneumatic variable pitch brake system is aerated, the wind power generator normally works, and when the pneumatic variable pitch brake system is deflated, the wind power generator is braked or the variable pitch is performed, so that the wind power generator can be controlled without the sudden interruption or deflation, the variable pitch brake system can be manfully controlled or automatically controlled by a programmable logic controller (PLC), and the manual control is matched with the automatic control, and therefore, the wind power generator is safe and stable to work.
Owner:QINGDAO MINSHEN WIND POWER TECH LIMITED
Method for algae removal of aquiculture water by use of high-voltage pulsed electric field
ActiveCN105293809AEnsure a healthy environmentGood effectMultistage water/sewage treatmentAlgal speciesEnvironmental chemistry
The invention relates to a method for algae removal of aquiculture water by use of a high-voltage pulsed electric field and belongs to the technical field of aquiculture. The method adopts a specific process and such specific parameters as output voltage of 18-25 kv, pulse width of 12-20 [mu]s and pulse frequency of 50-80 Hz; then a generator is started up for circulating water treatment for 2-3 times, circulating treatment of aquatic water effectively breaks algae floccules and cell lethal, the algae removal ratio is 96-97 percent, and the algae control purpose is achieved; meanwhile, a coagulant (polyaluminium sulfate) and a sludge pumping machine are provided to realize algae body flocculation and sedimentation and withdrawal, and the algae removal ratio can be increased to 100 percent to the utmost extent; algae decomposition for algal toxin release is prevented, and the healthy environment of aquatic water is effectively guaranteed. The method provided by the invention is a physical method, is good in effect, most direct, free from secondary contamination and low in cost, can remove all algae and is very suitable for being applied to algae removal of aquiculture water.
Owner:TONGWEI
Automatic circulation system and automatic circulation braking system established by same
ActiveCN103802811AAchieving boost brakingRealize automatic cycleBraking action transmissionBraking componentsCalipersCheck valve
The invention relates to braking systems, in particular to an automatic circulation system and an automatic circulation braking system established by the same. The automatic circulation system and the automatic circulation braking system established by the same are suitable to loading machines and other vehicles and can achieve full effect braking through automatic circulation of brake fluid. The automatic circulation system comprises a booster pump, a check valve, an on-off control piece, an oil return pipe, oil line pipes and a brake caliper. The air inlet of the booster pump is externally connected to an air source, the oil outlet of the booster pump is connected to the inlet of the check valve, the outlet of the check valve is connected to the oil inlet of the brake caliper through the oil line pipes, the oil outlet of the brake caliper is connected to the oil inlet of the on-off control piece through the oil line pipes, the oil outlet of the on-off control piece is connected to one end of the oil return pipe, the other end of the oil return pipe is connected to an oil cup of the booster pump, and the air inlet of the on-off control piece is externally connected to the air source. The automatic circulation braking system comprises a pressure regulating valve, an air storage cylinder, a pneumatic brake assembly, a front axle automatic circulation system and a rear axle automatic circulation system.
Owner:厦门金利业科技有限公司
Numerical control direct drive rotating platform
The invention discloses a numerical control direct drive rotating platform which comprises a working table, a seat body, a locking sleeve and a motor, wherein the locking sleeve is mounted on the seat body; a medium channel is arranged on the seat body; the outlet of the medium channel leads to the inner wall of the locking sleeve; the motor is provided with a motor rotor and a motor stator; the motor stator is fixedly arranged; the motor rotor is fixedly connected with the working table through a connecting mechanism; the locking sleeve is arranged on the inner side of the motor rotor; when no medium is left in the medium channel, the motor operates, the motor rotor can rotate relative to the locking sleeve; when a medium is conveyed to the inner wall of the locking sleeve through the medium channel, the medium exerts a radial force, facing the motor rotor direction, on the locking sleeve, so that the outer wall of the locking sleeve tightly clings to the motor rotor under the action of the radial force, a braking force on the motor rotor is generated. The numerical control direct drive rotating platform makes braking easier, safer and more reliable.
Owner:JIANGSU HONGDA NUMERICAL CONTROL TECH CO LTD
Engine braking method and device and vehicle
PendingCN111608809ABraking is simpleGuaranteed to workOutput powerMachines/enginesDriver/operatorAutomatic braking
The embodiment of the invention discloses an engine braking method and device and a vehicle. The engine braking method comprises the steps that the state of an engine auxiliary braking switch is obtained; a vehicle driving signal is obtained, wherein the vehicle driving signal at least comprises a brake signal; and if the state of the engine auxiliary braking switch is automatic braking, the braking state of the engine is automatically controlled according to the vehicle driving signal. According to the technical scheme provided by the engine braking method and device and the vehicle, controlover engine braking is simplified, normal work of the vehicle is guaranteed, distraction of a driver is avoided, and safety guarantee is improved.
Owner:WEICHAI POWER CO LTD
Spring friction brake one-way coupling damping belt wheel
ActiveCN103363064BReliable transmissionExtended service lifePortable liftingGearing elementsEngineeringGasket
Owner:TAIZHOU ZHENPENG OVERRUNING CLUTCH CO LTD
Multi-station bottle blowing machine without moving mold locking frame
The invention provides a multi-station bottle blowing machine without moving a mold locking frame. The multi-station bottle blowing machine comprises an extrusion unit, a cutter unit, at least two blow molding units, and a blank clamping manipulator unit; the extrusion unit is provided with an extrusion mold head and an air blowing pipe and is used for extruding a plastic blank pipe in a hollow state; the cutter unit is used for cutting off the plastic blank pipe; each blow molding unit is provided with a machine frame and a mold locking frame; the mold locking frames are fixed on the machine frames in a static mode; the mold locking frames are provided with molds; the molds are used for conducting blow molding on plastic blank pipes; and the blank clamping manipulator unit is used for performing reciprocating motion between the extrusion unit and each blow molding unit, clamping the plastic blank pipes extruded by the extrusion unit, keeping the plastic blank pipe s to be hollow and bulged, and sequentially placing the plastic blank pipes into the molds of the blow molding units. According to the machine, the manipulator unit is adopted to clamp the plastic blank pipes and send the plastic blank pipes to the molds of the blow molding units, the mold locking frames do not move in the whole process flow, vibration and energy consumption are effectively reduced, the manipulator unit is small in movement inertia, small in required power, and easy to brake, and high-speed and stable movement of the manipulator unit is easily achieved, so that the single-machine yield is improved.
Owner:GUANGDONG LESHAN INTELLIGENT EQUIP CORP LTD
Elevator and method
InactiveCN102695664ASimple stopper mechanismThe stopper device is reliableElevatorsControl equipmentDetent
An elevator, which comprises an elevator car (1), which is arranged to move in the elevator hoistway (S), a brake (2) on the elevator car (1), a lever mechanism (12,17,18) connected to the brake (2), by- moving which lever mechanism in relation to the elevator car the brake (2) can be transferred to the braking position, a detent (5) in the elevator hoistway, a detent (6) on the elevator car, via which detent the aforementioned lever mechanism can be moved in order to cause braking of the brake (2), and which detents (5,6) on the elevator car and in the elevator hoistway can be brought, by moving at least one of the detents (5,6), to a relative position, in which the detents (5,6) are on a collision course. The elevator comprises - controllable means (7,8,9) for affecting the position of the detent (6), by controlling which means (7,8,9) the detent (6) can be moved between position I and position II, in which position I the detent (6) on the elevator car and the detent (5) in the elevator hoistway are on a collision course with each other, and in which position II the detents (5,6) are not on a collision course, - a control (10) for controlling the means (7,8,9).
Owner:KONE CORP
Ball valve for sampling, natural gas hydrate fidelity sampler and sampling method
ActiveCN111829814AStable and fast self-locking abilityGood pressure holding effectWithdrawing sample devicesPistonBall valve
The invention discloses a ball valve for sampling, a natural gas hydrate fidelity sampler and a sampling method. The ball valve comprises a shell and a valve core which are matched with each other, the valve core is fixedly connected with a plug pin partially located outside the shell, and the part, located outside the shell, of the plug pin is matched with a steering head; and the ball valve further comprises a first piston for driving the steering head to rotate. The invention aims to provide a ball valve for sampling, a natural gas hydrate fidelity sampler and a sampling method. The problems that in the prior art, the sealing process and the sealing structure of a natural gas hydrate sampler are very complex, and the pressure maintaining effect is limited are solved, rapid sealing and opening of the sampler are achieved, pressure stability is guaranteed, and the fidelity degree of a sample is improved.
Owner:SOUTHWEST PETROLEUM UNIV
Anti-strain abdominal muscle wheel special for fitness beginners
PendingCN108939423ASolve the strainEasy to useMovement coordination devicesCardiovascular exercising devicesMechanical engineeringAbdominal muscles
The invention discloses an anti-strain abdominal muscle wheel special for fitness beginners. The wheel comprises a grip and a rolling wheel; the rolling wheel is arranged in the middle of the grip androtatably connected with the grip, the grip is provided with a brake device and a counting device, the rolling wheel is provided with a friction ring, and the friction ring and the brake device are arranged at the same side of the rolling wheel and cooperate with each other; the brake device comprises a connecting device, a pressing block and a brake rod, the connecting device is connected with the grip, the brake rod is parallel to the grip, one end of the brake rod cooperates with the connecting device, the end of the brake rod is connected with the pressing block, through the cooperation of the pressing block and the friction ring the counting device and the brake device are arranged at the opposite sides, the end of the grip is provided with a charging port, and the charging port is electrically connected with the counting device.
Owner:DONGGUAN SONGYAN ZHIDA IND DESIGN CO LTD
Integrated electromechanical permanent magnet driving system
PendingCN107276307ACompact structureReduce volumeWindingsMagnetic circuit rotating partsElectric machineClassical mechanics
The invention relates to an integrated electromechanical permanent magnet driving system and belongs to the technical field of a permanent magnet motor driving system. The system comprises a casing, a winding stator core, a rotor core, a rotation shaft, a speed reduction system, an output shaft, an acceleration system, a braking shaft and a brake, wherein the winding stator core, the rotor core, the rotation shaft, the speed reduction system and the output shaft are arranged in the casing, the brake is mounted on an outer wall of the casing, the winding stator core is connected with an inner wall of the casing, the rotor core is arranged in the winding stator core, the rotation shaft is in sleeved in the rotor core, the speed reduction system is a planetary deceleration system, the acceleration system is a planetary acceleration system, and a rotor is provided with a permanent magnet. The system is advantaged in that the speed reduction system, the acceleration system and a motor system are simultaneously integrated in the casing, so the volume is smaller, the structure is simple, cost is lower, a fault rate is low, system efficiency is effectively improved, caloric power is reduced, system vibration and noise are reduced, and practicality and safety are higher.
Owner:哈尔滨博实通利动力装备股份有限公司
A method for removing algae from aquaculture water using a high-voltage pulsed electric field
ActiveCN105293809BEnsure a healthy environmentAvoid decompositionMultistage water/sewage treatmentDecompositionSludge
The invention relates to a method for algae removal of aquiculture water by use of a high-voltage pulsed electric field and belongs to the technical field of aquiculture. The method adopts a specific process and such specific parameters as output voltage of 18-25 kv, pulse width of 12-20 [mu]s and pulse frequency of 50-80 Hz; then a generator is started up for circulating water treatment for 2-3 times, circulating treatment of aquatic water effectively breaks algae floccules and cell lethal, the algae removal ratio is 96-97 percent, and the algae control purpose is achieved; meanwhile, a coagulant (polyaluminium sulfate) and a sludge pumping machine are provided to realize algae body flocculation and sedimentation and withdrawal, and the algae removal ratio can be increased to 100 percent to the utmost extent; algae decomposition for algal toxin release is prevented, and the healthy environment of aquatic water is effectively guaranteed. The method provided by the invention is a physical method, is good in effect, most direct, free from secondary contamination and low in cost, can remove all algae and is very suitable for being applied to algae removal of aquiculture water.
Owner:TONGWEI AGRI DEV CO LTD
lift and method
An elevator comprising: an elevator car (1) arranged to move in an elevator shaft (S); a brake (2) on the elevator car (1); a lever mechanism (12) connected to the brake (2) , 17, 18), by moving the lever mechanism relative to the elevator car, the brake (2) can be moved into the braking position; stopper (5) in the elevator shaft; stopper on the elevator car (6), via which the stop on the elevator car, the aforementioned lever mechanism can be moved in order to cause braking of the brake (2), as well as the stop on the elevator car and in the elevator shaft (5, 6) Can be brought into a relative position of the stop (5, 6) on the collision course by causing at least one movement of the stop (5, 6). The elevator includes: a controllable device (7, 8, 9) for influencing the position of the stopper (6), by controlling the device (7, 8, 9), the stopper (6) can be in position Movement between I and position II, in which the stop (6) on the elevator car and the stop (5) in the elevator shaft are on collision course with each other, and in position II, where the stop (5) , 6) not on the collision course; controller (10) for controlling the equipment (7, 8, 9).
Owner:KONE CORP
Brake caliper integrated with brake booster
PendingCN113353043AReduce installation requirementsReduce in quantityBraking action transmissionControl theoryMechanical engineering
The invention relates to the field of automobile braking, and particularly discloses a brake caliper integrated with a brake booster, the brake caliper comprises a caliper body and a brake cylinder arranged in the caliper body, a caliper piston, a transmission assembly and a rotating part are arranged in the brake cylinder, the transmission assembly comprises a pushing part capable of moving in the braking direction and pushing the caliper piston. A plurality of first cambered surfaces annularly arranged on the surface of the rotating part are arranged on at least one of the front side and the rear side of the rotating part, second cambered surfaces are arranged at the opposite positions of the first cambered surfaces, and balls are arranged between each pair of the first cambered surface and the second cambered surface; the ball is limited by the first cambered surface and the second cambered surface, can relatively slide along the ramp therein and drives the rotating piece to linearly move in the braking direction; the invention overcomes the limitations of the above solution by further reducing the need for hydraulic installation and the number of components, while retaining the possibility of arranging first-stage, second-stage or third-stage redundancy in the control device and without producing significant costs.
Owner:ZHEJIANG LIBANG HEXIN INTELLIGENT BRAKING SYST CO LTD
A Safe Low Temperature Brake
ActiveCN105545984BAvoid overall overheatingReduce the temperatureBraking membersDrum brakesCentrifugal forceRivet
Owner:江苏瑞美精密制造有限公司
Synchronous valve in use for brake system
InactiveCN100595097CSafe and reliable travelSafe and reliable workPiping arrangementsInlet valveEngineering
Owner:WUHU SHENGLI TECH SHARES
Brake shoe assembly with wireless alarm function
The invention relates to a brake shoe assembly with a wireless alarm function, and belongs to the field of brakes. The brake shoe assembly comprises a brake shoe piece and a friction lining piece laidon the inner circle face of the brake shoe piece. The brake shoe assembly further comprises a wireless alarm. The wireless alarm is arranged on the brake shoe piece or the friction lining piece so asto monitor the thickness changes of the friction lining piece and send alarm signals to an instrument panel. Because the wireless alarm is additionally arranged in the brake shoe assembly, when the friction lining piece is worn to the limit thickness, the wireless alarm emits an alarm signal to the instrument panel after detection. The brake shoe assembly is high in alarm precision and timely inalarming. Meanwhile, only a traditional manufacturing process is needed to produce the brake shoe assembly. Whole brake can be realized without modifying traditional brake parts. The manufacturing issimple, and the safety and reliability are realized.
Owner:CSG TRW CHASSIS SYST CO LTD
A master operator's console for orthopedic surgery
The invention discloses a main manipulator console for orthopedic operation, relates to a main manipulator console, in particular to a main manipulator console for orthopedic operation, and aims to solve the problems that a conventional main manipulator console for orthopedic operation is too large in size, not easy to operate and the like. The main manipulator console comprises a three-screen display, a three-screen display bracket, a main column, an operation platform component and a base component, wherein the three-screen display is connected with the upper end of the main column through the three-screen display bracket; the lower end of the main column is connected with the base component; the operation component is mounted on the main column. The main manipulator console belongs to the field of medical machines.
Owner:HARBIN INST OF TECH
electric working machine
ActiveCN104126270BBraking is simpleEasy to adjustMowersField or armature current controlElectric machineDrive motor
An electric working machine includes: a motor; a drive unit configured to be driven by the motor; a trigger switch configured to allow the motor to rotate; a power supply unit configured to supply power to the motor; a control unit configured to control the rotation of the electric motor, characterized in that the electric working machine further includes a switching element configured to short-circuit between terminals of the electric motor to apply electronic braking, In this case, the control unit is designed to regulate the brake by controlling the switching element when the electric machine is stopped.
Owner:KOKI HLDG CO LTD
Method and device for controlling drive unit
InactiveCN100422529CIncrease speedAcceptable fault responseElectrical controlMachines/enginesEngineeringLimit value
Owner:ROBERT BOSCH GMBH
Electromagnetic brake motor with spiral blade fan
InactiveCN102158008BFast brakingSafe working environment temperatureMechanical energy handlingCooling/ventillation arrangementSpiral bladeElectric machine
The invention discloses an electromagnetic brake motor with a spiral blade fan. The electromagnetic brake motor comprises an electromagnetic brake which is fixedly connected with the back end cover of a motor; the electromagnetic brake is provided with a brake disc in a sliding way; the rotating shaft of the motor is extended out of the back end cover of the motor; the shaft end of the rotating shaft of the motor is fixedly sleeved with a motor fan which is rotated integrally with the rotating shaft; the motor fan is provided with at least two spiral blades with spiral inclination angles; oneside surface of each spiral blade is connected with an annular disc which is coaxial with the rotating shaft; a brake surface is reserved on each annular disc; and the brake discs and the brake surfaces are in friction brake. The electromagnetic brake motor breaks through conventional fixed thoughts, utilizes the spiral blades of a fan as the brake surfaces, has very high brake performance and radiating and cooling effects, integrates double functions of braking and cooling, can ensure each part of the motor at a safe operating environmental temperature, and prolongs the service life of equipment.
Owner:宁波市镇海电机有限公司
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