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34results about How to "Regulatory effect" patented technology

Mechanical guardrail hoisting device for railway construction

InactiveCN108755299AThe output rate can be changedRegulatory effectRailway track constructionHydraulic cylinderEngineering
The invention discloses a mechanical guardrail hoisting device for railway construction. The device structurally comprises an arbor wheel conveying belt, a rotation wheel governor box, an inclined rack handle rod, a plunger hydraulic cylinder, an alloy plunger cylinder, a joint roller wheel, a guardrail clamping plate, a hoisting groove base, a hinge rolling shaft column and a rubber fastening block. The arbor wheel conveying belt is inserted in the right side of the rotation wheel governor box. According to the mechanical guardrail hoisting device, the rotation wheel governor box is providedwith a piston cylinder jacking device, a rotary table conveying mechanism, an intermittent transmission device, a ratchet wheel rotation mechanism, a fan tray pendulum device, a sliding block clash device, an internal combustion cylinder friction device and a rubber pipe clamping mechanism. The guardrail hoisting device conducts hoisting by applying the hydraulic cylinder and controls the rotationspeed of a rotation wheel at the same time to achieve the effect of adjustment, the output rate of a rotation wheel conveying belt can be changed, in cooperation with the self-weights of different guardrails, compression resistance hoisting operation is conducted, by integrally simplifying a mechanical structure, the hoisting process is directly influenced by internal linkage transmission, and the off-road probability is greatly reduced.
Owner:王栋良

Corner stamping and blanking rough die for metal cutting part top block frame air defence stress marks

InactiveCN109967626AAnti-slip hinges are stableIncrease coefficient of frictionShaping toolsStopped workRubber ring
The invention discloses a corner stamping and blanking rough die for a metal cutting part top block frame air defence stress marks, and the structure comprises an air pipe inserting hole, a rubber ring, a top cover plate block, a mold locking column, a parting stamping groove, a centre groove and a base. According to the invention, the matching of the parting stamping groove and the centre grooveis realize, a traditional single-part ejector sleeve is converted into a four-position ejector pin barrel body and a top block separating frame mechanism, the center end of a mold plate surface at thefour sides can be conveniently positioned, the corner deviation during stamping of a top plate can be prevented, stable inclined surface centralizing treatment phenomenon, stopping work of mold equipment after the ejector sleeve damage is also prevented, then a needle bottom sliding seat plate is used for pulling and positioning from a four-position cross to a three-position Y-shaped supporting track, replacement of the ejector sleeve loss is realized and the work is continuous, the effect that the ejector sleeve can be displaced and the top block can be clamped can be formed under the stamping internal environment, the probability of the stress mark in the product can be reduced, so that the top pressure position of the plate is continuously and effectively reset, when the ejector pin groove is conveniently discharged, the single performance of the ejector sleeve structure is optimized, and the multi-direction pressure-resisting pushing effect is improved.
Owner:泉州市泉港区玛纳利华工业科技有限公司

Buffering anti-collision protection pad with eccentric wheels

InactiveCN112239092AStable transmission of mechanical energyOffset the impactLoading/unloadingVibration suppression adjustmentsPistonPiston cylinder
The invention discloses a buffering anti-collision protection pad with eccentric wheels. The buffering anti-collision protection pad comprises a protection pad plate, wherein a plurality of hydraulicdevices comprising pistons and piston cylinders are arranged at the bottom of the protection pad plate, a buffering device comprising conical protruding blocks, the eccentric wheels, buffering springsand buffering supports is arranged below the protection pad plate, and the buffering supports are connected with the piston cylinders through communicating pipes. According to the buffering anti-collision protection pad, the eccentric wheels are arranged on the buffering supports, and the eccentric wheels move upwards under the action of the conical protruding blocks when the protection pad platebears downward impact force so that the buffering supports can bear the action of two forces, the impact force generated by falling of an object can be effectively counteracted, and meanwhile, damagecaused by the buffering supports to the ground is avoided, the conical protruding blocks arranged on protruding block placing grooves inside the buffering supports are adopted, flowing of hydraulic oil is caused in the moving process of the conical protruding blocks, the effect of adjusting the eccentric wheels can be achieved through flowing of the hydraulic oil, and mechanical energy can be stably transmitted.
Owner:周平

Multi-purpose sickbed for cosmetic surgery

InactiveCN108814843AReduce frictionEasy to move hospital bedNursing bedsBed boardsDressing change
The invention discloses a multi-purpose sickbed for cosmetic surgery. The multi-purpose sickbed comprises a bed board and a bottom box, wherein a first motor is fixedly mounted on the bottom of the inner cavity of the bottom box, a first belt plate sleeves an output shaft of the first motor, and a rotation rod is movably connected to the center of the bottom of the inner cavity of the bottom box through a bearing. For the multi-purpose sickbed for cosmetic surgery, by arranging a first mattress, a second mattress and an electric telescopic rod, the effect that the angles of the mattresses areadjusted according to the use demands is achieved, by arranging teeth, a second motor and a gear, the effect of driving the mattresses to move left and right is achieved, by arranging the first motor,the rotation rod, the first belt plate, a second belt plate and a belt, the effect of driving the bed board to rotate is achieved, therefore, the problems that for the existing sickbed for cosmetic surgery, the structure function is single, only a lying place can be provided for a patient, the sickbed can not move left and right or rotate, the angles of the mattresses can not be adjusted, and thus inconvenience is caused when a medical worker performs dressing changing or treatment on the patient, are solved.
Owner:FOSHAN XUNYUAN MEDICAL EQUIP CO LTD

Yarn tensioning mechanism of water-jet loom

The invention discloses a yarn tensioning mechanism of a water-jet loom. The mechanism comprises a rack which is U-shaped, wherein a first rotating shaft, a second rotating shaft and a third rotatingshaft are rotationally connected to the inner wall of the rack from left to right in sequence; the second rotating shaft and the third rotating shaft are both higher than the first rotating shaft, andthe second rotating shaft and the third rotating shaft are the same in height; a first transmission roller is fixedly connected to the outer side of the first rotating shaft in a sleeving manner, a second transmission roller is fixedly connected to the outer side of each of the second rotating shaft and the third rotating shaft in a sleeving manner; a gantry support corresponding to the second rotating shaft and the third rotating shaft is fixedly connected to the outer side wall of the rack; a driving motor is fixedly connected to the side wall of the gantry support; and the driving motor isconnected to the second rotating shaft and the third rotating shaft via transmission mechanisms. The yarn tensioning mechanism of the water-jet loom is suitable for adjusting yarn tension of a water-jet loom, and is simple in structure; and the transmission mechanisms can achieve the auxiliary conveying effect, which is beneficial to yarn transportation.
Owner:长兴万都纺织股份有限公司

Railway construction machinery guard rail lifting device

InactiveCN108642981AThe output rate can be changedRegulatory effectRailway track constructionHydraulic cylinderEngineering
The invention discloses a railway construction machinery guard rail lifting device. The railway construction machinery guard rail lifting device structurally comprises an arbor wheel conveyor belt, arotating wheel speed control box, an inclined frame handle rod, a plunger hydraulic cylinder, an alloy plunger barrel, a joint round screw die, a guard rail clamping plate, a lifting groove base, a hinge roller column and rubber fastening blocks, and the arbor wheel conveyor belt is embedded in the right side of the rotating wheel speed control box in an inserted mode. The turning wheel speed control box is provided with a piston cylinder pressure jacking device, a turntable transmission mechanism, an intermittent transmission device, a ratchet rotation mechanism, a fan disk pendulum device, asliding block collision mechanism, an internal combustion cylinder friction device and a rubber tube clamping mechanism, the adjustment effect is achieved by controlling the rotational speed of a rotating wheel while realizing lifting of the guard rail lifting device by using the hydraulic cylinder, the output rate of a rotating wheel conveyor belt can be changed to be matched with the self-weight of different guard rails to carry out the operation of pressure-resistant lifting, an integrated simple mechanical structure is achieved, the internal connection transmission directly affects the lifting process, and the rail drop-off probability is greatly reduced.
Owner:南安紫鲸铃工业设计有限公司

A method for constructing a control system model of a pressurized water reactor for dynamic simulation of a power system

The invention provides a method for constructing a power system dynamic simulation pressurized water reactor control system model. The method for constructing the power system dynamic simulation pressurized water reactor control system model comprises the steps that appropriate simplification and functional integration are conducted on an actual reactor control system, the reactor control system is decomposed into two sub systems according to functions, namely, a power control system and a temperature control system. The power control system and the temperature control system are used for stimulating that a nuclear power unit controls power to rise or reduce under a normal operating condition, simulating the nuclear power unit to adjust temperature and the power and maintaining stable operation under the situation that the power, voltage and frequency electric parameters disturb, and achieving electromechanical transient and medium and long term dynamic simulation of a large-scale power system including the pressurized water reactor nuclear power unit. By means of the method for constructing the power system dynamic simulation pressurized water reactor control system model, the problems that no accurate reactor control system model exists in an existing simulated program, and therefore dynamic characteristics of the nuclear power unit can not be actually reflected are solved, and a powerful tool for researching problems of the transition process inside the nuclear power unit, the mutual effect between a large-scale power grid and a high-capacity nuclear power unit, source network collaboration and the like is provided.
Owner:STATE GRID CORP OF CHINA +3

A Terrain Adaptive Vertical Support Mechanism and a Folding RV

The invention discloses a terrain adaptive vertical bracing mechanism and a foldable motor home. The bracing mechanism is used for supporting large-area plates and comprises a chassis support, a supporting rod, a bearing disc and a spherical connecting part, wherein the chassis support is movably installed below a large-area plate, one end of the supporting rod is hinged to the lower end face of the chassis support, the other end of the supporting rod can rotate perpendicular to the lower end face of the chassis support around the hinging position, and the bearing disc is of a hub structure and is detachably installed at the other end of the supporting rod to make contact with the ground and transmit vertical load onto the ground in a dispersing mode through the supporting rod; furthermore, the spherical connecting part is arranged at the position where the bearing disc is connected with the other end of the supporting rod to drive the bearing disc to rotate in all directions relative to the supporting rod so as to be adapted to an uneven ground. According to the technical scheme, the bracing mechanism adaptive to the uneven ground can be folded and hidden to effectively support large-area plates, and has enough invisibility and nonintervention feature.
Owner:SHANGHAI HINGWAH HONEYCOMB TECH DEV CO LTD
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