35results about How to "To achieve the purpose of slowing down" patented technology

The invention discloses an intelligently controlled coal coking smoke waste heat recovery system. The system comprises a gas guiding tube used for connecting and introducing coal coking smoke, the gas outlet end of the gas guiding tube communicates with a buffer chamber, one end, close to the gas guiding tube, in the buffer chamber is detachably provided with a buffer rack, the buffer rack is provided with a plurality of ceramic buffer balls, the gas outlet end of the buffer chamber communicates with a heat recovery chamber, a coal economizer is arranged in the heat recovery chamber, the water inlet end of the coal economizer traverses through the heat recovery chamber and is externally placed below the heat recover chamber, the water outlet end of the coal economizer traverses through the heat recovery chamber and is externally placed at the top of the heat recovery chamber, and the gas outlet end of the heat recovery chamber is connected with a gas outlet tube; and the system also comprises a controller, a first solenoid valve is arranged between the buffer chamber and the heat recovery chamber, a second solenoid valve is arranged between the heat recovery chamber and the gas outlet tube, a temperature sensor and a pressure sensor are arranged at the middle part of the heat recovery chamber, and the first solenoid valve, the second solenoid valve, the temperature sensor and the pressure sensor are respectively electrically connected with the controller.

The invention provides a generator which comprises an inner stator, a rotor, a stator magnet, a rotor magnet and a transmission mechanism driving the inner stator magnet to rotate. The rotor is of a cylindrical structure, the rotor is arranged on the outer side of the inner stator in a sleeving mode, the inner stator magnet is rotatably arranged at the edge position of the end face of one end of the inner stator, the rotor magnet is arranged on the end face of one end of the rotor, and the inner stator magnet and the rotor magnet are arranged on the same plane; the rotor is in transmission connection with the inner stator magnet through the transmission mechanism. A rotatable inner stator magnet is arranged on an inner stator, rotation of a rotor drives the inner stator magnet to rotate through a transmission mechanism, and switching of the magnetic field direction of the inner stator magnet is achieved, so that original repulsion between the inner stator magnet and a next rotor magnet is changed into attraction, and rotation of the rotor is promoted under the action of magnetic field attraction. And the magnetic field resistance in the generator is reduced.

The invention discloses an automatic drilling machine with the decelerating function for glass, and particularly relates to the technical field of glass deep processing. The automatic drilling machine comprises a driving disc and a driven disc; a semi-circular rotating part and a pushing part are arranged on the driving disc; a plurality of arc-shaped grooves matched with the rotating part are formed in the driven disc; a pushing groove is formed between every two adjacent arc-shaped grooves; the rotating part can slide in the arc-shaped grooves; and the pushing part can sequentially feed into the corresponding pushing grooves along with the rotation of the driving disc so as to enable the driven disc to rotate. According to the automatic drilling machine, the stress of the glass to be processed can be reduced, and therefore the problem of drilling for the glass can be easily solved, and breakage of the glass in the drilling process can be avoided.

The invention discloses a speed reduction device, a speed reduction system and a speed reduction method. The invention provides the non-pneumatic sample tube speed reduction device, the speed reduction system and the speed reduction method which are used in a pneumatic transmission system and do not need to modify a transmission pipeline. The speed reduction device comprises a first assembly, wherein the first assembly is provided with a through groove for radially limiting a sample tube; a second assembly provided with elastic contact parts, wherein the elastic contact parts and the groove bottom of the through groove are arranged at intervals, and the elastic contact parts and the through groove form a sample channel; and a diameter changing device provided with a moving end, wherein the moving end acts on the first assembly and/or the second assembly so that the drift diameter of the sample channel can have a gradually-decreasing change trend. The speed reduction device, the speed reduction system and the speed reduction method have the advantages of being convenient to implement, relatively simple in control precision requirement and the like.

The invention discloses a space tumbling target non-contact racemization method based on a double-satellite electromagnetic formation satellite. According to the method, two small satellites carrying high-temperature superconducting coils are utilized to form an electromagnetic formation to reach the two sides of a non-cooperative target, and a space controllable magnetic field for enveloping the target is built; and the two service satellites continuously approach to and move away from the target by controlling the magnitude and direction of the current of the satellite-borne coils and the attitude of the formation satellites. The non-contact electromagnetic effect of the target and the coil system is achieved through eddy current torque induced by movement of a conductor on the target relative to a coil magnetic field, the angular momentum of the target is absorbed, and the angular momentum of the service satellite system is consumed at the farthest point through a propellant. The invention aims to solve the problem that capturing is difficult to implement due to complex rolling motion of the non-cooperative target.

The invention provides a self-care bed suitable for aging, and relates to the technical field of daily nursing equipment. The self-care bed suitable for aging comprises a bed body; a lifting mechanism is installed in the center of the bottom of the bed body; supporting mechanisms are installed on the two sides of the bottom of the bed body correspondingly; head and tail handrails are fixedly connected to the two sides of the top of the bed body correspondingly; the outer walls of the two head and tail handrails are sleeved with sponge protection sleeves correspondingly; an automatic back supporting mechanism is installed in the center of one side of the bed body; a center fixing rod at the rear end of the top of the bed body is connected with a protective guard; an air bag massage mechanism is installed in the center of the top of the bed body; and a storage mechanism is installed on one side of the bottom of the bed body in a sliding mode. By designing the lifting mechanism, the supporting mechanism, the automatic back supporting mechanism, the air bag massage mechanism and the storage mechanism, lifting adjustment of the bed body, adjustment of the inclination angle of the supporting back and massage through the air bags can be conducted, bedside storage is facilitated, and therefore the overall working efficiency of the bed is greatly improved, and the bed is worthy of being widely popularized.

The invention relates to a material drying unit. The material drying unit comprises more than two hot air drying areas and more than two cold air drying areas. The hot air drying areas are used for drying materials through hot air. The cold air drying areas are used for drying the materials through cold air. The hot air drying areas and the cold air drying areas are arranged alternatively so as toenable the materials to be dried to pass through the hot air drying areas and the cold air drying areas alternatively. By means of the material drying unit, the materials to be dried alternatively pass through the hot air drying areas and the cold air drying areas; the material temperature of the cold air drying areas is higher than air temperature, and when the materials pass through the cold air drying areas, some moisture of kernels is dissipated through fruit shells; and the material temperature of the hot air drying areas is lower than the air temperature, and when the materials pass through the hot air drying areas, moisture is rapidly dissipated, so that the kernels are effectively dried, and the uniformity of humidity inside and outside the materials is guaranteed.

The invention discloses a municipal pipeline slope transportation device, and relates to the technical field of municipal pipeline transportation. The device comprises a base, a through groove is formed in the base, the other end of a second connecting rod penetrates through a through groove to be hinged to a hinge seat, a first connecting rod is rotationally installed on a clamping seat arranged on one side face of a roller fixing part, and the other end of the first connecting rod is also hinged to the hinge seat; and a roller is rotatably mounted on one roller fixing part, a speed reducing part corresponding to the roller is mounted on the inner side of a vertical plate, and a convex shaft mounted with the speed reducing part is arranged on the roller. According to the municipal pipeline slope transportation device, stop blocks make contact with beads, the beads push the stop blocks to retract into sliding grooves in the rotating process of the rollers in the forward rotating direction, the protruding ends of the stop blocks and the beads extrude and slide friction in the reverse rotating process, the reverse rotating resistance of the rollers is increased, the purpose of speed reduction is achieved, and it is guaranteed that in the slope reverse rotating descending process, speed reduction is achieved, and transportation safety is guaranteed.

The invention provides a pendulum bob descent control device and a working method thereof. The pendulum bob descent control device comprises a descent control device body, wherein the descent controldevice body comprises a shell, a rope winding wheel, a first gear, a first rotating shaft, a transmission device and a pendulum bob part, the first rotating shaft is rotationally connected into the shell, the rope winding wheel and the first gear are arranged on the first rotating shaft, the transmission device is fixedly arranged in the shell, the first gear is connected with the transmission device, one end of the pendulum bob part is rotationally connected with the inner wall of the shell, and a connecting rod is arranged at the end, close to the transmission device, of the pendulum bob part and connected with the transmission device; and a rope enters the rope winding wheel from one end of the shell and extends out of the shell from the other end of the shell. According to the pendulumbob descent control device and the working method thereof, the structure is simple, and a user can automatically adjust braking force according to body weight.

The invention relates to a safety elevator capable of effectively avoiding falling into a shaft. The safety elevator comprises the elevator shaft, two fixing mechanisms and a speed reducing mechanism, each fixing mechanism comprises a connecting block, an electromagnet is fixedly installed on the outer surface of each connecting block, four cross rods are fixedly installed in an inner cavity of each connecting block, and four electric telescopic rods are fixedly mounted in an inner cavity of each connecting block. According to the safety elevator capable of effectively avoiding falling into the shaft, the fixing mechanisms are connected to the left side and the right side of an elevator body through connecting columns, when the elevator decelerates to a certain speed and moves to fixing grooves formed in the front surface and the rear surface of a vertical plate, the fixing mechanisms work, two fixing plates in the fixing mechanisms move out of inner cavities of the fixing mechanisms and are inserted into the fixing grooves, springs play a role of buffering, when the fixing plates and buffer blocks move to the groove bottoms of the fixing grooves, due to limiting of the fixing grooves, the elevator body cannot continue to move downwards, and meanwhile, the electromagnet and the vertical plate attract each other, so that the auxiliary fixing effect is achieved.

The invention relates to the technical field of lithium battery raw material processing, in particular to a circulating drying device for lithium battery raw material processing. The circulating drying device for lithium battery raw material processing comprises a supporting mechanism, two circulating drying mechanisms arranged at the top of the supporting mechanism, and a feeding mechanism arranged at the tops of the circulating drying mechanisms, wherein the supporting mechanism comprises a base; the base is arranged at the bottoms of the circulating drying mechanisms; each circulating drying mechanism comprises a heating drying device; each heating drying device comprises a heating barrel; a heating cavity is formed in each heating barrel; and a heating plate is arranged in each heatingcavity. According to the circulating drying device for lithium battery raw material processing provided by the invention, an air pump guides steam in the heating barrel into a steam cavity through cooperation of a communicating pipe and a bottom inserting pipe through airflow generated by rotation of blades, the steam cavity is further heated through heat released by the steam, the steam with theheat released becomes liquid, and the liquid absorbs heat transmitted by the inner wall of a steam hood so as to be continuously changed into steam to form a cyclic heating process, so that the problem of steam utilization is solved.

A rotating mechanism disclosed by the present invention comprises a first rotor, a first stator and a circuit, the first stator is provided with a first electromagnet, and the first rotor is provided with a first magnet and a second magnet which are arranged at an interval. The magnetic pole of the end face, facing the first electromagnet, of the first magnet is opposite to the magnetic pole of the end face, facing the first electromagnet, of the second magnet, the circuit comprises a power source, a PLC and a coil of the first electromagnet, the power source, the PLC and the coil of the first electromagnet are electrically connected in sequence and form a loop, and the PLC is connected with a bipolar latch type Hall effect sensor. The direction of the coil input on the electromagnet is continuously changed through the bipolar latch type Hall effect sensor, so that the magnetic poles on the two end faces of the electromagnet are continuously changed, a plurality of permanent magnets arranged on the rotor are attracted and repelled, the rotor is driven to rotate, a speed reducer is not needed in the aspect of controlling the rotating speed of the rotor, and the purpose of speed reduction can be achieved only by adjusting the magnetic energy of the permanent magnets by adjusting the types of the permanent magnets.

The invention discloses a high-rise emergency escape slow descent control device for a smart city and a use method of the high-rise emergency escape slow descent control device, and particularly relates to the field of smart cities. The high-rise emergency escape slow descent control device comprises a balance weight stabilizing seat and supporting side plates, wherein pay-off guide wheels, the supporting side plates and a working machine case are fixedly installed on the top surface of the balance weight stabilizing seat; and rotary crankshafts are rotatably mounted in the working machine case, cable winding rollers fixedly sleeve the outer sides of the rotary crankshafts, a bearing seat is fixedly mounted on the inner side of each supporting side plate, the ends of the rotary crankshaftsrotatably sleeve the bearing seats, and a hydraulic slow descent mechanism is fixedly mounted in the working machine case. According to the high-rise emergency escape slow descent control device, byarranging a hydraulic slow descent structure, partial rotating mechanical kinetic energy of a reel is consumed through flow limiting movement of hydraulic oil liquid in the hydraulic slow descent mechanism and a hydraulic adjusting mechanism, so that the slow descent purpose is achieved, the hydraulic slow descent mode is more stable compared with friction speed reduction, and the safety of slow descent escape is greatly improved.

The invention discloses a self-protection and hazard remedy device after out-of-control falling of an electric unmanned aerial vehicle. The device comprises the unmanned aerial vehicle, a power device and a speed reduction device, the power device is fixedly installed at the lower end of the unmanned aerial vehicle, and the speed reduction device is fixedly installed at the lower end of the power device. According to the invention, a modularly designed suction pressurization device and a pop-up type speed reduction device are adopted, the device can be flexibly installed below the unmanned aerial vehicle, after the unmanned aerial vehicle is out of control, an air storage tank is pressurized, a parachute is popped out through air pressure, the purpose of decelerating landing of the unmanned aerial vehicle is achieved, and the unmanned aerial vehicle is prevented from being directly crashed and damaged; trumpet-shaped exhaust hoods are arranged in the air suction pressurization device, air in the air storage tank is discharged in a directional mode through the trumpet-shaped exhaust hoods designed in an arc shape, the air outlet amount of the two trumpet-shaped exhaust hoods is controlled through an adjusting valve, the landing direction and speed of the unmanned aerial vehicle can be changed, the unmanned aerial vehicle is pushed to move towards the roadside open space after the parachute is opened, and the unmanned aerial vehicle is prevented from falling on the road to cause traffic accidents.

The invention relates to a wearable landing protection device. The device comprises a wearable unit, a parachute pack and an inflating device, wherein the wearable unit comprises a platy mounting layer, the mounting layer can also be of any other fixing structure, a strap assembly is mounted on one side of the mounting layer, the strap assembly comprises a pair of shoulder straps, and a waistbandis mounted between the shoulder straps; the waistband comprises two sections which are connected through an inserting buckle or connected in a crossed mode, and the umbrella bag and the inflation device are both arranged on the other side of the installation layer; a user is fixed to the back through the strap assembly, and when the protection device is not started, the parachute pack is in a contracted state. The intelligent control device is arranged on the front side of the waistband, an acceleration sensor is arranged in the intelligent control device, whether the protection device is in aweightless state or not is judged through the acceleration sensor, when the protection device is in the weightless state, the intelligent control device sends out a starting signal, and the inflationdevice receives the starting signal and releases gas, so the umbrella bag is unfolded; therefore, the landing speed is slowed down.