32results about How to "Guaranteed rotation efficiency" patented technology

The invention discloses a workpiece detection method and device. The method comprises that first detection images of a workpiece are sampled to obtain a second detection image, and first reference diagrams corresponding to the workpiece are sampled to obtain a second reference diagram; the second detection image is rotated for a first angle for multiple times, after each rotation, the present rotated second detection image is subtracted from the second reference drawing to obtain a difference value, and when the obtained difference value equals a first minimal difference value, the total angle rotated relative to the second detection image is determined to be a first angle deviation value; a rotation angle range is obtained on the basis of the first angle deviation value and a predetermined angle error; and within the range, the first detection image is rotated for a second angle for multiple times, after each rotation, the present rotated first detection image is subtracted from the first reference drawing to obtain a difference value, and when the difference value equals a second minimal difference value, the total angle rotated relative to the first detection image is determined to be a second angle deviation value.

The invention discloses a startup water feed pump for a nuclear power station, which comprises a stator component, a rotor component, two sets of mechanism seals, a mechanism sealing washing tube and a bearing component. The rotor component comprises a pump body and a balance water pipe, the rotor component comprises a pump shaft, an impeller, a middle sealing shaft sleeve, a rear sealing shaft sleeve and a shaft sleeve nut, and the bearing component comprises a front bearing, a rear bearing, a middle throttling bush and a rear throttling bush. The pump body is of an axial section structure and is divided into a lower pump body at the lower portion and an upper pump cover at the upper portion through a horizontal split, the lower pump body and the upper pimp cover are integrally connected through a plurality of press bolts, and an inner cavity of the pump body comprises a low pressure zone containing a first water pumping chamber, a second water pumping chamber, a third water pumping chamber, a fourth water pumping chamber and a fifth water pumping chamber and a high pressure zone containing a sixth water pumping chamber, a seventh water pumping chamber, an eighth water pumping chamber and a ninth water pumping chamber. The balance water pipe is connected between an inlet and an outlet which are arranged at the front portion and the rear portion of the pump body, the impeller is composed of nine levels of impellers, the two sets of mechanical seals are respectively arranged at the front end and the rear end of the pump body, and the mechanical sealing washing pipe is led out of an outlet of the first water pumping chamber to be respectively connected on the two sets of mechanical seals.

The present invention relates to the technical field of indoor formaldehyde purification equipment, and discloses an easily-disassembled indoor formaldehyde purification apparatus, which comprises a base, wherein a housing is fixedly arranged on the top end of the base, a purification cylinder is fixedly arranged on the inside-housing bottom end provided with a purification chamber, the top end of the purification cylinder is fixedly connected to the bottom end of a separation plate, the separation plate is fixedly arranged on the top end of the purification chamber, a sieve mesh is fixedly arranged on the side surface of the purification cylinder in a sleeved manner, the side surface of the sieve mesh is fixedly provided with a fan positioned on the inner wall of the purification chamber, the bottom end of the purification cylinder is fixedly provided with a fixation plate, the middle portion of the top end of the fixation plate is fixedly provided with a fixation rod, and the fixation rod is fixedly provided with a support block. According to the present invention, through the stretching spring transmission position limiting plate, the bottom portion of one end of the stretching plate is movably connected to the top end of the cover plate, such that the limiting on the cover is easily achieved, the cover plate sleeved connection stability is improved, the disassembly is convenient, and the formaldehyde purification practicality is improved.

An electric power tool comprises a casing, a power component, a speed reducing mechanism, an impact mechanism, an actuating mechanism and a damping mechanism. The electric power tool provided by the invention is characterized in that the damping mechanism is arranged between a main shaft and an output shaft and located in a containing hole of the main shaft or the output shaft; the damping mechanism comprises a supporting element and an elastic element which is connected with the supporting element; the supporting element and the elastic element are extruded and assembled into a whole and the clearance between the supporting element and the elastic element is always zero through the automatic adjustment of the elastic element, so that the impact sound generated during the process of shaking the electric power tool is avoided and the friction between the damping mechanism and the main shaft or output shaft is reduced as a result of the point contact between the supporting component and the main shaft or the output shaft, thereby ensuring the rotational efficiency of the output shaft. The electric power tool provided by the invention has the advantages of simple and compact structure and low cost.

The invention discloses a workpiece detection method and device. The method comprises that first detection images of a workpiece are sampled to obtain a second detection image, and first reference diagrams corresponding to the workpiece are sampled to obtain a second reference diagram; the second detection image is rotated for a first angle for multiple times, after each rotation, the present rotated second detection image is subtracted from the second reference drawing to obtain a difference value, and when the obtained difference value equals a first minimal difference value, the total angle rotated relative to the second detection image is determined to be a first angle deviation value; a rotation angle range is obtained on the basis of the first angle deviation value and a predetermined angle error; and within the range, the first detection image is rotated for a second angle for multiple times, after each rotation, the present rotated first detection image is subtracted from the first reference drawing to obtain a difference value, and when the difference value equals a second minimal difference value, the total angle rotated relative to the first detection image is determined to be a second angle deviation value.

The invention relates to the technical field of medical treatment, and discloses an oral cavity flushing device for the stomatology department, the oral cavity flushing device comprises a liquid storage tank, the liquid storage tank is internally provided with a cleaning tank and a sewage tank, the interior of the cleaning tank is fixedly connected with a booster pump, the interior of the sewage tank is fixedly connected with a suction pump, and the suction pump is fixedly connected with the booster pump. The output end of the booster pump is fixedly connected with a high-pressure hose, and the output end of the suction pump is fixedly connected with a sewage hose. Cleaning liquid in the cleaning box is conveyed to the high-pressure hose through the booster pump, tooth dirt and impurities in the oral cavity are cleaned through the high-pressure spray head in a high-pressure mode, and then the suction pump enables the suction spray head to generate suction force to suck the impurities and the cleaning liquid in the oral cavity into the sewage box to be stored. The high-pressure spray head and the suction spray head are designed in one cleaning device, so that one worker can operate the cleaning and suction treatment process, the complexity of equipment is reduced, and the device is convenient to use by the worker.

The invention belongs to the technical field of vehicle-mounted intelligent cockpit domain hosts, in particular to a water-cooled circulation type intelligent cockpit domain heat dissipation system, comprising a first circuit board, a second circuit board is arranged at the bottom of the first circuit board, and the first circuit board is provided with a second circuit board. A middle frame is arranged between a circuit board and a second circuit board, an upper cover is arranged on the top of the first circuit board, and a lower cover is arranged at the bottom of the second circuit board. The invention is provided with a heat dissipation device, when the water in the vehicle water system fills the space corresponding to the partition, the heat generated by the first circuit board and the second circuit board can be absorbed by the water in the space of the partition, and then the water passes through the one-way The valve enters the return tank, and finally returns to the water system of the vehicle through the water outlet pipe, so as to achieve the purpose of cooling the main engine. In addition, the blade installed on the partition can absorb the kinetic energy of the water flow, thereby slowing down the water flow. The speed of the water flow prolongs the staying time of the water flow, thereby improving the heat dissipation effect of the water flow on the first circuit board and the second circuit board.

The invention relates to the technical field of motors, in particular to a radiating motor stator, and overcomes the defect of the traditional motor of being difficult in radiating. Radiating fins are arranged on the outer side of the motor stator so that the radiating motor stator effectively solves the problem of difficulty in radiating of the motor stator, ensures rotating efficiency of the motor and prolongs service life of the motor.

The invention relates to a vertical shaft wind driven generator and a distributed energy storage station device. The vertical shaft wind driven generator comprises an outer rotor motor device, blades arranged on the surface of the outer wall of the outer rotor motor device at intervals in the circumferential direction, and flow guide plates arranged along the peripheries of the blades; The guide plates are arranged along the peripheries of the blades; the cross section of each blade is an inwardly concave curved surface, the multiple flow guide plates are distributed on the peripheries of the blades by taking the outer rotor motor device as a center inclined angle, the flow guide plates are linear base plates, and the included angle between every two adjacent flow guide plates is 360 / N (N is equal to the number of the flow guide plates). According to the vertical shaft wind driven generator and the distributed energy storage station device, the rotation efficiency of a rotor in the vertical shaft wind driven generator is guaranteed, and finally the wind power generation effect is remarkably improved.

The invention belongs to the technical field of conveying devices, and provides a conveying device for engine production. A conveying belt, a turning device and an overturning mechanism are included.The conveying belt comprises a first conveying belt body and a second conveying belt body which are vertically arranged. The turning device comprises a power piece and a rotation disc. The rotation disc is fixedly connected with the output end of the power piece. The overturning mechanism comprises a fixing base, an overturning rod and a bottom plate. The bottom plate is provided with fixing tongs. The two ends of the overturning rod are movably connected with the fixing base and the bottom plate correspondingly. Two moving devices are arranged and each comprises a drive piece, a screw and a movable block. The movable blocks are movably connected with the bottom plate. Each drive piece comprises a drive wheel, a driven wheel and a rotation chain, wherein the rotation chain is in cup jointwith the drive wheel and the driven wheel, and the driven wheel is fixedly connected with the corresponding screw. Thus, the conveying device can effectively achieve engine conveying, the occupied area of the conveying device is reduced, meanwhile, overturning in the engine conveying process can be effectively achieved, and the assembling efficiency is improved.

The invention belongs to the technical field of medical auxiliary instruments, solves the technical problems that medical staff suffer from heatstroke, syncope and the like due to the fact that a protective garment in the prior art cannot be cooled at high temperature, and provides a cooling type medical protective garment and an intelligent cooling control method and a dismounting method thereof. Through the arrangement of the adapter flange, cooperative work of the first heat exchange main body and the second heat exchange main body in a non-toxic environment and a public environment of the cooling type medical protective clothing is achieved, and the first heat exchange main body located on the inner side of the protective clothing can be taken down along with medical staff entering a living quarter; the second heat exchange main body can be directly taken down in a disinfection area along with the protective clothing, so that the preparation time for medical personnel to return to the disinfection area for epidemic prevention after entering a living area for a short time is shortened, and the heatstroke problem of the medical personnel caused by high-temperature work can be avoided; and the situation that the preparation time is prolonged due to wearing of the cooling type medical protective clothing can be avoided, and the rotation efficiency is guaranteed when the epidemic prevention workload is huge.

The invention relates to the field of wind power generation, and specifically discloses a transport device for wind power generation blades with a stabilizing component, including a housing, and side plates are fixedly connected to both sides of the top of the housing, and slide between the two side plates A slide plate is installed, and a roller column is installed between the two side plates. The roller column is located directly below the slide plate. There is an empty slot inside the slide plate. The bottom of the plate is fixedly connected with a plurality of clamping strips. The present invention can effectively ensure the stability of the blade, and on the other hand, it can also effectively share the force received by a single device, thereby ensuring the stability of the device. Through the rotation of the wheel, it can effectively Controlling the direction of the blade can effectively avoid the risk of collision with other blades or objects when the aerial crane is used to transport the blade.

The present invention discloses a motor rotor balancing structure. It includes a fixing portion, a rotor, a first balance magnet and second balance magnet, said first and second balance magnet respectively set proper position of said fixing portion and rotor, adjacent surface of said first and second balance magnet having diversity polarity. Thereof said first and second balance magnetical adjacent surface attract on axial direction and radial direction, and then effectively keeping rotor rotational equilibrium and starting up stability.

The invention relates to the field of automobile parking pad equipment, and particularly relates to a parking pad charging pile capable of automatically charging when entering a garage. The parking pad charging pile comprises a parking pad main body, wherein a front limiting plate is movably mounted on the left side in the parking pad main body, a rear limiting plate is movably mounted on the right side in the parking pad main body, a charging device fixedly mounted at the upper end of the parking pad main body, a charging gun is movably installed at the upper end of the interior of the charging device, a trigger plate is movably installed at the lower end of the interior of the parking pad main body, the left end of the trigger plate penetrates into the lower end of the front limiting plate, when rear wheels of the vehicle make contact with the front limiting plate, the front limiting plate cannot rotate downwards under the action of the trigger plate, when the rear wheels of the vehicle are in contact with the rear limiting plate, the left end of the rear limiting plate can be connected with the movable plate, and the left end of the rear limiting plate tilts upwards while the rear limiting plate rotates downwards, so that the limiting plate is driven to move rightwards to relieve blocking of the front limiting plate, the front limiting plate can also rotate downwards to limit tires, and the effect of improving the vehicle limiting efficiency is achieved.

The invention relates to a mowing machine, belongs to the field of agricultural machinery and solves the problem that a handle mechanism of a mowing machine leads to low cutting efficiency. Accordingto the technical scheme to solve the problem, the mowing machine mainly comprises a body, a motor arranged on the body, and a handle mechanism arranged on the body. The handle mechanism comprises a moving connector; the handle mechanism is mounted on the body through the moving connector; the moving connector allows the handle mechanism to rotate back and forth and side to side relative to the body along a forward cutting direction. The mowing machine has the advantages that the moving connector allows the handle mechanism to rotate back and forth and side to side relative to the body, an operator select a suitable angle of the handle mechanism relative to the body according to an obstacle, walking range is narrowed for the operator, walking around the obstacle to finish cutting is not required, cutting efficiency is improved, and scratch of the body by obstacles can be prevented.

The invention belongs to the technical field of object containers, and particularly relates to a cigarette extinguishing column facilitating recovery of filter cotton in cigarette butts. The cigarette extinguishing column comprises a box body, a smoke and fire extinguishing device is arranged at the top of the upper part of the box body, a filter cotton collecting box is movably connected to the side surface of the box body, and the filter cotton collecting box is located below the smoke and fire extinguishing device. According to the cigarette extinguishing column facilitating recovery of the filter cotton in the cigarette butts, cigarette ash falls into one of twelve cavities formed among a poking plate, the smoke and fire extinguishing device and a fixing plate through a cigarette ash falling hole in the smoke and fire extinguishing device, meanwhile, when smoking is finished, the cigarette butts are inserted into the cigarette ash falling hole, the filter cotton in the cigarette butts leaks outside, meanwhile, a button is pressed downwards, a spiral groove in the surface of the button is matched with a fixing block on a fixing ring, the spiral groove is in sliding connection with the fixing ring, and the spiral angle of the spiral groove is clockwise 30 degrees, so that the button rotates downwards clockwise by 30 degrees, and the button drives a first inclined block to rotate.

The invention discloses an air port structure and a manufacturing method thereof. The air port structure comprises a frame body arranged around an air conduit, a plurality of louver blades are distributed on the frame body in the length direction of the frame body, a sunken groove is formed in the upper side of each louver blade, a protruding strip is arranged on the lower side of each louver blade and is matched with the sunken groove in the adjacent louver blade in a clamped connection mode, the sealing effect of the louver blades is improved, and therefore the sealing effect of the air port is improved, and dust is prevented from entering a room. The end of sectional material cut through the laser cutting technology is smooth and free of too many burrs, gaps generated in welding are small, the contact area between two pieces of sectional material is larger, and therefore the welding effect is firmer and more stable.

This invention relates to a motor with magnetized balance plates including a fixed part, rotors and at least a magnetized balanced plate on the fixed part, in which, the fixed part is set with a stator group having at least a magnetic pole plate and a coil winding, the magnetic pole plate extends to generate several magnetic faces of an alternating magnetic field generated by the induction of the turned-on coil winding, two adjacent magnetic pole faces form a pole gap, the rotor includes a shaft rod rotationally combined to the fixed part and a ring magnet set in the internal circumference and corresponding to the magnetic pole face of the stator set, the magnetized balanced plate is set with two magnetized faces corresponding to the pole gap position, the magnetized face is not less than the length of the pole gap to make gaps between the faces opposite to a surface of the rotor ring magnet.

The invention relates to the field of wind power generation, and particularly discloses a wind power generation blade conveying device with a stabilizing assembly. The wind power generation blade conveying device comprises a shell, wherein side plates are fixedly connected to the two sides of the top of the shell; a sliding plate is arranged between the two side plates in a sliding mode; a roller column is rotationally arranged between the two side plates; the roller column is located right below the sliding plate; an empty groove is formed in the sliding plate; the empty groove communicates with an air inlet assembly; a baffle is connected in the empty groove in a sliding mode; and a plurality of clamping strips are fixedly connected to the bottom of the baffle. According to the wind power generation blade conveying device, the stability of blades can be effectively guaranteed, on the other hand, the force borne by a single device can be effectively shared, so that the stability of the device is guaranteed; and through the rotation of wheels, the direction of the blades can be effectively controlled, and the risk that the blades collide with other blades or objects when the blades are conveyed by using an aerial crane can be effectively avoided.