32results about How to "Improve suction and discharge" patented technology

The invention provides a carbon canister configuration structure of a riding type vehicle. When a carbon canister is configured near a combustion tank, the tubing of a carbon canister is controlled to be the shortest. The carbon canister configuration structure comprises a fuel tank (10) arranged on a vehicle frame (4), and a fuel tank protection cover (80L) covered at the front side portion of the fuel tank (10). The fuel tank protection cover (80L) protrudes out of the width direction of a vehicle and the lower end of the fuel tank protection cover (80L) extends to the a position lower than the lower end of the fuel tank (10). A carbon canister for accumulating evaporated fuel from the fuel tank (10) is arranged at the inner side at the vehicle width direction of the fuel tank protection cover (80L). The carbon canister (55) is cylindrical, and axis (C2) of the carbon canister (55) is in line with the vertical direction of a vehicle.

The invention relates to a public toilet health air intelligentizing method and system. The method and system aim at solving the problem that efficiency is low and the effect is poor in the prior art. NH3 probes, H2S probes and local suction and exhaust air ports are arranged in toilet stools or beside the toilet stools or in toilet stool regions and used for detection, suction and exhaust of foul air beside the toilet stools or in the toilet stool regions, the local suction and exhaust air ports are provided with local suction and exhaust mechanisms capable of sucking and exhausting the foul air sucked by the local suction and exhaust air ports outdoors, the local suction and exhaust mechanisms are controlled by a central intelligent control system provided with a multimedia displayer for broadcasting the air quality in a toilet, and the intelligent control system starts or stops the local suction and exhaust mechanisms arranged on the probes to stop sucking or exhausting air according to detected data of the NH3 probes and the H2S probes. The public toilet health air intelligentizing method and system have the advantages that suction and exhaust are accurately positioned, manual operation and guard are not needed, ineffective work is avoided, the suction and exhaust effect is good, toilet air quality monitoring is user-friendly, energy consumption low, efficiency is high, the air quality in the toilet is guaranteed all the time, a user can pee and defecate at ease and joyfully due to multimedia play, and the pee and defecation environment can be remarkably optimized.

The invention provides a circulating cooling micro core drill bit, which comprises a drill body, a blade arranged on the drill body and a core hole arranged at the end of the drill body, and at least one coring hole is arranged in the drill body. Coring passage communicated, the drill body is also provided with a circulating cooling passage and a cooling device connected with the coring passage, the circulating cooling passage includes an output passage and a suction passage, and the cooling device includes a stretching cylinder and a driving extension filled with cooling liquid. The hydraulic cylinder compressed by the pressure cylinder is provided with an output port and an output valve corresponding to the output channel and a suction port and a suction valve corresponding to the suction channel in the stretching cylinder, and the cooling liquid in the stretching cylinder flows in through the output channel To the coring channel, and then return to the stretching cylinder through the suction channel. By implementing the technical solution, it is possible to effectively absorb a large amount of heat generated during the drilling process of the drill bit, reduce the heat load of the drill bit, and effectively improve the integrity and core formation rate of the micro-rock core to form a standard micro-rock core.

The invention relates to a thrombus dredging system for blood vessels, and relates to the technical field of medical equipment. A supporting air bag is fixedly arranged on the outer side wall of the right end of an inner tube body; a residue suction tube is arranged in the middle of an air guide main tube; the middle of the inner tube body is rotationally provided with a first rotating shaft through a bearing; the front end of the first rotating shaft is fixedly sleeved with a first driven bevel gear; the output end of a driving motor is fixedly connected with a driving bevel gear; the left side of the driving bevel gear is meshed with the first driven bevel gear; the middle of the first rotating shaft is fixedly sleeved with a knife holder; blades are symmetrically and fixedly arranged atthe front side and the rear side of the knife holder; through grooves are symmetrically formed in the upper side and the lower side of the inner tube body; and the blades are rotationally arranged inthe through grooves. The device is simple in overall operation, relatively low in production cost, few in execution mechanism and relatively small in volume, and can conveniently remove thrombus in blood vessels; meanwhile, the device can suck crushed thrombus and discharge the thrombus out of a body; and the probability of secondary thrombus is reduced.

The invention relates to a multi-wing centrifugal fan. The multi-wing centrifugal fan comprises a volute (1), an impeller (2) arranged in the volute (1), and a first motor (4) arranged in the volute (1) for driving the impeller (2) to rotate; and the volute (1) is provided with an intake port (11) and an exhaust port (12). The multi-wing centrifugal fan is characterized in that at least two guide blades (3) are arranged on the inner side of the impeller (2) in the volute (1) at intervals; the guide blades (3) are connected to a rotating shaft (6); an output shaft of a second motor (7) is in driving connection with the rotating shaft (6); the second motor (7) is connected to a bracket (5); the bracket (5) is connected to the volute (1); and the guide blades are spirally arranged corresponding to the center of the intake port (11).

The invention belongs to the field of robots, and particularly relates to an anti-winding safe sweeping robot. The robot comprises a robot body, wherein a dust suction opening is formed in the lower surface of the machine body; a brush roller which is horizontally arranged is arranged in the dust suction opening; two cutting plates are arranged above the brush roller; cutting blades are arranged at the lower ends of the two cutting plates at equal intervals. A driving cavity is formed in one side of the dust suction opening; sliding rods are fixedly connected to the ends, close to the drivingcavity, of the two cutting plates; the two sliding rods are arranged in a staggered mode and extend into the driving cavity, the two sliding rods are fixedly connected with the inner side wall of thedriving cavity through reset springs, a motor is arranged in the driving cavity, a shifting wheel is coaxially installed on an output shaft of the motor, and two oppositely-arranged shifting blocks are fixedly connected to the side wall of the shifting wheel. The anti-winding safe sweeping robot can automatically and efficiently remove sundries such as hair and cotton fibers wound on the brush roller to guarantee the cleaning effect of the brush roller, thus avoiding the problems of motor burnout and the like caused by sundry winding.

The invention relates to a cutting platform for a roller type laser cutting machine. The cutting platform comprises a platform main body, a conveying mechanism and a smoke exhausting pipe. The cuttingplatform can achieve the purpose of continuous feeding and discharging of a whole roll of plate for the cutting platform, since plate conveying is achieved through support wheel rotation, the conditions that according to an original rolling cutting platform, a cut workpiece with a hole can be hung on supporting strips or a strip-shaped workpiece is clamped between upper and lower supporting strips, consequently the cutting platform cannot run, and the problem of damage occurs can be prevented; the smoke exhausting pipe can be closer to the plate processed by the cutting machine, so that the smoke suction and exhausting effects are better, the transmission efficiency is higher, and the stability is better, so that high-speed conveying of the plate can be realized; and a frequency conversion controller and a servo can be used for control, and cooperation with an unwinding leveler is achieved, so that automatic control is improved, and the work efficiency is greatly improved.

The underwater desilting robot comprises a vehicle body assembly and a desilting device installed on the vehicle body assembly, the desilting device comprises a dredge pump, a cover body, a winch and a driving motor, a suction port and a sludge discharge port are formed in the cover body, the dredge pump is communicated with the interior of the cover body through the sludge discharge port, a grating plate is installed in the cover body, and the grating plate is connected with the winch. The winch is rotationally connected into the cover body, the driving motor is installed in the cover body, the driving motor is connected with a connecting shaft, and the connecting shaft is connected with the winch and used for driving the winch to rotate; an anti-blocking mechanism is arranged in the cover body, the anti-blocking mechanism comprises a rotating shaft and a plurality of first bristles arranged on the rotating shaft, the rotating shaft is connected with the connecting shaft, the rotating shaft is located on one side of the grating plate, and the rotating shaft abuts against the grating plate through the first bristles. According to the dredging robot, the grating plate can be automatically cleaned in the dredging process, the possibility that the grating plate is blocked by sludge sundries is reduced, the continuous dredging time of the dredging robot is prolonged, and then the dredging efficiency is improved.

The invention belongs to the technical field of automobile part punching tools and particularly relates to an automobile part punching mechanism with powerful scrap iron suction and discharge functions. The automobile part punching mechanism with powerful scrap iron suction and discharge functions comprises a base, wherein a hole pressing die is arranged on the base, a through hole capable of accommodating a machined part is formed in the hole pressing die, and a lower punch is arranged in an upper hole and punches the machined part under the action of a charger and a lower punching cylinder;a scrap discharge port is formed in the position, close to the upper hole, of the side of the hole pressing die. The automobile part punching mechanism with powerful scrap iron suction and discharge functions has the benefits as follows: 2 holes can be simultaneously machined once, so that punching of the machined part can be performed once, scrap iron formed during machining can be automaticallysucked and discharged, and the machining efficiency is improved.

The invention belongs to the technical field of cold headers, and particularly relates to a cold header oil fume removing device which comprises a cold header body, a discharging channel is fixed to the discharging position of the cold header body through bolts, the side, away from the cold header body, of the discharging channel inclines downwards, and an air outlet is formed in the top of the discharging channel in a penetrating mode. An air inlet is formed in the bottom of the discharging channel in a penetrating mode, a discharging port is formed in the side, away from the cold header body, of the discharging channel in a penetrating mode, a jumping assisting block is fixed to the inner wall of the bottom of the discharging channel through bolts, the section of the jumping assisting block is arranged to be triangular, and the jumping assisting block is arranged above the air inlet. A turning mechanism is arranged in the air inlet, a discharging assisting mechanism is arranged in the discharging port, and an oil filtering mechanism is arranged in the discharging channel. According to the device, when the workpieces are discharged, engine oil is shaken off, so that the dual effects of sucking and discharging oil smoke and separating the engine oil adhered to the workpieces are achieved.