764results about How to "No need for manual cleaning" patented technology

The invention discloses an air duct structure for a power distribution cabinet and the power distribution cabinet. The cabinet comprises a cabinet body, and an upper ventilation net frame is arrangedon the cabinet body; a humidity detector is arranged at the side, close to the cabinet body, of a rainproof ceiling; main heat dissipation blades are fixedly arranged at one end, far away from the motor, of a main shaft; a cleaning rod is fixedly arranged on a lead screw in a penetrating mode, and brush bristles are arranged on the cleaning rod; a filter screen is arranged in a heat dissipation window, and a rain baffle is fixedly arranged on a push rod; and the rain baffle is arranged on the cabinet body in a hinged mode through a hinge. The invention provides the air duct structure for the power distribution cabinet. Two heat dissipation systems are arranged in the shell; a power structure can be automatically started at high temperature to assist in heat dissipation, and the rain baffleis movably arranged on the heat dissipation window of the cabinet body; the cabinet body can be automatically opened to strengthen ventilation in sunny days and can be automatically closed in rainy days to prevent rainwater from inclining into the cabinet body. The invention also discloses the power distribution cabinet with the above air duct structure, and the cabinet is good in using effect and quite worthy of popularization.

The invention relates to a sweeper anti-winding device which comprises a support seat, telescopic rods, a driver and a cutting device. The driver and the cutting device are connected on the support seat through the telescopic rods, the cutting device comprises a pair of opposite matched cutting strips, the two cutting strips include a driving strip and a driven strip, the driven strip is fixedly connected with the ends of the telescopic rods, the driving strip is slidably connected with the ends of the telescopic rods, the driving strip can reciprocate and translate on the axis of the drivingstrip under driving of the driver, the axes of the two cutting strips are parallel to the axis of a rolling brush, cutting teeth are axially and equidistantly arranged on the cutting strips, and the telescopic rods, the driver and the cutting device are electrically connected with a computer chip in a body. The sweeper anti-winding device is novel and unique in structure, impurities such as hair and thread ends wound on the rolling brush can be efficiently removed, the sweeping effect of a sweeper is ensured, the impurities wound on the rolling brush can be cut off, and the rolling brush is effectively protected.

The invention discloses a self-cleaning device for a smart home bay window. The self-cleaning device comprises a window frame, wherein glass is fixedly connected to the inner wall of the window frame;a sliding plug cavity is formed in the side wall of the window frame; a magnetic sliding plug is in sealing and sliding connection with the inner wall of the sliding plug cavity; a transverse plate is slidably connected to the inner wall of the window frame; a permanent magnet attracted to the magnetic sliding plug is embedded in the side wall of the transverse plate; a cavity is formed in the transverse plate; and a cleaning device for cleaning the glass surface is mounted on the transverse plate. By arranging a strip-shaped cavity, a low-boiling-point evaporation liquid, a sliding block, the magnetic sliding plug, the transverse plate, the permanent magnet and a cleaning strip, the magnetic sliding plug can drive the transverse plate to move up and down on the inner wall of the window frame through the permanent magnet in day time and at night, so that the cleaning strip on the side wall of the transverse plate carries out self-cleaning twice on the outer surface of the glass without manual intervention, and the cost of cleaning the outer surface of the glass is reduced.

The invention discloses an intelligent continuous insect killer which comprises a support. A support plate is arranged on the support, an insect detecting sensor assembly, a gas type power component, an insect blower component, an insect trapper assembly, an insect collecting tank, a control system and an insect killer component are arranged on the support plate, the insect trapper assembly is arranged at an air outlet end of the insect blower component, the gas type power component is connected with a push rod of the insect blower component and provides power for the push rod, the insect killer component is arranged at the front end of the insect trapper assembly, the insect collecting tank is arranged at the lower end of the insect killer component, and the insect detecting sensor assembly is arranged in the insect trapper assembly. Detected insect density is transmitted to the control system by the insect detecting sensor assembly, the gas type power component works under the control of the control system, an insect killing system only starts to work when insect killing is necessary, accordingly, electric energy can be saved, electric fields generated by high-voltage power grid can be prevented from affecting insects when the insects approach the power grids, and insect killing effects can be improved. The intelligent continuous insect killer has the advantages of energy conservation, environmental protection, convenience in use, simple structure, easiness in manufacture and low cost.

The invention relates to a coal mining method, in particular to a safe and fast driving method for large-section open-off cut time-by-time tunneling. The safe and fast driving method can solve the problem of low efficiency in existing large-section open-off cut construction and comprises the following steps: enabling a coal cutter to start to drive along an open-off cut pilot tunnel from one side of a wind inlet lane of a designed working face, simultaneously laying tracks and a scraper-trough conveyer for transporting out coal cinders, grinding an angle on one side of open-off cut enlargement (the expanded side) to be constructed after the open-off cut pilot tunnel is driven in place, enabling the coal cutter to turn and adjust the machine with 90 degrees for cutting coal in the angle grinding position so as to enable a coal cutter unit to enter into a wind return lane, further adjust the machine with 90 degrees for cutting the coal so as to enable the unit to enter into the side end to be enlarged, then starting to drive the open-off cut enlargement side, transporting out the coal cut during the driving process by utilizing the well laid scraper-trough conveyer, and merging the open-off cut enlargement side with the open-off cut pilot tunnel for performing open-off cut on the working face after the end of driving of the open-off cut enlargement side.

The invention discloses a method for detecting the mechanical system of a drilling machine well mouth drill stem flux leakage detector. The mechanical system comprises a clamp arm device and a permanent magnetic detector device, wherein the clamp arm device can be closed in a cylindrical shape; an accommodating part is arranged in the clamp arm device, and a detector connecting seat is arranged in the accommodating part; and the detector device is arranged on the detector connecting seat. The detection method comprises the following steps: rendering the clamp arm device in an open state and positioning the clamp arm device at the well mouth position of the drilling machine; closing the clamp arm device and placing the upper part of the drill stem at the position of the well mouth of the drilling machine in the accommodating part; lifting the drill stem along the axial direction of the drill stem, and performing the flux leakage type flaw detection of the drill stem by using the permanent magnetic detector device; and opening the clamp arm device and withdrawing the clamp arm device from the well mouth of the drilling machine. The method can detect the drill stem without current and therefore can be directly used at the well mouth of the drilling machine and used conveniently; in addition, the detector device realizes the flux leakage flaw detection in a round trip process at the well mouth of a petroleum drilling machine, the detector is safe and explosion-proof and the manual washing of the drill stem is avoided.

The invention discloses a filtering and stirring device for coating production. The filtering and stirring device comprises a box, wherein a feeding pipe is arranged in the middle of the box; a belt wheel is arranged in the position, located on the feeding pipe, of the top of the box and connected with a driving mechanism through a driving belt; an impurity suction pipe is arranged on the inner side of the feeding pipe; the upper end of the impurity suction pipe is connected with a suction device; a plurality of second stirring blades are arranged on the inner side wall of the feeding pipe; afilter screen is arranged below the feeding pipe; multiple first springs are arranged in the circumferential direction of the upper side of the outer ring of the filter screen; the upper ends of the first springs are connected with electric drive pushers; a second spring is arranged in the middle of the bottom of the filter screen; multiple diagonal bars are arranged in the circumferential direction of the outer side of the feeding pipe; first stirring blades matched with the filter screen are arranged at the lower ends of the diagonal bars; screw blades for lifting a coating are further mounted at the lower part of the feeding pipe. The stirring and filtering effects of the coating are good, impurities are convenient to clean, and the device has higher popularization and utilization value.

The invention discloses a rotary wastewater filtering device capable of automatically discharging residues. The device comprises a filtering box body, a base, a support, a sedimentation tank, a variable frequency motor, a water pump and a controller, wherein the filtering box body and the support are both mounted on the base, a filtering cavity is formed in the filtering box body, a hollow rotating shaft extending into the filtering cavity is inserted into the support, the right end of the hollow rotating shaft extends out of the support, a driven belt pulley and a rotating joint are mounted at the right end of the hollow rotating shaft, the other end of the rotating joint is connected with a water inlet pipe connected with the sedimentation tank, the variable frequency motor drives the driven belt pulley to rotate through a driving belt pulley and a drive belt, a first filtering cartridge and a second filtering cartridge which are connected with the hollow rotating shaft are arrangedin the filtering cavity, thread lines and filtering holes are arranged on the first filtering cartridge and the second filtering cartridge, and a washing pipe is mounted on the inner wall of the upperend of the filtering cavity. The rotary wastewater filtering device has the benefits of simple structure and high practicability.

The invention discloses a box-type transformer station with an automatic dust removing function. The box-type transformer station comprises a box body, wherein the inner bottom of the box body is provided with a device cavity; the right inner wall of the device cavity is fixedly connected with a glass cylinder arranged in a horizontal direction; a rotating shaft is rotatably connected with the left inner wall of the device cavity; the rotating shaft is located in the glass cylinder and is wrapped in a chemical fiber material; the lower end of the box body is provided with a ventilation chamberdisposed in a horizontal direction; axial flow fan blades are installed at both ends of the ventilation chamber and are synchronously rotated by a connecting shaft; the connecting shaft and the rotating shaft are connected by a synchronous belt; and dust holes are uniformly disposed on the inner bottom of the box body and communicate with the device cavity. The box-type transformer station is novel in concept, can remove dust in the box body, ensures the cleanliness of a switchgear cabinet, reduces the influence of dust in the box body on electrical equipment, reduces maintenance cost, and extends the service life of equipment.

The invention discloses a dust cleaning device for processing burrs of stamping parts. The dust cleaning device comprises a cleaning box body. A workbench is fixedly arranged in the middle of the inner bottom wall of the cleaning box body. A bidirectional motor is fixedly arranged on the upper part of the inner wall of one side of the cleaning box body through locking bolts. A bidirectional screwrod is fixedly connected to an output shaft of the bidirectional motor. Both sides of the bidirectional screw rod are sleeved with movable blocks in a threaded manner. A push rod motor is welded at the bottom of each movable block. A mounting plate is fixedly connected to a piston rod of each push rod motor. Cleaning brushes are fixedly arranged on the bottoms of the mounting plates through locking bolts. Suction fans are correspondingly arranged on both side surfaces of the workbench. Air inlet pipes are correspondingly arranged on the sides, close to each other, of the two suction fans. Airoutlet pipes are correspondingly arranged on the sides, away from the air inlet pipes, of the suction fans. Dust outlet pipes are connected to the ends, away from the suction fans, of the air outlet pipes. The ends, away from the suction fans, of the air outlet pipes are connected with dust outlet pipes through flanges. The ends, away from the flanges, of the dust outlet pipes are fixedly connected with dust collection bags. The dust cleaning device has the beneficial effects of reasonable structure, ingenious design, novel conception, simple operation, convenient use and suitability for popularization.

The invention belongs to the technical field of environmental protection, and particularly relates to a device and a method for processing large-area algal blooms in natural water bodies through the combined use of a floatation boat and a residue scraping boat. The floatation boat consists of a boat hull and a rear floatation component which comprises a micro air bubble generating device and a micro air bubble releasing device. The residue scraping boat consists of a boat hull and a front residue scraping component which comprises a residue collecting arm, a residue scraping tipping bucket and an algal residue trough. The method comprises the following basic processes for algal removal that: the floatation boat moves forward, the floatation micro air bubble releasing device positioned on the backside of the boat hull starts to release micro air bubbles, and algal cells and the highly dispersed micro air bubbles in the natural water bodies are adhered to each other so that the algal cells and the micro air bubbles are gathered with each other and float to the water surface under the action of buoyancy; and the residue scrapping boat following up the floatation boat in the driving process uses the residue collecting arm to intensively collect the algal residues suspended up in a water surface range and uses a residue collecting hopper to collect the algal residues into the algal residue trough so as to remove the algae in water. The device and the method have the advantages of convenient construction, high efficiency, low cost and simple operation.

The invention belongs to the technical field of medical tools and particularly provides an examination bed used for examination in the neurology department and having an automatic disinfection function. For solving the problem that an examination bed is difficult to clean and disinfect and easily causes cross infection of a patient, the following scheme is proposed that the examination bed comprises a base, wherein a vertically arranged hydraulic oil cylinder is connected to the center of the top of the base through bolts, a horizontally arranged electric turntable is connected to the top of the hydraulic oil cylinder through bolts, a bed board is connected to the top of the electric turntable through bolts, and first installing grooves are formed in the middles of two sides of the bed board. The examination bed brings convenience to a physically inconvenient patient to go to bed or get out of bed, meanwhile brings convenience to doctors of different heights for examination and provides convenience for the patient and the doctors, and the surface of the examination bed is disinfected for multiple times, so that the examination bed used for examination in the neurology department has the automatic disinfection function, and the risk of cross infection of the patient can be effectively reduced. In addition, the temperature of the examination bed is kept to provide a good examination environment for a patient to use.

The invention relates to an intelligent LED screen with a good heat dissipation effect and having an automatic cleaning function, comprising a bottom plate, an LED display screen, a top plate, a flushing tank, a heat dissipation tank and a cleaning mechanism, wherein a heat dissipation mechanism is arranged in the heat dissipation tank; the cleaning mechanism comprises a flushing unit and a scrubbing unit; the flushing unit comprises a first motor, a driving wheel, a fixed pulley, a fixed rope, a sliding block, a spring, a fixed block and at least two water spray pipes; and the heat dissipation mechanism comprises a heat absorbing tank, an air inlet hole, a heat exchange pipe, a heat dissipation pipe, an air exhauster, an air inlet pipe, a sprayer and a plurality of heat conducting pipes.According to the intelligent LED screen with a good heat dissipation effect and having an automatic cleaning function, dust accumulated on the surface of the LED display screen can be cleaned by the cleaning mechanism, manual cleaning is not needed, and cleaning cost is lowered; and furthermore, heat produced by LED lights of the intelligent LED screen can be conducted out effectively due to the heat dissipation mechanism, thus avoiding the situation the LED screen is turned off due to overhigh temperature after working for a period of time, and improving the practicability of the existing LEDscreen.

The invention provides a cutting mechanism of an excavating machine and the excavating machine. The cutting mechanism of the excavating machine comprises a speed reduction box (1), cutting winding drums (2), a coupler (3) and a cutting motor (4), wherein the cutting motor (4) is connected with the speed reduction box (1) through the coupler (3), and the cutting motor (4) provides power for the speed reduction box (1) through the coupler (3); the cutting winding drums (2) are fixed on both ends of the speed reduction box (1), and the cutting winding drums (2) are used for excavating operation under the driving of the speed reduction box (1); and the speed reduction box (1) is used for controlling the excavating speed of the cutting winding drums (2). The cutting mechanism of the excavatingmachine and the excavating machine which are provided by the embodiment of the invention, can not only carry out excavating and hoeing operation, but also realize mining milling and excavation, roadway repair and rock breakage, can also ensure that a cutting part swings horizontally and up and down at a large amplitude and meet the requirement for the fixed point cutting of the full section of a wider roadway.

The invention belongs to technical field of suction fans and exhaust fans, and particularly relates to a self-cleaning exhaust fan. The self-cleaning exhaust fan comprises a shell, a motor, fan blades, a net cover, a brushing-removing module and a driving module; one side of a rotating shaft of the motor is provided with the brushing-removing module, the brushing-removing module comprises an upperscraping plate and a lower scarping plate, and the upper scraping plate and the lower scarping plate are used for scraping and removing dirt adhered to the surface of the net cover; the other side ofthe rotating shaft of the motor is provide with the fan blades, and the driving module is used for driving the fan blades to rotate; the driving module can be one of a planetary gear mechanism and aconnecting rod mechanism, autorotation and revolution of the fan blades can be achieved, and the net cover is cleaned while air exhausting is conducted; the planetary gear mechanism comprises a firstgear, a second gear and a first gear ring; and the connecting rod mechanism comprises a connecting rod, a third gear and a second gear ring. According to the self-cleaning exhaust fan, the fan bladesand the brushing-removing module are symmetrically arranged on the two sides of the motor, circulating and alternating exhausting and cleaning are achieved through the driving module, the situation that the dirt adheres to the net cover of the exhaust fan is avoided, and manual clearing is not needed.

The invention relates to a punching machine, in particular to a self-moving die punching machine. The self-moving die punching machine can automatically punch a composite leaking plate, punch a plurality of holes at one time, and improve the punching efficiency. According to the technical scheme, the self-moving die punching machine comprises a base and a punching mechanism, wherein a support is installed on the front side of the base; a movement mechanism is arranged on the base; and the punching mechanism is installed on the base and connected with the movement mechanism. According to the self-moving die punching machine, the composite leaking plate can be driven to move intermittently through the movement mechanism, so that the different parts of the composite leaking plate are punchedconveniently; the composite leaking plate can be punched automatically through the punching mechanism; meanwhile, through the design of a plurality of punching rods, the plurality of holes can be punched simultaneously, so that the punching efficiency is improved; and waste falling in the punching process is collected through a waste collecting box instead of being swept manually.

The invention discloses a self-dedusting road reflector. The reflector comprises a chute arranged on the ground and a shell fixedly connected to the ground through a supporting rod. A deceleration strip is connected into the chute in a sealed and sliding mode, a mirror surface and an arc-shaped flashing board are fixedly installed on the side wall and the upper end of the shell respectively, the deceleration strip is elastically connected to the inner bottom of the chute through a plurality of sets of first springs, an air inlet is formed in the inner wall of the chute, and a telescopic air bag is fixedly connected into the shell. An exhaust mechanism, an telescopic air bag, an impeller, a driving mechanism and a cleaning mechanism are arranged, air can be pumped into the telescopic air bag, air is stored, the stored air is used for removing dust on the mirror surface, the impeller can be driven to rotate through the sprayed air, then the cleaning mechanism pumps water to clean the mirror surface, dust on the mirror surface is thoroughly removed, manual cleaning is not needed, the mirror surface is not damaged, the structure is simple, electronic components needing to be maintainedare not needed, and the cost is low.

The invention relates to a deduster and discloses an acoustic deashing and dedusting device. The acoustic deashing and dedusting device comprises a box, an air inlet, an air outlet, an ash bucket arranged below the box and a negative pressure draught fan connected with the air outlet. The acoustic deashing and dedusting device is characterized by further comprising an acoustic transmitter. According to the invention, acoustic deashing technology is employed, and dust accumulated on pole plates and pole wires of an electric precipitator or on the filter material of a bag filter can be effectively removed. The acoustic deashing and dedusting device can remove dust accumulated on the surface of the pole plates or filter material and has the advantages of a good deashing effect, a simple structure, high purifying efficiency, long service life, safe and reliable operation and a high degree of automation.

The invention discloses an electric field device with an automatic cleaning function. The electric field device comprises a support, at least one hollow cylindrical dust collecting electrode and a corona pole, wherein the corona pole is placed on the axle wire of the hollow cylindrical dust collecting electrode, and the end part of the corona pole is fixed on the support; the dust collecting electrode is grounded, and the corona pole is connected with a power source. The electric field device further comprises a wind wheel, and an internal thread is formed on the axle hole of the wind wheel. An external thread matched with the internal thread on the wind wheel is formed on the corona pole. A dust sweeping device contacting with the inner wall of the hollow cylindrical dust collecting electrode is arranged on the periphery of the wind wheel. The electric field device does not need manual cleaning, and thus the time and cost are saved.