32results about How to "Blow off" patented technology

The invention belongs to the technical field of building construction, and particularly relates to a spray dust falling and cooling device for a building construction working face. A scheme is provided in order to solve the problem that the dust falling and cooling range of an existing dust falling and cooling device is small. According to the scheme, the spray dust falling and cooling device comprises a corrugated water guide pipe; a water distributing pipe is arranged at the top of the corrugated water guide pipe, and a first opening is formed in the outer wall of the center of the bottom ofthe water distributing pipe; the inner wall of the first opening is connected with the outer wall of the top of the periphery of the corrugated water guide pipe through a bearing; and a rotary rod isfixedly installed on the inner wall of the center of the top of the water distributing pipe, and an auger blade is fixedly installed on the outer wall of the periphery of the rotary rod. According tothe spray dust falling and cooling device for the building construction working face, by arranging three telescopic sleeves and arranging electric guide rails and electric sliding blocks between theadjacent telescopic sleeves, the electric sliding blocks can drive the telescopic sleeves to stretch out and draw back, then the spraying height of the device can be effectively increased, and the dust falling and cooling range is enlarged.

The invention relates to an auto spare parts cleaning device which comprises a rack and a cleaning tank. The cleaning tank communicates with a water inlet pipe and a water outlet pipe; a turbine is rotatably connected into the water outlet pipe; a cam and the turbine are coaxially connected; a sliding rod is slidably connected into the cleaning tank; the cam is abutted against the sliding rod; a placement tank is hinged to the top part of the sliding rod; a discharge hole is formed in one side of the cleaning tank; an ejector rod is fixedly connected onto the cleaning tank; a rotary plate is rotatably connected into the cleaning tank; a crank is hinged onto an eccentric center of the rotary plate, and is hinged with a connecting rod; the connecting rod is fixedly connected with the slidingrod; the rotary plate is coaxially connected with a first bevel gear; the first bevel gear meshes with a second bevel gear; the second bevel gear is coaxially connected with a fan gear; the fan gearmeshes with a rack; a plurality of wedge slots are formed in the rack; a first wedge rod is slidably connected into the cleaning tank; a seal plate is slidably connected to the discharge hole of the cleaning tank; and the rack is abutted against the seal plate. Compared with the prior art, according to the scheme, spare parts are placed into the placement tank, so that the cleaning efficiency is greatly improved.

The invention discloses metal bar outer surface polishing equipment, and relates to the technical field of polishing. The metal bar outer surface polishing equipment comprises a frame body and a supporting column, a first hydraulic element, a moving plate and rotating blocks are arranged in the frame body, a rotating assembly is arranged on the frame body, a clamping assembly and a working assembly are arranged in each rotating block, a supporting piece is arranged between the upper rotating block and the moving plate, and a polishing assembly for polishing a bar is arranged in the frame body.The first hydraulic element in the frame body drives the moving plate fixedly connected with the first hydraulic element to move up and down, so that the distance between the clamping assembly on themoving plate and the clamping assembly on the frame body is adjusted, and bars with different lengths are clamped; and a conductive block is powered on to enable a conductive ring and a powered-on magnet to be powered on, then the powered-on magnet generates magnetism to repel a permanent magnet in a moving block, clamping blocks clamp the bar, and the bars with different diameters are clamped through the arrangement of a first spring and a second spring.

The invention belongs to the technical field of steel plate machining, and discloses a steel plate strip punching and deburring device which comprises a mounting base, a threaded rod is movably sleeved with a mounting frame, and the left end and the right end of the threaded rod are fixedly connected with a rotating disc and an anti-disengaging block correspondingly. According to the steel plate strip deburring device, a threaded rod and a movable rod are arranged, the threaded rod can be driven to rotate by rotating a rotating disc, a steel plate strip is extruded, and the steel plate strip is fixed, and deburring treatment can be conducted on the side face of the steel plate strip by starting a power motor; the pressure between the grinding disc and the steel plate strip is transmitted to the pressure sensor, the controller is used for controlling the elongation of the electric control telescopic rod, the contact pressure between the grinding disc and the steel plate strip is adjusted in real time to be always in a proper range, and the uniformity of the grinding effect on all the surfaces of the steel plate strip in the grinding process is guaranteed.

The invention discloses an ammonia-nitrogen-stripping secondary spraying tower. The ammonia-nitrogen-stripping secondary spraying tower is characterized in that a first filler region, a second filler region and a water collecting region are respectively inside the tower body from top to bottom, wherein a primary spraying water distributor is horizontally arranged above the first filler region; a secondary spraying water distributor is horizontally arranged between a second filler region and the first filler region; the secondary spraying water distributor is connected with a secondary spraying pump by a secondary spraying tube; a water inlet tube of the secondary spraying pump is connected with the bottom of the water collecting region; a draught fan interface is respectively arranged at the periphery of the water collecting region; one side of the bottom of the water collecting region is respectively equipped with a man hole and a blow-down tube; and the tube body of the water outlet tube is inserted inside the water collecting region. By virtue of the setting, the ammonia-nitrogen-stripping secondary spraying tower can carry out secondary spraying onto the ammonia-nitrogen wastewater to realize secondary stripping; and wastewater for the secondary spraying and stripping is directly from the tower body, so that wastewater ammonia-nitrogen stripping is more complete, and an ideal ammonia-nitrogen removing effect is achieved; and meanwhile, pressure of a next wastewater processing process is relieved.

The invention discloses a slag blocking ball for a converter. The slag blocking ball comprises a ball matrix (1) and a handle (3), wherein the handle is connected with the ball matrix; the surface of the ball matrix (1) is coated with a gas generating layer (2), which is 10cm to 20cm thick, in an enwrapping manner. According to the slag blocking ball for the converter, by adopting a method of coating the surface of the ball matrix of the slag blocking ball with a circle of substance which can generate gas at a high temperature, the effects of decreasing the occurrence rate of the stranding phenomenon of the slag blocking ball and suppressing the phenomenon that slag is entrapped by a tapping vortex are achieved.

The invention relates to a liquid nitrogen extraction and conveying device for experiments. The liquid nitrogen extraction and conveying device comprises a pore plate, a liquid storage device, a storage tank, a temperature adjusting device, a liquid outlet pipe, a liquid extraction pipe and a plug, wherein the liquid storage device accommodates liquid nitrogen; the plug seals the liquid nitrogen in the liquid storage device; one end of the liquid extraction pipe is inserted into the liquid nitrogen; the other end of the liquid extraction pipe penetrates through the plug to communicate with the liquid storage device; one end of the liquid outlet pipe communicates with the liquid extraction pipe; the other end of the liquid outlet pipe aligns to an external liquid collection container; the pore plate is arranged on the liquid outlet pipe and is used for controlling the output flow of liquid nitrogen; the temperature adjusting device controls the air pressure in the storage tank through adjusting the temperature, so that the flow velocity of the liquid nitrogen is controlled; and the liquid storage device is used for conveying buffer and blow removal of residual liquid after conveying. According to the conveying device, the liquid nitrogen can be extracted and conveyed stably, quickly, safely and accurately, the manpower is saved, the cost is reduced, and the device is applicable to most low-temperature experiment occasions like laboratories.

The invention discloses a mechanical dustproof device. The mechanical dustproof device comprises a dustproof outer cover, a dustproof auxiliary box, a main dustproof net and a dustproof cylinder. An exhaust cylinder is connected to the outer wall of the right side of the dustproof outer cover in a penetrating manner. A flexible frame is connected to the lower wall of the dustproof outer cover in apenetrating manner. A fixing groove is formed in the side, close to the flexible frame, of the lower wall of the dustproof outer cover. A dust suction net is fixedly mounted on the side, away from the dustproof outer cover, of the inner wall of the exhaust cylinder. A rotating shaft is fixedly mounted on the side, close to the dustproof outer cover, of the dust suction net. A fan blade is weldedto the outer wall of the rotating shaft. The dustproof auxiliary box is fixedly mounted on the side, away from the exhaust cylinder, of the dustproof outer cover through bolts. The mechanical dustproof device can reduce dust falling on a mechanical device and has the effects of dust removal and dust prevention. At present, the dustproof device is used to protect articles and can protect the surfaces of the articles from external corrosion. The dustproof device can be in many kinds of shapes generally including round, square and polygon.

The invention discloses a household shoe sole cleaner based on self-driven expansion friction cleaning, which comprises a cleaning outer box and an upper bearing sliding plate, wherein a mounting clamping groove is fixedly connected to the position, which is close to the upper portion, in the left side of the cleaning outer box, a mounting magnet block is fixedly connected to the middle of the left side of the upper bearing sliding plate, a supporting filter plate is fixedly connected to the middle of the interior of the limiting top groove, a flushing cleaning plate is fixedly connected to the position, which is close to the lower portion, in the cleaning outer box, the flushing cleaning plate is arranged below a limiting rail, a water storage tank is fixedly connected to the position, which is close to the lower portion, of the back face of the exterior of the cleaning outer box, a high-pressure water pump is fixedly connected to the position, which is located above the water storagetank, of the exterior of the outer cleaning tank, and the output end of the high-pressure water pump is communicated with the flushing cleaning plate. The invention relates to the technical field ofshoe sloe cleaning. According to the household shoe sole cleaner based on self-driven expansion friction cleaning, flexible adjustment of the position of a shoe edge during friction cleaning is achieved, dead-corner-free cleaning of the shoe edge is guaranteed, and a cleaning blind area is avoided.

The invention discloses a matched pipe pressing plate suitable for an air conditioner. The matched pipe pressing plate comprises an installation shell and a matched pipe pressing plate body installedon the top of the installation shell. A matched pipe assembly is installed in the installation shell. The matched pipe assembly and the installation shell are installed in an attached manner. An indoor unit bottom plate is arranged on one side of the installation shell. The indoor unit bottom plate and the installation shell are installed in a matched manner. A fixed table is arranged on the top of one end of the installation shell. The matched pipe pressing plate body is installed on the fixed table. The matched pipe pressing plate is simple in structure and reasonable in design; according tothe device, by connecting one end of the matched pipe pressing plate body in a hinged manner and connecting the other end of the matched pipe pressing plate body in a buckled manner, the matched pipepressing plate body can be installed and detached by one person without the help of any tool, and meanwhile fixation is very reliable, the assembling efficiency is improved and the product cost is also reduced; and meanwhile, by means of a regulation pressing plate, the achievement of the locking regulation of the matched pipe pressing plate body is facilitated, the application range of the device can be wider, moisture on the surface of the matched pipe can be easily blown away through a blowing fan, practicability is high, and the matched pipe pressing plate is suitable for application andpopularization.

The invention discloses an image recognition device which comprises an image acquisition device composed of an image acquisition camera and an LED illumination lamp. The image acquisition camera and the LED illumination lamp are both fixedly mounted on a mounting seat, wherein the image acquisition camera is connected with a host computer via a data connection line and the host computer is connected with a display. An air outlet ring is installed on the mounting seat, and is arranged at the outer side of the image acquisition camera and the LED illumination lamp. A vent hole is disposed on thesurface of the air outlet ring. The image recognition device has the advantages of simple and reasonable structure and convenient use, can blow away foreign matters, has low overall cost and no complicated control structure, and is easy to maintain.

The invention belongs to the technical field of automobile accessories, and particularly relates to an automobile cup stand which comprises a barrel, an imbedding hole, a placing plate, a corrugated bag, an air pressure pipe, a wrapping plate, an inserting plate and a fixing mechanism. The barrel is fixedly mounted in a vehicle body, and an imbedding hole is formed in the upper end of the barrel; the aperture of the imbedding hole is smaller than that of the bareel, and the placing plate is arranged below the imbedding hole; the placing plate is arranged in the lower part in the barrel, and the lower surface of the placing plate is fixedly connected with a corrugated bag; when the rubber plate is gradually attached to the outer wall surface of the water cup, certain extrusion force is applied to the rubber plate, and then air pressure in the negative pressure cavity is completely extruded, so that an opening in the outer end of the negative pressure cavity is firmly adsorbed to the outer wall of the water cup after pressing is finished, and then the water cup is fixed; compared with a cup stand in the prior art, the cup stand can fix the position of a water cup when an automobile runs, and the situation that water in the water cup overflows and is difficult to clean due to collision between the water cup and the inner wall of the automobile body cup stand is avoided.

The invention relates to the technical field of power equipment, and discloses automatic blow-drying equipment of a nuclear power air cooling radiator. The automatic blow-drying equipment comprises guide rails arranged on two sides of the length direction of the air cooling radiator. A gantry type air duct device framework is arranged on the guide rails and comprises two vertical columns and a middle cross beam. A centrifugal fan and a control box are arranged on the air duct device framework. The lower portions of two stand columns of the air duct device framework are matched with the guide rails to move on the guide rails. Variable speed driving devices are arranged on the two stand columns. An air duct is arranged below a cross beam of the air duct device framework and is connected to an air outlet of the centrifugal fan through an air pipe. The section of the air duct is an inverted cone. A linear air groove is formed below. High-pressure air is conveyed to the air duct by the centrifugal fan. High-pressure air is blown out from the linear air groove to form an air knife, and the air cooling radiator is blow-dried. The invention also discloses an automatic blow-drying method. By means of the automatic blow-drying equipment and the blow-drying method, moisture retained after pressure testing in a nuclear power air cooling radiator core is rapidly and effectively removed, andthe purpose of drying is achieved.

The invention discloses a drilling machine cleaning device. The device comprises an inflator, a first air valve, a first air conveying pipe, an air storage bag, a second air conveying pipe, a second air valve and an air outlet block, wherein the air outlet block is provided with a plurality of air outlet holes distributed in a linear mode, an air supply channel is formed in the air outlet block and connected with the plurality of air outlet holes, the first air conveying pipe is connected with the inflator and the air storage bag, the first air valve is arranged on the first air conveying pipe, one end of the second air conveying pipe is connected with the air supply channel, the other end of the second air conveying pipe is connected with the air storage bag, and the second air valve is arranged on the second air conveying pipe. Compared with the prior art, the device can realize the fast removal of waste chips. The invention further provides a drilling machine.

The invention discloses an elevator guide rail installation precision detection device and method, and relates to the technical field of elevator construction. The elevator guide rail installation precision detection device comprises an installation box and a roller, a rotating shaft is fixedly sleeved with the roller, the two ends of the rotating shaft are rotationally connected to a U-shaped frame through rolling bearings, a supporting column is fixedly connected to the outer wall of the closed end of the U-shaped frame, and the horizontal section of the installation box is in a U shape. The two end faces of the opening end of the mounting box and the three side faces of the groove position are slidably sleeved with supporting columns, and the ends, extending into the mounting box, of the supporting columns are fixedly connected with the adjusting rods through limiting discs. And detection mechanisms are arranged at the central position and the two sides of the central position in the mounting box. According to the device, detection data of the installation precision can be accurate and efficient, data processing is more convenient, meanwhile, dust removal before detection can be achieved, the influence of dust on the detection data is reduced, and practicability is good.

The invention provides a multi-functional liquid analysis system and method. The multi-functional liquid analysis system comprises a first pump, a second pump and a third pump. A first switching module is used for enabling an outlet of the first pump to be selectively communicated with an inlet of a first container and an inlet of a second container. The first container and the second container are each provided with an inlet and an outlet. Outlets of the second pump and the third pump are respectively communicated with the inlet of the first container, and the outlet of the first container is communicated with the inlet of the second container. A first valve is arranged on the upstream of the inlet of the second container, and a second valve is arranged on the downstream of the outlet of the second container. A heating module is used for heating liquid in the first container and the second container. The multi-functional liquid analysis system and method have the advantages of multiple functions, good sealing effect and the like.

The invention provides a diagnosis system with a rapid shooting structure for motor fault diagnosis, relates to the technical field of detection devices, and solves the problems that motor shooting memory cannot be automatically realized in a detection process through structural improvement, and dust on a camera lens cannot be automatically cleaned in the detection process, and dust on the binding post of the motor cannot be automatically blown and cleaned during detection through structural improvement. The diagnosis system with the rapid shooting structure for motor fault diagnosis comprises a body seat, the body seat is of a rectangular plate-shaped structure. The number of through holes is two, and the two through holes are formed in the mounting plate. The two through holes are obliquely formed, the inclination angle is 45 degrees, and the through holes are aligned to the camera, so that when the mounting plate moves downwards, airflow flowing out of the through holes can make contact with the camera, and then dust on the camera is blown off.

The invention discloses a stamping machine tool with a feeding and discharging device, which belongs to the field of stamping machine tools and comprises a stamping machine tool, wherein a feeding and discharging device is arranged at the front end of the stamping machine tool and comprises a bottom plate, a transposition assembly is arranged at the upper end of the bottom plate, and a pneumatic assembly is connected to the upper end of the transposition assembly; the outer end of the pneumatic assembly is connected to a material suction assembly, the lower end of the pneumatic assembly is connected to a moving assembly matched with the material suction assembly, so that automatic feeding and discharging of the stamping machine tool can be effectively achieved through the feeding and discharging device, and stamping residues generated on the stamping machine tool are removed while the pneumatic assembly takes materials through the material suction assembly, and thus, the cleanliness of a workbench of the stamping machine tool is effectively guaranteed, the stamping precision of a stamping die is effectively guaranteed, the service life of the stamping mechanism is prolonged, a controller box controls the feeding and discharging assembly, the feeding and discharging automation degree is effectively improved, and the stamping efficiency is improved.

The invention discloses mold machining sprue gate punching equipment, and relates to the technical field of mold machining. The mold machining sprue gate punching equipment comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with two symmetrical first fixed plates, the middles of the side faces, close to each other, of the two first fixed plates are fixedly connected with a partition plate, the upper surfaces of the two first fixed plates are fixedly connected with a top plate, and a through hole is formed in the upper surface of the partition plate. According to the mold machining sprue gate punching equipment, two reverse threaded rods are arranged, when a second forward and reverse rotation motor is started, the two threaded rods can be effectively driven to downwards push a fourth fixed block at the same time, the fourth fixed block pushes a pushing and pressing block to downwards move, and the aim that a drill bit downwards makes contact with a module needing to be ground is achieved; and the problem that time and labor are wasted during manual punching operation is solved, the effect of rotating a fan can be achieved by starting a first forward and reverse rotation motor, and the effect that the fan can blow away impurities on the surface of the module while the drill bit drills is achieved.

The invention discloses a portable safety automatic cutting tool for daily use, which comprises a casing, a sliding casing inside the casing and a cutting transmission device. The shell is located inside the outer shell, the inner cavity of the sliding shell is provided with the inner cavity of the sliding shell, and the side of the inner cavity of the sliding shell close to the upper end is fixedly provided with a motor slot. Therefore, the cutting blade rotates with the rotating circle, and the claw-shaped blade extends from the bottom end of the rotating circle, thereby cutting the article. The effect of the small moving range of the blade is that the fan blade block is set to follow the rotation to generate wind power, so as to realize the blowing of chips, so as to solve the technical problems raised in the above technical background.

The invention discloses an outdoor LED illuminating lamp. The outdoor LED illuminating lamp comprises a base, a left supporting rod and a right supporting rod are arranged on the base side by side, alamp shell is arranged between the left supporting rod and the right supporting rod, a light-emitting circuit board is arranged in the lamp shell, a plurality of LED lamp beads are arranged on the light-emitting circuit board, a light-transmitting cover is arranged at a light outlet of the lamp shell, a plurality of first horizontal fins are arranged on the light-emitting circuit board, a plurality of second horizontal fins are arranged in the lamp shell, a sliding block is connected between the two first horizontal fins in a sliding manner, a lead screw is rotationally connected in the lamp shell and is in threaded connection with the sliding block, a left gear is installed at the left end of the lead screw, a right gear is arranged at the right end of the lead screw, a left rack is arranged in a left vertical sliding groove, a right rack is arranged in a right vertical sliding groove, and an ash removal assembly is arranged on the sliding block in the lamp shell. The outdoor LED illuminating lamp is simple in structure, small in size and convenient to store, and meanwhile accumulated dust on the cooling fins can be removed in time.

The invention discloses a bronchial asthma inducing test device for a pneumology department experiment, and relates to the technical field of asthma inducing test devices. The test effect is improved; the device specifically comprises a test box, a first positioning seat is detachably mounted on the outer wall of the top of the test box, a hollow rod is fixed to the outer wall of the top of the first positioning seat, a side support is slidably connected to the outer wall of the hollow rod, a mounting seat is arranged on the inner wall of one side of the side support, and a sponge block is clamped to the inner wall of the bottom of the mounting seat; an elastic bag adheres to the outer wall of the top of the mounting base, and a ventilation opening is formed in the top of the elastic bag. A hollow limiting block is arranged on the outer wall of the top of the hollow rod. By arranging the mounting base, the sponge block and the inhaled object tray, when inhaled objects are applied, the dipping effect can be improved by operating the inhaled object tray, using the sponge block for dipping and controlling the deformation of the elastic bag at a proper time, and the purpose of blowing the inhaled objects into the test box is achieved.