34results about How to "Change airflow direction" patented technology

The invention relates to a spherical vector spray pipe. The spherical vector spray pipe comprises a fixed spray pipe and a rotary spray pipe, the rotary spray pipe rotates in the fixed spray pipe, thefixed spray pipe comprises a connecting pipe body and a spherical outer pipe head, a first runner is arranged on the fixed spray pipe, a spherical space is formed in the spherical outer pipe head, the spherical space is provided with an opening communicating the first runner, the opening is internally provided with the rotary spray pipe, the rotary spray pipe comprises a spray pipe and a spherical inner pipe head, the spherical inner pipe head can be in rolling fit with the spherical space, a second spherical space is arranged in the spherical inner pipe head, an inner flow guide ring is arranged in the second spherical space, a second flow channel is arranged on the rotary spray pipe, and the first flow channel communicates with the second flow channel. The spherical vector spray pipe issimple in structure and is applied to a jet-propelled model airplane, so that the jet flow direction of the jet-propelled model airplane can be randomly changed, the maneuverability of a model airplane is improved, and the action which cannot be completed by an exiting model airplane can be carried out.

Disclosed is a biomass energy burner, which comprises a combustion chamber (11) with a material charging inlet (13) and a charcoal discharging outlet (16). A charcoal discharging auger (15) is disposed at the charcoal discharging outlet (16), and the pitch of the spiral blade of the charcoal discharging auger (15) is gradually reduced along the charcoal discharging direction. The burner can discharge charcoal while material is burning, so that the material does not completely bum into ash in the combustion chamber (11). The burner can also compress combustion substrate while discharging charcoal and further carbonize the combustion substrate to increase carbon content of the final product. Moreover, the combustion chamber (11) in-takes air at multiple angles via main air inlets (18) and air distribution holes (19), thereby changing the airflow direction in the combustion chamber (11), increasing the contact time and contact surface of combustion-supporting air and combusting material, and improving combustion-supporting effect. Additionally, the combustion-supporting air is preheated for multiple times by the heat of the combustion chamber (11), which reasonably utilizes heat and reduces heat loss.

The invention provides an indoor unit of a wall-mounted air conditioner. The indoor unit comprises a shell, wherein an air outlet is formed in the bottom of the front side of the shell; a drainage plate is arranged below the shell, and a mixed air channel is formed between the drainage plate and the bottom face of the shell, and indoor air flows to the air outlet through the mixed air channel andis mixed with outlet air from the air outlet; a lead screw is parallel to the length direction of the shell, is rotatably installed on the shell and is provided with at least one threaded section group, and each threaded section group comprises a left-handed threaded section and a right-handed threaded section; a first motor is used for driving the lead screw to rotate; at least one bracket assembly comprises two ball sliding blocks which are installed on the left-handed threaded section and the right-handed threaded section correspondingly; the upper ends of two upper rods are hinged to the two ball sliding blocks correspondingly; and the upper end of a lower rod is hinged to the lower ends of the two upper rods, the lower end of the lower rod is connected to the drainage plate, and whenthe lead screw rotates in a positive direction or in a reverse direction, the upper ends of the two upper rods are driven to move transversely in a backward direction or in an opposite direction by the two ball sliding blocks, so that the lower rod is driven to move transversely up and down by the two upper rods, the drainage plate is driven to move transversely up and down, and the overflowing area of the mixed air channel is changed.

The invention provides a multifunctional air purifying fan, which comprises a draught fan air fan, a supporting frame seat, a partition plate and air purifying device elements including an ultraviolet lamp tube and the like. The partition plate is installed on the supporting frame seat, a partition plate frame and a photocatalysis net are arranged in the center of the partition plate, the draught fan air fan is installed on the partition plate and arranged on the left side of the partition plate, and the air purifying device elements including the ultraviolet lamp tube and the like are arranged on the right side of the partition plate. The multifunctional air purifying fan organically combines an electrical fan and an air purifier. Therefore, when a function of the electrical fan is used, indoor air can be purified simultaneously. Accordingly, the fan has the function of air purification.

The invention discloses a flat plate type solid oxide fuel battery stack device. The flat plate type solid oxide fuel battery stack device comprises bases, single batteries, a single battery frame, a sealing piece, a connector, fuel pipelines and air pipelines, wherein the connector is provided with a battery coverage area and a heat exchange area, and the gas in the fuel pipelines and the air pipelines passes through a main air-intake pipeline, an air-intake collecting pipeline, an air-intake flow allocation pipeline, an exhaust collecting pipeline, an exhaust flow allocation pipeline and a main exhaust pipeline in sequence. The flat plate type solid oxide fuel battery stack device is in favor of the heat exchange between cold fluid and hot fluid and capable of reducing the temperature at a hot fluid outlet end, and the sealing piece is far away from the high temperature area, thereby improving the air tightness of fuel battery stacks and prolonging the service life of the sealing piece.

The invention belongs to the field of heat radiating devices / equipment and particularly discloses a clockwise and counterclockwise convection device of a tube and fin type heat radiator. The clockwise and counterclockwise convection device comprises fins, heat tubes and guide rudders; a plurality of forming holes are punched in the parallel fins according to the positions and structures of the heat tubes; the heat tubes are sleeved into the forming holes so as to be fixed; two side walls of the heat tubes are symmetrically and fixedly provided with the guide rudders which are shaped like low-resistance aircraft wings and are mounted according to a certain angle, and the mounting angles of the guide rudders on symmetric positions are same; air among the fins forms two parallel air screws with completely opposite rotating directions in the vertical direction; and tangent parts of the two screws realize air convection. By using the clockwise and counterclockwise convection device disclosed by the invention, the heat exchange effect among the heat tubes, the wall surfaces of the fins and the air are enhanced on the basis that the normal flow of the air is guaranteed, meanwhile, the rotation of air in runners is realized by virtue of the mounting angle, and the performance of the heat radiator is enabled to be capable of adapting to the change of various working conditions through the clockwise and counterclockwise rotation of the air in the two adjacent runners.

The invention discloses a novel mosquito killer. The novel mosquito killer comprises a shell, a fan, a positioning ring, a lamp holder, an inducing lamp, a mosquito falling device and a mosquito storage box. The novel mosquito killer is characterized in that a protection cover is arranged at one end of the shell, a mosquito inlet groove and an exhaust groove are formed in the shell, and a fixing block is arranged in the shell; the fan is arranged in the protection cover, the positioning ring is arranged in the shell and provided with a positioning rod, and the lamp holder is arranged on the positioning rod; the inducing lamp is arranged on the lamp holder, the mosquito falling device is arranged on the fixing block, and the mosquito storage box is provided with an external thread and a handle. The inducing lamp is arranged to be of a structure capable of rotating on the lamp holder, the inducing lamp can induce mosquitoes in all directions, and the mosquito killing efficiency is improved; mosquitoes entering the shell are blown into the mosquito falling device through the fan and fall into the mosquito storage box, the positioning ring can change the airflow direction of the fan, the situation that the mosquitoes are blown out of the shell is avoided, and then the mosquito killing efficiency is improved.

The invention belongs to the field of heat radiating devices / equipment and particularly discloses a clockwise and counterclockwise convection device of a tube and fin type heat radiator. The clockwise and counterclockwise convection device comprises fins, heat tubes and guide rudders; a plurality of forming holes are punched in the parallel fins according to the positions and structures of the heat tubes; the heat tubes are sleeved into the forming holes so as to be fixed; two side walls of the heat tubes are symmetrically and fixedly provided with the guide rudders which are shaped like low-resistance aircraft wings and are mounted according to a certain angle, and the mounting angles of the guide rudders on symmetric positions are same; air among the fins forms two parallel air screws with completely opposite rotating directions in the vertical direction; and tangent parts of the two screws realize air convection. By using the clockwise and counterclockwise convection device disclosed by the invention, the heat exchange effect among the heat tubes, the wall surfaces of the fins and the air are enhanced on the basis that the normal flow of the air is guaranteed, meanwhile, the rotation of air in runners is realized by virtue of the mounting angle, and the performance of the heat radiator is enabled to be capable of adapting to the change of various working conditions through the clockwise and counterclockwise rotation of the air in the two adjacent runners.

The invention relates to the technical field of hardware processing, and discloses an abnormal vibration detection device for hardware drilling. The device comprises a shell, a fan is movably connected to the inner wall of the middle of the shell, a sealing cavity is formed in the inner wall of the middle of the shell, an alarm is fixedly connected to the inner wall of the middle of the shell, and an oscillation ring sleeves the inner wall of the middle of the shell. The inner side of the oscillation ring is movably connected with a rotating shaft, and the outer side is fixedly connected with a feeler lever. According to the abnormal vibration detection device for hardware drilling, the oscillation ring drives the feeler lever to move, the feeler lever drives a transmission rod to move, and a poking rod and a tuning fork are used in cooperation, so that the warning effect is achieved; and vibration generated by the oscillation ring is transmitted to the transmission rod through the feeler lever, the amplitude of vibration is amplified at the moment, the poking rod makes contact with the tuning fork, the tuning fork is driven to vibrate, and due to the fact that the tuning fork moves to cut magnetic induction lines of the magnetic block, and induced electromotive force is generated, so a warning lamp generates a signal to remind workers that foreign matter enters the movable groove.

The invention discloses a built-in oil separator type water condenser, which includes a condensing agent gas inlet, a condensing agent liquid outlet, a steam exhaust outlet, a condenser assembly, a condensate water inlet, a right end cover, a bracket holder, a condensate water outlet, a drain outlet and an oil-gas separation end. According to the built-in oil separator type water condenser, by arranging a copper pipe and an oil drain hole, the pipe diameter at the elbow of the copper pipe is 1.5-2 times the pipe diameter on both sides, the cross-sectional area of the elbow of the copper pipe is increased, the flow rate of condensing agent gas is decreased, and the direction of airflow is changed; oil particles in the condensing agent gas are separated under gravity and discharged through the oil drain hole; by arranging a balance hole, the condition that oil in a separator is prevented from returning to a compressor from the oil drain hole when the compressor stops is facilitated, andthe action of balance pressure equalization is achieved; and by arranging the steam exhaust outlet, the condition that steam on the water side is discharged when the condenser works is facilitated, and the heat exchange effect of the built-in oil separator type water condenser is ensured.

The invention provides a multi-channel and multi-control vacuum pumping system equipment and a vacuum pumping method. Air extraction head and a plurality of driving mechanisms, wherein the plurality of driving mechanisms are respectively connected to different universal air extraction heads to change the air extraction direction of the universal air extraction head, at least one universal air extraction head can be arranged in a chamber, And each universal suction head can be controlled separately. The vacuuming method of the present invention can adjust the pumping speed and the pumping direction of the universal pumping head in the chamber according to the unevenness of the gas in the chamber or the unevenness of the deposited film during the vacuuming process, so as to improve the residual gas in the chamber. The uniformity of distribution or the uniformity of plasma distribution in the chamber during the reaction of the coating process will ultimately improve the uniformity of the thickness of the coated film layer. The height and / or direction of the universal suction head can be manually adjusted in advance, and its pumping speed and direction can also be adjusted in real time during the vacuuming process.

The invention belongs to the field of radiator device equipment, and particularly discloses a forced convection device for a tube-and-fin radiator. The device consists of fins, heat pipes and guide rudders; a plurality of forming holes are punched in parallel fins according to the position structures of the heat pipes, so that the heat pipes are arranged in the forming holes in a sleeving manner for fixing; the guide rudders are symmetrically and fixedly mounted on the two side walls of each heat pipe; the guide rudders are low-resistance aircraft airfoil profiles and are mounted at certain angles; the sum of the mounting angles of the two symmetrical guide rudders on the two sides of each heat pipe is 360 degrees; air among the fins can form two air helixes which are parallel to each other and are in the same rotating direction in the vertical direction; forced convection is formed at the tangent part of the two air helixes. According to the forced convection device disclosed by the invention, a heat exchange effect of wall surfaces of the heat pipes as well as the fins and the air is strengthened on the basis of ensuring normal flow of the air; meanwhile, the rotating of the air in flow channels is realized through the mounting directions, so that the air in adjacent two flow channels rotates in the same direction, forced air convection is realized, and the radiator can adapt to the change of a variety of conditions.

A wall-mounted air conditioner indoor unit, comprising: a housing (100) having an air outlet (120) at the front side bottom portion, a flow guide plate (200) provided below the housing (100) and forming an air mixing duct (130) with the bottom surface of the housing (100), the indoor air flowing to the air outlet (120) through the air mixing duct and being mixed with the air from the air outlet (120); a lead screw (300) which is parallel to the lengthwise direction of the housing (100) and rotatably mounted to the housing (100) and has at least one threaded section group (320), each threaded section group (320) comprising a left threaded section (322) and a right threaded section (321); a first motor (310) used for driving the lead screw (300) to rotate; at least one bracket assembly (301) comprising two ball sliding blocks (350) which are mounted to the left threaded section (322) and the right threaded section (321) respectively; two upper rods (330), the upper ends of the two upper rods being hinged to the two ball sliding blocks respectively; and a lower rod (340), the upper end of the lower rod being hinged to the lower ends of the two upper rods (330), and the lower end of the lower rod being connected to the flow guide plate (200). When the lead screw (300) rotates in a positive direction or in a reverse direction, the upper ends of the two upper rods (330) are driven, by the two ball sliding blocks (350), to translate toward each other or away from each other, such that the lower rod (340) is driven to translate up and down by the two upper rods (330), the flow guide plate (200) is driven to translate up and down, and thus the overflow area of the air mixing duct (130) is changed.

The invention belongs to the technical field of medical and nursing instruments, and particularly relates to a pharmaceutical crushing device for a pharmacy department. The pharmaceutical crushing device for the pharmacy department comprises a grinding cylinder, a connecting rack, a pushing hand and a feeding unit. The grinding cylinder is a cylinder without a cover, and the central axis of the grinding cylinder is placed horizontally. The connecting rack is vertically connected into the wall of the grinding cylinder, a grinding protrusion and a spiral groove are formed in the wall of the inner side of the grinding cylinder, and the grinding protrusion is used for extruding and grinding tablets. A feeding hole is formed vertically in the wall of the grinding cylinder, and the feeding holeis located in the middle of the grinding protrusion and the spiral groove, and the feeding hole is used for adding the tablet material into the grinding cylinder. The pushing hand is arranged on the right side of the outer portion of the grinding cylinder, and is used for placing the tablets into the grinding cylinder. The feeding unit is arranged in the grinding cylinder, and the feeding unit isused for sending the tablets to the left side of the inner portion of the grinding cylinder for grinding. According to the pharmaceutical crushing device for the pharmacy department, through mutual matching of the grinding protrusion in the grinding cylinder and a pushing block, the tablets entering into the grinding cylinder is fully rolled, the grinding cost is low, and the operation is easy.

The invention relates to a guide blade or a stator blade, and an air treatment device having the guide blade or the stator blade. The guide blade or the stator blade comprises a wheel hub, blades and a wheel cover, wherein the blades are distributed on the wheel hub and / or the wheel cover at certain intervals along the circumferential direction. Structural characteristics of the guide blade or the stator blade are that: the blades comprise a first group of blades and a second groups of blades; the two groups of the blades have conductive properties; the first group of the blades and the second group of the blades are staggeredly distributed and insulated, and are not conducted; the first group of the blades and the second group of the blades are respectively applied with high potential and low potential so as to form a charged high voltage space between the first group of the blades and the second group of the blades, the high voltage space forms a dust removing channel, and the dust removing channel can effectively adsorb dust particles flowing through the dust removing channel. The blade and the device of the present invention have characteristics of simple and reasonable structure, high dust absorption efficiency, low resistance, low power consumption, low noise and no pressure loss. In addition, with the blade and the device of the present invention, air delivery, air pressure and efficiency of a fan can be effectively improved.