132results about How to "Achieve flow" patented technology

The invention provides a liquid cooling module and a battery pack, the liquid cooling module comprises a second liquid cooling plate and a third liquid cooling plate, the second liquid cooling plate is internally provided with a flow channel, the third liquid cooling plate and the second liquid cooling plate are arranged at an interval, and the third liquid cooling plate is provided with a first cooling part; according to the liquid cooling device, the first cooling part is arranged to be communicated with the flow channel so as to guide the cooling liquid into the first cooling part and / or guide the cooling liquid out of the first cooling part, so that the cooling liquid can flow between the second liquid cooling plate and the third liquid cooling plate, the flowing path of the cooling liquid is simplified, and the requirement of a bent or overlong pipeline is reduced; and the internal space utilization rate of the battery pack is improved.

A liquid cooling heat dissipation shell comprises an annular outer shell, a liquid cooling base, a liquid cooling cover plate, an upper cover plate and a lower cover plate. A bent groove is formed in the upper surface of the liquid cooling base, the liquid cooling cover plate covers the liquid cooling base and blocks the bent groove to form a liquid cooling flow channel, and a liquid inlet and a liquid outlet are formed in the annular shell; a plurality of first shunting ribs are arranged on the bottom surface of the bent groove, a first arc-shaped guide rib is arranged at the turning position of the liquid cooling flow channel, at least one torrent area is formed on the bent groove, and a first partition plate and at least one drainage boss are arranged in the torrent area on the bottom surface of the bent groove; the length direction of the drainage boss is perpendicular to the cooling liquid flowing direction of the area where the drainage boss is located. A cover plate groove corresponding to the torrent area is formed in the lower surface of the liquid cooling cover plate, a plurality of second shunting ribs are arranged on the bottom face of the cover plate groove, the height of the second shunting ribs is smaller than the depth of the cover plate groove, a second partition plate corresponding to the first partition plate is arranged on the bottom face of the cover plate groove, and the lower surface of the second partition plate abuts against the upper surface of the first partition plate.

The invention relates to the technical field of oil filtering equipment, in particular to a base oil filtering and separating device which comprises a rack, an inner cavity is formed in the rack, a slag discharging opening and an oil filling opening are formed in the rack, and the oil filling opening is connected with an external positive pressure oil supply mechanism; a restraining cover and a flow slowing plate are arranged in the inner cavity and located above the oil injection port, and the flow slowing plate and the restraining cover form a guiding position flow slowing structure where oil flows along a curve path. A filter pressing frame is arranged above the flow slowing plate, a plurality of filter cartridges are arranged on the filter pressing frame, the outer side walls of the filter cartridges are wrapped with filter screens, and the inner spaces of the filter cartridges extend to the outer side of the rack through oil outlet pipes communicated with the tops. The invention provides a base oil filtering and separating device, which is beneficial for solving the problems that some existing filtering devices adopt an oil filtering path from top to bottom, impurities mixed in crude oil are easy to quickly precipitate to cause filter screen blockage, and the follow-up injected crude oil continuously overflows the impurities to accelerate the complete blockage of the filter screen.

The invention relates to a three-port converter suitable for a fuel cell vehicle and a control method of the three-port converter, and the topological structure of the three-port converter comprises a primary side interleaved Boost circuit and a secondary side phase-shifted full bridge; the input side and the output side of the primary side interleaved Boost circuit are respectively used for connecting a fuel cell stack and a storage battery of the fuel cell automobile; the secondary side phase-shifted full bridge is coupled with the primary side interleaved Boost circuit, and the output side of the secondary side phase-shifted full bridge is used for connecting a high-voltage bus or a load. According to the invention, the defects of large volume and high cost of two independent DC-DC converters are avoided. Three ports of the converter are respectively connected with a fuel cell stack, a storage battery and a high-voltage bus (load), and energy can flow among the three different ports, so that power distribution between the fuel cell and the storage battery can be decoupled and controlled. The method can be widely applied to the field of fuel cell automobile design.

The utility model relates to the technical field of new energy automobile charging, and discloses a charging gun pipeline mounting assembly and a charging pile, and the charging gun pipeline mounting assembly comprises a pipeline skin, a cable core, a connector and a cooling liquid pipeline; cooling liquid flows between the inner wall of the pipeline wire skin and the outer wall of the wire core; a pipeline connecting part is arranged at one end, in the vertical direction, of the connector, a pipeline is arranged in the pipeline connecting part, the pipeline connecting part is connected with one end of the pipeline skin, and the pipeline communicates with the interior of the pipeline skin; the wire core extends into the pipeline and is fixedly connected with the joint and forms electric contact with the joint; the joint is configured to be mounted towards the cabinet body along one radial side of the pipeline wire skin and is electrically connected with a conductive part in the cabinet body; one end of the cooling liquid pipeline is communicated with the pipeline, the other end of the cooling liquid pipeline is used for being connected with a heat dissipation component in the cabinet body, and the cooling liquid pipeline is used for cooling liquid circulation so as to dissipate heat of the wire core. In this way, leakage of the cooling liquid can be avoided, and the safety of the charging pile is improved.

The utility model provides a silicon carbide VDMOS (Vertical Double-diffused Metal Oxide Semiconductor) capable of reducing the voltage drop of a body diode, which comprises a silicon carbide substrate and a drift layer, wherein the lower side surface of the drift layer is connected to the upper side surface of the silicon carbide substrate; a first well region and a second well region are arranged in the drift layer, and source regions are arranged in the first well region and the second well region; the lower side surface of the ohmic contact layer is connected to the upper side surface of the drift layer; the source electrode metal layer is respectively connected with the source region and the ohmic contact layer; the lower side surface of the insulating dielectric layer is respectively connected with the upper side surface of the first well region, the upper side surface of the second well region and the upper side surface of the source region, and a groove is formed in the insulating dielectric layer; a gate metal layer, wherein the gate metal layer is arranged in the groove; and the drain electrode metal layer is connected to the lower side surface of the silicon carbide substrate, so that the voltage drop from the source electrode to the drain electrode when the device is not conducted is reduced, the follow current loss is reduced, and the efficiency is improved.

The invention provides an endoscope which comprises a main body and a photoelectric component, the main body comprises a first shell and a tube body, a mounting cavity is formed in the first shell, the tube body is connected to the front end of the first shell, and the interior of the tube body is communicated with the mounting cavity; the photoelectric assembly comprises a mounting box and an imaging unit connected to the mounting box, the mounting box is arranged in the mounting cavity, the imaging unit is arranged in the tube body, the mounting box comprises a housing, a connecting seat and an elastic part, a sealing cavity is formed in the housing, and a mounting hole is formed in the side wall of the housing; the connecting seat is arranged in the sealing cavity, and the outer wall of the connecting seat is in sealing connection with the mounting hole; the elastic piece is arranged in the sealing cavity, and the elastic piece is connected between the inner wall, facing the mounting hole, of the housing and the connecting base in an abutting mode. The invention is used for solving the technical problem that the photoelectric component in the endoscope is difficult to reuse.

The invention discloses an aluminum profile integrated extrusion die for a new energy automobile battery, and relates to the technical field of extrusion dies, the aluminum profile integrated extrusion die comprises a supporting base, and one side of the supporting base is fixedly connected with a fixing piece. One side of the cooling pipe is in front of and behind the inner wall of the cooling shell, the tail end of the cooling pipe penetrates through the side wall of the cooling shell, flowing of water flow in the cooling pipe is accelerated through an external water pump, the cooling pipe makes contact with a profile for heat exchange, cooling of the profile is achieved, air enters the cooling cavity through the cooling cavity, air flowing in the cooling cavity can be accelerated, and cooling efficiency is improved. An electric push rod is used for driving a connecting plate and an ejection block to move upwards and driving the sectional material to move upwards, so that the sectional material is separated from the cooling shell, the height difference between the sectional material and the cooling shell is increased, the cooled sectional material can be quickly taken out, the sectional material is dragged, and the tail end of the sectional material is separated from the mold assembly; and the tail end of the profile enters the cooling assembly to be rapidly cooled.

The utility model discloses a glue filling machine which comprises a filling support, the inner bottom wall of the filling support is fixedly connected with a conveying unit, a glue storage hopper is fixedly embedded in the upper surface of the filling support, the bottom face of the glue storage hopper is fixedly communicated with a filling head, the outer surface of the bottom end of the glue storage hopper is fixedly connected with heating blocks which are arranged in an annular mode, and the heating blocks are fixedly connected with the conveying unit. And the upper surface of the filling bracket is fixedly connected with a stirring bracket. According to the device, through the arrangement of a stirring support, a stirring motor, a rotating shaft, a stirring rod, a stirring ball and a heating block, glue in a glue storage hopper can be heated, the proper temperature of the glue is kept, mixing and stirring of the glue are achieved, and high-quality filling of the glue is facilitated; and glue can be driven to move downwards in an auxiliary mode, glue filling operation is facilitated, scraping and cleaning of the inner wall of the glue storage hopper are achieved, glue is prevented from adhering to the inner wall of the glue storage hopper, and subsequent cleaning operation of the glue storage hopper is facilitated.

The invention provides a working fluid cooling mechanism of a water ring vacuum pump. The working fluid cooling mechanism comprises a motor with an output shaft connected with a pump body. The vacuum driving ring is located between the pump body and the motor, and an output shaft of the motor is arranged in the pump body and the vacuum driving ring in a penetrating mode to drive the pump body; the lock shaft driving piece is rotationally connected to the interior of the vacuum driving ring; the cooling box is fixed to the bottom face of the vacuum driving ring, the outer wall of one side of the cooling box is attached to the outer wall of the pump body, and the upper side and the lower side of the cooling box communicate with the interior of the motor and the interior of the pump body correspondingly; the two-way valve body is hermetically embedded in the inner side of the top of the air inlet of the vacuum driving ring; according to the water ring vacuum pump, the vacuum driving ring can be used for detecting the temperature, the driving ring is connected with the driving main shaft of the motor, the vacuum driving ring is driven, liquid nitrogen and cold air generated by volatilization of the liquid nitrogen are conveyed into the motor and the pump body, automatic cooling of the water ring vacuum pump is achieved, and the working performance of the motor and the working performance of a water ring of the pump body are guaranteed.

The invention relates to an exhaust valve which comprises an air valve shell and an exhaust cover matched with the air valve shell, and is characterized in that an exhaust hole is formed in the exhaust cover, the exhaust valve further comprises a valve cover arranged on the upper side of the exhaust cover, an exhaust hole communicated with an exhaust port of the exhaust cover is formed in the valve cover, the valve cover further comprises a wrapping cavity, and the wrapping cavity is communicated with the exhaust port of the exhaust cover. A valve rod and an exhaust nozzle are arranged in the wrapping cavity, the valve rod is in sealing fit with the wrapping cavity and can move in the wrapping cavity, the exhaust hole is opened when the valve rod moves to the position away from the exhaust hole, and the exhaust hole is closed when the valve rod blocks the exhaust port. The position of the valve rod can be adjusted by rotating the screw. According to the novel exhaust valve, the valve rod is of a double-sealing structure, and the sealing performance is good; by adjusting the position of the valve rod, lateral exhaust of the exhaust valve can be achieved, and the problem of exhaust water leakage is solved.

The application relates to the motor technical field, in particular to an oil cooling path flat wire motor cooling system, which comprises a heat dissipation oil channel arranged in the side wall of the shell of the flat wire motor, a heat dissipation box with an internal cavity and containing refrigerant is arranged outside the flat wire motor, a volatilization port is arranged on the heat dissipation box, a liquid inlet pipe is arranged in communication between the heat dissipation box and the liquid inlet port of the heat dissipation oil channel, a liquid outlet pipe is arranged in communication between the heat dissipation box and the liquid outlet port of the heat dissipation oil channel, an elastic oil bag in a spindle type and with an internal cavity is arranged in the heat dissipation box, one end of the elastic oil bag is communicated with the liquid inlet pipe, the other end of the elastic oil bag is communicated with the liquid outlet pipe, and a rolling oil assembly for rolling and extruding the elastic oil bag is further arranged on the heat dissipation box. The application has the advantages of improving the heat dissipation effect of the flat wire motor.

The utility model discloses an electrolytic depth defluorination device, include: electrolytic tank, be provided with the precipitate cavity in the electrolytic tank, the precipitate cavity both sides are provided with electrolytic cavity, fixed mechanism, install in the electrolytic cavity, be used for fixing the polar plate, deslagging mechanism, install on the upper end of electrolytic tank, be used for the precipitate in the precipitate cavity sweeps away, the deslagging mechanism includes the deslagging frame of installing on the upper end of electrolytic tank, the deslagging frame is rotatably installed with the deslagging pivot, is fixed with the deslagging scraper on the deslagging pivot through the deslagging connecting rod, still be installed with the deslagging motor on the deslagging frame, the output of deslagging motor and the axle end drive connection of deslagging pivot, the utility model discloses rational in structure can handle the precipitate that produces in electrolytic tank in time, has guaranteed the defluorination effect, can better satisfy the use demand.

The application discloses a ball valve, which comprises a main pipeline, a fixed cover is fixedly connected to the upper side wall of the main pipeline, a ball is movably embedded in the inner wall of the main pipeline and is located below the fixed cover, an arc-shaped movable groove matched with the ball is formed in the inner wall of the main pipeline, a water through hole is formed in the middle part of the ball, a rotating shaft is movably and fixedly connected to the upper side wall of the ball and extends through the inner top wall of the main pipeline and into the fixed cover, a tooth rod is movably and fixedly arranged in the upper side wall of the fixed cover, and a limiting mechanism is arranged on one side of the tooth rod in the fixed cover. The rotating mode is replaced by the pressing mode, so that the ball valve is conveniently opened, and under the impact of flowing water on the turbine, the cleaning brush can reciprocally clean the filter screen, the filtering effect of the filter screen is ensured, the main pipeline is prevented from being blocked, and the user only needs to push the push plate inward to achieve the effect that the ball valve is automatically closed, so that the ball valve is convenient to use.

The present invention relates to an environmental temperature adjustment component for fine nickel-titanium phase change temperature testing, comprising a container and a stirring rotor placed in the container, wherein a driving mechanism for driving the stirring rotor to rotate is arranged at the lower part of the container; a temperature adjustment component is arranged inside or outside the container, and the temperature adjustment component is in contact with the environmental medium in the container or in contact with the outer surface of the container; and a carrier flow-blocking platform is also arranged in the container. Such a design, by placing the environmental medium in the container, can increase the temperature variation range, expand the temperature variation span of the detection, realize the flow of the environmental medium through the stirring rotor, improve the heat exchange efficiency, stabilize and unify the temperature in the environmental medium, and improve the detection accuracy; the carrier flow-blocking platform can conveniently place the object to be detected, and at the same time, it plays a certain wave-smoothing role on the flowing environmental medium, avoiding the influence of the environmental medium fluctuation on the detection.

The utility model relates to a lubricating oil circulating system for a transition transmission case of an automobile hydraulic retarder, which belongs to the technical field of truck manufacturing and comprises a transmission auxiliary case, a transition transmission case front case body, a transition transmission case rear case body and a retarder. The front box body of the transition transmission box is connected to the rear end of the transmission auxiliary box; the front box body of the transition transmission box is connected with the rear box body of the transition transmission box; the retarder is mounted at the rear end of the rear box body of the transition transmission box; a circulating through hole for communicating the transition transmission box with the transmission auxiliary box is formed in the front box body of the transition transmission box, and an oil conveying hose is connected between the front box body of the transition transmission box and the transmission; lubricating oil can circulate among the transition transmission box, the transmission box and the transmission auxiliary box, heat balance of the lubricating oil is achieved, and the working temperature of the lubricating oil of a transmission mechanism of the transition transmission box is effectively reduced. The technical problem that the working temperature of lubricating oil is high due to the fact that the internal space of a transition transmission box is small and the torque needing to be transmitted is large is solved.

This invention relates to a sealing performance testing unit, a multi-stage sealing performance testing system, and a method for sealing plugs. The testing unit includes: a loading assembly comprising an inner cylinder and an outer cylinder coaxially arranged and open at both ends, with a gap between them to define a confining pressure annulus. The inner cylinder is used to accommodate the sealing plug to be tested. An end sealing assembly is sealingly connected to both ends of the loading assembly to close the two end ports of the inner cylinder and the confining pressure annulus. A fluid channel system is disposed on the end sealing assembly, including a main fluid channel communicating with the interior of the inner cylinder and a confining pressure channel communicating with the confining pressure annulus. The confining pressure channel is used to connect to an external pressure source to apply radial confining pressure to the inner cylinder. The main fluid channel is detachably connected to the main fluid channel of another adjacent testing unit to form a multi-stage series testing loop. This testing unit can quantitatively analyze the pressure transmission mechanism and synergistic effect between multi-stage sealing plugs.

The utility model discloses a rapid polyester dyeing and charging device and belongs to the technical field of polyester dyeing equipment. Comprising a base plate, a plurality of material containing grooves are formed in the top of the base plate, a main shaft is arranged in the middle of the base plate, an air bag is arranged in the middle of the main shaft, sealing rings are arranged at the top and the bottom of the air bag, an air inlet is formed in the top of the main shaft, and a hollow cavity communicated with the air inlet is formed in the main shaft; the air inlet is formed in the main shaft, the hollow cavity is inwards formed in the middle of the main shaft, the air inlet pipe connected to the air inlet is externally connected with the air pump, and air is injected and absorbed into the hollow cavity through the externally connected air pump box, so that the air bag located on the outer side of the hollow cavity can well expand and contract; therefore, flowing of the internal liquid and pressurization of the polyester cylinder on the side edge are achieved, and the dyeing effect is further improved.

The invention relates to a lithium battery thermal management device based on dry water cooling, which comprises a shell with an opening in the top and an inner cavity formed in the shell; a cover plate; the heat dissipation parts are arranged in parallel and provided with heat dissipation cavities, the heat dissipation parts are arranged in the inner cavity, and the heat dissipation cavities of the heat dissipation parts are used for placing lithium batteries; the two liquid storage bags are arranged on the two sides in the inner cavity and located on the two sides of the multiple heat dissipation parts, each liquid storage bag makes contact with the side face of the corresponding heat dissipation part, and the two liquid storage bags and the heat dissipation parts are connected in series through hoses; dry water is filled in the two liquid storage bags and an interlayer of the heat dissipation part; the multiple heat dissipation parts and the two liquid storage bags are connected in series through hoses, dry water is stored in the liquid storage bags and the heat dissipation parts, and the lithium battery is arranged in the heat dissipation parts and exchanges heat with the lithium battery through the dry water; the liquid storage bag is in contact with the heat dissipation part, the liquid storage bag plays a buffering role, and the lithium battery is prevented from being damaged; according to the scheme, flowing of the cooling medium is achieved through acceleration or deceleration of the automobile, and cooling of the lithium battery is achieved.

The application discloses a window assembly, a monitoring device and a semiconductor process equipment, and belongs to the technical field of semiconductors. The window assembly comprises a mounting base, a protective window and an observation window. The mounting base is provided with a light transmission channel. The protective window is arranged in the light transmission channel. A first end of the light transmission channel is used for being opposite to a monitoring hole of a process chamber of the semiconductor process equipment. The observation window is connected with the mounting base and is opposite to a second end of the light transmission channel. The mounting base is further provided with at least two voltage stabilizing channels. The voltage stabilizing channels are symmetrically arranged on two sides of an axis of the light transmission channel. The protective window divides the light transmission channel into a first channel part and a second channel part. First ends of the voltage stabilizing channels are in communication with the first channel part. Second ends of the voltage stabilizing channels are in communication with the second channel part. The monitoring device comprises the above-mentioned window assembly and a signal processor. The signal processor is connected with the window assembly, and a signal interface of the signal processor is opposite to the observation window.

The utility model discloses a high-voltage complete power distribution cabinet with a moisture-proof function, which belongs to the field of power distribution cabinets and comprises a cabinet body, a first partition plate and a second partition plate, an air inlet channel is formed on one side of the first partition plate far away from the second partition plate, and an air exhaust channel is formed on one side of the second partition plate far away from the first partition plate. An air inlet fan is fixedly installed at the top of the side, close to the air inlet channel, of the cabinet body, an exhaust fan is fixedly installed at the bottom of the side, close to the exhaust channel, of the cabinet body, a plurality of insertion openings are formed in the side, close to the air inlet channel, of the cabinet body, and dehumidification boxes extending into the air inlet channel are inserted into the insertion openings; the moisture removal box is filled with a moisture-proof agent, and a mounting structure is arranged between the moisture removal box and the side wall of the cabinet body; through the arrangement of the dehumidification box and the moisture-proof agent, when the humidity in the ambient environment is not high, air passes through the air inlet channel, and the moisture-proof agent in the dehumidification box can absorb moisture in the air, so that the air entering the cabinet body is drier, and the dehumidification effect can be ensured.

The invention relates to the technical field of power distribution equipment, and discloses high-voltage power distribution voltage-stabilizing power-saving equipment which comprises an equipment host, a case, an upper end cover and a lower end cover, a cabinet door is arranged on one side of the case, an air outlet is formed in one side of the upper end cover, an air inlet is formed in one side of the lower end cover, and a partition plate is transversely and fixedly connected into the lower end cover. One side of the partition plate is fixedly connected with an inclined plate, the inclined plate and the partition plate divide the lower end cover out of the water tank, an air inlet structure is installed at the upper end of the partition plate, a transverse plate is fixedly connected in the upper end cover, an air outlet mechanism is installed on the side wall of the transverse plate, and the air outlet mechanism communicates with the air inlet mechanism through a plurality of air pipes; and the upper end of the shell is fixedly connected with a shell. According to the high-voltage power distribution voltage-stabilizing power-saving equipment, non-contact heat dissipation of the interior of the voltage-stabilizing equipment can be realized, the heat dissipation area is large, the problem that the operation safety of the equipment is influenced by dust deposition is avoided, and meanwhile, the equipment also has a traditional cooling mode.

The present application relates to the technical field of ceramic fiber filter tube production and processing, in particular to an oven internal heat recovery structure for ceramic fiber filter tube processing, comprising an oven and a heat exchanger arranged on one side of the oven, a hot air circulation assembly is further arranged on the top of the inner wall of the drying chamber, a heat energy recovery assembly is arranged on the top of the oven, and a workpiece preheating assembly is arranged in the preheating chamber. The present application recovers the moisture heat energy discharged from the inside of the drying chamber through the heat energy recovery assembly, and then sends it into the inside of the workpiece preheating assembly, and then preheats the surface of the filter tube, so as to reduce the temperature difference, thereby effectively improving the drying efficiency of the filter tube in the inside of the drying chamber, and recycling the heat energy in the discharged moisture in the inside of the drying chamber to the filter tube, which not only effectively reduces the energy consumption and improves the energy utilization rate, but also effectively saves energy and protects the environment during the ceramic fiber filter tube processing.

The invention discloses a food processing machine convenient to use, and relates to the field of life electrical appliances, the food processing machine comprises a main machine and a smashing cup with a built-in stirring piece, a heating disc is arranged below the smashing cup, a brushless motor is further arranged below the heating disc, and the brushless motor comprises a motor main body and a motor lower shell arranged on the outer side of the bottom of the motor main body; the motor lower shell is fixedly connected with the heating disc so that the motor body can be fixed between the motor lower shell and the heating disc, the top end of the motor shaft of the motor body is fixedly connected with the stirring piece, by means of the characteristics of the brushless motor, when a user uses the food processor to conduct food processing, noise generated by rotation of the motor is lower, the noise reduction effect is achieved, and the user experience is improved. Meanwhile, the whole motor main body and the heating disc can be fixed through the motor lower shell, the whole weight is further reduced, the axial height of the brushless motor and heating disc integrated assembly is reduced, and therefore the axial height of the whole machine is lower and thinner.

The utility model discloses a grain scalding device for dairy product processing, which comprises a heating kettle, a barrel cover is mounted on the heating kettle through bolts, a storage mechanism for containing grains is detachably mounted at the lower end of the barrel cover, and a dispersing mechanism for dispersing the grains is mounted on the barrel cover. A first motor in the dispersing mechanism drives a dispersing plate to rotate, the grains are turned up from the bottoms of the stacked grains, the positions of the grains are changed, the grains wrapped inside can be turned over to the outside to make contact with hot water, gaps between the grains are increased, grain stacking is reduced, meanwhile, a second motor in the stirring mechanism drives a stirring plate to rotate, and the stirring effect is improved. The hot water flowing is realized, the contact between the grains and the hot water is further increased, the grains are fully scalded and softened, the scalding is uniform, the subsequent crushing and extraction are convenient, and the taste of the prepared dairy product can be improved.

A kind of planetary reducer of convenient lubricating oil addition, the present application relates to planetary gear reducer technical field, the input shaft is threaded and is screwed on one end wall of casing, sun gear is fixedly arranged on input shaft, and sun gear is inserted in ring gear, the output shaft is threaded and is screwed on the other end wall of casing, and output shaft is fixedly provided with planet carrier, planet gear is rotated and is set on planet carrier by pivot, gear shifting limiting mechanism is arranged on casing, scraper is fixedly arranged on the end wall of ring gear, ring gear is rotated and is set in casing by bearing, oil inlet is threaded and fixed on the right end wall of casing, oil outlet is threaded and fixed on the left end wall of casing;It will ring gear and planet carrier are all set as movable structure, while setting corresponding adjustable limiting structure, and setting the cleaning structure matched with the inner wall of casing on ring gear, from the individual convenient in the replacement of the oil in speed reducer the cleaning of inner wall of casing is carried out, and the working procedure when replacing oil is optimized.

The utility model discloses a meteorological monitoring device, which belongs to the field of meteorological monitoring and comprises a support cylinder and a meteorological monitoring mechanism mounted on the support cylinder through a support. Two wire grooves are formed in the support, through holes corresponding to the wire grooves are formed in the supporting cylinder, a wire arranging opening corresponding to a wire inlet of the collector box body is formed in the side, away from the collector box body, of the supporting cylinder, and a wire separating assembly used for separating wires is arranged in the wire arranging opening; the branching assembly comprises a second wire arrangement plate fixed in the wire arrangement opening, a plurality of branching grooves are formed in the end, away from the wire arrangement opening, of the second wire arrangement plate, the two sides of a port of each branching groove are fixedly connected with clamping plates, and one end of each clamping plate is fixedly connected with a wire plate. By utilizing the toughness of the clamping plate and the lead plate, the lead can be conveniently installed, and the lead can be ensured to be positioned in the branching groove; the adjacent wires can be conveniently separated through the wire separating assembly, the wires can be conveniently overhauled and replaced, and meanwhile the phenomenon that the wires are wound is avoided.

The invention discloses tricholoma matsutake stick soilless culture equipment, and relates to the field of soilless culture, the tricholoma matsutake stick soilless culture equipment comprises a box body upper cover, a box body side plate I, a box body side plate II, a rear cover, a front baffle plate and a visual window, the box body side plate I is fixed on one side of the box body upper cover, and the box body side plate II is fixed on the other side of the box body upper cover; the front side of the box body upper cover is movably connected with the front baffle, the box body is characterized in that a supporting groove with an inclined bottom is fixed in the box body upper cover, the lower end of the bottom of the supporting groove corresponds to the rear cover, a water tank is arranged in a cavity formed by the box body upper cover, the first box body side plate, the second box body side plate and the rear cover, and the water tank is arranged in the cavity. And the box body side plate I and the box body side plate II are connected with a mushroom stick rotation driving module. According to the tricholoma matsutake mushroom stick soilless culture equipment, the humidity, temperature and illumination in the box can be controlled and adjusted, the mushroom sticks can be supported, soilless culture is achieved, the mushroom sticks can rotate, and mushrooms can grow better.

The invention discloses a method for preparing magnesium titanate with controllable particle size, which belongs to the field of magnesium titanate preparation. The preparation process is as follows: after magnesium oxide and titanium dioxide are evenly mixed, deionized water is added for wet ball milling, a dispersant is added to the mixed slurry for continued ball milling, and then drying is performed, first placed in a sagger, and then pre-sintered and high-temperature sintered in a push plate kiln, and finally cooled and ball milled and sieved to obtain the final product, magnesium titanate powder. The present invention improves the existing preparation process, can be controlled at a certain micron scale, and synthesized magnesium titanate powder with uniform particle size is prepared, ball milling and sintering processes are used for processing, which greatly saves the process flow, the process is simpler and more convenient, the finished product quality control is more stable, the product particle size is smaller, the reflectivity is higher, it has better pigment performance, and the scope of application is wider.

The invention provides an in-vitro cell culture method based on fluid shear force, which is characterized in that in-vitro cell culture is carried out on cells under the action of fluid shear force at a specific temperature and atmosphere similar to the actual temperature and atmosphere of in-vivo cells, the fluid environment of the in-vivo cells can be simulated, and the in-vivo cells can be cultured under the action of the fluid shear force. A guarantee is provided for improving the accuracy and the reliability of an in-vitro cell culture result. According to the in-vitro cell culture method, the in-vitro cell culture device is placed in a culture box with certain temperature and atmosphere for in-vitro cell culture, and the temperature and atmosphere in the culture box are the same as or basically the same as the actual temperature and atmosphere of cells in vivo. The in-vitro cell culture device comprises a rotary stirring device and a clamping device; the rotary stirring device comprises a motor arranged on the rack and a rotary table connected to an output shaft of the motor, and the rotary table extends into the culture dishes; rotating the turntable to rotate and stir the culture solution in the culture dish; the clamping device is used for clamping or loosening the culture dish.