4145results about How to "Small footprint" patented technology

The invention relates to the technical field of drying equipment, in particular to clothing cloth drying equipment. The clothing cloth drying equipment comprises a box body, a discharging shaft for discharging cloths, a drying module, an ironing module, an air-drying module, a rolling shaft for rolling the cloths and a controller. The top of the left side of the box body is provided with a storinghole for storing the cloths, a damping piece mounted at the bottom of the box body is arranged under the storing hole, and the discharging shaft is vertically mounted on the damping piece. The dryingmodule is used for drying the cloths, the ironing module is used for ironing the cloths, and the air-drying module is used for air-drying the ironed cloths. The rolling shaft is located on the rightside of the air-drying module, a material taking hole for taking out the cloths is formed in the top of the box body over the rolling shaft, the rolling shaft is driven through a rolling motor, and the rolling motor is electrically connected with the controller. The clothing cloth drying equipment is mainly suitable for being used in a clothing manufacturing shop and has the characteristics that the size is small, the weight is small, the price is low, and energy consumption is little.

The invention belongs to the technical field of power station boiler waste heat recycling energy-saving equipment and relates to a plate-and-shell type coal economizer. The plate-and-shell type coal economizer comprises a corrugated plate heat exchange core body (1), a heat exchanger shell (2), a first and a second water inlet / outlet water tank (3, 3') and a first and a second exhaust gas inlet / outlet pipeline (4, 4'), wherein the corrugated plate heat exchange core body (1) is mounted in the heat exchanger shell (2), the first and second water inlet / outlet water tanks (3, 3') are respectively arranged at the upper and lower ends of the front side of the corrugated plate heat exchange core body (1), and the first and second exhaust gas inlet / outlet pipelines (4, 4') are respectively arranged at the upper and lower sides of the corrugated plate heat exchange core body (1). The plate-and-shell type coal economizer solves the problem that the length of a water passage needs to be increased to solve the problem of unapparent water heating due to the great difference between an exhaust gas density and a water density, and meanwhile, a corrugated passage at the exhaust gas side enables the exhaust gas flow turbulivity to be increased and the heat transfer efficiency to be improved; the blockage due to ash accumulation happens rarely, even if the ash is accumulated, the cleaning is easy to finish.

This invention provides a method for rapid assembly of a modular tubular beam car body. The car body is divided into several independent modules, which are manufactured in parallel at independent workstations or assembly lines. Corresponding connections between different independent modules are fitted with interlocking mortise and tenon structures for coarse positioning and fastening. The manufactured independent modules are then automatically transferred to an assembly station, where a robot grasps and rapidly assembles them. After assembly, bolts and / or structural adhesive are used to fasten the mortise and tenon joints. Compared to traditional assembly line production processes, this method significantly improves efficiency and economy, effectively reduces floor space, and overcomes the limitation of existing "unpacking processes" that are only suitable for single-model production, thus facilitating flexible manufacturing and rapid iteration across multiple models.

The invention provides stamping equipment for automobile engine oil pan production, and belongs to the technical field of oil pan stamping equipment. Which comprises a stamping equipment body and is characterized in that a lower die and an upper die are installed on the stamping equipment body, a first supporting frame is installed on one side of the stamping equipment body, and a second supporting frame is installed on the other side of the stamping equipment body; an automobile oil pan material plate is placed on the top of the first supporting frame. By arranging the auxiliary feeding mechanism and the auxiliary discharging mechanism, the auxiliary feeding mechanism can be utilized, workers do not need to make direct contact with an automobile oil pan material plate, the automobile oil pan material plate can be rapidly and stably transferred to the position between the lower die and the upper die, and accurate alignment can be achieved after transferring, and the automobile oil pan material plate can be reliably placed on the top of the lower die; and compared with a traditional manual handheld plate feeding mode, the feeding device is safer and more reliable.

The invention discloses a molecular film type automotive nitrogen and oxygen separation device which comprises a turbocharger, a nitrogen and oxygen separator, a gas inlet valve, a gas outlet valve, a negative pressure pump and an electric control throttling valve. The turbocharger is driven by a turbine in an automobile turbocharger, so that the air is compressed to be conveyed to two paths of the nitrogen and oxygen separation device, the nitrogen and oxygen separation device can separate oxygen from the air, the air with high oxygen content is output, and the air is supplied to an engine for use through the gas outlet valve. The two paths of the nitrogen and oxygen separation device work alternately, when the temperature of the two paths of the nitrogen and oxygen separation device is too high to influence oxygen production efficiency, a main air inlet pipeline is opened to provide air normally by controlling the opening degree of the electric control throttling valve, and thus the phenomena of gas circuit plugging and engine stalling are avoided. According to the automotive nitrogen and oxygen separation device, the two branch paths work alternately, high concentration oxygen can be supplied to the engine continuously so that fuel can burn and act, and the burning utilization rate of the fuel is improved.

The utility model discloses an automatic clamping corner device for a pipe bending machine, which comprises a fixing plate, a die-in fixing seat arranged on the fixing plate through a left-right sliding device, a corner seat arranged on the die-in fixing seat through an up-down sliding device, a rotating die arranged on the corner seat through a rotating device, and a clamping device arranged on the rotating die. The rotating die can rotate relative to the center line of the rotating die through the rotating device; a clamping groove is inwards formed in the circumference of the rotary die, and the position of the clamping groove ensures that the center line of a pipe is overlapped with the center line of the rotary die when the pipe is placed at the bottom of the clamping groove; and a pipe clamping die assembly for clamping the pipe to abut against the bottom of the clamping groove is arranged on the corner seat. The device is arranged near a pipe bending wheel module on the pipe bending machine, assists the pipe bending wheel module in pipe bending, is simple and compact in structure and small in occupied space, can accurately guarantee the rotating angle of a pipe, and greatly improves the percent of pass of products.

The invention discloses a chip packaging module structure and an electronic product, and relates to the technical field of chip packaging, the chip packaging module structure comprises a PCB, an insulating substrate, a first radiator and a second radiator; the insulation substrate is arranged on the PCB, the insulation substrate is provided with a first side and a second side, the insulation substrate is provided with a first chip in an integrated mode, the first chip is located on the second side of the insulation substrate, the insulation substrate is provided with a plurality of via holes penetrating through the first side and the second side, metal is arranged in each via hole, at least part of the via holes are conductive holes, and the first chip is arranged on the first side of the insulation substrate. The metal in the conductive hole is used as a part of an electric connection structure between the PCB and the plurality of chips; the first radiator is in thermal conduction connection with the first chip; the second radiator is arranged on the other side of the PCB, and a longitudinal heat conduction structure is formed between the second radiator and the first chip, so that the second radiator is in heat conduction connection with the first chip; the technical scheme provided by the invention aims to improve the heat dissipation efficiency.

The utility model belongs to the technical field of rare earth hydrometallurgy and comprehensive utilization of resources, and particularly relates to a device for synthesizing a rare earth mixed precipitant in an ammonia-carbon reinforced manner. The utility model discloses a device for intensively synthesizing a rare earth mixed precipitator by ammonia carbon, which comprises an ammonia carbon intensified synthesis reactor, the ammonia carbon intensified synthesis reactor consists of five groups of plate bundles formed by welding herringbone corrugated plate sheets, and the five groups of plate bundles comprise two groups of gasification plate bundles for gasifying liquid carbon dioxide; the three groups of reaction plate bundles are used for mixing ammonia water and water and reacting with the bulk carbon dioxide, the five groups of plate bundles are wrapped by a metal shell, and an ammonia water, water and liquid carbon dioxide inlet and a circulating cooling water inlet and outlet are reserved outside the shell. Compared with a traditional tower reactor, the tower reactor has the remarkable advantages of being high in equipment integration degree, high in reaction efficiency, low in energy consumption and the like, the energy consumption is saved by 50%, the total investment of equipment is reduced by 50%, the occupied space of the equipment is reduced by 90%, and remarkable innovation is achieved.

The utility model discloses an egg conveying device, relates to egg conveying field, including frame, drive unit and N egg support, said frame includes feed box, discharge box and support base, the support base is fixedly equipped with two parallel vertical plate, the lower section of vertical plate is provided with two chute, the outside of chute is provided with L-shaped adjusting seat, and the L-shaped adjusting seat is provided with the feed box, discharge box and support base. The feeding box is connected with the henhouse egg belt, the discharging box is connected with the egg collecting conveying line, an integrated path of egg tray picking, continuous conveying and accurate discharging is constructed, 2-3 times of transfer links of traditional sectional conveying are reduced, on one hand, the occupied area of equipment is reduced, no additional connecting mechanism is needed, and the production cost is reduced. The installation and debugging complexity and fault points are reduced, and on the other hand, the collision risk caused by repeated transfer of eggs is avoided.

The utility model provides an efficient desulfurization wastewater clarification device which comprises a clarification tank main body, and an upper heat exchanger, a heat exchange tube and a lower heat exchanger are sequentially arranged in an inner cavity of the clarification tank main body from top to bottom; the bottom of the heat exchange pipe is connected with a pipeline bracket, and clarification tank filler is arranged at the top of the heat exchange pipe; wherein the other end of the pipeline bracket is connected with the bottom of a sedimentation tank in the clarification tank main body; a sludge outlet is formed in the bottom of the sedimentation tank; the device can automatically clean and operate, is high in automation degree, and can specifically and efficiently precipitate desulfurization wastewater compared with a traditional precipitation tank; strong brine is used as a heat exchange medium for heat exchange, so that the temperature of the strong brine is increased, heat needed by temperature rise of the rear-end evaporation section is reduced, and the energy-saving effect is achieved.

The utility model discloses a prefabricated diaphragm wall type assembled subway entrance and exit structure which comprises side wall structures, a prefabricated top plate and a prefabricated bottom plate are arranged between the side wall structures of the entrance and exit, the prefabricated top plate and the prefabricated bottom plate are both connected with the side wall structures through ultrahigh concrete, and the side wall structures are formed by integrating an enclosure structure and a main body structure. The side wall structure comprises prefabricated underground diaphragm walls, and underground diaphragm wall inter-amplitude connecting assemblies are arranged between the adjacent prefabricated underground diaphragm walls. The foundation pit support structure, the waterproof curtain and the side wall of the main body structure are integrated, so that working hours and manufacturing cost are saved. According to the utility model, the connection scheme of the waterstop strip bags, the C / T inter-width connectors and the UHPC concrete wet joints is adopted between the prefabricated underground diaphragm walls, so that the waterproof and guiding effects are achieved. According to the utility model, the longitudinal tensioning connection scheme of the inter-width concave-convex tenons, the elastic sealing gaskets and the prestressed steel bars is adopted between the prefabricated plate widths, so that not only can shearing force be effectively transmitted, but also a water stopping effect can be achieved.

The utility model relates to the technical field of quick-freezing devices, in particular to a tunnel-type quick-freezing device for quick-frozen food, which adopts a tunnel-type quick-freezing structure that a conveying belt is matched with a screen plate to realize reciprocating conveying of food, simplifies a conveying structure and reduces adhesion and damage of the food. Comprising a quick-freezing box, a driving roller, a driven roller, a conveying belt and a refrigerating system, the quick-freezing device further comprises a plurality of separating and pushing assemblies, a net plate and an ice receiving mechanism, the separating and pushing assemblies are evenly installed on the outer surface of the conveying belt, each separating and pushing assembly is composed of a plurality of evenly-arranged elastic rods, the separating and pushing assemblies are perpendicular to the conveying direction of the conveying belt, and the net plate is installed in a quick-freezing cavity of the quick-freezing box. The end of the screen extends out of the quick-freezing box through the inlet and outlet, the screen is located below the conveying belt, the ends of the multiple separating and pushing assemblies scrape the upper surface of the screen, and the ice receiving mechanism is installed in the quick-freezing cavity, located below the screen and used for collecting crushed ice.

This invention provides a split Hopkinson bar device for achieving single-pulse loading, comprising an incident bar, a transmission bar, an incident wave-catching unit, and a stress wave generating unit. The incident wave-catching unit includes an incident wave-catching sleeve and an absorbing bar. One end of the absorbing bar is spaced apart from the incident bar flange, and the other end is connected to the absorbing bar flange. The incident wave-catching sleeve is fitted around the absorbing bar, with its two ends respectively fitting against the absorbing bar flange and the incident bar flange. The compressive stress wave generated by the stress wave generating unit is reflected by the incident bar flange to form a tensile stress wave. After loading the sample, a portion of the stress wave is reflected back as a compressive wave and absorbed by the incident wave-catching unit. This solves the problem of multiple reflections and interference in traditional Hopkinson bars, achieving pure single-pulse tensile loading. The device is compact, has high energy utilization, and is suitable for testing the dynamic mechanical properties of materials.

This invention provides a cup assembly for a food processor, including a cup body, a cup lid, and a processing component disposed within the cup body. It also includes a gearbox, which comprises a movably disposed clutch output shaft. When the clutch output shaft moves to a first position, it drives the processing component to output a first rotational speed; when the clutch output shaft moves to a second position, it drives the processing component to output a second rotational speed. The cup lid is installed in place, maintaining the clutch output shaft in either the first or second position. Furthermore, a food processor with the aforementioned cup assembly is provided. In the first position, the clutch output shaft outputs a first rotational speed to adapt to multi-functional cooking; in the second position, it outputs a second rotational speed to adapt to another multi-functional cooking method requiring a different speed. By changing the position of the clutch output shaft, the processing component can be replaced and the rotational speed can be automatically switched. Moreover, the output speed range is wide and the torque is high, avoiding stalling caused by high processing resistance.

The utility model discloses an optical module test system which comprises a rack, a mechanical arm is arranged on the rack, and a feeding station, a code scanning station, an end inspection station, a plugging station, a test station and a discharging station are arranged on the periphery of the mechanical arm. The plugging station is used for connecting or separating the optical module and the optical fiber; the code scanning station is used for identifying and acquiring information of the optical module; an end detector is arranged on the end detection station; a high and low temperature detector is arranged on the test station; the manipulator is arranged to transfer materials among the stations, automation of the optical module testing process is achieved, manual operation is reduced, testing efficiency and accuracy are improved, and labor cost and personal errors are reduced. In addition, all the stations are arranged around the manipulator, the structure is compact, the occupied space is small, the system is particularly suitable for use scenes with high requirements for the site and the occupied area, meanwhile, operation of the manipulator and circulation of materials are facilitated, and the operation efficiency of the system is improved.

The invention relates to the technical field of lasers, and provides a double-gain-medium Q-switched laser and a constant-power pulse width adjusting method.The laser comprises a first pumping source, a second pumping source, an optical fiber beam combiner, a beam shaping system and a laser resonant cavity, the laser resonant cavity comprises a reflecting mirror, a first gain medium, a second gain medium, a polarization selector, a quarter-wave plate, a Q switch and an output mirror which are arranged in sequence; the first gain medium is used for absorbing first pumping light, the second gain medium is used for absorbing second pumping light, and the pumping power of the first pumping source and the pumping power of the second pumping source can be independently controlled. By changing the pumping power of the two pumping sources, real-time adjustment of the pulse width of the laser under the constant output power is achieved, the structure is compact, and control is easy and convenient.

The invention belongs to the technical field of pharmaceutical equipment, and particularly relates to a needle pre-filling continuous production process for plastic medicine bottles. The process comprises the following steps of (1) tube blank extrusion, (2) tube blank transfer, (3) needle adding and bottle making, (4) filling, (5) injector piston adding and sealing, and (6) blanking. The needle pre-filling continuous production process for the plastic medicine bottles is a whole systematic process and covers a process from raw material conveying to final product conveying, compared with a traditional BFS process, a packaging process is characterized in that an injection needle adding station and an injector piston adding station are added and A-level air shower protection is added in a whole transferring process, functions of equipment are greatly increased, the quality of produced products is higher, the sterile safety of the products is better, and the problem of pollution possibly existing in a process from production to injection of medicines is fundamentally solved.

The application relates to the technical field of liquid chromatography tandem mass spectrometry all-in-one machines, in particular to a high-performance liquid chromatography tandem mass spectrometry all-in-one machine which comprises a bottle box, the top of the bottle box is used for placing a solvent bottle, a fixing clamping plate for limiting the solvent bottle is arranged on the bottle box, a side edge buckle slot is formed in the side edge of the bottle box, a refrigeration box is arranged in the side edge cooling box, an intelligent control screen is mounted on the surface of the refrigeration box, a pull-out box is connected to the side edge cooling box through a pull-out slot, and a box handle is arranged on the pull-out box. On the sample management, the refrigeration box in the side edge cooling box cooperates with the intelligent control screen to realize intelligent temperature control, the influence of manual operation on the refrigeration environment is avoided, the arc-shaped clamping groove, the rubber pad and the compression spring structure in the pull-out box can stably clamp a test tube, the sample pollution risk is reduced, the detection precision is improved, and meanwhile, the detachable connection design of the fixing clamping plate enhances the use flexibility of the equipment.

The present application relates to a kind of scanning tunneling microscopes and its artificial intelligence auxiliary control method, the scanning tunneling microscope includes sample stage, scanning main body device and shock absorbing frame;The sample stage includes first platform, cross slide and object platform arranged sequentially from bottom to top;The scanning main body device includes second platform, third platform and top platform arranged sequentially from bottom to top, and scanning head main body and driving device, sample stage and scanning main body device are placed on shock absorbing frame as a whole.The present application scanning tunneling microscope has the characteristics of lower cost, easy to build, and the space occupied is small, and its artificial intelligence auxiliary control method, using artificial intelligence is realized Automation control, greatly reduce the difficulty of equipment operation, it is advantageous to the completion of high-throughput scanning.

The application discloses a valve core assembling equipment with a sealing function and a method thereof, and belongs to the technical field of valve core assembling, and comprises a control cabinet, a valve core feeding assembly for controlling valve core feeding being arranged at the top right side of the control cabinet. Through the above mode, the valve core is moved to a processing station through the valve core feeding assembly, and is moved to a standard hole and is inserted with the standard hole through the feeding transposition assembly, then the rotating table drives the valve core to move to the processing position of the combination mechanism, the combination mechanism assembles the rubber ring with the valve core, then the rotating table drives the valve core to move to the processing position of the closing assembly, the closing assembly extrudes and closes the opening at the top of the valve core, finally the valve core moves to the processing position of the discharging transposition assembly, the valve core is separated from the rotating table through the discharging transposition assembly, and the valve core is moved to the discharging plate and falls down, so that the collection is realized. The device realizes full-automatic operation, occupies a small volume, and has high use precision.

The invention provides a coil array and a wireless power transmission system, the coil array comprises at least one coil structure, the coil structure comprises three coil units, and the three coil units respectively form three sides of the same triangle so as to form the coil structure; wherein each coil unit in the same coil structure is configured to allow the current flowing through the coil unit to form a current loop, and the coil units in the same coil structure are the same or different; moreover, each coil unit in the same coil structure is configured to be excited by an independent amplitude-modulated wave and obtain a driving current, so that the coil array is allowed to be configured to obtain optimal magnetic field distribution and magnetic field polarization according to different phases and current directions and form a three-dimensional rotating magnetic field.

The utility model provides a kind of for coke coal pre-arrangement gangue intelligent dry method sorting equipment, it belongs to coal sorting technical field, wherein upper layer X-ray generator, upper layer beating device, lower layer X-ray generator and lower layer beating device are all installed on equipment rack, unified dust collector and control terminal are equipped;Upper layer X-ray receiver and lower layer X-ray receiver are respectively arranged in the inner cavity of upper layer sorting conveying device and lower layer sorting conveying device;Upper layer sorting conveying device and lower layer sorting conveying device all include transmission belt, transmission roller and driving motor, transmission roller is fixedly connected in the inner cavity of equipment rack by bearing.Compared with traditional single-layer photoelectric sorting equipment, the utility model uses upper and lower double-layer sorting structure, a single device can process two layers of coal simultaneously, greatly improves the processing capacity of coal, when facing a large number of coal sorting tasks, multiple devices do not need to be used simultaneously, saves sorting time, improves overall production efficiency.

This utility model relates to the field of rehabilitation equipment and provides a foldable and portable lower limb rehabilitation pedal exercise device, including a base plate. A base is fixedly connected to the base plate, and a Y-shaped support frame is hinged to the base. A turntable is disposed inside the Y-shaped support frame, and sleeves are fixedly connected to both ends of the turntable. The sleeves are rotatably connected to the side plates of the Y-shaped support frame, and connecting rods are snapped into each sleeve. A Z-shaped rod is fixedly connected to the other end of each connecting rod, and a foot pedal is fitted to the other end of each Z-shaped rod. A locking assembly is fixedly disposed on the side wall of the Y-shaped support frame, and a locking hole is provided on the base plate. The Y-shaped support frame is fixed by the locking assembly and the locking hole. This utility model has the advantages of simple structure, foldability, easy disassembly, and the ability to perform multiple modes of exercise.

The application relates to the technical field of flue gas waste heat recovery, and discloses a rotary kiln flue gas low-temperature waste heat recovery device, which comprises a primary recovery chamber, a secondary recovery chamber and a water storage tank, a flue gas inlet pipe is fixedly installed at the left end of the outer wall of the primary recovery chamber, a flue gas connecting pipe one is fixedly installed at the right side of the upper end of the outer wall of the primary recovery chamber, the rear end of the outer wall of the flue gas connecting pipe one is fixedly connected with the front end of the outer wall of the secondary recovery chamber, the temperature of the heat-conducting aluminum sheet one directly contacting the outer wall of the S-shaped flue pipe is increased, the hot end of the thermoelectric sheet can have a constant high temperature, the heat-conducting aluminum sheet two contacting the inner wall of the water pipe one can take away the heat at the heat-conducting aluminum sheet two under the action of the water flowing in the water pipe one, and the cold end is formed, so that a temperature difference is formed between the hot end and the cold end of the thermoelectric sheet, the thermoelectric sheet can generate electricity by utilizing the temperature difference between the high and low temperatures, and the heat energy in the flue gas can be converted into electric energy.

The invention belongs to the technical field of sewage treatment, and discloses a DO-ORP coordinated regulation artificial tidal food web sludge in-situ reduction and phosphorus recovery method. Aiming at the problems of high energy consumption, serious phosphorus resource loss and the like of traditional sludge treatment, a multi-stage food chain consisting of microorganisms, protozoa and metazoan is implanted by constructing an artificial tidal environment with periodic alternation of wetting and drying; according to the method, the metabolic activity of sludge hydrolysis flora and phosphorus-accumulating bacteria is activated by utilizing cooperative regulation and control of DO concentration and ORP, microbial extracellular polymeric substances are triggered to be depolymerized by adopting tidal periodic oscillation, in-situ reduction of sludge biomass is realized by combining a food web cascade predation effect, and phosphorus is synchronously removed by virtue of an anaerobic phosphorus release-aerobic phosphorus uptake coupled struvite crystallization process. The method is suitable for treating the excess sludge of a municipal sewage treatment plant, and the high-purity magnesium ammonium phosphate fertilizer is produced while the dehydration energy consumption is reduced by 40%.

This application relates to the field of battery formation and capacity testing equipment technology, and discloses an intelligent control integrated machine and battery production formation and capacity testing equipment. The intelligent control integrated machine includes: a chassis, a bus backplane, a main control board, a control board, a data acquisition board, a communication board, and a power supply board. The main control board, control board, data acquisition board, communication board, and power supply board are all detachably plugged into the chassis, and when plugged into the chassis, they are respectively plugged into the bus backplane. In this application, when the main control board, control board, data acquisition board, communication board, and power supply board are plugged into the chassis and connected to the bus backplane, the connection of each functional board can be quickly and easily realized, reducing the complex wiring and connection between devices, improving the stability and reliability of the system, and reducing the space occupied by the entire control equipment.

The utility model discloses a workpiece rotating device, including floor, the upper end fixed mounting of floor has the interface board, the upper end fixed mounting of interface board has the foot bolt, the upper end center fixed connection of foot bolt has the rodless cylinder, and the both sides fixed connection of rodless cylinder has the slide rail, the inside fixed of slide rail has and inserts the mouth, the upper end fixed connection of slide rail has the sliding block, and the inside fixed mounting of sliding block has the lock nail seat, the inside fixed mounting of lock nail seat has the fixed nail, the upper fixed mounting of sliding block has the receiving station, to solve the hosiery setting machine that the above -mentioned background art proposes is the equipment that is used specially for this craft, but the mechanism of setting machine mobile die carrier is the long strip shape structure, and the space is big to the longitudinal occupation, and the workpiece passes through the chain structure and drives the die carrier to move, and the chain structure is relatively complex, when the chain damage needs the maintenance, and the cost is higher, lead to the problem of hosiery production and maintenance cost increase.

The application relates to the field of semiconductor process equipment, in particular to a device for large-capacity liquid medicine storage of semiconductor equipment and a liquid medicine supply system. The device comprises a liquid storage tank provided with a liquid storage cavity, the upper portion of the liquid storage cavity is provided with a cleaning cavity in fluid communication with the liquid storage cavity; the internal volume of the cleaning cavity is smaller than that of the liquid storage cavity; a liquid inlet pipe is arranged to introduce liquid medicine into the liquid storage cavity of the liquid storage tank from the outside; a liquid outlet pipe is arranged at the bottom of the liquid storage cavity and connects the liquid storage cavity of the liquid storage tank to a liquid source; a waste pipe is arranged at the top of the cleaning cavity to discharge the liquid medicine bubbles in the cleaning cavity; and a vent pipe is arranged to connect the cleaning cavity of the liquid storage tank with the outside to keep the air pressure in the cleaning cavity of the liquid storage tank consistent with the ambient air pressure. The application improves the separation efficiency of large-capacity liquid medicine and gas, reduces the probability of generating bubbles in the liquid medicine, improves the uniformity of wafer surface coating, and can meet the high-integration equipment layout.

The utility model discloses a wireless charging equipment, including first casing, first wireless charging subassembly, torsional spring, first concave and convex wheel, second concave and convex wheel and elastic part, first casing is equipped with and places the groove, and first wireless charging subassembly includes shell and first coil, and the rotating end of shell is rotated and is connected with first casing through the pivot, and the pivot includes the first axle section and the second axle section who sets up along the pivot axle line direction, and first coil sets up in the inside of shell, and torsional spring is covered and is set in the first axle section, and first concave and convex wheel sliding cover is set in the second axle section, and second concave and convex wheel cover is set in the second axle section, and with second axle section fixed, and elastic part cover is set in the second axle section. Adopt the wireless charging equipment of utility model embodiment, and first wireless charging subassembly can provide enough support force to place electronic equipment after protruding in the recess, and wireless charging subassembly does not need to overcome the big torsion when accomodating, to solve the problem that the current wireless charging equipment uses the experience to be poor.

The application relates to the technical field of massage equipment, in particular to a sliding contact power supply device and a massage chair, which comprises a strip-shaped conductive assembly, a sliding conductive assembly and at least one flexible rack; the flexible rack is used for engaging and driving a gear on a massage core; the strip-shaped conductive assembly is used for electrically connecting with an external power supply and is installed along the extension path of the flexible rack; the sliding conductive assembly comprises a mounting seat and a conductive structural member; the mounting seat is fixedly installed on the massage core; when the massage core moves along the flexible rack, the conductive structural member is fixed on the mounting seat and is in sliding contact with the surface of the strip-shaped conductive assembly to supply power to the massage core. The application has the advantages of compact structure, small space occupation, stable power supply and good adaptability to the reciprocating motion of the massage core.