5469 results about "Liquid tank" patented technology

The invention relates to an air bag type mechanical sealing structure and a sealing method thereof in the technical field of LNG ships, the air bag type mechanical sealing structure comprises an annular air bag sealing ring, an air supply system room floor enclosure bulkhead and a liquid tank top drooping wall, and annular flexible sealing lips are fixedly arranged at the top and the bottom of the annular air bag sealing ring; hard sealing rings are fixedly arranged at the bottom of the air supply system room floor enclosure bulkhead and the top of the liquid tank top drooping wall correspondingly, and the hard sealing rings and the flexible sealing lips are connected in a matched mode. The movable gap formed by the top of the liquid tank and the air supply system can be fully sealed, the technical requirements of deformation of the top of the liquid tank and relative deformation and movement between peripheral ship deck components under the conditions of ship navigation, severe sea conditions, temperature difference and the like are met, and the technical requirement for sealing of the top of the liquid tank and an air supply system chamber is also met; the risk of ultralow-temperature gas leakage is avoided, closed-loop management of monitoring, analysis, compensation and alarm is achieved, and system safety and maintenance efficiency are improved.

The utility model relates to the technical field of waste gas treatment, in particular to a waste gas spray tower device for waste gas treatment, which comprises a tower body and a liquid tank, the circumferential surface of the rear end of the tower body is fixedly connected with a gas inlet pipe, the circumferential surface of the right end of the tower body is provided with a plurality of material holes, and the liquid inlet end of a water pump is fixedly connected with a liquid inlet pipe. The upper ends of the plurality of latticed carrying plates are connected with push plates through driving mechanisms, the bottom ends of the plurality of flow dividing shells are fixedly connected with a plurality of atomizing nozzles, the plurality of connecting pipes extend rightwards into the tower body and are fixedly connected with the plurality of flow dividing shells, and the plurality of flow dividing shells are located at the right upper ends of the corresponding push plates. According to the utility model, the driving mechanism is controlled to operate to simultaneously drive the plurality of push plates to rotate, at the moment, the filler positioned on the latticed loading plate is pushed by the push plates, and under the action of the push plates, the filler positioned deep in the tower body can be driven to gradually get close to the maintenance channel; and therefore, a worker can take out and replace the filler in the tower body more conveniently.

The invention discloses high-precision laser cutting equipment suitable for a complex circuit board, and relates to the technical field of circuit board cutting, the high-precision laser cutting equipment comprises a ceramic table top, a base, a cooling assembly and a waste collecting assembly, the ceramic table top is fixedly mounted at the top end of the outer wall of the base; a cooling assembly and a waste collecting assembly are fixedly installed on the side face of the base through a conveying mechanism. The cooling assembly comprises a nozzle, a liquid box and a radiator, the nozzle is fixedly installed on the side face of the top end of the outer wall of the base through a supporting piece, the liquid box is fixedly installed on the side face of the outer wall of the base, the radiator is fixedly installed on the side face of the inner wall of the base, an impeller is fixedly installed at the bottom of the inner wall of the radiator, and a ventilation opening is formed below the impeller. And a dustproof net is fixedly mounted at the ventilation opening through a bolt. By installing the cooling assembly, the cutting temperature is reduced, the problem of material deformation caused by the heat effect is solved, and it is helpful for guaranteeing the flatness and smoothness of the cutting face and the overall integrity of the circuit board.

The invention discloses a compressor shell with a liquid storage function, and belongs to the technical field of whole vehicle thermal management systems, the compressor shell comprises a compressor suction cavity, a compressor exhaust cavity and a compressor cylinder body, and a liquid storage tank and / or a refrigerant channel are / is integrally formed on the compressor cylinder body; compared with a traditional compressor and pipeline scheme, the scheme has the main advantages that the pipelines are directly and integrally integrated in the shell in the compressor shell in a casting design or machining mode and the like, the space of the compressor shell can be greatly utilized for reducing weight and cost, due to pipeline integration, the pipeline path is shortened, and the cost is reduced. The flow resistance and the leakage rate of air conditioner refrigerants are reduced, system energy consumption is reduced, due to the fact that the compressor shell is integrally designed, the liquid storage function can be designed in the compressor shell, and the number of parts is reduced.

The invention belongs to the technical field of filtering equipment, and particularly relates to a candle filter which comprises a filtering tank, filter element pipes are arranged in the filtering tank and connected with a liquid collecting pipe, a scraping plate is arranged on the inner wall of the filtering tank in a sliding mode, a plurality of cake scraping mechanisms are arranged on the scraping plate, each cake scraping mechanism is provided with a plurality of scraping plate holes, and the scraping plate holes correspond to the filter element pipes in a one-to-one mode. The diameter of the scraper hole is larger than the outer diameter of the filter element pipe, the filter element pipe penetrates through the scraper hole, a scraper assembly is arranged in the scraper hole, a first liquid inlet is formed in the bottom of the filtering tank, a second liquid inlet is formed in the upper end cover, and the first liquid inlet is connected with a stock solution tank and a waste liquid tank through a pipeline provided with a first electric control valve; and the second liquid inlet is connected with the stock solution tank and the waste liquid tank through a pipeline provided with a second control valve. According to the candle filter provided by the invention, the scraper assembly can scrape off the outer wall of the filter cake layer in the filtering process, so that the filter cake layer is always in the optimal filtering effect range, the filtering effect is ensured, and meanwhile, the filtering efficiency is also improved.

Immersion cooling systems are disclosed. An example immersion cooling system includes an immersion tank including a cooling fluid and a reservoir to contain a recirculated portion of the cooling fluid. The reservoir is separated from the immersion tank by a height to generate a liquid surface height variance between the cooling fluid in the immersion tank and the cooling fluid in the reservoir. A supply conduit is to fluidly couple the immersion tank and the reservoir. The cooling fluid to be provided from the reservoir to the immersion tank via gravity.

The invention relates to the technical field of superconducting magnet cooling, and discloses a superconducting magnet conduction cooling type low-temperature device which comprises a vacuum cavity, a refrigerating machine assembly is installed on the vacuum cavity, a liquid helium tank is installed at the refrigerating end of the refrigerating machine assembly, and an annular superconducting magnet is installed in the vacuum cavity. A heat conducting plate is mounted between the superconducting magnet and the refrigerating end of the refrigerating machine assembly; the sample chamber is arranged in the vacuum chamber, the sample chamber extends to the annular center of the superconducting magnet, a refrigerant pipe is communicated between the liquid helium tank and the sample chamber, a sample rod assembly is installed in the sample chamber, and one end, extending into the sample chamber, of the sample rod assembly is suitable for installing a sample body; a helium discharge pipe is communicated between the helium buffer tank and the liquid helium tank, and a discharge pipe is communicated between the sample chamber and the helium discharge pipe. The sample body works in the sample chamber and is soaked by liquid helium, so that the sample body works in a low-temperature environment all the time, and the stable low-temperature environment is maintained for the sample body for a long time.

The invention discloses a device for slowing down sloshing of a liquid tank. The device comprises the liquid tank, a linear guide rail sliding mechanism, a combined swash plate device and an automatic springback swash plate device. According to the device for slowing down the sloshing of the liquid tank, a double-sloshing-reduction method is adopted, firstly, the amplitude of the sloshing wave height of the free liquid surface and the kinetic energy of liquid sloshing are weakened in the middle of the liquid tank by means of the automatic rebound swash plate device; liquid sloshing energy is dissipated by means of holes of the combined swash plate device for liquid to enter and exit from the bulkhead, direct action of free surface movement of the liquid on the side wall of the liquid tank is hindered, impact load of liquid sloshing on the bulkhead is reduced, and the phenomena of top rushing and jet flow caused by climbing along the bulkhead are inhibited. Meanwhile, the position of the combined oscillation suppression plate device can be adjusted by means of the linear guide rail sliding mechanism, the energy of liquid oscillation can be dissipated to the maximum extent, meanwhile, the inherent frequency of the liquid tank is changed, resonance can be effectively avoided, and therefore the wave absorption and stabilization effects of the oscillation suppression device can be better exerted.

The invention discloses an automobile part injection mold, and relates to the technical field of mold injection molding, the automobile part injection mold comprises an upper mold and a lower mold arranged under the upper mold, the bottom end of the lower mold is fixedly connected with a base, the automobile part injection mold comprises a liquid collection tank, the upper mold is in threaded connection with the bottom end of the lower mold, and the liquid collection tank is communicated with the lower mold through a liquid discharge hole; the limiting column is fixedly connected to the top end of the base; the material pushing and liquid collecting mechanism is arranged between the lower die and the base, and the material pushing and liquid collecting mechanism is used for being matched with the limiting column to control the upper die and the lower die to be in an opening and closing state and a sealing state, and pushing a formed part in a reciprocating mode when the upper die and the lower die are in the opening and closing state. And the formed part in the lower mold cavity can be intermittently jacked, the demolding efficiency of the formed part is improved, and abrasion generated by demolding of the formed part is reduced.

The invention discloses a device for inhibiting sloshing of a liquid tank, which comprises a plurality of sloshing inhibiting plates arranged in the liquid tank, the plurality of sloshing inhibiting plates are transversely and longitudinally staggered and are not contacted with each other, and the transverse and longitudinal sloshing inhibiting plates work independently and are not interfered with each other; a plurality of damping holes are evenly formed in the oscillation restraining plate, and the oscillation restraining plate is made of elastic materials. The oscillation restraining plate is made of an elastic material, the oscillation of liquid in the liquid tank can be relieved or restrained through the elastic buffering principle of the oscillation restraining plate, and the oscillation restraining plate cannot be damaged; on the basis of U-shaped elastic deformation of the original oscillation suppression plate and vortex generation of a flow field by the circular damping holes, the special-shaped holes are added, so that the fluid oscillation weakening capability of the device can be effectively enhanced.

The invention relates to the technical field of thermal management of energy storage power stations, and discloses an immersion phase change and jet flow cooperative reinforcement thermal management system of an energy storage power station. An immersed phase-change cooling tank body of the system contains an energy storage battery pack and a low-boiling-point fluorinated liquid cooling liquid, so that the whole battery pack is immersed in the immersed phase-change cooling tank body; the condensation recovery device is connected with a steam outlet condensation vaporization medium; the liquid storage distribution unit comprises a main liquid storage tank and a special liquid storage tank, the main liquid storage tank is connected with the condensation recovery device, and the special liquid storage tank is connected with the bottom of the tank body through an electromagnetic drain valve; the multi-layer jet strengthening module comprises a top-layer annular jet pipeline, a bottom-layer annular jet pipeline and a middle-layer annular jet pipeline, the top-layer annular jet pipeline and the bottom-layer annular jet pipeline are connected with a main liquid storage tank and reflow through a circulating pump, and the middle-layer annular jet pipeline is connected with a special liquid storage tank driven by a high-pressure pump and provided with The temperature monitoring array acquires the real-time surface temperature of the battery pack in a distributed manner The dynamic control center is connected with all the modules. According to the system, efficient and uniform heat management of the energy storage battery pack is realized through cooperation of phase change and jet flow.

The invention discloses a negative pressure circulation temperature control system, and relates to the technical field of thermal management. The negative pressure circulation temperature control system comprises a liquid storage tank which is connected with a load end and used for providing a liquid supply medium with a target temperature for the load end; the first vacuum tank is connected with the load end and the liquid storage tank and used for receiving the liquid supply medium of the load end and supplying the liquid supply medium to the liquid storage tank; the second vacuum tank is connected with the load end and the liquid storage tank and is used for receiving the liquid supply medium of the load end and supplying the liquid supply medium to the liquid storage tank; the vacuum pump is connected with the first vacuum tank and the second vacuum tank and is used for alternately constructing a negative pressure environment in the first vacuum tank and the second vacuum tank, so that the first vacuum tank and the second vacuum tank alternately provide a liquid supply medium for the liquid storage tank by utilizing the negative pressure environment; and the temperature control module is connected with the liquid storage tank and used for adjusting the temperature of the liquid supply medium in the liquid storage tank to the target temperature. According to the negative pressure circulation temperature control system, continuous liquid supply to the load end is achieved, it is ensured that the liquid level of the liquid storage tank is stable, and the temperature control efficiency of the negative pressure circulation temperature control system is improved.

The invention belongs to the technical field of automobile active safety, and provides a liquid tank type vehicle rollover risk early warning method and device, a medium and equipment. According to the technical scheme, the roll angle and the vehicle speed of a liquid tank type vehicle, position information of the vehicle and the liquid level height in a liquid tank are obtained; determining the total weight of the liquid tank vehicle based on the roll angle of the liquid tank vehicle and the liquid level height in the liquid tank; determining the current turning radius of the vehicle based on the position information of the liquid tank type vehicle; the total weight, the vehicle speed, the roll angle and the current turning radius of the vehicle serve as input variables, the current rollover risk serves as an output variable, the input variables and the output variable are fuzzified, and the current rollover risk of the vehicle is predicted after fuzzy reasoning; determining the current rollover risk level of the vehicle according to the current rollover risk value of the vehicle; and formulating a corresponding rollover early warning scheme based on the rollover risk level of the vehicle, and performing graded early warning. And through a refined grading early warning method, the rollover risk is effectively avoided.

The utility model relates to the technical field of grinding devices, in particular to a wafer grinding device which comprises a workbench, a containing groove is formed in the upper surface of the workbench, a supporting frame is fixedly connected to the right side wall in the containing groove, and a vacuum suction cup is installed at the top of the supporting frame. When the wafer grinding device works, a wafer workpiece is placed on the vacuum chuck, the wafer workpiece is adsorbed and fixed by means of the vacuum chuck, one end of the piston rod of the electric cylinder extends to drive the grinding plate to be attached to the wafer workpiece, and the grinding motor drives the grinding plate to rotate to grind the wafer workpiece. The conveying pump pumps the grinding liquid and sprays the grinding liquid to the grinding position of the wafer workpiece through the spray head, ground particles are mixed in the grinding liquid and fall into the containing groove together, particulate matter is filtered down by the filter plate, the grinding liquid falls to the bottom of the containing groove through the filter plate, and separation of liquid and the particulate matter in the grinding liquid is achieved. And the grinding liquid is pumped and sent back to the grinding liquid box by the reflux pump for recycling, so that the grinding liquid is recycled, and resource waste is avoided.

The invention discloses a stainless steel workpiece polishing device which comprises an equipment box body, wherein a polishing solution box is arranged on one side of the equipment box body; the rotating disc is rotationally arranged at the top of the equipment box body, a plurality of hollow shafts with negative pressure environments inside are rotationally arranged in the middle of the rotating disc, first vacuum suction cups used for fixing workpieces are installed at the tops of the hollow shafts, and sealing pistons used for cutting off negative pressure of the hollow shafts are arranged in the hollow shafts. An electromagnetic driving part for driving the sealing piston is arranged below the sealing piston; through cooperative work of a piston cylinder and a filter box and lifting cooperation of a lifting plate, a lifting piston and the piston cylinder, dust collection, filtering and spraying of a polishing solution can be achieved while the lifting plate is stably guided, dust and waste gas generated in the polishing process can be effectively collected, environmental pollution is reduced, and the polishing effect is improved. And the polishing liquid can be automatically pressurized and sprayed, so that cyclic utilization of air is realized, and the energy consumption is reduced.

The invention relates to the technical field of charging cabins, and one embodiment of the invention provides a preassembled type electric automobile liquid cooling charging cabin which comprises a cabin body and further comprises a partition plate, a first cooling pipe network, a second cooling pipe network, a liquid storage tank, a refrigerating machine, a conveying pump and an air cooling mechanism, the partition plate is fixedly connected into the cabin body, and the cabin body is divided into a power distribution cavity and a plurality of charging cavities; the first cooling pipe network is located in the partition plate, the second cooling pipe network is located in the bottom wall of the charging cabin, the liquid storage tank is fixedly connected into the power distribution cavity, the refrigerating machine communicates with the liquid storage tank through a circulating pipe, the input end of the conveying pump communicates with the liquid storage tank, and the output end of the conveying pump communicates with the first cooling pipe network and the second cooling pipe network. The first cooling pipe network communicates with the liquid storage tank, and the air cooling mechanism and the first cooling pipe network cooperate to conduct air cooling on the interior of the charging cavity. By means of the technical scheme, the technical problem that in the prior art, a cooling fan is used for cooling, and rapid cooling is difficult to achieve is solved.

The invention discloses a surface welding device for hardware machining, and relates to the field of hardware welding, the surface welding device comprises a welding mechanism, a displacement mechanism, a transmission mechanism, a clamping mechanism, a liquid spraying mechanism, an ash removal mechanism, a workbench, an upper frame, first hardware and second hardware, and is characterized in that a bottom through frame is formed in the middle of the bottom end of the workbench; the surface welding device for hardware machining comprises a workbench, an upper frame is arranged at the top end of the workbench, an electric control box plate is arranged at the top end of the upper frame, second hardware is arranged on one side of the top end of the workbench, and first hardware is arranged on the other side of the top end of the workbench. The auxiliary rotating rod and the half gear are rotated, the unique half gear structure drives the movable block to horizontally move, then the push rod pushes the push piece in the piston cylinder, and scaling powder liquid is rhythmically sprayed to the hardware connecting position from the liquid box through the upper guide pipe and the water spraying pipe.

The invention belongs to the technical field of transformer equipment, and particularly relates to an automatic sampling device and method for transformer oil and gas. The device comprises a control box and a sampling sealing box, wherein a display screen, a keyboard and a code scanning module are arranged at the front part of a box body of the control box; the sampling sealing box comprises a sampling sealing box cover and a sampling sealing box body, a sampling bag support is arranged in the sampling sealing box body, the sampling bag is arranged on the sampling bag support, and a two-way valve is arranged at the top of the sampling bag; a sampling chamber air outlet pipeline, a sampling chamber air inlet pipeline, a third pipeline and a fourth pipeline are arranged on one side, connected with the sealing box, of the control box; the third pipeline and the fourth pipeline are respectively connected with the two-way valve; a first vacuum pump gas inlet pipeline, a second vacuum pump gas outlet pipeline, a waste liquid tank pipeline, a transformer oil sample pipeline and a transformer gas sample pipeline are arranged at the rear part of the control box. According to the invention, the convenience, safety and reliability of transformer oil and gas sampling are comprehensively improved, and powerful technical support is provided for safe and stable operation of a power system.

The invention discloses a full-automatic pelletization coating system and method for small forage grass seeds, and particularly relates to the technical field of agricultural equipment.The full-automatic pelletization coating system comprises a rack, a controller, a pelletization coating device, a seed supply device, a powder supply device and a liquid supply device, and the pelletization coating device, the seed supply device, the powder supply device and the liquid supply device are in signal connection with the controller; both the seed supply device and the powder supply device are provided with vibration exciters capable of providing two vibration amplitudes, so that two blanking speeds, namely a fast blanking speed and a slow blanking speed, are realized, errors caused by materials in the air when a weighing hopper detects preset supply mass are reduced, and accurate supply of seeds and powder is achieved; the liquid supply device comprises a liquid medicine box, a clear water box, a proportional control three-way valve and a peristaltic pump, the liquid medicine box and the clear water box are connected with the peristaltic pump through the proportional control three-way valve, and the liquid medicine proportion can be accurately controlled by adjusting the opening degree of the proportional control three-way valve. According to the invention, the coating uniformity of small pasture seeds can be improved, the pelleting quality is enhanced, and the production efficiency is improved.

The electroplating liquid level control equipment comprises a first tank body, a second tank body and a PLC, a partition plate is formed in the first tank body and divides the first tank body into a plating liquid tank and an overflow tank, an overflow opening is transversely formed in the partition plate in a penetrating mode, and the overflow opening is communicated with the second tank body. A backflow pipeline is arranged between the overflow groove and the second groove body, and a liquid inlet pipeline is arranged between the second groove body and the plating solution groove; a first control switch is arranged on the liquid inlet pipeline; the backflow pipeline comprises a first pipeline and a second pipeline which are communicated with each other, one end of the first pipeline is communicated with the overflow groove, the second pipeline is composed of a plurality of sets of small backflow pipes, the small backflow pipes extend to the bottom side of the second groove body, the first pipeline is provided with a second control switch, and each set of small backflow pipes is provided with a third control switch. And each control switch is electrically connected with the PLC. And the generation of foams in the circulating flow of the plating solution is effectively reduced.

The utility model discloses a quick graded filtering device for fermentation liquor, which belongs to the technical field of fermentation liquor filtering and comprises a stock solution tank, the bottom of the stock solution tank is connected with one end of a first liquid guide pipe, the other end of the first liquid guide pipe is connected with the input end of a graded filtering module, and a feeding pump and a first feeding valve are arranged on the first liquid guide pipe. The output end of the grading filtering module is connected with one end of the second liquid guide pipe, and the other end of the second liquid guide pipe is connected with the sterile liquid storage tank; when the device starts to work, a first feeding valve and a feeding pump are opened, fermentation liquor in a stock solution tank is introduced into a grading filtering module through a first liquid guide pipe, and the fermentation liquor subjected to grading filtering through the grading filtering module enters a sterile liquid storage tank to be stored through a second liquid guide pipe; the device can effectively overcome the defects of low efficiency, poor separation effect, easiness in blockage of a filter membrane, time and labor waste and the like through methods of graded filtration, cross-flow filtration and the like, does not need to be matched with a centrifugal machine, treats in one step, and lays a foundation for producing sterile products.

The utility model relates to a labor-saving glue gun, which belongs to the technical field of glue guns, and comprises a compressed gas tank, a glue solution tank, a limiting cylinder, an elastic piece and a discharge pipe, the glue solution tank is detachably connected to the compressed gas tank, an air inlet hole is formed in the glue solution tank and communicates with the air outlet hole, a discharging hole is formed in the glue solution tank, and a piston is slidably connected into the discharging hole; the limiting cylinder is inserted into the discharging hole, and an annular limiting part is fixed on the inner wall of the limiting cylinder; the elastic piece is arranged in the limiting cylinder and abuts against the annular limiting part. A material passing hole is formed in the side wall of the discharging pipe, and the discharging pipe is inserted into the limiting cylinder and makes contact with the elastic piece. According to the utility model, the compressed air tank is detachably connected to the glue solution tank, and the air inlet of the glue solution tank is communicated with the air outlet of the compressed air tank, so that when the lower end of the discharge pipe is pressed to be inserted into the glue solution tank, the material through hole is respectively communicated with the glue solution tank and the outside, and at the moment, compressed air of the compressed air tank quickly pushes the piston upwards; therefore, the glue solution in the glue solution tank is sprayed out from the glue gun nozzle through the material passing barrel.

The invention discloses a natural gas desulfurization process and belongs to the technical field of gas desulfurization, fluid in a regeneration tower overflows into a barren liquor tank and then is fed into an absorption tower through a circulating pump, fluid in the absorption tower is conveyed to the downstream regeneration tower in an overflow mode, and a buoyancy valve and a differential pressure self-operated valve are arranged on an overflow pipeline of the absorption tower. The buoyancy valve is used for controlling opening and closing of the overflow channel, a valve element of the buoyancy valve ascends and descends along with liquid level ascending and descending, and therefore the size of the overflow channel is adjusted. The differential pressure self-operated valve is used for controlling the differential pressure of the inlet and outlet of the buoyancy valve, and closing the downstream channel of the buoyancy valve after the differential pressure is greater than a preset value to avoid continuous increase of the differential pressure, so that the buoyancy valve can move upwards to increase the rich liquid flow after the liquid level in the absorption tower rises. The liquid level is controlled through cooperation of the buoyancy valve and the differential pressure self-operated valve, the whole control mechanism can achieve autonomous control, and the unattended requirement is completely met, so that personnel for monitoring the liquid level on site is not needed, only regular inspection is needed, and the operation cost is saved.

To provide a liquid-cooled quick freezing device capable of reliably notifying a user of a freezing completion time without damaging food.SOLUTION: A liquid-cooled quick freezing device in which food A is immersed in cooling antifreeze liquid 2 in a liquid tank 1 and the food A is frozen, comprises a weighing scale 3 that measures the weight of the food in the immersed state. The weight of the food measured by the weighing scale 3 gradually decreases due to increase in volume caused by freezing of the food A, and has a freezing completion detection function that detects completion of freezing when change in decrease becomes zero.SELECTED DRAWING: Figure 1

The invention relates to a couplant smearing and cleaning device for an ultrasonic probe. The couplant smearing and cleaning device comprises a case and an inner pushing rubber tube, and a mechanical bin, a cleaning bin, an equipment bin, a cleaning liquid tank and a disinfectant tank are arranged in the case; two first clamping rods and a coupling agent extrusion head are installed at the front end of the mechanical bin, a rack and gear driving mechanism is installed on the front portion of the mechanical bin, a push-down mechanism is installed on the top of the mechanical bin, and a transmission mechanism playing a transmission role between the rack and gear driving mechanism and the push-down mechanism is installed in the mechanical bin. The inner pushing rubber tube is mounted between the coupling agent extrusion head and the lower pushing mechanism; a probe inlet and outlet is formed in the front portion of the cleaning bin, two second clamping rods are installed in front of the probe inlet and outlet, a fan-shaped spray head and a conical spray head are installed at the rear end of the cleaning bin, a first micro water pump, a second micro water pump, a volute fan and a controller are installed in the equipment bin, and a button switch is installed at the top of the equipment bin. According to the ultrasonic probe cleaning device, a coupling agent can be smeared on an ultrasonic probe, and the ultrasonic probe is cleaned.

The utility model discloses a waste liquid collection and treatment device for medicament experiment teaching, which comprises a mounting block with an L-shaped cross section, a waste liquid tank is fixedly connected to the side wall of the mounting block, the waste liquid tank is of a hollow structure, and a second rotating shaft is rotatably connected to the inner side wall of the mounting block through a bearing in a penetrating manner. A rotating disc is fixedly connected to the end, located in the mounting block, of the second rotating shaft, a smooth rod is fixedly connected to the side wall of the rotating disc, a sliding block is slidably connected between the inner top wall and the inner bottom wall of the mounting block, and a sliding hole is formed in the side wall of the sliding block. The waste liquid is stirred in the filtering process, solid impurities and flocculent precipitates in the waste liquid are prevented from blocking the filter screen, the trouble of continuously cleaning the filter screen is omitted, the waste liquid treatment efficiency is improved, meanwhile, the waste liquid and a neutralizing agent are quantitatively extracted and then mixed, the use of the neutralizing agent is controlled at a fixed dosage, and the waste liquid treatment efficiency is improved. And the waste of the neutralizing agent in the use process is reduced.

The utility model discloses a transportation liquid tank assembly welding device, which belongs to the technical field of transportation liquid tank processing and comprises a base, lifting mechanisms are arranged at two ends of the top of the base in a sliding manner, a distance adjusting mechanism for controlling the lifting mechanisms to move is arranged in the base, and limiting rings are rotatably mounted at the tops of the lifting mechanisms. And rotating mechanisms for controlling the limiting rings to rotate are arranged in the lifting mechanisms, first air cylinders are vertically installed on the inner sides of the limiting rings, and winding boxes are installed at the output ends of the first air cylinders. The winding mechanism composed of the winding box, the rotating roller, the steel belt, the worm gear and the worm is arranged in the limiting ring, conveying liquid tanks of different shapes can be bound and fixed in the circumferential direction, the contact area of the conveying liquid tanks and the liquid tanks is increased, the installation stability of the liquid tanks is improved, meanwhile, the circumferential pressure balance of the liquid tanks can be guaranteed, and the service life of the conveying liquid tanks is prolonged. And the liquid tank is prevented from being extruded and deformed, the quality of the welded liquid tank is guaranteed, and the practicability is higher.

The present application relates to a kind of heat shock flash evaporation loop lift membrane heat exchange test system, including heat exchange pipe, vapor-liquid separator, condenser, metering barrel, vacuum pump, liquid tank, heat shock heater, throttle valve, measurement and control system and high-speed camera, the upper outlet of heat exchange pipe is connected with the import of vapor-liquid separator, the secondary steam outlet of vapor-liquid separator is connected with the hot medium side import of condenser, the hot medium side outlet of condenser is connected with metering barrel and liquid tank respectively, the concentrated liquid outlet of vapor-liquid separator is connected with liquid tank, the outlet of metering barrel is connected with liquid tank, vacuum pump is connected with liquid tank, liquid tank is connected with heat shock heater, heat shock heater is connected with heat exchange pipe, throttle valve is arranged between heat shock heater and heat exchange pipe;High-speed camera is arranged in one side of heat exchange pipe.The present application can realize the experimental test to heat shock flash evaporation loop lift membrane heat exchange technology, and provide support for mechanism research, equipment optimization of heat shock flash evaporation loop lift membrane heat exchange technology.

The invention relates to the field of petroleum industry fracturing operation, and discloses a filtering device, a valve and a fracturing fluid tank. The filter device comprises a filter cartridge, a cleaning assembly and a storage assembly, wherein a filter screen is arranged in the filter cartridge; the cleaning assembly comprises a detection part, a cleaning part and a loosening part which are arranged in the filter cartridge, the detection part is used for detecting the pressure of fluid flowing through the filter cartridge, and the cleaning part cleans the filter screen when it is detected that the pressure of the fluid flowing through the filter cartridge is larger than first preset pressure; when it is detected that the pressure of the fluid flowing through the filter cartridge is larger than second preset pressure, the loosening piece acts on the filter screen so that impurities blocked on the filter screen can be loosened; the storage assembly comprises a storage box arranged at the bottom of the filter cartridge, and the storage box is used for receiving impurities cleaned by the cleaning part. Based on the filtering device provided by the invention, the phenomenon that the liquid supply channel is blocked due to impurity accumulation can be avoided, and the fluid conveying effect is ensured.

A spray disk includes multiple nozzles at an outer perimeter of the spray disk, a center hole, and multiple partitions. The partitions are arranged around the center hole and have the center hole as an inner perimeter. Each partition includes an air inlet to receive compressed air, a liquid tank to store a liquid, and a corresponding nozzle from which to spray the liquid with the compressed air. The spray disk can be used in an automatic makeup machine.