164 results about "Communicating vessels" patented technology

The utility model discloses a phase modulation water level measuring device of a pumped storage unit, which belongs to the technical field of phase modulation operation liquid level measuring equipment and comprises a high water level connecting pipe, a low water level connecting pipe, a first communicating pipe, a second communicating pipe, a real-time liquid level measuring piece and a tuning fork switch. The upper end of the first communicating pipe is communicated with the high-water-level connecting pipe and the upper end of the second communicating pipe, the lower end of the first communicating pipe is communicated with the low-water-level connecting pipe and the lower end of the second communicating pipe, the tuning fork switch is installed on the first communicating pipe, and the real-time liquid level measuring piece is installed on the second communicating pipe. The first communicating pipe is connected to a draft tube of the pumped storage unit through a high-water-level connecting pipe and a low-water-level connecting pipe to form a first communicating vessel structure, and the second communicating pipe is matched with the first communicating pipe to form a second communicating vessel structure. The technical problem that in the prior art, due to the fact that a floater is prone to impact deformation, measurement accuracy and reliability are limited is effectively solved, and the advantages of being high in measurement accuracy and reliability are achieved.

The utility model discloses a retaining wall sealing type drainage device for a goaf. Relates to the technical field of underground mining and comprises a three-way pipe, the three-way pipe comprises a main pipe, a first branch pipe and a second branch pipe, the first branch pipe is communicated with the end of the main pipe, the second branch pipe is communicated with the middle section of the main pipe, and a desilting valve is arranged at the end, close to the second branch pipe, of the main pipe; the main pipe is buried at the bottom of a goaf retaining wall, the first branch pipe extends into a goaf, and the second branch pipe is arranged outside the goaf. Through the arrangement of the three-way pipe, a water seal is constructed between the goaf and the construction area, accumulated water in the goaf is discharged according to the communicating vessel principle, and poisonous and harmful gas in the goaf cannot be discharged; meanwhile, the device automatically drains water in the whole process, and manual control is not needed; and a small part of residual accumulated water is not enough to influence the strength of the filling body.

The invention belongs to the technical field of swimming pools, and particularly discloses a novel open water area sightseeing swimming pool which comprises a pool body, lifting assemblies are arranged on the two sides of the pool body, an air bag is arranged at the bottom of the pool body, cleaning transmission assemblies are arranged at the four corners of the pool body, and a buoyancy rest platform is arranged on the inner edge of the pool body. The buoyancy rest platform is arranged around the inner wall of the pool body and moves up and down along the pool body, communicating pipes are arranged at the four corners of the buoyancy rest platform, one ends of the communicating pipes penetrate through the upper wall of the buoyancy rest platform, the other ends of the communicating pipes are limited to the lower portion of the outer wall of the pool body through fixing plates, and each communicating pipe is provided with a water inlet and outlet filtering assembly; and a cleaning reciprocating assembly is arranged on the buoyancy rest platform and the cleaning transmission assembly. According to the principle of communicating vessels, water in the pool body is automatically replaced, the inner wall of the pool body is automatically brushed in the water replacing process, and it is guaranteed that the water quality can meet the requirement.

The utility model discloses a material storage barrel with a liquid level meter, relates to the technical field of water treatment agent production and processing equipment, and solves the problems that an existing material storage barrel body is generally a single barrel body and is not provided with a liquid level display function, when liquid materials in the material storage barrel are transparent, the appearance of the material storage barrel is also made of transparent plastic, and the amount of the materials in the barrel is difficult to observe. Comprising a barrel body, a bottom pipe body is installed at the bottom of the barrel body, a transparent vertical pipe is fixedly installed at the top of the bottom pipe body, and a connecting pipe is fixedly installed between the top of the transparent vertical pipe and the barrel body. According to the communicating vessel principle, the liquid level in the transparent vertical pipe is the same as the liquid level in the barrel body, the liquid level in the barrel body can be clearly known by observing the liquid level in the transparent vertical pipe and comparing the liquid level with the scale strip, and therefore the amount of liquid in the barrel body can be known conveniently; and the display effect of the liquid level surface in the transparent vertical pipe is improved.

The utility model relates to excimer laser cooling system technical field especially convenient maintenance's excimer laser cooling water valve pipeline, including cooling water valve main part, water inlet, water outlet, communicating vessel and pipeline body, water inlet is connected in the upper end of cooling water valve main part through, water outlet is connected in the side of cooling water valve main part through, water inlet and water outlet even a group of communicating vessel are connected, and one end of communicating vessel is provided with three groups of branch interfaces, and the connection between pipeline body and communicating vessel is carried out through branch interface, and both ends of pipeline body are connected with a group of communicating vessel, the utility model discloses the both ends of pipeline body are provided with communicating vessel and can connect between the pipeline body and other equipment in the cooling system conveniently, and the one end of communicating vessel sets up three groups of branch interfaces and can connect three pipeline bodies, forms the water pipe passage of redundancy, when the failure of certain pipeline body, need not the shutdown to can maintain the failure pipeline body.

The invention relates to an electric drive refueling amount testing system and method, the system is used for testing the refueling amount of a to-be-tested electric drive, the electric drive refueling amount testing system comprises a communicating vessel, the communicating vessel is used for being connected with the to-be-tested electric drive, and the communicating vessel comprises a first opening and a second opening; the first opening and the second opening are used for being connected with a to-be-detected electric drive so that oil of the to-be-detected electric drive can flow into the communicating vessel, a liquid level sensor is arranged at the bottom of the communicating vessel, and the liquid level sensor is used for detecting the liquid level value of the oil in the communicating vessel; the distance from the first opening to the reference station is greater than that from the second opening to the reference station; the control acquisition module is connected with the liquid level sensor, and the control acquisition module is used for acquiring the liquid level value sent by the liquid level sensor and determining the minimum refueling amount and the maximum refueling amount of the to-be-detected electric drive according to the liquid level value; and the liquid level sensor is arranged at the bottom of the communicating vessel, so that the liquid level value of oil in the communicating vessel can be accurately detected, and the measurement accuracy of the oil filling amount is greatly improved.

The invention discloses an anti-fault regulation and control test device for cooperation of a tunnel communicating vessel and a gear under fault, and relates to the technical field of tunnel engineering design, construction and operation. The device sequentially comprises a base, a vertical motion simulation device and a self-adaptive anti-break track system from bottom to top, the self-adaptive anti-breakage and anti-dislocation track system comprises a plurality of sections of linings connected in sequence and a plurality of groups of vertical adjusting systems. The device can independently simulate an axial dislocation action, a horizontal dislocation action, a vertical dislocation action and a rotary dislocation action of a fault, and can also simulate the axial dislocation action, the horizontal dislocation action, the vertical dislocation action or the rotary dislocation action at the same time; and self-adaptive resetting is realized through the self-adaptive fault-resistant track system. The invention also relates to a use method of the fault-resistant regulation and control test device for cooperation of the tunnel communicating vessel and the gear under fault.

The utility model belongs to the technical field of evaporators, and particularly relates to a liquid level self-balancing flooded evaporator which comprises a cylinder, supporting frames are symmetrically arranged on the two sides of the cylinder, a plurality of heat exchange tube mounting frames are arranged in the cylinder, a self-balancing tube assembly is arranged on any side of the cylinder, and the self-balancing tube assembly is arranged on the other side of the cylinder. A pipeline reinforcing structure is arranged at the bottom end of the self-balancing pipe assembly; through cooperative use of the first connecting pipe and the second connecting pipe, the space in the cylinder is divided into a plurality of cavities by the heat exchange pipe mounting frame, and refrigerating fluid in each cavity can be conveyed into the first connecting pipe through the second connecting pipe, so that each cavity can form a communicating vessel structure; therefore, the evaporator can realize the liquid level self-balance of the refrigerant in each chamber under various operation conditions, the heat exchange area of the heat exchange tube is fully used, and the performance of the flooded evaporator is ensured to the greatest extent.

The application discloses a detachable side-in type ultrasonic liquid level monitoring system and method, which comprises a liquid level detection box, an ultrasonic monitoring box and a remote client; the liquid level detection box is used for being connected with a container to be detected to form a communicating vessel structure; the ultrasonic monitoring box is provided with two groups of ultrasonic probes for positioning and height measurement of a monitored liquid level, and is used for monitoring the liquid level in the liquid level detection box to obtain monitoring data; the remote client with built-in software is used for displaying the liquid level monitoring data of the ultrasonic monitoring box in real time, sorting the monitoring data and generating a regular report. The two groups of ultrasonic probes work cooperatively, the strong stability and high precision of the measurement process are ensured, the real-time monitoring function is provided, the two groups of ultrasonic probes emit sound wave signals outward every interval time given by a user, the liquid level position is determined again every interval time when the ultrasonic positioning probe group is positioned to the monitored liquid surface, manual regular inspection of the liquid surface position is not needed, and the manual work amount is greatly reduced.

The utility model provides a liquidometer flushing system, which relates to the technical field of flushing systems and comprises a tank body, a liquidometer body, a first communicating vessel, a blow-off pipe, a second communicating vessel and a third communicating vessel. In the utility model, when the measurement of the liquid level meter body is influenced, the hand valve I and the hand valve II can be quickly closed, and the liquid level meter body is cut off from the material communication of the tank body, so that the liquid level meter body is independent, and then, an external clean water source or treated circulating water of the water storage tank can pass through the T-shaped water inlet pipe under the setting of single-side branch water inlet. The hand valve and a pipeline of the liquid level meter body are accurately scoured, crystals and jelly are forcefully stripped, and scoured impurity sewage is discharged into the water storage tank from the blow-off pipe through the first communicating vessel, so that the problem that measurement is interfered by impurity attachment is fundamentally solved, the liquid level meter body is always stable, and reliable liquid level data are accurately provided for device operation; and the safety and high efficiency of the production process are powerfully guaranteed.

The utility model discloses an extrusion casting machine adopting an electromagnetic pump for low-pressure mold filling. The extrusion casting machine comprises an electromagnetic pump mold filling system, a mold, a sealing and extrusion composite device, a mold locking device, a mold moving device, a guide column, a heat preserving furnace and a lifting mechanism, the lower die is connected with a static template, and the upper die is connected with a movable template; a piston rod of the mold moving device is connected with the movable template; the mold locking device and the sealing and extruding composite oil cylinder are mounted on the movable mold plate; the lower end of the guide pillar is fixed on the static template and penetrates through the center of the mold locking device; the heat preserving furnace is positioned below the static template; the electromagnetic pump mold filling system is fixed on the heat preserving furnace; the electromagnetic pump mold filling system is tightly connected with a lower mold of the mold through a liquid rising pipe; a sealing extrusion composite punch is mounted at the free end of an extrusion piston rod assembly of the sealing extrusion composite oil cylinder; a liquid inlet of the lower mold is communicated with a liquid outlet of the heat preservation furnace through a liquid rising pipe and an electromagnetic pump mold filling system in sequence; the heat preservation furnace comprises a soup adding chamber far away from the liquid outlet, and the soup adding chamber communicates with the liquid outlet through a communicating vessel.

A pier auxiliary device and correction method for soft foundation, belonging to the field of pier construction technology, is used for assisting the correction of piers, including: a base, a through slot, a collar and a self-correcting and self-adjusting component. The base is vertically arranged at the bottom end of the pier, and the pier is located at the center of the base; a plurality of through slots are provided, and every two through slots form a group symmetrically opened on the base. The present invention realizes automatic force balancing and suppresses the tilting trend in the early stage of deflection through a circumferential self-correcting and self-adjusting system, breaking through the lag of manual correction; constructs a multi-dimensional adjustment system to achieve full circumferential dynamic balance and improve self-adaptation capabilities; integrates multifunctional components to construct a full-cycle monitoring system, realizes installation assistance and real-time warning, saves space and cost; adopts symmetrical monitoring components to improve data reliability and fault tolerance; precise size adaptation ensures monitoring trigger accuracy; transparent seal and connecting vessel design ensure intuitive observation and benchmark consistency.

The utility model relates to the technical field of distillation devices, in particular to a distillation device for chemical medicine inspection, which comprises a distillation flask and a condensation bin body, chemicals are contained in the distillation flask, a steam conveying pipe is fixedly connected to a bottle opening of the distillation flask, and a plurality of groups of flow dividing mechanisms are arranged in the condensation bin body. The flow dividing mechanism comprises a flow dividing condensation pipe which is designed in a spiral mode, the two ends of the flow dividing condensation pipe are provided with an input pipe opening and an output pipe opening respectively, and the top and the bottom of the condensation bin body are provided with a first communicating vessel and a second communicating vessel respectively. After heat exchange condensation with condensate in the condensation bin body is achieved, the height of each circle of the spiral flow dividing condensation pipe is gradually reduced, no height difference exists, liquid drops formed by steam can completely flow out through the flow dividing condensation pipe, and the situation that the liquid drops remain in the flow dividing condensation pipe is avoided.

The invention discloses a surface cleaning equipment base station and a surface cleaning system.The base station comprises a stopping position used for supporting and being in butt joint with surface cleaning equipment, a water storage groove, a first water supplementing port, a second water supplementing port and a water supplementing pipeline, one end of the water supplementing pipeline communicates with the first water supplementing port, and the other end of the water supplementing pipeline communicates with the second water supplementing port; when the surface cleaning equipment is located at the stopping position, a host clear water tank of the surface cleaning equipment is communicated with a second water supplementing port of the base station; the main machine clear water tank, the water supplementing pipeline and the water storage groove can communicate with one another to form a communicating vessel structure, and a water source can supplement water to the main machine clear water tank sequentially through the first water supplementing port, the water supplementing pipeline and the second water supplementing port. According to the base station, the water storage groove is formed in the base station, the water storage groove and the host clear water tank located at the stop position can form a communicating vessel structure, under the action of gravity, water of the water source can automatically flow to the host clear water tank, and unpowered water supplementing is achieved.

The invention provides an ice maker which comprises a water tank, an ice barrel and a water supply pipe, the water tank is provided with a water storage cavity, a water outlet and an exhaust pipe, the water outlet and the exhaust pipe are communicated with the water storage cavity, the bottom end of the exhaust pipe and the bottom end of the water tank are arranged in a spaced mode, and the water outlet is lower than the bottom end of the exhaust pipe; the ice cylinder comprises an ice-making cavity and a water inlet communicated with the ice-making cavity, the height of the water inlet is lower than that of the bottom end of the exhaust pipe, and the bottom end of the exhaust pipe is within the height range of the ice-making cavity; and two ends of a water supply pipe are communicated with the water outlet and the water inlet. According to the ice maker provided by the invention, the water tank, the ice barrel and the water supply pipe form a communicating vessel, and the height in the ice barrel is controlled by using the exhaust pipe, so that the water tank continuously supplies water to the ice barrel.

The utility model relates to a constant-liquid-level water outlet device for an upper water inlet filter, and belongs to the technical field of water treatment filter equipment, the constant-liquid-level water outlet device comprises a filter, a filter layer is arranged in the filter, the height of the filter layer is not close to the bottom of the filter, and a communicating vessel is further arranged in the filter and comprises a water inlet pipe, a transverse pipe, a water outlet pipe and an air outlet pipe. The water inlet pipe and the water outlet pipe are vertically arranged, the bottommost end is not higher than the bottommost end of the filtering layer, the transverse pipe is fixed to the water inlet pipe and the water outlet pipe, the air outlet pipe is vertically fixed to the top end of the transverse pipe, and a first sleeve and a second sleeve are vertically arranged in the water inlet pipe and the water outlet pipe correspondingly; a lifting assembly used for driving the first sleeve and the second sleeve to ascend and descend is arranged in the transverse pipe, in addition, a first sealing plate and a second sealing plate are arranged at the top ends of the first sleeve and the second sleeve in a sliding mode respectively, and the constant-liquid-level water outlet device has the effects of being capable of achieving constant-liquid-level water outlet of the filter tank, simple in structure and low in cost.

The invention relates to the technical field of geothermal well thermal response testing equipment, and particularly discloses a deep hole on-site thermal response test tester which comprises a thermophysical property testing device and a heat exchange device, the heat exchange device comprises a mounting base, a water inlet pipe, a water return pipe, a communicating vessel, a speed reducer and a supporting pipe, and the mounting base is erected at a well mouth of a geothermal well; one ends of the water inlet pipe and the water return pipe are sealed and arranged in the geothermal well, and the other ends extend out of the geothermal well and are connected with the thermophysical property testing device; a plurality of communicating vessels are arranged at the parts, in the geothermal well, of the water inlet pipe and the water return pipe at intervals and are communicated with the water inlet pipe and the water return pipe respectively; the adjacent communicating vessels are connected through supporting pipes, and the communicating vessel located on the top is connected with the mounting base through the supporting pipe. The problems that a buried heat exchanger pipe used in traditional measurement is relatively fixed in the depth of a geothermal well, measurement is difficult to conduct in different well depths, collected data is single, and segmented testing is difficult to conduct on medium-depth and even ultra-deep geothermal wells efficiently are solved.

The utility model discloses a fluid distribution valve which comprises a plane rotating switching valve, a rotating flow channel communicating vessel, a connecting pipeline and a transmission device, the plane rotating switching valve comprises a fixed valve disc and a rotating valve disc, and N pairs of fluid channels which are correspondingly arranged and penetrate through a valve disc body are evenly distributed on the fixed valve disc and the rotating valve disc; the rotary flow channel communicating vessel comprises a fixed flow channel disc and a rotary flow channel disc, M pairs of feed ports and discharge ports are formed in the fixed flow channel disc, M pairs of annular flow channels are defined between the fixed flow channel disc and the rotary flow channel disc, and the annular flow channels are in one-to-one correspondence with the feed ports and the discharge ports and are communicated with the feed ports and the discharge ports; m pairs of middle flow channels which are in one-to-one correspondence with the annular flow channels and communicate with the annular flow channels are formed in the rotary flow channel disc, and the middle flow channels are connected with fluid channels in the rotary valve disc through connecting pipelines; the transmission device is used for driving the rotary runner disc and the rotary valve disc to rotate. In addition, the utility model further discloses fluid reaction equipment. The integral structure is simple, the height is low, and the limitation of the height of an installation place is small.

The application discloses an oil-water separation device. The oil-water separation device comprises a separation tube, a liquid inlet tube, a backflow tube and a first oil outlet tube. The separation tube comprises a main body section and a converging section arranged on the upper side of the main body section. The flow area of the converging section is smaller than that of the main body section. The inlet of the liquid inlet tube is arranged on the outer side of the separation tube, and the outlet of the liquid inlet tube is arranged in the main body section and is lower than the inlet of the liquid inlet tube in the height direction. The inlet of the backflow tube is arranged at the bottom of the main body section, and the outlet of the backflow tube is arranged on the outer side of the separation tube, and the separation tube and the backflow tube form a communicating vessel. The outlet of the backflow tube is located between the inlet of the liquid inlet tube and the outlet of the liquid inlet tube in the height direction. The water in the oil-water mixture is discharged from the separation tube through the backflow tube. The inlet of the first oil outlet tube is arranged in the converging section. The outlet of the first oil outlet tube is arranged on the outer side of the separation tube and is lower than the inlet of the first oil outlet tube in the height direction to discharge light oil. The light oil is further converged in the converging section, and is easier to collect and separate.

The invention relates to the technical field of bridge deflection monitoring, in particular to a bridge structure deflection monitoring system and method based on the communicating vessel principle, a container comprises a datum point arranged on one side of a pier and measuring points distributed on a bridge in a multi-point mode, a liquid level detection assembly is arranged on the container, and a limiting rod is fixedly connected in the container; the outer side of the limiting rod is slidably connected with a floater, the floater can move along the limiting rod and generate front-back movement amount when ascending and descending along with the water level L. The liquid level in the container is obtained by detecting the position distance n of the floater in the front-back direction so that deflection monitoring can be achieved, and deflection monitoring can be achieved by increasing a little front-back length of the container and enabling the floater to move along with the water level. The device can generate front-back transverse movement, can effectively avoid detection errors caused by measurement through ultrasonic waves and laser speeds and environmental changes, and can avoid overlook and look-up problems caused by visual detection.

The invention belongs to the technical field of exosome extraction, and particularly relates to an exosome extraction device and an extraction method.The exosome extraction device comprises a centrifugal machine, a reagent installation frame comprises a base connected with a driving motor, a vertical rod is fixed to the middle of the base, and a top base is fixed to the upper end of the vertical rod; a plurality of groups of symmetrically distributed reagent mounting seats are arranged on the lower side of the vertical rod, an adjusting assembly is arranged between the reagent mounting seats and the vertical rod, the plurality of groups of reagent mounting seats are uniformly distributed on the outer side of the vertical rod, and a sealing cover is arranged on the top seat; the multiple sealing covers are connected with the top base through connecting rods, channels are formed in the connecting rods, liquid inlets are formed in the bottoms of the sealing covers, a cavity is formed in the middle of the top base, and the multiple channels communicate with the cavity. By turning over the reagent mounting frame, the plurality of sample tubes are communicated with one another by utilizing a communicating vessel principle, so that the internal liquid reagents are balanced, and a worker does not need to balance the internal reagents of the plurality of sample tubes one by one, so that the working intensity is greatly reduced.

The invention discloses a pier column auxiliary device of a soft foundation and a deviation rectifying method, and belongs to the technical field of pier column construction, the pier column auxiliary device is used for conducting auxiliary deviation rectifying on a pier column, the pier column auxiliary device comprises a base, a through groove, a lantern ring and a self-correcting and self-adjusting assembly, the base is vertically arranged at the bottom end of the pier column, and the pier column is located in the center of the base; and a plurality of through grooves are formed, and every two through grooves form a group and are symmetrically formed in the base. Through the circumferential self-correcting and self-adjusting system, automatic balance stress at the initial stage of deflection is achieved, the inclination trend is restrained, and the hysteresis of manual deviation correction is broken through; a multi-dimensional adjusting system is constructed to achieve full-circumferential dynamic balance, and the self-adaptive capacity is improved; multifunctional components are integrated to construct a full-period monitoring system, installation assistance and real-time early warning are achieved, and space and cost are saved; the data reliability and fault tolerance are improved by adopting a symmetrical monitoring assembly; the monitoring triggering precision is ensured through precise size adaptation; and the transparent sealing and communicating vessel design ensures the observation intuition and the reference consistency.

The utility model discloses a self-overflow phase splitting device, which relates to the technical field of fine chemical equipment and comprises equipment to be subjected to liquid separation, a phase splitting tank, a heavy component receiving tank and a light component receiving tank, a feeding hole is formed in the upper part or the top of the equipment to be subjected to liquid separation and is used for being connected with a previous-stage material pipeline; a discharge valve is arranged at the bottom of the equipment to be subjected to liquid separation; a discharge port of the discharge valve is communicated with the middle part of the phase separation tank; the bottom of the split-phase tank is communicated with the heavy component receiving tank through a heavy component pipeline, and the upper part of the split-phase tank is communicated with the light component receiving tank through a light component pipeline. According to the self-overflow phase-splitting device disclosed by the utility model, the principle of communicating vessels is utilized, and the self-overflow phase-splitting device is arranged below the liquid-splitting equipment, so that automatic separation of a light phase and a heavy phase is realized, the problem of incomplete phase splitting is avoided, and meanwhile, the automation degree of operation of the device is also greatly improved.

A kind of mouth of a river backfill drainage pipe network detection device and detection method, detection device includes elbow and shaft;The end of elbow is provided with plugging pipe, the other end is provided with connecting pipe, the shaft is installed on connecting pipe.Detection method includes the following steps: S0: determine suspected well;S1: assemble detection device;S2: detection device is put into water, after plugging pipe is aimed at the mouth of a river, it is inserted and plugged, so that detection device and the pipeline in suspected well form a communicating vessel structure;S3: water is taken from the field surface water body using water taking tool, after adding isotope tracer, mixed water body is poured into detection device from the top of shaft, so that mixed water body enters suspected well;S4: water quality sampling is carried out in suspected well and is detected, when the tracer put in is detected in water sample, then it can be judged that the inspection well is one of the paths of the mouth of a river as surface water invasion;S5: repeat steps S2 to step S4 to detect the water quality of multiple suspected wells.

The invention discloses an air pressure difference monitoring device which comprises a water storage device, a detection device is arranged on the left side of the water storage device, and a connecting pipe is fixedly connected to the bottom of the detection device. According to the air pressure difference monitoring device, the water storage device and the detection device are arranged, when equipment is used, the water storage device is located outside a unit, the detection device is located inside the unit, the water storage device and the detection device are connected through a connecting pipe according to the principle of a communicating vessel, and the jacking pipe is connected with the interior of the unit; the adjusting device moves upwards, the display device starts to rotate for counting, the pressure difference value in the sealing cylinder is displayed to the outside through the display device, under the multiple detection effects, the detection numerical value accuracy of the equipment is high, and the problems that a traditional barometer is directly exposed, the equipment is prone to being influenced by the external environment, and the detection precision is greatly influenced are solved.

The invention relates to the technical field of civil engineering, and discloses an open caisson sinking inclination automatic monitoring and adjusting device which comprises an open caisson body, a control assembly is arranged at the bottom of the open caisson body, a ring base and the open caisson body are coaxial, a full-automatic inclination correction system is constructed, and rotating rollers of a second cavity are evenly distributed around the ring base. The bottom of the assembly plate is positioned through a fixing groove and meshed with inner ring teeth of the rotating ring through a connecting gear, and the top of the assembly plate is sleeved with an extrusion plate through external threads; a rotating ring drives a rotating roller to rotate, circular motion is converted into linear power for downward movement of an extrusion plate, an oil cavity of the inner ring wall of a ring base forms a communicating vessel through a communicating window, and oil on the sinking side is automatically gathered when the open caisson inclines; an extrusion plate is provided with a sealing ring for preventing leakage, moves downwards along with the rotating roller to apply pressure oil liquid, and is pressed into a corresponding oil liquid barrel through a communicating hole; the oil pushes the plug seat in the cylinder to ascend, the supporting rod drives the bearing table to abut against the blade foot, the bearing table ascends higher if the oil on the sinking side is large, the sinking trend is offset in a self-adaptive mode, and it is ensured that the sinking posture of the open caisson is stable.

This utility model belongs to the field of metrology technology, and in particular to a hydropower station level gauge calibration device, including a U-shaped barrel. A side-mounted level gauge and / or a standard level transmitter probe are installed on one side of the barrel. The side-mounted level gauge is connected to the bottom of one side of the U-shaped barrel. The probe of the standard level transmitter is installed inside the bottom of one side of the U-shaped barrel. The level gauge to be measured is installed at the top of the other side of the U-shaped barrel. This device changes the traditional single-barrel calibration to a double-barrel U-shaped structure with connected bottoms. Based on the principle of communicating vessels, the influence of the standard level transmitter probe on the water level can be reduced. The U-shaped barrel automatically balances the liquid levels on both sides through the principle of communicating vessels, and the change in liquid volume is evenly distributed on both sides. This allows the level gauge to be measured to be inserted inside the other side of the U-shaped barrel, thereby increasing measurement accuracy and reducing errors.

The invention provides a double-medium calibrating device and method for calibrating a liquid level meter, and belongs to the technical field of metering instrument calibration. The top end and the bottom end of a lifting mechanism of the double-medium calibrating device are provided with an upper limiting assembly and a lower limiting assembly respectively; the upper limiting assembly and the lower limiting assembly are used for controlling the lifting mechanism to drive the limiting position of the communicating vessel in the movement process, when the communicating vessel reaches the limiting position, overflow of the first medium detection barrel and the first medium communication cavity or overflow of the second medium detection barrel and the second medium communication cavity is conducted, and zero point positioning is conducted; the stability of the liquid level can be ensured through natural overflow, the influence of human factors in the verification process of the liquid level meter is reduced, the zero point position in the verification process can be accurately judged, the liquid level fluctuation and the liquid level stabilization time are shortened, a traceability system of a liquid level meter standard device is improved, and therefore the liquid level meter can obtain effective quantity value traceability.

The present application relates to a kind of ocean energy power generation system, including wave energy power generation device, deep water power generation device and temperature difference energy power generation device, deep water power generation device includes communicating vessel, first water reservoir, contraction waterway, water turbine, generator and second water reservoir, wave energy power generation device includes swing plate array, transmission and speed change mechanism and drainage mechanism, temperature difference energy power generation device includes temperature difference power generation instrument;System utilizes communicating vessel to extract deep sea salt-rich seawater into low first water reservoir, then water is accelerated by contraction waterway, and the water after acceleration passes through water turbine, drives generator to generate electricity, and then flows into lower second water reservoir;Swing plate array arranged on sea surface obtains wave energy, and the water of second water reservoir is pumped to high salt field or discharged to sea by drainage mechanism through transmission and speed change mechanism;The warm end of temperature difference power generation instrument is arranged in sea wave, and cold end is arranged in contraction waterway, to provide temperature difference for thermoelectric material and generate electricity.The system is conducive to improving the stability and efficiency of ocean energy power generation.

This utility model relates to the technical field of egg retrieval devices, specifically disclosing an egg retrieval device including an egg retrieval needle, a connecting tube at one end of the needle, a connecting hose at one end of the connecting tube, a connecting pipe at one end of the connecting hose, a communicating vessel at one end of the connecting hose, a collection container at the bottom of the communicating vessel, a communicating cavity on one side of the communicating vessel, a pressure pipe connected to the middle of the communicating cavity, and limiting components on both sides of the middle of the communicating cavity, which swing along an axis. The communicating vessel in this device allows two connecting hoses to be integrated into one unit, enabling direct connection between the two hoses on a single structure. This avoids the need for separate hoses when using different hoses, preventing entanglement and thus improving egg retrieval efficiency.