212 results about "Magnetic valve" patented technology

The invention relates to the technical field of medical health monitoring, and discloses a urine volume detection system based on a strain gauge type sensor, which comprises a urine collection container, a strain gauge type sensor, an electromagnetic valve, a main controller and an infrared human body sensor, the upper port of the urine collecting container is used for receiving urine, and the lower port of the urine collecting container is connected with the strain gauge type sensor; the strain gauge type sensor is used for detecting the weight change of the urine collection container, the urine volume detection system based on the strain gauge type sensor and the intelligent closestool overcome the defect that a traditional closestool cannot measure and record the urine volume, convenience is brought to patients who do not want to use a urinal or a pedestal pan and old people with poor eyesight, and the intelligent closestool is convenient to use. A user can know the urine volume when using the closestool or pouring urine into the urinal into the closestool, use is convenient and sanitary, accurate urine volume data helps a doctor to formulate a more accurate medication scheme for a patient, and the patient is prevented from seeing a doctor repeatedly and the health risk caused by medicine problems.

The invention discloses an injection molding mold for unmanned aerial vehicle paddle machining, and relates to the technical field of injection molding, the injection molding mold comprises a loading chassis, and a molding assembly is mounted on the upper surface of the right end of the loading chassis; the forming assembly comprises equal-height supporting columns, a fixed mold, a loading and unloading supporting column, a movable mold, a vibration motor, a support plate, a driven inserting groove, a driven inserting plate, a guiding transverse plate, a transverse adjusting screw rod and a servo motor. According to the injection mold, firstly, the choked flow air cylinder is controlled to start to promote the piston rod of the choked flow air cylinder to enter the shunting injection molding pipe, at the moment, sealing of the injection molding opening is rapidly completed, and therefore injection molding materials in the injection molding pipe can be prevented from being connected with injection molding materials in a cavity, so that the forming quality of the injection mold is fully improved; and at the moment, a backflow pipe II can downwards convey the residual injection molding liquid in the shunting injection molding pipe and the main injection molding pipe into a collecting box, so that self-cleaning of the injection molding pipes is quickly completed, and mixing of new and old injection molding materials is effectively avoided.

The utility model discloses an engineering machinery diesel engine oil supply system which comprises a fuel tank, a first oil supply pipe, a second oil supply pipe, a third oil supply pipe, an electromagnetic valve, a first oil suction pipe, a second oil suction pipe and a liquid level sensor. The first oil suction pipe and the second oil suction pipe are installed at the two ends in the fuel tank respectively, the liquid level sensor is installed at one end in the fuel tank, one end of the first oil supply pipe and one end of the second oil supply pipe are communicated with the first oil suction pipe and the second oil suction pipe respectively, and the other end of the first oil supply pipe and the other end of the second oil supply pipe are communicated with two inlet channels of the electromagnetic valve respectively. One end of the third oil supply pipe is communicated with an outlet channel of the electromagnetic valve, and the other end of the third oil supply pipe supplies oil to a diesel engine power system. According to the utility model, the stability and the flexibility of oil supply are improved, the safety and the fuel oil utilization rate of the system are enhanced, and the problem that the engine flames out due to unsmooth fuel oil supply even if the fuel oil liquid level is very low when the engineering machinery performs large-angle uphill and downhill construction operation is well solved.

According to the technical scheme, the electromagnetic type gas flow regulating valve is characterized by comprising a valve body, a valve seat located at the gas outlet end, a reset piston located at the gas inlet end and a permanent magnetic valve clack which is located between the valve seat and the reset piston and can move and rotate are arranged in the valve body, and the reset piston is of a conical structure internally provided with a fluid channel; the small end of the conical structure right faces the valve seat, the small end of the conical structure abuts against the permanent magnetic valve clack, the large end of the reset piston abuts against a reset spring, and the reset spring drives the reset piston to move towards the valve seat and enables the permanent magnetic valve clack to abut against the valve seat. A magnetic field assembly is arranged in the valve body and drives the permanent magnetic valve clack to move and deflect so that the permanent magnetic valve clack can be separated from the valve seat. The opening degree of the valve is controlled by changing the magnitude of current, the flow can be controlled to be minimum, and remote control can be achieved without an electric actuator.

The utility model relates to the technical field of egg yolk antibody extraction, and particularly discloses a separation and extraction device for antibodies in egg yolk, which comprises a treatment box, a bearing frame is fixedly mounted at the bottom end of the treatment box, a conveying pipe penetrates into one side of the top end of the treatment box, and a guide hopper is fixedly mounted at the lower part in the treatment box. A separation mechanism is arranged on one side of the conveying pipe at the top end of the treatment box; the separation mechanism comprises a motor, the motor is embedded in one side of the conveying pipe at the top end of the treatment box, a connecting plate is fixedly installed at the power output end of the motor, and a rotating cylinder is fixedly installed on the outer wall of the connecting plate. The communicating groove is communicated with the rotating cylinder, so that impurities such as residual residues and chippings can be discharged out of the rotating cylinder, and the situation that the quality of next separation and extraction is affected due to deterioration of the residual residues after a long time since the residues are difficult to clean due to adsorption is avoided.

The invention discloses a high-precision numerical control lathe with an intelligent chip removal function and a control method of the high-precision numerical control lathe, and relates to the field of numerical control lathes. The high-precision numerical control lathe comprises a lathe body, a turning unit and a cutting fluid circulating unit; at the moment, the output power of the liquid supply pump is automatically adjusted, and the opening degree of the throttling electromagnetic valve is automatically matched, so that the digital display of the pressure gauge is in a preset interval, the constant-pressure variable-flow control of the vortex separator is realized, the separation effect and the equipment safety are ensured, and the paper feeding speed of the paper tape filter is actively adjusted along with the change of the reflux quantity of the cutting liquid; waste caused by too high paper moving speed is avoided, blockage caused by too slow paper moving is also avoided, filter paper is reasonably and efficiently utilized, self-adaptive adjustment of the cutting fluid system is achieved, cutting fluid supply is guaranteed, stable and continuous operation of the whole cutting fluid system is guaranteed, and negative effects caused by shutdown are avoided.

According to the cleaning and separating device for the magnetic metal particles, through cooperation of the overturning motor, the beaker containing barrel, the rotating motor, the water adding faucet, the flushing faucet, the peristaltic pump, the water tank, the electromagnetic valve and the controller, a beaker is placed in the beaker containing barrel to be clamped and fixed, the device is started, and the magnetic metal particles are separated from the beaker containing barrel. The water adding faucet at the top adds quantitative degaussing water into the beaker, meanwhile, the magnet at the bottom is driven by the rotating motor to work for preset time, adsorption of the magnet and magnetic particles in the beaker, rotation stopping of the magnet at the bottom and water pouring by overturning the beaker by about 95 degrees are achieved, and the actions of water adding, magnet rotating, beaker overturning and beaker aligning are cyclically conducted. After the water pouring action is completed, the transverse flushing faucet is started to move rightwards to extend into the beaker for flushing, and after transverse flushing is completed, the beaker is aligned, the beaker is taken out, and the magnetic particulate matter is taken out. The device is simple in structure, convenient to operate, high in treatment efficiency, good in magnetic particle cleaning and separating effect and beneficial to application and popularization.

An aircraft rudder control system having one or more rudder pedal adjustment systems, each including a rudder pedal actuatable to control movement of a rudder, and further including a support frame component, a rudder pedal arm, a pin, a pin receiving component, a first lever, a second lever, and / or a solenoid. The rudder pedal arm is rotatably attached to the support frame component and the rudder pedal is attached to the rudder arm. While the pin is received in the pin receiving component, the rudder pedal arm is prevented from rotating. When the pin is withdrawn from the pin receiving component, the rudder pedal arm is freed to be rotatably repositioned by user foot actuation. The first lever can manually actuate the pin into and out of the pin receiving component, and the second lever is operated by the solenoid, actuating the pin when the solenoid is activated and deactivated.

The utility model relates to the technical field of rice humidification, and discloses a rice humidification device which comprises a humidification cylinder, four supporting legs are evenly and fixedly connected to the bottom end of the humidification cylinder, a feeding pipe is fixedly connected to the position, close to the left side, of the top end of the humidification cylinder, and a protective shell is fixedly connected to the middle of the top end of the humidification cylinder. A water pump is fixedly connected to the position, close to the left side, of the top end of the water tank, a water pipe is fixedly connected to the top end of the water pump, and under the action of meshing with an auxiliary bevel gear, a rotating rod at the bottom end of the auxiliary bevel gear is driven to rotate under movable limiting of a limiting column, and then a scraping plate and a stirring rod are driven to rotate; according to the rice humidifying device, the scraping plate can rotate to clean rice adhered to the inner wall of the humidifying barrel, the stirring rod rotates to stir the rice in the humidifying barrel so that the rice can be evenly humidified, under the action of the water filtering plate, redundant water is filtered to the bottom end of the humidifying barrel, the liquid magnetic valve is opened, and humidifying water is discharged through the liquid magnetic valve.

The application provides a sampling device for tumor cell thoracoabdominal membrane metastasis detection, which comprises a liquid storage container, a sampling assembly, a sampling assembly and an electromagnetic stirring assembly. The electromagnetic stirring assembly comprises an electromagnetic stirrer arranged on the outer wall of the bottom of the liquid storage container and a magnetic core arranged on the inner wall of the bottom of the liquid storage container. When the electromagnetic stirring assembly works, the magnetic field force generated thereby can drive the sample liquid in the liquid storage container to be uniformly stirred. The sampling assembly and the sampling assembly are each provided with a control system (i.e. a flow controller and an electromagnetic valve). When the preset capacity is reached, the flow controller can control the electromagnetic valve to be automatically closed. The sample liquid is fully and uniformly stirred by the electromagnetic stirrer, and is accurately divided into multiple sampling tubes, so that the accuracy of the tumor cell thoracoabdominal membrane metastasis detection result and the processing efficiency are improved.

The invention belongs to the technical field of high-pressure water flow cracking, and discloses a portable energy storage pulse high-pressure water flow cracking device, which comprises a water supply pipeline, a pulse generator, a pulse generator and a pulse generator, the supercharging unit is arranged on a main pipeline of the water supply pipeline and comprises a high-pressure water pump, a pulsation attenuator and at least two superchargers which are connected between the high-pressure water pump and the pulsation attenuator in parallel, so that water flow supplied by the high-pressure water pump is subjected to shunt pressure increasing through the at least two superchargers and then mixed to the pulsation attenuator; the pulse jet flow unit is arranged on a branch pipeline of the water supply pipeline and comprises an energy storage cavity, a linear electromagnetic valve and a nozzle array, a water inlet of the energy storage cavity is connected with a water outlet of the pulsation attenuator, and the linear electromagnetic valve is configured to open and close to control communication of the water outlet of the energy storage cavity and the nozzle array; the nozzle array comprises a plurality of jet nozzles arranged according to a preset three-dimensional space structure; and the control system is electrically connected with the pressurizing unit and the pulse jet flow unit.

To provide an externally programmable shunt valve assembly with a motor having a rotor that is operable in response to an externally applied magnetic field and configured to increase or decrease the working pressure of the shunt valve assembly.SOLUTION: The motor may further include a position sensing mechanism that allows a position of the rotor and associated pressure setting of the valve to be determined using an external magnetic sensor. In certain examples, the motor further includes a mechanical brake which is magnetically operable between a locked position and an unlocked position and which, in the locked position, prevents rotation of the rotor.SELECTED DRAWING: Figure 1A

To provide an automatic music sheet feeder, a music sheet support mechanism, and a sequential feed mechanism which are highly practical, free from difficulty in viewing due to light reflection, easy to use, and can be manufactured at low cost overall, and are convenient to mount on an existing general music stand. [Solution] The automatic music feeder drops music boards 1, each with the same number of scores attached to it, one by one in sequence to turn the page in response to a signal from a foot switch 15. The music boards are placed on a box-shaped music stand 2 and supported by a music board support mechanism, a sequential feed mechanism that controls this support mechanism to release the support for each music board and allow it to drop, a push-pull solenoid 1 as an actuator, a timer relay 13, and a power source 14. The falling music boards are caught by a music board receiving net 16.

The utility model relates to the field of plastic processing, and discloses a double-lifting platform for forming of a plastic vacuum forming machine, which comprises a main body frame, supporting legs are arranged at four corners of the bottom of the main body frame, a top plate is fixedly connected to the top of the main body frame, and two groups of driving devices are arranged between the main body frame and the top plate. And the driving device comprises two driving mechanisms which are symmetrically installed up and down, each driving mechanism comprises a second fixing frame and an electromagnetic valve, the top of each second fixing frame is fixedly connected with a static platform, the center of the bottom of each static platform is fixedly connected with an air cylinder, and a driven frame is arranged on the outer side of the bottom of each air cylinder. The double-lifting-platform synchronous closing design is adopted, the double-lower-die control air cylinder structure is combined, the main platform drives the lower dies to stably ascend and descend, the auxiliary platform assists in pressurization, and the problems that a single platform is insufficient in pressure and not synchronous in the vertical direction are solved. By means of the design, the mold clamping force, the forming precision and the production efficiency of equipment are remarkably improved.

The present application belongs to the technical field of water treatment, and discloses a water treatment method and system adopting unidirectional pulse high-voltage electric field discharge oxidation, alternating current electric field fixed spiral wing fin static disturbance electric field microflocculation, conventional magnetic field separation, and anaerobic reduction reaction. A pressurizing water pump is installed in series at the outlet of a water source, and the treated water enters the unidirectional pulse high-voltage electric field discharge oxidation device, the alternating current electric field fixed spiral wing fin static disturbance microflocculation device, and the magnetic separation device in sequence through pressurization, and then enters the conical bottom anaerobic reduction reaction water tank, and is supplied to the user after pressurization by the outlet pressurizing pump; when the magnetic separation device is saturated, the backwashing process is started, the backwashing adopts steam-water backwashing, the backwashing sewage enters the conical bottom anaerobic reduction reaction water tank, a backflow submersible metering pump is arranged at the upper half of the water tank, the outlet of the metering pump is connected to the water inlet of the unidirectional pulse high-voltage electric field discharge oxidation device and is provided with an electromagnetic valve, and is used for strengthening the oxidation microflocculation again, thereby saving the cost of the traditional process by 50-80%.

A sewage heat recovery heating system of a magnetic suspension heat pump comprises a sewage pool and a heat exchange station, the heat exchange station comprises a magnetic suspension heat pump unit and a plate heat recovery set, the sewage pool is connected with the magnetic suspension heat pump unit, and the magnetic suspension heat pump unit comprises a first magnetic suspension heat pump and a second magnetic suspension heat pump. The first magnetic suspension heat pump is connected with the second magnetic suspension heat pump; the magnetic suspension heat pump is used for efficiently recycling waste heat of sewage, heating energy efficiency is improved, and carbon emission is reduced. The two stages of heat pumps are connected in series to operate, and are combined with the plate heat exchange recovery group to realize deep heat exchange and improve the COP value; through linkage of the water pump set, the overflow valve and the electromagnetic valve, stable operation is guaranteed, and overflow is prevented. The magnetic suspension technology reduces mechanical friction, reduces maintenance cost and prolongs the service life of equipment. The whole system is energy-saving, environment-friendly, intelligent, efficient and stable in operation, and can be widely applied to the fields of building heating and industrial waste heat recovery.

A multi-sided work light includes a light head system, a light body system and a magnetic valve control system, the light body system includes a side lighting assembly, a lamp body component and a power supply component, the light head system and the side lighting assembly are connected to the lamp body component, the power supply component is electrically connected to the side lighting assembly and the light head system, the magnetic valve control system is arranged to control operation of the light head system and the side lighting module through a rotation operation.

1. Name of the design product: non-magnetic valve control water meter. 2. Use of the design product: for water metering. 3. Design points of the design product: in shape. 4. Picture or photo best indicating the design points: perspective view 1.

The invention discloses a dermatological medical hair removal instrument, and relates to the technical field of hair removal instruments. The dermatological medical hair removal instrument comprises a mounting plate, a hair removal instrument body is fixedly connected to the mounting plate, and a display screen is fixedly connected to the hair removal instrument body; rollers are arranged at the bottom of the mounting plate, a C-shaped clamping jaw is fixedly connected to one side of the hair removing instrument body, and a laser head is movably connected to the interior of the C-shaped clamping jaw; the laser head is electrically connected with a wire harness, and a laser generating device, a control module and a storage box are arranged in the hair removal instrument body. According to the medical hair removal instrument for the dermatology department, the spray cooling assembly controls the spray amount and the spray time through the MEMS electromagnetic valve; the air cooling assembly changes the air speed by adjusting the rotating speed of the centrifugal fan, dynamic cooling of the skin is achieved, meanwhile, the control module adjusts output parameters of the laser generating device in real time according to temperature monitoring data, and it is ensured that skin heat damage is avoided while effective depilation is guaranteed.

The utility model relates to the technical field of magnetic valve conveying, in particular to a structure for quickly detecting a magnetic valve, which comprises an up-and-down moving part, a front-and-back moving part, a left clamping part and a right clamping part, the front-back moving part is mounted at the driving end of the up-down moving part, and the driving end of the up-down moving part drives the front-back moving part to move up and down; the left clamping part and the right clamping part are installed at the driving end of the front-back moving part, the left clamping part and the right clamping part are matched to act to clamp the magnetic valve, the driving end of the front-back moving part drives the left clamping part and the right clamping part to move front and back, and the left clamping part and the right clamping part are matched to clamp the magnetic valve. The up-down moving part drives the front-back moving part to move up and down, so that the left clamping part and the right clamping part can clamp the magnetic valve to move up and down to place the magnetic valve to the detection equipment, manual carrying is not needed, the labor cost is saved, the conveying speed can be increased, and the conveying efficiency is improved. And the production cost can be reduced.

The application discloses a wind-sand environment simulation experiment table and application thereof, and relates to the technical field of wind-sand environment simulation experiments, and comprises a box body, the box body is provided with a transparent cover, the transparent cover covers half of the shell of the box body, sand filter screens are screw-connected to the front end and the rear end of the box body, and circular sand filter screens are fixedly connected to the middle portions of the sand filter screens. The wind-sand environment simulation experiment table and application thereof automatically guide the sand in the sand tank to the small magnetic valve pipe and the large magnetic valve pipe, ensure that the wind-sand assembly can continuously output the sand from the magnetic valve pipe structure under the condition of sand, and avoid the interruption phenomenon, so that the sand can be finally completely drained from the sand tank, sand particle residues are avoided, the problem of manually cleaning the sand particles in the sand tank is avoided, and the accurate statistics and collection of the total amount of sand changes in the wind-sand environment simulation experiment are facilitated.

The invention provides an electrical conversion device based on electromagnetic induction and an air pressure adjusting method of the electrical conversion device. The electrical conversion device based on electromagnetic induction comprises a shell, the shell is provided with an installation space, and an electromagnetic assembly is arranged in the shell; the nozzle is arranged in the mounting space in the axial direction of the shell, a back pressure cavity is formed between the nozzle and the mounting space, the nozzle is provided with an air inlet hole and an air outlet hole, an air channel is formed between the air inlet hole and the air outlet hole, the air channel is communicated with the back pressure cavity, and a magnetic valve element is arranged in the air channel; the control mechanism comprises a sensor and a controller, and the controller is electrically connected with the electromagnetic assembly. The backpressure cavity formed between the nozzle and the shell is communicated with the exhaust hole of the nozzle, and then the flow at the exhaust hole is adjusted by controlling the specific position of the magnetic valve element, so that the gas pressure of the backpressure cavity is indirectly controlled, the position of the magnetic valve element in the nozzle can be accurately and rapidly controlled, and the service life of the nozzle is prolonged. And the output airflow of the electrical conversion device is more stable.

The disclosure relates to an implantable ocular drainage device for controlling intraocular pressure (IOP) comprising at least one drainage channel, and at least one magnetic control mechanism. The at least one magnetic control mechanism is a magnetic valve mechanism configured to regulate flow in the at least one drainage channel.

The application provides a magnetic valve type static synchronous compensator fault diagnosis and state monitoring method and system, relates to the technical field of state monitoring of a compensator, and extracts a dynamic sensitivity characteristic value by calculating a derivative of instantaneous phase angle distortion and combining a nonlinear sensitivity amplification term; extracts a vibration energy characteristic value based on body vibration acceleration and a high-frequency impact penalty term, realizes accurate characterization of electromagnetic and mechanical two-dimensional characteristics, orthogonally maps the above cross-domain characteristics and connects them in time sequence, constructs a two-dimensional time sequence trajectory mapping set, and intuitively represents an electromechanical coupling dynamic evolution process; in combination with a safety boundary, intercepts an out-of-bound trajectory segment, solves a tortuosity and a return parameter, accurately filters power grid transient interference by using a two-channel logic of a phase space topological form, realizes high-sensitivity diagnosis and reliable isolation of a substantial internal fault of the compensator.

The utility model discloses a feeding device for a spraying robot, which relates to the technical field of spraying robots and comprises a feeding mixing box body, a connecting pipe and a discharging pipe, the connecting pipe is mounted on one side of the top end of the feeding mixing box body, and the discharging pipe is mounted on one side, far away from the connecting pipe, of the feeding mixing box body. An upper cover plate is arranged at the top end of the feeding and mixing box body, mounting mechanisms used for limiting the position of the feeding and mixing box body are arranged on the two sides of the upper cover plate, a motor is mounted at the top end of the upper cover plate, a stirring shaft is mounted at the output end of the motor through a coupler, and a stirring frame is mounted on the outer wall of the stirring shaft; stirring rods are installed on the outer walls of the stirring frames, a stirring defoaming plate is arranged between the inner walls of the stirring frames, and a filtering mechanism used for fine filtering is arranged in the discharging pipe. Therefore, the stirred liquid in the feeding and mixing box body is filtered by the filter screen frame and then is discharged from the discharge pipe to be supplied to an external spray gun.

The utility model relates to the technical field of stamping dies, in particular to a stamping die for machining an automobile door frame, which comprises an upper die, a hydraulic rod, a top plate and a guide post, a bottom plate is fixedly connected to the bottom end of the guide post, a lower die component is fixedly connected to the top end of the bottom plate, and an electric equipment component is fixedly connected to the bottom end of the lower die component. A pressure-bearing assembly is installed in the lower mold assembly, the lower mold assembly comprises a lower mold body, a movable groove, an oil channel, multiple channels and a vertical hole are formed in the inner side of the lower mold body, the lower end of the movable groove is fixedly connected with a limiting jacking column, the inner side of the vertical hole is fixedly connected with a rubber sealing ring, and the front end of the lower mold body is fixedly connected with an exhaust pipe and an oil pipe. According to the automobile door frame stamping device, the problem of springback after stamping is effectively solved, the size precision and the qualified rate of an automobile door frame are improved, and the assembly quality of an automobile door is guaranteed.

The invention provides a design method of a double-phase composite magnetic material magnetic valve type electric reactor and the electric reactor, and belongs to the technical field of magnetic valve type electric reactor design. A mixed magnetic circuit structure of a double-phase composite magnetic material and a silicon steel sheet is established, and a hard magnetic material and a soft magnetic material are uniformly distributed in a nanoscale ratio of 3: 7; a 0.2 mm accurate air gap is arranged between the two materials to realize magnetic circuit decoupling, the multistage gradient geometric design of a distributed magnetic valve structure is utilized to optimize magnetic flux distribution and calculate an optimal excitation current vector, and a magnetic coupling coefficient calculation function is established to determine winding parameters to realize effective separation of alternating current magnetic flux and direct current magnetic flux. A multi-objective optimization algorithm and a game theory model are adopted to coordinate a balance relation between magnetic flux distribution uniformity and loss control, design parameters are verified through finite element simulation and optimized to meet performance requirements, and the technical problem of high energy loss caused by magnetic flux path coupling of the magnetic valve type reactor is solved.

The invention discloses a magnetic valve type controllable reactor voltage control method for a wind and light collection system based on automatic voltage control. The method comprises the steps that voltage, current, active power and reactive power parameters of the wind and light collection system are collected in real time through an automatic voltage control AVC system; analyzing voltage level and reactive power distribution based on the acquired parameters, comparing with a preset voltage target value to generate a control strategy to preferentially switch a passive filter bank, switching the filter bank when the voltage is lower than a set value, and switching off part of the filter bank when the voltage is higher than the set value and the power quality is allowed; when the compensation capacity of the filter bank is insufficient, reactive output is dynamically adjusted by adjusting the inductance value of the magnetic valve type controllable reactor; according to the method, real-time monitoring and data acquisition and analysis of the wind and light collection system are realized through an automatic voltage control system, so that the switching of a filter is controlled, the inductance value of a magnetic valve type controllable reactor is accurately regulated and controlled, and the stability of system voltage and the optimization of reactive power are ensured.