11 results about "Pressure Transducer Probe" patented technology

The utility model relates to industrial automation detection auxiliary equipment technical field, concretely discloses a kind of electric heat tracing collection devices of guide pressure pipe with multi-station sensing, comprising: control box, as the core control unit of device, the control box bottom end is butted with connecting frame, and connecting frame is installed in the surface of connecting plate, and connecting plate is fixed on the surface of guide pressure pipe by binding bandage;The control box side is equipped with wiring panel, and the connecting frame one end is fixedly connected with control box.This electric heat tracing collection device of guide pressure pipe with multi-station sensing, device includes temperature sensor probe and pressure sensor probe by sensor probe, can carry out multi-parameter real-time acquisition to guide pressure pipe different station, data is transmitted to the control circuit in control box by electric connection, control circuit combines acquisition data intelligent analysis, accurately regulates and controls heating sheet operating state by connecting wire, can be according to guide pressure pipe actual temperature dynamic adjustment heat tracing.

The invention provides an MEMS probe performance test method and system. The method comprises the following steps: testing a stroke-pressure relation, calibrating an initial contact zero point, controlling a pressure sensor probe to press a probe tip at a fixed step length, collecting probe pressure data under different strokes, generating a curve, and judging the mechanical property of the probe according to the slope of the curve in a specific interval; and carrying current-pressure change test: after recording the initial probe pressure under a fixed stroke, circularly carrying out power-on-power-off test on the probe with stepped increasing current, and collecting the probe pressure data when the probe is powered on until the probe pressure change rate exceeds a threshold value, thereby determining the carrying current performance parameter of the probe. The system comprises a control and processing module, a three-dimensional motion platform, a pressure sensing module, a current source module, a visual positioning module and a data recording and displaying module. According to the invention, integrated quantitative evaluation of mechanical and electrical properties of the MEMS probe is realized.

The utility model relates to the technical field of rotary presses, and discloses a tensioning machine of a rotary press, which comprises a working table, the front top end and the rear top end of the working table are fixedly connected with protective plates, the middle of each protective plate is provided with a limiting groove, and the middle of the top end of each protective plate is fixedly connected with a servo motor. The output end of the servo motor is fixedly connected with a ball screw, the bottom end of the ball screw is rotatably connected with a limiting ring, and the bottom end of the limiting ring is fixedly connected with the workbench. When the numerical value, transmitted to the pressure sensor through the probe, of the pressure borne by the tensioning roller exceeds the range, the pressure sensor triggers the servo motor to be started, the tensioning roller is moved downwards to adjust the tensioning force, automatic adjustment of the tensioning roller does not need manual monitoring or adjustment, and full automation of the device is effectively enhanced; and the two ends of the paper can be limited.

This invention discloses an electromagnet resistance and magnetic force testing device and method, including a base, an energizing component, an electric cylinder component, a force measuring component, and a support platform; a receiving space is formed on the support platform; the energizing component includes a clamping component, a cylinder group, a first contact group, a second contact group, and a third contact group; the clamping component can clamp onto an attracting coil; the cylinder group drives the first contact group and the second contact group to electrically connect, directly obtaining the resistance value; the cylinder group also drives the first contact group and the third contact group to electrically connect, supplying power to the electromagnet; the electric cylinder component is located directly above the support platform, and the force measuring component is disposed on the output end of the electric cylinder component, coaxially arranged with the armature; the force measuring component includes a pressure sensor and a pressure sensor probe. The support platform vertically confines the electromagnet within it, ensuring the coaxiality of the armature and the pressure sensor probe; during testing, the magnetic force of the electromagnet can be obtained by pressing the armature, eliminating the influence of gravity and improving the effectiveness and accuracy of the test results.

This utility model belongs to the field of crusher technology and discloses a monitoring device for a gyratory crusher. It includes a housing, inside which a pressure sensor display, a temperature sensor display, and a vibration sensor are fixedly installed. A terminal box is fixedly installed on the outer wall of the housing. A hydraulic valve assembly is installed inside the housing, and a flow meter connected to the hydraulic valve assembly via pipes and bolts is also installed inside the housing. The pressure signal of the lubricating oil circuit is transmitted to the pressure sensor display via a pressure sensor probe, and the temperature signal is transmitted to the temperature sensor display via a temperature sensor probe, allowing for real-time acquisition of oil circuit pressure and temperature data. Monitoring signals from the gears and bearings of the gyratory crusher are input to the vibration sensor through a first waterproof connector. The vibration sensor receives the vibration signals from the crusher's gears and bearings through the first waterproof connector, achieving synchronous monitoring of the equipment's mechanical status and oil circuit parameters.

The application discloses an integrated installation support and a temperature and pressure test system, and the integrated installation support comprises a base, a stand, a protective cover and a lead-out pipe; the base is fixed on an external test platform through bolts; the stand is fixedly arranged at the top center position of the base; the upper end of the stand is sequentially provided with a first thermocouple probe, a pressure sensor probe and a second thermocouple probe from top to bottom; a hollow protective cover is fixedly arranged at the rear side of the upper end of the stand; the right end of the lead-out pipe is embedded into the left side of the base; and the sensor cable led out from the rear end of the first thermocouple probe, the pressure sensor probe and the second thermocouple probe is located in the inner cavity of the protective cover. The application is scientific in design, can ensure that the sensor maintains an accurate spatial position under extreme environment, has excellent anti-vibration, anti-impact and anti-thermal load capacity, can effectively protect the sensor and the cable thereof, and is thus favorable for further ensuring that the temperature and pressure parameters of a gas wake field are measured with high fidelity and high reliability.

The invention discloses an aircraft tire pressure sensor, relates to the technical field of aircraft tire pressure monitoring, and can realize accurate monitoring of aircraft tire pressure under extreme working conditions. The sensor comprises a pressure sensor probe and a pressure regulator electrically connected with the pressure sensor probe; the pressure sensor probe comprises a temperature sensitive element and a pressure sensitive element, and the pressure sensitive element comprises a metal elastic membrane and a pressure detection circuit deposited on the metal elastic membrane by adopting a sputtering thin film process; the pressure sensor probe is used for detecting the tire pressure and the tire temperature and transmitting a detected pressure signal and a detected temperature signal to the pressure regulator; and the pressure regulator is used for performing signal modulation and error compensation processing on the pressure signal and the temperature signal to obtain a current signal for detecting pressure, and transmitting the current signal to the tire pressure monitoring system.

The invention discloses a pressurizing device for testing a pressure sensor, which is characterized in that a probe of the pressure sensor is mounted in a pressure-resistant tank, the pressure-resistant tank is placed in a pressurizing barrel, the pressurizing barrel is connected with a pressurizing machine, the pressure in the pressurizing barrel is gradually increased through the pressurizing machine, and the pressure sensor in the pressure-resistant tank measures and records the change of the pressure; and a pressure-time relation curve of pressure sensing is obtained after pressing is finished. The pressing device can be used for determining the limit measurement pressure of the pressure sensor.

The utility model relates to the technical field of preparation of diethylene glycol monoethylene diether, and particularly discloses a dissolving device for preparation of diethylene glycol monoethylene diether, which comprises a tank body, a discharge pipe arranged at the bottom of the tank body and provided with a discharge valve, and a top cover arranged at the top of the tank body, a pressure release valve, a pressure sensor, a dropper, a PH probe and an oxygen concentration analyzer are integrated at the top of the top cover, a liquid outlet of the dropper, the pressure sensor, the PH probe and a detection probe of the oxygen concentration analyzer all extend into the tank body, and a stirring mechanism is combined with a crushing cutter, so that uniform mixing of a high-viscosity material and low-boiling-point vinyl ether is realized, the reaction is accelerated, and the reaction efficiency is improved. Microbubble groups generated by the annular nitrogen distribution pipe are combined to enhance liquid turbulence, improve the reaction conversion rate and reduce by-products, and a pressure release valve, a pressure sensor and oxygen concentration real-time monitoring are combined, so that the oxygen concentration in the tank is kept stable, and the risk of burning explosion is completely eradicated.

The invention relates to a coal mining subsidence ponding area methane release simulation experiment device and method, the device comprises a top cover, the bottom of the top cover is connected with the top of a barrel body, a temperature sensor probe, a pressure sensor probe, a gas sampling pipe and a zinc chloride spraying device are arranged on the top cover, and a ventilation / sealing mechanism is arranged between the bottom of the top cover and a cover plate; the method comprises the following steps: laying homogenized bottom mud at the bottom of the barrel body; water is injected into the barrel body; aquatic vegetation is planted; in a non-sampling period, the interior of the barrel body is in a ventilation state, the concentration of the zinc chloride solution is set, and the zinc chloride solution is uniformly sprayed in the barrel through the spraying device; during sampling, the interior of the barrel body is a sealed space, and the temperature and the pressure in the barrel body are recorded; performing methane determination on the collected sample; according to the invention, methane sampling under different zinc concentrations and different aquatic vegetation planting densities is realized, and the methane release characteristics of the coal mining subsidence ponding area under different zinc concentrations and different aquatic vegetation planting densities can be accurately determined.

Methods, apparatus, and articles of manufacture to measure pressure of a fluid are disclosed. An example apparatus to measure a total pressure of a fluid includes a probe head including a plurality of ports, the plurality of ports fluidly coupled to a measurement chamber, and a pressure sensor operatively coupled to the measurement chamber to measure the total pressure inside the measurement chamber, the total pressure corresponding to fluid flow through one of the plurality of ports.