18results about How to "Avoid Reading Errors" patented technology

The present invention relates to the field of electronic liquid level metering, and specifically discloses a metering device and a metering system for metering the residual liquid in an analgesic pump, comprising: a medicine storage box mechanism, a tilt judgment mechanism arranged inside the medicine storage box mechanism, an electronic liquid level meter installed on the inner wall of the medicine storage box mechanism, and a display control panel arranged outside the medicine storage box mechanism; the tilt judgment mechanism and the display control panel are electrically connected, and the electronic liquid level meter and the display control panel are electrically connected. Through the operation of the tilt judgment mechanism, the device can feed back information from the tilt judgment mechanism to the control panel when the liquid level is stable, and receive information from the electronic liquid level meter, thereby displaying the residual liquid amount in the analgesic pump on the control panel; when the liquid level shakes, the tilt judgment mechanism cannot feed back a balance signal to the control panel, and at this time the control panel cannot read the reading of the electronic liquid level meter, thereby avoiding the reading error caused by liquid level fluctuation and improving the reliability of the measurement result.

A water level marker post for water conservancy and hydropower comprises a cement base, a bearing block, a rotating block, a fastening plate, an indicating frame, a hollow floating ball, a marker post sleeve and a warning disc, scale marks are arranged on the two sides of the marker post sleeve, the indicating frame is connected to the exterior of the marker post sleeve, reading openings are formed in the two sides of the indicating frame, the bearing block is connected to the interior of the marker post sleeve, the bearing block is provided with a lower groove, and the marker post sleeve is provided with a limiting batten. The two sides of the bearing block are provided with fastening threaded grooves, the two sides of the marker post sleeve are provided with sliding holes, the two sides of the indication frame are provided with connecting rod penetrating holes, the connecting rod penetrating holes, the sliding holes and the fastening threaded grooves are matched with connecting rods, the connecting rods sequentially penetrate through the connecting rod penetrating holes and the sliding holes, and the inner ends of the connecting rods are connected with the fastening threaded grooves through threads. Hollow floating balls are connected to the outer ends of the connecting rods.

The application discloses a heat-resistant and wear-resistant elbow and straight pipe angle detection device and a use method thereof, and belongs to the technical field of pipe detection. The heat-resistant and wear-resistant elbow and straight pipe angle detection device comprises a bottom plate, and further comprises a detection seat, wherein the detection seat is vertically arranged on the bottom plate, and an arc-shaped groove is formed in the detection seat; a track frame is arranged on the outer side of the detection seat; a pushing assembly is arranged on one side of the detection seat; and a blanking channel is arranged on the lower side of the track frame; wherein the detection seat is provided with an adjusting assembly for adjusting the containing size of the track frame; the application integrates feeding, detection and blanking into an efficient single action through linkage pushing and an adjustable track; the deflection side plate and the displacement scale line are used to objectively quantify the elbow flatness error and replace subjective judgment; in combination with a measuring plate, the length of a straight pipe is synchronously detected, and efficient, accurate and adjustable continuous detection and automatic sorting are realized.

The utility model provides an automatic calibration device for a mercury sphygmomanometer, which comprises a standard pressure generating device, a standard pressure detecting device, a standard pressure detecting device, a standard pressure detecting device and an automatic calibration device, and is characterized in that the standard pressure generating device is used as a standard air source; the industrial camera is used for acquiring a sphygmomanometer image; the linear guide rail module is provided with an industrial camera and is used for driving the camera to move and keeping the visual angle of the camera always aligned with the convex liquid level of the mercury column during calibration; and the upper computer is used for setting the calibration device, processing calibration data and printing a calibration result. According to the sphygmomanometer calibration device, full-automatic calibration of the sphygmomanometer is achieved, manual intervention is not needed in the process, an experiment report can be output according to verification regulations after calibration is completed, labor cost is reduced, and calibration efficiency is improved.

The utility model relates to fire control monitoring display technical field, more particularly to a kind of fire engine liquid level monitoring display system, including liquid level lamp, controller and sensor, liquid level lamp is installed in the outside of fire engine liquid storage tank, is made of multiple linear arrangement's light emitting unit, for showing liquid level information in liquid storage tank;Controller is electrically connected with liquid level lamp and sensor, powers liquid level lamp and processes sensor signal;Sensor acquires liquid level data by pressure detection and transmits to controller.Liquid level lamp adopts transparent main body frame, is equipped with needle seat type interface and controller quick plug, sensor is sealedly connected with controller through screw thread interface.Controller integrates anti-reverse connection protection, hardware filter circuit and range calibration module, can accurately process signal and drive liquid level lamp dynamic display liquid level state.The utility model solves the technical problems, such as traditional liquid level monitoring device reading difficulty, easily disturbed, single display etc.

The utility model provides a mining dipmeter, and relates to the field of coal mine underground detection, the mining dipmeter comprises a support frame, a mounting frame is arranged outside the support frame, a dial is arranged outside the mounting frame, and a semi-ring is fixedly connected to the surface of one side, close to the support frame, of the mounting frame. And the mounting frame is movably arranged outside the supporting frame in a sleeving mode through a semi-ring, a damping box is fixedly connected to the surface of the mounting frame, and a connecting rod is arranged outside the damping box. Through cooperation of the connecting rod, the rotating shaft, the circular plate, the mounting shaft, the pull plate, the sliding rod, the push plate, the through hole and other structures, swing of the heavy hammer is converted into reciprocating motion of the push plate in the first cavity, swing is reversely restrained through damping force generated when air passes through the through hole, the heavy hammer is fast and stable, manual interference is not needed, and the working efficiency is improved. Therefore, the reading waiting time is obviously shortened, the measurement efficiency is improved, the reading error caused by the swinging of the heavy punch is avoided, and the measurement precision is improved.

The present invention provides a smart meter error correction method based on temperature sensing, a medium and an electronic device, which belongs to the technical field of smart meters, and includes: obtaining the temperature values ​​of multiple thermocouples set on the smart meter in real time; for each thermocouple temperature curve, using the Bayesian anomaly detection algorithm to delete outliers to obtain a preprocessing curve; performing multivariate Gaussian mixture model decomposition on all preprocessing curves to obtain the statistical characteristics of each Gaussian component; using the covariance matrix of the Gaussian component to calculate the stability coefficient matrix of each preprocessing curve to represent the stability of the temperature curve; extracting the characteristic vector of each preprocessing curve, combining the stability coefficient matrix to input the pre-trained meter error correction model to obtain the compensation value of the current reading; correcting the current meter reading according to the compensation value to improve the measurement accuracy of the electric energy meter. The technical problem that the existing technology needs to transform the meter hardware is solved.

The present invention provides a device for measuring the amount of residual gas in a coal seam. The device for measuring the amount of residual gas in a coal seam comprises: a coal sample tank device, a gas circulation system, a displacement detection device and a control system. The coal sample in the coal sample tank device is heated by a heater, and the desorbed gas passes through the gas circulation device and flows into the cylinder of the displacement detection device. The PLC controls the rotation of the motor by receiving signals from the temperature sensor and the pressure sensor, and can obtain displacement data. The device for measuring the amount of residual gas in a coal seam of the present invention has a simple structure, high reliability, and fewer pipelines, which simplifies the experimental process, speeds up the gas measurement speed of the coal sample, and facilitates the collection of gas samples to provide them to the chromatograph for analysis, and the device has a long service life. The present invention also provides a method for measuring the amount of residual gas in a coal seam.

An apparatus (1) for making a beverage using a capsule (9) containing a food substance comprises an optical capsule identification system. An optical capsule identification system is intended to identify an identification element (95) positioned inside a capsule (9). The optical capsule identification system comprises an optical reader (81) having a read head (82) associated with a piercing device (37) and intended to enter the capsule (9) through a piercing portion made in said area (93) of the capsule (9). The device (1) further comprises a detection system that detects the arrival of a puncture location intervening between the starting location and the infusion location, where the piercer (37) creates a puncture in the capsule. The optical capsule identification system is operatively connected to the detection system and is configured to perform identification based on reading performed by the optical reader (81) after the puncture position has been reached.

The invention provides a ship structure welding deformation reaction device and method.The ship structure welding deformation reaction device comprises a variable support, a sensor, a digital display box, a three-color warning lamp and a wire, the variable support is arranged on a ship structure to be measured, the sensor is assembled on the variable support, the digital display box and the three-color warning lamp are arranged on the horizontal plane, and the wire is connected with the digital display box; the sensor, the digital display box and the three-color warning lamp are connected with one another through leads; the overall stability of the device is guaranteed through the variable support, the probe is vertically aligned to the monitoring position and makes contact with the monitoring position to enable the telescopic rod to be stressed, the position is set as a monitoring zero point, a monitoring interval is set through the digital display box, and when the deformation value exceeds the lower limit or the upper limit of the interval, the yellow warning lamp or the red warning lamp flickers; and dynamic monitoring of the main body parameters of the welding structure in the structure welding process is realized. Compared with the prior art, the device can carry out real-time monitoring, is high in measurement precision, long in service life and high in response speed, and effectively improves the construction efficiency of workers.

This invention provides a voltage control method for erasing 3D NAND memory. When the bias voltage of the word line of a true memory cell is at the erase control voltage, the bias voltage of the well-doped region is raised to the erase working voltage and maintained. During the period when the bias voltage of the well-doped region rises to a first intermediate voltage, the bias voltage of the word line of the pseudo memory cell is maintained at a first preset voltage. Then, the word line of the pseudo memory cell is set to a floating state, wherein the first preset voltage is less than the first intermediate voltage. In this way, the voltage difference between the word line where the pseudo memory cell is located and the word line where the adjacent true memory cell is located is reduced, avoiding tunneling between the word line where the true memory cell is located and the word line where the pseudo memory cell is located, thereby avoiding threshold voltage drift of the pseudo memory cell, avoiding reduction of memory cell string current, and thus avoiding read errors of the true memory cell.

The utility model relates to a kind of fine grinding diameter automatic detection measuring machines, including pedestal;It is used for supporting product to be arranged at the center of pedestal support assembly;Detection mechanism is measured to product;Respectively arranged in the both ends of detection mechanism: driving mechanism for driving product rotation, including stepper motor, driven wheel driven by stepper motor, transmission wheel transmission connection with driven wheel by belt, the driven wheel is fixedly connected with limit board, and first centre is equipped with driven wheel coaxial on limit board;For clamping product clamping mechanism, including clamping cylinder, ejector rod driven by clamping cylinder, sliding table pushed by ejector rod, second centre is equipped for resisting product on the sliding table;The first centre and second centre cooperate clamping product and drive its rotation.Solve the conventional roundness and diameter detection need worker manual operation monitoring equipment to detect, leading to detection precision is poorer, the problem of low detection efficiency.

The utility model provides a traffic road distance measuring instrument, which relates to the technical field of engineering surveying, and comprises a wheel carrier, a reading device and a measuring wheel, the lower end of the wheel carrier is rotatably connected with a distance measuring shaft, and the distance measuring shaft comprises a main shaft and a correction shaft assembly; the correction shaft assembly comprises a mounting rod, a fixed ratchet ring, a connecting bolt, a correction ratchet ring, a correction spring and a distance measuring sleeve, a spline groove is formed in the side, facing the fixed ratchet ring, of the mounting rod, the fixed ratchet ring is inserted into the spline groove, ratchets of the fixed ratchet ring and the correction ratchet ring are meshed with each other, the distance measuring sleeve is arranged on the outer wall of the mounting rod in a sleeving mode, and the distance measuring sleeve is connected with the connecting bolt. The correcting ratchet ring is connected into the distance measuring sleeve in a sliding mode, the correcting spring abuts against the position between the distance measuring sleeve and the correcting ratchet ring, and a synchronous belt is connected between the distance measuring sleeve and the reading device. According to the utility model, the ratchets of the fixed ratchet ring and the correction ratchet ring are mutually engaged to realize one-way synchronous locking, so that a worker is prevented from reversely counting due to misoperation, and the accuracy of distance measurement is ensured.

The utility model discloses a pressure swing adsorption and desorption testing device for measuring the effect of activated carbon, which comprises a testing bottle, a weighing mechanism and a supporting mechanism, the testing bottle comprises a bottle body and a cover body, a glass dish is placed in the bottle body, and a breather pipe, an air outlet, an air inlet pipe and an exhaust pipe are arranged in the cover body; the weighing mechanism comprises a supporting column, and the lower end of the supporting column is sequentially connected with a weight sensor, an inverted-U-shaped hanging frame, a hook and a material weighing basket. The supporting mechanism comprises a supporting frame, a motor is arranged on the supporting frame, the power output end of the motor is connected with a rotating disc, a hanging rod is eccentrically arranged on the rotating disc, an L-shaped supporting rod is movably hung on the hanging rod, and the other end of the L-shaped supporting rod is arranged in the upper inverted-U-shaped hanging frame in a penetrating mode. By utilizing the device, the pressure in the device can be conveniently adjusted, and the pressure sensor is used for sensing the weight change of the activated carbon after the activated carbon adsorbs the organic gas to obtain the adsorption data of the activated carbon, so that the adsorption capacity of the activated carbon to the organic gas under different pressure conditions is accurately tested.

A pile foundation construction hole depth measuring device belongs to the technical field of measuring devices and comprises a base, a through groove is formed in the base from top to bottom in a penetrating mode, a measuring scale is movably arranged in an inner cavity of the through groove in the vertical direction, a supporting frame is fixedly and vertically installed at the top end of the base, a top seat is fixedly installed on the outer wall of the supporting frame, and a limiting groove is formed in the front side of the top seat. According to the utility model, when the measuring scale is used for measuring the depth of a pile foundation hole, the measuring scale can be always kept in a vertical state, errors of a detection result caused by the inclined measuring scale are avoided, the accuracy of the detection result is further ensured, the measuring scale can move more smoothly in the vertical direction by means of the rolling limiting roller, the friction force is reduced, and the measurement accuracy is improved. Abrasion caused by direct contact between the measuring scale and the inner wall of the limiting groove is avoided, bending reading is not needed, data recording is more convenient, reading errors caused by bending reading can be avoided, and the accuracy of pile foundation hole depth measurement is further guaranteed.

The invention provides a data analysis method and device, a medium and a vehicle, and relates to the technical field of data communication. The method comprises the following steps: for a to-be-analyzed message of which the data state is a receiving state, firstly, determining a termination position of a timestamp in the to-be-analyzed message; detecting whether a message name exists in the to-be-analyzed message or not to obtain a first detection result; determining the position of a data length code in the to-be-analyzed message based on the termination position of the timestamp, the data state, the ID of the to-be-analyzed message and the first detection result, and reading the data length code; and reading target data in the message to be analyzed based on the position of the data length code and the data length code. Therefore, for the to-be-analyzed message of which the data state is the receiving state, the position of the data length code is adaptively determined by detecting whether the message name exists in the to-be-analyzed message, so that the target data is accurately read, and the efficiency and accuracy of data analysis are improved.

The utility model belongs to the technical field of medicine storage, and particularly relates to a standby medicine one-way moving storage device which comprises a medicine storage cabinet and a storage cabinet, the medicine storage cabinet is fixed to the top of the storage cabinet, the surfaces of the two sides of the medicine storage cabinet are each of an open structure, and a front door is rotationally arranged on the surface of one side of the medicine storage cabinet. A rear door is rotationally arranged on the surface of the other side of the medicine storage cabinet, a plurality of sets of layered inclined plates are arranged in an inner cavity of the medicine storage cabinet at equal intervals, and a plurality of sets of partition plates are arranged on the surfaces of the layered inclined plates at equal intervals; the storage cavity is at the inclination angle of 30 degrees, after medicines are taken out, the next group of medicines can be automatically supplemented to vacant sites under the action of gravity, the medicines can be quickly taken out, after the medicines are supplemented to the vacant sites, the medicines cannot be pushed due to the influence of the gravity of the medicines and the friction force between the medicines and the surfaces of the layered inclined plates when the medicines are pushed upwards, and therefore one-way movement of the medicines is achieved. And meanwhile, medicines can be quickly supplemented from the rear door, so that the use is more convenient.