37results about How to "Accurate reading" patented technology

The invention relates to the technical field of gas meters, in particular to an ultrasonic gas meter which comprises a shell, an ultrasonic pipe, an ultrasonic receiver, a reading module, a gas outlet pipe and a gas inlet pipe. The shell is installed on a wall, the ultrasonic pipe is transversely installed in the shell, the ultrasonic receivers are symmetrically installed on the two sides of the ultrasonic pipe, the reading module is installed at the front end of the shell, and the air outlet pipe and the air inlet pipe are symmetrically installed on the two sides of the top of the shell. The transmission mechanism and the adjusting mechanism are both installed on the inner wall of the upper cavity of the shell, and the transmission mechanism is connected with the adjusting mechanism through a clamping ring. The transmission mechanism drives the half gear to rotate through the motor, the half gear can drive the eccentric gear to rotate, due to the fact that the number of teeth of the half gear is half of that of the eccentric gear, the half gear rotates one circle to drive the eccentric gear to rotate a half circle, and the adjusting mechanism is opened to adjust the gas flow speed after the eccentric gear rotates a half circle.

This utility model relates to the field of urine collection bag technology and discloses a urine collection bag for bladder irrigation in urological patients. It includes a lifting arm and a urine collection bag. A hook is fixedly connected to the middle of the upper surface of the lifting arm, and a warning light is installed in the middle of one side of the lifting arm. A power supply is installed inside the lifting arm. Slides are formed on both sides of the lifting arm. A conductive block is fixedly connected to one side of the bottom wall of the slide, and a spring is fixedly connected to the other side of the bottom wall of the slide. An inlet pipe is fixedly connected to one side of the upper surface of the urine collection bag, and a drain pipe is fixedly connected to the middle of the lower surface of the urine collection bag. This urine collection bag for bladder irrigation, through the design of an observation window and built-in scale lines, reduces the interference of bag deformation and light refraction on readings. Nursing staff can intuitively and accurately read the volume of irrigation waste fluid, ensuring accurate recording of intake and output balance, and providing reliable data support for assessing the patient's bladder irrigation effect, bleeding, and renal function recovery.

The utility model provides a kind of adjustable spectrum shaking table belongs to medical diagnosis and detection technical field, the device includes tray, disposable test piece one, disposable test piece two, drive base and homogenizing plate, installation groove is opened in tray, several LED lamp beads are evenly distributed in installation groove, and clamping strip is symmetrically arranged and fixedly connected at installation groove slot mouth edge, drive base is set in tray lower end, and homogenizing plate is clamped on clamping strip, the device is according to the deficiency of existing disposable test piece, by setting LED lamp bead, homogenizing plate cooperate drive base, it can guarantee that the style of different viscosity has very good shaking effect, eliminate the intensity, angle difference of artificial shaking, improve result consistency, the device can be operated without professional training, can directly use marketable disposable test piece, support a variety of serological detection, equipment operation is simple, overall cost is lower, it is favorable to market promotion, with good market prospect before sale.

The utility model discloses sighting telescope adjusting component with spiral rotating mechanism relates to sighting telescope technical field. Including spline screw, the outer wall fixed sleeve of spline screw has and adjusts seat, the outer wall of spline screw top is engaged with spline dial table, the inside engagement of spline dial table top has tooth joint piston, the top of spline dial table outer wall and the inside joint of tooth joint piston has locking disc, the inside movable sleeve of locking disc outer wall has rubber ring, and the intuitive display of the number of turns is realized through triple digital indication system: the reference hole guide arrow of adjusting hand wheel top is opened and is guided with the edge scale mark, and every rotation, the reference hole guide arrow is aligned with fixed mark, the top of eccentric buoy is opened and is indicated arrow number mark arrow, and the bottom slider slide rod is along the spiral groove limit sliding groove of limit cam and slides, and every rotation, the arrow number mark arrow accurate direction adjusting hand wheel on corresponding number of adjusting hand wheel.

The utility model belongs to the technical field of road surface detection, particularly relates to a road surface settlement detection device, and provides the following scheme aiming at the problems that time and labor are consumed and the measurement precision is difficult to guarantee because most of the existing road settlement detection methods adopt manual visual inspection according to experience. An auxiliary plate is arranged on the upper side of the main plate, a fixing block is fixed to the side end of the auxiliary plate, a measuring rod used for measuring the settlement pavement slides in the fixing block, a dial gauge is arranged at the side end of the measuring rod, a set of attaching assemblies are arranged in the fixing block, and the attaching assemblies are used for driving the measuring rod to measure the settlement pavement; the positioning assembly is arranged between the fixing block and the measuring rod and is used for positioning the measuring rod; a group of adjusting assemblies are arranged between the main plate and the auxiliary plate, and the adjusting assemblies are used for adjusting the length between the fixing blocks and the main plate; and through the arrangement of the attaching assembly, the measuring bottom plate can be tightly attached to the settlement pavement, and the measuring accuracy is further improved.

The utility model discloses a breast volume measuring tool in breast cancer reconstruction operation, including measuring cup body (1), handheld handle (2) and fixed hook (3), its characterized in that: measuring cup body (1) is a cylindrical glass cup, and the bottom diameter is 9cm, and the height is 11.5cm, and the material is high borosilicate glass. The utility model can accurately, aseptically, quickly measure out breast tissue volume in breast cancer reconstruction operation, provides accurate data for the patient to select the appropriate size of prosthesis, improves breast cancer patient reconstruction operation satisfaction.

This utility model relates to the field of liquid level gauge technology and discloses a low-density, high-pressure resistant liquid level gauge, including a measuring cylinder. Two connecting pipes are fixedly installed on the front end face of the measuring cylinder. An adsorption mechanism is fixedly installed on the upper end face of one of the two connecting pipes. A glass plate is fixedly installed on the front end face of the measuring cylinder. A first outer shell is fixedly installed on the rear end face of the measuring cylinder. A fixing mechanism is fixedly installed between the first outer shell and the measuring cylinder. A cleaning mechanism is slidably connected to the outside of the first outer shell. By installing an adsorption device on the upper end of the connecting pipe, iron filings in the liquid are adsorbed by a magnetic block inside the adsorption device, thereby effectively preventing iron filings from entering the measuring cylinder through the connecting pipe. This avoids the iron filings being adsorbed by the magnetic float and affecting the measurement results. After the liquid level gauge measurement is completed, the position of the limiting block can be rotated, and the magnetic block can be removed by the handle to clean the iron filings adsorbed on the surface of the magnetic block.

This utility model discloses a device for measuring the diameter of a cylindrical lithium-ion battery core, including a measuring plate. The measuring plate is an elastic element with a circular ring structure. Scale lines are provided on the circumferential surface of the measuring plate. One end of the measuring plate is connected to a guide block, and the other end of the measuring plate is slidably connected to the guide block. An adjusting rod is connected to the sliding end of the measuring plate. This utility model measures the diameter of the core using a circular measuring plate. The measuring plate is fitted onto the circumference of the core, and the position of the sliding end of the measuring plate is adjusted by the adjusting rod to ensure that the measuring plate fits snugly against the circumference of the core, thus achieving diameter measurement. The large contact area between the measuring plate and the core prevents core deformation, thereby ensuring the accuracy of the measurement results.

The utility model relates to the technical field of rolling mill production line high-speed area rolled piece tension, in particular to a positive and negative direction rolled piece tension measuring device. Comprising a wear-resisting plate, a clamping device, an adapter, a pressure gauge and an adjusting handle, the wear-resisting plate is arranged at the foremost end, the clamping device clamps the wear-resisting plate through a locking bolt, the adapter is arranged between the clamping device and the pressure gauge, the adjusting handle is arranged behind the pressure gauge, the wear-resisting plate is arranged in the middle of the clamping device, and the wear-resisting plate is made of high-temperature-resisting and wear-resisting materials. The front face and the back face of the wear-resisting plate can be used, the clamp holder is of a structure similar to pliers, clamps the wear-resisting plate and locks the wear-resisting plate through the locking bolt, the adapter is arranged between the clamp holder and the pressure gauge, force is transmitted to the pressure gauge through the adapter, the pressure gauge is a pressure gauge with a digital display function, and a measuring rod at the front end of the pressure gauge is connected with the adapter. The forward and reverse direction rolled piece tension measuring device is simple in structure, accurate in reading, convenient to operate, high in practicability and capable of avoiding potential safety hazards.

The utility model relates to ceramic grouting piece measurement technical field, concretely to a kind of ceramic grouting piece size measuring device, including grouting table and auxiliary mechanism, the upper surface of grouting table is equipped with grouting groove, the inside of grouting groove is provided with grouting piece body, auxiliary mechanism is located at the top of grouting piece body, the auxiliary mechanism includes. Side column, sliding slot and sliding block, the upper surface of grouting table side is provided with side column;The utility model is set in sliding block and the sliding slot of side column, limit slot mutually coincide and movably set in device, cooperate with the movable ball in recess and the sliding slot inner wall adhesion, can let sliding block drive installation top plate and the flexible lifting of measurement structure below, easily adapt to grouting piece body of different height, simultaneously, installation top plate is connected measuring plate by spring, the elasticity of spring can make measuring plate closely adhere grouting piece surface, without complex fixing procedure, the preparation work before measurement is simplified, to improve measurement efficiency.

The utility model provides a plaster layer thickness detection tool for measuring cost, which comprises a measuring unit attached to a wall surface, the measuring unit is symmetrically arranged relative to a handle, the measuring unit is hinged with the handle, and a locking nut is arranged at the hinged part of the measuring unit and the handle. When the tool is used for measuring a normal wall surface, the two measuring units are arranged in parallel side by side, and the two sides of the handle can measure the thickness of a plaster layer at the same time; when the tool is used for measuring the external corner of the wall surface, the two measuring units are vertically arranged, and the two sides of the handle can measure the thickness of plaster layers of different wall surfaces on the two sides of the external corner at the same time; when the tool is used for measuring the internal corner of the wall surface, the two measuring units are vertically arranged, and the two sides of the handle can simultaneously measure the thickness of plaster layers of different wall surfaces on the two sides of the internal corner. The device is simple and convenient to operate, can measure at least two measuring points at the same time, and is high in working efficiency; and the measurement reading is accurate.

This utility model belongs to the field of industrial equipment technology, specifically disclosing an RFID near-field identification device, including: a main frame, adopting a vertical flat panel structure, with a gantry for accommodating the RFID antenna and electronic control components; the bottom of the vertical flat panel is fixed to the ground by fixed feet, and a fixed door panel is provided on the side facing the goods to be detected to cover the RFID antenna and the electronic control components; a main control unit, including a touch screen and a control host, the touch screen and the control host being integrated into one unit and fixed to a column on one side of the vertical flat panel by a cantilever, the cantilever being able to rotate around the column. The advantage of this utility model is that it can efficiently and accurately read goods information.

The application provides a device and method for fine measurement of a composite propeller blade deformation field. The device comprises an adjustable height horizontal control console, a horizontal plate, a blade loading point fixing device, a plurality of adjustable length displacement calibration probes, an electronic vernier caliper and a base device, and the like. The measurement method provided by the application realizes fine measurement of the blade deformation field of a composite propeller, can accurately, stably, efficiently and at low cost measure the small deformation amplitude of the composite propeller, thereby providing accurate test data support for simulation calculation, and can be applied to deformation measurement of composite propellers of different types and different scales.

This utility model belongs to the field of power equipment technology and discloses an electronic tag device and electronic tag built into the housing of a current transformer. The electronic tag device built into the housing of the current transformer includes a base, a protective shell, and a fixing component. The base is used to store the electronic tag body; the protective shell is used to protect the electronic tag body; the fixing component includes a movable block, a limiting block, a limiting groove, an elastic element, and a guide post. The movable block is connected to the base, the limiting block is connected to the movable block, the limiting groove is formed in the base, the elastic element is clamped between the movable block and the base, and the guide post is connected to the base. With the fixing component, the protective shell can be removed, which allows for convenient encryption, updating, or backup of the electronic tag, ensuring the accuracy and timeliness of information and preventing safety accidents caused by information lag or errors.

The utility model discloses a fixing tool for measuring length and width of a railway prefabricated box girder, which belongs to the technical field of railway box girders and comprises a tubular dynamometer, a fixing ring is arranged at one end of the tubular dynamometer, a convenient connecting component is arranged on one side of the fixing ring, and a steel tape is connected inside the convenient connecting component. A positioning and pressing assembly is arranged at one end of the steel tape; according to the utility model, through the arrangement of the positioning and pressing assembly, the steel tape box body can be conveniently installed and fixed, the steel tape box body can be conveniently carried, manpower resources are saved, the use convenience of equipment is improved, the measurement efficiency is improved, when the steel tape is used for measurement, the steel tape can be rapidly and stably pressed, the reading accuracy is ensured, and the working efficiency is improved. And by arranging the convenient connecting assembly, the steel tape can be conveniently inserted into the positioning plate for installation, and the convenience and firmness of connection between the steel tape and the tubular dynamometer are ensured.

The field electronic snow pressure measuring device comprises a transparent cylinder wall, an electronic pressure measuring device is arranged at the top end of the transparent cylinder wall, a handle is arranged at the top of the electronic pressure measuring device, and stainless steel ice breaking teeth are arranged at the bottom of the transparent cylinder wall; the other end of each stainless steel icebreaking tooth is a cambered surface, and the radian of each stainless steel icebreaking tooth is the same as the inner diameter of the transparent cylinder wall; two bosses of which the centers are drilled are arranged on the cambered surface; the bosses are connected with the transparent cylinder wall; eight bosses are arranged at the bottom of the transparent cylinder wall, holes are drilled in the two sides of each boss, stainless steel shafts are installed in the holes, and the stainless steel shafts penetrate through the bosses on the stainless steel icebreaking teeth, so that the stainless steel icebreaking teeth can be folded within the range of 0-90 degrees at the bottom of the transparent cylinder wall. The snow scale overcomes the use defects that the snow scale in use at present cannot be observed normally due to the fact that an old-fashioned rod type scale is tedious in operation, inconvenient to read, numerous in parts and easy to damage and lose, and has the advantages of being convenient to carry by experimenters, quicker and more accurate in reading and more convenient to operate.

The application belongs to the field of medical information technology and artificial intelligence assisted diagnosis, and discloses an abnormal fetal heart monitoring mode recognition method and system based on a fetal monitoring atlas. The method obtains fetal heart rate and uterine contraction pressure time sequence signals and performs preprocessing to obtain a reconstructed sequence; physiological events are recognized from the reconstructed sequence and attribute nodes are constructed, each node being associated with an attribute vector representing the physiological characteristics of the event; a multi-modal heterogeneous time sequence atlas is constructed according to the time sequence relationship and physiological coupling relationship between the nodes; based on causal path constraints and delta t sequence evolution rules, structured consistency is determined in the real-time atlas, local subgraphs that meet the causal evolution path are recognized, and abnormal patterns are recognized; based on the recognition result, a comprehensive risk value is calculated and warning information is output. The application explicitly expresses the causal relationship between uterine contraction and fetal heart through the atlas structure, combines fuzzy matching and contrast learning, and realizes high-precision, high-robustness and high-explainability abnormal recognition.

The application discloses a coarse-grained soil natural and underwater repose angle measuring device based on a tilt positioning technology, which comprises a slope accumulation system, a water storage and drainage system, a pile releasing system and a repose angle measuring system, wherein the water storage and drainage system comprises a water storage tank, the slope accumulation system, the pile releasing system and the repose angle measuring system are fixed in the water storage tank, the pile releasing system is arranged at the tail end of the slope accumulation system, the slope accumulation system is provided with a vertical lifting surface, the pile releasing system is provided with a horizontal baffle, the height of the horizontal baffle is not lower than the height of the vertical lifting surface, the repose angle measuring system is arranged above the slope accumulation system, the repose angle measuring system is provided with a vertical buckle type sliding groove and a protractor, the left side of the vertical buckle type sliding groove is flush with the front end surface of the vertical lifting surface, and the lower end of the protractor is higher than the upper surface of the vertical lifting surface.

The application discloses a kind of saturated fine sand stratum mud film permeability coefficient testing device and testing method, including water supply mechanism and mud permeation mechanism;Water supply mechanism is used for the water supply of mud permeation mechanism in stratum saturation and mud permeability coefficient calibration, including water supply bottle, water pump, water bucket, backwater pipe and first water supply pipe;Mud permeation mechanism is used for carrying out mud permeation film forming, including second- fourth water supply pipe, tee joint, first- fourth valve, first- fifth TDR sensor, three threaded rods, organic glass column, distance measuring sensor, first, second hole pressure gauge, base, flange, electronic scale, water outlet pipe, percolate collection container, first- third gas supply pipe, control monitoring instrument, air compressor and computer.The application is simple in operation, low in cost, and widely applicable.

The utility model discloses an orientation mechanism and position detection system for position decoder, the orientation mechanism includes sliding frame, and sets up first pulley and second pulley on the sliding frame, wherein, the rotation axis of first pulley and the rotation axis of second pulley are arranged at the angle, first pulley and second pulley are used for the groove wall contact sliding of guide rail mechanism's guide sliding groove respectively, realize the contact sliding of two directions through first pulley and second pulley respectively, can support and guide sliding frame from different directions, effectively limit the degree of freedom of sliding frame on guide rail mechanism, avoid its left and right swing and front and back deviation in the sliding process, make position decoder, read head device can along guide rail mechanism smoothly, and the stable work of read head device provides reliable guarantee.

The utility model provides a portable steel bar spacing measuring device. The portable steel bar spacing measuring device comprises a first distance measuring plate and two groups of second distance measuring plates, the two sets of second distance measuring plates are oppositely arranged on the two sides of the first distance measuring plate, two sets of first connecting pieces are correspondingly arranged on the two sides of the first distance measuring plate, and second connecting pieces are arranged on the sides, close to the first distance measuring plate, of the two sets of second distance measuring plates. The two groups of second distance measuring plates are respectively connected with the two groups of first connecting pieces of the first distance measuring plate in a foldable and turnover manner through second connecting pieces; the top ends of the first distance measuring plate and the second distance measuring plate are correspondingly provided with distance measuring grooves, the top ends of the distance measuring grooves are further provided with limiting handrails, the limiting handrails and the distance measuring grooves are provided with multiple sets of distance measuring pointers, and the multiple sets of distance measuring pointers are slidably clamped in the limiting handrails. The two groups of second distance measuring plates and the first distance measuring plate can be folded and overturned, the range is expanded when the device is used, the device is convenient to carry when idle and folded, and the handle at the top end of the first distance measuring plate is convenient to hold and facilitates rapid measurement of constructors in complex environments.

This invention provides a rotation adjustment mechanism, a lamp, and a lighting system. The rotation adjustment mechanism includes a fixed ring, a rotating ring, and a rotating component. The fixed ring has a receiving position, a first connecting portion, a display slot, an angle scale, and a third connecting portion. The rotating ring is disposed within the receiving position and has a second connecting portion rotatably connected to the first connecting portion about a first rotation axis. The angle scale is distributed around the third connecting portion. The display slot is located between the third connecting portion and the angle scale. The rotating ring has a guide post extending parallel to the first rotation axis toward the display slot. The rotating component has a fourth connecting portion, a sliding groove, and a pointer. The fourth connecting portion is rotatably connected to the third connecting portion about a second rotation axis, which is parallel to the first rotation axis. The guide post is slidably disposed within the sliding groove, and the pointer is located at the display slot. The lamp and lighting system incorporating this rotation adjustment mechanism offer the advantage of easier identification of the angle scale.

The utility model discloses a safe production voice alarm device, including the bottom plate, is equipped with the support, pushes the cylinder on the bottom plate, sets up the support column that can move up and down in the guide cylinder on the support, and the push cylinder push rod is in contact with the support column lower end buttress, is equipped with the support platform board, the movable seat and the monitoring mechanism in proper order above the support column. Monitoring mechanism contains camera and the sensor module that is composed of infrared human body sensor, RFID reader, all are linked with control module, and control module realizes remote monitoring through LORA communication module. The support column realizes radial positioning through the cooperation of the limiting key and the guide cylinder inner wall slot, and the movable seat is connected with the support column screw, adjusts the horizontal angle of monitoring mechanism through the first motor, adjusts the pitch angle of monitoring mechanism through the second motor, and the base is equipped with the voice broadcast device. The device can realize personnel quantity statistics, over-limit alarm and remote monitoring, through the cooperation of multiple components, accurate monitoring personnel activity, flexible adjustment monitoring visual angle, guarantee safety production.

The utility model relates to the field of steel detection equipment, in particular to a steel thickness self-adaptive detection caliper gauge, which comprises a base and the like, a first guide rod is fixedly connected onto the base, scales are arranged on the first guide rod, a first moving seat is slidably connected onto the first guide rod, and a first electric guide rail and a second guide rod are fixedly connected onto the first moving seat. The second guide rod is slidably connected with a second moving seat, the first electric guide rail drives the second moving seat, and the second moving seat is fixedly connected with a second electric guide rail and a third guide rod. According to the utility model, through the cooperation of the scales on the first guide rod and the scale of the pressure sensor, the steel thickness can be accurately read, and the height fluctuation of the surface of the steel can be captured through the pointer offset caused by the pressure change at the detection end of the pressure sensor, so that the dual high-precision operation of thickness measurement and surface flatness detection can be completed.

The present application relates to a kind of round steel peeling machine " five heart coaxiality " detection and adjustment method for the coaxiality of blank feeding roller, front guide, rotary cutter head, rear guide and clamping trolley five components of large-scale round steel peeling machine, install front and rear support sleeve, with the reference of front support sleeve, detect and adjust the coaxiality error of front guide and cutter head, install test bar, detect and adjust feeding roller, detect and adjust rear guide, detect and adjust trolley, avoid the quality problem of processing product caused by the large error of equipment " five heart coaxiality " error, through special tooling, support test bar, and test bar is in good stress state, clamping roller does not clamp test bar, which is beneficial to maintain the accuracy of test bar, and the detection and adjustment process is reasonable, and the detection and adjustment precision is high, and the efficiency is high.

The utility model discloses a vibration-proof pressure gauge verification test device, which relates to the technical field of pressure gauge verification and comprises a base, a spring assembly is arranged on the base, a vibration table is arranged on the spring assembly, an inspection table is arranged on the vibration table, a pressurization assembly is arranged on the inspection table, and a pressure gauge is arranged on the pressurization assembly. The pressurizing assembly is communicated with the fixing pipe, the fixing pipe is connected with a detected meter and a hose, the hose is connected with a connecting pipe, and the connecting pipe is provided with a standard meter; the flexible pipe is connected between the fixing pipe and the connecting pipe of the standard meter, so that the influence of vibration on the standard meter can be greatly reduced, the reading accuracy of the standard meter is ensured, then the reading of the detected meter is observed, and when the error is within an allowable range, the detected meter meets the requirement.

Embodiments of the present application provide a memory operation method, a memory reading method, a memory and a storage system. The memory operation method comprises: determining a first variation of a threshold voltage of a memory cell in a single layer cell (SLC) erase state; comparing the first variation with a reference threshold value; and when a comparison result is that a set relationship is not met between the first variation and the reference threshold value, adjusting the threshold voltage of the memory cell in the SLC erase state to have a second variation, so that the set relationship is met between the second variation and the reference threshold value.