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114results about How to "Avoid manual adjustment" patented technology

Liquid level detection circuit, device and calibration method thereof

The invention discloses a liquid level detection circuit, a device and a calibration method thereof. The liquid level detection circuit comprises a voltage controlled oscillator, a phase discriminator, a judgment unit and a variable resistor unit, wherein the voltage controlled oscillator is respectively connected with two output terminals of a sampling needle and the variable resistor unit, and outputs a first signal to the phase discriminator, the phase discriminator receives the first signal and a reference signal, and respectively outputs control voltage relevant to the frequency difference value of the first signal and the reference signal to the voltage controlled oscillator and the judgment unit, the judgment unit outputs a control signal to the variable resistor unit according to the control voltage in the calibration state, and the variable resistor unit sets the self resistance value according to the control signal. The invention compensates the capacitance through regulating the resistance value of an oscillator resistor, and realizes the self calibration of the liquid level defection device, and the replacement of the sampling needle by customers is easier.
Owner:SHENZHEN MINDRAY BIO MEDICAL ELECTRONICS CO LTD

On-site automatic welding device and welding method for large pipelines

The invention discloses a one-site automatic welding device and welding method for large pipelines. The automatic welding device comprises a welding supporting frame, wherein two horizontal supportingplates are placed on one side of the welding supporting frame, flush electric pushing rods are installed at the two ends of the top surfaces of the two horizontal supporting plates correspondingly, the four flush electric pushing rods are installed at the four corners of the bottom surface of a flush supporting frame correspondingly, material supporting rods are installed in the two ends of the top surface of the flush supporting frame in an embedded mode, supporting rolling wheels are installed at the bottom ends of the material supporting rods, the bottom surfaces of the supporting rollingwheels make contact with the top surface of the flush supporting frame, lead screw installing grooves are formed in the middles of the top surfaces of the material supporting rods, rotating motors areinstalled in the middles of one ends of the material supporting rods, friction wheels are movably installed at the top ends of sliding frames, and a movable supporting plate is installed at one end of the outer side of the fixing supporting frame in an embedded mode. Through the cooperative use of the flush electric pushing rods, an inclined rolling wheel frame, a welding positioner and a corresponding electric pushing rod, the center lines of the two pipelines are located on the same straight line conveniently, the pipelines can be adjusted and supported, and the working efficiency is improved.
Owner:林进卓

Ballast track laser intelligent track lifting and lining system and construction method

The invention discloses a ballast track laser intelligent track lifting and lining system. The ballast track laser intelligent track lifting and lining system comprises a track lifting and lining tamper (1) and is characterized by further comprising an integrated full-route measurement device, the full-route measurement device comprises a laser transmitting device (4) and an image receiving device (5), the image receiving device (5) is arranged on a front end image receiving trolley (7), and the laser transmitting device (4) is arranged on a laser transmitting movable trolley (2) in a distance. The image receiving device (5) is provided with a two-dimensional automatic tracking mechanism. A construction method includes the steps that route geometrical shape parameters are input, and track lifting and lining are conducted; each time the ballast track laser intelligent track lifting and lining system advances by a set distance, an electrical control system collects front end lifting and lining quantity data, a gva system outputs track lifting and lining quantity data control operation of an operation position, and the gva system feeds back track lifting and lining quantity data of an operation process. By means of the ballast track laser intelligent track lifting and lining system and the construction method, ballast track accurate track lifting and lining measurement workloads are greatly reduced, construction accuracy is improved, the advantages of the full-route measurement system and a large track maintenance machine are given into full play, and the problem of man-made errors occurring in the connection between the measurement procedure and the track lifting and lining construction procedure is thoroughly solved.
Owner:中铁二十二局集团第二工程有限公司 +1

Timed starting system and starting method for automobile air conditioning

The invention discloses a timed starting system and a timed starting method for an automobile air conditioning. The timed starting system comprises an instrument microprocessor, an engine management unit, an air conditioning compressor switch, an air conditioning fan switch and an instrument display screen, and is characterized in that: a clock adjusting button, an air conditioning starting button and an automobile gear input are arranged in the timed starting system of the automobile air conditioning and connected to the instrument microprocessor respectively; and the instrument microprocessor is connected with the engine management unit, the air conditioning compressor switch, the air conditioning fan switch and the instrument display screen respectively. Because the structure and the method are adopted in the invention, the system has the advantages that: 1, the automobile can automatically start the engine and the air conditioning switch according to the preset time so as to realize advanced adjustment of the temperature in the automobile and prevent conventional manual adjustment; 2, because multi-layer judgment is adopted in the program, the system is safe and reliable to use and cannot cause accidents by starting the engine for adjusting the temperature; and 3, the system has low development cost.
Owner:ATECH AUTOMOTIVE WUHU

Circuit board grinding board air drying processing device

InactiveCN105188263AGuarantee the quality of grinding plateShorten the timeInsulating layers/substrates workingMeasurement deviceEngineering
The invention discloses a circuit board grinding board air drying processing device. The circuit board grinding board air drying processing device comprises a frame (1), wherein the frame (1) is provided with a conveying device. The circuit board grinding board air drying processing device is characterized in that, taking the conveying direction of circuit boards as the front direction, the frame (1) is sequentially provided with a pickling device (2), a grinding board device (3), a flushing device (4) and an air drying device (5) from the back to the front, an inlet end of the grinding board device (3) is provided with a circuit board thickness measurement device (6), the circuit board thickness measurement device (6) comprises a thickness measurement rotation shaft (61) and a rotary encoder (62), the air drying device (5) comprises a water absorption sponge roller (51), a water extruding device and an air blowing device (52), the water extruding device comprises an arc-shaped board (53), and a front end of the arc-shaped board (53) bends inwards to form an extruding cylinder (54). The circuit board grinding board air drying processing device has advantages of simple structure, good grinding and brushing effects and high air drying efficiency.
Owner:SICHUAN SHENGDA XINXING ELECTRONICS

Stripping device for cable wiring

The invention discloses a stripping device for cable wiring, which is characterized in that one side of a mounting plate is provided with a fixed shaft, the fixed shaft is provided with a cutting knife, and one side of the cutting knife is provided with a rotating wheel cooperating with the cutting knife; a plurality of blocking rods are arranged on one side of the cutting knife, and shifting rodscorresponding to the blocking rods are arranged on one side of the rotating wheel; a first sliding block is arranged on one side of the supporting table, an L-shaped clamping block is movably connected to the upper portion of the first sliding block through a sliding block, a cylindrical cam is connected to one side of a second motor, a swing arm is arranged on the lower portion of the cylindrical cam, a sector gear is connected to the lower end of the swing arm, and a rack meshed with the sector gear is arranged on the lower portion of the clamping block; and a hydraulic cylinder is arrangedon one side of the third connecting rod. According to the invention, the cutting knife is arranged in the shell, the first sliding block and the clamping block are arranged on one side of the cuttingknife, a cable is inserted into the shell through a cable stripping hole, a cable sheath is cut off under the cutting action of the cutting knife, then the cut cable sheath is pulled out under the action of the clamping block and the first sliding block, and the stability and uniformity of cable stripping are guaranteed.
Owner:STATE GRID SHANDONG ELECTRIC POWER CO PINGYUAN POWER SUPPLY CO

Curly-type electronic nameplate and electronic nameplate display method

The invention discloses a curly-type electronic nameplate, which comprises a sleeve, a control rod arranged in the sleeve and a curly screen arranged in the control rod. The electronic nameplate is characterized in that the upper end of the sleeve is fixedly arranged in a nameplate hole reserved in a conference table; the control rod is provided with a control assembly and a rotating reel. The electronic nameplate further comprises: a rotating scroll used for winding the curled screen; a connecting rod comprising a transverse rod and a longitudinal rod, wherein the transverse rod ascends or descends along with the control rod, so that during use, the longitudinal rod penetrates through a positioning hole formed in the conference table to be exposed out of the conference table top; and a lock catch which is connected with the other side of the curly screen and is buckled with the longitudinal rod of the connecting rod when the curly screen is unfolded so as to position and fix the curlyscreen. The invention further discloses a corresponding method. By means of the curly-type electronic nameplate, the related nameplate content can be efficiently displayed through face recognition, and the space occupied by the desktop is saved by adopting the curly screen design.
Owner:SHENZHEN POWER SUPPLY BUREAU

Threshing and separating device with concave clearance self-exciting adjustment function

PendingCN109566115AReal-time adaptation to the needs of threshing operationsAvoid manual adjustmentThreshersEngineeringMental detachment
The invention discloses a threshing and separating device with a concave clearance self-exciting adjustment function. The device comprises a feeding protection cover, a top cover, a drainage guide plate, a separating concave plate, a separating concave plate self-exciting adjustment mechanism, a threshing concave plate, a threshing concave plate self-exciting adjustment mechanism and a threshing roller, wherein the threshing concave plate and the separating concave plate are arranged side by side in the lower portion of the threshing roller, and the threshing concave plate is arranged closer to the feeding side of the threshing roller; the top cover is arranged at the upper portion of the threshing roller, the feeding protection cover is arranged at the feeding side of the threshing roller, and the drainage guide plate is arranged at the output side of the threshing roller; the threshing concave plate self-exciting adjustment mechanism is arranged between the threshing concave plate and the top cover, and the separating concave plate self-exciting adjustment mechanism is arranged between the separating concave plate and the top cover. The threshing and separating device with the concave clearance self-exciting adjustment function has the advantages that the structure is compact and reasonable, the work is stable and reliable, the detachment is convenient, threshing is low in injuries, and blocking is prevented.
Owner:CHINA AGRI UNIV

Testing robot, elevator testing method, apparatus, and system, and computer device

The application relates to a testing robot, an elevator testing method, apparatus, and system, a computer device, and a storage medium. The testing robot comprises a robot controller and a data collector, wherein the robot controller is used for receiving an elevator testing instruction sent by a testing server, and determining a target load value of an elevator and a target testing floor according to the elevator test instruction; adjusting a water amount of a built-in loading water tank of the testing robot by a prearranged water supply and drainage apparatus, so that a current load value ofthe elevator carrying the testing robot is matched with the target load value; and sending an elevator calling request to an elevator controller, and triggering the elevator controller to control theelevator to transport the testing robot to the target testing floor; and the data collector is used for collecting operating data about that the elevator transports the testing robot to the target testing floor, so as to test the elevator. In the application, the current load value of the elevator is adjusted by the loading water tank; a safety risk brought about by adjusting a load value by labor is avoided; meanwhile, the elevator testing can be uninterrupted without the participation of the labor; and the efficiency of the elevator testing is improved.
Owner:HITACHI BUILDING TECH GUANGZHOU CO LTD

Logistics storage remote monitoring device based on Internet of Things

The invention discloses a logistics storage remote monitoring device based on the Internet of Things and belongs to the technical field of storage logistics remote monitoring. The logistics storage monitoring system comprises a mounting frame, a rotary camera, a client, a server and a monitoring management system; the surface of the mounting frame is fixedly connected with the bottom of the rotarycamera through bolts; the client is in bidirectional connection with the server through the Ethernet. According to the logistics storage remote monitoring device based on the Internet of Things, linetracking is performed with orders, so that goods on each order can be transported under monitoring; viewing angle blind areas can be avoided; great guarantee is brought to later searching of reasonsfor goods damage; and the transportation safety of the goods is effectively guaranteed. According to the prior art, an existing monitoring device cannot track and monitor goods, and as a result, oncethe goods go wrong, related personnel need to continuously find clues from videos, such a means is complex, operation is inconvenient, and searching efficiency is greatly influenced. With the device adopted, the problems in the prior art can be solved.
Owner:安徽融易供应链管理有限公司

Polishing machine tool for building material processing

The invention discloses a polishing machine tool for building material processing, and relates to the technical field of building material processing equipment. The polishing machine tool for building material processing comprises a working table, a supporting table and a polishing device, the polishing device is in sliding fit with the working table, and a main adjusting shaft set and an auxiliary adjusting shaft set are arranged in the working table and are in linkage with each other. A polishing frame and a grinding frame are arranged in the polishing device and matched with each other. According to the polishing machine tool for building material processing, by arranging the main adjusting shaft set and the auxiliary adjusting shaft set and utilizing the linkage transmission relation, two fastening clamping plates can flexibly adjust, clamp and fix a to-be-polished plate; an electric guide rod is arranged and is electrically matched with a pressure sensor and a magnetic block, so that the electric guide rod is electrified to form an electrostatic field and a magnetic field after a plate is mounted and fixed, and sweeps are adsorbed and fixed; and by arranging the grinding frame and the polishing frame and enabling a polishing abrasion wheel to be located on the rear side of a grinding abrasion wheel, the two steps can be conducted at the same time, working hours are shortened, and working efficiency is improved.
Owner:重庆仟知佳科技有限公司
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