49results about How to "Convenient mobile positioning" patented technology

The invention discloses a cleaning head device and an on-line cleaning robot of a condenser. The cleaning head device comprises a cleaning nozzle, a mechanical arm connecting device, an elastic reset device, a front electrifying solenoid and a rear electrifying solenoid, wherein the cleaning nozzle is hollow and is tubular, the mechanical arm connecting device comprises a front structural part, a rear structural part and a connecting plate, the cleaning nozzle is sleeved with both the front structural part and the rear structural part, the front structural part and the rear structural part are connected through the connecting plate, the cleaning nozzle is sleeved with both the front electrifying solenoid and the rear electrifying solenoid, the front electrifying solenoid and the rear electrifying solenoid are located between the front structural part and the rear structural part, the rear electrifying solenoid is fixedly connected with the rear structural part, the front electrifying solenoid is fixedly connected with the cleaning nozzle, the elastic reset device is arranged between the front electrifying solenoid and the front structural part, and a sealing gasket is arranged on the front end face of the cleaning nozzle. The cleaning robot is arranged in a water chamber of the condenser and comprises the cleaning head device, a mechanical arm, a connecting pipe and a booster pump. The on-line cleaning robot of the condenser is simple in structure, convenient to install and use, and low in maintenance cost.

The invention discloses a special supporting arm device for neurosurgical operation. The special supporting arm comprises a main rod, wherein a main-rod shell cover is sheathed at the middle part of the main rod; the bottom part of the main rod is matched with a roller chassis; a lifting and pulling rod is hinged on the main-rod shell cover and is connected with the roller chassis by a first connecting rod and a second connecting rod; a group of roller chassis buttons are arranged at the upper part of the main rod and are matched with a chassis positioning button by a third connecting rod; a sleeve is arranged at the upper part of the main rod; a fixed clamp is arranged at one side of the sleeve; a lifting rod is arranged in the sleeve; a longitudinal sliding frame is arranged at the upper part of the lifting rod; a horizontal sliding frame is arranged at the upper part of the longitudinal sliding frame; a group of supporting arm bases are arranged on the horizontal sliding frame in a sliding manner and are provided with supporting arm frames. The special supporting arm device disclosed by the invention has the advantages that both movement and positioning are convenient, the operation is simple, and the fixing function is achieved; the supporting arm frames can be flexibly moved and positioned, so that good supporting condition is provided for operation.

The invention relates to an indoor and outdoor positioning and navigation system and method. The indoor and outdoor positioning and navigation system comprises a terminal board card, a transmission device and a server, wherein the terminal board card acquires angular velocity data, acceleration data and geomagnetic data, and a satellite signal as well, conducts differential positioning on the satellite signal to obtain differential positioning data. The angular velocity data, the acceleration data, the geomagnetic data and the differential positioning data are transmitted to the server throughthe transmission device and are stored. The server acquires indoor accurate position information and outdoor positioning information. Map information is acquired and combined with the indoor accurateposition information and the outdoor positioning information to obtain positioning map information which is transmitted to the terminal board card to be displayed through the transmission device. Compared with the prior art, the indoor and outdoor positioning and navigation system transmits angular velocity data, the acceleration data, the geomagnetic data and the differential positioning data through the transmission device to the server for matching, thereby realizing accurate positioning, facilitating using by workers, and preventing course drift.

The invention discloses a power cabinet capable of preventing incoming lines from being wound. The power cabinet comprises a base and a box door, and a wire conveying hole is formed in the top of thebase, wherein supporting frames are fixed to the top of the base, a transverse supporting rod is fixed between the supporting frames, a first sliding groove is formed in one side of the transverse supporting rod, a first sliding block is embedded in the first sliding groove in a pinching mode, a connecting rod is fixed to one side of the first sliding block, and a second sliding groove is formed in one side of the connecting rod. According to the power cabinet capable of preventing the incoming lines from being wound, power lines are inserted into the box body through a line transmission hole;when the power lines are inserted into the box body, the power lines can be pulled to be in butt joint with bunching blocks. When the power lines are in butt joint with the bunching blocks, the powerlines can be pressed to extrude the bunching blocks, the bunching blocks can deform through hard plastic materials of the bunching blocks when being extruded, the bunching blocks can reset when the power lines are extruded into the bunching blocks, the power lines can be fixed after the bunching blocks are reset, and the mutual winding of the power lines is avoided conveniently.

The invention relates to the technical field of printed circuit board production. A printed circuit board circular bead treatment device comprises a circular bead treatment support, a circular bead treatment horizontal drive assembly, a circular bead treatment lifting drive assembly, a circular bead treatment front and back drive assembly and two circular bead treatment assemblies. The printed circuit board circular bead treatment device has the advantages that automatic adjusting moving in various directions is achieved, and the circular bead treatment efficiency and the circular bead treatment quality are conveniently improved.

The invention belongs to the technical field of rubber internal mixers, and discloses an internal mixer device for rubber processing. The device comprises a longitudinal beam; a cross beam is arranged at the side end of the longitudinal beam; a motor is arranged at one end of the cross beam; a main shaft is arranged at the output end of the motor; the main shaft penetrates through the cross beam; a worm is arranged on the peripheral side surface of the main shaft; umbrella-shaped turbines are meshed with the two ends of the worm; a rotating shaft is arranged in each umbrella-shaped turbine; gears are arranged on the peripheral side faces of the ends, away from the umbrella-shaped turbines, of the rotating shafts; toothed plates are meshed with one sides of the gears; lifting blocks are arranged on the sides, away from the gears, of the toothed plates; a lifting plate is arranged at the bottoms of the lifting blocks; a connecting cylinder is arranged at the bottom of the lifting plate; and the interior of the connecting cylinder is in threaded connection with a threaded column. According to the internal mixer device for rubber processing, by means of the gravity effect of a top peg in an internal mixer, a pressure sensor is extruded to control starting and pausing of the motor and a regulator, so that coarse adjustment and fine adjustment are conducted on the levelness of the internal mixer, the adjustment precision is high, detection is efficient and accurate, and time and labor are saved.

The invention discloses a multifunctional V-belt torque fatigue testing machine and belongs to the field of testing equipment. The multifunctional V-belt torque fatigue testing machine consists of a 22Kw variable frequency motor, a 30Kw direct current motor, check belt wheels, a first pressure belt wheel, a second pressure belt wheel, a driving wheel, a driven wheel, a check belt, a displacement sensor, a torque sensor, a weight, an upper linear guide rail, a lower linear guide rail, linear bearings, guide rail brackets, a transmission wheel group, an electric control cabinet, vertical guide rails, a suspension motor bracket, a machine body, a guide wheel and an electric heating constant temperature box. A testing process is controlled and calculated by a computer; a frequency converter and a direct current controller are respectively driven by a master motor and a slave motor for speed regulation; a testing specification meets using requirements for two-wheel tests and four-wheel reversed bending tests in a GB/T12735-91 V-belt fatigue testing method for agricultural machinery and relevant transmission belt two-wheel torque fatigue tests specified in standards.

The invention discloses a granulating device for producing zinc oxide particles. The granulating device comprises a fixed cross beam, wherein a slide rail is arranged on the bottom surface of the fixed cross beam, an air cylinder is installed above the fixed cross beam, a slide block is installed on the slide rail, a press board is fixed at one end of a guide rod, a granulating board is provided with a round hole, the granulating board is tightly connected with a granulating cylinder through a rotating connection ring, the granulating cylinder is internally provided with a vibration sieve board, the vibration sieve board is connected with a vibration motor through a rotating main shaft, a filter screen is arranged below the vibration sieve board, a material discharge tube is installed below the filter screen, upright columns are fixed at the bottom of the fixed cross beam, a transmission mechanism is arranged between the upright columns, and the transmission mechanism is internally provided with a transmission wheel. Due to arrangement of the air cylinder, a positioner, the transmission mechanism, the vibration sieve board and the filter screen, problems of uneven granulated particles, failure in accurate positioning and low transportation efficiency of existing granulating devices are solved.

The invention relates to the technical field of PCB processing, and discloses a conveying connection device for PCB automatic processing and a method of conveying PCBs. The conveying connection devicefor PCB automatic processing comprises a horizontal conveying support, a horizontal conveying cylinder, a horizontal conveying plate, a lifting suction moving cylinder, a lifting suction moving plate, multiple chip suction plates, a linear conveying support and a single-sheet conveying assembly. The horizontal conveying plate is connected with a moving portion of the horizontal conveying cylinderand arranged on the horizontal conveying support through a horizontal conveying sliding rail. The lifting suction moving plate is connected with a moving portion of the lifting suction moving cylinder. The feeding end of the linear conveying support is connected with the discharging end of the horizontal conveying support. The single-sheet conveying assembly and the linear conveying support cooperate with each other to convert multi-sheet conveying operation into single-sheet conveying operation. The conveying connection device for PCB automatic processing has the advantages that the conveying efficiency is improved, the continuity of a whole processing production line is improved, and the processing quality is improved.

The invention discloses a geometry chessboard used for mathematics teaching, comprising a chessboard platform, a positioning layer (hole), a movable column, cords, movable clamps, marking sheets, a cord fastener, thin and straight rods, and a geometry die sheet. According to actual requirements of a geometry question, different components are selected to construct a required geometric graph, wherein the movable column is fixed on the chessboard platform through the positioning layer (hole); the movable clamps and the cord fastener are used for fixing the cords used for fixing a graph; the thin and straight rods are used for connecting lines; the marking sheets are used for calibrating geometric points; the geometry die sheet is used for constructing corresponding geometric graphs. The geometry chessboard can construct planer, three-dimensional and analytic geometric graphs, and plot graphs to help resolving geometry test questions in books, exercises, examinations and even in the college entrance examination.

The invention relates to an embedded sound shielding and directional transmission integrated device for an indoor meeting place, which comprises a bearing base, a swing mechanism, an operation box, adistance measuring device, a sound sensor, a noise sensor and a control circuit, and is characterized in that the cross section of the bearing base is of a U-shaped groove-shaped structure, and the operation box is embedded in the bearing base; the operation box is hinged to the bearing base through a swing mechanism, the swing mechanism and the bearing base are coaxially distributed and can rotate within the range of 0-350 degrees, the operation box comprises a bearing groove, a protective back plate, a protective net plate, a partition plate, a sound guide cone, a directional loudspeaker andelastic silencing cotton, and the distance measuring device, the sound sensor and the noise sensor are embedded in the front end face of the top of the bearing base. On one hand, the capacity of resisting external force impact, dust, liquid and other pollutants can be effectively improved, and on the other hand, the operation power can be flexibly adjusted according to the distance of sound propagation operation, and environmental noise is shielded.

The invention discloses a click disassembling trolley with a height-adjustable workbench through a screw, and relates to the technical field of ship manufacturing equipment. The click disassembling trolley comprises a trolley bottom plate, wherein universal hand-push wheels are arranged at the bottom end of the trolley bottom plate, and a supporting rod is connected to one side of the top end of the trolley bottom plate; and a hand-push rod is connected to the top end of the supporting rod, a door-type frame is arranged at the top end of the trolley bottom plate, channel steel is arranged on the two sides of the interior of the door-type frame, and the screw is connected to the interior of the door-type frame. According to the click disassembling trolley, a hand wheel, bearings, the workbench, the channel steel, the door-type frame, the universal hand-push wheels, the hand-push rod, triangular plate reinforcing ribs, the trolley bottom plate, a first bearing set, the screw, the supporting rod, a second bearing set and a nut are arranged, so that the characteristics of being simple in structure, simple to machine and manufacture, low in manufacturing cost, convenient to operate andthe like are achieved, the labor intensity of operators is obviously reduced, the working efficiency and the construction quality are improved, and the cost for installing a propeller is further reduced.

The invention belongs to the technical field of engineering testing, and particularly relates to a bending test device and a using method. The bending test device comprises a base, a machine frame, alinear guide rail, a first workpiece placing platform, a second workpiece placing platform and a platform position adjusting mechanism, the platform position adjusting mechanism comprises a hand wheel, a bearing, a bearing seat, a fixing clamp and a ball screw, and the machine frame is fixedly installed on the base. The linear guide rail is fixedly arranged on the machine frame, and the first workpiece placing platform and the second workpiece placing platform are respectively connected with the ball screw and are arranged on the linear guide rail in a sliding way. The distance between the twomovable workpiece placing platforms is adjusted through the platform position adjusting mechanism so as to adapt to bending test operation of different workpieces, and the device is simple in structure and stable and reliable in operation.