79results about How to "Arbitrary placement" patented technology

The invention relates to a vehicle / vehicle flow detection method based on a three-axis magnetoresistive sensor, comprising the following steps: calibrating or calibrating the three-axis magnetoresistance sensor; obtaining the environmental magnetic field strength when there is no car, and obtaining the magnetic field strength when there is a car passing by; using Kaiser The FIR filter is designed to filter the measured magnetic field strength data to obtain the data sequence; the data sequence is binarized; whether there is a car is judged; when there is no car, interference is judged; when there is a car, interference is judged; the vehicle leaves the judgment; after the vehicle is judged The software forcibly resets the three-axis magnetoresistive sensor. It is characterized in that the method integrates the three-axis magnetic field information, which can fully reflect the disturbance information of the geomagnetic field when the vehicle passes by, the sensor can be placed arbitrarily, and the software reset method can effectively overcome the signal drift of the magnetic resistance sensor generated when the vehicle passes continuously Problems, through the judgment of vehicle entry, interference, and vehicle departure, it can ensure high detection accuracy and strong anti-interference ability. This method is easy to implement and is suitable for vehicle / traffic flow detection on traffic roads, bridges, squares, tunnels, etc. It can also be used in Vehicle detection in the parking lot for intelligent management.

A projection keyboard real time dynamic automation calibration method relates to a projection keyboard automation calibration method, and aims to solve the problems that an existing calibration method is large in calibration errors; the method comprises the following steps: using an identification camera to take a LED calibration board image, and calculating an internal parameter matrix of the camera and a distortion coefficient of a distortion model; projecting the projection keyboard on a movable plane, calibrating the relative position relation between the camera and the projection keyboard in real time, and calculating image coordinates of calibration reference points; using the projection keyboard to calculate the relative position relation between the camera and the projection keyboard and determining world coordinates of the calibration reference points; building a transformation equation of the reference points transforming from the camera coordinates to the world coordinate system according to a projection transformation relation, thus obtaining a projection transformation matrix; calculating world system coordinates of each button according to the projection keyboard sizes and the calibration reference point world coordinate system. The method is applied to the projection keyboard automation calibration.

The invention discloses a display system as well as a Bluetooth audio playing method and device of the display system. The display system comprises an image processing system, a display screen and a Bluetooth processing system, wherein the image processing system comprises a plurality of signal input channels, which are respectively used for processing input information of a corresponding interface and outputting audio information and / or image information; the display screen is used for outputting an image according to the received image information; the Bluetooth processing system is used for switching the image processing system to one of the signal input channels, capturing the current audio information and / or image information, which is switched to the signal input channel to output, outputting the image information to the display screen, converting the audio information to a Bluetooth signal and outputting the Bluetooth signal. According to the method provided by the invention, application of a Bluetooth technology to the display system, in particular to a smart TV, is implemented, so that the smart TV can utilize Bluetooth audio playing equipment, and thus the user experience is improved.

The invention relates to a freely adjusted electromagnetic adsorption-type flexible bed-jig structure, comprising a bed-jig base (1), a lower spiral tube (2), a first connection ear (3), an upper spiral tube (4), a protective flange (5), a current controller (6), a wire (7), a full-angle rotation head (8), an electromagnetic-type backing plate with radian (9), a second connection ear (3), a lateral support rod (11) and a base reinforcing rib (12). According to the requirements of body section, the electromagnetic-type backing plates with radian (9) with different curvatures are designed and generated; the connection of the electromagnetic-type backing plates with radian (9) and the segment is adsorbed on the segmented body through the electromagnetic effect; the direction of the electromagnetic-type backing plate with radian (9) is controlled by a full-angle rotary head (8); the micro-macro adjustment of the bed-jig height is finished through the threaded connection of the lower spiral tube (2) and the upper spiral tube (4); and the arrangement number of the bed jigs is set according to the segmented weight and the bed-jig strength.

The invention relates to a passive wireless thermal power plant wall temperature measurement system powered by a temperature difference module. The technical scheme is that the electric energy of a temperature difference power generation module is connected with a boosting module, the boosting module is connected with a power management module, an output end of the power management module is respectively connected with an input end of a rechargeable lithium battery, a power supply input end of a microprocessor and the power supply input end of a temperature sensor, the output end of the rechargeable lithium battery is respectively connected with the power supply input end of the microprocessor and the power supply input end of the temperature sensor, and a signal output end of the temperature sensor is connected with a signal input end of the microprocessor. According to the passive wireless thermal power plant wall temperature measurement system provided by the invention, the thermalenergy is directly converted into the electric energy to supply power to the microprocessor and the temperature sensor through the temperature difference power generation module without the steps of inversion, rectification and the like, thereby greatly reducing the temperature measurement wiring number and distance; and the signal transmission and reception of a micro-processing and distributed control system by using the ZigBee wireless transmission technology, so that the response speed is high, the power consumption is low, the transmission distance is large, and the flexibility is high.

In the remotely-controlled intelligent security and protection device provided in the invention, a mobile object detecting technology is integrated with a short message and multimedia message service platform of a communication operator; during detection and alarm, the short message platform is used to timely and rapidly send information to a user and a third party security company, and simultaneously detected pictures are snapshotted and the detected pictures are sent through the multimedia message service platform. The intelligent security and protection device is a security and protection product, can provide a wide and enforceable value added service for the communication operator and can provide binding with a third party security service mechanism. A security service tool is provided for the third party security service. A price of the intelligent security and protection device is low. The device can perform real-time monitoring and remote control. Covertness is strong and an application scope is wide. Man-machine conversation can be realized. It is easy for data storage and reading. The device can be widely used in daily production and lives and a new direction for the communication service is opened up.

The invention relates to a thing internet-based intelligent sound box, which comprises a wireless fidelity (Wi-Fi) gain antenna, a Wi-Fi transmission module, a 32-bit 12-thread multifunctional central processing unit and at least sound box device, wherein the Wi-Fi gain antenna is used for dual-way receiving and sending of a Wi-Fi signal with a gateway or a router of an external thing internet, sending an external signal to the Wi-Fi transmission module and receiving a feedback signal from the Wi-Fi transmission module; the Wi-Fi transmission module is used for transmitting the signal received by the Wi-Fi gain antenna to the 32-bit 12-thread multifunctional central processing unit for processing and transmitting the feedback signal from the 32-bit 12-thread multifunctional central processing unit to the Wi-Fi gain antenna; the 32-bit 12-thread multifunctional central processing unit is used for discovering various sound box devices and controlling and managing media; and the at least one sound box device receives the control and management of the 32-bit 12-thread multifunctional central processing unit through a corresponding audio digital-to-analog converter and a power amplifier so as to access the external thing internet.

The invention discloses a symmetrical deflection type double-bridge crane. The symmetrical deflection type double-bridge crane comprises a supporting frame, a traveling mechanism, a longitudinal moving frame, two transverse deflection beams and a plurality of storage boxes. The supporting frame serves as a bracket of the whole crane; the traveling mechanism is used for driving the supporting frameto travel on the ground; the longitudinal moving frame is a quadrilateral frame, the quadrilateral frame is mounted on the supporting frame through lifting devices, the two transverse deflection beams are mounted on the quadrilateral frame through a longitudinal horizontal-moving device, and the longitudinal horizontal-moving device drives the transverse deflection beams to move in the longitudinal direction of the quadrilateral frame; and the storage boxes are used for rising and falling along with the lifting devices to hook box bodies serving as cargos and mounted on the two transverse deflection beams through transverse horizontal-moving devices, and through the lifting devices, the transverse horizontal-moving devices and the longitudinal horizontal-moving device, the storage boxes can move in the space area where the supporting frame is located so as to complete hoisting of the cargos. The symmetrical deflection type double-bridge crane is simple in structure, a plurality of targets can be hoisted and placed through the single stroke, and the carrying efficiency is high.

The invention provides a wheat ear length measuring method based on machine vision. The wheat ear length measuring method designs a 150mm * 150mm objective table, wherein a white backlight source is arranged below the objective table, and an industrial camera is arranged above the objective table; and during measurement, the backlight source is turned on, wheat ears are placed on the objective table in any direction, and the industrial camera shoots wheat ear pictures, and the length of the wheat ears is calculated through image processing. For the wheat ear length measuring method, camera calibration is not needed, and wheat ears can be placed at will, and the length of the wheat ears is very convenient to measure.

The invention discloses an electronic control X-type lift platform comprising an X-type support formed by the pin joint of a first supporting rod and a second supporting rod, a putting plate arranged on the upper part of the X-type support, and a linear motor and a bottom plate which are arranged on the bottom of the X-type support, wherein the lower end of the first supporting rod of the X-type support is pivotally connected with the bottom plate, and the lower end of the second supporting rod is pivotally connected with a sliding part of the linear motor. When the linear motor works, the sliding part drives the X-type support to be stretched or furled, and then the lifting of the platform is controlled; the electronic control X-type lift platform has flexible and convenient use, thereby facilitating the up and down regulation of the position of production equipment or detection equipment.

The invention provides an underground self-charging power supply, which comprises a tube body. The tube body is divided into a middle fluid flow passage and an outer cavity positioned on the periphery of the fluid flow passage. An impeller part is arranged on the inner wall of the fluid flow passage, and comprises an impeller protection block, an impeller and two flow passages. An impeller cavity is formed in the impeller protection block and used for arranging the impeller. The two flow passages are communicated with the impeller cavity and used for injecting and discharging a fluid to propel the impeller to rotate. A charging part comprises a generator stator, a generator rotor, a charging circuit and a charging battery. The generator rotor is connected with the impeller by a shaft and rotates along with the impeller. The generator stator is fixedly arranged corresponding to the generator rotor and electrically connected with the charging circuit. The charging circuit is connected with the charging battery. The underground self-charging power supply is used for supplying power to underground intelligent equipment of oil and gas wells.

The invention discloses a grabbing attitude estimation method based on image instance segmentation and a point cloud PCA algorithm, and the method comprises the following steps: S1, collecting the image data of a grabbed object, and obtaining an RGB image and a depth image; S2, segmenting the acquired data by adopting a point cloud segmentation algorithm based on a Mask R-CNN; S3, performing point cloud denoising filtering on the segmented data; S4, calculating a homogeneous coordinate matrix for the denoised and filtered data through a point cloud PCA algorithm, and obtaining a grabbing pose. The method has the advantages of being small in calculation amount, high in stability and insensitive to the environment, objects placed at any position in the space can be grabbed, and the grabbing accuracy is greatly improved.

The invention relates to the field of automatic control and in particular relates to a self-driven intelligent garage control system and a design method. The control system comprises a PLC main control board, a main switch, a power source identification component, a vehicle parking / pick-up signal identification component, a vehicle / tray position identification component, an electro-hydraulic directional control valve, a vehicle parking / pick-up in place indicating component, a protection control component and an emergency alarm component; the design method for the program includes the followingsteps a user selecting a vehicle parking / pick-up function, vehicle parking / pick-up states are identified via the system, modular control is exerted according to different states, a vehicle parking / pick-up in position indicating program is run, and a safety protection program is run. Implementation processes of self-driven intelligent garage control system and the design method disclosed in the invention are as follows: when a vehicle enters a garage, wheels drive a friction wheel to provide power, the control system recognizes power input and the control program is automatically turned on, the state of the vehicle is detected through a limit switch and a photoelectric opening, a corresponding program is run according to a state module, PLC control is adopted, and high system reliability and strong anti-interference ability can be realized.

The invention discloses an image mapping conversion method based on a multiple lenses and multiple sensors and a device. The device comprises a lens group, a sensor module and an image processing module; the image processing module comprises a data interface, projection conversion modules and a global control module; the lens group comprises at least one lens; the sensor module is used for converting an optical signal reflected by an object to an electric signal; the data interface is used for transmitting the data of at least one lens to the projection conversion module or converting the data of all lenses to an unified clock domain; the projection conversion module is used for processing the data of at least one lens and the sensor; the global control module is used for performing global control processing on the projection conversion modules. The image mapping conversion disclosed by the invention comprises an image conversion and an image mapping, simplifies the complexity of the conversion and mapping, reduces the operation quantity, improves the timeliness and reduces the power loss. Besides, the invention simultaneously process mapping and conversion of multiple lenses and supports the data reuse processing of multiple imaging units.

The invention discloses a bedside cupboard special for a surgical ward, and belongs to the field of medical care. The bedside cupboard special for the surgical ward comprises a bedside cupboard body,and a storage groove, a first drawer and a second drawer are formed in the bedside cupboard from top to bottom in sequence; a pair of first fixing blocks are fixedly connected to the upper end of theright side of the bedside cupboard body, and a first rotary shaft is rotatably connected between the first fixing blocks; a first supporting plate is fixedly connected to the circumference of the outer surface of the first rotary shaft, a pair of second fixing blocks are fixedly connected to the lower end of the first supporting plate, and a second rotary shaft is rotatably connected between the second fixing blocks; a first telescopic rod is fixedly connected to the lower end of the second rotary shaft, a second telescopic rod is fixedly connected to the upper end of the bedside cupboard body, and a bearing is fixedly connected to the upper end of the second telescopic rod; a third rotary shaft is rotatably connected to the upper end of the bearing, and a second supporting plate is fixedly connected to the upper end of the third rotary shaft. The bedside cupboard can be adjusted to multiple sections, so that the area of the upper end of the bedside cupboard is increased; after the bedside cupboard is adjusted, storage is facilitated, and convenience is brought to a patient having difficulty in moving.

The invention discloses a processing method of a high-reflection-rate glass lens. The processing method comprises the following steps of 1, cutting, a plate material is cut by using a cutting machine;2, forming, forming is carried out through a forming machine; 3, performing fine carving, after the shape is formed, an angle is engraved according to a jig; 4, polishing, a rough surface is polishedat one time; 5, secondary polishing, secondary polishing is carried out to form a mirror surface; 6, clearing, polishing powder on the surface of the polished lens is clearing away, and sub-gram is prevented; 7, checking the appearance, the appearance and the surface are detected by using lamplight; 8, measuring, the size is detected through referring a drawing paper; and 9, the finished productis put into a storage. According to the processing method, a corresponding to-be-detected product can be prevented from being excavated and cut out in a regular rectangle, various shapes can be achieved, and any of angle adjustment can be achieved, so that the visible light can be well displayed on the lens under the condition that an angle exists.

The invention relates to an intelligent power-supply control device and an operating method thereof, which are suitable to be applied to the intelligent control and energy-saving technique for office appliances and home appliances. The device comprises an alternating-current power supply circuit, a power supply startup circuit, a direct-current voltage-stabilizing circuit, a startup control circuit, a current detection circuit and a fax-machine start-up circuit; the device can automatically complete a right on / off order of a host of a computer and external devices of the computer, thereby avoiding the occurrence of a situation that the host of the computer is damaged or data is lost caused by an impulse current generated when the external devices of the computer are turned on and off; the fax-machine startup circuit can automatically start a power supply of a fax machine in the process of receiving / sending faxes, thereby solving the problem that the fax machine is electrified and in a standby waiting state in the whole day; and the device has master control startup, self-control startup and fax-machines startup functions, thereby facilitating the selection of number, type and operating mode of application equipment; and through the setting of intelligent control with master control detection and self-control detection functions, the standby power losses of office appliances, home appliances and the device are equal to zero.

The invention discloses a flexible displacement transmitting mechanism which is suitable for hydraulic, pneumatic and electromechanical control systems. The flexible displacement transmitting mechanism comprises a displacement signal detecting end, a flexible body, a rigid guide pipe and a displacement signal generating end, wherein the flexible body is arranged in the guide pipe, one end of the flexible body is connected with the displacement signal detection end, the other end of the flexible body is connected with the displacement signal generating end, the displacement signal detection end comprises a displacement identification body and a sliding sleeve, the displacement identification body slides along the sliding sleeve, one end of the flexible body is fixed to the displacement identification body, the displacement signal generating end comprises a push rod installation base and a push rod, the other end of the flexible body is fixed at one end of the push rod, the push rod is arranged in the push rod installation base and moves along the push rod installation base, and the displacement delta of the push rod and the displacement delta of the displacement identification body at the displacement signal detecting end are generated synchronously and are equal. The flexible displacement transmitting mechanism has the advantages that machining is simple, materials can be obtained conveniently, the application range is wide, and the cost performance is high.

The invention provides an electric fan, which mainly consists of a base, an upright tube, a lifting regulation and electric control device, an annular knob switch, an annular halo indicator light, an electromotor, a fan blade, a transmission used for a rotary air director, the rotary air director and a safety shield, wherein the annular knob switch can rotate within 360 degrees left and right. The electric fan disclosed by the invention adopts a mode that the fan blade upwards or downwards blows, airflow enters from bottom or top by the air director and rotation and is blown out in a rotating mode at an angle of 360 degrees to the periphery to form rotary airflow, blown air enables people to feel comfortable, rotary airflow can be formed in indoor space without shaking the head, the periphery of the fan can be blown so as to achieve a purpose of further blowing at an angle of 360 degrees, the electric fan can be arranged at will without distinguishing front and back, and the watching focuses at the angle of 360 degrees at the periphery are the same.

The invention discloses chopsticks provided with stands, comprising chopstick rods and stands, wherein each chopstick rod is provided with scale marks, the stand is a rubber ring, the center of the rubber ring is provided with a round hole, and the chopstick rod is sheathed on the round hole of the rubber ring. The rubber ring sheathed on the chopstick rod is utilized to suspend the front end of the chopstick rod, the rubber ring is taken as the stand to be sheathed on the chopstick rod and can be placed at will, thus avoiding trouble of placement; the rubber ring can be dismounted at any time, and the cleaning is simpler; and the rubber ring binds a pair of chopstick rods together, the clearing is simple, and no loss can be caused, thus avoiding trouble of looking about the chopstick stand.

The invention discloses a pure electric intelligently controlled food machine. The pure electric intelligently controlled food machine comprises a feeding funnel and a circuit, wherein the feeding funnel is internally and movably connected with a feeding roller connected with a filling motor, the bottom end of the feeding funnel is movably connected with a pastry tip, a frame is movably arranged under the pastry tip, the two ends of the frame are movably provided with conveyer belts connected with a conveying motor, the bottom of the frame is fixedly connected with two screw rods, and the screw rods are connected with a translation motor and a lifting motor respectively; the circuit is internally in series connection with a fan, a servo power contactor, a PLC, a power box and a touch screen. The pure electric intelligently controlled food machine has the advantages that the brand new motor is adopted to achieve the operation, so that the food machine is small in size and has many flower forms, the noise is small, the reaction is quick, the operation is simple, the production efficiency is high, the food machine can be placed arbitrarily, the operation of various motors is controlled by controlling a chip so that the motors can run according to programs, and the pastry tip can squeeze out the flower forms of different stereo shapes.

The invention provides a self-tensioning dragging device comprising a drive mechanism, a self-tensioning balance mechanism and a traction executing mechanism. The drive mechanism comprises a motor, a speed reducer and a dragging mechanism. The self-tensioning balance mechanism comprises a balance shaft with balance guide wheels, a first tensioning guide wheel and a second tensioning wheel, wherein the balance shaft can make linear motion in a linear track between the first tensioning guide wheel and the second tensioning guide wheel. The traction executing mechanism has a bearing connector. A steel wire rope from the dragging mechanism rounds the first tensioning guide wheel and a corresponding balance guide wheel on the balance shaft and enters the traction executing mechanism, and a steel wire rope from the traction executing mechanism is wound to the dragging mechanism after passing the second tensioning wheel and a corresponding balance guide wheel on the balance shaft, so that a closed loop of steel wire ropes; the steel wire rope from the dragging mechanism and the steel wire rope from the traction executing mechanism are wound around the opposite outer peripheral sides of the corresponding balance guide wheels.

The invention relates to a variable-angle range finder. The variable-angle range finder comprises a measuring support rod, a first laser emitter, a second laser emitter, a double-axis tilt angle sensor, a controller and a display device, wherein a fixed block fixedly sleeves one end of the measuring support rod, and the first laser emitter is rotatably connected with the fixed block through a first rotating mechanism; a sliding block slidably sleeves a rod body of the measuring support rod, the second laser emitter is rotatably connected with the sliding block through a second rotating mechanism, and the double-axis tilt angle sensor is fixedly connected with the second laser emitter; an input end of the controller is electrically connected with the double-axis tilt angle sensor and is used for receiving an electric signal of an angle acquired by the double-axis tilt angle sensor; and the display device is electrically connected with an output end of the controller.

The invention relates to a power control device and a working method thereof, which are applicable to power control of office appliances and household appliances and an electricity-saving technology. The power control device comprises a device body, a wire-controlled remote controller and a control circuit, wherein the device body comprises a startup pushbutton, a main control power socket, a controlled power socket and the control circuit; and the control circuit comprises an alternating current power circuit, a direct current stabilized power circuit, a power storage conversion circuit, a pulse power circuit, an infrared receiver circuit, a power startup control circuit and an alternating current detection circuit. The power control device can automatically cut off power of a mainframe and peripheral devices of a computer after shutdown of the computer, can automatically switch off power supply switches of a television and a set-top box after watching a television program and shutting down the television by a remote controller; can automatically switch off a power supply switch of an air conditioner after shutting down the air conditioner by a remote air conditioner controller, and can enable standby power consumption of the office appliances and the household appliances and the device itself to be zero, thus eliminating the standby power consumption and saving electrical energy.

The present invention relates to a fully automatic visual three-axis motion platform control system which is formed by a visual positioning system and a motion control system. The hardware of the visual positioning system comprises a camera, an LED light source, an image collection card and a control cabinet. The motion control system comprises a motion control card and a three-axis motion platform. The control cabinet is connected to the image collection card, the motion control card, the camera, the light source and the three-axis motion platform. According to the control system, the inherent characteristic of the product is obtained through the visual positioning system, the coordinate information of each time of positioning is transmitted to the three-axis motion platform, and the no deviation of the position of each time of glue gun smearing or the cutting position of a laser cutter is ensured. According to the system, the use of a clamp is not needed, the system can be placed arbitrarily, the hardware fixed assistance is not needed, the existing production process flow is changed, the labor cost is saved, and the production efficiency is improved.

The invention discloses a horizontal cigarette dustless smoke purifier which comprises a main body upper cover, an accommodation cavity and an electric control shell base, wherein a main body front cover and a main body rear cover are arranged at both ends of the main body upper cover; a cigarette insert hole and a clamping mechanism are arranged on the main body front cover; an ignition pressingswitch is arranged on the main body front cover; the electric control shell base is provided with an electric heating wire, a primary filtering net and a purification module unit; each purification module unit comprises a purification module shell, four stainless steel tubes, a metal steel needle, a metallic conductor as well as a main control PCB (Printed Circuit Board) plate and a spring thimble; a combustion progress indication lamp is arranged on the electric control shell base; a temperature sensor is arranged in the accommodation cavity; the main body rear cover comprises a gas inlet anda rotational Hall switch. By adopting the mode, a smokeless sealing effect can be achieved, smoke generated from cigarette can be directly treated, the purification efficiency can be remarkably improved, and in addition, the cigarette combustion progress can be directly observed.

The invention relates to a normal-temperature vacuumizing method of vacuum glass, comprising the following steps of; using low-melting-point glass powder to seal edges of substrate glass provided with supports, a laminated piece, and a glass air suction pipe of which one installation end is a blind head; heating in a normal-pressure heating furnace to 350-500 DEG C and maintaining the temperature for 20-40min; discharging from the furnace when cooling to the room temperature; transferring to a vacuum pump set, unsealing a blind head pipe; butting an unsealed glass pipe and the vacuum pump set; performing vacuumizing at the room temperature; when the negative pressure in a vacuum glass chamber meets requirement, heating root of the glass pipe to perform hot melting and edge sealing; and obtaining the vacuum glass at the room temperature. In the invention, the vacuum glass is sintered in the heating furnace; the edges of the vacuum glass are sealed; the vacuumizing is performed outdoors and is not limited by the space in the furnace, therefore, the suction hole butting and sealing are greatly convenient; the manufacturing cost of the vacuum glass is greatly reduced; and the energy-saving effect is good and the production efficiency is high.