35results about How to "Realize linkage function" patented technology

The invention relates to the field of environmental control of a sunlight greenhouse, in particular to a multi-stage internal heat insulation shading system for a greenhouse and the greenhouse containing the system. The internal heat insulation shading system comprises multi-stage internal heat-insulation shading screens, a screen pressing line and a screen supporting line, a plurality of pulling screen mechanisms, a driving shaft and a motor for driving the rotation of the driving shaft; each pulling screen mechanism comprises a driving steel cable and a reversing pulley, wherein one ends of the driving steel cables are wound on the driving shaft, and the other ends of the driving steel cables are wound on the reversing pulleys; one sides of the inner heat insulation screens are fixed, and the other ends of the inner heat insulation screens, as retracting and releasing ends, are respectively connected with the driving steel cables. The internal thermal insulation shading system not only has the advantages of simple structure, saving production cost, but also can flexibly regulate and control the indoor temperature and light according to the different needs of temperature and light by crops in different growing seasons and different time. Compared with traditional internal insulation and shading systems, the system provided by the invention has a greater application and promotion value.

The embodiment of the invention provides a dynamic tracking control method and device and control equipment, and the method comprises the steps of converting the relative position, obtained by an intelligent camera, of a target object into absolute position information through an established coordinate conversion model, and obtaining a tracking camera of which the longitude and latitude range corresponding to a visual angle comprises the absolute position; converting the absolute position information of the target object into relative position information relative to the tracking camera according to the coordinate conversion model, and controlling equipment parameter change to enable the target object to be kept in the middle position of a shot picture of the tracking camera, thereby realizing positioning tracking of the tracking camera on the target object. According to the dynamic tracking control scheme, the linkage function of other cameras in the system is realized by means of theidentification information of the intelligent camera for the target object and in combination with the established coordinate conversion model. The defects that in the prior art, background equipmentis needed for video analysis and processing, so that the processing amount is large, and tracking lags behind are overcome.

The invention discloses a button switch. The button switch comprises a shell and a plurality of buttons, wherein the buttons are arranged on the shell. Button springs are arranged between the shell and the buttons, so that the buttons has the trends to move away from the shell in the vertical direction. The button switch is characterized in that a linkage plate is arranged on the shell, one end of the linkage plate is connected with an elastic part, so that the linkage plate has the trend to move away from the elastic part all the time, a clamping hook is arranged on each button, and a plurality of clamping buckles corresponding to the clamping hooks are arranged on the lateral side of the linkage plate. If any one unlocked button is pressed, the corresponding clamping hook drives the linkage plate and all the clamping buckles to move towards the elastic part along with the descending process of the button, so that the clamping hook completes the buckling action, and meanwhile, other buckled and locked buttons are unlocked. By means of the button switch, the linkage function of the buttons is achieved, the interlocking function of the buttons is achieved through interlocking blocks and liming blocks, and the situation that the buttons are pressed at the same time, so that a plurality of switches are turned on or off at the same time is prevented, wherein the limiting blocks are arranged on the outer surfaces of buttons respectively. The button switch is simple and reliable in structure and convenient to use.

A passive space locking and releasing device comprises a shell, a lock hook assembly, a sliding pin, a pressing plate, an operating rod, an end cover, a wrapping belt assembly, a bottom cover and a tension spring assembly. A group of lock hook pieces is mounted in each groove in the outer side of the shell; a kidney-shaped hole is formed in the end portion of one end of a lock hook of the lock hook assembly, a sliding pin is installed in the kidney-shaped hole, and pressing plates slide in pressing plate sliding grooves to form a pin kinematic pair. The end cover is fixedly mounted at a port of the cylinder piece, and each pressing plate is connected with the end cover through a tension spring assembly; the plurality of operating rods are uniformly distributed on the belting assembly along the circumferential direction; the lock hook assembly is sleeved with the wrapping tape assembly, an explosive bolt is arranged on the wrapping tape structure, and unlocking is achieved through the explosive bolt. The bottom cover is installed on the shell and covers the belting assembly and the lock hook assembly, an operating rod moving groove is formed in the side wall of the bottom cover in the longitudinal direction, and the operating rod extends out of the operating rod moving groove. Manual locking and releasing can be achieved, the initiating explosive device automatic releasing function is achieved, and in cooperation with a locked piece, the electric unlocking and releasing function is achieved.

The invention discloses an asphalt stirring and manufacturing device. The asphalt stirring and manufacturing device comprises a top box body, a top accommodating cavity with an opening is formed in the top box body, and a switch valve is arranged on the lower end wall of the top accommodating cavity in a communicating manner. Supporting frames which are symmetrical front and back are fixedly arranged on the upper end face of the top box body, symmetrical top fixing columns are fixedly arranged between the supporting frames, and cylinders are fixedly arranged on the lower end faces of the top fixing columns. A stirring device for stirring asphalt in the top accommodating cavity at a high temperature is arranged in each cylinder, a plurality of lifting external threaded rods are fixedly arranged on the lower end surface of the top box body, and the outer sides of the lifting external threaded rods is provided with the rotary releasing devices which are matched with the lifting external threaded rods and are used for placing the asphalt and releasing the asphalt to the ground in a rotary releasing manner, thereby preventing from being adhered by the asphalt during the stirring process. The rotation directions between the middle mounting box bodies of different levels are reverse, so that the asphalt is easier to tear and stir, and the stirring effect is improved.

The present invention discloses an intelligent fire-fighting control system based on Internet of Things, which comprises a field detection device, a field warning device, field controllers, a field fire extinguishing device, and a terminal controller. The field detection device, the field warning device and the field fire extinguishing device are connected to the field controllers, respectively. The field controllers are in communication connection with the terminal controller. The terminal controller sets address data for each field controller. When a fire breaks out, the field detection device feeds back detected fire information to the field controllers, and then the field controllers control the warning device and the field fire extinguishing device to work, thus realizing intelligent linkage for the fire. Moreover, the field controllers transmit the fire information and the address data to the terminal controller. With the structure, the intelligent fire-fighting control system based on Internet of Things utilizes the technology of Internet of Things to realize intelligent control and linkage functions between fire-fighting devices, such that the strategy of the terminal controller is simplified, and system breakdown caused by failures of the terminal controller is avoided.

The invention belongs to the water area monitoring technology field and especially relates to a water area monitoring multielement combination perception system. The system comprises an AIS data processing module, a radar data processing module, a photoelectric guiding module, an integration processing module, a multi-target fusion management module, a target integration display module and a power supply module. In the system, fusion of radar data and AIS data can be realized, and data of radar equipment, AIS equipment and camera equipment is associated. In the invention, through an integrated design of a radar and photoelectricity, the system can carry out concentration display on target information so that the radar and the photoelectricity form an organic integral body. Because of a specific composition structure of each module, a signal acquisition speed and a data transmission speed of the system are greatly increased.

The invention relates to a multi-dimensional view linkage method for smart grid visualization. The method comprises the following steps: realizing of a view registration component, realizing of a view linkage control bus component and realizing of a view linkage control component, and overcomes the difficulty of linkage development among multi-dimensional views in the existing multi-process. A system mainframe and required view software do not need to aim at linkage of all views to develop a large amount of communication codes. The linkage function between the system mainframe and required view software can be realized by only calling an interface realized on basis of the method, the realized view linkage scheme is simple and convenient, the work load of development and correction of the view system is small, and a convenient mode of multi-service system view linkage is provided for the field of smart grid visualization.

The invention relates to the technical field of communication, in particular to a testing device and a testing method of a passenger information display system for rail transit. The testing device is composed of a control host, a maintenance tool table and an equipment installation cabinet. At least one playing controller is arranged in the equipment installation cabinet. The maintenance tool table internally comprises a maintenance tool rack, a platform PIS screen, an LED screen maintenance platform and a vehicle-mounted PIS screen maintenance platform. A complete detection report is formed by lightening a screen in a streamlined manner, reading voltage and current of the detected screen, analyzing an image signal of a camera and uploading detection data to a control host; according to the invention, the fault of the tested passenger information screen can be automatically detected, the detection data can be automatically recorded, and the detection efficiency is improved; meanwhile, long-time automatic stability testing under the unattended condition is achieved, a testing report is generated, labor cost is saved, and safety is improved.

The invention discloses a control device for applying an intelligent area controller to a monitoring system, the device comprises an MCU unit, an FPGA unit, an input and output unit and a transmission unit, the input and output unit is connected with the MCU unit through the FPGA unit, and the MCU unit is in communication interaction with external equipment and an industrial Ethernet through being connected with the transmission unit; wherein the transmission unit comprises a plurality of communication interfaces, and the communication interfaces at least comprise two RS485 communication interfaces, two Ethernet communication interfaces, two optical fiber interfaces, two Modbus RTU/ASCII interfaces, a WiFi interface and an expansion module interface. The equipment integrates a design scheme of two industrial Ethernet ports and two optical fiber interfaces; the industrial Ethernet and optical fiber transmission improve the transmission speed, the transmission distance and the anti-interference performance; the optical fiber transmission can replace a large number of cables, the use of copper is reduced, and the effects of energy conservation and emission reduction are achieved; according to the invention, secondary development and programming debugging of equipment are not needed; the use difficulty is reduced, the use is simple, the maintenance is convenient, and the working efficiency is improved.

The invention discloses new energy automobile tire protection equipment. The structure comprises a bottom shell; an open tooth-shaped cavity is formed in the bottom shell; a tire is rotatably arrangedin the bottom inner cavity; an opening inner cavity is formed in an upper end wall of the bottom inner cavity in a communicating manner; a surrounding device which extends downwards to wrap the tireis arranged on the upper side of the bottom shell; a movable shielding device for sealing the inner cavity of the opening is arranged in the bottom shell; and a rear side inner cavity with an openingis formed in the bottom shell. A design of the surrounding device and the movable shielding device is adopted so that the wheels are efficiently protected in a linkage mode, the wheels are prevented from being punctured by nails or polluted by rain, snow and sludge in a parking state, and normal work of a vehicle is prevented from being affected.

The invention provides an efficient classroom learning system, which comprises a teacher terminal, a server, a parent terminal and a plurality of student terminals, and is characterized in that the student terminals are respectively arranged on corresponding desks, the teacher terminal is arranged on a platform, and the teacher terminal, the parent terminal and the plurality of student terminals are all connected with the server; the teacher terminal is internally connected with a monitoring module, a classroom interaction module and a statistics module, the student terminal is internally connected with a reminding module, a teacher-student interaction module and a receiving module, and the parent terminal is internally connected with a family-school intercommunication module and a notification module; the monitoring module is used for monitoring the classroom learning condition of the student in real time, and is matched with the reminding module to realize monitoring reminding under the action of the server; the system can realize student classroom management.

The invention relates to a linkage device special for a boring-milling machine. The linkage device comprises a connecting rod I, a first bolt, a connecting rod II, connecting seats, a second bolt, a sleeve, a connecting rod III, a gasket and a connecting rod IV. The upper end of the connecting rod I, the left end of the connecting rod II and the left end of the connecting rod III are connected through the first bolt, the right end of the connecting rod II, the sleeve, the right end of the connecting rod III, the gasket and the upper end of the connecting rod IV are connected through the second bolt, the connecting seats are arranged at the rear side of the connecting rod II, optimal arc-shaped grooves are formed in the lower end of the connecting rod I and the lower end of the connecting rod IV, convex rods are arranged on the front side of the connecting rod I, the front side of the connecting rod II and the front side of the connecting rod III, and grooves are formed in the right side of the connecting rod II and the upper side of the connecting rod III. A linkage function and a folding function can be achieved through the linkage device, the moving position of a scaleplate plate arranged on the connecting seats can be limited, the structure is simple, space is saved, and carrying is convenient.

The invention provides a novel thin type jack, which comprises a cylinder body and a piston, and is characterized in that a shut-off valve is arranged on the inlet of the lower end of the cylinder body, and comprises a valve body and a valve core located in the valve body; a linkage piece is arranged between the valve core and the piston. A check ring capable of sliding up and down is arranged on the upper end of the cylinder body. The valve core is connected with the piston through the linkage piece. The linkage piece can be a metallic cable or a chain or a rack. An inner valve core is arranged in the valve core. Compared with the prior art, the stroke of the thin type jack can be greatly increased to be 2.5 times of the original stroke, the production cost is effectively reduced, and the body height is reduced.

The invention relates to a seat backrest and armrest synchronous linkage mechanism. The seat backrest and armrest synchronous linkage mechanism comprises a tray mechanism, a backrest bracket, a seat frame bracket and a rear surrounding-type armrest; the lower end of the backrest bracket is connected to the rear end of the tray mechanism, the seat frame bracket is mounted on the tray mechanism andmoves along with the shape change of the tray mechanism, the front end of the rear surrounding-type armrest is hinged to the two sides of the seat frame bracket separately, and armrest sliding grooveparts are mounted in the two sides of the rear end of the rear surrounding-type armrest and slidingly connected with the two sides of the lower end of the backrest bracket through an armrest rotatingshaft; when the backrest bracket inclines backwards around the armrest rotating shaft, the tray mechanism deforms, the front end of the seat frame bracket is upwarped under the function of the tray mechanism, and the front end of the rear surrounding-type armrest is driven to be upwarped simultaneously; meanwhile, the armrest rotating shaft slides in the armrest sliding groove parts to drive the rear end of the rear surrounding-type armrest to rotate backwards. Through the design, the rear portion of the rear surrounding-type armrest does not hinder the backward inclination of the backrest, and the defect that the backward inclination angle of seat backrests of the type on the market is small is broken through.

The invention relates to the technical field of household electric appliances, in particular to a method for realizing linkage of a washing machine and a solenoid valve tap. An infrared receiving module is added on the tap, an infrared transmitting module is added on the washing machine, a new program is written in a computer board, infrared signals can be transmitted when the washing machine is powered on, and received by the tap, so that a valve is turned on; when the washing procedure is about to finish, the infrared signals are transmitted again, so that the valve is turned off. Therefore, linkage of the washing machine and the tap is realized, users do not need to worry about water waste caused by the fact that the valve is opened by high-pressure water, the tap is off at ordinary time, the valve is on or off only when receiving the infrared signals, and thus high safety is achieved.

The invention provides a three-proofing suede sofa fabric compounding device, and belongs to the technical field of textile machinery. The device comprises a gluing mechanism, a bubble extrusion mechanism, a linkage mechanism and a composite mechanism, the linkage mechanism comprises a total translation assembly and a transverse and longitudinal linkage assembly, one end of a transverse translation air cylinder of the transverse and longitudinal linkage assembly is connected with a transverse translation plate through a transverse translation connecting plate, and a longitudinal transmission gear is meshed with a longitudinal driving rack; the transverse transmission gear is meshed with the transverse driving rack, the gluing mechanism comprises a glue outlet assembly and a gluing assembly, a lower bubble extrusion roller of the bubble extrusion mechanism is rotatably arranged on a longitudinal lifting seat, and an upper bubble extrusion roller is rotatably arranged on an upper bubble extrusion roller support; and a first composite compression roller and a second composite compression roller of the composite mechanism are parallel to each other. The gluing mechanism and the bubble extrusion mechanism have a linkage function, bubbles generated between the two composite fabric layers can be extruded out, the gluing uniformity is improved, and the improvement of the composite flatness is facilitated.