63results about How to "Avoid knocking down" patented technology

The invention discloses a desk with an expandable desktop. The desk comprises a panel, four desk legs are symmetrically arranged on the bottom wall of the panel, and drawers are arranged on the side walls of the four desk legs; two expansion plates are symmetrically arranged at the two sides of the panel, multiple insertion plates are arranged on the side walls of the sides, close to the panel, ofthe two expansion plates, and insertion grooves matched with the insertion plates are formed in the side walls of the two sides of the panel; each insertion plate is inserted into the corresponding insertion groove, two first mounting plates are arranged on the bottom wall of each expansion plate, and a first rotation rod is rotatably connected between the two first mounting plates at the same side. The desk with the expandable desktop is simple in structure and convenient to use, compared with an existing desk, the desktop can be easily and stably expanded, the defect of insufficient application area of the desk is overcome, the function of placing water cups, fountain pens and other goods is added at the same time, and the functionality of the desk is improved.

The invention discloses an automatic guided vehicle having a tracking function and used for an intelligent material transferring device and a tracking method. The automatic guided vehicle comprises amain control module. The main control module is connected with a road condition information acquisition module, a path selection and adjustment module and a database. The road condition information acquisition module comprises a real-time camera module and an infrared ranging module. The input end of the real-time camera module and the input end of the infrared ranging module are connected with areference point set, and the output end of the real-time camera module and the output end of the infrared ranging module are connected with the main control module through a real-time positioning module. The path selection and adjustment module comprises an initial point confirmation module and an end point confirmation module. The output end of the main control module is connected with a path confirmation module through the path selection and adjustment module. During tracking of the automatic guided vehicle, destroy to the road surface is avoided, and the path can be changed freely so that the automatic guided vehicle can be used more flexibly, and tracking of the automatic guided vehicle is more accurate; and in addition, when the automatic guided vehicle encounters an obstacle, the path can be rapidly adjusted in real time, and the automatic guided vehicle is prevented from crashing into the obstacle.

The invention discloses a hidden fire hydrant. The hidden fire hydrant comprises a concrete base platform which is cast underground, a sinking platform is formed in the concrete base platform, a firehydrant base is fixed to the portion, on the bottom surface of the sinking platform, of the concrete base platform, a vertical delivery pipe is formed on the fire hydrant base, a fire hydrant connection base is arranged at the upper side of the water delivery pipe, several water pipe interfaces are formed in the side wall of the fire hydrant connection base, a vertical external thread columnar pipe is formed on the lower end surface of the fire hydrant connection base, the water delivery pipe on the fire hydrant base is inserted into the external thread columnar pipe of the fire hydrant base,the external thread columnar pipe is in screw joint with an internal thread columnar cover, the internal thread columnar cover is inserted outside the water delivery pipe and is fixed to the fire hydrant base, a ball valve is fixedly connected to the lower end of the water delivery pipe, several annular grooves are formed in the inner wall of the lower end of the external thread columnar pipe, andsealing rings are fixedly inserted into the annular grooves of the external thread columnar pipe, and abut against the outer wall of the water deliver pipe. When the fire hydrant is not in use, the fire hydrant can be hidden underground, and it can be avoided that vehicles run down the fire hydrant.

The invention provides a truck backing camera with an automatic clearing function and belongs to the field of truck backing cameras. The truck backing camera comprises a camera rotating cleaning device, a carriage, a truck head, a truck body and wheels. The camera rotating cleaning device is provided with a rotating camera body and a cleaning device body. The cleaning device body is arranged on the left side of the rotating camera body. According to the truck backing camera, through arrangement of the camera rotating cleaning device, images of the position behind a truck during backing can bewatched by people conveniently, thus the truck can be prevented from knocking down pedestrians or other public facilities, and the safety property of the truck is improved; and through arrangement ofthe cleaning device body on the left side of the rotating camera body, in the rotating process of the rotating camera body, owing to the fact that the cleaning device body is motionless, through the relative motion principle and arrangement of a scraping brush, a sponge, brush bristles and a spray nozzle in the truck backing camera, sludge on the outer surface of a protective shell can be effectively cleared, the sludge is prevented from blocking the observation visual line of the camera, and thus the function of automatic clearing of the sludge on the protective shell is achieved.

The invention relates to the technical field of vehicle illumination and discloses a device for lighting the surrounding environment of a vehicle for solving a problem that an existing vehicle external lighting device is only used for light the environments in front of and behind a vehicle in the travelling direction and cannot be used for lighting environments at the two sides of a car. The device comprises two motor steering engines, two supporting arms and two lighting lamps, wherein the two motor steering engines are respectively fixed at two sides of the upper surface of a car roof; rotation directions of rotors of the two motor steering engines are vertical to the forward travelling direction of the car; two supporting arms are respectively arranged on rotors of the two motor steering engines; the two supporting arms both rotate on a vertical plane; the two lighting lamps are fixedly arranged on the tops of the two supporting arms, respectively; control signal input ends of steering engines of the two motor steering engines are respectively connected with control signal output ends of the two steering engines in a central control circuit of the vehicle; and lighting control signal input ends of the two lighting lamps are respectively connected with two lighting signal control signal output ends of the central control circuit of the vehicle. The device is suitable for lighting the environments at the two sides of the vehicle.

The invention discloses an anti-collision and anti-rolling system for a car. Two sets of systems are arranged the front and back of the car. The anti-collision and anti-rolling system comprises an integrated sensing device, a pressure sensing device, a single-chip computer controller, a brake linkage motor, a baffle device and a cleaning device. The integrated sensing device comprises a temperature detection and sensing device, an infrared ray distance sensing device, and a two-dimensional acceleration sensing device, all of which are connected with a circuit of the single-chip computer controller. The brake linkage motor is connected with an in-vehicle brake member and the baffle plate device. The pressure sensing device is arranged at the front end of a vehicle bumper. The integrated sensing device is used for recognizing that distance between the car and a passenger is not safe and pulling a brake of the brake linkage motor under the control of the single-chip computer controller. Therefore, the car is in the state of automatic brake and stopping and is prevented from hitting the passenger at low speed. After the pressure sensor senses a pressure signal, the baffle plate device descends and unfolds ahead of wheels under effect of the brake linkage motor. An ABS anti-lock system is activated by the single-chip computer controller. Therefore, the passenger is prevented from being knocked down and rolled below the wheels when the car is driven at high speed.

The invention relates to flood control water bags and a flood control wall composed of the same. The flood control water bag comprises a bag body, a water inlet and an air outlet, wherein the water inlet and the air outlet are formed in the bag body. The bag body is in a block shape, and flexible waterproof structures are arranged on the upper surface and lower surface of the bag body, a pressingband is arranged at the lower end of one side of the bag body, the flexible waterproof structures are flexible waterproof strips which are arranged at intervals, and the pressing band is arranged in the extension direction of code connection of the bag body. The flood control wall is formed by code connection of the multiple flood control water bags, and the flexible waterproof strips which are connected up and down on the flood control water bags are staggered and engaged. The flood control water bags can be directly connected to the flood control wall in a code mode by filling water from local materials, after flood water is receded, water in the flood control water bags is poured out, the water bags are transported away after being folded, the speed of dam laying is high, and the floodcontrol effect is good.

The invention relates to the field of storage tanks, in particular to a constant-temperature storage method for synthetic PU resin. A storage tank adopted in the method comprises a tank body, wherein first slide slots are formed in the middles of the two sides, the front side and the rear side of the tank body, supporting mechanisms are mounted on the two sides, the front side and the rear side of the tank body and jointly connected to a lifting mechanism, and an extrusion mechanism is installed at the upper end of the tank body; the extrusion mechanism is connected to the lifting mechanism; second slide slots are formed in the inner walls of the upper ends of the two sides of the front portion and the rear portion of the tank body, supporting columns are fixedly connected to the two sides of the lower end of the tank body, the lower ends of the supporting columns are jointly and fixedly connected to a base plate, and fixing slots are formed in the two sides of the lower end and the front portion and the rear portion of the base plate and communicate with the outside of the periphery of the base plate. Extension mechanisms are arranged on the two sides, the front portion and the rear portion of the base plate, and extension plates of the extension mechanisms can be pulled out of the interior of the base plate, so that supporting area of the lower end of the device is increased, and the situation that the device cannot be stably placed on the ground due to the fact that the device is partially uneven on the ground, and shaking is caused is avoided.

The invention provides a show stand for supermarket promotion. The show stand comprises a shell and supporting columns fixedly connected to the four corners of the bottom of the shell, a connecting door is hinged to the front side of the shell, and the number of the supporting columns is four; rotating wheels are arranged at the bottoms of two of the four supporting columns; one side and the otherside of the upper end of the shell protrude out of the shell by three centimeters, and a connecting column is embedded in front of the upper end of the shell; a display panel is arranged at the upperend of the connecting column, and grooves are embedded in the rear part of the upper end of the shell; the grooves are arranged in two rows, are longitudinally staggered and are transversely parallelto each other. A connecting handle is arranged so that people can lift one side of the shell, then the rotating wheels can rotate, and people can conveniently move the shell; through the arrangementof the grooves, when people place disposable cups, the cups are prevented from being knocked down by customers; by arranging an extending plate, the length of the shell can be increased, so that the area of a displayed product is increased; the show stand is suitable for the field of supermarkets and has good development prospects.

The invention relates to an anti-collapse medical infusion rack, comprising a base and a rod body arranged on the base. A suspension frame is arranged at that top of the rod body for hanging an infusion bottle; a first cushioning module is arranged at the bottom of the base, and is used for cushioning and anti-falling; a plurality of fixing bases respectively evenly distributed around the base. One end of each rotating lever is rotatably connected with each corresponding fixed seat, and each rotating lever is provided with a cushion block for cushioning and preventing collapse, and after the rotating lever rotates around the fixed seat to the horizontal direction, the cushion block approaches or contacts the ground. Compared with the prior art, the invention can increase the contact area with the ground through the balancing plate, thereby playing the role of balancing the infusion rack and preventing from being knocked down.

The invention relates to the field of corn harvesting machines, in particular to a crop poking tooth system and a use method thereof. A side drive unit or a middle drive unit is connected with a third connection rod through a first pin shaft, the side drive unit or the middle drive unit is connected with a second connection rod through a first connection rod and a second pin shaft, a main rotating shaft penetrates through the third connection rod, is in clearance fit with the third connection rod and is limited through a positioning sleeve, a fourth connection rod is connected with the second connection rod through a pin shaft, the fourth connection rod is fixed to the main rotating shaft through a bolt, a fifth connection rod is connected with the second connection rod and the fourth connection rod simultaneously through pin shafts, the other end of the fifth connection rod is connected with a connection rod adjustment rod through threads, the two ends of the connection rod adjustment rod are provided with opposite threads, the connection rod adjustment rod is connected with a machine frame through another connection rod and a fourth pin shaft, and the first connection rod, the second connection rod, the third connection rod, the fourth connection rod and the fifth connection rod are connected together to form a five-connection-rod balance mechanism to support the side drive unit or the middle drive unit. According to the crop poking tooth system and the use method thereof, the situation that a common header knocks down straws during not-in-row harvesting is avoided and not-in-row harvesting is achieved.

The invention discloses a multifunctional garbage can and relates to the field of garbage cans. The multifunctional garbage can comprises a bucket body, a fixed sleeve ring and a bucket cover. The outer side wall of the bucket body is provided with a sealing device, wherein the sealing device comprises a fixed shaft, an adhesive tape disc, a guide belt wheel, a first baffle plate, a blade, a second baffle plate and a connecting shaft. The bottom of the bucket body is provided with an adsorption device, the adsorption device comprises a sucker, a connecting column, a first spring and a second spring. The multifunctional garbage can has the advantages in that the garbage bag filled with garbage in the garbage can is sealed, multiple protection structures are arranged, and the use safety of the sealing device is improved, meanwhile, the garbage can is adsorbed on the ground through the adsorption device so that the garbage can is prevented from being knocked down in the use process, and the garbage bag roll can be stored so that the garbage bag can be conveniently replaced through the cooperation of a push rod and the adsorption device.

The invention discloses a tidal lane robot based on artificial intelligence. The robot comprises a mounting box, a display screen, a distance sensor and color sensors, wherein an indication column isconnected to the top of the mounting box, a mounting block is connected to the side wall of the mounting box, the color sensors and the distance sensor are connected to the mounting block, a mountingcavity is formed in the mounting box, a lead screw is connected into the mounting cavity, a mounting plate is slidably connected to the lead screw, a first driving part is connected to the top of themounting plate, a driven wheel is rotatably connected to the bottom of the mounting plate, an extension column is rotatably connected to the mounting plate, a driving wheel is rotatably connected to the bottom of the extension column, the top of the mounting plate is connected with a second driving part, the top of the extension column is connected with a third driving part, and a through hole isformed in the bottom of the mounting box. The tidal lane robot belongs to the field of artificial intelligence. According to the tidal lane robot, the work is efficient and fast, the centralized control is achieved, the safety of workers is effectively guaranteed, and the working efficiency is greatly improved.

The invention discloses a bridge height-limitation device convenient to adjust. The bridge height-limitation device comprises stanchions, fixing devices are arranged at the lower ends of the stanchions, gear shafts are arranged at the upper ends of the stanchions, supporting columns are arranged at the upper portions of the gear shafts, cavities with openings formed in the lower ends are formed inside the supporting columns, the upper ends of the gear shafts are arranged in the cavities, worm wheels matched with the gear shafts are arranged on the outer sides of the supporting columns, worms matched with the worm wheels are arranged on the lower sides of the worm wheels, grooves are formed in the upper sides of supporting frames, sliding grooves are formed in the grooves, sliding blocks are arranged on the sliding grooves, damping devices are arranged between the sliding blocks and the grooves and comprise supporting cylinders and stretchable cylinders, sliding cavities are formed in the cylinder walls of the stretchable cylinders, the upper ends of the supporting cylinders are arranged in the sliding cavities, stanchions are arranged at the lower ends inside the supporting cylinders, stretchable rods are arranged at the upper ends of the stanchions, and damping springs are arranged on the outer sides of the stanchions and the stretchable rods. The bridge height-limitation device is simple in structure and convenient to use, the height is convenient to adjust, the buffering effect is good, and safety is high.

The invention discloses an intelligent control lifting column. The lifting column comprises a first lifting part and a second lifting part, and the first lifting part and the second lifting part are connected in a buckled mode; the first lifting part comprises two air bags and an air pump, the air bags are oppositely arranged at the end, away from the second lifting part, of the first lifting part, and the air pump is arranged in the first lifting part and connected with the air bags; and the air pump continuously inflates the air bags or extracts air in the air bags. The first lifting part can be far away from or close to the second lifting part, so that intelligently-controlled lifting columns can ascend or descend to prevent motor vehicles from entering a sidewalk, and meanwhile, to promote pedestrians that the front is a crosswalk, the air bags between every two adjacent intelligently-controlled lifting columns on a road are arranged, a gap between every two adjacent intelligently-controlled lifting columns is shielded, and the air pump continuously inflates the air bags, so that pedestrians are prompted to be prevented from directly crossing the lifting columns, the pedestrians are prevented from being knocked down by passing vehicles after crossing the lifting columns, and the road safety is improved.

The invention discloses a side-by-side rice transplanter for agricultural rice planting. The side-by-side rice transplanter comprises a main machine box body, a steel wire penetrating hole is formed in the position, close to the upper portion of the right side, of the surface of the front end of the main machine box body in a penetrating manner, a grab rail is fixedly connected to the position, close to the upper portion, of the surface of the front end of the main machine box body, and a water blocking bottom floating plate is fixedly arranged on the surface of the lower end of the main machine box body; and a motor is installed at the position, close to the rear portion of the left side, of the surface of the upper end of the main machine box body, and side tooth rotating wheels are installed at the two sides of the main machine box body. According to the side-by-side rice transplanter, seedlings can be put at intervals, vertical and automatic throwing of the seedlings and planting connection of a next batch of seedlings are achieved, rapid rice transplanting of a rice seedling machine is achieved, multiple sets of seedlings are planted at the same time, the planting efficiency of the seedlings is improved, the planting burden of laborers is relieved, the newly-planted seedlings are prevented from being flushed down by water flow in a rice field at the first time, smooth growth of the seedlings is ensured, the slipping phenomenon of the rice transplanter in the using process is avoided, the repeated rice transplanting phenomenon is prevented, the physical strength of a user is effectively saved, and the overall stability of equipment is maintained.

The invention discloses a dehumidifier with an automatic dehumidification and purification adjusting function. The dehumidifier comprises a machine body, a rotating column, a second spring and a protruding block, a connecting column is fixedly connected to the bottom of the machine body, a driven wheel is fixedly connected to the bottom of the connecting column, a driving wheel is movably connected to one side of the driven wheel, a motor is connected to the surface of the driving wheel, one side of the motor is connected with a base, side lugs are fixedly connected to the two sides of the machine body, the rotating column is embedded in the interiors of the side lugs, a connecting block is movably connected to the surface of the rotating column, a telescopic rod is fixedly connected to the bottom of the connecting block, and a first spring is movably connected to the interior of the telescopic rod. According to the dehumidifier with the automatic dehumidification and purification adjusting function, when the motor rotates, the driven wheel is driven to rotate through the driving wheel, when the driven wheel rotates, the connecting column is driven to rotate, and when the connecting column rotates, the machine body is driven to rotate, so that when the dehumidifier is used, the machine body can automatically work in multiple directions, and therefore, the function of automatically adjusting dehumidification and purification is achieved.

The invention relates to an anti-collision technology of a robot, in particular to a collision protection method for an industrial robot. The collision protection method comprises the steps that a light beam is emitted to a wearing piece on a worker body in the forward direction through a robot body, the light beam reflected by the wearing piece is received, and the distance between a worker and the robot body is calculated according to the time difference of the emitted light beam and the received light beam; when the distance is smaller than a threshold, the robot body is aligned with the worker, and a controller controls a spraying module to pump clear water from a water storage part and spray the clear water into a collecting module of the wearing piece on the worker body to be stored;when the distance is larger than the threshold, a walking module of the robot body extends in the forward direction in a mode of attaching to the ground to release a steel ruler belt, after the steelruler belt is treaded by the worker, a pressure sensor on the steel ruler belt transmits a distance signal to the controller, and the controller controls the robot body to conduct voice early warningaccording to the distance signal to remind the worker to avoid. According to the collision protection method for the industrial robot, the workers are reminded to pay attention and avoid through impact force of clear water spraying, and meanwhile, the workers are massaged.

The invention discloses a stable infusion stand. The stable infusion stand comprises a main rod and a telescopic rod. A load bearing plate is connected with the outer wall of the bottom of the main rod through a thread. A plurality of fixing shaft holes are formed in the load bearing plate. The main rod is of a hollow structure with an open top. A transmission mechanism is arranged in the main rod, and is connected with a rotating nut through a thread. The rotating nut is fixedly connected with one end of the telescopic rod. A through hole is formed in the end face of the main rod. A rotatingwheel is arranged on the outer side of the through hole. The transmission mechanism penetrates the through hole to be connected with the rotating wheel. A round ring is arranged on the main rod. A plurality of fixing shafts are connected to the end face of the round ring fixedly. The bottoms of the fixing shafts penetrate the fixing shaft holes. Through the load bearing plate, the infusion stand can be placed stably and prevented from being bumped by external force; through universal wheels and the fixing shafts, movement is facilitated, and the infusion stand is prevented from being moved byexternal force during placement. By the stable infusion stand, the problems in the background technology are solved.

The invention relates to the technical field of planting, in particular to a jasmine flower planting method. The method is characterized by comprising pot culture and transplanting. The method has theadvantages that the culture survival efficiency can be improved, jasmine flower roots can also be protected from damage during transplanting, and the survival rate of jasmine flowers during transplanting is greatly increased.

The invention discloses an intelligent shower system based on a moisture-proof touch screen, and relates to the field of intelligent shower systems; it includes a cold water pipe, a hot water pipe, a hand shower, an overhead shower inlet pipe, a casing, and an overhead shower, and also includes a control system device, the control device includes a single-chip microcomputer and a touch screen, the touch screen is electrically connected to the single-chip electromechanical device, the touch screen is embedded in the shell, and the connection between the touch screen and the shell is provided with a moisture-proof device, and the moisture-proof device includes a sliding cover, a chute and a waterproof Layer; the sliding cover and the chute are matched and connected, and the waterproof layer is arranged between the sliding cover and the chute; the present invention solves the problem that the existing shower device cannot be installed with a touch screen due to the difference in moisture resistance, thereby failing to realize intelligent adjustment. Realize intelligent temperature control while prolonging the service life of the touch screen in the bathroom environment and improving the practicability of the intelligent shower system.

The invention discloses an anti-falling water conservancy interception device. The device comprises a mounting frame, connecting cylinders, a fixing mechanism and an interception plate, wherein the inner walls of the connecting cylinders are fixedly connected with arc-shaped first permanent magnets and arc-shaped second permanent magnets, the fixing mechanism comprises buckle bodies and clamping air bags, the interception plate is provided with through grooves corresponding to the buckle bodies, spiral magnetic induction lines are fixedly connected in the interception plate, the buckle bodies and the clamping air bags are filled with electrorheological fluid, and the electrorheological fluid is electrically connected with the spiral magnetic induction lines. According to the device, the clamping air bags are arranged and are shrunk by pressing, and then the through grooves in the interception plate penetrate through the buckle bodies, so that the interception plate is arranged; and the interception plate is located at the positions of the connecting cylinders, and when the interception plate is subjected to impact force of intercepted water, the interception plate cannot fall off from the connecting cylinders due to the expansion of the clamping air bags, so that an interception function is finally achieved.

The invention provides a door body driving device and a refrigerator. The door body driving device is used for driving a door body of equipment and comprises a driving mechanism for driving the door body to move, wherein a control device is arranged on the equipment or the door body driving device and detects whether the door body is stressed in the moving process or not, and if yes, the control device controls the driving mechanism to stop working. The control device controls the driving mechanism to stop working when detecting that the door body is stressed, the situation that the old or children are knocked down can be avoided, and thus injuries are avoided.