33results about How to "Prevent collision accidents" patented technology

The invention provides a moving region calibration type guide robot. The moving region calibration type guide robot comprises a robot body and at least one group of wireless terminals, wherein each wireless terminal is provided with a Bluetooth headset; the robot body comprises a walking device, a navigation and location device, a voice explanation device, a Bluetooth transmission device and a storage device; the wireless terminals are in Bluetooth connection with the Bluetooth transmission device; the navigation and location device is used for presetting a navigation route, and comprises a light-emitting control module and a light-emitting module arranged on the robot main body; the light-emitting module is electrically connected to the light-emitting control module; the light-emitting control module is used for driving the light-emitting module to display lamplight on the corresponding area of the circumference of the robot body according to the navigation route; the voice explanation device is used for explaining exhibits; and the storage device is used for storing explanation data of the exhibits. The avoidance of the moving region calibration type guide robot can be reduced, so that the moving region calibration type guide robot can efficiently move.

The invention discloses an automatic container lifting container number photographing recognition device and a control method thereof. The automatic container lifting container number photographing recognition device comprises a manipulator telescopic device, a camera and a controller, wherein the manipulator telescopic device is fixedly connected to one F-TR lock seat of a special container lifting frame, and the camera is fixed to the manipulator telescopic device and used for conducting photographing recognition on the container number. According to the automatic container lifting container number photographing recognition device and the control method thereof, after container F-TR locks are fixed, the camera stretches out through the manipulator telescopic device to conduct photographing recognition on the container number, automatic operation is conducted through the controller in the whole process, and recognition of the container number is rapid; and in addition, the manipulator telescopic device is provided with an obstacle avoidance system, so that the situation that damage is caused due to the fact that the manipulator telescopic device and the camera collide with obstacles is avoided, and smooth operation of the photographing recognition device is ensured.

The invention relates to a fixing device for a mobile Internet 5G general signal detector, comprising a main body and a net cover, brackets are installed on the left and right sides of the main body, and the main body and the bracket are fixedly connected, and the top middle of the main body is fixed There is a turntable, and the main body is closely attached to the turntable. The interior of the turntable is connected with a threaded column, and the left and right ends of the middle part of the turntable are fixed with fixed boxes, and the fixed box and the turntable are closely fitted. The fixing device of the mobile Internet 5G universal signal detector can protect the fixing box externally through the rotation of the guard plate between the fixing column and the fixing box, and can prevent collision accidents between the fixing box and the main body, and can The signal detector is placed in various environments, so that fixed detection can be performed according to the working environment of the mobile Internet 5G device, and internal damage to the main body can be prevented, and the detection effect of the signal detector can be improved.

The invention provides a chain lifting appliance self-hanging and self-taking storage rack which comprises a supporting structure and a support, wherein a containing space is formed in the lower portion of the supporting structure, the containing space is used for containing a chain of a chain lifting appliance, the supporting structure comprises a supporting part, and the supporting part is usedfor supporting a lifting ring of the chain lifting appliance to be vertically placed; and the support is used for supporting the supporting structure. Hanging and taking are convenient, the labor intensity of workers in a taking process is greatly reduced, and the working efficiency of the workers is improved. When the workers use the chain lifting appliance, the contact between the workers and ahook head and the chain is greatly reduced, and collision accidents can be completely eradicated. And safety damage caused by lifting ring and hanging hook operation on site is eliminated.

The invention discloses a graded and adjustable air resistance slow-release device on the roof, which includes a racing car body, and is characterized in that: the top of the racing car body is correspondingly provided with a mounting groove, and the inside of the mounting groove is correspondingly provided with a mounting ring. The inside of the installation ring is provided with a buffer device, and the top of the buffer device is provided with an air resistance slow-release plate. The buffer device includes an annular shell, and the middle part of the annular shell is provided with a ring magnet. A cushioning airbag assembly is evenly arranged between the shells, and the ring magnet is connected with the air resistance slow-release plate. The cushioning airbag assembly includes a cushioning airbag, and an outer air ring is connected to one end of the cushioning airbag. One end of the outer air ring is connected with the pressure cylinder 2 through, the inside of the pressure cylinder 2 is slidingly provided with the piston 2, and the bottom of the piston 2 is provided with an elastic body. The present invention has the characteristics of strong practicability and reduced accident hazards.

The invention discloses an estimation method capable of calculating the bending / gradient of a road ahead. The estimation method comprises the following steps of: establishing a two-dimensional dynamic azimuth coordinate system at a position of a running automobile as an original point at first, and searching road situations of the original point and the periphery of the original point; then determining an arc length interval according to the length of the automobile and the road congestion degree, selecting a plurality of points in front of and behind the road according to a predetermined time interval between two adjacent points, obtaining coordinate values of the plurality of points on the two-dimensional dynamic azimuth coordinate system according to geographic coefficients of the plurality of points and recording the coordinate values as column vectors; fitting based on the known column vectors and obtaining a three-dimensional polynomial and a first-order derivative function and a second-order derivative function of the three-dimensional polynomial; and finally, calculating a geographic coefficient variable of each point relative to the former point, and estimating the bending / gradient of the road ahead according to the geographic coefficient variables. By the method, the bending / gradient of the road ahead can be estimated in advance so that corresponding technical measures can be taken in advance and crash traffic accidents can be avoided.

The invention relates to a sound amplification device with an anti-interference function, which comprises a main body and a connecting rod, a sound amplification cover is fixed at the middle part in the main body, the main body is fixedly connected with the sound amplification cover, and a cross rod is mounted at the top end of the sound amplification cover. The teacher-used anti-interference sound amplification device with the standby battery is provided with the standby battery; the bolt groove moves between the frame and the infrared emitter; therefore, the infrared emitter in the frame canbe disassembled through the bolt grooves. replacement treatment can be carried out on the device; parts in the main body and the sound amplification cover can be maintained; the infrared emitter is arranged through the sound amplification cover; the infrared light wave carrier can not penetrate through the wall, confidentiality and easy isolation are achieved innate, the problem of frequency crosstalk between adjacent classrooms can be effectively solved, meanwhile, infrared light is safe and radiation-free light wave, an infrared emitting part is beneficial and harmless to the human body, the emitter adopts a lithium ion battery, and the battery does not need to be replaced frequently.

Provided is a vehicle power transmission device. A vehicle comprises an engine with a bent axle, an AC generator and a plug-in generator. The power transmission device comprises a power transmission unit and a switching unit. The power transmission unit comprises a power output gear which is arranged on the bent axle in a sleeved mode, a power transmission mechanism which is connected with the plug-in generator, and a power transmission gear which is meshed with the power output gear. The switching unit comprises a switching mechanism which is connected with the bent axle and the power output gear in a controlled mode, and an electric driving mechanism which is used for driving the switching mechanism. The electric driving mechanism is used for driving the switching mechanism, time and labor can be saved, collision accidents probably happening in the process of manual pulling switching can further be effectively avoided, and the safety is greatly improved.

The invention relates to a car back detection device capable of preventing accidental overtaking collision, which is arranged on an automobile and comprises a plurality of ultrasonic wave sensors, an image camera at the back of the automobile and a control host, a vehicle-mounted display and an alarm module, wherein, the control host calculates the distance value of the barrier according to flight time of the ultrasonic wave signals, and judges whether an object move to the automobile in a high speed or not from the shot image signals by the image camera at the back of the automobile; the vehicle-mounted display displays the images captured from the image camera at the back of the automobile and the distance value of the barrier calculated by the control host; and the alarm module gives out alarm voice when the control host judges that an object move towards the automobile in a high speed. The car back detection device can lead users to fully learn the distance of the back of the automobile and barriers, and matches to detect whether objects move towards the back of the automobile in a high speed, and can effectively prevent accidental collision.

An embodiment of the present invention provides a vehicle running monitoring system, which includes: a monitoring unit configured to acquire image information of the left rear and / or right rear of the vehicle, and An alarm message is generated when an object whose relative distance from the vehicle is less than a preset value is detected; a display unit is configured to display the image information acquired by the monitoring unit; an alarm unit is configured to perform an alarm operation according to the alarm information . The invention has the characteristics of ensuring safe driving.

A car door opening mechanism includes a connection structure that is selectively mounted to a car-door opening / closing side, a car-door bottom side, a car-body opening / closing side, or a car-body bottom side and a first coupling member correspondingly mounted to a car-body opening / closing side, a car-body bottom side, a car-door opening / closing side, or a car-door bottom side. When a car door is at a closed position relative to a car body, the first coupling member and the connection structure are coupled to each other and in opening the car door, the car door is constrained at a non-fully opened position due to the connection structure and the first coupling member being coupled to each other. When the first coupling member and the connection structure are detached from each other, the car door is allowed to open from the non-fully opened position to a fully opened position.

The invention discloses an intelligent traffic guidance system for a smart industrial park, comprising: a parking space data collection system, a central processing system, and an entrance guidance terminal. Information is collected and transmitted to a central processing system. In the present invention, after summarizing and processing all the parking space information of the industrial park, the location of the parking spaces is classified and planned through the entrance planning and classification module according to the positions of each entrance of the industrial park, so that the parking space information similar to each entrance is classified and displayed in each of the industrial parks. The entrance guidance terminal at the entrance realizes classified planning and displays parking space information, so that vehicles entering the industrial park at each entrance can park in the nearest parking space, allowing vehicles entering the industrial park from each entrance to flow in an orderly manner, and reducing the internal traffic burden of the industrial park.

The invention discloses a navigation robot and a method for calibrating its moving area, wherein, the navigation robot includes a casing, a control module and a light-emitting module arranged on the casing, the light-emitting module is electrically connected to the control module, and the control module has a Receive the signal input end of the motion command, and the control module drives the light emitting module to perform light display in the corresponding area around the casing according to the received motion command. The technical solution of the invention enables the navigating robot to display and demarcate the area to be passed, give an intuitive movement trend reminder, and avoid situations such as collisions between humans and the robot or multiple avoidances.