Intelligent Traffic Marking Spraying Device Automation
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Solution Overview
Problem
Existing traffic marking machines require manual measurement and skilled operation, leading to inefficiencies and potential errors in spraying traffic markings, resulting in high labor costs and low work efficiency.
Innovation Solution
A device with a fixed baseplate, control box, handrail, drive motor, and nozzles, equipped with a controller that automatically controls solenoid valves and a speed sensor to spray two-dimensional traffic markings, reducing the need for manual intervention and improving construction quality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If manual measurement and skilled operation are used for traffic marking, then workers can control the marking machine to spray, but work efficiency is low and operation errors are frequent
Solution Approach 1:
The patent replaces manual mechanical measurement and operation with an automated control system. The controller automatically controls solenoid valves based on pre-stored road marking patterns, eliminating the need for manual ruler measurement, fixed point marking, and throwing rope operations. This substitution of mechanical manual operations with automated electronic control directly resolves the contradiction by improving productivity while reducing operation complexity.
Solution Approach 2:
The marking machine is equipped with automatic control capabilities where the controller autonomously manages the solenoid valves and spray process based on stored programming. The system serves itself by automatically controlling the opening and closing of solenoid valves according to pre-stored road marking information, without requiring skilled workers to manually operate each component. This self-service automation improves work efficiency while simplifying operational requirements.
2Manufacturing precision
If manual ruler measurement and fixed point throwing rope are used for setting out, then workers can establish marking positions, but construction efficiency is affected and project quality may be compromised
Solution Approach 1:
The controller is pre-stored with road marking information including patterns, positions, and dimensions before the marking operation begins. This preliminary preparation of marking data eliminates the need for on-site manual measurement and setting out operations. The system directly uses the pre-stored information to automatically position and execute markings, thereby improving both marking precision and reducing the time spent on setting out operations.
Solution Approach 2:
The patent replaces manual measurement tools (rulers, throwing ropes) with an automated electronic positioning system. The controller uses pre-stored digital information to determine marking positions and dimensions, substituting mechanical measurement methods with electronic control. This substitution achieves higher marking precision while eliminating the time-consuming manual setting out process.
3Ease of manufacture
If skilled workers are required to operate the marking machine, then marking can be performed, but labor costs are high and technical requirements are stringent
Solution Approach 1:
The marking machine incorporates automatic control functionality where the controller autonomously manages the solenoid valves and spray process based on pre-stored road marking patterns. This self-service capability allows operators with basic training to operate the machine, eliminating the need for highly skilled workers. The system handles the complexity internally while presenting a simple interface to the operator, thereby improving operation accessibility without reducing the underlying control system complexity.
4Reliability
If marking errors occur during manual operation, then wrong icons need to be cleared and marked again, but labor is wasted and work efficiency decreases
Solution Approach 1:
The patent replaces manual operation with automated electronic control where the controller precisely manages solenoid valve activation based on pre-stored marking information. This electronic control system eliminates human errors in measurement, positioning, and operation that lead to marking mistakes. By substituting manual mechanical operations with automated control, the system achieves high marking accuracy and eliminates rework time, directly resolving the contradiction between reliability and time loss.
Data Source
AI summary
An automatic and intelligent spraying device for traffic marking intelligent. The spraying device for traffic marking includes a fixed bottom plate, a coating storage tank, a control box provided with a controller, an armrest, a row of nozzles, a speed sensor, and a driving motor. The coating storage tank is connected with coating pipes equipped with an electromagnetic valve. The fixed bottom plate is provided with a driving motor and rotating wheels. The driving motor drives the rotating wheels to move. The speed sensor is electrically connected with the controller and the driving motor. The controller controls a speed of the driving motor according to speed information detected by the speed sensor. The controller controls the driving motor, and controls the row of nozzles to spray according to a preset spray marking and spray pattern through the electromagnetic valve.