Bamboo Fiber Drying Cylinder with Fixed Heaters
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Solution Overview
Problem
Existing bamboo fiber production devices face issues with line winding of the heating module and difficulty in removing dried bamboo due to high temperatures, which hinder efficient drying and operational usability.
Innovation Solution
A bamboo fiber production device design featuring a drying cylinder with electric heating plates, a screen cylinder, and air guide mechanisms that allow for hot air circulation and cooling, along with a rotating mechanism to prevent line winding and facilitate easy bamboo removal.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If the heating module is placed inside the rotating roller for drying bamboo, then the drying effect is improved, but the heating module lines get wound up affecting normal operation
Solution Approach 1:
The heating module is extracted from the rotating roller and placed in a fixed position outside the roller. The roller rotates independently while the heating module remains stationary, eliminating the line winding problem while maintaining the drying function through radiant and convective heating.
Solution Approach 2:
Hot air circulation serves as an intermediary medium between the fixed heating module and the rotating bamboo. The heating module heats the air, which then circulates around the rotating bamboo, transferring thermal energy without requiring the heating module itself to rotate.
2Productivity
If the roller operates at high temperature for effective drying, then the drying speed is improved, but it becomes difficult to remove the dried bamboo timely
Solution Approach 1:
The drying system is segmented into a heating zone and a cooling zone. The roller can be stopped at different positions to allow dried bamboo to cool down in the cooling zone before removal, separating the high-temperature drying function from the low-temperature removal function.
Solution Approach 2:
The system performs preliminary cooling of the dried bamboo by allowing it to remain in the drying chamber after the heating cycle, or by using the cooling fan to reduce the temperature before removal, making the bamboo safe to handle and remove timely.
3Productivity
If water drops are evaporated to the bamboo surface to accelerate drying, then the internal water evaporation is improved, but the water drops and impurities on the surface slow down further evaporation
Solution Approach 1:
The drying process uses periodic action by alternating between phases of water drop application for internal evaporation acceleration and phases of surface drying for impurity removal. The rotating roller continuously presents fresh bamboo surfaces to the heating zone, preventing prolonged accumulation of surface impurities.
Solution Approach 2:
The rotation of the roller creates mechanical movement that prevents water drops and impurities from accumulating in one location on the bamboo surface. The continuous rotation distributes and eventually sheds these substances, maintaining effective evaporation surfaces.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The solution effectively accelerates the drying process, prevents line winding of heating elements, and allows for safe and timely removal of dried bamboo, enhancing operational efficiency and safety.
Implementation Method 1
two electric heating plates are fixedly connected to an inner right side wall of the drying cylinder
Implementation Method 2
a first air guide mechanism and a second air guide mechanism communicated with an interior of the drying box are fixedly connected at both ends of the drying box respectively
Implementation Method 3
a rotating rod is rotationally connected between the two mounting plates... a driving mechanism is arranged on the upper surface of the base, and the driving mechanism is transmission-connected with the rotating rod
Data Source
AI summary
A bamboo fiber production device includes a base and a drying cylinder, two electric heating plates are fixedly connected to an inner right side wall of the drying cylinder symmetrically, a screen cylinder is arranged inside the drying cylinder, two groups of connecting rods are fixedly connected to a side wall of the screen cylinder symmetrically, the other end of each of the connecting rods is fixedly connected to an inner wall of the drying cylinder; a cover plate is arranged on a left end of the drying cylinder, a connecting block is fixedly connected to a front side of the cover plate, a shaft pin is fixedly sheathed with the connecting block, L-shaped plates are rotationally connected to rod walls, the two L-shaped plates are fixedly connected to an outer wall of the drying cylinder; a drying box is fixedly connected to top outer wall of the drying cylinder.