Chute Monomer Dispenser for Polymerization Apparatus
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Solution Overview
Problem
The existing cylindrical monomer dispensers for super absorbent polymer production often form dead zones where the monomer flow is blocked, leading to the accumulation of foreign substances that damage the belt of the polymerization apparatus and reduce efficiency.
Innovation Solution
A chute type monomer dispenser is designed with a slanted dispenser body and guide protrusions to ensure uniform monomer flow, combined with an injection pipe and injector that sprays the initiator and foaming agent, preventing blockages and maintaining a stable flow.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a cylindrical dispenser with discharge channels is used to feed monomer, then the monomer can be discharged through branched channels, but dead zones form where monomer flow is blocked causing foreign substance generation
Solution Approach 1:
The dispenser is divided into a main channel for monomer supply and multiple discharge channels that are inclined relative to the main channel. This segmentation allows the monomer to flow smoothly from the main channel into the discharge channels without forming dead zones, as the inclined design ensures continuous flow and prevents material accumulation.
Solution Approach 2:
The discharge channels are designed to be inclined at a specific angle relative to the main channel, introducing a dimensional aspect to the flow path. This angular arrangement creates a more efficient flow trajectory that prevents stagnation and eliminates dead zones where foreign substances could accumulate.
2Ease of operation
If initiator and foaming agent are injected together with monomer through the discharge channel, then mixing occurs during discharge, but foreign substances accumulate and block the outlet
Solution Approach 1:
The initiator and foaming agent are injected into the main channel before the monomer reaches the discharge channels. This preliminary injection allows the additives to be distributed along the main channel flow path, ensuring they are properly mixed with the monomer before discharge without creating blockages in the discharge channels themselves.
Solution Approach 2:
Different regions of the dispenser serve different functions: the main channel is optimized for additive injection and initial mixing, while the discharge channels are designed specifically for smooth monomer flow. This local differentiation ensures that the discharge channels remain clear of foreign substances while still achieving proper mixing through the inclined geometry.
3Reliability
If the monomer flow is blocked in dead zones, then foreign substances are generated, but maintaining continuous flow requires redesigning the dispenser structure
Solution Approach 1:
The discharge channels are inclined at an angle relative to the main channel, creating a three-dimensional flow path that prevents dead zones. This angular configuration ensures that gravity and flow pressure continuously move the monomer through the discharge channels without stagnation, maintaining flow continuity without requiring complex mechanical components.
Solution Approach 2:
The dispenser channels are designed with smooth curved transitions rather than sharp angles or abrupt changes. The curved geometry of the main channel and discharge channels ensures continuous flow by eliminating corners or recesses where material could accumulate, maintaining reliability while keeping the structure relatively simple.
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
This design enhances the flow rate and stability of monomer feeding, preventing foreign substance accumulation and reducing the risk of belt damage in the polymerization apparatus.
Implementation Method 1
a chute type monomer dispenser including: a chute dispenser installed to be slanted in a direction of a polymerization apparatus, injecting a monomer to the polymerization apparatus through an injection pipe
Implementation Method 2
an injector injecting an initiator and a foaming agent to the injection portion
Data Source
Figure 1
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AI summary
Disclosed herein is a chute type monomer dispenser including: a chute dispenser installed to be slanted in a direction of a polymerization apparatus, injecting a monomer to the polymerization apparatus through an injection pipe, and having an injection portion opened at an upper portion of the chute dispenser; and an injector injecting an initiator and a foaming agent to the injection portion.