Slide Gate Assembly for Horizontal Mixers with Self-Cleaning Scraper
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Solution Overview
Problem
Existing slide gate assemblies for horizontal mixers are cumbersome and time-consuming to remove and clean, often leading to residual material buildup and jamming issues due to complex disassembly processes.
Innovation Solution
A slide gate assembly with a mounting plate, top plate, and slide plate that is slidable between closed and open positions, featuring a framing seal and scraper bar for efficient material handling and easy cleaning, utilizing pneumatic actuators for smooth operation and a removable design with no tool requirements.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a traditional slide gate assembly is used for horizontal mixers, then material passage can be controlled, but the assembly becomes complex and time-consuming to remove and clean
Solution Approach 1:
The slide gate assembly is divided into separate components: the slide plate, mounting plate, top plate, and framing seal can be independently removed and cleaned. This segmentation allows each part to be easily accessed and cleaned without disassembling the entire assembly, directly resolving the contradiction between ease of cleaning and structural complexity.
2Reliability
If a complex slide gate design is used, then sealing and material control are improved, but residual material buildup and jamming occur due to complex disassembly processes
Solution Approach 1:
The framing seal is extracted as a separate removable component that can be easily taken out for cleaning. This allows the seal to maintain its sealing function during operation while being independently accessible for cleaning, preventing material buildup in the sealing areas without compromising sealing performance.
Solution Approach 2:
The scraper bar is positioned to preliminarily remove material from the slide plate surface before the plate reaches the closed position. This preliminary cleaning action prevents material buildup that could lead to jamming, while the seal bar provides additional cleaning contact to ensure the slide plate remains free of residual material.
3Ease of operation
If a simple slide gate design is used, then ease of cleaning is improved, but operational smoothness and material handling efficiency decrease
Solution Approach 1:
The scraper bar and seal bar are positioned to automatically scrape material from the slide plate during its normal opening and closing operations. This self-cleaning mechanism maintains operational efficiency without requiring separate manual cleaning steps, achieving both ease of maintenance and high productivity.
Data Source
AI summary
A slide gate assembly includes a mounting plate with a through opening and an upper surface, and a top plate with a through opening and lower surface, wherein the through opening of the top plate aligns with the through opening of the mounting plate. A slide plate is mounted between the lower surface of the top plate and the upper surface of the mounting plate, wherein the slide plate is slidable between a closed position and an open position, wherein, in the closed position the slide plate blocks material passage from the opening of the top plate to the opening of the bottom plate, wherein, in the open position, the slide plate permits material passage from the opening of the top plate to the opening of the bottom plate.