Height Gauge Baffle Design for Contamination Protection
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Solution Overview
Problem
Existing height gauges lack effective protection against contaminants such as oil, water, and dirt, which can enter through openings and compromise the optical rule and internal mechanisms, and they are also susceptible to vibrations and external shocks.
Innovation Solution
Incorporating a baffle inside the housing to separate the longitudinal opening from the guide and prevent dirt from entering, while ensuring the measuring head's movement is not disrupted, and providing a watertight housing for the table console with connections led through the foot to minimize openings and protect against shocks.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a longitudinal opening is provided in the housing around the vertical guide, rule and carriage, then the measuring head can be connected with the carriage, but impurities can still enter the opening and contaminate the optical rule and internal mechanisms
Solution Approach 1:
A baffle is introduced as an intermediary element between the longitudinal opening and the internal components (optical rule, carriage). The baffle blocks contaminants from reaching these components while still allowing the measuring head to connect with the carriage through the opening, thus resolving the contradiction between operational accessibility and protection against harmful factors.
2Reliability
If the housing is made watertight with minimal openings, then protection against contaminants and shocks is improved, but the measuring head's movement and connection may be disrupted
Solution Approach 1:
The housing design applies local quality by creating different protection levels in different regions: the main housing body is made watertight with minimal openings for maximum protection, while the longitudinal opening area maintains accessibility for measuring head connection. The baffle further refines this by providing localized protection at the opening without compromising the overall watertight design.
3Ease of operation
If openings are provided for measuring head connection, then ease of operation is maintained, but cleaning becomes more difficult and contamination risk increases
Solution Approach 1:
The baffle serves as a mediator that separates the contamination-prone opening area from the internal components. This design allows the opening to remain accessible for measuring head connection while the baffle itself becomes the primary surface that accumulates contaminants, making cleaning simpler as it focuses on the baffle rather than internal optical components.
Data Source
AI summary
A vertical length measuring device (100) is disclosed that comprises a vertical guide (20), at least one carriage (35) that is led vertically by the guide (20), and a driving organ (130, 150) for the at least one carriage (35). A housing (120) placed around the vertical guide (20), the carriage (35) and the driving organ (130, 150), has a longitudinal opening (121), and is fastened at a foot (33) of the length measuring device (100). A measuring head (40) is placed outside the housing (120) and is connected with the carriage through the opening (121) of the housing (120). The invention is characterized in that behind the opening (121) of the housing (120) inside the housing (120), a baffle (125) is placed. This advantageously prevents penetration of oil, water and dirt from outside.