Grounded Temperature Sensor Assembly for Small-Object Measurement
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Conventional temperature sensors face challenges in accurately measuring small objects due to difficulty in mounting and grounding, leading to complex and costly designs with inefficient heat conduction and potential electrical interference.
Innovation Solution
A compact temperature measuring assembly with a thermally conductive body, including a tubular portion, protruding portion, and ground flange, integrated or assembled for secure mounting and grounding, utilizing an insulating thermally conductive material to enhance heat conduction and prevent electrical interference, along with a transmission line for signal transmission.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If a conventional temperature sensor probe is used to measure small objects, then the temperature measurement function is provided, but the mounting difficulty and grounding complexity increase significantly
Solution Approach 1:
The patent combines the temperature measuring element, thermally conductive body, and ground flange into an integrated assembly. The ground flange is directly formed as part of the thermally conductive body structure, merging the thermal conduction function and grounding function into a single component, thereby simplifying mounting and grounding operations while maintaining measurement accuracy
Solution Approach 2:
The thermally conductive body serves multiple functions simultaneously: it conducts heat from the object to the temperature measuring element, provides a ground connection through the ground flange, and acts as a mounting structure. This multi-functionality reduces the number of separate components needed and simplifies the overall device complexity
2Ease of operation
If the temperature measuring assembly is simplified for small objects, then mounting becomes easier, but heat conduction efficiency may deteriorate
Solution Approach 1:
The patent uses different materials with optimized properties for different parts of the assembly. The thermally conductive body is made of material with high thermal conductivity to ensure efficient heat transfer, while the ground flange provides electrical grounding. This local optimization of material properties ensures both ease of mounting and heat conduction efficiency
3Ease of manufacture
If integrated structure is used for temperature measuring assembly, then manufacturing cost is reduced, but electrical interference risk may increase
Solution Approach 1:
The patent introduces an insulating material between the thermally conductive body and the temperature measuring element. This insulating layer acts as an intermediary that provides electrical isolation to prevent interference while allowing thermal conduction, thus resolving the conflict between integrated manufacturing and electrical interference prevention
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 enables accurate, cost-effective temperature measurement with reduced manufacturing complexity, improved heat conduction, and reliable grounding, achieving measurement accuracy with minimal error, suitable for various object sizes and types.
Implementation Method 1
an insulating thermally conductive material to enhance heat conduction and prevent electrical interference
Implementation Method 2
The temperature measuring element is configured to generate a measurement signal indicative of a temperature of an object to be measured
Implementation Method 3
a ground flange located at the protruding portion and configured to connect with a ground terminal to ground the thermally conductive body
Data Source
Figure 1
Figure 2
Figure 3a~3b
AI summary
One or more embodiments of the present disclosure relate to a temperature measuring assembly for a temperature sensor, a temperature sensor, and an electrical system. A temperature measuring assembly (100) for a temperature sensor comprises: a temperature measuring element (10) configured to generate a measurement signal indicative of a temperature of an object to be measured (1A, 1B); a thermally conductive body (20) configured to conduct heat of the object to be measured (1A, 1B) to the temperature measuring element (10), the thermally conductive body (20) comprising: a tubular portion (21) configured to receive the temperature measuring element (10); a protruding portion (22) extending from the tubular portion (21) and configured to abut against a surface of the object to be measured (1A, 1B); and a ground flange (23) located at the protruding portion (22) and configured to connect with a ground terminal (30) to ground the thermally conductive body (20). The temperature measuring assembly has advantages such as a compact structure, convenient use and low manufacturing cost.