Battery Terminal Block Groove for Secure Temperature Sensor Mounting

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Solution Overview

Problem

Existing temperature monitoring methods for batteries, such as sticking sensors onto terminal blocks, risk detachment and instability.

Innovation Solution

A terminal block design with accommodating grooves for temperature sensors, allowing secure mounting and increased contact surfaces for firm fixation, reducing detachment risk.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If temperature sensors are stuck onto the terminal block, then temperature monitoring is achieved, but the temperature sensor risks detachment and instability

Engineering Contradiction:
Improvetemperature sensor stabilityVSAvoidterminal block structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The temperature sensor is nested within an accommodating groove on the terminal block body, with the groove providing a recessed space that receives and secures the sensor. This nesting structure prevents detachment while maintaining a compact design, as the sensor is housed within the terminal block rather than being externally mounted.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The accommodating groove is provided locally on the terminal block body at a specific position where temperature monitoring is needed. This localized structural feature concentrates the fixation function at the precise location required, improving sensor stability without adding complexity to the entire terminal block structure.

Inventive Principle:
Principle #3Local quality

2Reliability

If temperature sensors are stuck onto the terminal block, then temperature monitoring is achieved, but the fixation is unstable and detachment risk exists

Engineering Contradiction:
Improvetemperature sensor fixationVSAvoidsensor mounting process
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The accommodating groove provides a pre-formed recessed space within the terminal block body that directly receives the temperature sensor. This nesting structure eliminates the need for separate mounting brackets, adhesives, or fastening operations, allowing the sensor to be securely positioned through simple placement into the groove during assembly.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The accommodating groove is pre-formed as an integral part of the terminal block structure during terminal block manufacturing. This preliminary creation of the mounting feature eliminates the need for post-assembly modification or complex mounting procedures, thereby simplifying the overall sensor installation process while ensuring stable fixation.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20250253490A1Terminal block, terminal block assembly and battery module
Publication Date: 2025.08.07 EVE ENERGY STORAGE CO LTD
  • US20250253490A1 patent drawing
  • US20250253490A1 patent drawing
  • US20250253490A1 patent drawing

AI summary

A terminal block, a terminal block assembly and a battery module are provided. The terminal block includes at least two cell connection bodies and a terminal connection body. The at least two cell connection bodies are arranged at intervals, and the cell connection bodies are configured to connect with poles of cells. The terminal connection body is connected between two adjacent cell connection bodies. The cell connection body is provided with an accommodating groove, which is configured to accommodate and mount a temperature sensor.