Multifunctional Pliers for Metal Clamp Cutting and Removal

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Solution Overview

Problem

Conventional tools for fixing or cutting pipe-connecting metal clamps are designed with single functions, making them inconvenient and inefficient, particularly in disassembly and maintenance, leading to material waste, increased costs, and reduced work efficiency due to the need for multiple tools and labor-intensive processes.

Innovation Solution

A pair of multifunctional pliers with a cutting head and clamping mechanism that allows for easy cutting and removal of metal clamps, featuring a gap for clamp insertion and a limiting structure to facilitate efficient disassembly and assembly of pipeline connections with a single tool.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional single-function pliers are used for metal clamps, then the clamping function is reliable, but multiple tools are needed for cutting and disassembly, increasing tool complexity and reducing work efficiency

Engineering Contradiction:
Improvework efficiencyVSAvoidnumber of tools
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent combines cutting function and clamping function into a single pliers tool. The pliers head includes both a cutting head with cutting edges and a clamping head with clamping portions, allowing operators to perform cutting, clamping, and disassembly operations with one tool instead of multiple separate tools.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The pliers are designed with multi-functional capabilities to handle different operations on metal clamps. The cutting head can cut metal clamps, the clamping head can clamp and lock metal clamps, and the groove structure can contain and remove clamp ends, making the tool universal for various pipe installation and maintenance tasks.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If special cutting pliers for plastic pipes are used, then cutting function is provided, but they can only cut one type of pipe clamp, reducing adaptability

Engineering Contradiction:
Improvecompatibility with different clampsVSAvoidnumber of specialized tools
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The pliers are designed with multi-functional capabilities to handle different operations on metal clamps. The cutting head can cut metal clamps, the clamping head can clamp and lock metal clamps, and the groove structure can contain and remove clamp ends, making the tool universal for various pipe installation and maintenance tasks.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Reliability

If metal clamps are fixed tightly for secure connection, then connection reliability is improved, but disassembly becomes difficult, increasing time and labor

Engineering Contradiction:
Improveconnection reliabilityVSAvoidease of disassembly
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The pliers head is segmented into distinct functional portions: a cutting head with cutting edges for cutting the metal clamp, and a clamping head with clamping portions for clamping and locking the clamp. This segmentation allows each portion to be optimized for its specific function while working together in sequence.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The groove structure is designed to contain the ends of the metal clamp before removal. This preliminary containment action prepares the clamp ends for easy removal after cutting, facilitating the disassembly process by preventing the cut ends from scattering or causing injury.

Inventive Principle:
Principle #10Preliminary action

4Adaptability or versatility

If operators carry multiple specialized pliers for different clamps, then functionality is comprehensive, but tool weight and management difficulty increase

Engineering Contradiction:
Improvecoverage of clamp typesVSAvoidtotal tool weight
Core Design Contradiction:
Adaptability or versatilityVSWeight of moving object

Solution Approach 1:

The patent combines cutting function and clamping function into a single pliers tool. The pliers head includes both a cutting head with cutting edges and a clamping head with clamping portions, allowing operators to perform cutting, clamping, and disassembly operations with one tool instead of multiple separate tools.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS20240316731A1Multifunctional pliers
Publication Date: 2024.09.26 LINK TECH TIANJIN METAL PROD
  • US20240316731A1 patent drawing
  • US20240316731A1 patent drawing
  • US20240316731A1 patent drawing

AI summary

Multifunctional pliers, which relate to a technical field of hand tools, include: a plier head and a plier handle, wherein a cutting head is provided at two side portions of the plier head, which has two edges fitting side portions of two ends of a metal clamp, and a gap is formed between the two edges for containing the two ends of the metal clamp. The multifunctional pliers make the operation more convenient and faster by adding the metal clamp cutting function, thereby saving time and cost, improving work efficiency, and reducing maintenance cost. The multifunctional pliers provide the users with a convenient and efficient choice of tools, which is an ideal assistant for modern pipeline engineering construction and maintenance.