Groove-Free Pipe Clamp Positioning Ring for Axial Pull Resistance
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Solution Overview
Problem
Existing pipe clamps face challenges in maintaining a secure connection without grooves, particularly in resisting axial forces from water pressure to prevent separation of pipes from the clamp.
Innovation Solution
A groove-free quick-insert pipe clamp utilizing a positioning ring that deforms to tighten around the pipe under axial force, combined with a processing device for efficient manufacturing of the positioning ring, ensuring a secure fit.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a groove-free quick-insert pipe clamp is used to simplify the connection process, then the manufacturing complexity is reduced, but the ability to resist axial forces from water pressure deteriorates
Solution Approach 1:
The positioning ring is designed to dynamically change its inner diameter through elastic deformation. When axial force is applied, the positioning ring deforms to shrink its inner diameter, transforming from a static structure to a dynamic one that adapts to the pipe surface, thereby maintaining secure connection without requiring complex groove machining
Solution Approach 2:
The inner diameter parameter of the positioning ring is changed through elastic deformation under axial load. This parameter change allows the positioning ring to transition between different diameter states, enabling it to conform to the pipe outer surface and resist axial forces effectively while keeping the overall structure simple
2Strength
If the positioning ring deforms to tighten around the pipe under axial force, then the axial force resistance is improved, but the structural complexity increases
Solution Approach 1:
The positioning ring performs self-service by automatically deforming under axial force to tighten around the pipe. The elastic material inherently provides the deformation capability without requiring additional actuators or complex mechanisms, achieving axial force resistance through the material's own elastic properties
Solution Approach 2:
The positioning ring is constructed as a flexible elastic structure that can deform radially. This flexible shell design allows the ring to conform to the pipe surface and maintain contact pressure under axial load, achieving secure connection with minimal structural complexity
3Reliability
If a groove rolling machine is used to machine circular grooves, then the connection security is improved, but the pipe end strength deteriorates due to inevitable damage
Solution Approach 1:
The invention extracts and eliminates the groove machining step from the connection process. By removing the requirement for circular groove machining, the pipe end strength is preserved while connection security is maintained through the elastic deformation mechanism of the positioning ring that adapts to the smooth pipe surface
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 provides a secure and efficient connection by deforming the positioning ring to resist axial forces, enhancing the clamp's ability to maintain pipe integrity under pressure.
Implementation Method 1
a positioning ring (2) which is movably installed in the installation cavity and realizes shrinkage of an inner diameter by deformation
Implementation Method 2
a bevel group (3) matched with each other is arranged between the side wall of the installation cavity and the positioning ring (2)... the side wall of the installation cavity squeezes the positioning ring (2) toward the centre
Data Source
Figure 1~2
Figure 3
Figure 4~5
AI summary
A groove-free quick-insert pipe clamp includes a pipe clamp group (1) which is combined and fixed with each other and is sleeved between butted pipes (00), an installation cavity arranged inside the pipe clamp group, and a positioning ring (2) which is movably installed in the installation cavity and realizes shrinkage of an inner diameter by deformation. A bevel group (3) matched with each other is arranged between a side wall of the installation cavity and the positioning ring. When the pipe moves away from the pipe clamp group, the side wall of the installation cavity is driven to move relative to the positioning ring, and the side wall of the installation cavity squeezes the positioning ring toward the axial direction of the pipe through the bevel group. The pipe clamp can tightly press the pipe by the positioning ring through deformation of the shrinkage of the diameter of the positioning ring under the generated axial force when the pipe separates from the pipe clamp, so as to realize the braking work.