Control method for cracking of welding position of hoop reinforcing rib
By optimizing the tangent angle between the reinforcement rib plate and the rounded corners of the clamping ring and conducting stress analysis, the cracking problem at the welding of the clamping ring reinforcement rib plate is solved, and the stability and economical improvement of the structure is achieved.
CN119646944AActive Publication Date: 2025-03-18HEBEI UNIV OF ENG +1
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Patent Information
- Application Number
- CN202411759615.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-03
- Publication Date
- 2025-03-18
- Estimated Expiration
- 2044-12-03
AI Technical Summary
Technical Problem
The prior art is difficult to effectively control the cracking problem at the welding of the hoop reinforcement plate, and increasing the distance between the bolt and the pipe will reduce economicality.
Method used
By optimizing the tangent angle between the reinforcement plate and the rounded corners of the clamp, a finite element model is established for stress analysis, and the optimal tangent position is obtained to reduce stress concentration at the welding and improve load transfer ability.
Benefits of technology
It effectively reduces the stress concentration at the welding of reinforcement plates, reduces the risk of cracking, and improves the load transfer capacity of the structure, ensuring the stability and economicality of the structure.
✦ Generated by Eureka AI based on patent content.
Abstract
The invention discloses a method for controlling cracking at a welding position of a hoop reinforcing rib, which comprises the following steps of: optimizing a chamfer at a reinforcing rib plate and a hoop fillet to obtain an optimized drawing; establishing a finite element model, and performing stress analysis and comparison on the optimized drawing and rib plates with different corner cutting sizes on the two sides of the hoop to obtain the stress distribution condition of the reinforcing rib plates in the hoop; based on the stress distribution condition of the reinforcing rib plate in the hoop, the optimal corner cutting position is obtained, the problem that the welding portion of the reinforcing rib plate of the hoop cracks is solved, and a new method is provided for stably improving the quality of a hoop product.
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