Liquid oxygen phase change fracturing device and drilling and blasting process
By designing a liquid oxygen phase change fracturing device, drilling and blasting are integrated, solving the problem of needing additional equipment to install blasting media in existing technologies and improving the tunneling efficiency of rock drilling rigs.
CN122359042APending Publication Date: 2026-07-10YUNNAN DIQING NONFERROUS METAL CO LTD
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Patent Information
- Application Number
- CN202610495003.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2026-04-15
- Publication Date
- 2026-07-10
AI Technical Summary
Technical Problem
Existing rock drilling rigs require additional equipment to install blasting media after drilling, which increases working time and reduces tunneling efficiency.
Method used
Design a liquid oxygen phase change fracturing device that integrates a drill bit and a fracturing tube. Through a movable structure and a conversion structure, drilling and blasting are integrated, and drilling and blasting operations can be completed using the same equipment.
Benefits of technology
It improved tunneling efficiency, reduced the number of equipment replacements, and increased work efficiency.
✦ Generated by Eureka AI based on patent content.
Abstract
The invention relates to a liquid oxygen phase change fracturing device and a drilling and blasting technology, and relates to the technical field of blasting, the liquid oxygen phase change fracturing device comprises a vehicle body, a movable structure and a conversion structure, the movable structure is arranged on one side of the vehicle body and comprises a telescopic arm and a rotating base, one end of the telescopic arm is rotationally connected with the vehicle body, and the other end of the telescopic arm is rotationally connected with the rotating base; the other end of the telescopic arm is rotationally connected with the rotary base; the conversion structure comprises a base, a conversion head and a first driving part, the base is mounted on the rotating base, and the conversion head is rotationally connected to the base and provided with a first mounting hole and a second mounting hole; a drill bit is arranged in the first mounting hole, a fracturing pipe is mounted in the second mounting hole, and the first driving part is mounted on the base and used for pushing the drill bit or the fracturing pipe to move. Through combination of drilling and explosion, a mine is tunneled, and the effect of improving the tunneling efficiency is achieved.
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