Drill bit for constructing cast-in-situ bored pile and hole forming method using same
A technique for drilling cast-in-situ piles and drill bits, which is applied in the direction of drill bits, drilling tools, and sheet pile walls, etc., which can solve the problems of troublesome and laborious replacement process, buried drill bits, and poor operability, so as to achieve fast construction process and save time cost, cost reduction effect
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment Construction
[0028] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.
[0029] like figure 2 , image 3 , Figure 4 Shown, the present invention is used for the drill bit of construction bored cast-in-place pile, and it comprises hollow foundation bar 1, drill tip 2, back-up ring 3, a plurality of connecting plates 4 and scraper 5 identical with connecting plate 4 number. In this embodiment, there are three connecting plates 4 and three scrapers 5 .
[0030] The top of the base rod 1 is provided with a connecting part 6; specifically, the drill rod of the drilling rig is provided with a male buckle and the base rod 1 of the drill bit is provided with a female buckle, and both male and female are tightened and connected, and the described connecting part 6 is the female buckle.
[0031] The inner ends of the three connecting plates 4 are all welded on the base bar 1 and distributed evenly along the circumference...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com