一种可调节式撬杠
By designing an adjustable pry bar and utilizing a combination of an inverted L-shaped mounting slot and a positioning rod, the inconvenience caused by the fixed ground support point of existing pry bars is solved, achieving adaptability to various height requirements and ease of operation, thus improving construction efficiency.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- THE SECOND CONSTR OF CHINA CONSTR EIGHTH ENG DIV
- Filing Date
- 2025-07-30
- Publication Date
- 2026-07-17
AI Technical Summary
The existing pry bar has its support point fixed to the ground, which is inconvenient to use and difficult to operate, and it is difficult to adapt to various height requirements.
An adjustable pry bar was designed, including a support frame, a rotating component, and a pry bar. Through the combination of an inverted L-shaped mounting groove and a positioning rod, the height of the pry bar can be adjusted and fixed to adapt to the prying of objects of different heights.
The pry bar has improved adaptability and ease of operation, enabling quick adjustment of template joint width and rebar protective layer, thus simplifying construction operations.
Smart Images
Figure CN224513141U_ABST
Abstract
Claims
1. An adjustable crowbar, characterized in that, It includes a support frame and a rotating component mounted on the support frame, wherein a pry bar is provided on the rotating component; The support frame includes a pedal, on which a mounting cylinder is provided. Inverted L-shaped mounting grooves are opened at equal intervals from low to high above the pedal and on the side wall of the mounting cylinder. The rotating component is provided in the inverted L-shaped mounting groove. The rotating component includes a horizontal sleeve disposed in an inverted L-shaped mounting groove, a rotating rod disposed in the horizontal sleeve, a pry bar disposed at one end of the rotating rod, and a limit plate disposed at the other end of the rotating rod passing through the horizontal sleeve; A positioning rod is vertically installed in the installation cylinder, and the end of the positioning rod abuts against the rotating component.
2. The adjustable crowbar of claim 1, wherein, The inner wall of the mounting cylinder near the top is provided with an internal thread, the outer surface of the positioning rod is provided with an external thread that cooperates with the internal thread, and the top of the positioning rod is provided with a handle.
3. The adjustable crowbar of claim 1, wherein, The end of the rotating rod is provided with a mounting sleeve, and the pry bar is installed in the mounting sleeve.
4. The adjustable crowbar of claim 2, wherein, The horizontal sleeve is provided with annular limiting plates at both ends, and the mounting vertical cylinder is provided between the two annular limiting plates.