一种螺旋钢管质量检测用试验机
By designing a testing machine for spiral steel pipe quality inspection, and utilizing a combination structure of hydraulic cylinder and sealing gasket, the problem of water splashing after the hydrostatic test of spiral steel pipe was solved, thus achieving a safe and efficient testing process.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- 唐山合源钢管有限公司
- Filing Date
- 2025-07-31
- Publication Date
- 2026-07-17
Smart Images

Figure CN224518381U_ABST
Abstract
Claims
1. A testing machine for inspecting the quality of spiral steel pipes, characterized in that: The system includes a water storage tank (1), a water storage trough (11) with the upper surface of the water storage tank (1) facing downwards, a fixed plate (2) fixedly connected to the upper surface of the water storage tank (1), a movable pressure plate (3) provided on the upper surface of the water storage tank (1), a hydraulic cylinder (4) fixedly connected to the upper surface of the water storage tank (1) for driving the movable pressure plate (3) to move, a pair of support components (5) for supporting the spiral steel pipe connected to the water storage tank (1), a first sealing gasket (31) fixedly connected to the movable pressure plate (3), a second sealing gasket (21) fixedly connected to the fixed plate (2), a water filling pipe (32) fixedly connected to the movable pressure plate (3), a water supply component (6) provided between the water filling pipe (32) and the water storage tank (1), a drain pipe (22) fixedly connected to the fixed plate (2), a solenoid valve (221) connected to the drain pipe (22), and the lower end of the drain pipe (22) placed in the water storage trough (11).
2. The testing machine for the quality of the spiral steel pipe according to claim 1, characterized in that: A water pressure gauge (23) is fixedly connected to the side of the fixed plate (2) away from the movable pressure plate (3). A third sealing gasket (24) is provided between the water pressure gauge (23) and the fixed plate (2). The probe of the water pressure gauge (23) is inserted into the fixed plate (2).
3. The testing machine for the quality of the spiral steel pipe according to claim 1, characterized in that: The support assembly (5) includes a support rod (51) fixedly connected to the bottom of the water storage tank (11), a support plate (52) fixedly connected to the top of the support rod (51), and a plurality of support rollers (53) for supporting the spiral steel pipe rotatably connected to the upper surface of the support plate (52).
4. The testing machine for the quality of the spiral steel pipe according to claim 3, characterized in that: The support roller (53) is fixedly sleeved with a rubber pad (531).
5. The testing machine for the quality of the spiral steel pipe according to claim 1, characterized in that: The lower surface of the movable pressure plate (3) is fixedly connected to a slider (33), the inner wall of the water storage tank (1) is fixedly connected to a connecting plate (12), the upper surface of the connecting plate (12) is fixedly connected to a slide rail (121), and the slider (33) is slidably connected to the slide rail (121).
6. The testing machine for the quality of the spiral steel pipe according to claim 5, characterized in that: The movable pressure plate (3) is fixedly connected to a pair of guide rods (34) on the side near the hydraulic cylinder (4), and a pair of fixing blocks (13) are fixedly connected to the upper surface of the water storage tank (1). The guide rods (34) and the fixing blocks (13) are slidably inserted into each other.
7. The testing machine for the quality of the spiral steel pipe according to claim 1, characterized in that: The water supply assembly (6) includes a water pump (61) placed in a water storage tank (11), the water pump (61) is fixedly connected to a water supply pipe (62) passing through the water storage tank (1), the water supply pipe (62) is fixedly connected to a hose (63), and the hose (63) is fixedly connected to a water filling pipe (32).
8. The testing machine for inspecting the quality of spiral steel pipes according to claim 1, characterized in that: A pair of first guide plates (35) are fixedly connected to the side of the movable pressure plate (3) near the fixed plate (2).
9. The testing machine for the quality of the spiral steel pipe according to claim 8, characterized in that: A pair of second guide plates (25) are fixedly connected to the side of the fixed plate (2) near the movable pressure plate (3).