Asphalt road hardness detection device
The utility model discloses an asphalt road hardness detection device which comprises two fixed frames, a movable frame is arranged between the two fixed frames, a groove is formed in the inner surface of one of the fixed frames, a screw rod is rotationally connected in the groove, and the movable f...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model discloses an asphalt road hardness detection device which comprises two fixed frames, a movable frame is arranged between the two fixed frames, a groove is formed in the inner surface of one of the fixed frames, a screw rod is rotationally connected in the groove, and the movable frame is arranged in the groove. Wherein one end of one fixing frame is provided with a first motor, the output end of the first motor is fixedly connected with one end of the screw rod, the outer surface of the screw rod is sleeved with a screw block in a threaded mode, the screw block is fixedly connected with the movable frame, an electric push rod is arranged at the center of the top of the movable frame, and the output end of the electric push rod is fixedly connected with a movable frame. A movable groove is formed in the bottom of the movable frame. According to the asphalt road hardness testing device, the electric push rod drives the movable frame to descend, the movable frame drives the hardness testing pe |
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