Test box for simulating partial non-uniform deformation of road earth base or basic level structure
A technology of uniform deformation and test chamber, which is applied in the field of test chambers simulating frost heaving, thawing, sinking and voiding phenomenon of road soil foundation or base structure, can solve the problems of long test period and high cost, and achieve the goal of reducing test cost and shortening test period. Effect
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[0017] The present invention will be further described below with reference to the drawings and embodiments.
[0018] Refer to Figure l and figure 2 The test box of the present invention includes a box body 1 and a support 3. A vertical drawer 4 that can move up and down is arranged at the middle position of the bottom of the box body 1, and two jacks 6 are arranged under the drawer 4; There is a certain distance on the side, no distance from the front and back of the box; the box 1 and the drawer 4 can be made of steel plate or high-strength organic glass. The cabinet 1 has built-in fine sand 2, and the fine sand 2 should be dry. The filling height of the fine sand should be greater than the height of the drawer 4. The bottom of the drawer 4 is provided with a sand leakage pipe 5 and a switch 7. The sand leakage pipe 5 can be arranged at the center of the bottom of the drawer 4, and two jacks 6 are respectively arranged on both sides of the sand leakage pipe 5. When k...
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