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Freezing and thawing cycle action based model test box for tailing dam

A model test and freeze-thaw cycle technology, applied in the direction of applying stable tension/pressure to test the strength of materials, measuring devices, instruments, etc., can solve the problem of the lack of automatic control of test model dam placement and the inability to meet the gradient temperature control form , increase the number of test personnel and other issues, to achieve the effect of good sealing, high accuracy, and reduce workload

Pending Publication Date: 2017-02-22
LIAONING TECHNICAL UNIVERSITY
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  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0004] At present, the existing tailings dam model freeze-thaw cycle test chamber has the following shortcomings: (1) The temperature fitting effect is poor, and it cannot meet the gradient temperature control form, which is far from the actual working conditions; (2) ) The placement of the test model dam body lacks automatic control and is easily affected by human factors; (3) The data acquisition system is separated from the test box and lacks integration, which increases the number of test personnel and reduces work efficiency

Method used

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  • Freezing and thawing cycle action based model test box for tailing dam
  • Freezing and thawing cycle action based model test box for tailing dam
  • Freezing and thawing cycle action based model test box for tailing dam

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Embodiment Construction

[0031] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0032] A tailings dam model test box based on freeze-thaw cycles, including a main box body and a model box 14.

[0033] Such as figure 1 As shown, the main box includes an insulated box 4, a door 1 is arranged at the front of the insulated box 4, and a heating device 2 is arranged on the top of the insulated box 4. In this embodiment, the heating The device 2 adopts an infrared heating device; the bottom of the insulated box 4 is provided with a transmission base plate, the inside of the insulated box 4 is provided with a first temperature sensor 5, and the rear of the insulated box 4 is provided with a compartment. The upper part of the inside is provided with a row of blowing devices 3, and a row of ventilation holes 12 are arranged on the heat preservation box 4 directly in front of the blowing devices 3, and the ventilation hole...

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Abstract

The invention discloses a freezing and thawing cycle action based model test box for a tailing dam, and belongs to the technical field of model tests for dam bodies. The freezing and thawing cycle action based model test box for the tailing dam comprises a main box body and a model box, wherein the main box body comprises a heat-preservation box body; the front of the heat-preservation box body is provided with a box door; the top of the heat-preservation box body is provided with a heating-up device; the bottom of the heat-preservation box body is provided with a transmission bottom plate; a first temperature sensor is arranged inside the heat-preservation box body; the rear part of the heat-preservation box body is provided with a compartment; an upper part in the compartment is provided with an air blowing device; the heat-preservation box body which is right ahead the air blowing device is provided with an air ventilation hole; a condensing pipe is arranged inside the compartment; the outer side of the heat-preservation box body is provided with an operation and display double-function panel; the model box comprises a thermal-insulation box body; the inner side wall of the thermal-insulation box body is provided with a stress sensor; a second temperature sensor and a pressure sensor are arranged in the thermal-insulation box body; the thermal-insulation box body is provided with a transverse constraining component, a vertical loading device and a displacement and deformation monitoring device.

Description

technical field [0001] The invention belongs to the technical field of dam body model tests, in particular to a tailings dam model test box based on freeze-thaw cycles. Background technique [0002] The tailings dam model dam freeze-thaw cycle test box is an important test device for testing the stability of the tailings dam under the freeze-thaw cycle, and it is particularly important in the stability research of tailings dams in high-latitude mining areas . [0003] In the design of the tailings dam model test chamber under the action of freeze-thaw cycles, there are several key requirements that need to be met: (1) good sealing to ensure the independence of the test space; (2) accurate temperature simulation, Ensure the consistency of the ambient temperature changes during the test and the actual working conditions; (3) Ensure that the top surface of the model dam body is the main surface of temperature during the test process; (4) Ensure that the model dam body is place...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01N3/18G01N3/02
CPCG01N3/02G01N3/14G01N3/18G01N2203/0019G01N2203/0033G01N2203/0224
Inventor 张二军梁冰郭亚鑫吕志强王彪金佳旭周克林王思维
Owner LIAONING TECHNICAL UNIVERSITY
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