阅读说明：本技术 一种浸水-干燥循环力学实验辅助箱 (Soaking-drying cycle mechanics experiment auxiliary box ) 是由 吕鑫 杨科 付强 王于 韩运 方珏静 于 2021-01-06 设计创作，主要内容包括：本发明涉及一种浸水-干燥循环力学实验辅助箱,包括液压缸、刚性实验机、终端控制器、上盖板、外保护壳、内保护壳、上压头、排热弯管、承物台、外界输热管、液体交互管、承力臂、实验试样、实验垫块、固定底座15个部分。浸水-干燥循环力学实验辅助箱为双层结构,外保护壳与内保护壳之间布置有四面环绕的排热弯管,排热弯管连接外界输热管,箱内底部中央固定有承物台,底部同时焊有液体交互管；浸水-干燥循环力学实验辅助箱放置于刚性实验机固定底座中央,承物台上依次放置实验垫块及实验试样,刚性实验机上压头穿过上盖板中心圆洞。本实验装置有效地解决了浸水-干燥循环力学实验步骤繁琐,耗时耗力的问题。(The invention relates to a soaking-drying cycle mechanics experiment auxiliary box, which comprises 15 parts of a hydraulic cylinder, a rigidity experiment machine, a terminal controller, an upper cover plate, an outer protective shell, an inner protective shell, an upper pressure head, a heat extraction bent pipe, a bearing platform, an external heat transmission pipe, a liquid interaction pipe, a bearing arm, an experiment sample, an experiment cushion block and a fixed base. The immersion-drying cycle mechanics experiment auxiliary box is of a double-layer structure, a heat extraction bent pipe surrounding on four sides is arranged between the outer protective shell and the inner protective shell, the heat extraction bent pipe is connected with an external heat transfer pipe, a material bearing platform is fixed in the center of the bottom in the box, and a liquid interaction pipe is welded at the bottom; the immersion-drying cycle mechanics experiment auxiliary box is placed in the center of a fixed base of the rigid experiment machine, an experiment cushion block and an experiment sample are sequentially placed on the object bearing table, and an upper pressure head of the rigid experiment machine penetrates through a central circular hole of the upper cover plate. The experimental device effectively solves the problems of complicated steps, time consumption and labor consumption of the soaking-drying cycle mechanics experiment.)

1. The utility model provides a soaking-dry cycle mechanics experiment auxiliary box specifically includes pneumatic cylinder, rigidity experiment machine, terminal controller, upper cover plate, outer protective housing, inner protective housing, goes up pressure head, heat extraction return bend, holds thing platform, external defeated heat pipe, the mutual pipe of liquid, load arm, experiment sample, experiment cushion, 15 parts of unable adjustment base, its characterized in that:

the immersion-drying cycle mechanics experiment auxiliary box is of a double-layer structure, a heat extraction bent pipe surrounding on four sides is arranged between the outer protective shell and the inner protective shell, the heat extraction bent pipe is connected with an external heat transfer pipe, a material bearing table is fixed in the center of the bottom in the box, and a liquid interaction pipe is welded at the bottom;

the immersion-drying cycle mechanics experiment auxiliary box is placed in the center of a fixed base of the rigid experiment machine, an experiment cushion block and an experiment sample are sequentially placed on the object bearing platform, and an upper pressure head of the rigid experiment machine penetrates through a central circular hole of the upper cover plate.

2. The immersion-drying cycle mechanics experiment auxiliary box of claim 1, wherein the outer protective shell is made of heat insulation material to prevent heat from diffusing outwards.

3. The immersion-drying cycle mechanics experiment auxiliary box of claim 1, wherein the height of the object bearing platform exceeds the height of the liquid interaction pipe.

The technical field is as follows:

the invention relates to the field of indoor rock experiments, in particular to a soaking-drying cycle mechanics experiment auxiliary box.

Background art:

with the rapid development of economy in China, the national demand for mineral resources is increasing day by day, and easily exploited resources are used up, so that the exploitation of large water mines with complex hydrogeological conditions is developed continuously for realizing the sustainable development of mining industry. The rock mass of the large water mine always exists in a certain underground water environment and is often in a water-saturated state, and the existence of water weakens the mechanical property and the stability of the rock mass. Meanwhile, in the construction and operation period of the geotechnical engineering, the combined action of underground water and load is often encountered, and the mechanical property of the rock mass under the action of the underground water and the load is one of the important factors influencing the long-term stability of the geotechnical engineering. Therefore, the damage and damage conditions of the rock under the water-containing and drying conditions or different stress paths and different stress stages of the rock under the soaking-drying cycle condition are researched, the precursor information of the water-containing rock from stability to instability to damage is searched, and the method has important significance for stability monitoring and disaster early warning of surrounding rocks in actual engineering.

However, the mechanical experiment of the soaking-drying cycle of the rock is relatively complex, so that the invention designs the auxiliary box for the mechanical experiment of the soaking-drying cycle, and the auxiliary box utilizes the liquid circulation system and the heat circulation system to soak and dry the rock, thereby effectively solving the problems of complicated steps, time consumption and labor consumption of the mechanical experiment of the soaking-drying cycle.

The invention content is as follows:

aiming at the defects in the prior art, the invention aims to provide a soaking-drying cycle mechanics experiment auxiliary box.

The purpose of the invention can be realized by the following experimental device:

the utility model provides a mechanical experiment auxiliary box of soaking-dry circulation which characterized in that, the mechanical experiment auxiliary box of soaking-dry circulation specifically includes pneumatic cylinder, rigidity experiment machine, terminal controller, upper cover plate, outer protective housing, inner protective housing, goes up pressure head, heat extraction return bend, holds thing platform, external defeated heat pipe, the mutual pipe of liquid, load arm, experiment sample, experiment cushion, unable adjustment base 15 parts:

the immersion-drying cycle mechanics experiment auxiliary box is of a double-layer structure, a heat extraction bent pipe surrounding on four sides is arranged between the outer protective shell and the inner protective shell, the heat extraction bent pipe is connected with an external heat transfer pipe, a material bearing table is fixed in the center of the bottom in the box, and a liquid interaction pipe is welded at the bottom;

the immersion-drying cycle mechanics experiment auxiliary box is placed in the center of a fixed base of the rigid experiment machine, an experiment cushion block and an experiment sample are sequentially placed on the object bearing platform, and an upper pressure head of the rigid experiment machine penetrates through a central circular hole of the upper cover plate. Specifically, anchor cables are arranged in the diversion column, the artificial dam body and the isolation coal column for stabilization.

Further, the outer protective housing be thermal-insulated material, prevent the heat outdiffusion.

Further, the height of the object bearing platform exceeds the height of the liquid interaction pipe.

Drawings

In order to more clearly illustrate the experimental set-up of the present invention, the drawings that are required for the experimental set-up will be briefly described below.

FIG. 1 is a schematic structural diagram of an auxiliary box for a soaking-drying cycle mechanics experiment of the present invention.

In the figure: the device comprises a hydraulic cylinder 1, a rigidity tester 2, a terminal controller 3, an upper cover plate 4, an outer protective shell 5, an inner protective shell 6, an upper pressure head 7, a heat extraction bent pipe 8, a bearing platform 9, an external heat transfer pipe 10, a liquid interaction pipe 11, a bearing arm 12, an experiment sample 13, an experiment cushion block 14 and a fixed base 15.

Detailed Description

The experimental apparatus of the present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, a soaking-drying cyclic mechanical experiment auxiliary box specifically comprises a hydraulic cylinder 1, a rigid experiment machine 2, a terminal controller 3, an upper cover plate 4, an outer protective shell 5, an inner protective shell 6, an upper pressure head 7, a heat extraction bent pipe 8, a material bearing table 9, an external heat transmission pipe 10, a liquid interaction pipe 11, a bearing arm 12, an experiment sample 13, an experiment cushion block 14 and a fixed base 15;

the immersion-drying cycle mechanics experiment auxiliary box is of a double-layer structure, a heat extraction bent pipe 8 which surrounds on four sides is arranged between the outer protective shell 5 and the inner protective shell 6, the heat extraction bent pipe 8 is connected with an external heat transfer pipe 10, a material bearing platform 9 is fixed in the center of the bottom in the box, and a liquid interaction pipe 11 is welded at the bottom;

the immersion-drying cycle mechanics experiment auxiliary box is arranged in the center of a fixed base 15 of the rigid experiment machine 2, an experiment cushion block 14 and an experiment sample 13 are sequentially arranged on the object bearing table 9, and an upper pressure head 7 of the rigid experiment machine 2 penetrates through a central circular hole of the upper cover plate 4.

Further, outer protective housing 5 for thermal-insulated material, prevent the heat outward diffusion.

Further, the height of the object bearing platform 9 exceeds the height of the liquid interaction pipe 11.

It should be understood, however, that the description herein of specific embodiments is not intended to limit the invention to the particular forms disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.