An intelligent integrated device for indoor tunnel lining production and loading test and its operation method

Abstract

The invention discloses an intelligent integrated equipment for indoor tunnel lining production and loading test and an operation method thereof, comprising a base, a combined mold is arranged on the top of the base, the combined mold comprises an outer mold and an inner mold, outer mold slots and inner mold slots are respectively opened at positions corresponding to the outer mold and the inner mold on the top of the base, an electronic slide rail is fixedly installed on the top of the base, the combined mold can be spliced ​​in any size according to the size determined by the test content, thus overcoming the disadvantage of having to customize the mold again for each test, and saving the waiting time and cost required for mold opening; by using the jack on the outer mold plate, the lining test piece can be pressurized in all directions according to the requirements of the experimental content, and the pressure size, temperature condition, displacement size and the like can be fed back in real time; the three-dimensional scanner and the three-dimensional thermal sensor located on the electronic slide rail can scan the test piece as a whole into a three-dimensional model and input it into a computer, thereby realizing intelligent operation.

Description

Technical Field

[0001] The present invention discloses an intelligent integrated device for indoor lining production and omnidirectional loading thereof and an operating method thereof, and more particularly relates to an intelligent integrated device suitable for producing indoor lining models in multiple sizes and loading lining model specimens at any position and any area in all directions and an operating method thereof. Background Art

[0002] In order to better study the area where the tunnel is built, model testing, as one of the most effective research methods, has been well developed in the engineering field.

[0003] Model tests simulate the mechanical phenomena and performance characteristics that may be caused by the area where the tunnel is located according to a certain scale. Among them, the tunnel lining loading test has been well developed in the field of scientific research. However, when the lining is loaded, the mold manufacturing process is cumbersome and costly, and the loading method during the experiment is complicated. In particular, on the basis of the production of the tunnel lining, the test equipment for integrated loading with its mold is even more scarce. Summary of the invention

[0004] The purpose of the present invention is to design an integrated device and its operation method that can prepare specimen models with different lengths, thicknesses and widths, conduct mechanical parameter experimental research for indoor lining tests, and realize all-round loading test of specimens; at the same time, the operation method of the device is specifically introduced, which solves the problem that in indoor lining mechanical parameter experiments, the lining preparation steps are cumbersome and the mold needs to be reopened each time, and solves the problem that the jack loading position is single and the loading area is not covered in place in traditional lining loading experiments, and solves the problem that the sensor arrangement is unreasonable and unstable.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] An intelligent integrated device for indoor tunnel lining production and loading test, comprising a base, a combined mold is arranged on the top of the base, the combined mold comprises an outer mold and an inner mold, an outer mold slot and an inner mold slot are respectively opened at positions corresponding to the outer mold and the inner mold on the top of the base, an electronic slide rail is fixedly installed on the top of the base, an inner mold is sleeved on the outer side of the electronic slide rail, an outer mold is sleeved on the outer side of the inner mold, a jack is fixedly installed on the outer mold, and electromagnetic buckles are installed on both the outer mold and the inner mold, a plurality of square grids are opened on the outer mold, a pressure sensor, a temperature sensor and a displacement sensor are fixedly installed in the square grids opened on the outer mold, and a three-dimensional laser scanner and a three-dimensional thermal imager are respectively installed on the electronic slide rail.

[0007] As a further solution of the present invention: the outer mold slot is matched with the outer mold, and the inner mold slot is matched with the inner mold.

[0008] An intelligent integrated equipment operation method for indoor tunnel lining production and loading test, the operation method steps are as follows:

[0009] Step 1: Assemble the outer mold and the inner mold into the corresponding size according to the specimen size specified in the experimental content, and close the electromagnetic buckle of each outer mold and inner mold tightly, seal the gap at the joint with tape, and install the outer mold and inner mold to the outer mold slot and inner mold slot on the base respectively;

[0010] Step 2: Pour the mixed concrete into a modular mold with a base. During the curing process, the curing state of the concrete lining can be observed through the built-in temperature sensor of the outer mold. When it reaches the specified strength, the inner mold is removed;

[0011] Step 3: According to the test content, install the jack that meets the test content requirements into the outer mold, and the three-dimensional laser scanner and three-dimensional thermal imager installed on the electronic slide rail scan the formed lining, and the scan data is used to generate a three-dimensional specimen model on the computer terminal;

[0012] Step 4: Select the lining loading area according to the experimental content. You can manually select the loading position or select the corresponding area through the 3D specimen model on the computer. Perform intelligent single-position pressurization or simultaneous pressurization at multiple positions. The obtained pressure, temperature and pressure data will be displayed in real time on the 3D scanning model on the computer.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] 1. The modular mold can be spliced ​​in any size according to the size determined by the test content, which overcomes the disadvantage of customizing the mold for each test and saves the waiting time and cost required for mold opening;

[0015] 2. Each outer mold has an adjustable jack, and the jack tonnage can be adjusted according to the experimental content, and the distance between the outer molds can be adjusted according to the size of the jack;

[0016] 3. Using the jack on the external formwork, the lining specimen can be pressurized in all directions according to the requirements of the experimental content, and the pressure, temperature, displacement, etc. can be fed back in real time;

[0017] 4. The 3D scanner and 3D thermal sensor located on the electronic slide rail can scan the specimen as a whole into a 3D model and input it into the computer, thus realizing intelligent operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The schematic diagram is a structural diagram of the intelligent integrated equipment and its operation method for indoor tunnel lining production and loading test.

[0019] Figure 2 The present invention is a structural schematic diagram of a combined mold in an intelligent integrated device and an operation method thereof for indoor tunnel lining production and loading test.

[0020] Figure 3 The diagram is a partial structural diagram of the intelligent integrated equipment and its operation method for indoor tunnel lining production and loading testing.

[0021] Figure 4 The present invention is a structural schematic diagram of a scanning device in an intelligent integrated device and an operation method thereof for indoor tunnel lining production and loading test.

[0022] As shown in the figure: 1-base, 2-external mold, 3-inner mold, 4-jack, 5-pressure sensor, 6-temperature sensor, 7-displacement sensor, 8-electromagnetic buckle, 9-3D laser scanner, 10-3D thermal imager, 11-electronic slide rail, 12-external mold slot, 13-inner mold slot. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0024] See also Figures 1 to 4 In an embodiment of the present invention, an intelligent integrated device for indoor tunnel lining production and loading test and an operation method thereof include a base 1, an outer mold 2, an inner mold 3, a jack 4, a pressure sensor 5, a temperature sensor 6, a displacement sensor 7, an electromagnetic buckle 8, a three-dimensional laser scanner 9, a three-dimensional thermal imager 10, an electronic slide rail 11, an outer mold slot 12 and an inner mold slot 13. A combined mold is arranged on the top of the base 1, and the combined mold includes an outer mold 2 and an inner mold 3. The positions of the top of the base 1 corresponding to the outer mold 2 and the inner mold 3 are respectively provided with an outer mold slot 12 and an inner mold slot 13. The outer mold slot 1 2 is adapted to the outer mold 2, the inner mold slot 13 is adapted to the inner mold 3, an electronic slide rail 11 is fixedly installed on the top of the base 1, the inner mold 3 is sleeved on the outer side of the electronic slide rail 11, the outer side of the inner mold 3 is sleeved on the outer mold 2, a jack 4 is fixedly installed on the outer mold 2, and electromagnetic buckles 8 are installed on both the outer mold 2 and the inner mold 3. A plurality of square grids are opened on the outer mold 2, and a pressure sensor 5, a temperature sensor 6 and a displacement sensor 7 are fixedly installed in the square grids opened on the outer mold 2. A three-dimensional laser scanner 9 and a three-dimensional thermal imager 10 are respectively installed on the electronic slide rail 11.

[0025] The operation steps are as follows:

[0026] Step 1: Assemble the outer mold 2 and the inner mold 3 into corresponding sizes according to the specimen size specified in the experimental content, and close the electromagnetic buckle 8 of each outer mold 2 and inner mold 3, seal the gap at the joint with tape, and install the outer mold 2 and the inner mold 3 on the outer mold slot 12 and the inner mold slot 13 on the base 1 respectively;

[0027] Step 2: Pour the mixed concrete into the combined mold with the base 1. During the curing process, the curing state of the concrete lining can be observed through the built-in temperature sensor 6 of the outer mold 2. When the concrete lining reaches the specified strength, the inner mold 3 is withdrawn;

[0028] Step 3: According to the test content, the jack 4 that meets the requirements of the test content is installed into the outer mold 2, and the three-dimensional laser scanner 9 and the three-dimensional thermal imager 10 installed on the electronic slide rail 11 scan the formed lining, and the obtained scanning data generates a three-dimensional specimen model on the computer terminal;

[0029] Step 4: Select the lining loading area according to the experimental content. You can manually select the loading position or select the corresponding area through the 3D specimen model on the computer. Perform intelligent single-position pressurization or simultaneous pressurization at multiple positions. The obtained pressure, temperature and pressure data will be displayed in real time on the 3D scanning model on the computer.

[0030] The present invention is only described by taking the tunnel lining model parameter test as an example, but it is also applicable to mechanical, civil engineering and other experiments that require pressurization of tubular specimens at different angles.

[0031] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An intelligent integrated equipment operation method for indoor tunnel lining production and loading test, characterized in that: The invention comprises a base (1), a combined mold is arranged on the top of the base (1), the combined mold comprises an outer mold (2) and an inner mold (3), an outer mold slot (12) and an inner mold slot (13) are respectively provided at positions corresponding to the outer mold (2) and the inner mold (3) on the top of the base (1), an electronic slide rail (11) is fixedly installed on the top of the base (1), the inner mold (3) is sleeved on the outer side of the electronic slide rail (11), the outer mold (2) is sleeved on the outer side of the inner mold (3), a jack (4) is fixedly installed on the outer mold (2), and electromagnetic buckles (8) are installed on both the outer mold (2) and the inner mold (3), and the outer mold (2) is provided with a plurality of locking members. A plurality of square grids are provided, and a pressure sensor (5), a temperature sensor (6) and a displacement sensor (7) are fixedly installed in the square grids provided on the outer mold (2), and a three-dimensional laser scanner (9) and a three-dimensional thermal imager (10) are respectively installed on the electronic slide rail (11). The outer mold slot (12) is adapted to the outer mold (2), and the inner mold slot (13) is adapted to the inner mold (3). The combined mold can be spliced ​​in any size according to the size determined by the test content. Each outer mold is provided with an adjustable jack, and the tonnage of the jack is adjusted according to the test content, and the spacing between the outer molds is adjusted according to the size of the jack. The operation method comprises the following steps: Step 1: assembling the outer mold (2) and the inner mold (3) into corresponding sizes according to the size of the test piece specified in the experimental content, and closing the electromagnetic buckle (8) of each outer mold (2) and inner mold (3), sealing the gap at the joint with tape, and installing the outer mold (2) and the inner mold (3) on the outer mold slot (12) and the inner mold slot (13) on the base (1) respectively; Step 2: pouring the mixed concrete into a modular mold with a base (1), and during the curing process, observing the curing state of the concrete lining through a built-in temperature sensor (6) in the outer mold (2), and removing the inner mold (3) after it reaches a specified strength; Step 3: According to the test content, a jack (4) that meets the requirements of the test content is installed in the outer mold (2), and a three-dimensional laser scanner (9) and a three-dimensional thermal imager (10) installed on the electronic slide rail (11) scan the formed lining, and the obtained scanning data generates a three-dimensional specimen model on the computer terminal; Step 4: Select the lining loading area according to the experimental content. Manually select the loading area or select the corresponding area through the 3D specimen model on the computer. Perform intelligent single-position pressurization or simultaneous pressurization at multiple positions. The obtained pressure and temperature data are displayed in real time on the 3D scanning model on the computer.

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