Visual device for applying stress

Abstract

The utility model provides an applied stress visualization device which comprises a reaction assembly, a pressurization assembly, a microscope, a gas supply assembly and a computer, the reaction assembly comprises a container with a shell and a cover body, the top of the shell is sunken to form a groove, the side wall of the groove is provided with a transparent part to expose the groove, the cover body is used for abutting against the inner side face of the groove, and the pressurization assembly is arranged on the shell. The pressurizing assembly is arranged opposite to the cover body and used for pushing the cover body to do reciprocating motion in the groove so as to extrude the sediment model, the microscope is arranged opposite to the transparent part so as to be used for shooting the sediment model, and the air supply assembly is communicated with the reaction cavity; the gas supply assembly is used for supplying reaction gas into the reaction cavity, the computer is used for displaying images shot by the microscope, and the microscope and the computer are both arranged outside the reaction assembly. The visualization device provided by the utility model can apply vertical stress, is beneficial to observing the influence of the hydrate evolution process on the sediment under the action of the stress, and is beneficial to improving the use safety.

Description

Technical Field

[0001] The utility model relates to the technical field of hydrate monitoring equipment, in particular to a visualization device for applying stress. Background Art

[0002] In the devices currently used to study the impact of hydrate decomposition on sediments, due to the structural setting of the pressurizing component, the hydrate sediments need to be wrapped and pressurized with a flexible membrane, so the real-time impact of hydrates on sediments cannot be observed. Some devices can achieve visualization, but cannot apply stress. Utility Model Content

[0003] In order to overcome the deficiencies of the prior art, the purpose of the utility model is to provide a visualization device capable of applying vertical stress, thereby facilitating the observation of the influence of the hydrate evolution process under stress on the sediment, and also facilitating the improvement of the safety of use.

[0004] In order to solve the above problems, the technical solutions adopted by the utility model are as follows:

[0005] A visualization device for applying stress, comprising:

[0006] A reaction assembly comprises a container having a shell and a cover, wherein the top of the shell is recessed to form a groove, the side wall of the groove has a transparent portion to expose the groove, and the cover is used to abut against the inner side of the groove, so that the groove forms a reaction chamber for accommodating a sediment model;

[0007] A pressurizing component, disposed relative to the cover body, and used for pushing the cover body to reciprocate in the groove to squeeze the sediment model;

[0008] A microscope, arranged relative to the transparent portion and used for photographing the sediment model;

[0009] a gas supply component connected to the reaction chamber, the gas supply component being used to supply reaction gas into the reaction chamber; and

[0010] A computer is used to display the images captured by the microscope, and both the microscope and the computer are arranged outside the reaction component.

[0011] In some possible implementations, the number of the transparent parts and the number of the microscopes are both four, the four transparent parts are arranged in an orthogonal distribution, each of the microscopes is arranged relative to a transparent part, and a computer is used to display images captured by the four microscopes.

[0012] In some possible implementations, the gas supply assembly includes:

[0013] A gas cylinder connected to the reaction chamber through an air inlet pipe;

[0014] a valve assembly installed on the air inlet pipe to adjust whether the gas cylinder supplies gas, the valve assembly comprising a first valve and a second valve arranged at intervals, the first valve being arranged closer to the gas cylinder; and

[0015] An air control valve is installed in the air inlet pipe between the first valve and the second valve, the air control valve is used to adjust the air intake volume and air intake pressure of the reaction chamber, and the air control valve is electrically connected to the computer.

[0016] In some possible implementations, the following further includes:

[0017] an air outlet pipe connected to the reaction chamber and extending out of the reaction assembly; and

[0018] The third valve is arranged outside the container and installed on the air outlet pipe.

[0019] In some possible implementations, the following further includes:

[0020] a connecting pipe connected to a portion of the air outlet pipe between the third valve and the container; and

[0021] A flow meter is installed on the connecting pipe to detect the gas flow of the outlet pipe, and the flow meter is also electrically connected to the computer.

[0022] In some possible implementations, the flow meter is also used to measure differential pressure.

[0023] In some possible implementations, the pressurizing assembly includes a driving member and a buffer member, and the buffer member is connected between the driving member and the cover body.

[0024] In some possible implementations, the method further includes: a sensor disposed in the groove and electrically connected to the computer, wherein the sensor is used to detect the temperature in the reaction chamber.

[0025] In some possible implementations, the sensor is also used to detect air pressure.

[0026] In some possible implementations, the reaction component further comprises:

[0027] A thermostatic sleeve, disposed on the periphery of the shell, the thermostatic sleeve being provided with a through hole, the through hole exposing the transparent portion; and

[0028] A temperature controller is connected to the thermostatic sleeve and is used to adjust and stabilize the temperature of the thermostatic sleeve.

[0029] Compared with the prior art, the beneficial effects of the present invention are:

[0030] In the present application, the visualization device includes a pressurizing component, through which a vertical stress can be applied to a sediment model disposed in a reaction chamber, thereby simulating a pressurized environment of sediments on the seabed. In addition, the coordinated cooperation of the microscope, the transparent part and the computer facilitates the user to observe the impact of the hydrate evolution process on the sediments. In addition, the pressurizing component can assist in pressurizing the reaction chamber, thereby facilitating the reduction of the gas storage capacity of the gas supply component, and thus also facilitating the improvement of the safety of use.

[0031] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] Figure 1 A schematic diagram of the structure of a visualization device provided in one embodiment of the present application;

[0033] Figure 2 for Figure 1 Diagram showing the placement of the microscope and housing.

[0034] Description of Figure Numbers:

[0035] 100 - visualization device; 10 - reaction assembly; 11 - container; 111 - housing; 112 - cover; 101 - reaction chamber;

[0036] 110-groove; 1110-transparent part; 12-constant temperature sleeve; 13-temperature controller; 20-pressurizing component; 21-driving part;

[0037] 22 - buffer; 30 - microscope; 40 - gas supply assembly; 41 - gas cylinder; 42 - valve assembly; 421 - first valve;

[0038] 422 - second valve; 43 - air control valve; 44 - air inlet pipe; 50 - computer; 60 - air outlet pipe; 70 - third valve;

[0039] 80 - connecting pipe; 90 - flow meter; 91 - sensor; 92 - rack; 200 - sediment model. DETAILED DESCRIPTION

[0040] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0041] The terms "first", "second", etc. in the specification and claims of this application and the above-mentioned drawings are used to distinguish different objects, rather than to describe a specific order. In addition, the terms "including" and "having" and any variations thereof are intended to cover non-exclusive inclusions. It should be noted that when an element is referred to as "fixed to" another element, it can be directly on the other element or there can be a centered element. When an element is referred to as "connected to" another element, it can be directly connected to the other element or there can be a centered element. When an element is referred to as "arranged on" another element, it can be arranged on the other element or there can be a centered element.

[0042] Reference Figure 1 , an embodiment of the present application provides a visualization device for applying stress, hereinafter referred to as the visualization device 100, specifically, the visualization device 100 includes a reaction component 10, a pressurizing component 20, a microscope 30, an air supply component 40 and a computer 50. The reaction component 10 includes a container 11 having a shell 111 and a cover 112, the top of the shell 111 is recessed to form a groove 110, the side wall of the groove 110 has a transparent portion 1110 to expose the groove 110, that is, the inside of the groove 110 can be observed from the outside of the container 11 along the transparent portion 1110, the cover 112 is used to abut against the inner side of the groove 110, so that the groove 110 forms a reaction chamber 101 for accommodating the sediment model 200, that is, the cover 112 can close the shell 111. In specific use, water or an aqueous solution can be filled in the reaction chamber 101. The pressurizing component 20 is arranged relative to the cover 112, and the pressurizing component 20 is used to push the cover 112 to reciprocate in the groove 110 to squeeze the sediment model 200, thereby applying vertical stress to the sediment model 200, so as to simulate the pressurized environment of the hydrate sediment on the seabed. The microscope 30 is arranged relative to the transparent part 1110 for photographing the sediment model 200, so as to observe the influence of the evolution process of the hydration reaction on the sediment model 200, and the specific evolution may include the generation and decomposition of hydrates. The gas supply component 40 is connected to the reaction chamber 101, and the gas supply component 40 is used to supply the reaction gas into the reaction chamber 101. Exemplarily, the reaction gas may include at least one of methane and ethane, and the reaction gas and the aqueous solution or water in the reaction chamber produce a hydration reaction. The computer 50 is used to display the image captured by the microscope 30, and the microscope 30 and the computer 50 are both arranged outside the reaction component 10.

[0043] In the present application, the visualization device 100 includes a pressurizing component 20, through which a vertical stress can be applied to a sediment model 200 disposed in the reaction chamber 101, thereby simulating a pressurized environment of sediments on the seabed. In addition, the coordinated cooperation of the microscope 30, the transparent portion 1110 and the computer 50 facilitates the user to observe the impact of the hydrate evolution process on the sediment. In addition, the pressurizing component 20 can assist in pressurizing the reaction chamber 101, thereby facilitating the reduction of the gas storage capacity of the gas supply component 40, and thus also facilitating the improvement of safety in use.

[0044] Combined with reference Figure 2 In some embodiments, the number of transparent parts 1110 and microscopes 30 is four, and the four transparent parts 1110 are arranged orthogonally, and each microscope 30 is arranged relative to a transparent part 1110, so as to facilitate observation of the influence of hydrate evolution on sediments from multiple angles, and thus facilitate observation of the anisotropy of sediment changes. In this embodiment, a computer 50 is used to display the images taken by the four microscopes 30, so as to facilitate comparison of the anisotropy.

[0045] In other embodiments, the number of transparent parts 1110 and microscopes 30 may be the same, and the number of both may be arbitrarily selected.

[0046] It can be understood that, in this embodiment, the transparent portion 1110 is only a part of the shell 111 , and in other embodiments, the entire shell 111 may be made transparent.

[0047] In some embodiments, continue to refer to Figure 1 The gas supply assembly 40 includes a gas cylinder 41, a valve assembly 42 and a gas control valve 43. The gas cylinder 41 is connected to the reaction chamber 101 through an air inlet pipe 44, so as to provide reaction gas to the reaction chamber 101. The valve assembly 42 is installed on the air inlet pipe 44 to adjust whether the gas cylinder 41 supplies gas or not. The valve assembly 42 includes a first valve 421 and a second valve 422 arranged at intervals, and the first valve 421 is arranged closer to the gas cylinder 41. The gas control valve 43 is installed on the air inlet pipe 44 between the first valve 421 and the second valve 422. The gas control valve 43 is used to adjust the air intake amount and the air intake pressure of the reaction chamber 101. The gas control valve 43 is electrically connected to the computer 50, that is, the air control valve 43 can be controlled quantitatively by the computer 50 to control the air control valve 43, so as to improve the control accuracy of the visualization device 100.

[0048] In some embodiments, the visualization device 100 further includes an outlet pipe 60 and a third valve 70, the outlet pipe 60 is connected to the reaction chamber 101 and extends out of the reaction assembly 10, and the third valve 70 is arranged outside the container 11 and installed on the outlet pipe 60. Exemplarily, the outlet pipe 60 and the inlet pipe 44 can be arranged relative to each other, and further, the outlet pipe 60 and the inlet pipe 44 can be arranged closer to the bottom of the groove 110 relative to the microscope 30. The outlet pipe 60 and the third valve 70 are conducive to assisting the gas washing in the reaction chamber 101, thereby reducing the influence of non-reactive gas on the experiment. In addition, the pressure reduction of the reaction chamber 101 can also be achieved by opening the third valve 70, so as to facilitate the observation of the influence of the pressure reduction decomposition of hydrates on the sediment under the same vertical stress.

[0049] In some embodiments, the visualization device 100 further includes a connecting pipe 80 and a flow meter 90. The connecting pipe 80 is connected to the portion of the gas outlet pipe 60 between the third valve 70 and the container 11. The flow meter 90 is installed on the connecting pipe 80 to detect the gas flow of the gas outlet pipe 60. The flow meter 90 is also electrically connected to the computer 50, so as to transmit the detected data to the computer 50. The computer 50 can calculate the permeability of the sediment according to the data detected by the flow meter 90. Therefore, the flow meter 90 is helpful to assist in calculating the permeability of the sediment.

[0050] In some embodiments, the flow meter 90 is also used to measure the pressure difference, that is, the flow meter 90 is an integrated flow meter, so that the pressure difference and the gas flow rate can be measured simultaneously. Exemplarily, the flow meter 90 may include a differential pressure flow meter.

[0051] In some embodiments, the pressurizing assembly 20 includes a driving member 21 and a buffer member 22. For example, the driving member 21 may include a cylinder, a liquid cylinder or a motor. For example, the buffer member 22 may include a spiral spring, a volute spring or an elastic cylinder. The buffer member 22 may play a buffering role. When specifically installed, the driving member 21 may be installed on a shelf 92, and the shelf 92 is supported on the periphery of the container 11.

[0052] In some embodiments, the driving member 21 may be electrically connected to the computer 50 , so that the pressurizing assembly 20 can be controlled by the computer 50 to drive the cover 112 to reciprocate, thereby improving the automation level of the visualization device 100 .

[0053] In another embodiment, the pressurizing assembly 20 may include only the driving member 21 .

[0054] In some embodiments, the visualization device 100 further includes a sensor 91, which is disposed in the groove 110 and electrically connected to the computer 50, that is, the sensor 91 transmits the detected data to the computer 50, and the sensor 91 is used to detect the temperature in the reaction chamber 101. The sensor 91 facilitates quantitative monitoring, thereby ensuring the accuracy of the experiment.

[0055] In some embodiments, the sensor 91 is also used to detect air pressure, that is, the sensor 91 is a temperature and pressure integrated sensor. Both the integrated sensor and the integrated flow meter can be purchased from the market, so their specific structures are not described in detail.

[0056] In some embodiments, the reaction assembly 10 further includes a thermostatic sleeve 12 and a temperature controller 13. The thermostatic sleeve 12 is disposed at the periphery of the housing 111. The thermostatic sleeve 12 is provided with a through hole, and the through hole exposes the transparent portion 1110, so that the microscope 30 can photograph the sediment model 200 in the reaction chamber 101 from the through hole. The temperature controller 13 is connected to the thermostatic sleeve 12, and the temperature controller 13 is used to adjust and stabilize the temperature of the thermostatic sleeve 12. The temperature of the reaction system can be stabilized by the thermostatic sleeve 12 and the temperature controller 13. Exemplarily, the temperature controller 13 may include a cooling circulating water machine.

[0057] In the present application, the most detailed operation steps of the visualization device 100 include: the pressure component 20 lifts the cover 112 to open the reaction chamber 101; the reaction water source is added into the groove 110; the third valve 70 is opened, and the pressure component 20 drives the cover 112 to move down to the surface of the sediment model 200 and then closes the third valve 70; the first valve 421 and the second valve 422 are opened; the second valve 422 is closed and the third valve 70 is opened to exhaust the gas; the third valve 70 is closed (at this time, the reaction gas is input into the reaction chamber 101 to complete the reaction gas ... The above-mentioned operation of opening and closing the valves can be repeated to complete the gas washing; after ensuring that the third valve 70 is closed and the first valve 421 and the second valve 422 are opened, the computer 50 can control the gas control valve 43 to allow the gas cylinder 41 to provide a certain amount of reaction gas to the reaction chamber 101; then the second valve 422 and the third valve 70 are closed, and the pressurizing assembly 20 drives the cover 112 to press down to provide vertical stress to the sediment model 200; after the hydration reaction, the third valve 70 can be opened to reduce the pressure to decompose the hydrate. All data from the microscope 30, the sensor 91 and the flow meter 90 are transmitted to the computer 50.

[0058] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. A device for visualizing the application of stress, characterized in that: include: A reaction assembly comprises a container having a shell and a cover, wherein the top of the shell is recessed to form a groove, the side wall of the groove has a transparent portion to expose the groove, and the cover is used to abut against the inner side of the groove, so that the groove forms a reaction chamber for accommodating a sediment model; A pressurizing component, disposed relative to the cover body, and used for pushing the cover body to reciprocate in the groove to squeeze the sediment model; A microscope, arranged relative to the transparent portion and used for photographing the sediment model; A gas supply component connected to the reaction chamber, the gas supply component is used to supply reaction gas into the reaction chamber; as well as A computer is used to display the images captured by the microscope, and both the microscope and the computer are arranged outside the reaction component.

2. The device for visualizing the application of stress according to claim 1, characterized in that: The number of the transparent parts and the number of the microscopes are both four, the four transparent parts are arranged in an orthogonal distribution, each of the microscopes is arranged opposite to a transparent part, and the computer is used to display the images captured by the four microscopes.

3. The device for visualizing the application of stress according to claim 1, characterized in that: The gas supply assembly comprises: A gas cylinder connected to the reaction chamber through an air inlet pipe; a valve assembly installed on the air inlet pipe to adjust whether the gas cylinder supplies gas, the valve assembly comprising a first valve and a second valve arranged at intervals, the first valve being arranged closer to the gas cylinder; and An air control valve is installed in the air inlet pipe between the first valve and the second valve, the air control valve is used to adjust the air intake volume and air intake pressure of the reaction chamber, and the air control valve is electrically connected to the computer.

4. The device for visualizing the application of stress according to claim 3, characterized in that: Also includes: An air outlet pipe connected to the reaction chamber and extending out of the reaction assembly; as well as The third valve is arranged outside the container and installed on the air outlet pipe.

5. The device for visualizing the application of stress according to claim 4, characterized in that: Also includes: A connecting pipe connected to a portion of the air outlet pipe between the third valve and the container; as well as A flow meter is installed on the connecting pipe to detect the gas flow of the outlet pipe, and the flow meter is also electrically connected to the computer.

6. The device for visualizing the application of stress according to claim 5, characterized in that: The flow meter is also used to measure differential pressure.

7. The device for visualizing the application of stress according to claim 1, characterized in that: The pressurizing assembly includes a driving member and a buffer member, and the buffer member is connected between the driving member and the cover body.

8. The device for visualizing the application of stress according to any one of claims 1 to 7, characterized in that: Also includes: A sensor is disposed in the groove and electrically connected to the computer, and the sensor is used to detect the temperature in the reaction chamber.

9. The device for visualizing the application of stress according to claim 8, characterized in that: The sensor is also used to detect air pressure.

10. The device for visualizing the application of stress according to claim 8, characterized in that: The reaction component also includes: A thermostatic sleeve, disposed on the periphery of the shell, the thermostatic sleeve being provided with a through hole, the through hole exposing the transparent portion; and A temperature controller is connected to the thermostatic sleeve and is used to adjust and stabilize the temperature of the thermostatic sleeve.

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