CN211505496U - Bubble generating device for simulating leakage of seabed cold spring - Google Patents
Bubble generating device for simulating leakage of seabed cold spring Download PDFInfo
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- CN211505496U CN211505496U CN201921863713.5U CN201921863713U CN211505496U CN 211505496 U CN211505496 U CN 211505496U CN 201921863713 U CN201921863713 U CN 201921863713U CN 211505496 U CN211505496 U CN 211505496U
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- cold spring
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- seepage
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Abstract
The utility model provides a bubble generating device of cold spring seepage in simulation seabed belongs to the cold spring seepage analogue means technical field in seabed. According to the bubble generating device for simulating the leakage of the seabed cold spring, the bubble generating box is arranged in the lower end of the lower box body, the upper end of the bubble generating box is covered with the pressure plate on the air outlet, the pressure plate is pressed on the upper end of the bubble generating box through the pressure regulating mechanism, the lower end of the pressure plate is provided with the rubber pad, and the rubber pad is provided with a plurality of through holes; the lower end of the upper sleeve is suspended in the lower box body, and the upper end of the upper sleeve is detachably provided with a sealing cover; the pressure supply unit is connected with the bubble generation box, the lower box body and the sealing cover through pipelines; the upper end of the lower box body is provided with a first barometer, a water injection port and a first exhaust port, the first exhaust port is connected with a first exhaust valve, the sealing cover is provided with a second barometer and a second exhaust port, and the second exhaust port is connected with a second exhaust valve. The utility model has the advantages that: the leakage of the seabed cold spring can be accurately simulated, the simulation process is visually displayed, and the simulation operation is convenient.
Description
Technical Field
The utility model relates to a seabed cold spring seepage analogue means technical field especially relates to a bubble generating device of simulation seabed cold spring seepage.
Background
Cold springs are a global and widely distributed natural phenomenon, are found within about 4000m of the sea bottom at the edge of continents, and mainly develop on the slope of the edge of active continents and passive continents. Cryogenic fluid from beneath the seafloor sediment interface is injected into the basin in gushes and leaks and creates a series of physical, chemical and biological effects, called cold spring leaks, and their products. The cold spring leakage fluid composition is dominated by water, hydrocarbons, hydrogen sulfide, fine particle deposits, hydrocarbons including methane and heavy petroleum hydrocarbons. The fluid may be from a long-standing oil and gas system in the lower formation, may migrate upward with formation activity, and may be associated with the decomposition of gas hydrates at the seafloor, and the hydrocarbons released by the decomposition (primarily CH4) may become part of the cold spring leakage fluid. The temperature of the cold spring fluid is similar to that of seawater, the cold springs are produced in linear groups along a structural zone and a high-permeability stratum at the bottom of the sea, some cold springs are distributed around the top of a mud volcano or a diapir, the cold springs are in circular or irregular cold spring groups, and the cold springs are also produced in isolated forms at low recesses and canyon turning positions of the submarine topography.
When gas hydrate on the sea bottom decomposes methane and leaks, the methane or CO2 generated by the oxidation of the methane enters the atmosphere to cause abnormally high CO2 partial pressure and generate strong greenhouse effect, so that global climate warming is caused, meanwhile, a large amount of methane generated by the decomposition of the hydrate is used as a biochemical fuel, and generates huge heat in seawater, so that the water temperature of the bottom layer in the sea can be increased, the leakage of the cold spring on the sea bottom is more and more emphasized by various countries, the gas permeation investigation on a permeation area is particularly important, the leakage of the cold spring on the sea bottom is intuitively displayed to be beneficial to the research on the cold spring on the sea bottom, and the experiment of sampling equipment is one of the standards of inspection equipment, so that the operation data of the equipment can be obtained, and further, the preparation for field sampling is.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bubble generating device of cold spring seepage in simulation seabed, the cold spring seepage in simulation seabed, simulation process visual display and simulation convenient operation.
The utility model provides a bubble generating device for simulating seabed cold spring leakage, which comprises a lower box body, an upper sleeve and a pressure supply unit, wherein a bubble generating box is arranged inside the lower end of the lower box body, a gas outlet is arranged at the upper end of the bubble generating box, a pressing plate covers the gas outlet at the upper end of the bubble generating box, the pressing plate is pressed and covered at the upper end of the bubble generating box through a pressure regulating mechanism, a rubber pad is arranged at the lower end of the pressing plate, the rubber pad is in contact with the bubble generating box and is arranged around the gas outlet, and a plurality of through holes are formed in the; the upper end of the lower box body is provided with an upper opening, the lower end of the upper sleeve penetrates through the upper opening, the lower end of the upper sleeve is arranged in the lower box body in a suspended mode, the upper end of the upper sleeve is detachably provided with a sealing cover, and the sealing cover is pressed on the upper end of the upper sleeve through a locking mechanism; the pressure supply unit is connected with the bubble generation box through a first pipeline, the pressure supply unit is connected with the upper end of the lower box body through a second pipeline, and the pressure supply unit is connected with the sealing cover through a third pipeline; the upper end of box is provided with first barometer, water filling port and first gas vent down, can dismantle on the water filling port and be provided with the sealed cowling, first gas vent is connected with first discharge valve, is provided with second barometer and second gas vent on the sealed cowling, and the second gas vent is connected with second discharge valve.
Preferably, the pressure regulating mechanism comprises a spring, a support plate, a first screw rod and a rotating handle, one end of the spring is connected with the pressure plate, the other end of the spring is connected with the support plate, a first threaded through hole is formed in the lower end of the lower box body, the first screw rod is in threaded connection with the first threaded through hole, one end of the first screw rod is rotatably connected with the support plate, and the other end of the first screw rod is provided with the rotating handle.
Preferably, the lower end of the pressing plate is provided with a groove, and a rubber pad is arranged in the groove.
Preferably, the locking mechanism comprises connecting pieces arranged on two sides of the upper sleeve, a U-shaped frame is connected to the connecting pieces in a rotating mode, a second threaded through hole is formed in one end of the U-shaped frame, a second screw rod penetrates through the second threaded through hole, and the second screw rod can contact the sealing cover.
Preferably, the first pipeline is provided with a first air pressure control valve, the second pipeline is provided with a second air pressure control valve, and the third pipeline is provided with a third air pressure control valve.
Preferably, the pressure supply unit comprises an air pressure storage tank, and the air pressure storage tank is respectively connected with the first pipeline, the second pipeline and the third pipeline.
Preferably, the pressure supply unit further comprises an air compressor connected to the air pressure storage tank through a fourth pipeline.
Preferably, the second exhaust port is connected with a pressure control pipe, and a second exhaust valve is arranged on the pressure control pipe.
Preferably, one side of the lower box body is provided with an observation window.
Preferably, the observation window is made of toughened glass.
Compared with the prior art, the utility model discloses a bubble generating device of cold spring seepage at bottom of simulation seabed has following characteristics and advantage:
1. the utility model discloses a bubble generating device for simulating sea bed cold spring leakage, which adjusts the pressure of the pressing plate to the bubble generating box through the pressure adjusting mechanism, controls the gas pressure during gas permeation, simulates the water bed high water pressure, overcomes the problem of insufficient pressure of water in the lower box body acting on the pressing plate, and realizes the purpose of increasing the pressure to the pressing plate;
2. the utility model discloses a bubble generating device for simulating the leakage of a seabed cold spring, which overcomes the problem of insufficient water pressure in a lower box body by changing the air pressure in the space above the lower box body and an upper sleeve, achieves the purpose of simulating a deepwater area, increases the atmospheric pressure on the water surface, changes the pressure at the bottom, and more truly simulates the bubble state in water;
3. the utility model discloses a bubble generating device of cold spring seepage at bottom of simulation seabed, the last sleeve of its setting can convenience of customers test sampling equipment, convenient operation.
After reading the detailed description of the present invention in conjunction with the drawings, the features and advantages of the present invention will become more apparent.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a perspective view of an embodiment of a bubble generating device for simulating leakage of a cold spring from a sea floor;
FIG. 2 is a schematic diagram showing an external structure of a bubble generation device for simulating the leakage of a submarine cold spring in an embodiment;
FIG. 3 is a schematic diagram of the internal structure of the bubble generation device for simulating the leakage of the seabed cold spring in the embodiment;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
fig. 5 is a partially enlarged view of fig. 3 at B.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", "lower", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 5, the present embodiment provides a bubble generating apparatus for simulating leakage of a submarine cold spring, which includes a lower tank 15, an upper sleeve 1, and a pressure supply unit.
As shown in fig. 3 and 5, the pressure regulating mechanism includes a spring 30, a support plate 29, a first screw 28, and a rotating handle 26, wherein one end of the plurality of springs 30 is commonly connected to a pressure plate 31, and the other end of the plurality of springs 30 is commonly connected to the support plate 29. A first threaded through hole is formed in the lower end of the lower box body 15, a sealing shaft sleeve is arranged in the first threaded through hole, a first screw 28 is connected in the first threaded through hole in a threaded mode, the first screw 28 penetrates through the first threaded through hole, one end of the first screw 28 is rotatably connected with a supporting plate 29, and a rotating handle 26 is arranged at the other end of the first screw 28. The turning handle 26 is rotated, the first screw 28 is rotated, the extension length of the spring 30 is changed, and the pressure of the pressing plate 31 pressing on the upper end of the bubble generation tank 7 is adjusted through the spring 30, so as to simulate the high water pressure of the sea bottom.
The lower end of the pressing plate 31 is provided with a groove 32, and a rubber pad 25 is arranged in the groove 32, so that the rubber pad 25 is fastened in the groove 32.
The upper end of box 15 is provided with the upper shed down, and upper sleeve 1 is through structure from top to bottom, and the lower extreme of upper sleeve 1 passes the upper shed and the lower extreme of upper sleeve 1 is unsettled to be set up in the inside of box 15 down, and the upper end of upper sleeve 1 can be dismantled and be provided with closing cap 3, and closing cap 3 covers the upper end of upper sleeve 1 through locking mechanism pressure.
As shown in fig. 1 to 3, the locking mechanism includes a connecting member disposed on two sides of the upper sleeve 1, the connecting member is rotatably connected to a U-shaped frame 2, a second threaded through hole is disposed at one end of the U-shaped frame 2, a second screw rod 4 is disposed in the second threaded through hole in a penetrating manner, and the second screw rod 4 can contact the sealing cover 3. Through locking mechanism with locking closing cap 3, make closing cap 3 and upper end sealed of upper sleeve 1, air leakage when avoiding experimental.
One side of the lower box body 15 is provided with an observation window 27, and the observation window 27 is made of toughened glass material, so that a user can observe bubbles in the lower box body 15 conveniently.
The confession pressure unit of this embodiment provides high-pressure gas for the experiment, supply the pressure unit to include atmospheric pressure holding vessel 11 and air compressor machine 13, air compressor machine 13 sets up on support frame 14, air compressor machine 13 connects atmospheric pressure holding vessel 11 through fourth pipeline 12, air compressor machine 13 produces high-pressure gas and conveys to atmospheric pressure holding vessel 11, atmospheric pressure holding vessel 11 is used for storing high-pressure gas and steady voltage, atmospheric pressure holding vessel 11 runs through box 15 and connects bubble generation case 7 down through first pipeline 34, atmospheric pressure holding vessel 11 connects the upper end of box 15 down through second pipeline 9, atmospheric pressure holding vessel 11 connects closing cap 3 through third pipeline 10.
The first pipeline 34 is provided with the first air pressure control valve 33, the gas inflow amount of the bubble generation box 7 is controlled through the first air pressure control valve 33, so that the gas pressure in the bubble generation box 7 is controlled, the problem of insufficient water pressure is solved, the purpose of simulating a deepwater area is achieved, the atmospheric pressure of the water surface is increased, the underwater pressure is changed, and the bubble state in water is simulated more truly. The second pipeline 9 is provided with a second air pressure control valve 20, and the gas inflow amount of the lower tank 15 is controlled by the second air pressure control valve 20 to control the gas pressure in the lower tank 15. The third pipeline 10 is provided with a third air pressure control valve 19, and the gas inrush quantity above the water surface in the upper sleeve 1 is controlled through the third air pressure control valve 19 so as to control the gas pressure above the water surface in the upper sleeve 1.
The upper end of the lower case 15 is provided with a first air pressure gauge 8, a water filling port 16, and a first exhaust port 18. A sealing cover 17 is detachably provided on the water filling port 16 to facilitate the water filling from the water filling port 16 into the lower case 15, and to seal the water filling port 16 after the water filling. A first exhaust valve 22 is connected to the first exhaust port 18. The air pressure in the lower box body 15 is observed through the first air pressure gauge 8, and the pressure intensity change in the lower box body 15 is controlled through the first exhaust valve 22 to control and release redundant air in the lower box body 15.
The closing cap 3 is provided with a second barometer 6 and a second exhaust port, the second exhaust port is connected with a pressure control pipe 21 through an exhaust pipe 5, the pressure control pipe 21 is fixed on one side of the lower box body 15, and the pressure control pipe 21 is provided with a second exhaust valve 23. The air pressure in the upper sleeve 1 is observed through the second air pressure gauge 6, when the air pressure in the upper sleeve 1 is too high, the second exhaust valve 23 is controlled to release redundant air in the upper sleeve 1, the pressure change in the upper sleeve 1 is controlled, and the stability of the pressure in the upper sleeve 1 is kept.
In the bubble generating device simulating the leakage of the cold spring on the seabed, when in use, the first screw 28 is rotated, and the tension of the spring 30 is adjusted to simulate the water pressure on the seabed. The lower case 15 is filled with water through the water inlet 16, and the water inlet 16 is sealed with a sealing cap 17. And covering the sealing cover 3, rotating the second screw rod 4, and abutting one end of the second screw rod 4 against the upper end of the sealing cover 3 to seal the sealing cover 3. The second air pressure control valve 20 is opened to inject high-pressure air into the lower box body 15, the air pressure in the lower box body 15 is increased to proper pressure through the first air pressure meter 8, air pressure with higher pressure is introduced into the bubble generation box 7 through the first pipeline 34, the high-pressure air pressure is extruded from the through hole in the rubber pad 25, and the permeation of the seabed cold spring is simulated. When the pressure in the bubble generating box 7 is kept unchanged, the pressure is applied to the upper sleeve 1 and the lower box body 15, the pressure in the upper sleeve 1 and the lower box body 15 is increased, the water pressure is increased, the purpose of increasing the pressure on the pressing plate 31 is achieved, the overflow condition and the law of bubbles are observed, gases with different pressures are introduced into the lower box body 15, different water pressures can be borne on the pressing plate 31, the dynamic water pressure during the flowing of a simulated seabed water layer is achieved, when the sampling equipment needs to be tested, the sealing cover 3 can be opened, the sampling equipment for testing is placed into the upper sleeve 1, the water level height in the upper sleeve 1 is changed through changing the change of the pressure in the lower box body 15, the pressure change of different water pressures is achieved, or the first screw 28 is rotated to adjust the tension of the spring 30, the rubber pad 25 is extruded through the pressing plate 31, and the purpose of increasing the simulated water pressure can also.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.
Claims (10)
1. The utility model provides a bubble generating device of cold spring seepage in simulation seabed, includes box, upper sleeve down and supplies to press the unit, its characterized in that:
the lower end of the lower box body is internally provided with a bubble generating box, the upper end of the bubble generating box is provided with a gas outlet, the upper end of the bubble generating box is covered with a pressing plate on the gas outlet, the pressing plate is pressed and covered at the upper end of the bubble generating box through a pressure regulating mechanism, the lower end of the pressing plate is provided with a rubber pad, the rubber pad is in contact with the bubble generating box and is arranged around the gas outlet, and the rubber pad is provided with a plurality of through holes;
the upper end of the lower box body is provided with an upper opening, the lower end of the upper sleeve penetrates through the upper opening, the lower end of the upper sleeve is arranged in the lower box body in a suspended mode, the upper end of the upper sleeve is detachably provided with a sealing cover, and the sealing cover is pressed on the upper end of the upper sleeve through a locking mechanism;
the pressure supply unit is connected with the bubble generation box through a first pipeline, the pressure supply unit is connected with the upper end of the lower box body through a second pipeline, and the pressure supply unit is connected with the sealing cover through a third pipeline;
the upper end of box is provided with first barometer, water filling port and first gas vent down, can dismantle on the water filling port and be provided with the sealed cowling, first gas vent is connected with first discharge valve, is provided with second barometer and second gas vent on the sealed cowling, and the second gas vent is connected with second discharge valve.
2. The apparatus for generating bubbles that simulates seepage of a subsea cold spring according to claim 1, wherein: the pressure regulating mechanism comprises a spring, a supporting plate, a first screw rod and a rotating handle, one end of the spring is connected with the pressing plate, the other end of the spring is connected with the supporting plate, a first threaded through hole is formed in the lower end of the lower box body, the first screw rod is in threaded connection with the first threaded through hole, one end of the first screw rod is rotatably connected with the supporting plate, and the other end of the first screw rod is provided with the rotating handle.
3. The apparatus for generating bubbles that simulates seepage of a subsea cold spring according to claim 1, wherein: the lower end of the pressing plate is provided with a groove, and a rubber pad is arranged in the groove.
4. The apparatus for generating bubbles that simulates seepage of a subsea cold spring according to claim 1, wherein: the locking mechanism comprises connecting pieces arranged on two sides of the upper sleeve, a U-shaped frame is connected to the connecting pieces in a rotating mode, a second threaded through hole is formed in one end of the U-shaped frame, a second screw rod penetrates through the second threaded through hole, and the second screw rod can contact the sealing cover.
5. The apparatus for generating bubbles that simulates seepage of a subsea cold spring according to claim 1, wherein: the first pipeline is provided with a first air pressure control valve, the second pipeline is provided with a second air pressure control valve, and the third pipeline is provided with a third air pressure control valve.
6. The apparatus for generating bubbles that simulates seepage of a subsea cold spring according to claim 1, wherein: the pressure supply unit comprises an air pressure storage tank, and the air pressure storage tank is respectively connected with the first pipeline, the second pipeline and the third pipeline.
7. The apparatus for generating bubbles that simulates seepage of a subsea cold spring according to claim 6, wherein: the pressure supply unit further comprises an air compressor, and the air compressor is connected with the air pressure storage tank through a fourth pipeline.
8. The apparatus for generating bubbles that simulates seepage of a subsea cold spring according to claim 1, wherein: the second exhaust port is connected with a pressure control pipe, and a second exhaust valve is arranged on the pressure control pipe.
9. The apparatus for generating bubbles that simulates seepage of a subsea cold spring according to claim 1, wherein: one side of the lower box body is provided with an observation window.
10. The apparatus for generating bubbles that simulates seepage of a subsea cold spring according to claim 9, wherein: the observation window is made of toughened glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921863713.5U CN211505496U (en) | 2019-10-30 | 2019-10-30 | Bubble generating device for simulating leakage of seabed cold spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921863713.5U CN211505496U (en) | 2019-10-30 | 2019-10-30 | Bubble generating device for simulating leakage of seabed cold spring |
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| Publication Number | Publication Date |
|---|---|
| CN211505496U true CN211505496U (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921863713.5U Expired - Fee Related CN211505496U (en) | 2019-10-30 | 2019-10-30 | Bubble generating device for simulating leakage of seabed cold spring |
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| CN (1) | CN211505496U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114708780A (en) * | 2022-05-12 | 2022-07-05 | 青岛海洋地质研究所 | Physical simulation experiment device and method for volcano formation |
-
2019
- 2019-10-30 CN CN201921863713.5U patent/CN211505496U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114708780A (en) * | 2022-05-12 | 2022-07-05 | 青岛海洋地质研究所 | Physical simulation experiment device and method for volcano formation |
| CN114708780B (en) * | 2022-05-12 | 2023-02-24 | 青岛海洋地质研究所 | Physical simulation experiment device and method for volcano formation |
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Granted publication date: 20200915 Termination date: 20211030 |