CN215951103U - Continuous collection device of liquefied natural gas - Google Patents
Continuous collection device of liquefied natural gas Download PDFInfo
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- CN215951103U CN215951103U CN202121244435.2U CN202121244435U CN215951103U CN 215951103 U CN215951103 U CN 215951103U CN 202121244435 U CN202121244435 U CN 202121244435U CN 215951103 U CN215951103 U CN 215951103U
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Abstract
The utility model belongs to the technical field of natural gas collection, and particularly relates to a liquefied natural gas continuous collection device which comprises a collection device and a liquefaction device, wherein one-way vent valves are arranged on the left side and the right side of the collection device, a telescopic hose is arranged on the left side of the collection device, a funnel gas collection port is arranged on the telescopic hose, a gas inlet valve is arranged on the right side of the one-way vent valve, the liquefaction device is connected with the collection device through the gas inlet valve and the one-way vent valve, two collection bins are arranged on the inner side of the collection device, gas transfer holes are formed in the two collection bins and are connected with the one-way vent valve, and the problems that an active gas collection device is lacked and continuous collection is difficult to achieve in an environment with low natural gas concentration in the conventional device are solved.
Description
Technical Field
The utility model belongs to the technical field of natural gas collection, and particularly relates to a continuous liquefied natural gas collecting device.
Background
Natural gas is used as clean, efficient and low-pollution energy to replace other fuels, can greatly reduce the emission of carbon dioxide, sulfur dioxide and smoke dust, has very obvious effects on improving atmospheric environment and lightening greenhouse effect, is gradually recognized by people with the advantages of high efficiency, cleanness, convenience and the like, and is the trend of energy development in the world at present. In nature, to collect natural gas, the natural gas needs to be collected first, then liquefied, the natural gas density is increased, the volume is reduced, and then the natural gas is loaded and transported.
Chinese patent with application number CN201920722088.6 discloses a liquefied natural gas sampling and continuous collecting device, which comprises: the sampling system comprises an LNG sampling probe, and a closed cryogenic cavity is formed at the front end of the LNG sampling probe; the sampling pipeline is arranged in the LNG sampling probe in a penetrating mode; the LNG liquid filling pipeline penetrates through the LNG sampling probe and is communicated with the closed cryogenic cavity; one end of the sampling pipeline penetrates through the closed cryogenic cavity to be connected with the gasification system, and the gasification system is used for gasifying the LNG sample conveyed by the sampling pipeline; the online analysis system is connected with an outlet of the gasification system; and the continuous collection system is connected with the outlet of the gasification system and is used for continuously collecting the gasified natural gas sample.
However, the above prior art lacks an active gas collecting device, and needs to supply gas by other devices, especially in an environment with low natural gas concentration, the natural gas is difficult to collect, the collecting efficiency is reduced, and continuous collection is difficult.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides a continuous collection device for liquefied natural gas, which is used for solving the problems that the conventional device lacks an active gas collection device and is difficult to continuously collect natural gas in an environment with low concentration of natural gas.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a continuous collection device of liquefied natural gas, includes collection system, liquefying plant, the collection system left and right sides all is equipped with one-way vent valve, left side be equipped with the bellows on the one-way vent valve, be equipped with funnel gas collection mouth on the bellows, the right side be equipped with into the pneumatic valve on the one-way vent valve, liquefying plant is connected with collection system through going into pneumatic valve, one-way vent valve, the collection system inboard is equipped with two collection storehouses, two all be equipped with the biography gas pocket on the collection storehouse, the biography gas pocket links to each other with one-way vent valve.
Further, the collection bin is internally provided with a motor, the motor is provided with a rotary crankshaft, the rotary crankshaft is provided with two connecting shafts, each connecting shaft is provided with a piston mounting block, each piston mounting block is provided with a piston, and the piston mounting blocks are rotatably connected with the connecting shafts.
The motor can drive the rotation of the rotary crankshaft, two connecting shafts are arranged on the rotary crankshaft, and due to the structure of the rotary crankshaft, the motion directions of the two connecting shafts are opposite, the piston mounting block is rotationally connected with the connecting shafts, so that the piston can operate on the left side of the collecting bin, the piston slides up and down under the drive of the motor and the rotary crankshaft, gas is collected, the motion directions of the two connecting shafts are opposite, the motion directions of the two pistons are also opposite, and therefore continuous collection of natural gas can be achieved.
Further, a sealing device is arranged on the piston.
The sealing device can fill the gap between the piston and the collection bin, and the piston and the collection bin are kept sealed.
Further, a cooling bin is arranged on the inner side of the liquefying device, a cold conduction device is arranged on the inner side of the cooling bin, a rotary cooling pipe is arranged on the cold conduction device and connected with the air inlet valve, and a cooling device is arranged on the outer side of the liquefying device.
The cooling bin can cool off by the natural gas, and cold conduction device can give the gyration cooling tube with the temperature transfer, and the gyration cooling tube can cool off the natural gas, reduces the temperature of natural gas, lets the natural gas liquefaction, and the gyration cooling tube links to each other with going into the pneumatic valve, lets the natural gas of going into in the pneumatic valve gets into the gyration cooling tube, and cooling device can be to cold conduction device temperature control.
Further, the liquefaction device bottom is equipped with the slope, the lowest department in slope is equipped with down and goes out the liquid hole, the liquefaction device bottom is equipped with out the liquid valve, it links to each other with a liquid valve to go out the liquid hole down.
The slope can concentrate the liquefied natural gas in the cooling bin to the lowest point, then flows into down and goes out the liquid hole, goes out the liquid hole down and links to each other with going out the liquid valve, goes out opening and closing of liquid hole under can controlling of liquid valve.
Furthermore, the bottoms of the collecting device and the liquefying device are respectively provided with a telescopic rod, and a support column is arranged below the telescopic rods.
The telescopic link can stretch out and draw back, adjusts collection system, liquefying plant's height, and the support column provides the bottom sprag for collection system, liquefying plant.
Compared with the prior art, the utility model has the following beneficial effects:
1. the collection device is combined with the liquefaction device, so that the natural gas can be actively collected by collection, and other devices are not needed for gas supply;
2. a rotary crankshaft is arranged on the inner side of the collecting device, so that the two pistons can run in reverse directions to achieve the effect of continuous collection;
3. the funnel gas collecting port and the telescopic hose are additionally arranged, the natural gas collecting range is enlarged, and the collecting efficiency is improved.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of a continuous collection device for liquefied natural gas according to the present invention;
FIG. 2 is a schematic top view of an embodiment of a continuous LNG collecting apparatus according to the present invention;
FIG. 3 is a cross-sectional view taken along line A-A in FIG. 2
FIG. 4 is a partial enlarged view of the portion B in FIG. 3
Fig. 5 is a perspective sectional view of a liquefaction plant in an embodiment of a continuous collection apparatus for liquefied natural gas according to the present invention;
reference numerals in the drawings of the specification include:
the device comprises a liquefying device 1, an expansion link 2, a support column 3, an air inlet valve 4, a liquid outlet valve 5, a one-way vent valve 6, a collecting device 7, an expansion hose 8, a cooling device 9, a cooling bin 10, a funnel air collecting port 11, a cold conducting device 12, a rotary cooling pipe 13, a collecting bin 14, a motor 15, a rotary crankshaft 16, a slope 17, a lower liquid outlet hole 18, a connecting shaft 19, a piston mounting block 20, a piston 21 and a gas conducting hole 22.
Detailed Description
In order that those skilled in the art can better understand the present invention, the following technical solutions are further described with reference to the accompanying drawings and examples.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and the specific meanings of the terms may be understood by those skilled in the art according to specific situations.
In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being fixed or detachable or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The first embodiment is as follows:
as shown in fig. 1-5, the continuous collection device for liquefied natural gas of the present invention comprises a collection device 7 and a liquefaction device 1, wherein one-way vent valves 6 are disposed on both left and right sides of the collection device 7, a flexible hose 8 is disposed on the one-way vent valve 6 on the left side, a funnel gas collection port 11 is disposed on the flexible hose 8, a gas inlet valve 4 is disposed on the one-way vent valve 6 on the right side, the liquefaction device 1 is connected with the collection device 7 through the gas inlet valve 4 and the one-way vent valve 6, two collection bins 14 are disposed on the inner side of the collection device 7, gas transfer ports 22 are disposed on the two collection bins 14, and the gas transfer ports 22 are connected with the one-way vent valve 6. Particularly, collection system 7 can realize the continuous collection function to the natural gas, liquefaction device 1 can realize the liquefaction function to the natural gas, one-way vent valve 6 can let the natural gas from left to right one-way flow, prevent the natural gas refluence, bellows 8 can stretch out and draw back, the user can control the length of bellows 8 at will, let bellows 8 be close to the natural gas of treating the collection, funnel collection gas mouth 11 can enlarge the collection scope, let more natural gas can get into collection system 7, it can control during natural gas gets into liquefaction device 1 to go into pneumatic valve 4, two collection storehouses 14 can improve collection efficiency, it is continuous with one-way vent valve 6 to pass gas hole 22.
Example two:
as a further improvement of the previous embodiment, as shown in fig. 1 to 5, the continuous collection device for liquefied natural gas according to the present invention includes a collection device 7 and a liquefaction device 1, the left and right sides of the collection device 7 are both provided with one-way vent valves 6, the left one-way vent valve 6 is provided with a flexible hose 8, the flexible hose 8 is provided with a funnel gas collection port 11, the right one-way vent valve 6 is provided with a gas inlet valve 4, the liquefaction device 1 is connected with the collection device 7 through the gas inlet valve 4 and the one-way vent valve 6, the inner side of the collection device 7 is provided with two collection bins 14, the two collection bins 14 are both provided with gas transmission holes 22, and the gas transmission holes 22 are connected with the one-way vent valves 6. Particularly, collection system 7 can realize the continuous collection function to the natural gas, liquefaction device 1 can realize the liquefaction function to the natural gas, one-way vent valve 6 can let the natural gas from left to right one-way flow, prevent the natural gas refluence, bellows 8 can stretch out and draw back, the user can control the length of bellows 8 at will, let bellows 8 be close to the natural gas of treating the collection, funnel collection gas mouth 11 can enlarge the collection scope, let more natural gas can get into collection system 7, it can control during natural gas gets into liquefaction device 1 to go into pneumatic valve 4, two collection storehouses 14 can improve collection efficiency, it is continuous with one-way vent valve 6 to pass gas hole 22.
The inner side of the collecting bin 14 is provided with a motor 15, the motor 15 is provided with a rotary crankshaft 16, the rotary crankshaft 16 is provided with two connecting shafts 19, each connecting shaft 19 is provided with a piston mounting block 20, each piston mounting block 20 is provided with a piston 21, and each piston mounting block 20 is rotatably connected with the corresponding connecting shaft 19. Specifically, the motor 15 can drive the rotary crankshaft 16 to rotate, two connecting shafts 19 are arranged on the rotary crankshaft 16, due to the structure of the rotary crankshaft 16, the moving directions of the two connecting shafts 19 are opposite, the piston mounting block 20 is rotatably connected with the connecting shafts 19, in order to ensure that the piston 21 can operate on the left side of the collecting bin 14, the piston 21 slides up and down under the driving of the motor 15 and the rotary crankshaft 16 to collect gas, the moving directions of the two connecting shafts 19 are opposite, and therefore the moving directions of the two pistons 21 are also opposite, and continuous collection of natural gas can be achieved.
The piston 21 is provided with a sealing device 22. Specifically, the sealing device 22 can fill the gap between the piston 21 and the collecting chamber 14, so that the piston 21 and the collecting chamber 14 are kept sealed.
The inner side of the liquefying device 1 is provided with a cooling bin 10, the inner side of the cooling bin 10 is provided with a cold conduction device 12, the cold conduction device 12 is provided with a rotary cooling pipe 13, the rotary cooling pipe 13 is connected with the air inlet valve 4, and the outer side of the liquefying device 1 is provided with a cooling device 9. Specifically, cooling chamber 10 can cool off by the natural gas, and cold conduction device 12 can transmit the temperature for gyration cooling tube 13, and gyration cooling tube 13 can cool off the natural gas, reduces the temperature of natural gas, lets the natural gas liquefaction, and gyration cooling tube 13 links to each other with going into gas valve 4, lets the natural gas that goes into in the gas valve 4 get into gyration cooling tube 13, and cooling device 9 can be to cold conduction device 12 temperature control.
The bottom of the liquefying device 1 is provided with a slope 17, the lowest part of the slope 17 is provided with a lower liquid outlet hole 18, the bottom of the liquefying device 1 is provided with a liquid outlet valve 5, and the lower liquid outlet hole 18 is connected with the liquid outlet valve 5. Specifically, the slope 17 can collect the lng in the cooling bin 10 to the lowest point, and then flow into the lower liquid outlet hole 18, the lower liquid outlet hole 18 is connected with the liquid outlet valve 5, and the liquid outlet valve 5 can control the opening and closing of the lower liquid outlet hole 18.
The bottom of the collecting device 7 and the bottom of the liquefying device 1 are both provided with telescopic rods 2, and supporting columns 3 are arranged below the telescopic rods 2. Particularly, the telescopic rod 2 can stretch out and draw back, the height of the acquisition device 7 and the liquefying device 1 is adjusted, and the supporting column 3 provides bottom support for the acquisition device 7 and the liquefying device 1.
Embodiment two is relative to embodiment one, in embodiment two, the motor 15 can drive the rotating crankshaft 16 to rotate, the rotating crankshaft 16 is provided with two connecting shafts 19, because of the structure of the rotating crankshaft 16, the moving directions of the two connecting shafts 19 are opposite, the piston mounting block 20 is rotationally connected with the connecting shafts 19, in order to ensure that the piston 21 can operate at the left side of the collecting bin 14, the piston 21 slides up and down under the drive of the motor 15 and the rotating crankshaft 16 to collect gas, the moving directions of the two connecting shafts 19 are opposite, therefore, the moving directions of the two pistons 21 are also opposite, so that the natural gas can be collected continuously, the sealing device 22 can fill the gap between the piston 21 and the collecting bin 14, the piston 21 and the collecting bin 14 are kept sealed, the cooling bin 10 can cool the natural gas, the cold conduction device 12 can transmit the temperature to the rotating cooling pipe 13, and the rotating cooling pipe 13 can cool the natural gas, reduce the temperature of natural gas, let the natural gas liquefaction, gyration cooling tube 13 links to each other with income pneumatic valve 4, let the natural gas of going into in pneumatic valve 4 get into in the gyration cooling tube 13, cooling device 9 can be to cold conduction device 12 temperature control, slope 17 can concentrate the minimum with the liquefied natural gas in the cooling bin 10, then flow in and go out liquid hole 18 down, it links to each other with play liquid valve 5 to go out liquid hole 18 down, go out opening and closing of liquid hole 18 under liquid valve 5 can be controlled, telescopic link 2 can stretch out and draw back, adjustment collection system 7, liquefaction device 1's height, collection system 7 is given to support column 3, liquefaction device 1 provides the bottom sprag.
The foregoing are merely exemplary embodiments of the present invention, and no attempt is made to show structural details of the utility model in more detail than is necessary for the fundamental understanding of the art, the description taken with the drawings making apparent to those skilled in the art how the several forms of the utility model may be embodied in practice with the teachings of the utility model. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.
Claims (6)
1. The utility model provides a liquefied natural gas continuous collection device which characterized in that: including collection system (7), liquefying plant (1), the collection system (7) left and right sides all is equipped with one-way vent valve (6), the left side be equipped with stretch hose (8) on one-way vent valve (6), be equipped with funnel gas collection mouth (11), right side be equipped with into pneumatic valve (4) on one-way vent valve (6), liquefying plant (1) is connected with collection system (7) through going into pneumatic valve (4), one-way vent valve (6), collection system (7) inboard is equipped with two collection storehouses (14), two all be equipped with on collection storehouse (14) and pass gas pocket (22), pass gas pocket (22) and one-way vent valve (6) link to each other.
2. A liquefied natural gas continuous collecting apparatus as claimed in claim 1, wherein: gather storehouse (14) inboard and be equipped with motor (15), be equipped with rotary crankshaft (16) on motor (15), be equipped with two even axle (19) on rotary crankshaft (16), every be equipped with piston installation piece (20) on even axle (19), be equipped with piston (21) on piston installation piece (20), piston installation piece (20) with link axle (19) and rotate and be connected.
3. A liquefied natural gas continuous collecting apparatus as claimed in claim 2, wherein: and a sealing device (22) is arranged on the piston (21).
4. A liquefied natural gas continuous collecting apparatus as claimed in claim 3, wherein: the liquefaction device (1) inboard is equipped with cooling storehouse (10), cooling storehouse (10) inboard is equipped with cold conduction device (12), be equipped with gyration cooling tube (13) on cold conduction device (12), gyration cooling tube (13) link to each other with going into pneumatic valve (4), liquefaction device (1) outside is equipped with cooling device (9).
5. The continuous collection apparatus of liquefied natural gas as claimed in claim 4, wherein: liquefaction device (1) bottom is equipped with slope (17), slope (17) lower is equipped with down and goes out liquid hole (18), liquefaction device (1) bottom is equipped with out liquid valve (5), it links to each other with play liquid valve (5) to go out liquid hole (18) down.
6. The continuous collection apparatus of liquefied natural gas as claimed in claim 5, wherein: the bottom of the collecting device (7) and the bottom of the liquefying device (1) are both provided with telescopic rods (2), and support columns (3) are arranged below the telescopic rods (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121244435.2U CN215951103U (en) | 2021-06-04 | 2021-06-04 | Continuous collection device of liquefied natural gas |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121244435.2U CN215951103U (en) | 2021-06-04 | 2021-06-04 | Continuous collection device of liquefied natural gas |
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| CN215951103U true CN215951103U (en) | 2022-03-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121244435.2U Active CN215951103U (en) | 2021-06-04 | 2021-06-04 | Continuous collection device of liquefied natural gas |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116519433A (en) * | 2023-06-29 | 2023-08-01 | 辽宁高盛新能源有限公司 | Liquefied natural gas sampling device convenient to operation |
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2021
- 2021-06-04 CN CN202121244435.2U patent/CN215951103U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116519433A (en) * | 2023-06-29 | 2023-08-01 | 辽宁高盛新能源有限公司 | Liquefied natural gas sampling device convenient to operation |
| CN116519433B (en) * | 2023-06-29 | 2023-09-19 | 辽宁高盛新能源有限公司 | Liquefied natural gas sampling device convenient to operation |
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