CN219493841U

CN219493841U - LNG leaks emergency treatment device

Info

Publication number: CN219493841U
Application number: CN202320448804.2U
Authority: CN
Inventors: 徐永清; 许家庆; 黄玉昌; 刘仁青
Original assignee: Guangzhou Zhongqiao Energy Technology Co ltd
Current assignee: Guangzhou Zhongqiao Energy Technology Co ltd
Priority date: 2023-03-10
Filing date: 2023-03-10
Publication date: 2023-08-08
Anticipated expiration: 2033-03-10

Abstract

The utility model discloses an LNG leakage emergency treatment device, and relates to the technical field of LNG tank discharging; the LNG liquid recovery device comprises a collecting tank, wherein one side of the collecting tank is fixedly connected with a converging tank, one side of the converging tank, which is far away from the collecting tank, is fixedly connected with a liquid collecting tank, one end of the liquid collecting tank, which is far away from the converging tank, is provided with a liquid pumping unit, the middle end of the liquid collecting tank is provided with an air pumping unit, one end of the liquid collecting tank, which is close to the converging tank, is internally provided with a filtering mechanism, the filtering mechanism comprises a support, an energy supply unit, a rotating unit, a filter screen and a cleaning unit, the inner side of one end of the liquid collecting tank, which is close to the converging tank, is fixedly connected with the support, the middle end of the support is provided with the energy supply unit, and the leaked LNG liquid can be timely recovered by arranging the filtering mechanism, so that sundries in the LNG liquid can be conveniently extracted at the same time of recovery, and recovery efficiency can be further improved.

Description

LNG leaks emergency treatment device

Technical Field

The utility model relates to the technical field of LNG storage tanks, in particular to an LNG leakage emergency treatment device.

Background

An LNG storage tank is a device for storing LNG liquid.

The LNG liquid is clean and efficient energy, is usually used as energy of automobiles, and has the advantages of good antiknock performance, long service life of an engine, low fuel cost, good environmental protection performance, high storage efficiency, good safety and the like compared with gasoline.

However, when the LNG storage tank leaks, when the LNG liquid which is leaked out is in contact with open fire, hazards such as fire disaster are easy to cause, therefore, a liquid collecting channel is paved at the lower end of the LNG storage tank, the leaked LNG liquid is collected into a liquid collecting tank, the collected liquid is recycled through an extracting device in the later stage, but the LNG liquid can carry more sundries when being collected, and the sundries in the collected LNG liquid are inconvenient to process due to the fact that the liquid collecting tank is inconvenient to collect, so that the liquid extracting device is easy to be blocked when the LNG liquid in the liquid collecting tank is extracted through the liquid extracting device in the later stage, and further the recycling work is not easy to develop smoothly.

Disclosure of Invention

In order to solve the problem that when the LNG storage tank leaks, the leaked LNG liquid is inconvenient to carry out emergency treatment; the utility model aims to provide an LNG leakage emergency treatment device.

In order to solve the technical problems, the utility model adopts the following technical scheme: including the collecting vat, collecting vat one side links firmly the converging groove, and the converging groove is kept away from one side of collecting vat and is linked firmly the collecting vat, the collecting vat is kept away from the one end of converging the groove and is set up the liquid pumping unit, and collecting vat middle-end sets up the air extraction unit, the collecting vat is close to the inside filter mechanism that sets up of one end of converging the groove, and filter mechanism includes the support, the energy supply unit, rotating unit, filter screen and cleaning unit, the collecting vat is close to the inboard a linking bracket of one end of converging the groove, and the support middle-end sets up the energy supply unit, the support is close to one side middle-end of converging the groove and sets up rotating unit, rotating unit is kept away from the one end outside switching filter screen of support, and the filter screen outside links firmly in the collecting vat inboard, rotating unit is kept away from one side of support and sets up cleaning unit.

Preferably, the liquid pumping unit comprises a liquid phase recovery device, a liquid pumping pipe and a liquid outlet, wherein the liquid phase recovery device is fixedly connected with the upper side of one end, far away from the converging groove, of the liquid collecting tank, the liquid pumping pipe is fixedly connected with the lower side of the liquid phase recovery device, the outer side of the liquid pumping pipe is inserted into the liquid collecting tank, the liquid outlet is fixedly connected with the upper side of the liquid phase recovery device, the liquid pumping unit comprises a gas phase recovery device, a gas pumping cover and an exhaust pipe, the upper side of the middle end of the liquid collecting tank is fixedly connected with the gas phase recovery device, the lower side of the gas phase recovery device is fixedly connected with the gas pumping cover, the outer side of the gas pumping cover is inserted into the liquid collecting tank, and the upper side of the gas phase recovery device is fixedly connected with the exhaust pipe.

Preferably, the energy supply unit comprises a transmission line and a power supply, the transmission line is inserted at the middle end of the support, the power supply is fixedly connected to one side of the transmission line away from the support, the outer side of the power supply is fixedly connected to the inside of the liquid collecting pool, the rotating unit comprises a first rotating rod and a rotating disc, the middle end of the support is connected with the first rotating rod in a switching mode, one end of the transmission line away from the support is fixedly connected to the first rotating rod, the outer side of the middle end of the first rotating rod is fixedly connected with the rotating disc, and the first rotating rod is far away from the outer side of the end of the support and is connected with the filter screen in a switching mode.

Preferably, the rotating unit comprises a connecting block and fan blades, the outer side of the rotating disc is fixedly connected with a connecting block, one side of the connecting block, which is far away from the rotating disc, is fixedly connected with the fan blades, a plurality of groups of connecting blocks and the fan blades are fixedly connected with the outer side of the rotating disc, the fan blades incline by 30 degrees relative to the connecting blocks, the cleaning unit comprises a rotating plate and a cleaning brush, the middle end of one side, which is far away from the support, of the first rotating rod is fixedly connected with the rotating plate, and the two ends of one side, which is close to the filter screen, of the rotating plate are fixedly connected with the cleaning brush.

Compared with the prior art, the utility model has the beneficial effects that:

through setting up filtering mechanism, make the LNG liquid when taking place to leak, the pressure sensor control energy supply unit in the LNG storage tank starts, the energy supply unit starts the back and provides the electric energy to rotating the unit, then rotating the unit and driving rotating unit operation and clearance unit operation, the LNG liquid of revealing is collected through the collecting vat and is collected and is converged the converging groove department, the LNG liquid of rethread converging groove will collecting is discharged into the liquid collection pond, the LNG liquid filters through the filter screen when getting into the liquid collection pond in, the LNG liquid after filtering is brought into the collecting vat through rotating the rotation of rotating the unit, simultaneously along with rotating the rotation of rotating the unit, make the air outside the liquid collection pond get into in the liquid collection pond, the shutoff is carried out to the LNG volatilized gas in the liquid collection pond, clearance unit rotates simultaneously and cleans the adnexed debris in the filter screen outside, then start pumping unit and pumping unit, take out LNG liquid and volatilized gas that stores in the liquid collection pond, make the LNG storage tank retrieve in time taking place to leak, carry out the clearance to the debris in the LNG liquid of revealing, be convenient for follow-up extraction work when retrieving, and recovery efficiency.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is a schematic cross-sectional elevation view of the present utility model.

FIG. 3 is an enlarged schematic view of the structure of the filtering mechanism of the present utility model.

In the figure: 1. a collection tank; 2. a sink groove; 3. a liquid collecting tank; 4. a liquid phase recovery device; 5. a liquid suction pipe; 6. a liquid outlet; 7. a gas phase recovery device; 8. an air-extracting cover; 9. an exhaust pipe; 10. a bracket; 11. a transmission line; 12. a power supply; 13. a first rotating lever; 14. a turntable; 15. a connecting block; 16. a fan blade; 17. a filter screen; 18. a rotating plate; 19. a cleaning brush.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one: as shown in fig. 1-3, the utility model provides an LNG leakage emergency treatment device, which comprises a collecting tank 1, wherein one side of the collecting tank 1 is fixedly connected with a converging tank 2, one side of the converging tank 2 away from the collecting tank 1 is fixedly connected with a liquid collecting tank 3, one end of the liquid collecting tank 3 away from the converging tank 2 is provided with a liquid pumping unit, the middle end of the liquid collecting tank 3 is provided with an air pumping unit, one end of the liquid collecting tank 3 close to the converging tank 2 is internally provided with a filtering mechanism, the filtering mechanism comprises a bracket 10, an energy supply unit, a rotating unit, a filter screen 17 and a cleaning unit, one end of the liquid collecting tank 3 close to the converging tank 2 is fixedly connected with the bracket 10, the middle end of the bracket 10 is provided with the energy supply unit, one side of the bracket 10 close to the converging tank 2 is provided with the rotating unit, the outer side of the rotating unit away from the bracket 10 is connected with the filter screen 17, the outer side of the filter screen 17 is fixedly connected to the inner side of the liquid collecting tank 3, and one side of the rotating unit away from the bracket 10 is provided with the cleaning unit.

Through adopting above-mentioned technical scheme, make LNG liquid when leaking, the pressure sensor control energy supply unit in the LNG storage tank starts, energy supply unit starts the back and provides the electric energy to rotating unit, then rotating unit drives rotating unit operation and clearance unit operation, the LNG liquid of revealing is collected through collecting vat 1 and is collected and collect confluence groove 2 department, the LNG liquid of rethread confluence groove 2 will collect is discharged into the liquid collection pond 3, the LNG liquid filters through filter screen 17 when getting into in the liquid collection pond 3, the LNG liquid after filtering is brought into collecting vat 1 through rotating unit's rotation, simultaneously along with rotating unit's rotation, make the air in the liquid collection pond 3 outside get into in the liquid collection pond 3, carry out shutoff to the LNG volatilized gas in the liquid collection pond 3, clearance unit rotates simultaneously and cleans the debris that is attached to the filter screen 17 outside, then start pumping unit and pumping unit, take out LNG liquid and volatilized gas that stores in the liquid collection pond 3, make the LNG storage tank when leaking through setting up filtering mechanism, can in time retrieve the LNG liquid of revealing, clear up in the LNG liquid, be convenient for follow-up promotion work efficiency.

The liquid pumping unit comprises a liquid phase recovery device 4, a liquid pumping pipe 5 and a liquid outlet 6, wherein the liquid phase recovery device 4 is fixedly connected with the upper side of one end of the liquid collecting tank 3, which is far away from the converging groove 2, the liquid pumping pipe 5 is fixedly connected with the lower side of the liquid phase recovery device 4, the outer side of the liquid pumping pipe 5 is inserted into the liquid collecting tank 3, and the liquid outlet 6 is fixedly connected with the upper side of the liquid phase recovery device 4.

Through adopting above-mentioned technical scheme, through setting up liquid recovery unit 4, drawing liquid pipe 5 and leakage fluid dram 6, be convenient for take out the liquid of collecting in the liquid collecting tank 3.

The air extraction unit comprises a gas phase recovery device 7, an air extraction cover 8 and an exhaust pipe 9, the upper side of the middle end of the liquid collection tank 3 is fixedly connected with the gas phase recovery device 7, the lower side of the gas phase recovery device 7 is fixedly connected with the air extraction cover 8, the outer side of the air extraction cover 8 is inserted into the liquid collection tank 3, and the upper side of the gas phase recovery device 7 is fixedly connected with the exhaust pipe 9.

Through adopting above-mentioned technical scheme, through setting up gaseous recovery unit 7, exhaust hood 8 and blast pipe 9, be convenient for take out the volatilized gas of liquid LNG in the liquid collecting tank 3.

The energy supply unit comprises a transmission line 11 and a power supply 12, the transmission line 11 is inserted into the middle end of the support 10, one side, far away from the support 10, of the transmission line 11 is fixedly connected with the power supply 12, and the outer side of the power supply 12 is fixedly connected in the liquid collecting tank 3.

By adopting the technical scheme, the power supply 12 is started, so that the power supply 12 transmits electric energy into the first rotating rod 13 through the transmission line 11.

The rotating unit comprises a first rotating rod 13 and a rotating disc 14, the outer side of the middle end of the support 10 is connected with the first rotating rod 13 in a switching mode, one end, far away from the support 10, of the transmission line 11 is fixedly connected to the first rotating rod 13, the outer side of the middle end of the first rotating rod 13 is fixedly connected with the rotating disc 14, and the outer side of one end, far away from the support 10, of the first rotating rod 13 is connected with the filter screen 17 in a switching mode.

By adopting the technical scheme, the first rotating rod 13 is started to drive the rotating disc 14 to operate, so that the rotating unit and the cleaning unit are conveniently driven to operate.

The rotating unit comprises a connecting block 15 and fan blades 16, the outer side of the rotary table 14 is fixedly connected with the connecting block 15, and one side, far away from the rotary table 14, of the connecting block 15 is fixedly connected with the fan blades 16.

Through adopting above-mentioned technical scheme, the carousel 14 rotates the back and drives connecting block 15 and flabellum 16 rotation, and the rotation through flabellum 16 assists the liquid flow.

The plurality of groups of connecting blocks 15 and the fan blades 16 are fixedly connected to the outer side of the turntable 14, and the fan blades 16 are inclined by 30 degrees relative to the connecting blocks 15.

Through adopting above-mentioned technical scheme, fix multiunit connecting block 15 and flabellum 16 in the carousel 14 outside to with flabellum 16 relative connecting block 15 slope 30, be convenient for form the gas wall through the rotation of flabellum 16 and carry out the gas shutoff to the inlet of collecting vat 3 department.

The cleaning unit comprises a rotating plate 18 and a cleaning brush 19, wherein the middle end of one side of the first rotating rod 13 far away from the bracket 10 is fixedly connected with the rotating plate 18, and the two ends of one side of the rotating plate 18 near the filter screen 17 are fixedly connected with the cleaning brush 19.

Through adopting above-mentioned technical scheme, the first revolving bar 13 drives the revolving plate 18 and the cleaning brush 19 and rotates after rotating, makes cleaning brush 19 clean the debris that the filter screen 17 outside attached.

Working principle: when the LNG storage tank leaks, the pressure sensor in the LNG storage tank sends out signals, control the air vent to control the power supply 12 to start later, pass through transmission line 11 with the electric energy and transmit into in the first transfer lever 13 after the power supply 12 starts, make first transfer lever 13 drive carousel 14 rotate, drive connecting block 15 and flabellum 16 after carousel 14 rotates, simultaneously first transfer lever 13 drives commentaries on classics board 18 and cleaning brush 19 and rotates after rotating, the LNG liquid that leaks out in the LNG storage tank is collected through collecting vat 1, flow into sink 2 and carry out the confluence later, the LNG liquid after the rethread sink 2 will be converged is discharged into the liquid collection tank 3, the LNG liquid is filtered through filter screen 17 when getting into in the liquid collection tank 3, the LNG liquid of filtering gets into in the liquid collection tank 3 along with the rotation of flabellum 16, because flabellum 16 slope 30, the air outside will be sucked in the liquid collection tank 3 after the flabellum 16 rotates, form the unidirectional air wall to liquid inlet department in the liquid collection tank 3, reduce the leakage of the gas that LNG liquid volatilized in the liquid collection tank 3, simultaneously, first transfer lever 13 rotates and makes and drives commentaries on board 18 and cleaning brush 19 and carries out collecting tank 1, flow into the liquid collection tank 7 through the filter screen 17, the gas recovery device is passed through, the gas recovery device is filled into the liquid recovery tank is filled into the liquid collection tank, the liquid recovery tank is pumped out through the liquid recovery device is opened through the gas recovery device, and is pumped out the liquid recovery device is opened through the gas recovery device is opened through the filter screen 7, and is filled into the liquid recovery device is pumped out through the liquid recovery device is opened through the liquid recovery device is 7, and is opened through the liquid recovery device is opened.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. An LNG leakage emergency treatment device comprises a collecting tank (1), and is characterized in that: collecting vat (1) one side links firmly and converges groove (2), and converges groove (2) and keep away from one side of collecting vat (1) and link firmly liquid collecting tank (3), liquid collecting tank (3) are kept away from the one end of converging groove (2) and are set up the pumping unit, and liquid collecting tank (3) middle-end sets up the pumping unit, liquid collecting tank (3) are close to the inside straining mechanism that sets up of one end of converging groove (2), and straining mechanism includes support (10), energy supply unit, rotation unit, rotary unit, filter screen (17) and cleaning unit, liquid collecting tank (3) are close to the one end inboard of converging groove (2) and link firmly support (10), and support (10) middle-end sets up energy supply unit, support (10) are close to one side middle-end of converging groove (2) and are set up rotary unit, rotary unit is kept away from one end outside switching filter screen (17) of support (10), and filter screen (17) outside links firmly in liquid collecting tank (3) inboard, one side that support (10) were kept away from to rotary unit sets up the cleaning unit.

2. The LNG leakage emergency treatment device according to claim 1, wherein the liquid pumping unit comprises a liquid phase recovery device (4), a liquid pumping pipe (5) and a liquid outlet (6), the liquid phase recovery device (4) is fixedly connected to the upper side of one end of the liquid collecting tank (3) away from the converging groove (2), the liquid pumping pipe (5) is fixedly connected to the lower side of the liquid phase recovery device (4), the liquid pumping pipe (5) is inserted into the liquid collecting tank (3) at the outer side, and the liquid outlet (6) is fixedly connected to the upper side of the liquid phase recovery device (4).

3. The LNG leakage emergency treatment device according to claim 1, wherein the air extraction unit comprises a gas phase recovery device (7), an air extraction cover (8) and an exhaust pipe (9), the upper side of the middle end of the liquid collection tank (3) is fixedly connected with the gas phase recovery device (7), the lower side of the gas phase recovery device (7) is fixedly connected with the air extraction cover (8), the outer side of the air extraction cover (8) is inserted into the liquid collection tank (3), and the upper side of the gas phase recovery device (7) is fixedly connected with the exhaust pipe (9).

4. The LNG leakage emergency treatment device according to claim 1, wherein the energy supply unit comprises a transmission line (11) and a power supply (12), the transmission line (11) is inserted into the middle end of the support (10), one side, far away from the support (10), of the transmission line (11) is fixedly connected with the power supply (12), and the outer side of the power supply (12) is fixedly connected in the liquid collecting tank (3).

5. The LNG leakage emergency treatment device according to claim 4, wherein the rotation unit comprises a first rotating rod (13) and a rotating disc (14), the middle end of the support (10) is connected with the first rotating rod (13) in an outer side, one end of the transmission line (11) far away from the support (10) is fixedly connected with the first rotating rod (13), the middle end of the first rotating rod (13) is fixedly connected with the rotating disc (14), and one end of the first rotating rod (13) far away from the support (10) is connected with the filter screen (17) in an outer side.

6. The LNG leakage emergency treatment device according to claim 5, wherein the rotating unit comprises a connecting block (15) and fan blades (16), the connecting block (15) is fixedly connected to the outer side of the rotary table (14), and the fan blades (16) are fixedly connected to one side, away from the rotary table (14), of the connecting block (15).

7. An LNG leak emergency treatment device as claimed in claim 6, wherein a plurality of said connection blocks (15) and blades (16) are fixedly attached to the outside of the turntable (14), and the blades (16) are inclined at 30 ° with respect to the connection blocks (15).

8. An LNG leak emergency treatment device according to claim 5, characterized in that the cleaning unit comprises a rotating plate (18) and a cleaning brush (19), and the middle end of the side of the first rotating rod (13) far from the bracket (10) is fixedly connected with the rotating plate (18), and the two ends of the side of the rotating plate (18) near the filter screen (17) are fixedly connected with the cleaning brush (19).