CN215831653U

CN215831653U - Liquefied natural gas storage and transportation device

Info

Publication number: CN215831653U
Application number: CN202121391245.3U
Authority: CN
Inventors: 薛念文; 杨春福; 薛念成; 焦洪文
Original assignee: Qingdao Lishen Energy Co ltd
Current assignee: Qingdao Lishen Energy Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2022-02-15
Anticipated expiration: 2031-06-22

Abstract

The utility model belongs to the technical field of natural gas storage, and particularly relates to a liquefied natural gas storage and transportation device which comprises a tank assembly, wherein the tank assembly comprises a shell and an inner tank, the inner tank is arranged inside the shell, a protection assembly is arranged between the shell and the inner tank, one end of the protection assembly extends to the top of the shell, the protection assembly comprises a gas generation assembly and an air bag, the gas generation assembly is fixedly arranged at the top of the shell, the utility model is provided with the protection assembly positioned between the shell and the inner tank, when the tank assembly collides, a collision sensor sends a feedback signal to a controller, the controller sends a control signal to control an igniter to start, gas in the gas generator enters the air bag through a connecting pipe, external impact force is buffered through an expanded air bag after the outer shell is damaged, and the inner tank is prevented from being damaged, thereby avoiding leakage of natural gas.

Description

Liquefied natural gas storage and transportation device

Technical Field

The utility model belongs to the technical field of natural gas storage, and particularly relates to a liquefied natural gas storage and transportation device.

Background

Natural gas refers to all gases naturally occurring in nature, including gases formed by various natural processes in the air space, water space and rock space (including oil field gas, gas field gas, mud volcanic gas, coal bed gas, biogenetic gas and the like).

The natural gas is transported after being generally liquefied, and the protection dynamics of current conveyer is not enough, when conveyer and outside bump, can lead to the natural gas to leak, and the inside of conveyer does not have buffer simultaneously, and when the transport vechicle emergency brake, liquefied natural gas is in disorder cluster in conveyer's inside to lead to the problem of conveyer deformation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a liquefied natural gas storage and transportation device, which solves the problems that the conventional transportation device in the background art is insufficient in protection force, natural gas can be leaked when the transportation device is collided, and meanwhile, no buffer device is arranged in the transportation device, and the liquefied natural gas is disorderly mixed in the transportation device when the transportation device is braked suddenly.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a liquefied natural gas storage conveyer, includes a jar body subassembly, jar body subassembly includes casing and inner tank, the inner tank sets up the inside at the casing, be provided with the protection subassembly between casing and the inner tank, the one end of protection subassembly extends to the top of casing, the protection subassembly includes gas generation subassembly and gasbag, the fixed top that sets up at the casing of gas generation subassembly, the gasbag sets up between casing and inner tank, gas generation subassembly and gasbag connection, the controller is installed to one side of gas generation subassembly.

Preferably, the inside of inner tank is provided with buffering subassembly, buffering subassembly includes baffle and honeycomb panel, the bottom fixed connection of baffle and inner tank, the top fixed connection of honeycomb panel and inner tank, baffle and honeycomb panel are respectively at the inside dislocation distribution of inner tank.

Preferably, the baffle is provided with a through hole, and the through hole is formed in the bottom of the baffle.

Preferably, the gas generation subassembly includes gas generator and igniter, gas generator is fixed to be set up on the casing, igniter sets up the inside at gas generator, gas generator's the fixed collision sensor that is equipped with of one end, gas generator's the other end is connected with the connecting pipe, the one end of connecting pipe extends to the inside of gasbag.

Preferably, a fixing frame is fixedly arranged between the shell and the inner tank, and the air bags are arranged in a plurality of the air bags and distributed at intervals with the fixing frame.

Preferably, the top of the shell is fixedly provided with a shell, and the controller and the gas generation assembly are both arranged inside the shell.

Preferably, the top of shell is provided with the feed inlet, the one end of feed inlet extends to the inside of inner tank, the bottom of shell one end is provided with row material pipe, the one end of arranging the material pipe extends to the inside of inner tank.

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

(1) the utility model is provided with the protection component positioned between the shell and the inner tank, when the tank body component is collided, the collision sensor sends a feedback signal to the controller, the controller sends a control signal to control the igniter to start, gas in the gas generator enters the gas bag through the connecting pipe, and the external impact force is buffered through the expanded gas bag after the outer shell is damaged, so that the inner tank is prevented from being damaged, and the natural gas is prevented from leaking.

(2) The buffer assembly is arranged in the inner tank, the space of the inner tank is divided into a plurality of spaces through the baffle plate and the honeycomb plate, and when the transport vehicle is subjected to emergency braking, natural gas is prevented from being disorderly strung in the inner tank through the staggered distribution between the baffle plate and the honeycomb plate, and the inner tank is prevented from deforming or even cracking under the impact force of the natural gas.

Drawings

FIG. 1 is a cross-sectional view of a protective assembly of the present invention;

FIG. 2 is a schematic structural view of a canister assembly of the present invention;

FIG. 3 is a side view of the baffle plate and honeycomb panel of the present invention;

FIG. 4 is a schematic structural view of a gas generator according to the present invention

In the figure: 1. a controller; 2. a gas generating assembly; 3. a housing; 4. a feed inlet; 5. a housing; 6. an inner tank; 7. a through hole; 8. a discharge pipe; 9. a buffer assembly; 10. a baffle plate; 11. a honeycomb panel; 12. a canister assembly; 13. a fixed mount; 14. a protection component; 15. an air bag; 16. a gas generator; 17. an igniter; 18. a connecting pipe; 19. an impact sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a liquefied natural gas storage conveyer, including jar body subassembly 12, jar body subassembly 12 includes casing 5 and inner tank 6, inner tank 6 sets up the inside at casing 5, be provided with protection component 14 between casing 5 and the inner tank 6, the one end of protection component 14 extends to the top of casing 5, protection component 14 includes gas generation subassembly 2 and gasbag 15, gas generation subassembly 2 is fixed to be set up at the top of casing 5, gasbag 15 sets up between casing 5 and inner tank 6, gas generation subassembly 2 is connected with gasbag 15, controller 1 is installed to one side of gas generation subassembly 2.

Further, the inside of inner tank 6 is provided with buffering subassembly 9, buffering subassembly 9 includes baffle 10 and honeycomb panel 11, the bottom fixed connection of baffle 10 and inner tank 6, honeycomb panel 11 and the top fixed connection of inner tank 6, baffle 10 and honeycomb panel 11 are respectively at the inside dislocation distribution of inner tank 6, honeycomb panel 11 is at the in-process of restriction natural gas motion, let to be full of the natural gas between a plurality of honeycomb panels 11 through the hole on the honeycomb panel 11, can not lead to the reduction of volume in the inner tank 6 because of the setting of protection subassembly 14.

Specifically, seted up through-hole 7 on the baffle 10, through-hole 7 sets up in the bottom of baffle 10, lets run through between a plurality of baffles 10 through-hole 7, makes things convenient for the natural gas in inner tank 6 to discharge from arranging material pipe 8 through-hole 7.

Further, the gas generating assembly 2 comprises a gas generator 16 and an igniter 17, wherein the gas generator 16 is fixedly arranged on the shell 5, the igniter 17 is arranged inside the gas generator 16, one end of the gas generator 16 is fixedly provided with a collision sensor 19, the other end of the gas generator 16 is connected with a connecting pipe 18, and one end of the connecting pipe 18 extends to the inside of the air bag 15.

The gas generator 16 is also called an inflator, and is used to generate gas to inflate the airbag 15 when the igniter 17 ignites the ignition agent, so that the airbag 15 is inflated.

The gas generator 16 and the igniter 17 are both in the prior art, the igniter 17 is wrapped with aluminum foil and is arranged at the central position inside the gas generator 16, the igniter comprises detonating explosive and priming charge, the leading-out wire is connected with the plug of the airbag connector, and the connector is internally provided with a short-circuit sheet; when the connector plug is pulled down or the plug is not completely combined with the connector, the short circuit piece is used for short-circuiting the two leads, so that the phenomenon that the air bag 15 is expanded by mistake due to the fact that the electric heating wire circuit is connected through static electricity or misconduction is prevented.

When the controller 1 sends an ignition instruction, the electric heating wire is connected, the electric heating wire is heated quickly and thermally to detonate the priming charge, the explosive is detonated instantly to generate heat, the temperature and the pressure in the cartridge are increased rapidly and the cartridge is broken, so that the inflating agent is heated and is put into the air bag 15.

The collision sensor 19 is used for detecting and judging a collision signal when the automobile collides so as to start the igniter 17 in time.

It is worth to be noted that a fixing frame 13 is fixedly arranged between the shell 5 and the inner tank 6, a plurality of air bags 15 are arranged, and the plurality of air bags 15 and the fixing frame 13 are distributed at intervals.

Further, the top of the shell 5 is fixedly provided with a shell 3, and the controller 1 and the gas generation assembly 2 are both arranged inside the shell 3.

Further, the top of shell 3 is provided with feed inlet 4, and the one end of feed inlet 4 extends to the inside of inner tank 6, and the bottom of shell 3 one end is provided with row material pipe 8, and the one end of arranging material pipe 8 extends to the inside of inner tank 6.

In summary, the igniter 17 and the collision sensor 19 are both electrically connected to the controller 1, the collision sensor 19 is an automobile collision sensor, and the controller 1 is a programmable sensor.

The working principle and the using process of the utility model are as follows: when the utility model is used, liquid natural gas is injected into the inner tank 6 in the tank assembly 12 through the feed inlet 4, the natural gas fills the space between the baffles 10 through the through holes 7 on the baffles 10, the inner tank 6 is filled through the holes of the honeycomb plate 11, when the collision sensor 19 on the gas generating assembly 2 in the protection assembly 14 detects collision, a feedback signal is generated to the controller 1, the controller 1 sends a control signal to the igniter 17 to ignite the igniter 17, gas generated in the gas generator 16 is infused into the air bag 15 between the shell 5 and the inner tank 6 through the connecting pipe 18, so that the inner tank 6 is protected inside the air bag 15, the external impact force is buffered through the air bag 15, the inner tank 6 is erected in the shell 5 by the fixing frame 13, and when material discharge is needed, material discharge is performed through the discharge pipe 8.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a liquefied natural gas storage and transportation device, includes tank body subassembly (12), its characterized in that: the utility model discloses a gas generator, including jar body subassembly (12), jar body subassembly (12) includes casing (5) and inner tank (6), inner tank (6) set up the inside at casing (5), be provided with protection subassembly (14) between casing (5) and inner tank (6), the one end of protection subassembly (14) extends to the top of casing (5), protection subassembly (14) are including gas generation subassembly (2) and gasbag (15), the fixed top that sets up at casing (5) of gas generation subassembly (2), gasbag (15) set up between casing (5) and inner tank (6), gas generation subassembly (2) are connected with gasbag (15), controller (1) are installed to one side of gas generation subassembly (2).

2. The lng storage and transportation device of claim 1, wherein: the inside of inner tank (6) is provided with buffering subassembly (9), buffering subassembly (9) are including baffle (10) and honeycomb panel (11), the bottom fixed connection of baffle (10) and inner tank (6), the top fixed connection of honeycomb panel (11) and inner tank (6), baffle (10) and honeycomb panel (11) are respectively at the inside dislocation distribution of inner tank (6).

3. The lng storage and transportation apparatus of claim 2, wherein: the baffle (10) is provided with a through hole (7), and the through hole (7) is formed in the bottom of the baffle (10).

4. The lng storage and transportation device of claim 1, wherein: gas generation subassembly (2) include gas generator (16) and some firearm (17), gas generator (16) are fixed to be set up on casing (5), some firearm (17) set up the inside at gas generator (16), the fixed collision sensor (19) that are equipped with of one end of gas generator (16), the other end of gas generator (16) is connected with connecting pipe (18), the one end of connecting pipe (18) extends to the inside of gasbag (15).

5. The lng storage and transportation device of claim 1, wherein: fixed mount (13) are fixed between casing (5) and inner tank (6), gasbag (15) are provided with a plurality of altogether, a plurality of gasbag (15) and mount (13) interval distribution.

6. The lng storage and transportation device of claim 1, wherein: the top of casing (5) is fixed and is equipped with shell (3), controller (1) and gas generation subassembly (2) all set up the inside at shell (3).

7. The lng storage and transportation device of claim 6, wherein: the top of shell (3) is provided with feed inlet (4), the one end of feed inlet (4) extends to the inside of inner tank (6), the bottom of shell (3) one end is provided with row material pipe (8), the one end of arranging material pipe (8) extends to the inside of inner tank (6).