CN215807847U

CN215807847U - Pressure-stable liquefied gas storage device

Info

Publication number: CN215807847U
Application number: CN202121970801.2U
Authority: CN
Inventors: 陈恩贵
Original assignee: Wuhu Zhongran Urban Gas Development Co ltd
Current assignee: Wuhu Zhongran Urban Gas Development Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-02-11
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses a liquefied gas storage device with stable pressure, which comprises a storage tank, wherein one side of the top end of the storage tank is provided with an inflation pipe, the other side of the top end of the storage tank is provided with an air release pipe, the liquefied gas storage device also comprises an adjusting box for detecting the air pressure in the storage tank, the adjusting box is positioned on one side of the storage tank, the other end of the air release pipe is communicated with the adjusting box, the inside of the adjusting box is hermetically and slidably connected with a sliding plate, two sides of the bottom end in the adjusting box are fixedly provided with pressure sensors, the left side of the adjusting box is provided with a control box, the inside of the control box is provided with a central processing unit, the right side of the adjusting box is provided with an air outlet pipe, the air outlet pipe is provided with an electric valve, and the pressure sensors and the electric valve are both electrically connected with the central processing unit, the automatic control system has a good automation effect, and greatly improves the practicability of equipment.

Description

Pressure-stable liquefied gas storage device

Technical Field

The utility model relates to the technical field of liquefied gas storage equipment, in particular to liquefied gas storage equipment with stable pressure.

Background

The liquefied natural gas mainly contains methane, a small amount of ethane and propane, is colorless, tasteless, nontoxic and noncorrosive, can be liquefied at normal pressure and low temperature, is usually a double-layer metal tank, has high pressure of liquefied gas inside, can cause explosion if not operated properly, and belongs to special equipment.

The existing liquefied natural gas storage tank has certain defects, for example, the pressure of the existing liquefied natural gas storage tank does not have an adjusting function, and the pressure is controlled by workers, so that the practicability of the equipment is greatly reduced, and the liquefied natural gas storage equipment with stable pressure is provided for the problem.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a pressure stabilized liquefied gas storage device to solve the problems of the background art mentioned above.

In order to achieve the purpose, the utility model provides the following technical scheme:

a liquefied gas storage device with stable pressure comprises a storage tank, wherein an inflation tube is arranged on one side of the top end of the storage tank, an air release tube is arranged on the other side of the top end of the storage tank, and the liquefied gas storage device also comprises an adjusting box for detecting the air pressure in the storage tank;

the regulating box is located one side of storage jar, the other end of disappointing pipe with the regulating box intercommunication, the inside sealed sliding connection of regulating box has the slide, the inside bottom both sides of regulating box are fixed with pressure sensor, the left side of regulating box is equipped with the control box, the inside of control box is equipped with central processing unit, the right side of regulating box is equipped with the outlet duct, be equipped with electric valve on the outlet duct, just pressure sensor, electric valve all with central processing unit electric connection.

As a further scheme of the utility model: the bottom inner wall of regulating box is fixed with the sleeve pipe, the telescopic top is pegged graft and is had the slide bar, the upper end of slide bar with slide fixed connection, the lower extreme of slide bar is fixed with the spring, the other end and the sleeve pipe fixed connection of spring, just the bottom of regulating box is equipped with the vent of being convenient for exhaust.

As a further scheme of the utility model: the outside of regulating box is located the top of control box is equipped with the warning light that is used for playing the suggestion effect, the warning light with central processing unit electric connection.

As a further scheme of the utility model: and a sealing ring for sealing is arranged on the outer side of the sliding plate.

As a further scheme of the utility model: and an inflation valve for controlling the inflation tube to open or close is arranged on the surface of the inflation tube.

As a further scheme of the utility model: and the surface of the air leakage pipe is provided with an air leakage valve for controlling the air leakage pipe to be opened or closed.

As a still further scheme of the utility model: the upper end one side of storage jar is equipped with the handle of being convenient for carry the storage jar.

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

according to the utility model, the adjusting box is arranged, when the pressure in the storage tank is increased, the pressure in the adjusting box is increased along with the pressure, so that the sliding plate can be driven to move, when the sliding plate is in contact with the pressure sensor, the pressure sensor can send a signal to the central processing unit, the central processing unit can control the electric valve to be opened, the pressure in the storage tank and the adjusting box is relieved, and meanwhile, the central processing unit can control the warning lamp to start working to remind a user to stop introducing the liquefied gas into the storage tank, so that the device has a good adjusting function, does not need to be monitored by workers in real time, has a good automatic effect, and greatly improves the practicability of the device.

The sliding plate can be driven to move upwards by the spring, and when the air pressure in the storage tank is small, the sliding plate can be driven to move upwards under the action of the spring and extrude gas to enable the gas to move upwards, so that the utilization rate of liquefied gas is increased, the requirements of a user are met, and the storage tank is convenient to use.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the internal structure of the conditioning tank of the present invention.

Fig. 3 is an enlarged schematic view of part a of the present invention.

Wherein: 1. storing the tank; 2. a handle; 3. an inflation tube; 4. an air escape pipe; 5. an inflation valve; 6. a gas release valve; 7. an adjusting box; 8. a slide plate; 9. a sleeve; 10. a slide bar; 11. a spring; 12. a vent; 13. an air outlet pipe; 14. an electrically operated valve; 15. a seal ring; 16. a control box; 17. a central processing unit; 18. a pressure sensor; 19. a warning light.

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.

Example 1

Referring to fig. 1-3, in an embodiment of the present invention, a pressure-stabilized liquefied gas storage device includes a storage tank 1, wherein an inflation tube 3 is disposed on one side of a top end of the storage tank 1, and is used for inflating the storage tank 1, and an air release tube 4 is disposed on the other side of the top end of the storage tank 1, and is used for releasing pressure, and further includes an adjustment box 7 for detecting an air pressure inside the storage tank 1;

the regulating box 7 is located one side of the storage jar 1, the other end of the gas release pipe 4 is communicated with the regulating box 7, the inside sealing sliding connection of the regulating box 7 is provided with a sliding plate 8, pressure sensors 18 are fixed on two sides of the bottom end of the inside of the regulating box 7, a control box 16 is arranged on the left side of the regulating box 7, a central processing unit 17 is arranged inside the control box 16, an outlet pipe 13 is arranged on the right side of the regulating box 7, an electric valve 14 is arranged on the outlet pipe 13, the pressure sensors 18 and the electric valve 14 are both electrically connected with the central processing unit 17, the pressure sensors 18 are electrically connected with the input end of the central processing unit 17, the electric valve 14 is electrically connected with the output end of the central processing unit 17, and during use, when the pressure inside the storage jar 1 is increased, the pressure inside the regulating box 7 can be increased therewith, thereby the sliding plate 8 can be driven to move, when the slide 8 is in contact with the pressure sensor 18, the pressure sensor 18 sends a signal to the central processor 17, and the central processor 17 controls the electric valve 14 to open, so as to release the pressure inside the storage tank 1 and the regulating tank 7.

The bottom inner wall of regulating box 7 is fixed with sleeve pipe 9, it has slide bar 10 to peg graft on the top of sleeve pipe 9, the upper end of slide bar 10 with 8 fixed connection of slide, the lower extreme of slide bar 10 is fixed with spring 11, the other end and sleeve pipe 9 fixed connection of spring 11, just the bottom of regulating box 7 is equipped with the carminative blow vent 12 of being convenient for, through being equipped with spring 11, can drive 8 rebound of slide, when storage jar 1 inside atmospheric pressure is very little, can drive 8 rebound of slide under the effect of spring 11 to gaseous extrusion makes gaseous upward movement, has increased the utilization ratio of liquefied gas, satisfies user's demand, convenient to use.

The outside of regulating box 7 is located the top of control box 16 is equipped with the warning light 19 that is used for playing the prompt action, warning light 19 with central processing unit 17 electric connection, the output electric connection of warning light 19 and central processing unit 17, warning light 19 can remind the user to close inflation valve 5, stops letting in liquefied gas to the inside of storage jar 1.

The outside of slide 8 is equipped with and is used for playing sealing effect's sealing washer 15, has increased slide 8's leakproofness, prevents that the condition of liquefied gas leakage from taking place.

And an inflation valve 5 for controlling the inflation tube 3 to open or close is arranged on the surface of the inflation tube 3.

The surface of run-flat 4 is equipped with the snuffle valve 6 that is used for controlling run-flat 4 to open or close, when aerifing to the inside of storage jar 1, can open snuffle valve 6 for storage jar 1 can communicate with regulating box 7.

Example 2

Referring to fig. 1-3, the difference from embodiment 1 is: the handle 2 that is convenient for carry storage jar 1 is equipped with to upper end one side of storage jar 1, and the setting of handle 2 is convenient for carry storage jar 1, convenient to use.

The working principle of the utility model is as follows:

when the utility model is used, liquefied gas is introduced into the storage tank 1 through the gas charging pipe 3, the gas release valve 6 is opened, when the pressure in the storage tank 1 is increased, the pressure in the regulating tank 7 is increased along with the pressure, thereby moving the slide 8, when the slide 8 is in contact with the pressure sensor 18, indicating that the storage tank 1 is filled with liquefied gas, the pressure sensor 18 sends a signal to the central processor 17, the central processor 17 controls the electric valve 14 to open, the pressure inside the storage tank 1 and the regulating tank 7 is relieved, and the central processor 17 controls the operation of the warning lamp 19, to remind the user to close the gas charging valve 5 and stop charging liquefied gas into the storage tank 1, therefore, the utility model has good adjusting function, does not need the real-time monitoring of workers, has good automation effect and greatly improves the practicability of the equipment.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof.

Claims

1. The pressure-stable liquefied gas storage device comprises a storage tank (1), wherein an inflation tube (3) is arranged on one side of the top end of the storage tank (1), and an air release tube (4) is arranged on the other side of the top end of the storage tank (1), and the pressure-stable liquefied gas storage device is characterized by further comprising an adjusting box (7) for detecting the air pressure in the storage tank (1);

regulating box (7) is located one side of storage jar (1), the other end of disappointing pipe (4) with regulating box (7) intercommunication, the inside sealing sliding connection of regulating box (7) has slide (8), the inside bottom both sides of regulating box (7) are fixed with pressure sensor (18), the left side of regulating box (7) is equipped with control box (16), the inside of control box (16) is equipped with central processing unit (17), the right side of regulating box (7) is equipped with outlet duct (13), be equipped with electric valve (14) on outlet duct (13), just pressure sensor (18), electric valve (14) all with central processing unit (17) electric connection.

2. A pressure stabilized liquefied gas storage device according to claim 1, wherein a sleeve (9) is fixed on the inner wall of the bottom end of the regulating box (7), a sliding rod (10) is inserted into the top end of the sleeve (9), the upper end of the sliding rod (10) is fixedly connected with the sliding plate (8), a spring (11) is fixed on the lower end of the sliding rod (10), the other end of the spring (11) is fixedly connected with the sleeve (9), and a vent hole (12) for facilitating air exhaust is arranged at the bottom end of the regulating box (7).

3. A pressure stabilized liquefied gas storage device according to claim 1, wherein a warning light (19) for prompt is provided on the outside of the adjusting box (7) above the control box (16), and the warning light (19) is electrically connected to the cpu (17).

4. A pressure stabilised liquefied gas storage device according to claim 1, characterised in that the outer side of the slide (8) is provided with a sealing ring (15) for sealing.

5. A pressure stabilised liquefied gas storage device according to claim 1, characterised in that the surface of the gas tube (3) is provided with a gas filling valve (5) for controlling the opening or closing of the gas tube (3).

6. A pressure stabilised liquefied gas storage device according to claim 1, characterised in that the surface of the vent (4) is provided with a vent valve (6) for controlling the opening or closing of the vent (4).

7. A pressure stabilised liquefied gas storage facility according to claim 1, wherein the storage tank (1) is provided with a handle (2) on the upper end side for facilitating handling of the storage tank (1).