High-pressure sealed gas storage bottle for storing liquid oxygen

Abstract

The utility model relates to the technical field of liquid oxygen storage, in particular to a high-pressure sealed gas storage bottle for liquid oxygen storage, which is characterized in that a fixing block is arranged on the outer surface of a tank body, and a sealing gasket and a plurality of connecting rods are arranged on the upper surface of the tank body; a notch is formed in the side surface of the valve body; the device has the beneficial effects that the sealing gasket is clamped into the hole in the upper surface of the tank body, the mounting groove in the lower surface of the valve body is aligned with the sealing gasket and clamped into the sealing gasket, then the valve body and the tank body are fixedly connected through bolts, the buffering gasket is aligned with the positioning groove formed in the fixing block and clamped into the positioning groove, and the buffering gasket can buffer collision between the tank body and other objects; when the gas storage bottle falls off, the rubber handle is matched with the connecting rod, so that the situation that the valve body directly collides with other objects, the sealing performance of the gas storage bottle is reduced, and gas leakage of the gas storage bottle is caused can be effectively avoided; and the safety is improved.

Description

Technical Field

[0001] The utility model relates to the field of liquid oxygen storage, in particular to a high-pressure sealed gas storage cylinder for liquid oxygen storage. Background Art

[0002] Liquid oxygen is the liquid state of oxygen. Liquid oxygen has a wide range of industrial and medical uses. The method of industrial production of liquid oxygen is to fractionate liquid air. The total expansion ratio of liquid oxygen is as high as 860:1. Because of this advantage, it is widely used in industrial production and military aspects in modern times.

[0003] In the prior art, liquid oxygen needs to be stored in a high-pressure sealed gas cylinder for transportation and use. The high-pressure sealed gas cylinder is cylindrical in shape and has a built-in vacuum insulation layer to maintain the temperature of the liquid oxygen.

[0004] However, the high-pressure sealed gas cylinder will inevitably suffer some collisions during transportation and use. The existing gas cylinders are not provided with anti-collision devices. When the high-pressure sealed gas cylinder is subjected to excessive collision, the gas cylinder may leak or even explode. Utility Model Content

[0005] The utility model aims to provide a high-pressure sealed gas storage cylinder for storing liquid oxygen to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-pressure sealed gas storage cylinder for liquid oxygen storage, the high-pressure sealed gas storage cylinder for liquid oxygen storage comprising: a tank body, a fixing block is arranged on the outer surface of the tank body, and a pressure gauge, a sealing gasket and a plurality of connecting rods are arranged on the upper surface of the tank body;

[0007] The valve body has an air outlet pipe on its upper surface, a notch on its side, and a one-way valve on its side.

[0008] Preferably, the fixing block is an annular plate structure, the fixing block is fixedly connected to the tank body, a positioning groove is provided on the side of the fixing block, the positioning groove is an annular plate structure, the buffer pad can be inserted into the positioning groove, and the upper end of the buffer pad can be inserted into the installation groove.

[0009] Preferably, the sealing gasket can be inserted into a hole opened on the upper surface of the tank body.

[0010] Preferably, the connecting rod is in a cylindrical structure, the lower surface of the connecting rod is fixedly connected to the upper surface of the tank body, and the upper surface of the connecting rod is fixedly connected to the rubber handle.

[0011] Preferably, the notch is a square columnar structure, the notch can lead to a pipeline inside the valve body, and a connecting plate is fixedly connected in the notch.

[0012] Preferably, the one-way valve is fixedly connected to the valve body, and a connecting rod located near the one-way valve is fixedly connected with a plurality of reinforcing ribs.

[0013] Preferably, the connecting plate is in a square plate-like structure, the connecting plate is threadedly connected to the screw, and one end of the screw located in the slot is rotatably connected to the blocking plate.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model discloses a high-pressure sealed gas cylinder for storing liquid oxygen. The sealing gasket is inserted into the hole on the upper surface of the tank body, the mounting groove on the lower surface of the valve body is aligned with the sealing gasket and inserted into the cylinder. The valve body and the tank body are fixedly connected by bolts. The buffer gasket is aligned with the positioning groove on the fixing block and inserted into the cylinder. The buffer gasket can buffer the collision between the tank body and other objects, effectively preventing the rigid collision between the tank body and other objects from causing the connection between the tank body and the valve body to become loose, resulting in gas leakage or explosion of the tank body. The rubber handle is convenient for the staff to grab the gas cylinder. When the gas cylinder falls, the rubber handle cooperates with the connecting rod to effectively prevent the valve body from colliding with the connecting rod. Direct collision with other objects will reduce the sealing of the gas cylinder and cause gas leakage. The reinforcing ribs on the connecting rod can prevent the one-way valve from colliding with other objects, thereby improving the safety of the gas cylinder. The screw is turned along the thread set on the connecting plate to change the position of the plugging plate in the slot. When the plugging plate leaves the air pipe inside the valve body, the oxygen inside the tank body can be released through the air outlet pipe. A flow meter is provided on the air outlet pipe to observe the gas flow rate in real time. By moving the position of the plugging plate, the size of the air pipe opening can be controlled to affect the gas flow rate in the air outlet pipe. This is convenient for actual use by the staff and has high practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the structural section of the utility model;

[0018] Figure 3 for Figure 2 The enlarged structural diagram at A in the middle;

[0019] Figure 4 It is a schematic top view of the structure of the utility model.

[0020] In the figure: 1. tank body; 2. valve body; 3. fixing block; 4. pressure gauge; 5. connecting rod; 6. air outlet pipe;

[0021] 7. One-way valve; 8. Notch; 9. Mounting groove; 10. Positioning groove; 11. Buffer pad; 12. Rubber handle; 13. Reinforcement rib; 14. Screw; 15. Blocking plate; 16. Sealing pad; 17. Connecting plate. DETAILED DESCRIPTION

[0022] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of the utility model. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Embodiment 1

[0024] See also Figure 1-Figure 4 The utility model provides a technical solution: a high-pressure sealed gas storage cylinder for liquid oxygen storage, the high-pressure sealed gas storage cylinder for liquid oxygen storage comprising: a tank body 1, a fixing block 3 is arranged on the outer surface of the tank body 1, a pressure gauge 4, a sealing gasket 16 and a plurality of connecting rods 5 are arranged on the upper surface of the tank body 1; a valve body 2, an air outlet pipe 6 is arranged on the upper surface of the valve body 2, a notch 8 is opened on the side of the valve body 2, and a one-way valve 7 is arranged on the side of the valve body 2;

[0025] During specific use, the sealing gasket 16 is inserted along the hole opened on the upper surface of the tank body 1, the installation groove 9 opened on the lower surface of the valve body 2 is aligned with the sealing gasket 16 and inserted, and then the valve body 2 and the tank body 1 are threadedly connected as a whole using bolts, and then the buffer pad 11 is aligned with the positioning groove 10 opened on the fixing block 3 and inserted. After the installation is completed, the screw rod 14 is turned, and the screw rod 14 and the threads set on the connecting plate 17 cooperate with each other, so that the screw rod 14 rotates along the threads set on the connecting plate 17, thereby changing the position of the blocking plate 15 in the groove 8. When the blocking plate 15 blocks the air pipe inside the valve body 2, the valve body 2 cannot deflate the tank body 1.

[0026] Embodiment 2

[0027] On the basis of the first embodiment, in order to prevent the gas cylinder from encountering collisions during transportation or use and thus causing accidents, a fixing block 3 is provided. The fixing block 3 is an annular plate structure. The fixing block 3 is fixedly connected to the tank body 1. A positioning groove 10 is provided on the side of the fixing block 3. The positioning groove 10 is an annular plate structure. The buffer pad 11 can be inserted into the positioning groove 10. The upper end of the buffer pad 11 can be inserted into the installation groove 9. The connecting rod 5 is a cylindrical structure. The lower surface of the connecting rod 5 is fixedly connected to the upper surface of the tank body 1. The upper surface of the connecting rod 5 is fixedly connected to the rubber handle 12. The sealing pad 16 can be inserted into the hole opened on the upper surface of the tank body 1.

[0028] When in use, the buffer pad 11 is aligned with the positioning groove 10 provided on the fixing block 3 and inserted into the buffer pad 11. The buffer pad 11 can play a buffering role when the tank body 1 falls or collides, thereby avoiding rigid collision between the tank body 1 and other objects, which may cause the tank body 1 and the valve body 2 to loosen, thereby causing the tank body 1 to leak or explode. The connecting rod 5 arranged on the upper surface of the tank body 1 is fixedly connected with the rubber handle 12. The rubber handle 12 is convenient for the staff to carry the gas cylinder, and when the gas cylinder falls, the rubber handle 12 cooperates with the connecting rod 5 to avoid rigid collision between the valve body 2 and other objects, thereby reducing the sealing between the tank body 1 and the valve body 2, thereby causing the tank body 1 to leak, and the rubber handle 12 can protect the parts on the valve body 2 when the tank body 1 falls. The reinforcing ribs 13 arranged on the connecting rod 5 can further protect the one-way valve 7, prevent the one-way valve 7 from colliding with other objects, and improve the safety of the gas cylinder.

[0029] Embodiment 3

[0030] On the basis of the second embodiment, in order to facilitate the use of the high-pressure sealed gas storage cylinder, a notch 8 is provided, the notch 8 is a square columnar structure, the notch 8 can lead to the pipeline inside the valve body 2, a connecting plate 17 is fixedly connected in the notch 8, the one-way valve 7 is fixedly connected to the valve body 2, a connecting rod 5 located near the one-way valve 7 is fixedly connected with a plurality of reinforcing ribs 13, the connecting plate 17 is a square plate-shaped structure, the connecting plate 17 is threadedly connected to the screw 14, and one end of the screw 14 located in the notch 8 is rotatably connected to the plugging plate 15;

[0031] During specific use, the screw 14 cooperates with the threads set on the connecting plate 17, so that the screw 14 is turned along the threads set on the connecting plate 17 to change the position of the plugging plate 15 in the slot 8. When the plugging plate 15 leaves the air pipe inside the valve body 2, the oxygen inside the tank body 1 can be released through the air outlet pipe 6. A flow meter is provided on the air outlet pipe 6, so the gas flow rate can be observed in real time, the position of the plugging plate 15 can be moved, and the position of the plugging plate 15 in the air pipe inside the valve body 2 can be changed to control the size of the air pipe opening and thus affect the gas flow rate in the air outlet pipe 6. There is a pressure gauge 4 on the tank body 1 so that the staff can observe the internal pressure of the tank body 1. When the internal pressure of the tank body 1 is too small, liquid oxygen can be added to the tank body 1 from the one-way valve 7, which is convenient for the staff to use and has high practicality.

[0032] In actual use, the sealing gasket 16 is inserted into the hole on the upper surface of the tank body 1, the mounting groove 9 on the lower surface of the valve body 2 is aligned with the sealing gasket 16 and inserted, and then the valve body 2 and the tank body 1 are fixedly connected with bolts, and the buffer pad 11 is aligned with the positioning groove 10 opened on the fixing block 3 and inserted. The buffer pad 11 can buffer the collision between the tank body 1 and other objects, and effectively prevent the rigid collision between the tank body 1 and other objects, thereby preventing the connection between the tank body 1 and the valve body 2 from loosening, causing the tank body 1 to leak or explode. The rubber handle 12 is convenient for the staff to grab the gas cylinder. When the gas cylinder falls, the rubber handle 12 cooperates with the connecting rod 5 to effectively prevent the valve body 2 from colliding with other objects The direct collision reduces the sealing of the gas cylinder and causes gas leakage in the gas cylinder. The reinforcing rib 13 arranged on the connecting rod 5 can prevent the one-way valve 7 from colliding with other objects, thereby improving the safety of the gas cylinder. The screw 14 is turned along the thread arranged on the connecting plate 17 to change the position of the plugging plate 15 in the notch 8. When the plugging plate 15 leaves the air pipe inside the valve body 2, the oxygen inside the tank body 1 can be released through the air outlet pipe 6. A flow meter is arranged on the air outlet pipe 6, and the gas flow rate can be observed in real time. By moving the position of the plugging plate 15, the size of the air pipe opening can be controlled to affect the gas flow rate in the air outlet pipe 6, which is convenient for actual use by the staff and has high practicality.

[0033] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-pressure sealed gas storage cylinder for liquid oxygen storage, characterized in that: The high-pressure sealed gas storage cylinder for storing liquid oxygen comprises: a tank body (1), a fixing block (3) is arranged on the outer surface of the tank body (1), and a pressure gauge (4), a sealing gasket (16) and a plurality of connecting rods (5) are arranged on the upper surface of the tank body (1); A valve body (2) is provided with an air outlet pipe (6) on the upper surface of the valve body (2), a notch (8) is provided on the side of the valve body (2), and a one-way valve (7) is provided on the side of the valve body (2).

2. A high-pressure sealed gas storage cylinder for liquid oxygen storage according to claim 1, characterized in that: The fixing block (3) is in the form of an annular plate structure. The fixing block (3) is fixedly connected to the tank body (1). A positioning groove (10) is provided on the side of the fixing block (3). The positioning groove (10) is in the form of an annular plate structure. The buffer pad (11) can be inserted into the positioning groove (10). The upper end of the buffer pad (11) can be inserted into the mounting groove (9).

3. A high-pressure sealed gas storage cylinder for liquid oxygen storage according to claim 1, characterized in that: The sealing gasket (16) can be inserted into a hole opened on the upper surface of the tank body (1).

4. A high-pressure sealed gas storage cylinder for liquid oxygen storage according to claim 1, characterized in that: The connecting rod (5) is in a cylindrical structure, the lower surface of the connecting rod (5) is fixedly connected to the upper surface of the tank body (1), and the upper surface of the connecting rod (5) is fixedly connected to the rubber handle (12).

5. The high-pressure sealed gas storage cylinder for liquid oxygen storage according to claim 1, characterized in that: The notch (8) is in the form of a square column, and the notch (8) can lead to a pipeline inside the valve body (2). A connecting plate (17) is fixedly connected inside the notch (8).

6. A high-pressure sealed gas storage cylinder for liquid oxygen storage according to claim 1, characterized in that: The one-way valve (7) is fixedly connected to the valve body (2), and a connecting rod (5) located near the one-way valve (7) is fixedly connected to a plurality of reinforcing ribs (13).

7. A high-pressure sealed gas storage cylinder for liquid oxygen storage according to claim 5, characterized in that: The connecting plate (17) is in a square plate-like structure, and is threadedly connected to the screw rod (14). One end of the screw rod (14) located in the notch (8) is rotatably connected to the blocking plate (15).

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