Leak-proof steel cylinder

Abstract

The utility model relates to the technical field of steel cylinders, in particular to a leakproof steel cylinder which comprises a steel cylinder body, reset springs are symmetrically and fixedly installed on the inner side of an installation groove, one end of each reset spring is fixedly connected with a locating piece penetrating through a connecting block, and one end of each locating piece is connected with a locating groove in an inserted mode. The top cover and the box body which are used for installing the monitoring structure are arranged on the outer side of the three-way pipe fitting, and one end of the positioning piece connected with the top cover and the box body is fixedly inserted into the positioning groove by utilizing the elastic force of the reset spring, so that the connecting block and the fixed seat are conveniently connected and fixed, and the top cover and the box body are conveniently installed and fixed on the outer side of the three-way pipe fitting; the technical problems that after a structure adopted by a steel cylinder is connected with a pipe body, in order to monitor whether gas leakage occurs at the position or not and improve safety, a monitoring structure is usually installed at the connecting position of the steel cylinder, but the monitoring structure is inconvenient to install, and the installation efficiency is reduced are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of steel cylinders, in particular to a leakage-proof steel cylinder. Background Art

[0002] Steel cylinders are steel cylinders that store high-pressure oxygen, coal gas, liquefied petroleum gas, etc. Safe storage and transportation of steel cylinders Gas cylinders generally contain permanent gases, liquefied gases or mixed gases. The management of gas cylinders by gas cylinder filling units, gas cylinder inspection units, gas cylinder users (including factories, laboratories, hospitals, schools, disease control centers, electronic rooms, clean rooms, industrial institutions, etc.), bottled gas and gas cylinder distributors needs to be improved urgently, and the safety management of transportation and storage of gas cylinders should be strengthened.

[0003] With respect to the above-mentioned related technologies, the inventor believes that there are the following defects:

[0004] For the steel cylinder, after it is connected to the pipe body, in order to monitor whether there is gas leakage here and improve safety, a monitoring structure is usually installed at the connection, but the monitoring structure is inconvenient to install, which reduces the installation efficiency. Therefore, it is necessary to provide a leak-proof steel cylinder to solve the above technical problems. Utility Model Content

[0005] The technical problem to be solved by the utility model is that for a steel cylinder, after the structure adopted by the utility model is connected with the pipe body, in order to monitor whether there is gas leakage here and improve safety, a monitoring structure is usually installed at its connection, but the monitoring structure is inconvenient to install, which reduces the installation efficiency. In view of the above-mentioned defects of the prior art, a leak-proof steel cylinder is provided, including a steel cylinder body, a reset spring is symmetrically fixedly installed on the inner side of the installation groove, one end of each reset spring is fixedly connected with a positioning piece that penetrates the connecting block, and one end of the positioning piece is plugged into the positioning groove. In the utility model, the top cover and the box body for installing the monitoring structure are placed on the outside of the three-way pipe fitting, and the elastic force of the reset spring is used to realize that one end of the positioning piece connected thereto is inserted and fixed in the inside of the positioning groove, so as to facilitate the connection and fixing of the connecting block and the fixing seat, and facilitate the installation and fixing of the top cover and the box body on the outside of the three-way pipe fitting, which solves the technical problem that after the structure adopted by the utility model is connected with the pipe body, in order to monitor whether there is gas leakage here and improve safety, a monitoring structure is usually installed at its connection, but the monitoring structure is inconvenient to install, which reduces the installation efficiency.

[0006] To achieve the above-mentioned purpose, the technical solution of the utility model is: a leakage-proof steel cylinder, including a steel cylinder body, the steel cylinder body including a three-way pipe fitting arranged on the top, a box body is arranged on the outside of the three-way pipe fitting, a fixing seat is fixedly installed on the front surface of the box body, and a positioning groove is symmetrically provided on the inner side of the fixing seat, a top cover is hinged on the upper surface of the box body, a connecting block engaged with the fixing seat is fixedly installed on the front surface of the top cover, a mounting groove is provided at the bottom of the connecting block, and a return spring is symmetrically fixedly installed on the inner side of the mounting groove, one end of each of the return springs is fixedly connected to a positioning piece penetrating the connecting block, and one end of the positioning piece is plugged into the positioning groove.

[0007] It is further provided that the positioning member is in an L-shaped structure, and the positioning member is slidably connected to the mounting groove.

[0008] It is further provided that a cavity is provided inside the top cover and the box body, and an air pressure sensor is embedded inside the cavity.

[0009] It is further configured that a processor, a barometer and an acoustic and optical sensor are respectively provided on the upper surface of the top cover, the barometric pressure sensor is electrically connected to the processor, and the processor is electrically connected to the acoustic and optical sensor.

[0010] It is further provided that the connecting block is in a convex structure, and the cross section of the positioning piece is in a rectangular structure.

[0011] It is further provided that the top cover and the opposite surfaces of the box body are provided with arc grooves, and a rubber sealing ring is provided inside the arc grooves.

[0012] It is further provided that a groove is provided at the bottom of the inner cavity of the arc-shaped groove, a lower magnet is fixedly installed on the inner side of the groove, and an upper magnet in contact with the lower magnet is fixedly installed on the outer side of the rubber sealing ring.

[0013] Compared with the related art, the leak-proof steel cylinder provided by the utility model has the following beneficial effects:

[0014] The utility model provides a leak-proof steel cylinder, a top cover and a box body for installing a monitoring structure are placed on the outside of a three-way pipe fitting, and the elastic force of a reset spring is used to realize that one end of a positioning piece connected therewith is inserted and fixed in the inside of a positioning groove, so that it is convenient to connect and fix a connecting block and a fixing seat, and it is convenient to install and fix the top cover and the box body on the outside of the three-way pipe fitting, which solves the problem that, for a steel cylinder, after the structure adopted by the steel cylinder is connected with the pipe body, in order to be able to monitor whether gas leakage occurs here and improve safety, a monitoring structure is usually installed at its connection, but the monitoring structure is inconvenient to install, which reduces the technical problem of reduced installation efficiency.

[0015] The utility model provides a leak-proof steel cylinder, a rubber sealing ring used for strengthening the sealing between a top cover, a box body and a three-way pipe fitting, which is arranged inside an arc groove, and the rubber sealing ring is connected and fixed to the top cover or the box body by upper and lower magnets, so that it is convenient to dismantle and replace the rubber sealing ring after aging. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A structural schematic diagram of a preferred embodiment of a leak-proof steel cylinder provided by the utility model;

[0017] Figure 2 It is a three-dimensional structural schematic diagram of the connection between the top cover, the box body and the three-way pipe fitting of the utility model;

[0018] Figure 3 It is a schematic diagram of the main structure of the connection block and the fixing seat of the utility model;

[0019] Figure 4 It is a left-side structural schematic diagram of the connection between the rubber sealing ring and the box body of the utility model.

[0020] Numbers in the figure: 1. Cylinder body; 2. Three-way pipe fitting; 3. Top cover; 4. Processor; 5. Pressure gauge; 6. Sound and light sensor; 7. Box body; 8. Cavity; 9. Connecting block; 10. Rubber sealing ring; 11. Arc groove; 12. Pressure sensor; 13. Fixed seat; 14. Positioning groove; 15. Positioning piece; 16. Mounting groove; 17. Reset spring; 18. Groove; 19. Lower magnet; 20. Upper magnet. DETAILED DESCRIPTION

[0021] In order to facilitate the understanding of the present invention, the present invention will be described more comprehensively with reference to the accompanying drawings. The accompanying drawings show typical embodiments of the present invention.

[0022] Embodiment 1:

[0023] like Figure 1-4 As shown, a leakage-proof steel cylinder of the utility model comprises a steel cylinder body 1, the steel cylinder body 1 comprises a three-way pipe fitting 2 arranged at the top, a box body 7 is arranged on the outside of the three-way pipe fitting 2, a fixing seat 13 is fixedly installed on the front surface of the box body 7, and a positioning groove 14 is symmetrically provided on the inner side of the fixing seat 13, a top cover 3 is hinged on the upper surface of the box body 7, a connecting block 9 engaged with the fixing seat 13 is fixedly installed on the front surface of the top cover 3, a mounting groove 16 is provided at the bottom of the connecting block 9, and a return spring 17 is symmetrically fixedly installed on the inner side of the mounting groove 16, one end of each return spring 17 is fixedly connected to a positioning piece 15 penetrating the connecting block 9, and one end of the positioning piece 15 is plugged into the positioning groove 14.

[0024] like Figure 3As shown, the positioning member 15 is in an L-shaped structure, and the positioning member 15 is slidably connected to the mounting groove 16 .

[0025] During implementation, the top cover 3 and the box body 7 for installing the monitoring structure are placed on the outside of the three-way pipe fitting 2, and the elastic force of the reset spring 17 is used to insert one end of the positioning piece 15 connected thereto into the inside of the positioning groove 14, so as to facilitate the connection and fixation of the connecting block 9 and the fixing seat 13, and facilitate the installation and fixation of the top cover 3 and the box body 7 on the outside of the three-way pipe fitting 2, which solves the problem that for the steel cylinder, after the structure adopted is connected to the pipe body, in order to be able to monitor whether there is gas leakage here and improve safety, a monitoring structure is usually installed at its connection, but the monitoring structure is inconvenient to install, which reduces the technical problem of installation efficiency.

[0026] Embodiment 2:

[0027] like Figure 1-4 As shown, on the basis of the first embodiment, the utility model provides a technical solution: a cavity 8 is provided inside the top cover 3 and the box body 7, an air pressure sensor 12 is embedded inside the cavity 8, a processor 4, a barometer 5 and an acoustic and optical sensor 6 are respectively provided on the upper surface of the top cover 3, the air pressure sensor 12 is electrically connected to the processor 4, the processor 4 is electrically connected to the acoustic and optical sensor 6, the connecting block 9 is a convex structure, the cross section of the positioning member 15 is a rectangular structure, an arc groove 11 is provided on the opposite surfaces of the top cover 3 and the box body 7, a rubber sealing ring 10 is provided inside the arc groove 11, a groove 18 is provided at the bottom of the inner cavity of the arc groove 11, a lower magnet 19 is fixedly installed on the inner side of the groove 18, and an upper magnet 20 in contact with the lower magnet 19 is fixedly installed on the outer side of the rubber sealing ring 10.

[0028] During implementation, the rubber sealing ring 10 used to enhance the sealing between the top cover 3, the box body 7 and the three-way pipe fitting 2 is placed inside the arc groove 11, and the rubber sealing ring 10 is connected and fixed to the top cover 3 or the box body 7 by an upper magnet 20 and a lower magnet 19, so as to facilitate the removal and replacement of the rubber sealing ring 10 when it is aged.

[0029] A sealing rubber pad (not shown in the figure) is also provided between the top cover 3 and the box body 7 in the technical solution to ensure the sealing between the top cover 3 and the box body 7. During installation, firstly, one end of the three-way pipe fitting 2 is screwed to the air supply pipe body, and then the top cover 3 and the box body 7 are wrapped around the outside of the three-way pipe fitting 2. At this time, the connecting block 9 is inserted into the inside of the fixing seat 13, and at the same time, the elastic force of the reset spring 17 is used to make one end of the positioning member 15 connected thereto be inserted and fixed inside the positioning groove 14, so that the connecting block 9 and the fixing seat 13 are connected and fixed, so that the top cover 3 and the box body 7 are installed and fixed on the outside of the three-way pipe fitting 2. When it is necessary to remove the rubber sealing ring 10, it is directly taken out from the inside of the arc groove 11, and at this time, the upper magnet 20 is separated from the lower magnet 19. When the air pressure sensor 12 detects a leak, the air pressure sensor 12 sends a signal to the processor 4, instructing the sound and light sensor 6 to send a sound and light alarm, which is helpful for timely processing.

[0030] Although 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 leak-proof steel cylinder, comprising a steel cylinder body (1), characterized in that: The cylinder body (1) comprises a three-way pipe fitting (2) arranged at the top, a box body (7) is arranged on the outer side of the three-way pipe fitting (2), a fixing seat (13) is fixedly installed on the front surface of the box body (7), and a positioning groove (14) is symmetrically provided on the inner side of the fixing seat (13), a top cover (3) is hingedly connected to the upper surface of the box body (7), a connecting block (9) engaged with the fixing seat (13) is fixedly installed on the front surface of the top cover (3), a mounting groove (16) is provided at the bottom of the connecting block (9), and a return spring (17) is symmetrically fixedly installed on the inner side of the mounting groove (16), one end of each return spring (17) is fixedly connected to a positioning piece (15) penetrating the connecting block (9), and one end of the positioning piece (15) is plugged into the positioning groove (14).

2. The leak-proof steel cylinder according to claim 1, characterized in that: The positioning member (15) is in an L-shaped structure, and the positioning member (15) is slidably connected to the mounting groove (16).

3. The leak-proof steel cylinder according to claim 1, characterized in that: A cavity (8) is provided inside the top cover (3) and the box body (7), and an air pressure sensor (12) is embedded inside the cavity (8).

4. The leak-proof steel cylinder according to claim 3, characterized in that: The upper surface of the top cover (3) is respectively provided with a processor (4), a barometer (5) and an acoustic and optical sensor (6); the barometric pressure sensor (12) is electrically connected to the processor (4), and the processor (4) is electrically connected to the acoustic and optical sensor (6).

5. The leak-proof steel cylinder according to claim 1, characterized in that: The connecting block (9) is in a convex shape, and the cross section of the positioning piece (15) is in a rectangular structure.

6. The leak-proof steel cylinder according to claim 1, characterized in that: The facing surfaces of the top cover (3) and the box body (7) are both provided with an arc-shaped groove (11), and a rubber sealing ring (10) is arranged inside the arc-shaped groove (11).

7. The leak-proof steel cylinder according to claim 6, characterized in that: A groove (18) is provided at the bottom of the inner cavity of the arc-shaped groove (11), a lower magnet (19) is fixedly installed on the inner side of the groove (18), and an upper magnet (20) in contact with the lower magnet (19) is fixedly installed on the outer side of the rubber sealing ring (10).

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