Compressed natural gas storage device

Abstract

The utility model discloses a compressed natural gas storage device which comprises a storage steel cylinder body, the top of the storage steel cylinder body is communicated with a gas inlet one-way valve pipeline, and the top of the gas inlet one-way valve pipeline is provided with a protective sleeve. Firstly, the protective sleeve is arranged at the top of the air inlet one-way valve pipeline, then the fixing block rotates with the fixing rod as the center to stir the stirring elastic piece, and the fixing block is driven by the fixing ring to drive the protective sleeve to move downwards to be arranged at the top of the air inlet one-way valve pipeline; and finally, the fixing block is clamped on the surface of the air inlet one-way valve pipeline under the shifting of the shifting elastic piece, so that the top of the air inlet one-way valve pipeline is stably protected by the protective sleeve, and the beneficial effects that dust is prevented, and potential safety hazards caused by dust accumulation on the air inlet pipeline are not likely to happen are achieved. The mode that the top of the air inlet pipeline is not dustproof due to the fact that the top of the storage steel cylinder body is not provided with a protection structure in the prior art is replaced, and the safety of the storage steel cylinder body in use is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of natural gas storage equipment, in particular to a compressed natural gas storage device. Background Art

[0002] Compressed natural gas refers to gaseous natural gas that has been compressed to a pressure greater than or equal to 10MPa and not greater than 25MPa. It is natural gas that is pressurized and stored in a container in a gaseous state.

[0003] Chinese patent authorization announcement number CN212456277U discloses a compressed natural gas storage cylinder for industrial cutting with strong airtightness, which specifically relates to the field of natural gas storage equipment, including a storage cylinder body, two fixing rings are fixedly provided at the outer end of the storage cylinder body, and an angle adjustment mechanism is fixedly provided at the bottom ends of the two fixing rings; the angle adjustment mechanism includes a first horizontal plate, the bottom ends of the two fixing rings are fixedly connected to the top end of the first horizontal plate, an electric cylinder is fixedly provided at the bottom end of the first horizontal plate, a second horizontal plate is fixedly provided at the bottom end of the electric cylinder, a first fixing seat is fixedly provided at the bottom end of the first horizontal plate, a second fixing seat is fixedly provided at the top end of the second horizontal plate, and a circular shaft is fixedly provided inside the second fixing seat. The utility model can adjust the angle between the storage cylinder body and the ground through the angle adjustment mechanism, so that the compressed natural gas is always gathered at the port of the gas outlet pipe, so that the compressed natural gas can be continuously transported out, which will be more convenient for processing and production.

[0004] The above-mentioned existing technical solutions have the following defects: in the above-mentioned technical solution, no protective structure is set on the top of the storage cylinder body, resulting in no dust-proof structure on the top of the air intake pipe. After the air intake pipe is used for a long time, a large amount of dust will accumulate around it, and there is a certain probability of explosion during use, posing a safety hazard. Utility Model Content

[0005] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a compressed natural gas storage device, which has the advantages of dustproofness and is not easy to cause dust accumulation on the air intake pipe to cause safety hazards. It solves the problem that in the prior art solution, no protective structure is set on the top of the storage cylinder body, resulting in no dustproof structure on the top of the air intake pipe. After the air intake pipe is used for a long time, a large amount of dust will accumulate around it, and there is a certain probability of explosion during use, posing a safety hazard.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a compressed natural gas storage device, comprising a storage cylinder body, the top of the storage cylinder body is connected to an air intake check valve pipeline;

[0007] A protective sleeve is provided on the top of the air intake one-way valve pipeline, a fixing ring is fixedly connected to the bottom of the protective sleeve, a fixing rod is fixedly connected to the inside of the fixing ring, a fixing block is sleeved on the surface of the fixing rod, a bayonet is provided on the top of the fixing rod, a toggle spring is vertically provided inside the bayonet, and the top and bottom of the toggle spring are fixedly connected to the inner wall of the fixing block.

[0008] As a preferred embodiment of the utility model, a pulling block is movably connected to the outer side of the fixed block, and the number of the fixed blocks is four.

[0009] As a preferred embodiment of the utility model, a pulling ring is sleeved on the surface of the fixing ring, and the inner wall of the pulling ring is movably connected to the surface of the pulling block.

[0010] As a preferred embodiment of the utility model, a friction sleeve is fixedly connected to the surface of the pulling ring, and the friction sleeve is located on the outside of the pulling block.

[0011] As a preferred embodiment of the utility model, a buffer friction block is embedded on the top of the fixed block, and the top of the buffer friction block contacts the surface of the intake check valve pipeline.

[0012] As a preferred embodiment of the utility model, a clamping ring is fixedly connected to the surface of the air intake check valve pipeline, and the bottom of the clamping ring is in contact with the top of the fixing block.

[0013] As a preferred embodiment of the utility model, a sealing block is fixedly connected to the top of the inner wall of the protective sleeve, and the bottom of the sealing block is in contact with the top of the air intake check valve pipeline.

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

[0015] 1. The utility model first places a protective sleeve on the top of the air intake check valve pipeline, and then rotates the fixed block with the fixed rod as the center to move the toggle spring piece, so that the fixed block drives the protective sleeve to move down and is placed on the top of the air intake check valve pipeline under the drive of the fixed ring, and finally the fixed block is stuck on the surface of the air intake check valve pipeline under the toggle of the toggle spring piece, so that the protective sleeve stably protects the top of the air intake check valve pipeline, thereby having the advantages of dustproof and not easy to cause dust accumulation on the air intake pipeline to cause safety hazards, replacing the existing technical solution in which no protective structure is set on the top of the storage cylinder body, resulting in no dustproof on the top of the air intake pipeline, thereby improving the safety of the storage cylinder body in use.

[0016] 2. The utility model provides a pulling block, which makes it easy for the user to pull the fixed block through the pulling block, thereby improving the convenience of the user in moving the fixed block and facilitating the user to pull the fixed block. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a three-dimensional schematic diagram of the structural fixing block of the utility model;

[0019] Figure 3 It is an exploded three-dimensional schematic diagram of the structural fixing rod of the utility model;

[0020] Figure 4 It is a schematic diagram of the main cross-section of the structural protective cover of the utility model.

[0021] In the figure: 1. Storage cylinder body; 2. Inlet check valve pipeline; 3. Protective cover; 4. Fixing ring; 5. Fixing rod; 6. Fixing block; 7. Bayonet; 8. Push spring; 9. Pull block; 10. Pull ring; 11. Friction sleeve; 12. Buffer friction block; 13. Clamping ring; 14. Sealing block. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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] like Figures 1 to 4 As shown, the utility model provides a compressed natural gas storage device, comprising a storage cylinder body 1, the top of the storage cylinder body 1 is connected to an air intake check valve pipeline 2;

[0024] A protective sleeve 3 is provided on the top of the air intake check valve pipe 2, and a fixing ring 4 is fixedly connected to the bottom of the protective sleeve 3, and a fixing rod 5 is fixedly connected inside the fixing ring 4. A fixing block 6 is sleeved on the surface of the fixing rod 5, and a bayonet 7 is opened on the top of the fixing rod 5. A toggle spring 8 is vertically arranged inside the bayonet 7, and the top and bottom of the toggle spring 8 are fixedly connected to the inner wall of the fixing block 6.

[0025] refer to Figure 3 The outer side of the fixed block 6 is movably connected with a pulling block 9, and the number of the fixed blocks 6 is four.

[0026] As a technical optimization solution of the utility model, by providing the pulling block 9, it is convenient for the user to pull the fixed block 6 through the pulling block 9, thereby improving the convenience of the user in moving the fixed block 6 and facilitating the user to pull the fixed block 6.

[0027] refer to Figure 4A pull ring 10 is sleeved on the surface of the fixed ring 4 , and the inner wall of the pull ring 10 is movably connected to the surface of the pull block 9 .

[0028] As a technical optimization solution of the present invention, by providing a pulling ring 10 , it is convenient for the user to pull the plurality of pulling blocks 9 synchronously through the pulling ring 10 , and it is convenient for the user to pull the fixing block 6 .

[0029] refer to Figure 2 A friction sleeve 11 is fixedly connected to the surface of the pulling ring 10 , and the friction sleeve 11 is located on the outside of the pulling block 9 .

[0030] As a technical optimization solution of the present invention, by providing the friction sleeve 11 , it is convenient for the user to grab and move the pull ring 10 comfortably, thereby improving the convenience of the user in moving the pull ring 10 .

[0031] refer to Figure 2 A buffer friction block 12 is inlaid on the top of the fixed block 6 , and the top of the buffer friction block 12 contacts the surface of the intake check valve pipeline 2 .

[0032] As a technical optimization scheme of the utility model, by setting a buffer friction block 12, the top of the fixed block 6 can be rubbed against the surface of the intake check valve pipe 2 through the buffer friction block 12, so that the fixed block 6 and the intake check valve pipe 2 are rubbed, and the friction force when fixing the fixed block 6 and the intake check valve pipe 2 is effectively increased.

[0033] refer to Figure 4 A clamping ring 13 is fixedly connected to the surface of the intake check valve pipeline 2, and the bottom of the clamping ring 13 contacts the top of the fixing block 6.

[0034] As a technical optimization solution of the utility model, by providing a clamping ring 13, the fixing block 6 can be rotated and clamped on the surface of the intake check valve pipeline 2, so that the clamping stability between the fixing block 6 and the intake check valve pipeline 2 is effectively improved.

[0035] refer to Figure 4 A sealing block 14 is fixedly connected to the top of the inner wall of the protective sleeve 3 , and the bottom of the sealing block 14 contacts the top of the intake check valve pipeline 2 .

[0036] As a technical optimization solution of the utility model, by providing the sealing block 14 , the gap between the protective sleeve 3 and the intake check valve pipeline 2 can be reduced, so that the protective sleeve 3 can fully seal the top of the intake check valve pipeline 2 .

[0037] The working principle and use process of the utility model are as follows: when in use, the user first takes the protective cover 3 and sets it on the top of the air intake check valve pipeline 2, and then pulls the pulling block 9 through the pulling ring 10, so that the pulling block 9 pulls the fixed block 6 to rotate on the surface of the fixed rod 5, and the fixed block 6 rotates through the bayonet 7 to toggle the toggle spring 8, so that the fixed block 6 is continuously subjected to force, and then the protective cover 3 is placed on the top of the air intake check valve pipeline 2, so that the top of the air intake check valve pipeline 2 is protected and it is not easy for external dust to fall on the top, and then the pulling ring 10 and the pulling block 9 are loosened, so that the fixed block 6 is rotated around the fixed rod 5 as the center under the toggle of the toggle spring 8, and then stuck on the surface of the air intake check valve pipeline 2, so that the protective cover 3 is stably sleeved on the top of the air intake check valve pipeline 2 for dust-proof use, thereby achieving the effect of dust-proof and dust-proof that dust is not easy to accumulate on the air intake pipeline to cause safety hazards.

[0038] To sum up: the compressed natural gas storage device, first, the protective sleeve 3 is placed on the top of the intake check valve pipeline 2, and then the fixed block 6 is rotated with the fixed rod 5 as the center to move the toggle spring 8, so that the fixed block 6 drives the protective sleeve 3 to move down and is placed on the top of the intake check valve pipeline 2 under the drive of the fixed ring 4, and finally the fixed block 6 is stuck on the surface of the intake check valve pipeline 2 under the toggle of the toggle spring 8, so that the protective sleeve 3 stably protects the top of the intake check valve pipeline 2, thereby having the advantages of dustproof and not easy to cause dust accumulation on the intake pipeline to cause safety hazards, replacing the existing technical solution in which no protective structure is set on the top of the storage cylinder body, resulting in no dustproof structure on the top of the intake pipeline, improving the safety of the storage cylinder body in use, and solving the problem that in the existing technical solution, no protective structure is set on the top of the storage cylinder body, resulting in no dustproof structure on the top of the intake pipeline, a large amount of dust will accumulate around the intake pipeline after long-term use, and there is a certain probability of explosion during use, posing a safety hazard.

[0039] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0040] 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 compressed natural gas storage device, comprising a storage cylinder body (1), wherein the top of the storage cylinder body (1) is connected to an air intake check valve pipeline (2); Features: A protective sleeve (3) is arranged at the top of the air intake check valve pipeline (2); a fixing ring (4) is fixedly connected to the bottom of the protective sleeve (3); a fixing rod (5) is fixedly connected inside the fixing ring (4); a fixing block (6) is sleeved on the surface of the fixing rod (5); a bayonet (7) is opened at the top of the fixing rod (5); a toggle spring (8) is vertically arranged inside the bayonet (7); the top and bottom of the toggle spring (8) are fixedly connected to the inner wall of the fixing block (6).

2. A compressed natural gas storage device according to claim 1, characterized in that: The outer side of the fixed block (6) is movably connected to a pulling block (9), and the number of the fixed blocks (6) is four.

3. A compressed natural gas storage device according to claim 2, characterized in that: A pulling ring (10) is sleeved on the surface of the fixing ring (4), and the inner wall of the pulling ring (10) is movably connected to the surface of the pulling block (9).

4. A compressed natural gas storage device according to claim 3, characterized in that: A friction sleeve (11) is fixedly connected to the surface of the pulling ring (10), and the friction sleeve (11) is located outside the pulling block (9).

5. A compressed natural gas storage device according to claim 1, characterized in that: A buffer friction block (12) is inlaid on the top of the fixed block (6), and the top of the buffer friction block (12) is in contact with the surface of the intake check valve pipeline (2).

6. A compressed natural gas storage device according to claim 1, characterized in that: A clamping ring (13) is fixedly connected to the surface of the air intake check valve pipeline (2), and the bottom of the clamping ring (13) is in contact with the top of the fixing block (6).

7. A compressed natural gas storage device according to claim 1, characterized in that: A sealing block (14) is fixedly connected to the top of the inner wall of the protective sleeve (3), and the bottom of the sealing block (14) is in contact with the top of the air intake check valve pipeline (2).

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