Gas pipeline connecting device

Abstract

The utility model belongs to the technical field of pipeline connection, and particularly relates to a gas pipeline connecting device which comprises a first gas pipeline and a second gas pipeline. A connecting sleeve is movably mounted between the first gas pipeline and the second gas pipeline, a reinforcing rod is fixedly mounted on the inner side of the connecting sleeve, a connecting block is fixedly mounted in the connecting sleeve, and first sealing rings are movably mounted on the two sides of the connecting block; through the arrangement of the connecting sleeve, the first gas pipeline and the second gas pipeline can be conveniently connected together, through the arrangement of the reinforcing rod, external force impact can be protected to a certain extent, so that the stability of the connecting sleeve is improved, through the arrangement of the connecting block, connecting pipes are conveniently connected, a first sealing ring is conveniently mounted, and through the arrangement of the first sealing ring, the stability of the connecting sleeve is improved. And the connecting block and the connector can be sealed, so that the sealing performance of connection between the first gas pipeline and the second gas pipeline is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline connection, in particular to a gas pipeline connection device. Background Art

[0002] Gas is a general term for gaseous fuels. It can burn and release heat for use by urban residents and industrial enterprises. There are many types of gas, mainly natural gas, artificial gas, liquefied petroleum gas, biogas, and coal-to-gas. It is an indispensable energy source in people's daily lives and has brought great convenience to people.

[0003] For example, a gas pipeline connection device with publication number CN219588338U includes a gas pipe, a connection structure is arranged between the gas pipes, and the connection structure includes: a connection sleeve, a fixing part and an inner sealing part, the connection sleeve is connected between the gas pipes through the fixing part, and the inner sealing part is arranged in the connection sleeve. The utility model is connected between two gas pipes and is divided into inner and outer sides, which can effectively avoid deformation caused by extrusion, and does not require auxiliary tools such as raw tape.

[0004] However, based on the working principle proposed in the above patent, the applicant believes that although the above device can avoid deformation caused by extrusion to a certain extent, in actual use, the external structure of the above device is not stable enough, cannot provide certain protection against external force impact, and the sealing is not tight enough.

[0005] Therefore, in view of the above problems, a gas pipeline connecting device is proposed. Utility Model Content

[0006] The technical problem to be solved by the utility model is that the existing technology has the disadvantage that the external structure is not stable enough, so we propose a gas pipeline connecting device.

[0007] The technical solution adopted by the utility model to solve its technical problems is: a gas pipeline connecting device, comprising a first gas pipeline and a second gas pipeline; a connecting sleeve is movably installed between the first gas pipeline and the second gas pipeline, a reinforcing rod is fixedly installed on the inner side of the connecting sleeve, a connecting block is fixedly installed inside the connecting sleeve, and first sealing rings are movably installed on both sides of the connecting block.

[0008] Preferably, a connecting pipe is fixedly installed inside the connecting block, and first installation grooves are provided on both sides of the connecting pipe.

[0009] Preferably, a second sealing ring is movably installed inside the first installation groove, and sealing convex rings are arranged on both sides of the second sealing ring.

[0010] Preferably, threaded rods are fixedly mounted on both sides of the connecting sleeve, and nuts are movably mounted on the surfaces of the threaded rods.

[0011] Preferably, connectors are fixedly mounted on the inner sides of the first gas pipeline and the second gas pipeline, and mounting holes are provided on the surfaces of the connectors.

[0012] Preferably, a second installation groove is provided inside the connector, and a second sealing ring is movably installed inside the second installation groove.

[0013] The beneficial effects of the utility model are:

[0014] 1. The utility model facilitates the connection of the first gas pipeline and the second gas pipeline by setting the connecting sleeve, and can provide certain protection against external force impact by setting the reinforcing rod, thereby increasing the stability of the connecting sleeve, and facilitates the connection of the connecting pipe and the installation of the first sealing ring by setting the connecting block, and can seal the connection block and the connecting head by setting the first sealing ring, thereby improving the sealing of the connection between the first gas pipeline and the second gas pipeline;

[0015] 2. The utility model facilitates the installation of the second sealing ring through the provision of the first mounting groove. Through the provision of the second sealing ring, it can be tightly connected with the first mounting groove and the second mounting groove, so as to seal the first gas pipeline and the second gas pipeline. Through the provision of the threaded rod and the nut, it is convenient to fasten the connecting sleeve and the connecting head. Through the provision of the mounting hole, it is convenient to install the threaded rod. Through the provision of the second mounting groove, the second sealing ring can be tightly installed together with the first mounting groove, so as to ensure the sealing of the connection between the first gas pipeline and the second gas pipeline. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

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

[0018] Figure 2 This is a schematic diagram of the structure of the first gas pipeline and the second gas pipeline of the utility model;

[0019] Figure 3 This is a schematic diagram of the connecting sleeve structure of the utility model;

[0020] Figure 4It is a schematic cross-sectional view of the connecting sleeve structure of the utility model;

[0021] Figure 5 It is an enlarged schematic diagram of structure A of the present utility model.

[0022] In the figure: 1. first gas pipeline; 2. second gas pipeline; 3. connecting sleeve; 4. reinforcing rod; 5. connecting block; 6. first sealing ring; 7. connecting pipe; 8. first mounting groove; 9. second sealing ring; 10. threaded rod; 11. nut; 12. connecting head; 13. mounting hole; 14. second mounting groove. DETAILED DESCRIPTION

[0023] 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.

[0024] The following is combined with Figure 1-5 To further explain this application in detail,

[0025] The present application embodiment discloses a gas pipeline connection device. Figures 1 to 5 A gas pipeline connecting device comprises a first gas pipeline 1 and a second gas pipeline 2; a connecting sleeve 3 is movably installed between the first gas pipeline 1 and the second gas pipeline 2, a reinforcing rod 4 is fixedly installed on the inner side of the connecting sleeve 3, a connecting block 5 is fixedly installed inside the connecting sleeve 3, and a first sealing ring 6 is movably installed on both sides of the connecting block 5; through the setting of the connecting sleeve 3, it is convenient to connect the first gas pipeline 1 and the second gas pipeline 2 together, through the setting of the reinforcing rod 4, a certain protection can be provided against external force impact, thereby increasing the stability of the connecting sleeve 3, through the setting of the connecting block 5, it is convenient to connect the connecting pipe 7 and install the first sealing ring 6, through the setting of the first sealing ring 6, the connection block 5 and the connecting head 12 can be sealed, thereby improving the sealing of the connection between the first gas pipeline and the second gas pipeline.

[0026] Reference Figure 4 and Figure 5 A connecting pipe 7 is fixedly installed inside the connecting block 5, and first mounting grooves 8 are provided on both sides of the connecting pipe 7; the provision of the first mounting grooves 8 facilitates the installation of the second sealing ring 9.

[0027] Reference Figure 4 and Figure 5A second sealing ring 9 is movably installed inside the first mounting groove 8, and sealing convex rings are arranged on both sides of the second sealing ring 9; through the arrangement of the second sealing ring 9, it can be tightly connected with the first mounting groove 8 and the second mounting groove 14, so as to seal the first gas pipeline and the second gas pipeline.

[0028] Reference Figures 1 to 4 , threaded rods 10 are fixedly installed on both sides of the connecting sleeve 3, and nuts 11 are movably installed on the surface of the threaded rods 10; through the arrangement of the threaded rods 10 and the nuts 11, it is convenient to fasten the connecting sleeve 3 and the connecting head 12.

[0029] Reference Figure 1 and Figure 2 A connector 12 is fixedly installed on the inner side of the first gas pipeline 1 and the second gas pipeline 2, and a mounting hole 13 is opened on the surface of the connector 12; the setting of the mounting hole 13 facilitates the installation of the threaded rod 10.

[0030] Reference Figure 1 and Figure 2 A second mounting groove 14 is provided inside the connector 12, and a second sealing ring 9 is movably installed inside the second mounting groove 14; through the provision of the second mounting groove 14, the second sealing ring 9 can be tightly installed together with the first mounting groove 8, thereby ensuring the sealing of the connection between the first gas pipeline and the second gas pipeline.

[0031] Working principle: When the device is used, first insert the connector 12 into the connector sleeve 3, then tighten the threaded rod 10, move the first gas pipeline 1 and the second gas pipeline 2 toward the middle, insert the first sealing ring 6 between the connecting block 5 and the connector 12, and insert the second sealing ring 9 into the first mounting groove 8 and the second mounting groove 14, thereby improving the sealing of the connection between the first gas pipeline and the second gas pipeline.

[0032] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A gas pipeline connection device, characterized in that: The invention comprises a first gas pipeline (1) and a second gas pipeline (2); a connecting sleeve (3) is movably installed between the first gas pipeline (1) and the second gas pipeline (2); a reinforcing rod (4) is fixedly installed on the inner side of the connecting sleeve (3); a connecting block (5) is fixedly installed inside the connecting sleeve (3); and first sealing rings (6) are movably installed on both sides of the connecting block (5).

2. A gas pipeline connection device according to claim 1, characterized in that: A connecting pipe (7) is fixedly installed inside the connecting block (5), and first installation grooves (8) are provided on both sides of the connecting pipe (7).

3. A gas pipeline connection device according to claim 2, characterized in that: A second sealing ring (9) is movably installed inside the first installation groove (8), and sealing convex rings are arranged on both sides of the second sealing ring (9).

4. A gas pipeline connection device according to claim 1, characterized in that: Threaded rods (10) are fixedly mounted on both sides of the connecting sleeve (3), and nuts (11) are movably mounted on the surfaces of the threaded rods (10).

5. A gas pipeline connection device according to claim 1, characterized in that: Connectors (12) are fixedly mounted on the inner sides of the first gas pipeline (1) and the second gas pipeline (2), and mounting holes (13) are provided on the surfaces of the connectors (12).

6. A gas pipeline connection device according to claim 5, characterized in that: A second installation groove (14) is provided inside the connecting head (12), and a second sealing ring (9) is movably installed inside the second installation groove (14).

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