Leakage-proof sealing joint for gas supply pipeline

Abstract

The utility model discloses an air supply pipeline leakproof seal joint, including first pipeline, first protruding part, second protruding part, second pipeline, seal installation subassembly and seal subassembly, the one end of first pipeline is fixedly provided with first protruding part, one end of first protruding part is movably provided with second protruding part, the other end of first protruding part is movably provided with second pipeline. A second pipeline is fixedly arranged at one end of the second protruding part; a conventional sealing leakage-proof structure is realized through the sealing ring; the air cushion reinforces the sealing of the outer side, and meanwhile, the air cushion is connected with the air inlet device, so that during later maintenance, a worker only needs to carry out air inflation treatment on the air cushion from the outside, and the sealing of the device can be maintained; the mounting hole and the fixing ring groove can seal the air inlet valve to prevent air leakage of the air inlet valve and prevent sealing from being not guaranteed; and the interior of the pipeline can be sealed through internal sealing rubber, and sealing of the pipeline is further guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of air supply pipelines, in particular to a leak-proof sealing joint for air supply pipelines. Background Art

[0002] The existing Chinese patent document with announcement number CN220118864U discloses an air supply pipe connection device, which proposes that the utility model discloses an air supply pipe connection device, which belongs to the technical field of air supply pipes, including a first pipe, a second pipe is arranged on one side of the first pipe, a first protrusion is arranged on the side of the first pipe close to the second pipe, and a second protrusion is arranged on the side of the second pipe close to the first pipe, and an inner connecting component is arranged inside the first protrusion and the second pipe. The utility model arranges the inner connecting component so that the inner extension pipe in the first protrusion extends into the second pipe, and the positioning ring and the sealing ring seal the inner extension pipe and the second pipe to complete the inner connection of the two pipes, thereby making the connection between the pipes more stable and the sealing effect better; the utility model arranges the auxiliary component so that the spring pin in the second protrusion is inserted into the L-shaped baffle, so that the L-shaped baffle is not easy to rotate, effectively improving the fixed positioning effect of the L-shaped baffle, making it difficult for the pipes to separate when connected, and the structure is more stable.

[0003] In the above solution, there are fewer sealing structures inside the gas supply pipeline, which is prone to the risk of gas leakage, and conventional seals need to be disassembled during later maintenance, which is troublesome to operate.

[0004] To this end, the utility model proposes a leak-proof sealing joint for a gas supply pipeline to solve the above-mentioned problem. Utility Model Content

[0005] The utility model aims to provide a leak-proof sealing joint for a gas supply pipeline 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 leak-proof sealing joint for an air supply pipe comprises a first pipe, a first protrusion, a second protrusion, a second pipe, a sealing installation assembly and a sealing assembly, wherein the first pipe is fixedly provided with the first protrusion at one end, the second protrusion is movably provided with the second protrusion at one end, and the second pipe is fixedly provided with the second protrusion at one end.

[0007] Preferably, the sealing installation assembly includes a sealing ring installation groove, an air cushion installation groove, an intake valve installation port, a first internal sealing groove, an arc-shaped square fixing groove and a second internal sealing groove, the sealing ring installation groove is fixedly opened at one end of the first protrusion, an air cushion installation groove is fixedly opened at one end of the first protrusion, an intake valve installation port is fixedly opened at one end of the first protrusion, a first internal sealing groove is fixedly opened at one end of the second protrusion, a arc-shaped square fixing groove is fixedly opened at one end of the second protrusion, and a second internal sealing groove is fixedly opened at one end of the second protrusion.

[0008] Preferably, the sealing assembly includes a sealing ring, an air cushion, an intake valve, a mounting hole, a fixing ring groove, an installation sealing column, a fixing ring, an internal sealing rubber and an arc square fixing ring. The sealing ring is movably clamped in the sealing ring mounting groove, the air cushion is movably clamped in the air cushion mounting groove, the intake valve is movably clamped in the intake valve mounting port, one end of the intake valve is fixedly provided with a mounting hole, one end of the mounting hole is fixedly provided with a fixing ring groove, one end of the installation sealing column is fixedly provided with a fixing ring, and one end of the internal sealing rubber is fixedly provided with a arc square fixing ring.

[0009] Preferably, the corresponding ends of the first protrusion and the second protrusion are provided with a sealing ring installation groove, an air cushion installation groove, an intake valve installation port and an arc-shaped square fixing groove, and they are arranged in the same size and shape and in corresponding positions.

[0010] Preferably, the mounting sealing column is movably inserted in the mounting hole, and the fixing ring and the fixing ring groove are also adapted and fixedly connected.

[0011] Preferably, the internal sealing rubber is movably arranged in the first internal sealing groove and the second internal sealing groove, and the arrangement positions are corresponding to each other and are adapted for movable snap connection.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The conventional sealing and leak-proof structure is achieved through the sealing ring; the air cushion reinforces the seal on the outside, and at the same time the air cushion is connected to the air intake device. During the later maintenance, the workers only need to inflate it from the outside to maintain the seal of the device; the mounting hole and the fixed ring groove can seal the air intake valve to prevent the air intake valve from leaking and making the seal unguaranteed; the internal sealing rubber can seal the inside of the pipeline to further ensure the sealing of the pipeline. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 This is an exploded view of the utility model;

[0016] Figure 3 For this utility model Figure 2 Enlarged view at A in the middle;

[0017] Figure 4 For this utility model Figure 2 Sectional view;

[0018] Figure 5 This is a schematic diagram of the connection of the fixing ring structure of the utility model.

[0019] In the figure: first pipe 1, first protrusion 2, second protrusion 3, second pipe 4, sealing ring mounting groove 5, air cushion mounting groove 6, intake valve mounting port 7, first internal sealing groove 8, arc square fixing groove 9, second internal sealing groove 10, sealing ring 11, air cushion 12, intake valve 13, mounting hole 14, fixing ring groove 15, mounting sealing column 16, fixing ring 17, internal sealing rubber 18, arc square fixing ring 19. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model are described clearly and completely below. The embodiments of the utility model and all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figures 1 to 5A leak-proof sealing joint for an air supply pipeline. The utility model provides a technical solution: A leak-proof sealing joint for an air supply pipeline comprises a first pipeline 1, a first protrusion 2, a second protrusion 3, a second pipeline 4, a sealing installation assembly and a sealing assembly. One end of the first pipeline 1 is fixedly provided with the first protrusion 2, one end of the first protrusion 2 is movably provided with the second protrusion 3, and one end of the second protrusion 3 is fixedly provided with the second pipeline 4; a sealing ring installation groove 5 in the sealing installation assembly is fixedly opened at one end of the first protrusion 2, and one end of the first protrusion 2 is fixedly opened There is an air cushion mounting groove 6, one end of the first protrusion 2 is fixedly opened with an intake valve mounting port 7, one end of the first protrusion 2 is fixedly opened with a first internal sealing groove 8, one end of the second protrusion 3 is fixedly opened with an arc square fixing groove 9, the corresponding ends of the first protrusion 2 and the second protrusion 3 are opened with a sealing ring mounting groove 5, an air cushion mounting groove 6, an intake valve mounting port 7 and an arc square fixing groove 9, and the sizes and shapes are the same and the positions are corresponding; one end of the second protrusion 3 is fixedly opened with a second internal sealing groove 10; the sealing ring 11 in the sealing assembly The air cushion 12 is movably connected in the sealing ring installation groove 5, the air cushion 12 is movably connected in the air cushion installation groove 6, the air intake valve 13 is movably connected in the air intake valve installation port 7, one end of the air intake valve 13 is fixedly provided with a mounting hole 14, and one end of the mounting hole 14 is fixedly provided with a fixing ring groove 15. The first protrusion 2 and the second protrusion 3 are fixed, and the air intake valve 13 is inflated with air using an air pump, and then the installation sealing column 16 and the fixing ring 17 are fixedly connected in the installation hole 14 and the fixing ring groove 15 to complete the leakproof sealing treatment of the device; the sealing column 16 is installed A fixing ring 17 is fixedly provided at one end, and an installation sealing column 16 is movably inserted in the installation hole 14, and the fixing ring 17 and the fixing ring groove 15 are also adapted and fixedly connected; an arc square fixing ring 19 is fixedly provided at one end of the internal sealing rubber 18; the internal sealing rubber 18 is movably arranged in the first internal sealing groove 8 and the second internal sealing groove 10, and the setting positions are corresponding and adapted and movably connected; more sealing structures are provided inside the air supply pipeline to prevent the risk of air supply leakage, and the sealing structure does not need to be disassembled during later maintenance, and the operation is simple.

[0022] Working principle: In actual use, the sealing ring 11 is snap-fitted into the sealing ring mounting groove 5, the air cushion 12 is installed in the air cushion mounting groove 6, the intake valve 13 is installed in the intake valve mounting port 7, the internal sealing rubber 18 is fixedly set in the first internal sealing groove 8 and the second internal sealing groove 10, the arc square fixing ring 19 is rotated in the arc square fixing groove 9, and then the first protrusion 2 and the second protrusion 3 are fixed, and the intake valve 13 is inflated with air with an air pump, and then the installation sealing column 16 and the fixing ring 17 are fixedly snap-fitted into the mounting hole 14 and the fixing ring groove 15 to complete the leak-proof sealing of the device; more sealing structures are provided inside the air supply pipeline to prevent the risk of air leakage, and the sealing structure does not need to be disassembled during later maintenance, and the operation is simple.

[0023] 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 sealing joint for a gas supply pipeline, characterized in that: The invention comprises a first pipe (1), a first protrusion (2), a second protrusion (3), a second pipe (4), a sealing installation assembly and a sealing assembly, wherein one end of the first pipe (1) is fixedly provided with the first protrusion (2), one end of the first protrusion (2) is movably provided with the second protrusion (3), and one end of the second protrusion (3) is fixedly provided with the second pipe (4); the sealing installation assembly comprises a sealing ring installation groove (5), an air cushion installation groove (6), an air intake valve installation port (7), a first internal sealing groove (8), an arc-shaped square fixing groove (9) and a second internal sealing groove (10), wherein the sealing ring installation groove (5) is fixedly opened at one end of the first protrusion (2), the air cushion installation groove (6) is fixedly opened at one end of the first protrusion (2), the air intake valve installation port (7) is fixedly opened at one end of the first protrusion (2), the first internal sealing groove (8) is fixedly opened at one end of the first protrusion (2), the first internal sealing groove (8) is fixedly opened at one end of the second protrusion (3), and the second internal sealing groove (10) is fixedly opened at one end of the first protrusion (2). A circular arc square fixing groove (9) is fixedly opened at one end, and a second internal sealing groove (10) is fixedly opened at one end of the second protrusion (3); the sealing assembly comprises a sealing ring (11), an air cushion (12), an air intake valve (13), a mounting hole (14), a fixing ring groove (15), a mounting sealing column (16), a fixing ring (17), an internal sealing rubber (18) and a circular arc square fixing ring (19); the sealing ring (11) is movably clamped and arranged in the sealing ring mounting groove (5), The air cushion (12) is movably snap-fitted in the air cushion mounting groove (6), the air intake valve (13) is movably snap-fitted in the air intake valve mounting port (7), one end of the air intake valve (13) is fixedly provided with a mounting hole (14), one end of the mounting hole (14) is fixedly provided with a fixing ring groove (15), one end of the mounting sealing column (16) is fixedly provided with a fixing ring (17), and one end of the internal sealing rubber (18) is fixedly provided with a circular arc square fixing ring (19).

2. The leak-proof sealing joint for a gas supply pipeline according to claim 1, characterized in that: The corresponding ends of the first protrusion (2) and the second protrusion (3) are provided with a sealing ring installation groove (5), an air cushion installation groove (6), an air intake valve installation port (7) and an arc-shaped square fixing groove (9), and the sizes and shapes are the same and the positions are corresponding.

3. The leak-proof sealing joint for a gas supply pipeline according to claim 1, characterized in that: The installation sealing column (16) is movably inserted in the installation hole (14), and the fixing ring (17) and the fixing ring groove (15) are also adapted and fixedly connected.

4. The leak-proof sealing joint for a gas supply pipeline according to claim 1, characterized in that: The internal sealing rubber (18) is movably arranged in the first internal sealing groove (8) and the second internal sealing groove (10), and the arrangement positions are corresponding to each other and are adapted for movably snap-fitting.

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