Gas drainage metal hose

Abstract

The utility model belongs to the technical field of metal hoses, and particularly relates to a gas drainage metal hose which comprises a metal braided tube and further comprises a stainless steel braided tube fixedly sleeved with the metal braided tube, an outer telescopic aluminum tube fixedly sleeved with the stainless steel braided tube, and an inner telescopic aluminum tube fixedly sleeved with the outer telescopic aluminum tube. A rubber hose is fixedly sleeved with the outer telescopic aluminum pipe, a connecting upper cover is fixedly installed at the top of the metal braided pipe, a sealing gasket is fixedly installed at the top of the connecting upper cover, upper cover threaded holes are formed in the connecting upper cover in a penetrating mode, and upper cover holes are formed between the upper cover threaded holes in a penetrating mode. The flexible pipe is externally protected through the stainless steel braided pipe and the outer telescopic aluminum pipe, then the rubber flexible pipe is used for buffering, protection can be conducted during gas drainage, the fracture condition cannot occur during gas drainage, and therefore the using safety of the gas flexible pipe is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of metal hoses, and in particular relates to a gas extraction metal hose. Background Art

[0002] Metal hoses are important components in the connecting pipelines of modern industrial equipment. Metal hoses are used as wire and cable protection tubes for wires, cables, and automation instrument signals, as well as civilian shower hoses. Metal hoses have a variety of usage scenarios, and metal hoses need to be used to extract gas.

[0003] For example, a Chinese patent with publication number CN210318882U discloses a metal hose for gas extraction and an end flattening device thereof, which aims to solve the technical problems of poor flame retardancy and antistatic properties and great safety hazards of existing gas extraction pipes. The hose comprises a pipe body and a joint, wherein the pipe body is a V-shaped corrugated structure made of metal and has a wall thickness of 0.3-0.4 mm; the joint comprises flaps clamped at both ends of the pipe body, and the two flaps are assembled into a first circular ring structure; the joint also comprises a connecting tube, which is coaxial with the pipe body, the inner wall of the connecting tube is provided with threads and the axial inner end face is a second circular ring structure, the inner diameter of the second circular ring structure is smaller than the outer diameter of the first circular ring structure; the joint also comprises a pipe head, which is provided with an external thread and is screwed into the connecting tube.

[0004] The patent has the following problems:

[0005] In the prior art documents, it is not convenient to protect the gas extraction hose during use. The gas extraction hose may rupture during the extraction of gas, resulting in gas leakage, thereby reducing the safety of the use of the gas metal hose. In addition, the prior art documents are not convenient to seal and connect during use. When the metal hose is connected and used, gas may leak, thereby reducing the stability of gas extraction. In view of this, we propose a gas extraction metal hose. Utility Model Content

[0006] The purpose of the utility model is to provide a gas extraction metal hose in view of the above-mentioned technical problems, so as to improve the safety of the use of the gas metal hose and the stability of gas extraction.

[0007] In view of this, the utility model provides a gas extraction metal hose, including a metal braided tube, and also includes: the internal fixed sleeve of the metal braided tube is provided with a stainless steel braided tube, the internal fixed sleeve of the stainless steel braided tube is provided with an external telescopic aluminum tube, the internal fixed sleeve of the external telescopic aluminum tube is provided with a rubber hose, the top of the metal braided tube is fixedly installed with a connecting cover, the top of the connecting cover is fixedly installed with a sealing gasket, the interior of the connecting cover is penetrated by upper cover threaded holes, and upper cover holes are penetrated between the upper cover threaded holes.

[0008] Based on the above structure, the hose is protected externally by a stainless steel braided tube and an outer telescopic aluminum tube, and then a rubber hose is used for buffering, which can protect the gas during extraction. No rupture will occur during gas extraction, and the gas will not leak, thereby improving the safety of the gas hose. Then, the upper cover is connected to the top of the metal braided tube for fixed installation, and then the threaded hole of the upper cover is used for threaded installation. Then, the hole of the upper cover is used to facilitate gas extraction, and then a sealing gasket is used to improve the sealing when connected to the pipeline. A sealed connection can be made so that the metal hose will not leak when connected, thereby improving the stability of gas extraction.

[0009] Preferably, the inner fixing sleeve of the rubber hose is provided with a plastic-coated metal tube, and the inner fixing sleeve of the plastic-coated metal tube is provided with an inner telescopic aluminum tube.

[0010] Preferably, an upper connecting plate is movably installed on the top of the upper cover, the interior of the upper connecting plate is threadedly installed with mounting screws, and an upper connecting pipe is installed through the top of the upper connecting plate.

[0011] Preferably, the external fixed sleeve of the plastic-coated metal tube is provided with a connecting lower tube, a lower tube hole is provided inside the connecting lower tube, a lower connecting tube is fixedly installed on the bottom of the connecting lower tube, an installation thread is provided around the inside of the lower connecting tube, and a mounting flange is fixedly installed on the bottom of the lower connecting tube.

[0012] Preferably, an upper expansion bar is fixedly installed on one side of the upper cover, and an upper connection block is fixedly installed on one side of the upper expansion bar.

[0013] Preferably, a lower expansion bar is fixedly installed on one side of the connecting lower tube, a lower connecting block is fixedly installed on one side of the lower expansion bar, a connecting rod is installed through the top of the lower connecting block, and a mounting bottom plate is fixedly installed on the other side of the connecting lower tube.

[0014] Preferably, a mounting block is fixedly mounted on the other side of the mounting bottom plate, and a hanging hole block is fixedly mounted on the other side of the mounting block.

[0015] The beneficial effects of the utility model are:

[0016] 1. The gas extraction metal hose is protected externally by a stainless steel braided tube and an external telescopic aluminum tube, and then buffered by a rubber hose. It can protect the gas during extraction and will not rupture during gas extraction, thereby improving the safety of the gas hose.

[0017] 2. The gas extraction metal hose is fixedly installed on the top of the metal braided pipe by connecting the upper cover, and then threadedly installed using the threaded holes of the upper cover. Then, the holes in the upper cover are used to facilitate gas extraction, and then the sealing gasket is used to improve the sealing when connected to the pipeline. The metal hose will not leak when connected and used, thereby improving the stability of gas extraction. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is an overall stereogram of the utility model;

[0019] Figure 2 It is a schematic diagram of the structure of the utility model;

[0020] Figure 3 It is a partial stereoscopic diagram of the metal braided tube in the utility model;

[0021] Figure 4 It is a partial three-dimensional diagram of the upper connecting plate in the utility model;

[0022] Figure 5 It is a partial stereoscopic view of the connecting lower cylinder in the utility model.

[0023] The symbols in the figure are:

[0024] 1. Metal braided tube; 101. Stainless steel braided tube; 102. External telescopic aluminum tube; 103. Rubber hose; 2. Connect upper cover; 201. Sealing gasket; 202. Upper cover hole; 203. Upper cover threaded hole; 3. Upper connecting plate; 301. Upper connecting tube; 302. Mounting screws; 4. Connect lower tube; 401. Lower tube hole; 5. Lower connecting tube; 501. Mounting thread; 502. Mounting flange; 6. Mounting film; 601. Mounting block; 602. Hanging hole block; 7. Upper expansion strip; 701. Upper connecting block; 8. Lower expansion strip; 801. Lower connecting block; 802. Connecting rod; 9. Plastic-coated metal tube; 901. Internal telescopic aluminum tube. DETAILED DESCRIPTION

[0025] 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.

[0026] The present application embodiment discloses a gas extraction metal hose, see Figure 1-Figure 5, including a metal braided tube 1, and also including: an internal fixed sleeve of the metal braided tube 1 is provided with a stainless steel braided tube 101, an internal fixed sleeve of the stainless steel braided tube 101 is provided with an external telescopic aluminum tube 102, an internal fixed sleeve of the external telescopic aluminum tube 102 is provided with a rubber hose 103, a connecting cover 2 is fixedly installed on the top of the metal braided tube 1, a sealing gasket 201 is fixedly installed on the top of the connecting cover 2, and upper cover threaded holes 203 are penetrated inside the connecting cover 2, and upper cover holes 202 are penetrated between the upper cover threaded holes 203.

[0027] Based on the above structure, the hose is protected externally by the stainless steel braided tube 101 and the outer telescopic aluminum tube 102, and then the rubber hose 103 is used for buffering, which can protect the gas during extraction. No rupture will occur during gas extraction, and the gas will not leak, thereby improving the safety of the gas hose. Then, the upper cover 2 is connected to the top of the metal braided tube 1 for fixed installation, and then the upper cover threaded hole 203 is used for threaded installation. Then, the upper cover hole 202 is used to facilitate gas extraction, and then the sealing gasket 201 is used to improve the sealing when connected to the pipeline, and a sealed connection can be performed, so that the metal hose will not leak when connected, thereby improving the stability of gas extraction.

[0028] In one embodiment, the inner fixing sleeve of the rubber hose 103 is provided with a plastic-coated metal tube 9 , and the inner fixing sleeve of the plastic-coated metal tube 9 is provided with an inner telescopic aluminum tube 901 .

[0029] Specifically, the internal fixing sleeve of the rubber hose 103 is provided with a plastic-coated metal tube 9 , and the internal fixing sleeve of the plastic-coated metal tube 9 is provided with an inner telescopic aluminum tube 901 .

[0030] In this embodiment, the plastic-coated metal tube 9 can be used, and then the inner telescopic aluminum tube 901 can be used to facilitate gas extraction, thereby improving the stability of extraction and causing no corrosion to the pipeline.

[0031] In one embodiment, an upper connecting plate 3 is movably installed on the top of the upper cover 2 , mounting screws 302 are threadedly installed inside the upper connecting plate 3 , and an upper connecting pipe 301 is installed through the top of the upper connecting plate 3 .

[0032] Specifically, an upper connecting plate 3 is movably installed on the top of the upper cover 2 , mounting screws 302 are threadedly installed inside the upper connecting plate 3 , and an upper connecting pipe 301 is installed through the top of the upper connecting plate 3 .

[0033] In this embodiment, the upper connecting plate 3 can be movably installed on the top of the upper cover 2 by using the mounting screws 302 to be threadedly installed inside the threaded hole 203 of the upper cover, and then the upper connecting pipe 301 can be used for insertion, thereby improving the convenience of pipeline connection.

[0034] In one of the embodiments, the outer fixed sleeve of the plastic-coated metal tube 9 is provided with a connecting lower tube 4, the interior of the connecting lower tube 4 is provided with a lower tube hole 401, the bottom of the connecting lower tube 4 is fixedly installed with a lower connecting tube 5, the interior of the lower connecting tube 5 is surrounded by a mounting thread 501, and the bottom of the lower connecting tube 5 is fixedly installed with a mounting flange 502.

[0035] Specifically, the outer fixed sleeve of the plastic-coated metal tube 9 is provided with a connecting lower tube 4, the interior of the connecting lower tube 4 is penetrated by a lower tube hole 401, the bottom of the connecting lower tube 4 is fixedly installed with a lower connecting tube 5, the interior of the lower connecting tube 5 is surrounded by a mounting thread 501, and the bottom of the lower connecting tube 5 is fixedly installed with a mounting flange 502.

[0036] In this embodiment, the lower tube 4 can be used to facilitate the movable installation of the bottom of the pipeline, and then the lower tube hole 401 can be used to extract gas and air, and then the installation thread 501 can be used to facilitate threaded installation with other pipelines, and then the installation flange 502 can be used for movable installation with the equipment, thereby improving the convenience of pipeline installation.

[0037] In one embodiment, an upper expansion bar 7 is fixedly installed on one side connected to the upper cover 2 , and an upper connection block 701 is fixedly installed on one side of the upper expansion bar 7 .

[0038] Specifically, an upper connecting block 701 is fixedly installed on one side of the upper extension strip block 7 .

[0039] In this embodiment, the upper extension block 7 and the upper connection block 701 can be used to facilitate connection and installation.

[0040] In one embodiment, a lower expansion strip 8 is fixedly installed on one side of the lower tube 4, a lower connecting block 801 is fixedly installed on one side of the lower expansion strip 8, a connecting rod 802 is installed through the top of the lower connecting block 801, and a mounting bottom film 6 is fixedly installed on the other side of the lower tube 4.

[0041] Specifically, a lower expansion strip 8 is fixedly installed on one side of the lower tube 4, a lower connecting block 801 is fixedly installed on one side of the lower expansion strip 8, a connecting rod 802 is installed through the top of the lower connecting block 801, and a mounting bottom film 6 is fixedly installed on the other side of the lower tube 4.

[0042] In this embodiment, the connecting rod 802 can be installed inside the lower connecting block 801 and the upper connecting block 701, so as to facilitate the hanging of other hanging equipment.

[0043] In one embodiment, a mounting block 601 is fixedly mounted on the other side of the mounting bottom film 6 , and a hanging hole block 602 is fixedly mounted on the other side of the mounting block 601 .

[0044] Specifically, a mounting block 601 is fixedly mounted on the other side of the mounting bottom film 6 , and a hanging hole block 602 is fixedly mounted on the other side of the mounting block 601 .

[0045] In this embodiment, the mounting plate 6 can be used to be installed and connected with the mounting block 601, and then the hanging hole block 602 can be used to facilitate the external hook for hanging, thereby improving the convenience of hanging.

[0046] When a gas extraction metal hose of the present embodiment is in use, the hose is protected externally by a stainless steel braided tube 101 and an outer telescopic aluminum tube 102, and then a rubber hose 103 is used for buffering, which can protect the gas during extraction and will not break or leak during gas extraction, thereby improving the safety of the gas hose. The upper cover 2 is then connected to the top of the metal braided tube 1 for fixed installation, and then the upper cover threaded hole 203 is used for threaded installation, and then the upper cover hole 202 is used to facilitate gas extraction, and then the sealing gasket 201 is used to improve the sealing when conveniently connected to the pipeline, and a sealed connection can be performed, so that the metal hose will not leak when connected and used, thereby improving the stability of gas extraction. The plastic-coated metal tube 9 is then used, and then the inner telescopic aluminum tube 901 is used to facilitate gas extraction, thereby improving the stability of extraction. It will not cause corrosion to the pipeline. Then, the installation screws 302 are used to install the internal threads of the upper cover threaded holes 203 so that the upper connecting plate 3 can be movably installed on the top of the upper cover 2, and then the upper connecting pipe 301 is used for insertion and use, thereby improving the convenience of pipeline connection. Then, the lower tube 4 is used to facilitate the movable installation of the bottom of the pipeline, and then the lower tube hole 401 is used to extract gas and air. Then, the installation threads 501 are used to facilitate threaded installation with other pipelines, and then the installation flange 502 is used to perform movable installation with the equipment, thereby improving the convenience of pipeline installation. Then, the upper expansion strip block 7 is used to facilitate connection and installation with the upper connecting block 701, and then the connecting rod 802 is used to install inside the lower connecting block 801 and the upper connecting block 701, and then the installation bottom plate 6 is used to install and connect with the mounting block 601, and then the hanging hole block 602 is used to facilitate the external hook for hanging and use.

[0047] 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. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A gas extraction metal hose, comprising a metal braided tube (1), characterized in that: Also includes: The internal fixing sleeve of the metal braided tube (1) is provided with a stainless steel braided tube (101), the internal fixing sleeve of the stainless steel braided tube (101) is provided with an external telescopic aluminum tube (102), the internal fixing sleeve of the external telescopic aluminum tube (102) is provided with a rubber hose (103), the top of the metal braided tube (1) is fixedly installed with a connecting cover (2), the top of the connecting cover (2) is fixedly installed with a sealing gasket (201), the interior of the connecting cover (2) is penetrated by upper cover threaded holes (203), and upper cover holes (202) are penetrated between the upper cover threaded holes (203).

2. A gas extraction metal hose according to claim 1, characterized in that: The internal fixing sleeve of the rubber hose (103) is provided with a plastic-coated metal tube (9), and the internal fixing sleeve of the plastic-coated metal tube (9) is provided with an inner telescopic aluminum tube (901).

3. A gas extraction metal hose according to claim 1, characterized in that: An upper connecting plate (3) is movably mounted on the top of the connecting upper cover (2), mounting screws (302) are threadedly mounted inside the upper connecting plate (3), and an upper connecting pipe (301) is installed through the top of the upper connecting plate (3).

4. A gas extraction metal hose according to claim 2, characterized in that: The outer sleeve of the plastic-coated metal tube (9) is provided with a connecting lower tube (4), the interior of the connecting lower tube (4) is provided with a lower tube hole (401) penetrating therethrough, a lower connecting tube (5) is fixedly installed at the bottom of the connecting lower tube (4), the interior of the lower connecting tube (5) is provided with a mounting thread (501), and the bottom of the lower connecting tube (5) is fixedly installed with a mounting flange (502).

5. The gas extraction metal hose according to claim 1, characterized in that: An upper expansion strip (7) is fixedly mounted on one side of the upper cover (2), and an upper connection block (701) is fixedly mounted on one side of the upper expansion strip (7).

6. A gas extraction metal hose according to claim 4, characterized in that: A lower expansion strip (8) is fixedly mounted on one side of the connecting lower tube (4), a lower connecting block (801) is fixedly mounted on one side of the lower expansion strip (8), a connecting rod (802) is installed through the top of the lower connecting block (801), and a mounting bottom plate (6) is fixedly mounted on the other side of the connecting lower tube (4).

7. A gas extraction metal hose according to claim 6, characterized in that: A mounting block (601) is fixedly mounted on the other side of the mounting bottom plate (6), and a hanging hole block (602) is fixedly mounted on the other side of the mounting block (601).

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