Low-temperature anti-freezing pipeline for fuel gas

Abstract

The low-temperature anti-freezing pipeline comprises a pipeline body, the outer surface of an upper fixing plate is fixedly connected with a first mounting block, the inner surface of the first mounting block is provided with a first sliding groove, the inner surface of the first sliding groove is slidably connected with a sliding rod, the side surface of the sliding rod is fixedly connected with a limiting block, and the limiting block is fixedly connected with the upper fixing plate. A spring is fixedly connected to the side surface of the sliding rod, a second mounting block is fixedly connected to the outer surface of the lower fixing plate, the sliding block is pressed to drive the sliding rod to slide, the sliding rod slides to drive the limiting block to slide inwards, the sliding rod is aligned to the first sliding groove, the first mounting block and the second mounting block are attached, the sliding block is loosened, and the second mounting block is fixed. Under the action of the springs, the springs slide towards the two sides, the limiting rods are rotated, the two limiting rods are attached, the effect of installing the heat preservation layer is achieved, and the device further has the effects of being convenient to install and disassemble, not prone to loosening after being used for a long time, improving the working efficiency and facilitating maintenance of the gas pipeline.

Description

Technical Field

[0001] The utility model relates to the technical field of gas pipelines, in particular to a low-temperature antifreeze pipeline for gas. Background Art

[0002] The gas pipe is a special pipeline for transporting combustible gas. It is a metal gas pipe hose that replaces the traditional clip-on rubber hose. It can solve the defects of rubber hoses such as easy falling off, easy aging, easy insect bites, and short service life.

[0003] Traditional gas pipelines are mostly placed outdoors. Most gas pipelines are made of metal. When the temperature is low, there is a risk of deformation and rupture of the pipelines, which poses certain safety hazards. Some pipelines will be installed with insulation devices on the outside, but the existing insulation devices are usually fixed by threaded rods, which are relatively complicated to install and disassemble, and the threaded rods are easy to loosen during installation. After searching, it was found that the technical solution provided by the utility model with application number CN201921557131.4 also has the above-mentioned problems. Utility Model Content

[0004] The utility model aims to solve at least one of the technical problems existing in the prior art and provides a low-temperature antifreeze pipe for gas. By pressing the sliding block, the sliding block drives the sliding rod to slide, and the sliding of the sliding rod drives the limit block to slide inward, aligning the sliding rod with the first sliding groove so that the first mounting block and the second mounting block fit together, releasing the sliding block, and sliding the spring to both sides under the action of the spring, rotating the limit rod so that the two limit rods fit together, thereby achieving the effect of installing the thermal insulation layer, and also having the advantages of convenient installation and disassembly, not loosening after long-term use, improving work efficiency, and facilitating the maintenance of the gas pipeline.

[0005] The utility model also provides a low-temperature antifreeze pipeline for gas, a pipeline body, a side surface of the pipeline body is fixedly connected with a mounting seat, a mounting hole is arranged inside the mounting seat, an upper fixing plate is slidably connected with the side surface of the mounting seat, and a lower fixing plate is slidably connected with the side surface of the mounting seat;

[0006] The inner surface of the upper fixed plate is fixedly connected to a first insulation layer, the outer surface of the upper fixed plate is fixedly connected to a first mounting block, the inner surface of the first mounting block is provided with a first slide groove, the inner surface of the first slide groove is slidably connected to a sliding rod, the side surface of the sliding rod is fixedly connected to a limiting block, the side surface of the sliding rod is fixedly connected to a spring, the outer surface of the lower fixed plate is fixedly connected to a second mounting block, the interior of the second mounting block is provided with a second slide groove, the lower surface of the second mounting block is slidably connected to a sliding block, and the inner surface of the lower fixed plate is fixedly connected to a second insulation layer.

[0007] According to the low-temperature antifreeze pipeline for gas, the outer surface of the pipeline body is slidably connected to the first insulation layer, and the outer surface of the pipeline body is slidably connected to the second insulation layer.

[0008] According to the low-temperature antifreeze pipeline for gas, the outer surface of the sliding rod is slidably connected to the second sliding groove, and the lower surface of the sliding rod is fixedly connected to the sliding block.

[0009] According to the low-temperature antifreeze pipeline for gas, a positioning hole is provided inside the first mounting block, a positioning rod is fixedly connected to the upper surface of the second mounting block, the outer surface of the positioning rod is slidably connected to the positioning hole, and the positioning rod is used to prevent the first mounting block and the second mounting block from sliding back and forth.

[0010] According to the low-temperature antifreeze pipeline for gas, the number of the first mounting blocks is two and they are distributed on the left and right, and the number of the sliding rods is two and they are distributed on the left and right.

[0011] According to the low-temperature antifreeze pipeline for gas, the number of the mounting holes is multiple and they are distributed in a circular row, and the upper surface of the first mounting block is slidably connected to the limit block.

[0012] According to the low-temperature antifreeze pipeline for gas, a limit rod is hinged inside the sliding rod, and the limit rod is used to prevent the limit block from separating from the first mounting block due to spring rebound.

[0013] According to the low-temperature antifreeze pipeline for gas, the first insulation layer and the second insulation layer are both made of polyethylene insulation material.

[0014] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0016] Figure 1 This is the overall structure diagram of a low-temperature antifreeze pipeline for gas in the utility model;

[0017] Figure 2 Figure 1 A magnified view of the structure at A;

[0018] Figure 3 This is a partial structural schematic diagram of a low-temperature antifreeze pipeline for gas according to the utility model;

[0019] Figure 4 The utility model is an exploded view of the overall structure of a low-temperature antifreeze pipeline for gas.

[0020] Legend:

[0021] 1. Pipe body; 2. Mounting seat; 3. Mounting hole; 4. Upper fixing plate; 5. Lower fixing plate; 6. First insulation layer; 7. First mounting block; 8. First slide groove; 9. Sliding rod; 10. Limit block; 11. Spring; 12. Second mounting block; 13. Second slide groove; 14. Sliding block; 15. Second insulation layer; 16. Positioning hole; 17. Positioning rod; 18. Limit rod. DETAILED DESCRIPTION

[0022] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0023] Reference Figure 1-4 The utility model is a low-temperature antifreeze pipeline for gas, which includes a pipeline body 1, a mounting seat 2 is fixedly connected to the side surface of the pipeline body 1, and a mounting hole 3 is arranged inside the mounting seat 2. The number of the mounting holes 3 is multiple and they are distributed in a circular row. The side surface of the mounting seat 2 is slidably connected to an upper fixing plate 4, and the side surface of the mounting seat 2 is slidably connected to a lower fixing plate 5.

[0024] The inner surface of the upper fixed plate 4 is fixedly connected with a first insulation layer 6, the outer surface of the pipeline body 1 is slidably connected to the first insulation layer 6, the outer surface of the upper fixed plate 4 is fixedly connected with a first mounting block 7, the number of the first mounting blocks 7 is two and they are distributed on the left and right, the inner surface of the first mounting block 7 is provided with a first slide groove 8, the inner surface of the first slide groove 8 is slidably connected with a sliding rod 9, the number of the sliding rod 9 is two and they are distributed on the left and right, the side surface of the sliding rod 9 is fixedly connected with a limiting block 10, the upper surface of the first mounting block 7 is slidably connected to the limiting block 10, the side surface of the sliding rod 9 is fixedly connected with a spring 11, the outer surface of the lower fixed plate 5 is fixedly connected with a second mounting block 12, the second mounting block A second slide groove 13 is provided inside 12, the outer surface of the sliding rod 9 is slidably connected to the second slide groove 13, the lower surface of the second mounting block 12 is slidably connected to the sliding block 14, the lower surface of the sliding rod 9 is fixedly connected to the sliding block 14, the inner surface of the lower fixed plate 5 is fixedly connected to the second thermal insulation layer 15, the outer surface of the pipeline body 1 is slidably connected to the second thermal insulation layer 15, a positioning hole 16 is provided inside the first mounting block 7, a positioning rod 17 is fixedly connected to the upper surface of the second mounting block 12, the outer surface of the positioning rod 17 is slidably connected to the positioning hole 16, the sliding rod 9 is internally hinged with a limiting rod 18, and the first thermal insulation layer 6 and the second thermal insulation layer 15 are both made of polyethylene thermal insulation material.

[0025] Working principle: when installation is required, press the sliding block 14, the sliding block 14 drives the sliding rod 9 to slide inward, the sliding rod 9 slides and drives the limit block 10 to slide, align the positioning rod 17 with the positioning hole 16, fit the first mounting block 7 and the second mounting block 12, release the sliding block 14, rotate the limit rod 18, make the two limit rods 18 fit together, and then the installation of the insulation layer is completed.

[0026] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A low-temperature antifreeze pipeline for gas, characterized in that: The invention comprises a pipe body (1), a mounting seat (2) being fixedly connected to the side surface of the pipe body (1), a mounting hole (3) being arranged inside the mounting seat (2), an upper fixing plate (4) being slidably connected to the side surface of the mounting seat (2), and a lower fixing plate (5) being slidably connected to the side surface of the mounting seat (2); The inner surface of the upper fixed plate (4) is fixedly connected with a first thermal insulation layer (6), the outer surface of the upper fixed plate (4) is fixedly connected with a first mounting block (7), the inner surface of the first mounting block (7) is provided with a first slide groove (8), the inner surface of the first slide groove (8) is slidably connected with a sliding rod (9), the side surface of the sliding rod (9) is fixedly connected with a limiting block (10), the side surface of the sliding rod (9) is fixedly connected with a spring (11), the outer surface of the lower fixed plate (5) is fixedly connected with a second mounting block (12), the interior of the second mounting block (12) is provided with a second slide groove (13), the lower surface of the second mounting block (12) is slidably connected with a sliding block (14), and the inner surface of the lower fixed plate (5) is fixedly connected with a second thermal insulation layer (15).

2. A low-temperature antifreeze pipeline for gas according to claim 1, characterized in that: The outer surface of the pipe body (1) is slidably connected to the first thermal insulation layer (6), and the outer surface of the pipe body (1) is slidably connected to the second thermal insulation layer (15).

3. The low-temperature antifreeze pipeline for gas according to claim 1, characterized in that: The outer surface of the sliding rod (9) is slidably connected to the second sliding groove (13), and the lower surface of the sliding rod (9) is fixedly connected to the sliding block (14).

4. The low-temperature antifreeze pipeline for gas according to claim 1, characterized in that: A positioning hole (16) is provided inside the first mounting block (7), a positioning rod (17) is fixedly connected to the upper surface of the second mounting block (12), and an outer surface of the positioning rod (17) is slidably connected to the positioning hole (16).

5. The low-temperature antifreeze pipeline for gas according to claim 1, characterized in that: The number of the first mounting blocks (7) is two and they are distributed on the left and right, and the number of the sliding rods (9) is two and they are distributed on the left and right.

6. The low-temperature antifreeze pipeline for gas according to claim 1, characterized in that: The number of the mounting holes (3) is multiple and they are distributed in a circular array, and the upper surface of the first mounting block (7) is slidably connected to the limiting block (10).

7. The low-temperature antifreeze pipeline for gas according to claim 1, characterized in that: A limiting rod (18) is hinged inside the sliding rod (9).

8. The low-temperature antifreeze pipeline for gas according to claim 1, characterized in that: The first thermal insulation layer (6) and the second thermal insulation layer (15) are both made of polyethylene thermal insulation material.

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