Electric melting pipe fitting for fuel gas

Abstract

The utility model discloses an electric melting pipe fitting for fuel gas, which relates to the field of electric melting pipe fittings and comprises a pipe fitting body, a first clamping block is mounted on the outer wall of the pipe fitting body, a second clamping block is mounted on the outer wall of the pipe fitting body, and sliding blocks are mounted on the outer walls of the first clamping block and the second clamping block. A bolt is installed on the inner wall of the first clamping block, a nut is installed on the outer wall of the bolt, a sealing cover is installed on the inner wall of the pipe fitting body, a cleaning brush cylinder is installed on the outer wall of the sealing cover, a spring is installed on the inner wall of the sealing cover, and a pressing plate is installed on the top of the spring. Through the arrangement of the pipe fitting body, the first clamping block, the second clamping block, the sliding block, the bolt and the nut, a traditional device needs to hold a pipeline manually, and inconvenience is caused, the pipeline can be fixed through the first clamping block and the second clamping block, and the stability of pipeline connection is improved.

Description

Technical Field

[0001] The utility model relates to the field of electric fusion pipe fittings, in particular to an electric fusion pipe fitting for gas. Background Art

[0002] In urban gas distribution systems, gas from gas pressure regulating stations needs to be transported to various areas through a complex pipeline network. Electric fusion pipe fittings are used to connect these medium- and low-pressure gas pipelines to ensure that gas can be safely and stably distributed to various communities, commercial areas, and industrial users. Its electric fusion welding method can effectively prevent gas leaks because the welding process tightly fuses the pipes and fittings to form a continuous, sealed pipeline system. Therefore, electric fusion pipe fittings for gas are needed.

[0003] The existing electric fusion pipe fittings have low stability during operation, external dust can easily enter the interior of the electric fusion pipe fittings, causing damage to the interior of the electric fusion pipe fittings, and low sealing performance. Therefore, there is an urgent need for an electric fusion pipe fitting for gas. Utility Model Content

[0004] Based on this, the purpose of the present invention is to provide an electric fusion pipe fitting for gas to solve the problems of low stability during connection of existing devices during use, easy entry of external dust into the interior of the electric fusion pipe fitting, causing damage to the interior of the electric fusion pipe fitting, and low sealing.

[0005] To achieve the above-mentioned object, the present invention provides the following technical solution: a gas electric fusion pipe fitting, comprising a pipe fitting body, a first clamping block mounted on the outer wall of the pipe fitting body, a second clamping block mounted on the outer wall of the pipe fitting body, sliders mounted on the outer walls of the first clamping block and the second clamping block, a bolt mounted on the inner wall of the first clamping block, and a nut mounted on the outer wall of the bolt;

[0006] A sealing cover is installed on the inner wall of the pipe body, a cleaning brush is installed on the outer wall of the sealing cover, a spring is installed on the inner wall of the sealing cover, a pressing plate is installed on the top of the spring, a buckle is installed on the top of the pressing plate, and a rotating rod is installed on the inner wall of the sealing cover;

[0007] A first sealing ring is installed on the inner wall of the pipe body, a limit block is installed on the inner wall of the pipe body, a moving block is installed on the inner wall of the pipe body, and a second sealing ring is installed on the inner wall of the moving block.

[0008] Preferably, the second clamping block forms a sliding structure with the pipe body through a slider, and the slider is movably connected to the pipe body.

[0009] Preferably, the first clamping block and the second clamping block are arranged in an arch shape, and the second clamping block is threadedly connected to the bolt.

[0010] Preferably, the buckle forms a telescopic structure with the cover through a spring, and the buckle is welded to the pressing plate.

[0011] Preferably, the cleaning brush cylinder rotating rod and the sealing cover form a rotating structure, and the sealing cover and the cleaning brush cylinder are welded.

[0012] Preferably, the first sealing ring is symmetrically arranged with respect to the central axis of the pipe body, and the inner wall of the pipe body is grooved.

[0013] Preferably, the second sealing ring forms a sliding structure with the pipe body through a moving block, and the second sealing ring is movably connected to the moving block.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] 1. The utility model is provided with a pipe body, a first clamping block, a second clamping block, a slider, a bolt and a nut. Traditional devices require manual hand-holding of the pipe, which is very inconvenient. The utility model can fix the pipe through the first clamping block and the second clamping block, thereby improving the stability of the pipe connection;

[0016] 2. The utility model is provided with a sealing cover, a cleaning brush, a spring, a pressing plate, a buckle and a rotating rod. The buckle is used to make the sealing cover protect the opening of the pipe body. When in use, the rotating rod can be rotated to use the cleaning brush to clean the inner wall of the pipe body, thereby preventing external dust from entering the interior of the pipe body and causing damage, and facilitating the cleaning of the interior of the pipe body.

[0017] 3. The utility model provides a first sealing ring, a limit block, a movable block and a second sealing ring, which can improve the sealing performance of the interface and the docking point of the pipe body, thereby greatly improving the quality of the pipe network connection. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a vertical appearance diagram of the utility model;

[0019] Figure 2 This is a structural diagram of the installation method of the second clamping block of the utility model;

[0020] Figure 3 This is a structural diagram of the upper cover assembly of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the internal components of the pipe body of the utility model.

[0022] In the figure: 1. Pipe fitting body; 2. First clamping block; 3. Second clamping block; 4. Slider; 5. Bolt; 6. Nut; 7. Sealing cover; 8. Cleaning brush cylinder; 9. Spring; 10. Pressing plate; 11. Buckle; 12. Rotating rod; 13. First sealing ring; 14. Limiting block; 15. Moving block; 16. Second sealing ring. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0024] The following describes an embodiment of the present invention based on its overall structure.

[0025] See also Figure 1-4 A gas electric fusion pipe fitting comprises a pipe body 1, a first clamping block 2 is installed on the outer wall of the pipe body 1, a second clamping block 3 is installed on the outer wall of the pipe body 1, a slider 4 is installed on the outer walls of the first clamping block 2 and the second clamping block 3, a bolt 5 is installed on the inner wall of the first clamping block 2, a nut 6 is installed on the outer wall of the bolt 5, the second clamping block 3 forms a sliding structure with the pipe body 1 through the slider 4, and the slider 4 is movably connected to the pipe body 1, the first clamping block 2 and the second clamping block 3 are arranged in an arch shape, and the second clamping block 3 is threadedly connected to the bolt 5. When the device is used, the pipeline is fixed by rotating the bolt 5 and the first clamping block 2 and the second clamping block 3 close to each other, thereby preventing the pipeline from being deflected due to instability during connection and improving the stability of the pipeline connection.

[0026] See also Figure 1-4 , a gas electric fusion pipe fitting, the inner wall of the pipe body 1 is installed with a first sealing ring 13, the inner wall of the pipe body 1 is installed with a limiting block 14, the inner wall of the pipe body 1 is installed with a moving block 15, the inner wall of the moving block 15 is installed with a second sealing ring 16, the cleaning brush cylinder 8 rotating rod 12 and the sealing cover 7 form a rotating structure, and the sealing cover 7 is welded to the cleaning brush cylinder 8, the first sealing ring 13 is symmetrically arranged with the central axis of the pipe body 1, and the inner wall of the pipe body 1 is grooved. When using the device, by pressing the pressing plate 10, the spring 9 is pressed down, and the buckle 11 is retracted, the sealing cover 7 can be installed and removed. The sealing cover 7 can prevent external dust from entering the interior of the pipe body 1 and causing damage. Then rotate the rotating rod 12 and use the cleaning brush cylinder 8 to scrape off the dust and debris attached to the inner wall of the pipe body 1, so as to facilitate cleaning the inside of the pipe body 1.

[0027] See also Figure 1-4A gas-fired electric fusion pipe fitting, a first sealing ring 13 is installed on the inner wall of the pipe body 1, a limiting block 14 is installed on the inner wall of the pipe body 1, a moving block 15 is installed on the inner wall of the pipe body 1, and a second sealing ring 16 is installed on the inner wall of the moving block 15. The first sealing ring 13 is symmetrically arranged with the central axis of the pipe body 1, and the inner wall of the pipe body 1 is grooved. The second sealing ring 16 forms a sliding structure with the pipe body 1 through the moving block 15, and the second sealing ring 16 is movably connected to the moving block 15. When the device is used, the first sealing ring 13 can be used to improve the interface of the pipe body 1, and then the second sealing ring 16 is moved to the limiting block 14 through the extrusion of the pipeline, which can enhance the sealing of the joint and greatly improve the quality of the pipe network connection.

[0028] Working principle: When in use, first move the device to the appropriate position, and then rotate the rotating rods 12 on both sides to make the cleaning brush 8 scrape and clean the dust attached to the inner wall of the pipe body 1, then press the pressing plates 10 around, and use the spring 9 to retract and unlock the buckle 11, and then you can take out the cover 7, and then put the prepared pipe into the pipe body 1, and at the same time, the first sealing ring 13 seals the interface of the pipe body 1 through the extrusion of the pipe, and then push the second sealing ring 16 on the moving block 15 to move to the side wall of the limit block 14, and seal the pipe interface through the extrusion of the pipe, and then move the first clamping block 2 and the second clamping block 3 to clamp the pipe in the middle of the pipe body 1, and then rotate the bolt 5 and the nut 6 to fix the first clamping block 2 and the second clamping block 3, and then start connecting, thus completing the use process of the device. The content not described in detail in this manual belongs to the existing technology known to professional and technical personnel in this field.

[0029] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A gas-fired electric fusion pipe fitting, comprising a pipe fitting body (1), characterized in that: A first clamping block (2) is installed on the outer wall of the pipe body (1), a second clamping block (3) is installed on the outer wall of the pipe body (1), a slider (4) is installed on the outer walls of the first clamping block (2) and the second clamping block (3), a bolt (5) is installed on the inner wall of the first clamping block (2), and a nut (6) is installed on the outer wall of the bolt (5); The inner wall of the pipe body (1) is mounted with a cover (7), the outer wall of the cover (7) is mounted with a cleaning brush cylinder (8), the inner wall of the cover (7) is mounted with a spring (9), the top of the spring (9) is mounted with a pressing plate (10), the top of the pressing plate (10) is mounted with a buckle (11), and the inner wall of the cover (7) is mounted with a rotating rod (12); A first sealing ring (13) is installed on the inner wall of the pipe body (1), a limiting block (14) is installed on the inner wall of the pipe body (1), a moving block (15) is installed on the inner wall of the pipe body (1), and a second sealing ring (16) is installed on the inner wall of the moving block (15).

2. The electric fusion pipe fitting for gas according to claim 1, characterized in that: The second clamping block (3) forms a sliding structure with the pipe body (1) via a slider (4), and the slider (4) is movably connected to the pipe body (1).

3. The electric fusion pipe fitting for gas according to claim 1, characterized in that: The first clamping block (2) and the second clamping block (3) are arranged in an arched shape, and the second clamping block (3) is threadedly connected to the bolt (5).

4. The electric fusion pipe fitting for gas according to claim 1, characterized in that: The buckle (11) forms a telescopic structure with the spring (9) and the cover (7), and the buckle (11) is welded to the pressing plate (10).

5. The electric fusion pipe fitting for gas according to claim 1, characterized in that: The cleaning brush cylinder (8) rotating rod (12) and the sealing cover (7) form a rotating structure, and the sealing cover (7) and the cleaning brush cylinder (8) are welded.

6. The electric fusion pipe fitting for gas according to claim 1, characterized in that: The first sealing ring (13) is symmetrically arranged with respect to the central axis of the pipe body (1), and the inner wall of the pipe body (1) is grooved.

7. The electric fusion pipe fitting for gas according to claim 1, characterized in that: The second sealing ring (16) forms a sliding structure with the pipe body (1) through the moving block (15), and the second sealing ring (16) is movably connected to the moving block (15).

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