CN219640308U

CN219640308U - Multi-layer tempering-proof ignition air source pipe

Info

Publication number: CN219640308U
Application number: CN202321058879.6U
Authority: CN
Inventors: 刘鹏; 尚昱锦
Original assignee: Yantai Huafeng Mechanical And Electrical Equipment Engineering Co ltd
Current assignee: Yantai Huafeng Mechanical And Electrical Equipment Engineering Co ltd
Priority date: 2023-05-06
Filing date: 2023-05-06
Publication date: 2023-09-05
Anticipated expiration: 2033-05-06

Abstract

The utility model discloses a multi-layer tempering-proof ignition air source pipe, which comprises: the inner pipe body is fixedly provided with a first check valve, the outer surface of the inner pipe body is fixedly connected with an outer pipe body, the inner pipe body comprises a carbon steel pipe body and a galvanized layer, the inner surface of the inner pipe body is fixedly connected with an air ventilation piece, and a gas cavity is arranged above the air ventilation piece; the carbon steel ring is fixedly connected to the upper end of the outer pipe body, and the lower end of the outer pipe body is fixedly connected with a sealing washer; the connecting pipe, its left end of connecting at interior body, the inside fixedly connected with second check valve of connecting pipe, and the below of second check valve is provided with the ooff valve of same fixed connection in the connecting pipe inside. The multi-layer tempering-prevention type ignition air source pipe is arranged in multiple layers, so that the use strength is improved, the multi-layer tempering-prevention type ignition air source pipe has a good tempering-prevention structure, and the problem that the traditional ignition air source pipe is difficult to perform tempering prevention protection on the pipe is solved.

Description

Multi-layer tempering-proof ignition air source pipe

Technical Field

The utility model relates to the technical field of air source pipes, in particular to a multi-level tempering-prevention ignition air source pipe.

Background

The ignition source is an energy source with certain energy and capable of causing the combustible to burn, the gas source pipe is a gas source pipeline, the ignition gas source pipe is generally pointed to a gas conveying pipeline on the fire pipeline, and the ignition gas source pipe is generally arranged below a gas outlet of the gas stove.

However, most ignition gas source pipes in the market still have certain disadvantages when in use, such as: most of the existing ignition gas source pipes are arranged in a single layer, the use strength is general, gas leakage is caused by easy breakage, and most of the ignition gas source pipes do not have a good tempering prevention structure, so that tempering prevention protection is difficult to be carried out on the pipelines, and certain use defects exist.

Disclosure of Invention

The utility model aims to provide a multi-layer tempering-resistant ignition gas source pipe, which solves the problems that the existing ignition gas source pipe provided in the background art is mostly arranged in a single layer, has common use strength, is easy to damage and causes gas leakage, is mostly not provided with a better tempering-resistant structure, and is difficult to perform tempering protection on a pipeline.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a multi-level anti-flashback ignition gas source tube, comprising:

the inner pipe body is fixedly provided with a first check valve, the outer surface of the inner pipe body is fixedly connected with an outer pipe body, the inner pipe body comprises a carbon steel pipe body and a galvanized layer, the inner surface of the inner pipe body is fixedly connected with an air ventilation piece, the upper part of the air ventilation piece is provided with a gas cavity, and the lower part of the air ventilation piece is provided with an anti-backfire inner cavity;

the carbon steel ring is fixedly connected to the upper end of the outer pipe body, and the lower end of the outer pipe body is fixedly connected with a sealing washer;

the connecting pipe, its left end of connecting at interior body, the inside fixedly connected with second check valve of connecting pipe, and the below of second check valve is provided with the ooff valve of same fixed connection in the connecting pipe inside.

As a preferable technical scheme of the utility model, the outer surface of the carbon steel pipe body is fixedly connected with a galvanized layer.

As a preferable technical scheme of the utility model, a threaded connection section is fixedly connected to the lower side of the outer surface of the galvanized layer, and the threaded connection section is arranged below the sealing gasket.

As a preferable technical scheme of the utility model, the ventilation piece is arranged above the first check valve, and a conical hole-shaped structure is formed on the inner side of the ventilation piece.

As a preferable technical scheme of the utility model, the upper end of the carbon steel ring is higher than the upper end of the inner pipe body, and the diameter of the carbon steel ring is larger than that of the outer pipe body.

As a preferable technical scheme of the utility model, the connecting pipe is fixedly connected to the left end face of the inner pipe body and is positioned between the ventilation piece and the first check valve.

Compared with the prior art, the utility model has the beneficial effects that: the multi-layer tempering-proof ignition air source pipe is arranged in a multi-layer manner, so that the use strength is improved, a better tempering-proof structure is provided, and the problem that the existing ignition air source pipe is difficult to perform tempering-proof protection on the pipe is solved;

1. the carbon steel pipe body, the galvanized layer and the threaded connecting section are arranged in a multi-layer manner, so that the strength of the pipe body of the multi-layer tempering-resistant ignition gas source pipe is improved, the deformation or damage and gas leakage of the pipe body are avoided, and the use safety is improved;

2. the cooker is provided with a carbon steel ring, an inner pipe body and an outer pipe body, wherein the upper end of the carbon steel ring is higher than the upper end of the inner pipe body, the diameter of the carbon steel ring is larger than that of the outer pipe body, the carbon steel ring is connected inside a hearth burner, the upper end of the inner pipe body is protected through the carbon steel ring, the cooker body is prevented from being impacted against the upper end of the inner pipe body, and the cooker is better in practicability;

3. be equipped with ventilation piece, connecting pipe and second check valve, through opening the ooff valve, because connecting pipe fixed connection is at the left end face of inner tube body and be located between ventilation piece and the first check valve, when putting out a fire the outage, reduce the air current area of admitting air through ventilation piece, gas in the gas chamber is difficult for getting into the anti-backfire inner chamber, simultaneously, if the internal atmospheric pressure of inner tube reduces, then external gas accessible connecting pipe flows into in the inner tube, and flow into the gas chamber through the anti-backfire inner chamber, through making the internal atmospheric pressure of anti-backfire be greater than the gas chamber, thereby reach the effect of anti-backfire, the problem that current ignition gas source pipe is difficult to carry out the anti-backfire protection to the pipeline has been solved.

Drawings

FIG. 1 is a schematic diagram of a front cross-sectional structure of the present utility model;

FIG. 2 is a schematic view of the overall structure of the connection between the inner pipe body and the sealing gasket of the present utility model;

FIG. 3 is a schematic top view of the connection of the inner pipe and the connecting pipe according to the present utility model;

fig. 4 is a schematic view of the overall structure of the ventilation member in the present utility model.

In the figure: 1. an inner tube body; 101. a carbon steel pipe body; 102. a zinc plating layer; 2. a threaded connection section; 3. an outer tube body; 4. a first check valve; 5. a vent; 6. a gas cavity; 7. an anti-flashback inner chamber; 8. a carbon steel ring; 9. a connecting pipe; 10. a second check valve; 11. a switch valve; 12. and a sealing gasket.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: a multi-level anti-flashback ignition gas source tube, comprising: the inner pipe body 1, the inside of the inner pipe body 1 is fixedly provided with a first check valve 4, the outer surface of the inner pipe body 1 is fixedly connected with an outer pipe body 3, the upper end of the outer pipe body 3 is fixedly connected with a carbon steel ring 8, the lower end of the outer pipe body 3 is fixedly connected with a sealing gasket 12, as shown in fig. 1, the upper end of the carbon steel ring 8 is higher than the upper end of the inner pipe body 1, the diameter of the carbon steel ring 8 is larger than that of the outer pipe body 3, the carbon steel ring 8 is connected inside a hearth burner, the upper end of the inner pipe body 1 is protected through the carbon steel ring 8, the pot body is prevented from striking the upper end of the inner pipe body 1, the inner pipe body 1 comprises a carbon steel pipe body 101 and a galvanized layer 102, and particularly as shown in fig. 1 and 2, the outer surface of the carbon steel pipe body 101 is fixedly connected with a galvanized layer 102, the lower side of the outer surface of the galvanized layer 102 is fixedly connected with a threaded connection section 2, and the threaded connection section 2 is arranged below the sealing gasket 12, the ignition stage is increased by the carbon steel pipe body 101, the galvanized layer 102 and the outer pipe body 3 are arranged in multiple layers, the deformation resistance of the ignition stage is avoided, and the gas source is prevented from being damaged;

specifically, as shown in fig. 1 and fig. 4, the inner surface of the inner tube body 1 is fixedly connected with the ventilation member 5, the gas cavity 6 is arranged above the ventilation member 5, and the tempering preventing cavity 7 is arranged below the ventilation member 5, and as shown in fig. 1 and fig. 3, the left end of the inner tube body 1 is connected with the connecting tube 9, the inside of the connecting tube 9 is fixedly connected with the second check valve 10, and the lower part of the second check valve 10 is provided with the switch valve 11 which is also fixedly connected inside the connecting tube 9, and as the ventilation member 5 is arranged above the first check valve 4, and the connecting tube 9 is fixedly connected to the left end face of the inner tube body 1 and is positioned between the ventilation member 5 and the first check valve 4, the switch valve 11 is opened, when fire is extinguished, as the ventilation member 5 reduces the area of the gas flow, the gas in the gas cavity 6 is not easy to enter the tempering preventing cavity 7, and at the same time, if the air pressure in the inner tube body 1 is reduced, the external air can flow into the inner tube body 1 through the connecting tube 9, and flow to the gas cavity 6 through the tempering preventing cavity 7, and the air pressure in the tempering preventing cavity 7 is larger than the gas cavity 6, thereby achieving the tempering preventing effect by the multi-layer tempering type of the air source.

Standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional modes in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that details are not described in detail in the specification, and the utility model belongs to the prior art known to the person skilled in the art.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. A multi-layer tempering prevention ignition air source pipe is characterized in that: comprising the following steps:

the inner pipe body (1), the inside fixed mounting of inner pipe body (1) has first check valve (4), and the surface fixed connection of inner pipe body (1) has outer body (3), inner pipe body (1) include carbon steel pipe body (101) and galvanized layer (102), the internal surface fixed connection of inner pipe body (1) has ventilation piece (5), and the top of ventilation piece (5) is provided with gas chamber (6), and the below of ventilation piece (5) is provided with tempering prevention inner chamber (7);

the carbon steel ring (8) is fixedly connected to the upper end of the outer pipe body (3), and the lower end of the outer pipe body (3) is fixedly connected with the sealing gasket (12);

the connecting pipe (9) is connected to the left end of the inner pipe body (1), a second check valve (10) is fixedly connected to the inside of the connecting pipe (9), and a switch valve (11) which is fixedly connected to the inside of the connecting pipe (9) is arranged below the second check valve (10).

2. A multi-level anti-flashback ignition gas source tube as defined in claim 1, wherein: the outer surface of the carbon steel pipe body (101) is fixedly connected with a galvanized layer (102).

3. A multi-level anti-flashback ignition gas source tube as set forth in claim 2, wherein: the lower side of the outer surface of the galvanized layer (102) is fixedly connected with a threaded connection section (2), and the threaded connection section (2) is arranged below the sealing gasket (12).

4. A multi-level anti-flashback ignition gas source tube as defined in claim 1, wherein: the ventilation piece (5) is arranged above the first check valve (4), and a conical hole-shaped structure is formed in the inner side of the ventilation piece (5).

5. A multi-level anti-flashback ignition gas source tube as defined in claim 1, wherein: the upper end of the carbon steel ring (8) is higher than the upper end of the inner pipe body (1), and the diameter of the carbon steel ring (8) is larger than that of the outer pipe body (3).

6. A multi-level anti-flashback ignition gas source tube as defined in claim 1, wherein: the connecting pipe (9) is fixedly connected to the left end face of the inner pipe body (1) and is positioned between the ventilation piece (5) and the first check valve (4).