CN216693531U

CN216693531U - High-temperature premixing burner

Info

Publication number: CN216693531U
Application number: CN202220014905.4U
Authority: CN
Inventors: 李春萍; 王孝忠; 许宋; 许杰; 李乡韵
Original assignee: Hefei Compass Industrial Equipment Co ltd
Current assignee: Hefei Compass Industrial Equipment Co ltd
Priority date: 2022-01-06
Filing date: 2022-01-06
Publication date: 2022-06-07
Anticipated expiration: 2032-01-06

Abstract

The utility model discloses a high-temperature premixing burner, which comprises: the burner block is internally provided with a flame channel; the connecting piece is arranged on the left side of the burner block, and the interior of the connecting piece is of a hollow structure; the welding flange is arranged on the left side of the connecting piece; the burner core is fixedly connected to the right end of the mounting pipe, a first high-temperature gasket is tightly attached to the left side of the burner block, and the left side of the first high-temperature gasket is tightly attached to the right side surface of the connecting piece; the connecting piece and the burner block are fixedly connected through a first bolt, and a second high-temperature gasket is arranged on the inner side of the connecting piece and the inner side of the welding flange. This high temperature mixes nozzle in advance, the gas that mixes in advance is provided with water conservancy diversion spare before getting into combustion channel, makes the jet spray even, and flame is even, stability is stronger, is difficult to cause the damage to the burner block when installing moreover, and the installation of being convenient for is fixed.

Description

High-temperature premixing burner

Technical Field

The utility model relates to the technical field of burners, in particular to a high-temperature premixing burner.

Background

The burner is one of the key devices of the combustion device, and is widely applied to the industrial fields needing active conversion and combustion, such as: boilers, kilns, waste incinerators, gas turbines, and the like. The burner with good performance can reasonably organize the mixing of fuel and oxidant, realize safe and stable combustion, and ensure sufficient combustion efficiency and pollutant discharge standard.

The high-temperature premixing burner commonly used at present has the following defects that a flow guide part is not arranged before premixed gas enters a combustion channel, so that a jet orifice is not uniform in injection, flame is not uniform, stability is poor, damage is easily caused to a burner block during installation, and the burner block is inconvenient to install and fix.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-temperature premixing burner, which aims to solve the problems that the prior common high-temperature premixing burner provided by the background art is not provided with a flow guide part before premixed gas enters a combustion channel, so that the jet orifice is not uniformly sprayed, the flame is not uniform, the stability is poor, and a burner block is easily damaged during installation and is inconvenient to install and fix.

In order to achieve the purpose, the utility model provides the following technical scheme: a high temperature premix burner comprising:

the burner block is internally provided with a flame channel;

the connecting piece is arranged on the left side of the burner block, and the interior of the connecting piece is of a hollow structure;

the welding flange is arranged on the left side of the connecting piece;

the burner core is fixedly connected to the right end of the mounting pipe.

Preferably, the left side of the burner block is tightly attached with a first high-temperature gasket, and the left side of the first high-temperature gasket is tightly attached to the right side surface of the connecting piece;

and the connecting piece and the burner block are fixedly connected through a first bolt.

Preferably, the inner sides of the connecting piece and the welding flange are provided with second high-temperature gaskets, and the connecting piece and the welding flange are fixedly connected through second bolts.

Preferably, the inner side of the left end of the connecting piece is connected with a fixing piece in a clamping manner, and the left side of the fixing piece is tightly attached to the right side surface of the welding flange;

wherein, the inside of mounting is the equidistance and has seted up poroid structure.

Preferably, the mounting pipe with the cross section in a cross-shaped structure penetrates through the inside of the fixing piece, and the outer side of the left end of the mounting pipe is provided with an external thread;

wherein, the left side of mounting is provided with threaded connection in the connecting block of installation pipe outside.

Compared with the prior art, the utility model has the beneficial effects that: according to the high-temperature premixing burner, the flow guide piece is arranged before premixed gas enters the combustion channel, so that the jet orifice can spray uniformly, flame is uniform, stability is high, the burner block is not easily damaged during installation, and installation and fixation are facilitated;

premixed gas passes through the pipeline and carries the gaseous entry of arrival nozzle, through the connecting piece water conservancy diversion before getting into the burning passageway, makes the reposition of redundant personnel of nozzle core intercept, forms even annular jet, and welded connection flange passes through the fine nozzle brick that bears of connecting piece, greatly reduces the damage to the nozzle brick in the installation, and the installation pipe is fixed in on the mounting through the connecting block, makes the nozzle core fix, makes this high temperature premix nozzle be convenient for the installation fixed.

Drawings

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is a sectional side view of the first high temperature gasket and the burner core of the present invention;

fig. 3 is a sectional side view of the fixing member and the mounting tube according to the present invention.

In the figure: 1. a burner block; 2. a first high temperature gasket; 3. a first bolt; 4. a connecting member; 5. a second high temperature gasket; 6. a second bolt; 7. welding a flange; 8. a fixing member; 9. installing a pipe; 10. connecting blocks; 11. a burner core.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a high temperature premix burner comprising:

the burner block 1 is characterized in that a flame channel is formed inside the burner block 1;

the connecting piece 4 is arranged on the left side of the burner block 1, and the interior of the connecting piece 4 is of a hollow structure;

the welding flange 7 is arranged on the left side of the connecting piece 4;

and the burner core 11 is fixedly connected to the right end of the mounting pipe 9.

The left side of burner block 1 closely laminates and has first high temperature gasket 2, through setting up first high temperature gasket 2, makes burner block 1 closely laminate through the fixed back of first bolt 3 with connecting piece 4.

And a second high-temperature gasket 5 is arranged on the inner sides of the connecting piece 4 and the welding flange 7, so that the connecting piece 4 and the welding flange 7 are tightly attached when fixed through a second bolt 6.

When the high-temperature premixing burner is used, as shown in fig. 1, 2 and 3, a hole-shaped structure is arranged inside the fixing piece 8, premixed gas is conveyed to the inside of the connecting piece 4 through the fixing piece 8, the gas is guided by the connecting piece 4, and the gas flows through the burner core 11 for flow division and interception to form a uniform annular jet orifice, when in combustion, the flame forms a flame shape according to the gas jet shape, the welding flange 7 well bears the burner block 1 through the connecting piece 4, greatly reduce the damage to burner block 1 in the installation, the connected mode between installation pipe 9 and the connecting block 10 is threaded connection, and connecting block 10 threaded connection is in the outside of installation pipe 9, makes installation pipe 9 be fixed in the inside of mounting 8 through connecting block 10, makes burner core 11 fix, makes this high temperature mix the burner in advance be convenient for the installation fixed, and this is exactly this high temperature mixes the whole course of work of burner in advance.

Those not described in detail in this specification are well within the skill of the art. The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. A high temperature premix burner, comprising:

the burner block (1), the inside of the burner block (1) is provided with a flame channel;

the connecting piece (4) is installed on the left side of the burner block (1), and the inside of the connecting piece (4) is of a hollow structure;

the welding flange (7), the welding flange (7) is installed on the left side of the connecting piece (4);

the burner core (11), the burner core (11) is fixedly connected to the right end of the mounting pipe (9).

2. A high temperature premix burner as in claim 1, wherein: a first high-temperature gasket (2) is tightly attached to the left side of the burner block (1), and the left side of the first high-temperature gasket (2) is tightly attached to the right side surface of the connecting piece (4);

the connecting piece (4) is fixedly connected with the burner block (1) through a first bolt (3).

3. A high temperature premix burner as in claim 1, wherein: and a second high-temperature gasket (5) is arranged on the inner sides of the connecting piece (4) and the welding flange (7), and the connecting piece (4) and the welding flange (7) are fixedly connected through a second bolt (6).

4. A high temperature premix burner as in claim 1, wherein: the inner side of the left end of the connecting piece (4) is connected with a fixing piece (8) in a clamping manner, and the left side of the fixing piece (8) is tightly attached to the right side surface of the welding flange (7);

wherein, the inside of the fixing piece (8) is provided with hole-shaped structures at equal angles.

5. A high temperature premix burner as in claim 4, wherein: an installation pipe (9) with a cross-section in a cross-shaped structure is installed inside the fixing piece (8) in a penetrating mode, and external threads are formed in the outer side of the left end of the installation pipe (9);

wherein, the left side of the fixing piece (8) is provided with a connecting block (10) which is in threaded connection with the outer side of the mounting pipe (9).