CN221076470U

CN221076470U - Pure oxygen burner

Info

Publication number: CN221076470U
Application number: CN202322760275.2U
Authority: CN
Inventors: 张宏伟; 张希成; 苑广利
Original assignee: Inner Mongolia Xingan Yinqian Smelting Co ltd
Current assignee: Inner Mongolia Xingan Yinqian Smelting Co ltd
Priority date: 2023-10-13
Filing date: 2023-10-13
Publication date: 2024-06-04
Anticipated expiration: 2033-10-13

Abstract

The utility model relates to the technical field of combustors, in particular to a pure oxygen combustor which comprises an air pipe, a gas pipe, a first pure oxygen pipe and a second pure oxygen pipe, wherein the left end of the air pipe is closed, the gas pipe is arranged in the air pipe and penetrates through the left end of the air pipe, the right end of the gas pipe is positioned in the air pipe, an air inlet is convexly arranged on the side wall of the air pipe, a gas inlet is convexly arranged on the side wall of the gas pipe outside the air pipe, the first pure oxygen pipe is arranged in the air pipe and penetrates through the left end of the air pipe, the second pure oxygen pipe is rotatably arranged in the left end of the gas pipe through a sealing bearing and is coaxial with the gas pipe, and the right end of the second pure oxygen pipe is bent and formed with a deflection section.

Description

Pure oxygen burner

Technical Field

The utility model relates to the technical field of combustors, in particular to a pure oxygen combustor.

Background

The existing burner is fixed on the furnace body and does not have the function of adjusting the flaming angle. To solve this problem, patent document CN212924781U discloses an adjustable pure oxygen burner, which has defects in that a plurality of second air inlet channels are arranged in the circumferential direction of a first air inlet channel, the second air inlet channels incline to the first air inlet channel, oxygen is input from different second air inlet channels, the injection angles of flames are different, the function of adjusting the injection angle of flames is realized, although the injection angle of flames can be changed, the flames can only be obliquely injected, and can not be injected along the direction of the first air inlet channel, and the arrangement of a plurality of second air inlet channels can cause high material cost of the burner, so improvement is needed.

Disclosure of utility model

In order to solve the problems mentioned in the background art, an object of the present utility model is to provide a pure oxygen burner.

In order to achieve the above object, the technical scheme of the present utility model is as follows:

The utility model provides a pure oxygen combustor, includes air pipe, gas pipe, first pure oxygen pipe and second pure oxygen pipe, the left end of air pipe is sealed, the coaxial setting of gas pipe is in the air pipe and runs through the left end of air pipe, the outer wall of gas pipe and the left end sealing connection of air pipe, the right-hand member of gas pipe is located the air pipe, the protrusion is equipped with the air inlet on the lateral wall of air pipe, in the outside lateral wall of gas pipe of air pipe is protruding and is equipped with the gas inlet, first pure oxygen pipe sets up in the air pipe and runs through the left end of air pipe, the outer wall of first pure oxygen pipe and the left end sealing connection of air pipe and first pure oxygen pipe are parallel with the gas pipe, the second pure oxygen pipe passes through sealing bearing rotation and installs in the left end of gas pipe and the coaxial with the gas pipe, the right-hand member bending shaping of second pure oxygen pipe has the skew section, the skew section extends beyond the right-hand member of gas pipe.

Further, the inclined section and the axis of the gas pipe are arranged at an included angle of 20 degrees.

Further, the right end of the first pure oxygen pipe is positioned between the right end of the gas pipe and the right end of the air pipe.

The beneficial effects of the utility model are as follows: the combination of air pipe and gas pipe is similar with traditional combustor structure, possess the function of combustor, through set up first pure oxygen pipe in the air pipe, rotate the installation second pure oxygen pipe in the gas pipe, only when letting in pure oxygen in first pure oxygen pipe, flame can be spouted towards the direction of gas pipe, only when letting in pure oxygen in the second pure oxygen pipe, flame then is spouted with the angle of slope in the gas pipe through the skew section, rotate the pure oxygen pipe of second, then can change the injection angle of flame, possess the function of nimble regulation flame injection angle, compare in the pure oxygen combustor among the background art, the manufacturing materials of combustor has also been saved.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Description of the drawings: 1. air pipe, 11, air inlet, 2, gas pipe, 21, gas inlet, 22, flange, 3, first pure oxygen pipe, 4, second pure oxygen pipe, 41, deflection section, 5, sealing bearing.

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 are obtained by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

As shown in figure 1, the pure oxygen burner comprises an air pipe 1, a gas pipe 2, a first pure oxygen pipe 3 and a second pure oxygen pipe 4, wherein the air pipe 1, the gas pipe 2, the first pure oxygen pipe 3 and the second pure oxygen pipe 4 are all made of heat-resistant metal materials, the left end of the air pipe 1 is closed, the gas pipe 2 is coaxially arranged in the air pipe 1 and penetrates through the left end of the air pipe 1, the outer wall of the gas pipe 2 is welded with the left end of the air pipe 1 in a sealing way, the right end of the gas pipe 2 is positioned in the air pipe 1 and is close to the right end of the air pipe 1, an air inlet 11 is convexly arranged on the side wall of the left side of the air pipe 1 and is used for being connected with an air source, the air source can be a blower, a gas inlet 21 is convexly arranged on the side wall of the gas pipe 2 outside the air pipe 1 and is used for being connected with a natural gas source, the first pure oxygen pipe 3 is arranged in the air pipe 1 and penetrates through the left end of the air pipe 1, the outer wall of the first pure oxygen pipe 3 is welded with the left end of the air pipe 1 in a sealing mode, the first pure oxygen pipe 3 is parallel to the gas pipe 2, the right end of the first pure oxygen pipe 3 is located between the right end of the gas pipe 2 and the right end of the air pipe 1, the left end of the gas pipe 2 is convexly provided with a flange 22, the second pure oxygen pipe 4 is rotatably arranged in the flange 22 through a sealing bearing 5, the left end of the second pure oxygen pipe 4 extends out of the gas pipe 2, the second pure oxygen pipe 4 is coaxial with the gas pipe 2, the right end of the second pure oxygen pipe 4 is bent and formed with a deflection section 41 at an angle of 20 degrees, the deflection section 41 extends out of the right end of the gas pipe 2, the left end of the first pure oxygen pipe 3 is connected with a pure oxygen source, and the left end of the second pure oxygen pipe 4 is connected with the pure oxygen source through a rotary joint.

By adopting the scheme, the combination of the air pipe 1 and the gas pipe 2 is similar to the traditional burner in structure, the burner has the function of a burner, the first pure oxygen pipe 3 is arranged in the air pipe 1, the second pure oxygen pipe 4 is rotationally arranged in the gas pipe 2, flame is sprayed out towards the direction of the gas pipe 2 only when pure oxygen is introduced into the first pure oxygen pipe 3, and the flame is sprayed out from an angle inclined to the gas pipe 2 through the inclined section 41 only when pure oxygen is introduced into the second pure oxygen pipe 4, so that the flame spraying angle can be changed by rotating the second pure oxygen pipe 4, and the burner has the function of flexibly adjusting the flame spraying angle.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a pure oxygen combustor, includes air pipe (1) and gas pipe (2), the left end of air pipe (1) is sealed, gas pipe (2) coaxial set up in air pipe (1) and run through the left end of air pipe (1), the outer wall of gas pipe (2) is connected with the left end seal of air pipe (1), the right-hand member of gas pipe (2) is located in air pipe (1), the protrusion is equipped with air inlet (11) on the lateral wall of air pipe (1), in the protrusion is equipped with gas inlet (21) on the lateral wall of the outside gas pipe (2) of air pipe (1), characterized in that still includes first pure oxygen pipe (3) and second pure oxygen pipe (4), first pure oxygen pipe (3) set up in air pipe (1) and run through the left end of air pipe (1), the outer wall of first pure oxygen pipe (3) is connected with the left end seal of air pipe (1) and first pure oxygen pipe (3) is parallel with gas pipe (2), second pure oxygen pipe (4) are through the rotation seal (5) and are installed in pure oxygen pipe (2) coaxial end (41) of second pure oxygen pipe (4) and the coaxial end of bending, the deflector section (41) extends beyond the right end of the gas pipe (2).

2. A pure oxygen burner according to claim 1, characterized in that the deflection section (41) is arranged at an angle of 20 ° to the axis of the gas pipe (2).

3. A pure oxygen burner according to claim 1, characterized in that the right end of the first pure oxygen tube (3) is located between the right end of the gas tube (2) and the right end of the air tube (1).