CN214701804U

CN214701804U - Low-flow DX atmosphere burner

Info

Publication number: CN214701804U
Application number: CN202120642859.8U
Authority: CN
Inventors: 范崇奇
Original assignee: Wuxi Beisite Combustion Equipment Co ltd
Current assignee: Wuxi Beisite Combustion Equipment Co ltd
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2021-11-12
Anticipated expiration: 2031-03-30

Abstract

The utility model relates to a combustion apparatus technical field, in particular to low flow DX atmosphere nozzle, including the main pipeline, first straight tube, the second straight tube, third straight tube and plectane, the horizontal level of main pipeline sets up, the left side fixed mounting of main pipeline has the left apron of totally enclosed main pipeline, the equal horizontal level of first straight tube and second straight tube sets up in the left side of main pipeline, and the right-hand member of first straight tube and second straight tube all passes the apron and extends to the inside of main pipeline, and the second straight tube is coaxial with the main pipeline, the right side fixed mounting of first straight tube has first joint, the plectane cover is established on the main pipeline, the axis of third straight tube is perpendicular with the axis of main pipeline, and the inside intercommunication of third straight tube and main pipeline. The utility model discloses can play the combustion-supporting of messenger's internal mixing uniformity in main line and pass through the inclined hole injection on the right side spun flame from the second straight tube, make the outer flame abundant burning's of flame effect, avoid the outer flame burning of flame insufficient in the problem of flame blowout department formation carbon deposit.

Description

Low-flow DX atmosphere burner

Technical Field

The utility model relates to a combustion apparatus technical field, in particular to low flow DX atmosphere nozzle.

Background

The conventional and common industrial furnace burner is adopted to burn reducing atmosphere, and the proportion of fuel and air is larger than the fuel quantity required during full combustion, so that nozzle coking and carbon deposition are easy to occur, further blockage and flameout are caused, the original balance of atmosphere, temperature and pressure in the kiln is broken, and the product quality is not stable and even all the products are scrapped. After the burner coking and carbon deposition are cleaned, the burner is ignited and adjusted to the dynamic balance of temperature, pressure and atmosphere for at least several hours, however, the phenomena of nozzle coking and carbon deposition can be repeated after the burner is operated for a period of time, so that the burner is flameout, and the kiln can not be operated continuously and stably.

At present, chinese patent that the grant bulletin number is CN206563293U discloses a reducing atmosphere nozzle, lid, nozzle shell and nozzle pipe behind the nozzle that links to each other in proper order, nozzle pipe end is equipped with the nozzle export, the nozzle shell is equipped with combustion-supporting wind entry, combustion-supporting wind entry intercommunication nozzle tube inner chamber, the lid is equipped with the gas entry behind the nozzle, the gas entry passes through pipeline intercommunication nozzle inner trachea, and nozzle inner trachea end-to-end connection has a nozzle shower nozzle, and this nozzle shower nozzle outside cover has a nozzle blender, the intraductal electrode that is equipped with of nozzle, nozzle shower nozzle front end still coaxial be provided with an open-ended air increasing pipe, this air increasing pipe communicates in nozzle inner trachea and extends to the nozzle export, still be connected with a throttling arrangement between nozzle inner trachea and the nozzle shower nozzle and be used for controlling the flow size of gas.

The above prior art solutions have the following drawbacks: the combustion air can not directly contact the outer flame sprayed by the burner, and the burner still has the phenomenon of sintering carbon deposition after being used for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a low flow DX atmosphere nozzle to solve the problem that above-mentioned prior art exists.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a low flow DX atmosphere nozzle, includes total pipeline, first straight tube, second straight tube, third straight tube and plectane, the horizontal level of total pipeline sets up, the left side fixed mounting of total pipeline has and seals completely the left apron of total pipeline, first straight tube with the equal horizontal level of second straight tube sets up the left side of total pipeline, and the right-hand member of first straight tube and second straight tube all passes the apron and extend to the inside of total pipeline, and the second straight tube with total pipeline is coaxial, the right side fixed mounting of first straight tube has first joint, the plectane cover is established on the total pipeline, the axis of third straight tube with the axis of total pipeline is perpendicular, and the third straight tube with the inside intercommunication of total pipeline.

In a further embodiment, a plurality of fixing plates are arranged at intervals inside the main pipeline, the first straight pipe and the second straight pipe penetrate through the fixing plates, and a plurality of through holes are formed in each fixing plate.

In a further embodiment, a plurality of inclined holes are formed in the fixing plate on the leftmost side, the left end of each inclined hole is close to the inner wall of the main pipe, and the right end of each inclined hole is far away from the inner wall of the main pipe.

In a further embodiment, the main pipe is provided with an air inlet, and a second joint fixedly connected with the outer wall of the main pipe is arranged at the air inlet.

To sum up, the utility model discloses following beneficial effect has:

1. the axis of the third straight pipe is perpendicular to the axis of the main pipeline, the third straight pipe is communicated with the interior of the main pipeline, a plurality of fixing plates are arranged at intervals in the main pipeline, the first straight pipe and the second straight pipe penetrate through the fixing plates, each fixing plate is provided with a plurality of through holes, the main pipeline is provided with an air inlet, and the air inlet is provided with a second joint fixedly connected with the outer wall of the main pipeline, so that the effects that two combustion-supporting gases respectively enter the interior of the main pipeline from the third straight pipe and the second joint and are uniformly mixed in the interior of the main pipeline can be achieved;

2. a plurality of inclined holes are formed in the fixing plate on the leftmost side, the left end of each inclined hole is close to the inner wall of the main pipeline, the right end of each inclined hole is far away from the main pipeline, combustion supporting effect of uniform mixing in the main pipeline can be achieved, the flame is sprayed on the flame sprayed out from the right side of the second straight pipe through the inclined holes, the effect of full combustion of the outer flame of the flame is achieved, and the problem that the outer flame of the flame is not sufficiently combusted to form carbon deposition in the flame spraying position is solved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

In the figure, 1, a main pipeline; 2. a first straight pipe; 3. a second straight pipe; 4. a third straight pipe; 5. a circular plate; 6. a cover plate; 7. a first joint; 8. a fixing plate; 9. a second joint.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In which like parts are designated by like reference numerals. It should be noted that the terms "front", "back", "left", "right", "upper" and "lower" used in the following description refer to directions in fig. 1, the terms "bottom" and "top", "inner" and "outer" refer to directions toward and away from a particular component geometry, respectively, and the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present specification, "plurality" means two or more unless the direction of the center is specifically defined otherwise.

Example 1:

as shown in figure 1, the small-flow DX atmosphere burner comprises a main pipeline 1, a first straight pipe 2, a second straight pipe 3, a third straight pipe 4 and a circular plate 5, wherein the main pipeline 1 is horizontally arranged, a cover plate 6 which completely seals the left side of the main pipeline 1 is fixedly arranged on the left side of the main pipeline 1, the first straight pipe 2 and the second straight pipe 3 are horizontally arranged on the left side of the main pipeline 1, the right ends of the first straight pipe 2 and the second straight pipe 3 penetrate through the cover plate 6 and extend into the main pipeline 1, the second straight pipe 3 is coaxial with the main pipeline 1, an ignition device is arranged inside the second straight pipe 3, a first joint 7 is fixedly arranged on the right side of the first straight pipe 2, the circular plate 5 is sleeved on the main pipeline 1, the axis of the third straight pipe 4 is vertical to the axis of the main pipeline 1, the third straight pipe 4 is communicated with the inside of the main pipeline 1, a plurality of fixing plates 8 are arranged inside the main pipeline 1 at intervals, and first straight tube 2 and second straight tube 3 all wear to establish on fixed plate 8, a plurality of through-holes have been seted up on each fixed plate 8, and the through-hole has not been seted up on the fixed plate that is located the leftmost survey of main pipe 1's inside, a plurality of inclined holes have been seted up on being located leftmost fixed plate 8, the left end of each inclined hole is close to main pipe 1's inner wall, the inner wall of main pipe 1 is kept away from to the right-hand member of each inclined hole, the inlet port has been seted up on main pipe 1, inlet port department installs the second joint 9 with main pipe 1's outer wall fixed connection.

The specific implementation process comprises the following steps: the combustible gas is introduced from the left end of the second straight pipe 3 when the gas burner is used, three different combustion-supporting agents are introduced into the main pipe 1 from the left end of the first straight pipe 2 and the end, far away from the main pipe 1, of the third straight pipe 4 and the second joint, so that the outer flame of the flame sprayed from the right side of the second straight pipe 3 can be more sufficiently combusted, carbon deposition on the pipe wall of the flame spraying position caused by insufficient combustion of the inner flame can be avoided, through-holes are not formed in the fixing plate 8 located at the leftmost side in the main pipe 1, a plurality of inclined holes are formed in the fixing plate 8 located at the leftmost side, uniform combustion supporting in the main pipe 1 can be sprayed on the flame sprayed from the right side of the second straight pipe 3 through the inclined holes, the outer flame of the flame can be sufficiently combusted, and the problem that the outer flame of the flame cannot be sufficiently combusted to form carbon deposition at the flame spraying position can be avoided.

In the embodiments of the present disclosure, the terms "mounting," "connecting," "fixing," and the like are used in a broad sense, for example, "connecting" may be a fixed connection, a detachable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the embodiments disclosed in the present invention can be understood by those skilled in the art according to specific situations.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a low flow DX atmosphere nozzle, includes main line (1), first straight tube (2), second straight tube (3), third straight tube (4) and plectane (5), its characterized in that: the horizontal level of total pipeline (1) sets up, the left side fixed mounting of total pipeline (1) has the complete closure the left apron (6) of total pipeline (1), first straight tube (2) with the equal horizontal level setting of second straight tube (3) is in the left side of total pipeline (1), and the right-hand member of first straight tube (2) and second straight tube (3) all passes apron (6) and extends to the inside of total pipeline (1), and second straight tube (3) with total pipeline (1) is coaxial, the right side fixed mounting of first straight tube (2) has first joint (7), circular plate (5) cover is established on total pipeline (1), the axis of third straight tube (4) with the axis of total pipeline (1) is perpendicular, and third straight tube (4) with the inside intercommunication of total pipeline (1).

2. The low flow DX atmosphere burner of claim 1, wherein: the inner part of the main pipeline (1) is provided with a plurality of fixing plates (8) at intervals, the first straight pipe (2) and the second straight pipe (3) are arranged on the fixing plates (8) in a penetrating mode, and each fixing plate (8) is provided with a plurality of through holes.

3. A low flow DX atmosphere burner according to claim 2, wherein: the fixing plate (8) positioned at the leftmost side is provided with a plurality of inclined holes, the left end of each inclined hole is close to the inner wall of the main pipeline (1), and the right end of each inclined hole is far away from the inner wall of the main pipeline (1).

4. The low flow DX atmosphere burner of claim 1, wherein: an air inlet is formed in the main pipeline (1), and a second joint (9) fixedly connected with the outer wall of the main pipeline (1) is installed at the air inlet.