CN215930589U

CN215930589U - Pulse burner for stainless steel tube solid solution furnace

Info

Publication number: CN215930589U
Application number: CN202122453309.4U
Authority: CN
Inventors: 钱航宇; 罗有心; 蔡水根; 薛建军
Original assignee: Jiangyin Southern Stainless Steel Pipe Co ltd
Current assignee: Jiangyin Southern Stainless Steel Pipe Co ltd
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2022-03-01
Anticipated expiration: 2031-10-12

Abstract

The utility model relates to a pulse burner for a stainless steel tube solid solution furnace, which comprises a gas pipeline, an air pipeline and a combustion chamber, wherein the gas pipeline is arranged in the combustion chamber; a gas inlet is formed in the side face of the gas pipeline, a plug is arranged at one end of the gas pipeline, and a first flange connecting seat is welded on the side face between the other end of the gas pipeline and the gas inlet; the other end of the gas pipeline is communicated with the combustion chamber; the two ends of the air pipeline are both fixed with second flange connecting seats, and the air pipeline is sleeved on the gas pipeline; the air pipeline is fixed on the combustion chamber through a second flange connecting seat at the other end; an air inlet is arranged on the side surface of the air pipeline; the inner wall of the air pipeline is provided with a spiral groove; one end of the combustion chamber is respectively communicated with the gas pipeline and the air pipeline, and the other end of the combustion chamber is communicated with the hearth; the combustion chamber is provided with an ignition burner and an ion fire detector. The utility model can ensure the full combustion of the gas and improve the utilization rate of the gas on the premise of ensuring the combustion safety.

Description

Pulse burner for stainless steel tube solid solution furnace

Technical Field

The utility model relates to the technical field, in particular to a pulse burner for a stainless steel tube solid solution furnace.

Background

The stainless steel pipe is a hollow long-strip round steel material, and is mainly widely used for industrial conveying pipelines, mechanical structural parts and the like of petroleum, chemical industry, medical treatment, food, light industry, mechanical instruments and the like. In addition, since the steel sheet is light in weight when it is bent and has the same torsional strength, it is widely used for manufacturing machine parts and engineering structures. Also commonly used as furniture and kitchen ware, etc. The stainless steel pipe needs to be subjected to solution treatment in the machining process. The conventional burner in the solution treatment furnace is introduced into the furnace or combustion chamber for combustion after fuel and air are mixed. The speed of the air flow sprayed into the furnace by the burner is low, and the combustion is insufficient.

The utility model discloses a chinese utility model patent that publication number is CN211925752U discloses a multi-functional pulse nozzle, including the combustion chamber, combustion chamber intercommunication gas mixture pipeline one end, the gas mixture pipeline other end is equipped with multi-functional hole, and multi-functional hole department is equipped with the shutoff, is equipped with ignition nozzle, ionic fire on the combustion chamber and examines and see the fire hole, communicates air inlet and gas entry on the gas mixture pipeline respectively, and the combustion chamber is equipped with mixing arrangement with gas mixture pipeline junction, and mixing arrangement forms the gas mixture with air and gas. The end part of the mixed gas pipeline is designed into a multifunctional hole, so that multiple functions can be realized, and when the multifunctional hole is connected and plugged, the mixed gas can enter a combustion chamber through a gas inlet and an air inlet to be mixed and then reach the combustion chamber for combustion; when the multifunctional hole is connected with the oil gun, fuel oil, gas and air can be mixed and then reach the combustion chamber for combustion, so that oil-gas mixed combustion is realized; when multi-functional jogged joint sight glass, accessible multiunit sight glass, flame in the combustion chamber is surveyd to the multi-angle, ensures that the burning is abundant, and the fuel utilization ratio is high. However, in the burner, the gas section pipeline is connected with the mixer pipeline, gas and air are mixed in the mixed gas pipeline and then are combusted in the combustion chamber, once the pressure in the combustion chamber is greater than the pressure in the mixed gas pipeline, explosion is easy to occur, and the mixing device is arranged at the tail end of the mixed gas pipeline to mix the gas and the air, so that the mixing device is easy to damage due to high temperature in the combustion chamber.

In view of the above problems, it is desirable to provide a pulse burner for a stainless steel tube solution furnace.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pulse burner for a stainless steel tube solid solution furnace, which can ensure that gas is fully combusted on the premise of ensuring the combustion safety and improve the utilization rate of the gas.

In order to achieve the purpose of the utility model, the pulse burner for the stainless steel tube solid solution furnace comprises a gas pipeline, an air pipeline and a combustion chamber;

a gas inlet is formed in the side face of the gas pipeline, a plug is arranged at one end of the gas pipeline, and a first flange connecting seat is welded on the side face between the other end of the gas pipeline and the gas inlet; the other end of the gas pipeline is communicated with the combustion chamber;

the two ends of the air pipeline are both fixed with second flange connecting seats, the air pipeline is sleeved on the gas pipeline and is fixed on the first flange connecting seat on the gas pipeline through the second flange connecting seat at one end of the air pipeline; the air pipeline is fixed on the outer wall of the combustion chamber through a second flange connecting seat at the other end; an air inlet is formed in the side surface of the air pipeline; the air pipeline is communicated with the combustion chamber; a spiral groove is formed in the inner wall of the air pipeline;

one end of the combustion chamber is respectively communicated with the gas pipeline and the air pipeline, and the other end of the combustion chamber is communicated with an external hearth;

an ignition burner and an ion fire detector are arranged on the combustion chamber; the ignition burner is used for realizing combustion of mixed gas, and the ion fire detector is used for detecting flame in the combustion chamber.

Preferably, a gas electromagnetic valve is arranged on the gas inlet, and an electric butterfly valve is arranged on the air inlet.

Preferably, a closing-in port is arranged at one end of the combustion chamber, which is connected with the external hearth, and the combustion chamber is communicated with the external hearth through the closing-in port.

Preferably, a flame observation window is further arranged on the side wall of the combustion chamber.

Preferably, a gap between the combustion chamber and the outer furnace body is filled with quartz wool.

Compared with the prior art, the pulse burner for the stainless steel tube solid solution furnace has the following advantages:

(1) the air pipeline is sleeved on the gas pipeline, so that air and natural gas simultaneously reach the combustion chamber, and the spiral groove is formed in the inner wall of the air pipeline, so that the air surrounds the gas when entering the combustion chamber, the gas is ensured to be fully combusted, and the utilization rate of the gas is improved;

(2) simple structure, easy operation is swift.

Drawings

Fig. 1 is a schematic structural view of a gas pipe in the present embodiment;

fig. 2 is a schematic structural view of an air duct in the present embodiment;

FIG. 3 is a schematic structural view of the connection between the air pipe and the gas pipe in the present embodiment;

FIG. 4 is a schematic structural diagram of a pulse burner for a stainless steel tube solution treatment furnace in this example.

Detailed Description

The utility model is further described below with reference to the following figures and specific examples.

As shown in fig. 4, the pulse burner for the stainless steel tube solution furnace comprises a gas pipeline 1, an air pipeline 5 and a combustion chamber 9;

as shown in fig. 1, a gas inlet 2 is arranged on the side surface of a gas pipeline 1, a plug 3 is arranged at one end of the gas pipeline 1, and a first flange connecting seat 4 is welded on the side surface between the other end of the gas pipeline 1 and the gas inlet 2; the other end of the gas pipeline 1 is communicated with the combustion chamber 9;

as shown in fig. 2, both ends of the air pipeline 5 are fixed with second flange connection seats 7, as shown in fig. 3, the air pipeline 5 is sleeved on the gas pipeline 1 and is fixed on the first flange connection seat 4 on the gas pipeline 1 through the second flange connection seat 7 at one end of the air pipeline 5; the air pipeline 5 is fixed on the outer wall of the combustion chamber 9 through a second flange connecting seat 7 at the other end; an air inlet 8 is formed in the side surface of the air pipeline 5; the air pipe 5 is communicated with the combustion chamber 9; the inner wall of the air pipeline 5 is provided with a spiral groove 6, so that air is conveyed to the combustion chamber 9 in a spiral form and gathered around fuel gas, and the fuel gas is convenient to burn fully.

In this embodiment, a gas electromagnetic valve (not shown in the drawings) is disposed on the gas inlet 2, and an electric butterfly valve (not shown in the drawings) is disposed on the air inlet 8; so set up, the natural gas comes with the air ratio through the flow of adjusting the gas solenoid valve in advance, and the air-fuel ratio is adjustable, need adjust during the debugging, and simultaneously, the gas solenoid valve is in the open mode all the time at the control process, does flame-out protection and loses the power and cuts off the usefulness.

As shown in fig. 4, one end of the combustion chamber 9 is respectively communicated with the gas pipeline 1 and the air pipeline 5, the other end of the combustion chamber 9 is communicated with an external furnace, preferably, a closing-in 10 is arranged at one end of the combustion chamber 9 connected with the external furnace, and the combustion chamber 9 is communicated with the external furnace through the closing-in 10.

An ignition burner 14 and an ion fire detector 13 are arranged on the combustion chamber 9; the ignition burner 14 is used for realizing combustion of mixed gas, and the ion fire detector 13 is used for detecting flame in the combustion chamber. Further, a flame observation window (not shown) is further arranged on the side wall of the combustion chamber 9, so that the combustion condition of the gas in the combustion chamber 9 can be detected conveniently.

In this embodiment, the gap between the combustion chamber 9 and the outer furnace body 12 is filled with quartz wool 11, so as to prevent heat from rapidly losing and improve the energy utilization rate.

When using, let in the natural gas to gas inlet 2 respectively, let in the air to air inlet 8, because air conduit 5 cup joints on gas conduit 1, and is equipped with spiral groove 6 on air conduit 5's the inner wall for the air flows into in the combustion chamber 9, and the gathering is around the natural gas, under the prerequisite that does not add mixing arrangement, ensures abundant burning, finally through binding off 10, in the heat flowed into furnace, carries out solution treatment to nonrust steel pipe.

In the description of the present specification, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of describing the technical solutions of the present patent and for simplification of the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be interpreted as limiting the present patent application.

Furthermore, the terms "first", "second" and "first" 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 at least one such feature. In the description of this patent application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In this specification, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integral to one another; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present specification can be understood by those of ordinary skill in the art as appropriate.

In this specification, unless explicitly stated or limited otherwise, a first feature may be "on" or "under" a second feature such that the first and second features are in direct contact, or the first and second features are in indirect contact via an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. A pulse burner for a stainless steel tube solid solution furnace is characterized by comprising a gas pipeline, an air pipeline and a combustion chamber;

2. The pulse burner for the stainless steel tube solid solution furnace as claimed in claim 1, wherein a gas electromagnetic valve is arranged on the gas inlet, and an electric butterfly valve is arranged on the air inlet.

3. The pulse burner nozzle for the stainless steel tube solution treatment furnace as claimed in claim 1 or 2, wherein a closed port is arranged at one end of the combustion chamber connected with the external furnace, and the combustion chamber is communicated with the external furnace through the closed port.

4. The pulse burner for the stainless steel tube solution treatment furnace according to claim 1 or 2, wherein the side wall of the combustion chamber is further provided with a flame observation window.

5. The pulse burner for the stainless steel tube solution treatment furnace according to claim 1 or 2, wherein a gap between the combustion chamber and the outer furnace body is filled with quartz wool.