High-hydrogen fuel gas burner

Abstract

The utility model discloses a high-hydrogen fuel gas burner, which is characterized in that the front end of a machine body is connected with a burning pipe, the upper end of the machine body is respectively provided with two groups of gas inlets, the upper ends of the gas inlets are respectively provided with a connecting pipe, the other end of the connecting pipe is respectively connected with a Y-shaped shunt pipe, and the other end of the Y-shaped shunt pipe is connected with a gas inlet pipe; and the other end of the gas inlet pipe is connected with a hydrogen source. According to the high-hydrogen fuel gas burner, the gas inlet pipe is evenly divided through the Y-shaped flow dividing pipe, and hydrogen and the machine body form a communicating structure through the connecting pipe, so that the hydrogen evenly enters the burner from different gas inlets through the Y-shaped flow dividing pipe, and then the conditions of hydrogen explosion and the like caused by combustion of the hydrogen at the same position are avoided; according to the device, the machine body and the dust collecting box form a communicating structure through the through hole, and the blocking cover and the dust collecting box form a clamping limiting structure, so that impurities generated during hydrogen combustion can enter the dust collecting box through the through hole, and the situation that too many impurities are accumulated in the combustor to affect the hydrogen combustion efficiency is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of burners, in particular to a high-hydrogen fuel gas burner. Background Art

[0002] Burner is a general term for a device that sprays fuel and air in a certain way for mixed combustion. Burners are divided into industrial burners, burners, civil burners, and special burners according to their types and application areas. During the use of burners, the combustion of gas is likely to produce more harmful substances that harm the environment, so hydrogen burners are used to reduce the damage to the environment.

[0003] During the use of hydrogen burners, hydrogen needs to be introduced into the burner to burn it. However, during the use of existing hydrogen burners, hydrogen is directly introduced into the burner and burns in contact with the flame at the same position, which is prone to dangerous situations such as hydrogen explosion. In addition, after long-term use, impurities are easily attached to the inner wall of the hydrogen burner, affecting its subsequent use effect. Therefore, a high-hydrogen fuel gas burner is proposed to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a high-hydrogen fuel gas burner to solve the problem raised in the above-mentioned background technology that during the use of the existing hydrogen burner, hydrogen is directly introduced into the burner and contacts and burns with the flame at the same position, which is prone to dangerous situations such as hydrogen explosion, and the inner wall of the hydrogen burner is prone to impurities after long-term use, which affects its subsequent use effect.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-hydrogen fuel gas burner, comprising a fuselage, the fuselage is connected to a combustion tube at the front end, the fuselage is provided with two groups of air inlets at the upper end, and the air inlets are provided with connecting pipes at the upper ends, the other ends of the connecting pipes are respectively connected to Y-shaped shunt pipes, and the other ends of the Y-shaped shunt pipes are connected to the air inlet pipe, and the other end of the air inlet pipe is connected to a hydrogen source;

[0006] The fuselage is evenly provided with a plurality of through holes on the lower end surface near the front, and a dust collecting box is fixedly provided on the outer wall of the fuselage below the through holes, and a blocking cover is clamped at the bottom of the dust collecting box, a cylinder is placed inside the combustion tube, and a baffle is fixedly provided at the outer end of the cylinder, and a fixing block is respectively provided on the front and rear sides of the baffle near the combustion tube, and a limiting hole is provided on the fixing block, and elastic limiting blocks are correspondingly provided on the front and rear outer walls of the combustion tube, and the elastic limiting blocks are clamped in the limiting holes;

[0007] A collecting box is fixedly provided on the upper end surface of the fuselage on the right side of the air inlet, and dry powder is placed in the collecting box. A powder outlet pipe is inserted into the collecting box, and the upper end of the powder outlet pipe is connected to a spray arm outside the collecting box. The spray arm has multiple groups of nozzles evenly arranged on the outer wall.

[0008] Preferably, the air intake pipe is evenly split by a Y-shaped splitter pipe, and the hydrogen forms a connecting structure with the fuselage through a connecting pipe.

[0009] Preferably, the body forms a communication structure with the dust box through a through hole, and the blocking cover and the dust box form a clamping and limiting structure.

[0010] Preferably, the baffle is in a circular ring shape, and the cylinder forms an elastic engagement structure with the combustion tube in the limiting hole through the baffle, the fixing block and the elastic limiting block.

[0011] Preferably, the spray head forms a connected spray structure through a powder outlet pipe, a spray arm and a collection box.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: the hydrogen source of the high-hydrogen fuel gas burner is evenly diverted through the air inlet pipe and the Y-shaped diverter pipe, and the hydrogen forms a connecting structure with the fuselage through the connecting pipe, so that the hydrogen enters the burner evenly from different air inlets through the Y-shaped diverter pipe, thereby avoiding the combustion of hydrogen at the same position to cause hydrogen explosion, etc. The fuselage of the device forms a connecting structure with the dust collecting box through the through hole, and the blocking cover and the dust collecting box form a locking limit structure, so that impurities generated during the combustion of hydrogen can enter the dust collecting box through the through hole, thereby avoiding the accumulation of excessive impurities inside the burner to affect the hydrogen combustion efficiency. The baffle of the device is annular, and the cylinder forms an elastic locking structure with the combustion tube in the limiting hole through the baffle, the fixing block, and the elastic limit block, thereby facilitating the replacement of the cylinder, thereby avoiding the generation of impurities on the inner wall of the cylinder due to long-term generation to affect the use effect of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the structure of the high hydrogen fuel gas burner of the utility model;

[0014] Figure 2 This is a schematic diagram of the top view of the spray arm assembly of the high hydrogen fuel gas burner of the utility model;

[0015] Figure 3 This is a schematic diagram of the top view of the through-hole assembly of the high-hydrogen fuel gas burner of the utility model;

[0016] Figure 4 This is a schematic diagram of the structure of the cylinder clamping assembly of the high hydrogen fuel gas burner of the utility model;

[0017] Figure 5 This utility model is a high hydrogen fuel gas burner Figure 2 Enlarged structural diagram at A in the middle.

[0018] In the figure: 1, fuselage, 2, combustion tube, 3, connecting tube, 4, Y-shaped diverter tube, 5, air inlet pipe, 6, through hole, 7, dust collecting box, 8, plugging cover, 9, cylinder, 10, baffle, 11, fixing block, 12, elastic limit block, 13, collecting box, 14, powder outlet pipe, 15, spray arm, 16, spray head. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-5 The utility model provides a technical solution: a high-hydrogen fuel gas burner, including a fuselage 1, the fuselage 1 is connected to a combustion tube 2 at the front end, the fuselage 1 is respectively provided with two groups of air inlets at the upper end, and the air inlets are provided with connecting pipes 3 at the upper ends, the other ends of the connecting pipes 3 are respectively connected to Y-shaped shunt pipes 4, and the other ends of the Y-shaped shunt pipes 4 are connected to the air inlet pipe 5, and the other end of the air inlet pipe 5 is connected to a hydrogen source.

[0021] Furthermore, the air intake pipe 5 is evenly diverted by the Y-shaped diverter pipe 4, and the hydrogen forms a connecting structure with the fuselage 1 through the connecting pipe 3, thereby avoiding the situation where too much hydrogen burns at the same position and causes hydrogen explosion.

[0022] A plurality of through holes 6 are evenly arranged on the lower end surface of the body 1 at the front, and a dust collecting box 7 is fixedly arranged on the outer wall of the body 1 below the through holes 6, and a blocking cover 8 is engaged with the dust collecting box 7 at the bottom.

[0023] Furthermore, the fuselage 1 forms a connecting structure with the dust box 7 through the through hole 6, and the blocking cover 8 and the dust box 7 constitute a locking and limiting structure, so that impurities generated in the fuselage 1 during the combustion process can enter the dust box 7 through the through hole 6 for collection, thereby avoiding the accumulation of a large amount of impurities in the fuselage 1 that affect the combustion effect of hydrogen, and the impurities in the dust box 7 can be easily cleaned through the blocking cover 8.

[0024] A cylinder 9 is placed inside the combustion tube 2, and a baffle 10 is fixedly provided at the outer end of the cylinder 9. Fixed blocks 11 are respectively provided on the front and rear sides of the baffle 10 close to the combustion tube 2, and limiting holes are provided on the fixed blocks 11. Elastic limiting blocks 12 are correspondingly provided on the front and rear outer walls of the combustion tube 2, and the elastic limiting blocks 12 are engaged in the limiting holes.

[0025] Furthermore, the baffle 10 is in a circular shape, and the cylinder 9 forms an elastic locking structure with the combustion tube 2 in the limiting hole through the baffle 10, the fixing block 11, and the elastic limiting block 12, so that the cylinder 9 can be easily replaced through the elastic limiting block 12, thereby preventing the cylinder 9 from generating impurities or being damaged due to long-term combustion.

[0026] A collecting box 13 is fixedly provided on the upper end surface of the fuselage 1 on the right side of the air inlet, and dry powder is placed in the collecting box 13. A powder outlet pipe 14 is inserted in the collecting box 13, and the upper end of the powder outlet pipe 14 is connected to a spray arm 15 outside the collecting box 13, and a plurality of groups of nozzles 16 are evenly arranged on the outer wall of the spray arm 15. It should be additionally explained that the dry powder injection device is controlled by an external control system, so that when an abnormality occurs in the burner, the pressure maintaining device is promptly controlled by the control system to stop working and release the pressure, and the nozzle 16 sprays the dry powder outward by pressure, thereby extinguishing the fire on the scene by the dry powder.

[0027] Furthermore, the nozzle 16 forms a connected spray structure through the powder outlet pipe 14, the spray arm 15 and the collection box 13, so that when a bad situation occurs in the burner, the dry powder can be used to extinguish the fire in time, thereby increasing the safety of the device during use.

[0028] Working principle: When using a high-hydrogen fuel gas burner, first pass the hydrogen source into the air inlet pipe 5, make the hydrogen source evenly diverted through the Y-shaped diverter pipe 4, and then make the hydrogen evenly enter different positions of the fuselage 1 through the two groups of air inlets through the connecting pipe 3 for combustion, thereby avoiding excessive hydrogen from burning at the same position to cause hydrogen explosions, etc.; when the hydrogen enters the fuselage 1 and starts to burn, the impurities generated during the combustion process enter the dust box 7 through the through hole 6 for collection, thereby avoiding the accumulation of a lot of impurities in the fuselage 1 that affect the combustion effect of the hydrogen. After the burner is used, the plug 8 on the dust box 7 can be removed to clean the impurities collected in the dust box 7; if the cylinder 9 of the device has been relatively During long-term operation, the elastic limit blocks 12 on the outer walls of both sides of the combustion tube 2 are pressed, so that the elastic limit blocks 12 are disengaged from the limit holes on the fixed block 11, so that the cylinder 9 can be taken out from the combustion tube 2, and then it is convenient to replace the cylinder 9, so as to avoid excessive impurities adhering to the inner wall of the cylinder 9 after a long period of use or damage to the cylinder 9 affecting its normal use; if the burner has an abnormality during use, the pressure maintaining device in the collection box 13 is stopped in time through the control system, so that the dry powder enters the nozzle 16 through the powder outlet pipe 14 under the action of pressure for injection, so as to extinguish the burner in time, thereby increasing the safety of the device during use. This is the use process of the high-hydrogen fuel gas burner.

[0029] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A high-hydrogen fuel gas burner, comprising a body (1), wherein the body (1) is connected to a combustion tube (2) at the front end, characterized in that: The fuselage (1) is provided with two groups of air inlets at the upper end, and the air inlets are provided with connecting pipes (3) at the upper ends, the other ends of the connecting pipes (3) are connected to Y-shaped flow dividers (4), and the other ends of the Y-shaped flow dividers (4) are connected to an air inlet pipe (5), and the other ends of the air inlet pipes (5) are connected to a hydrogen source; The body (1) is evenly provided with a plurality of through holes (6) on the lower end surface near the front, and a dust collecting box (7) is fixedly provided on the outer wall of the body (1) below the through holes (6), and a blocking cover (8) is engaged with the dust collecting box (7) at the bottom, a cylinder (9) is placed inside the combustion tube (2), and a baffle (10) is fixedly provided at the outer end of the cylinder (9), and fixing blocks (11) are respectively provided on the front and rear sides of the baffle (10) near the combustion tube (2), and a limiting hole is provided on the fixing block (11), and elastic limiting blocks (12) are correspondingly provided on the front and rear outer walls of the combustion tube (2), and the elastic limiting blocks (12) are engaged in the limiting holes; A collection box (13) is fixedly provided on the upper end surface of the body (1) on the right side of the air inlet, and dry powder is placed in the collection box (13). A powder outlet pipe (14) is inserted into the collection box (13), and the upper end of the powder outlet pipe (14) is connected to a spray arm (15) outside the collection box (13), and the spray arm (15) has a plurality of groups of spray heads (16) evenly arranged on the outer wall.

2. The high hydrogen fuel gas burner according to claim 1, characterized in that: The air intake pipe (5) is evenly split by the Y-shaped splitter pipe (4), and the hydrogen forms a communication structure with the fuselage (1) through the connecting pipe (3).

3. The high hydrogen fuel gas burner according to claim 1, characterized in that: The body (1) forms a communicating structure with the dust collecting box (7) via the through hole (6), and the blocking cover (8) and the dust collecting box (7) form a locking and limiting structure.

4. The high hydrogen fuel gas burner according to claim 1, characterized in that: The baffle (10) is annular in shape, and the cylinder (9) forms an elastic engagement structure with the combustion tube (2) in the limiting hole through the baffle (10), the fixing block (11) and the elastic limiting block (12).

5. The high hydrogen fuel gas burner according to claim 1, characterized in that: The spray head (16) forms a connected spraying structure with the collection box (13) via the powder outlet pipe (14) and the spray arm (15).

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