Cooling device for water-cooling burner of total oxygen heating furnace

Abstract

The utility model discloses a total oxygen heating furnace water cooling burner cooling device which comprises a burner, a connecting flange and a guide pipe, the outer wall of the burner is fixedly connected with a first fixing ring and a second fixing ring respectively, one side of the first fixing ring is fixedly connected with an inner ring, the outer wall of the inner ring is provided with a positioning groove, and the outer wall of the inner ring is provided with a second fixing ring. A water cooling coil pipe is installed on the outer wall of the burner, a water outlet of the water cooling coil pipe is fixedly connected with a water outlet pipe, the outer wall of the inner ring is movably connected with an upper connecting cover and a lower connecting cover, a through groove is formed in the outer wall of the upper connecting cover, and the upper connecting cover and the lower connecting cover are arranged to be of a split structure to be installed outside the burner. And therefore, the upper connecting cover and the lower connecting cover can be sequentially disassembled during disassembly and maintenance in the later period, the situation that disassembly and assembly between structures are inconvenient and tedious due to a welding or bolt installation mode is avoided, the convenience of maintenance work is further improved, and the problem that disassembly and assembly are inconvenient at present is solved through the device.

Description

TECHNICAL FIELD

[0001] The utility model belongs to full oxygen heating furnace water -cooling burner technical direction, concretely relates to a kind of full oxygen heating furnace water -cooling burner cooling device. BACKGROUND

[0002] Full oxygen heating furnace water -cooling burner utilizes full oxygen combustion technology, realizes efficient combustion by the full mixing of oxygen and fuel, and full oxygen burner is widely used in various industrial heating furnaces, such as steel rolling heating furnace, forging heating furnace etc.

[0003] At present, full oxygen heating furnace water -cooling burner cooling device is directly welded or installed in whole outside burner by bolt, which causes inconvenience in disassembly and maintenance, and brings inconvenience and inconvenience to maintenance. This phenomenon has become a problem that personnel in the field urgently need to solve. SUMMARY

[0004] The utility model aims at the prior art device a kind of full oxygen heating furnace water -cooling burner cooling device, to solve the problem presented in the above background.

[0005] In order to solve the above technical problems, the utility model provides the following technical scheme: a kind of full oxygen heating furnace water -cooling burner cooling device, including burner, connecting flange and guide pipe, the outer wall of the burner is fixedly connected with first fixed ring and second fixed ring respectively, the side of the first fixed ring is fixedly connected with inner ring, the outer wall of the inner ring is equipped with positioning groove, the outer wall of the burner is equipped with water cooling coil pipe, and the water outlet of the water cooling coil pipe is fixedly connected with water outlet pipe.

[0006] The outer wall of the inner ring is movably connected with upper connecting cover and lower connecting cover respectively, the outer wall of the upper connecting cover is equipped with through slot, the inner wall of the upper connecting cover is fixedly connected with first positioning convex column, the bottom of the upper connecting cover is equipped with installation groove, the bottom of the upper connecting cover is fixedly connected with strip block, the inner wall of the lower connecting cover is fixedly connected with second positioning convex column, the top of the lower connecting cover is equipped with strip recess, the top of the lower connecting cover is fixedly connected with mounting column, the outer wall of the mounting column is movably connected with spiral ring, the upper connecting cover and the lower connecting cover are installed outside burner in the structure of split type, so that the upper connecting cover and the lower connecting cover can be disassembled in sequence when disassembling and maintaining in later period, avoiding the inconvenience and complexity of disassembly between structures caused by welding or bolt mounting, and further improving the convenience of maintenance work.

[0007] The utility model further illustrates, the water inlet of water cooling coil is connected with water inlet pipe fixedly, the outer wall of upper connecting cover is connected with air inlet pipe fixedly, the outer wall of lower connecting cover is connected with air outlet pipe fixedly, the outer wall of lower connecting cover is connected with water outlet pipe fixedly, can play the effect of air cooling and water cooling to burner simultaneously, thereby can accelerate the heat dissipation and cooling of burner, effectively improved cooling protection effect good and cooling efficiency, simultaneously played the good protection effect to burner.

[0008] The utility model further illustrates, the outer wall of water inlet pipe is movably connected with sealing ring, and the outer wall of sealing ring is fixedly connected with the inner wall of through groove, and sealing ring is rubber sealing ring, can improve the sealing property when going in and out water pipe and upper and lower connecting cover installation, convenient to dismount simultaneously.

[0009] The utility model further illustrates, upper connecting cover and lower connecting cover all are movably connected with the outer wall of inner ring, first positioning convex column and second positioning convex column all are movably connected with positioning groove, can connect upper connecting cover and lower connecting cover with inner ring stably, thereby improve the connectivity between structure.

[0010] The utility model further illustrates, lower connecting cover is movably connected with upper connecting cover through strip-shaped groove, and strip-shaped groove is movably connected with strip-shaped block, can install with the clamping of lower connecting cover and upper connecting cover, thereby improve the stability after installation between structure.

[0011] The utility model further illustrates, the outer wall of mounting column is provided with screw thread, and mounting column is connected with screw ring through screw thread, convenient to connect screw ring with mounting column through screw thread, thereby can make upper and lower connecting cover installation stable.

[0012] Compared with the prior art, the utility model has the advantages of,

[0013] (1) through setting up second fixed ring, inner ring, positioning groove, upper connecting cover, through groove, first positioning convex column, mounting groove, strip-shaped block, lower connecting cover, second positioning convex column, strip-shaped groove, mounting column and screw ring, upper connecting cover and lower connecting cover are set to the structure of split type and install in burner, thereby when carrying out dismounting maintenance in later period, can dismount upper connecting cover and lower connecting cover in turn, avoid the mode of welding or bolt installation to cause that the structure is inconvenient and tedious to dismount, further improve the convenience of maintenance work;

[0014] (2) through setting up upper connecting cover, water cooling coil, water inlet pipe, air inlet pipe, lower connecting cover, air outlet pipe and water outlet pipe, can play the effect of air cooling and water cooling to burner simultaneously, thereby can accelerate the heat dissipation and cooling of burner, effectively improved cooling protection effect good and cooling efficiency, simultaneously played the good protection effect to burner. DRAWINGS

[0015] The accompanying drawings are used to provide further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with embodiments of the present application, and do not constitute a limitation to the present application. In the drawings:

[0016] Figure 1 is a front view structural schematic diagram of the present application;

[0017] Figure 2 is a bottom view structural schematic diagram of the present application;

[0018] Figure 3 is an upper connecting cover structural schematic diagram of the present application;

[0019] Figure 4 is a lower connecting cover structural schematic diagram of the present application;

[0020] Figure 5 is a first fixing ring and a second fixing ring structural schematic diagram of the present application.

[0021] In the drawings: 1, burner; 2, connecting flange; 3, conduit; 4, first fixing ring; 5, second fixing ring; 6, inner ring; 7, positioning groove; 8, water cooling coil; 9, water inlet pipe; 10, sealing ring; 11, upper connecting cover; 12, through groove; 13, first positioning convex column; 14, air inlet pipe; 15, mounting groove; 16, strip block; 17, lower connecting cover; 18, second positioning convex column; 19, air outlet pipe; 20, strip recess; 21, mounting column; 22, spiral ring; 23, water outlet pipe. DETAILED DESCRIPTION

[0022] The technical scheme of the present application will be further described in detail below in combination with preferred embodiments and drawings. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] Please refer to Figures 1-5 The present application provides a technical scheme: a full-oxygen heating furnace water-cooled burner cooling device, comprising a burner 1, a connecting flange 2 and a conduit 3, the outer wall of the burner 1 is fixedly connected with a first fixing ring 4 and a second fixing ring 5 respectively, one side of the first fixing ring 4 is fixedly connected with an inner ring 6, the outer wall of the inner ring 6 is provided with a positioning groove 7, the outer wall of the burner 1 is provided with a water cooling coil 8, and the water outlet of the water cooling coil 8 is fixedly connected with a water outlet pipe 23.

[0024] The outer wall of the inner ring 6 is movably connected with an upper connecting cover 11 and a lower connecting cover 17, respectively, the outer wall of the upper connecting cover 11 is provided with a through groove 12, the inner wall of the upper connecting cover 11 is fixedly connected with a first positioning convex column 13, the bottom of the upper connecting cover 11 is provided with a mounting groove 15, the bottom of the upper connecting cover 11 is fixedly connected with a strip-shaped block 16, the inner wall of the lower connecting cover 17 is fixedly connected with a second positioning convex column 18, the top of the lower connecting cover 17 is provided with a strip-shaped recess 20, the top of the lower connecting cover 17 is fixedly connected with a mounting column 21, and the outer wall of the mounting column 21 is movably connected with a screw ring 22.

[0025] In the embodiment, the water inlet of the water-cooled coil pipe 8 is fixedly connected with a water inlet pipe 9, the outer wall of the upper connecting cover 11 is fixedly connected with an air inlet pipe 14, the outer wall of the lower connecting cover 17 is fixedly connected with an air outlet pipe 19, and the outer wall of the lower connecting cover 17 is fixedly connected with a water outlet pipe 23, so that the burner 1 can be air-cooled and water-cooled at the same time, the heat dissipation and cooling of the burner 1 can be accelerated, the cooling protection effect and the cooling efficiency are effectively improved, and the burner 1 is well protected. Embodiment

[0026] On the basis of the embodiment 1, the preferred embodiment of the water-cooled burner cooling device of the full-oxygen heating furnace provided by the utility model is as shown in Figures 1 to 5 As shown in the figure, the outer wall of the water inlet pipe 9 is movably connected with a sealing ring 10, the outer wall of the sealing ring 10 is fixedly connected with the inner wall of the through groove 12, the sealing ring 10 is a rubber sealing ring, the sealing property of the water inlet pipe and the upper and lower connecting covers during installation can be improved, and the disassembly and assembly are facilitated.

[0027] In the embodiment, the upper connecting cover 11 and the lower connecting cover 17 are movably connected with the outer wall of the inner ring 6, the first positioning convex column 13 and the second positioning convex column 18 are movably connected with the positioning groove 7, the upper connecting cover 11 and the lower connecting cover 17 can be stably connected with the inner ring 6, and the connectivity between the structures is improved.

[0028] Further, the lower connecting cover 17 is movably connected with the upper connecting cover 11 through the strip-shaped recess 20, and the strip-shaped recess 20 is movably connected with the strip-shaped block 16, so that the lower connecting cover 17 can be clamped and installed with the upper connecting cover 11, and the stability of the structure after installation is improved.

[0029] Still further, the outer wall of the mounting column 21 is provided with threads, and the mounting column 21 is screw-connected with the screw ring 22 through threads, so that the screw ring 22 can be screw-connected with the mounting column 21, and the upper and lower connecting covers can be stably installed.

[0030] In use, the water source is connected through the water inlet pipe 9, cold water enters the water cooling coil 8, and is discharged outward through the water outlet pipe 23 to circulate, so that the burner 1 can be cooled, and the air inlet pipe 14 is connected to cold air, so that the heat energy in the inner cavity of the upper connecting cover 11 and the lower connecting cover 17 is discharged outward through the air outlet pipe 19, so that air cooling and water cooling can be carried out at the same time to improve the cooling protection effect, and when disassembling and maintaining in the later period, the spiral ring 22 is turned out of the mounting column 21, the upper connecting cover 11 is pulled upward, and is separated from the water inlet pipe 9 and the air inlet pipe 14, respectively, and the first positioning convex column 13 and the strip-shaped block 16 on the inner wall are separated from the positioning groove 7 on the inner ring 6 and the strip-shaped groove 20 on the lower connecting cover 17, respectively, so that the upper and lower connecting covers can be separated and disassembled from the first fixed ring 4 and the second fixed ring 5, thereby facilitating the maintenance work.

[0031] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", etc. indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0032] Finally, it should be pointed out that: the above examples are only used to illustrate the technical solutions of the present application, and not to limit them. Although the present application has been described in detail with reference to the foregoing examples, those skilled in the art should understand that they can still modify the technical solutions recorded in the foregoing examples, or make equivalent substitutions for part of the technical features, and these modifications or substitutions do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A cooling device for a water-cooled burner of a full-oxygen heating furnace, comprising a burner (1), a connecting flange (2) and a duct (3), characterized in that: The outer wall of the burner (1) is fixedly connected with a first fixed ring (4) and a second fixed ring (5), one side of the first fixed ring (4) is fixedly connected with an inner ring (6), the outer wall of the inner ring (6) is provided with a positioning groove (7), the outer wall of the burner (1) is provided with a water cooling coil (8), and the water outlet of the water cooling coil (8) is fixedly connected with a water outlet pipe (23). The outer wall of the inner ring (6) is movably connected with an upper connecting cover (11) and a lower connecting cover (17), the outer wall of the upper connecting cover (11) is provided with a through groove (12), the inner wall of the upper connecting cover (11) is fixedly connected with a first positioning convex column (13), the bottom of the upper connecting cover (11) is provided with a mounting groove (15), the bottom of the upper connecting cover (11) is fixedly connected with a strip-shaped block (16), the inner wall of the lower connecting cover (17) is fixedly connected with a second positioning convex column (18), the top of the lower connecting cover (17) is provided with a strip-shaped recess (20), the top of the lower connecting cover (17) is fixedly connected with a mounting column (21), and the outer wall of the mounting column (21) is movably connected with a screw ring (22).

2. A water cooling device for a full-oxygen heating furnace burner according to claim 1, characterized in that: The water inlet of the water cooling coil (8) is fixedly connected with a water inlet pipe (9), the outer wall of the upper connecting cover (11) is fixedly connected with an air inlet pipe (14), the outer wall of the lower connecting cover (17) is fixedly connected with an air outlet pipe (19), and the outer wall of the lower connecting cover (17) is fixedly connected with a water outlet pipe (23).

3. A water cooling burner cooling device for a full-oxygen heating furnace according to claim 2, characterized in that: The outer wall of the water inlet pipe (9) is movably connected with a sealing ring (10), the outer wall of the sealing ring (10) is fixedly connected with the inner wall of the through groove (12), and the sealing ring (10) is a rubber sealing ring.

4. A water cooling burner cooling device for a full-oxygen heating furnace according to claim 1, characterized in that: The outer wall of the upper connecting cover (11) and the lower connecting cover (17) is movably connected with the outer wall of the inner ring (6), and the first positioning convex column (13) and the second positioning convex column (18) are movably connected with the positioning groove (7).

5. A water cooling burner cooling device for a full-oxygen heating furnace according to claim 1, characterized in that: The lower connecting cover (17) is movably connected with the upper connecting cover (11) through the strip-shaped recess (20), and the strip-shaped recess (20) is movably connected with the strip-shaped block (16).

6. A water cooling burner cooling device for a full-oxygen heating furnace according to claim 1, characterized in that: The outer wall of the mounting column (21) is provided with threads, and the mounting column (21) is screw-connected with the screw ring (22) through threads.

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