Structure of a heat exchange device horizontally installed in a heating furnace flue

Abstract

The present invention belongs to the technical field of heat exchange equipment, and provides a structure for horizontally installing a heat exchange device in a heating furnace flue. The present invention includes a heating furnace flue, and the heating furnace flue is provided with a first connection part; a heat exchange device, the heat exchange device is arranged in the heating furnace flue, and pipes are arranged on both sides in the width direction of the heat exchange device, and the pipes are connected to the first connection part; a cover plate, the cover plate is connected to the heating furnace flue, and a second connection part is arranged on the cover plate, and the second connection part is connected to the pipes. The present invention can realize horizontally installing the heat exchange device in the heating furnace flue, and has a simple structure, is convenient for installation operation, and is also convenient for maintenance.

Description

Technical Field

[0001] The invention relates to the technical field of heat exchange equipment, and in particular to a structure of a heat exchange device horizontally installed in a flue of a heating furnace. Background Art

[0002] Heat exchangers are devices that transfer part of the heat of hot gas to cold gas. They are widely used in many industries such as metallurgy, chemical industry, and petroleum. For heating furnace systems in the steel industry, heat exchangers are mainly used to recycle the waste heat of heating furnace flue gas, thereby reducing the fuel consumption of the heating furnace and achieving the goal of energy conservation and emission reduction.

[0003] The heat exchange devices in the flue of the heating furnace are generally in the form of heat exchangers and evaporators. They are generally installed vertically. The vertical installation method will not damage the flue structure, but this installation method has high requirements on the on-site environment and is only suitable for environments without fixed structures or obstructions above the flue. When there are fixed structures or building obstructions above the flue, a new solution is needed to solve the installation of the heat exchange device. Summary of the invention

[0004] In view of the above-mentioned shortcomings of the prior art, an object of the present invention is to provide a structure for horizontally installing a heat exchange device in a heating furnace flue, so as to solve the problem in the prior art that the heat exchange device cannot be vertically installed when there are fixed structures or buildings blocking the flue.

[0005] To achieve the above-mentioned purpose and other related purposes, the present invention provides a structure for horizontally installing a heat exchange device in a heating furnace flue, which is specifically configured as follows: it includes a heating furnace flue, and the heating furnace flue is provided with a first connecting portion; a heat exchange device, the heat exchange device is arranged in the heating furnace flue, and pipes are provided on both sides of the heat exchange device in the width direction, and the pipes are connected to the first connecting portion; a cover plate, the cover plate is connected to the heating furnace flue, and the cover plate is provided with a second connecting portion, and the second connecting portion is connected to the pipe.

[0006] Optionally, the pipeline includes a first pipeline, a second pipeline and a third pipeline, the first pipeline is located on one side of the heat exchange device in the width direction, and the second pipeline and the third pipeline are located on the other side of the heat exchange device in the width direction.

[0007] Optionally, the second pipeline is located above the third pipeline.

[0008] Optionally, the first connecting portion is a first through hole, and the first pipe is inserted into the first through hole.

[0009] Optionally, a clearance groove is provided on a side of the heating furnace flue facing away from the first connecting portion, and the heat exchange device enters the heating furnace flue through the clearance groove.

[0010] Optionally, the cover plate is located on the outer wall of the heating furnace flue and presses on the relief groove.

[0011] Optionally, the second connecting portion is a second through hole and a third through hole arranged vertically.

[0012] Optionally, the second pipe is inserted into the second through hole, and the third pipe is inserted into the third through hole.

[0013] As described above, the structure of the heat exchange device horizontally installed in the heating furnace flue of the present invention has the following beneficial effects:

[0014] By arranging the heat exchange device in the heating furnace flue and connecting it to the heating furnace flue and the cover plate through pipes respectively to fix the heat exchange device, the heat exchange device is horizontally installed in the heating furnace flue, with a simple structure, convenient installation operation, and convenient maintenance. Description of the Drawings

[0015] Figure 1 It shows a schematic structural diagram of the structure of the heat exchange device horizontally installed in the heating furnace flue according to an embodiment of the present invention.

[0016] Figure 2 It shows a side view structural diagram of the structure of the heat exchange device horizontally installed in the heating furnace flue according to an embodiment of the present invention.

[0017] Description of Part Numbers

[0018] 1 - Heating furnace flue;

[0019] 2 - Heat exchange device; 21 - First pipe; 22 - Second pipe; 23 - Third pipe;

[0020] 3 - Cover plate. Detailed Embodiments

[0021] The following uses specific specific examples to illustrate the implementation manners of the present invention. Those skilled in the art can easily understand other advantages and effects of the present invention from the content disclosed in this specification. The present invention can also be implemented or applied through other different specific implementation manners. Various details in this specification can also be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention.

[0022] Please refer to Figures 1 to 2It should be noted that the illustrations provided in this embodiment only schematically illustrate the basic concept of the present invention. Therefore, only the components related to the present invention are shown in the illustrations, rather than being drawn according to the number, shape, and size of the components in actual implementation. The form, quantity, and proportion of each component in actual implementation can be changed arbitrarily, and the layout form of its components may also be more complex. The structures, proportions, sizes, etc. shown in the illustrations of this specification are only used to cooperate with the content disclosed in the specification for those familiar with this technology to understand and read, and are not used to limit the limiting conditions for the implementation of the present invention. Therefore, they do not have substantial technical significance. Any modification of the structure, change of the proportional relationship, or adjustment of the size, without affecting the effects that the present invention can produce and the purposes that can be achieved, should still fall within the scope covered by the technical content disclosed in the present invention. At the same time, the terms such as "upper", "lower", "left", "right", "middle", and "one" cited in this specification are only for the convenience of clear narration and are not used to limit the scope of implementation of the present invention. The change or adjustment of their relative relationships, without substantial change in the technical content, should also be regarded as the scope within which the present invention can be implemented.

[0023] As Figure 1 shown, some embodiments of the present application provide a structure for horizontally installing a heat exchange device in a heating furnace flue, including a heating furnace flue 1, a heat exchange device 2, and a cover plate. Among them, the heating furnace flue 1 is provided with a first connection portion. The heat exchange device 2 is arranged in the heating furnace flue 1 to recover and utilize the waste heat of the heating furnace flue gas; and pipelines are arranged on both sides in the width direction of the heat exchange device 2, and the pipelines are connected to the first connection portion so that the heat exchange device 2 is connected to the heating furnace flue 1. The cover plate 3 is connected to the heating furnace flue 1 by screws, which is convenient for disassembly and provides convenience for subsequent maintenance, etc. And a second connection portion is arranged on the cover plate 3, and the second connection portion is connected to the pipeline so that the heat exchange device 2 is completely fixed, realizing the horizontal installation of the heat exchange device in the heating furnace flue.

[0024] Figure 2 is a side schematic structural diagram of the structure for horizontally installing a heat exchange device in a heating furnace flue shown in some embodiments of the present application. As Figure 2 shown, in some embodiments, the pipeline includes a first pipeline 21, a second pipeline 22, and a third pipeline 23. The first pipeline 21 is located on one side in the width direction of the heat exchange device 2, and the second pipeline 22 and the third pipeline 23 are located on the other side in the width direction of the heat exchange device 2.

[0025] Exemplarily, the second pipeline 22 is located above the third pipeline 23 to better fix the heat exchange device 2.

[0026] In some embodiments, the first connection portion is a first through hole, and the first pipeline 21 is inserted into the first through hole so that the heat exchange device 2 is connected to the heating furnace flue 1.

[0027] In some other embodiments, the first connection part is a quick connector, which is fixedly connected to the heating furnace flue 1 by welding, but such a setting increases the modification cost. The first pipe 21 is inserted into the quick connector and connected to the heating furnace flue 1.

[0028] In some embodiments, a clearance groove is provided on the side of the heating furnace flue 1 away from the first connection portion, and the heat exchange device 2 enters the heating furnace flue 1 through the clearance groove.

[0029] Exemplarily, the clearance groove is a square opening, which is convenient for processing and can accommodate the heat exchange device 2 to enter and exit the heating furnace flue 1.

[0030] In some embodiments, the cover plate 3 is located on the outer wall of the heating furnace flue 1 and is pressed on the clearance groove, and is movably connected to the heating furnace flue 1 by screws to facilitate subsequent maintenance of the heat exchange device 2.

[0031] In some embodiments, the second connection portion is a second through hole and a third through hole arranged vertically. The second pipe 22 is inserted into the second through hole, and the third pipe 23 is inserted into the third through hole, so as to better fix the heat exchange device 2.

[0032] In some other embodiments, the second connection part is a quick connector arranged up and down, and the quick connector is fixedly connected to the heating furnace flue 1 by welding, but such a setting increases the modification cost. The second pipe 22 and the third pipe 23 are respectively inserted into the corresponding quick connectors up and down to fix the heat exchange device 2.

[0033] In some embodiments, the cover plate 3 is made of Q235 material.

[0034] For example, in actual installation, the heat exchange device 2 is pushed horizontally into the heating furnace flue 1 through the make way groove, and the first pipe 21 is inserted into the first through hole of the heating furnace flue 1; then the heat exchange device 2 is leveled; then the cover plate 3 is pushed horizontally to the make way groove, and the position of the cover plate 3 is adjusted so that the second pipe 22 is inserted into the second through hole of the cover plate 3, and the third pipe 23 is inserted into the third through hole of the cover plate 3 to completely fix the heat exchange device 2; finally, the cover plate 3 is locked on the heating furnace flue 1 with screws.

[0035] In summary, the present invention provides a structure for horizontally installing a heat exchange device in a heating furnace flue. By arranging the heat exchange device in the heating furnace flue and connecting the heat exchange device to the heating furnace flue and a cover plate through pipes respectively to fix the heat exchange device, the heat exchange device can be horizontally installed in the heating furnace flue. The structure is simple, easy to install and operate, and also easy to maintain.

[0036] The above embodiments are only illustrative of the principles and effects of the present invention and are not intended to limit the present invention. Any person familiar with this technology can modify or change the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those with ordinary knowledge in the technical field without departing from the spirit and technical idea disclosed by the present invention should still be covered by the claims of the present invention.

Claims

1. The structure of a heat exchange device horizontally installed in a flue of a heating furnace, characterized in that: include A heating furnace flue, wherein the heating furnace flue is provided with a first connecting portion and a give-way groove; A heat exchange device, wherein the heat exchange device is arranged in the flue of the heating furnace through the give way groove, and pipes are arranged on both sides of the heat exchange device in the width direction, and the pipes are connected to the first connecting portion; A cover plate is movably connected to the flue of the heating furnace, and a second connecting portion is arranged on the cover plate, the second connecting portion is connected to the pipeline, and the cover plate is located on the outer wall of the flue of the heating furnace and is pressed on the give way groove.

2. The structure of the heat exchange device horizontally installed in the flue of the heating furnace according to claim 1, characterized in that: The pipeline includes a first pipeline, a second pipeline and a third pipeline. The first pipeline is located on one side of the heat exchange device in the width direction, and the second pipeline and the third pipeline are located on the other side of the heat exchange device in the width direction.

3. The structure of the heat exchange device horizontally installed in the flue of the heating furnace according to claim 2, characterized in that: The second pipeline is located above the third pipeline.

4. The structure of the heat exchange device horizontally installed in the flue of the heating furnace according to claim 2, characterized in that: The first connecting portion is a first through hole, and the first pipe is inserted into the first through hole.

5. The structure of the heat exchange device horizontally installed in the flue of the heating furnace according to claim 1, characterized in that: The clearance groove is arranged on a side of the heating furnace flue away from the first connecting portion.

6. The structure of the heat exchange device horizontally installed in the flue of the heating furnace according to claim 2, characterized in that: The second connecting portion is a second through hole and a third through hole arranged vertically.

7. The structure of the heat exchange device horizontally installed in the flue of the heating furnace according to claim 6, wherein: The second pipe is inserted into the second through hole, and the third pipe is inserted into the third through hole.

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