CN219414839U - Heat accumulating type combustion heating furnace's heat accumulation structure - Google Patents
Heat accumulating type combustion heating furnace's heat accumulation structure Download PDFInfo
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- CN219414839U CN219414839U CN202320068564.3U CN202320068564U CN219414839U CN 219414839 U CN219414839 U CN 219414839U CN 202320068564 U CN202320068564 U CN 202320068564U CN 219414839 U CN219414839 U CN 219414839U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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Abstract
The utility model discloses a heat accumulating structure of a heat accumulating type combustion heating furnace, which is provided with a shell, a working medium heat exchange pipeline, a built-in heat accumulating chamber, a flue gas pipeline and a combustion chamber; the working medium heat exchange pipeline is arranged between the shell and the built-in regenerator, the combustion chamber is provided with a smoke inlet, the built-in regenerator is communicated with the smoke inlet of the combustion chamber through the smoke pipeline, and ash dropping holes are further distributed at the bottom of the combustion chamber; the heat exchange is carried out on the working medium in the heat storage chamber and the working medium heat exchange pipeline; the outer wall of the shell is provided with a working medium inlet valve and a working medium outlet valve, the working medium inlet valve is connected with the inlet end of the working medium heat exchange pipeline, and the working medium outlet valve is connected with the outlet end of the working medium heat exchange pipeline. The heat storage type combustion furnace has the advantages that the structure is simple, the operation is convenient, the heat in the combustion furnace can be stored in time, the stored heat can be directly released, the energy is saved, the environment is protected, and the problem that the stored heat cannot be directly released in the heat storage chamber of the existing heat storage type combustion furnace is solved.
Description
Technical Field
The utility model belongs to the technical field of regenerative combustion furnaces, and particularly relates to a regenerative structure of a regenerative combustion heating furnace.
Background
The regenerative combustion furnace is a device for storing heat in the combustion furnace, adopts independently arranged regenerators or regenerative burners, can preheat air or coal gas, is used for various heating furnaces, and can also be used for high-temperature heat treatment furnaces. Compared with the traditional combustion furnace, the regenerative combustion furnace has obvious energy-saving and environment-friendly effects.
At present, the problem that the heat accumulation chamber of the heat accumulation type combustion furnace can not directly release the stored heat exists, and the stored energy is not released in time, so that the subsequent energy can not be stored, and the energy loss is caused.
Disclosure of Invention
The utility model aims to provide a heat accumulating structure of a heat accumulating type combustion heating furnace, which solves the problem that the traditional heat accumulating type combustion heating furnace cannot directly release stored heat, so that energy is lost.
The technical scheme for solving the technical problems is as follows: a heat accumulating structure of a heat accumulating type combustion heating furnace comprises a shell, a working medium heat exchange pipeline, a built-in heat accumulating chamber, a flue gas pipeline and a combustion chamber; the working medium heat exchange pipeline is positioned between the shell and the built-in heat storage chamber, the combustion chamber is provided with a smoke inlet, the built-in heat storage chamber is communicated with the smoke inlet of the combustion chamber through the smoke pipeline, and ash dropping holes are further distributed at the bottom of the combustion chamber;
the heat exchange is carried out between the built-in regenerator and the working medium in the working medium heat exchange pipeline; the outer wall of the shell is provided with a working medium inlet valve and a working medium outlet valve, the working medium inlet valve is connected with the inlet end of the working medium heat exchange pipeline, and the working medium outlet valve is connected with the outlet end of the working medium heat exchange pipeline.
As a heat accumulating structure preferable scheme of the heat accumulating type combustion heating furnace, the outer wall of the shell is also provided with a smoke outlet valve which is communicated with the smoke pipeline.
As a preferable scheme of the heat accumulating structure of the heat accumulating type combustion heating furnace, the flue gas pipeline is spirally wound at the periphery of the combustion chamber at 90 degrees; the working medium heat exchange pipeline is spirally wound at 90 degrees on the inner side of the shell.
As a heat accumulating structure preferable scheme of the heat accumulating type combustion heating furnace, the bottom of the combustion chamber is provided with a coal ash bucket, the outer wall of the shell is provided with an air valve, and the air valve is connected to an air inlet at the position of the coal ash bucket through an air conveying pipeline.
As a preferable scheme of the heat storage structure of the heat storage type combustion heating furnace, the working medium in the working medium heat exchange pipeline adopts water.
The beneficial effects of the utility model are as follows: the device is provided with a shell, a working medium heat exchange pipeline, a built-in regenerative chamber, a flue gas pipeline and a combustion chamber; the working medium heat exchange pipeline is arranged between the shell and the built-in regenerator, the combustion chamber is provided with a smoke inlet, the built-in regenerator is communicated with the smoke inlet of the combustion chamber through the smoke pipeline, and ash dropping holes are further distributed at the bottom of the combustion chamber; the heat exchange is carried out on the working medium in the heat storage chamber and the working medium heat exchange pipeline; the outer wall of the shell is provided with a working medium inlet valve and a working medium outlet valve, the working medium inlet valve is connected with the inlet end of the working medium heat exchange pipeline, and the working medium outlet valve is connected with the outlet end of the working medium heat exchange pipeline. The heat storage type combustion furnace has the advantages that the structure is simple, the operation is convenient, the heat in the combustion furnace can be stored in time, the stored heat can be directly released, the energy is saved, the environment is protected, and the problem that the stored heat cannot be directly released in the heat storage chamber of the existing heat storage type combustion furnace is solved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those skilled in the art from this disclosure that the drawings described below are merely exemplary and that other embodiments may be derived from the drawings provided without undue effort.
The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the scope of the utility model.
Fig. 1 is a schematic view of the whole heat accumulating structure of a heat accumulating type combustion heating furnace according to an embodiment of the present utility model;
fig. 2 is a schematic diagram of a first section of a heat storage structure of a heat storage type combustion heating furnace according to an embodiment of the present utility model;
fig. 3 is a schematic diagram of a second section of a heat storage structure of a heat storage type combustion heating furnace according to an embodiment of the present utility model;
fig. 4 is a schematic diagram of a third cross section of a heat accumulating structure of a heat accumulating type combustion heating furnace according to an embodiment of the present utility model.
In the figure, 1, a shell; 2. a working medium heat exchange pipeline; 3. a regenerator is arranged in the furnace; 4. a flue gas duct; 5. a combustion chamber; 6. a flue gas inlet; 7. an ash falling hole; 8. a working medium inlet valve; 9. a working medium outlet valve; 10. a flue gas outlet valve; 11. a coal ash bucket; 12. an air valve; 13. an air delivery conduit; 14. an air inlet.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
Referring to fig. 1, 2, 3 and 4, an embodiment of the present utility model provides a heat storage structure of a heat storage type combustion heating furnace, which includes a housing 1, a working medium heat exchange pipeline 2, a built-in heat storage chamber 3, a flue gas pipeline 4 and a combustion chamber 5; the working medium heat exchange pipeline 2 is arranged between the shell 1 and the built-in regenerator 3, the combustion chamber 5 is provided with a flue gas inlet 6, the built-in regenerator 3 is communicated with the flue gas inlet 6 of the combustion chamber 5 through the flue gas pipeline 4, and ash dropping holes 7 are further distributed at the bottom of the combustion chamber 5;
wherein, the heat exchange is carried out between the heat storage chamber 3 and the working medium in the working medium heat exchange pipeline 2; the outer wall of the shell 1 is provided with a working medium inlet valve 8 and a working medium outlet valve 9, the working medium inlet valve 8 is connected to the inlet end of the working medium heat exchange pipeline 2, and the working medium outlet valve 9 is connected to the outlet end of the working medium heat exchange pipeline 2; the outer wall of the shell 1 is also provided with a smoke outlet valve 10, and the smoke outlet valve 10 is communicated with the smoke pipeline 4.
In this embodiment, the flue gas inlet 6 fixed at the upper part of the combustion chamber 5 can ensure that flue gas smoothly enters the flue gas pipeline 4, and the flue gas outlet valve 10 on the shell 1 ensures that flue gas smoothly leaves the pipeline. The flue gas outlet valve 10 and the flue gas pipeline 4 are welded on the surface of the shell 1 through a welding method. Meanwhile, the ash falling holes 7 are arranged, so that smooth discharge of coal ash is ensured, the inlet and outlet amount of oxygen is increased, and the combustion stability is ensured.
Wherein, the shell 1 is provided with a working medium inlet valve 8 and a working medium outlet valve 9, and the working medium inlet valve 8 and the working medium outlet valve 9 are welded on the surface of the shell 1 by a welding method.
Wherein the flue gas inlet 6 is the inlet of the flue gas pipeline 4, the flue gas outlet valve 10 is the outlet of the flue gas pipeline 4, the working medium inlet valve 8 is the working medium inlet of the working medium heat exchange pipeline 2, and the working medium outlet valve 9 is the working medium outlet of the working medium heat exchange pipeline 2.
In the embodiment, the flue gas pipeline 4 is spirally wound at 90 degrees on the periphery of the combustion chamber 5; the working medium heat exchange pipeline 2 is spirally wound at 90 degrees and arranged on the inner side of the shell 1.
Specifically, the flue gas pipeline 4 and the working medium heat exchange pipeline 2 are in a 90-degree spiral winding mode, so that the heating area is increased, and more heat is stored in the regenerator.
The working medium in the working medium heat exchange pipeline 2 adopts water, the water enters from the working medium inlet valve 8, the working medium outlet pipe valve is discharged, and the lower inlet and upper outlet modes are adopted, so that the heat exchange effect is ensured.
In this embodiment, the bottom of the combustion chamber 5 is provided with a soot hopper 11, the outer wall of the housing 1 is provided with an air valve 12, and the air valve 12 is connected to an air inlet 14 at the position of the soot hopper 11 through an air delivery pipe 13.
Specifically, after the fuel is combusted in the hearth, the coal ash falls into the coal ash hopper 11 along the ash falling hole 7, so that smooth discharge of the coal ash is ensured, the air valve 12 and the air conveying pipeline 13 increase the inlet and outlet amount of oxygen, and the combustion stability is ensured.
In summary, the utility model is provided with a shell 1, a working medium heat exchange pipeline 2, a built-in regenerator 3, a flue gas pipeline 4 and a combustion chamber 5; the working medium heat exchange pipeline 2 is arranged between the shell 1 and the built-in regenerator 3, the combustion chamber 5 is provided with a flue gas inlet 6, the built-in regenerator 3 is communicated with the flue gas inlet 6 of the combustion chamber 5 through the flue gas pipeline 4, and ash dropping holes 7 are further distributed at the bottom of the combustion chamber 5; the heat exchange is carried out on the working medium in the heat storage chamber 3 and the working medium heat exchange pipeline 2; the outer wall of the shell 1 is provided with a working medium inlet valve 8 and a working medium outlet valve 9, the working medium inlet valve 8 is connected with the inlet end of the working medium heat exchange pipeline 2, and the working medium outlet valve 9 is connected with the outlet end of the working medium heat exchange pipeline 2. When the combustion device is used, after fuel is combusted in the hearth, coal ash falls into the coal ash hopper 11 along the ash falling holes 7, smooth discharge of the coal ash is guaranteed, the air valve 12 and the air conveying pipeline 13 increase the inlet and outlet amount of oxygen, and combustion stability is guaranteed. The generated flue gas flows in the flue gas pipeline 4 through the flue gas inlet 6 and is transmitted to the flue gas outlet valve 10, and meanwhile, the heat of the flue gas is transmitted to the heat storage chamber, so that the waste heat utilization of the flue gas is realized, and meanwhile, the problems of combustion and heat storage separation of the traditional heat storage type heating furnace are solved. The heat is received by the heat storage chamber, at the moment, the heat exchange working medium enters from the working medium inlet valve 8 by means of the working medium heat exchange pipeline 2 arranged on the inner side of the shell 1, flows in the working medium heat exchange pipeline 2, exchanges heat with the heat storage chamber and is discharged through the working medium outlet valve 9. The heat storage type combustion furnace has the advantages that the structure is simple, the operation is convenient, the heat in the combustion furnace can be stored in time, the stored heat can be directly released, the energy is saved, the environment is protected, and the problem that the stored heat cannot be directly released in the heat storage chamber of the existing heat storage type combustion furnace is solved.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (5)
1. The heat accumulating structure of the heat accumulating type combustion heating furnace is characterized by comprising a shell (1), a working medium heat exchange pipeline (2), a built-in heat accumulating chamber (3), a flue gas pipeline (4) and a combustion chamber (5); the working medium heat exchange pipeline (2) is positioned between the shell (1) and the built-in regenerative chamber (3), the combustion chamber (5) is provided with a flue gas inlet (6), the built-in regenerative chamber (3) is communicated with the flue gas inlet (6) of the combustion chamber (5) through the flue gas pipeline (4), and ash falling holes (7) are further distributed at the bottom of the combustion chamber (5);
the heat exchange is carried out on the working medium in the built-in regenerator (3) and the working medium heat exchange pipeline (2); the outer wall of the shell (1) is provided with a working medium inlet valve (8) and a working medium outlet valve (9), the working medium inlet valve (8) is connected with the inlet end of the working medium heat exchange pipeline (2), and the working medium outlet valve (9) is connected with the outlet end of the working medium heat exchange pipeline (2).
2. The heat accumulating structure of the heat accumulating type combustion heating furnace according to claim 1, wherein a smoke outlet valve (10) is further arranged on the outer wall of the shell (1), and the smoke outlet valve (10) is communicated with the smoke pipeline (4).
3. A regenerative structure of a regenerative combustion heating furnace according to claim 1, characterized in that the flue gas duct (4) is spirally arranged at the periphery of the combustion chamber (5) at 90 °; the working medium heat exchange pipeline (2) is spirally wound at 90 degrees and is arranged on the inner side of the shell (1).
4. A regenerative structure of a regenerative combustion heating furnace according to claim 1, characterized in that the bottom of the combustion chamber (5) is provided with a coal ash hopper (11), the outer wall of the housing (1) is provided with an air valve (12), and the air valve (12) is connected to an air inlet (14) at the position of the coal ash hopper (11) through an air conveying pipeline (13).
5. The heat storage structure of the heat storage type combustion heating furnace according to claim 1, wherein the working medium in the working medium heat exchange pipeline (2) adopts water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320068564.3U CN219414839U (en) | 2023-01-10 | 2023-01-10 | Heat accumulating type combustion heating furnace's heat accumulation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320068564.3U CN219414839U (en) | 2023-01-10 | 2023-01-10 | Heat accumulating type combustion heating furnace's heat accumulation structure |
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| Publication Number | Publication Date |
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| CN219414839U true CN219414839U (en) | 2023-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320068564.3U Active CN219414839U (en) | 2023-01-10 | 2023-01-10 | Heat accumulating type combustion heating furnace's heat accumulation structure |
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| Country | Link |
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| CN (1) | CN219414839U (en) |
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2023
- 2023-01-10 CN CN202320068564.3U patent/CN219414839U/en active Active
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