CN219914026U - Tunnel kiln flue gas waste heat utilization system - Google Patents
Tunnel kiln flue gas waste heat utilization system Download PDFInfo
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- CN219914026U CN219914026U CN202321632350.0U CN202321632350U CN219914026U CN 219914026 U CN219914026 U CN 219914026U CN 202321632350 U CN202321632350 U CN 202321632350U CN 219914026 U CN219914026 U CN 219914026U
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- waste heat
- pipe
- tunnel kiln
- cavity
- water
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- 239000002918 waste heat Substances 0.000 title claims abstract description 53
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 239000003546 flue gas Substances 0.000 title claims abstract description 18
- 238000010521 absorption reaction Methods 0.000 claims abstract description 20
- 238000001816 cooling Methods 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 96
- 239000004065 semiconductor Substances 0.000 claims description 13
- 238000005192 partition Methods 0.000 claims description 10
- 238000010248 power generation Methods 0.000 abstract 3
- 238000005265 energy consumption Methods 0.000 description 5
- 239000002699 waste material Substances 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 239000003082 abrasive agent Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model discloses a tunnel kiln flue gas waste heat utilization system, which comprises a base and a tunnel kiln main body, wherein the tunnel kiln main body is arranged on the upper surface of the base, the tunnel kiln main body is sequentially provided with a preheating zone, a high-temperature zone and a cooling zone from front to back, a waste heat absorption component is correspondingly arranged in the high-temperature zone, a thermoelectric power generation component is arranged on one side of the upper surface of the base, the waste heat absorption component is correspondingly communicated with the thermoelectric power generation component, a waste heat utilization component is correspondingly arranged in the preheating zone, and the waste heat utilization component is correspondingly communicated with the thermoelectric power generation component.
Description
Technical Field
The utility model relates to the technical field of waste heat utilization, in particular to a tunnel kiln flue gas waste heat utilization system.
Background
Tunnel kiln is a kiln similar to tunnel with carrier such as kiln car built by refractory material, thermal insulation material and building material, is a modern continuous firing thermal equipment, widely used in ceramic product firing production, and also has application in metallurgical industry such as abrasive material.
At present, the quantity of coal gangue brickmaking tunnel kilns in China exceeds 6000, and the tunnel kilns can generate a large amount of heat when energy consumption is carried out, and a large part of the heat cannot be fully utilized, so that great waste is caused, and therefore, a tunnel kiln flue gas waste heat utilization system is provided.
Disclosure of Invention
The utility model aims to overcome the existing defects, and provides a tunnel kiln flue gas waste heat utilization system which can absorb, generate and assist in preheating waste heat generated by energy consumption in the middle of a tunnel kiln main body, can effectively utilize the tunnel kiln flue gas waste heat, avoids heat waste, is beneficial to saving and protecting the environment, and can effectively solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a tunnel cave flue gas waste heat utilization system, includes base and tunnel cave main part, the upper surface of base is arranged in to the tunnel cave main part, the tunnel cave main part is preheating zone, high temperature area and cooling band in proper order from front to back, waste heat absorption subassembly is installed in the inside correspondence in high temperature area, thermoelectric generation subassembly is installed to one side of base upper surface, waste heat absorption subassembly corresponds the intercommunication with thermoelectric generation subassembly, waste heat utilization subassembly is installed in the inside correspondence in preheating zone, waste heat utilization subassembly corresponds the intercommunication with thermoelectric generation subassembly.
As a preferable technical scheme of the utility model, the waste heat absorbing assembly comprises a spiral heat absorbing water pipe, a first water inlet pipe and a first water outlet pipe, wherein the spiral heat absorbing water pipe is fixed at a position of the inner wall of the tunnel kiln main body, which is positioned in a high-temperature zone, and the two ends of the spiral heat absorbing water pipe are respectively communicated and fixed with the first water inlet pipe and the first water outlet pipe which extend to the outside of the tunnel kiln main body.
As a preferable technical scheme of the utility model, the thermoelectric generation assembly comprises a shell, a partition plate, a first cavity, a semiconductor thermoelectric generation sheet and a second cavity, wherein the shell is fixed on the upper surface of a base, the inner cavity of the shell is divided into the first cavity and the second cavity through the partition plate, the semiconductor thermoelectric generation sheet is embedded in the side surface of the partition plate in an average distribution manner, two sides of the semiconductor thermoelectric generation sheet are respectively communicated with the first cavity and the second cavity in a contact manner, and the first water outlet pipe is correspondingly communicated with the upper part of the rear side of the first cavity.
As a preferable technical scheme of the utility model, the waste heat utilization assembly comprises a spiral heat release water pipe, a water inlet pipe II and a water outlet pipe II, wherein the spiral heat release water pipe is fixed at the position of the inner wall of the tunnel kiln main body, which is positioned in the preheating zone, two ends of the spiral heat release water pipe are respectively communicated and fixed with a water inlet pipe II and a water outlet pipe II which extend to the outside of the tunnel kiln main body, the water inlet pipe II is correspondingly communicated with the lower part of the front side of the first chamber, and the water outlet pipe II is communicated with the front side of the second chamber.
As a preferable technical scheme of the utility model, a connecting pipe correspondingly communicated with the cooling belt is fixedly communicated with the rear side of the second chamber.
As a preferable technical scheme of the utility model, the first water inlet pipe, the first water outlet pipe, the second water inlet pipe, the second water outlet pipe and the connecting pipe are respectively provided with valves correspondingly.
Compared with the prior art, the utility model has the beneficial effects that: this tunnel cave flue gas waste heat utilization system, rational in infrastructure practical, the simple operation through the waste heat absorption subassembly, can absorb the tunnel cave main part high temperature area when carrying out the energy consumption and produce thermal waste heat to generate electricity through thermoelectric generation subassembly, can also get into the preheating zone through the waste heat utilization subassembly and carry out supplementary preheating and use, to sum up the operation, can carry out effectual utilization to tunnel cave flue gas waste heat, avoided thermal waste, be favorable to practicing thrift the environmental protection.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic view of a part of the structure of the present utility model.
Fig. 3 is a schematic view of the structure of the waste heat absorbing assembly of the present utility model.
Fig. 4 is a schematic structural diagram of a semiconductor thermoelectric generation sheet according to the present utility model.
Fig. 5 is a schematic structural view of the waste heat utilization assembly of the present utility model.
In the figure: the device comprises a base 1, a tunnel kiln main body 2, a preheating zone 3, a high-temperature zone 4, a cooling zone 5, a waste heat absorption assembly 6, a spiral heat absorption water pipe 61, a first water inlet pipe 62, a first water outlet pipe 63, a thermoelectric generation assembly 7, a shell 71, a partition plate 72, a first chamber 73, a semiconductor thermoelectric generation sheet 74, a second chamber 75, a waste heat utilization assembly 8, a spiral heat release water pipe 81, a second water inlet pipe 82, a second water outlet pipe 83, a connecting pipe 9 and a valve 10.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a tunnel cave flue gas waste heat utilization system, including base 1 and tunnel cave main part 2, the upper surface of base 1 is arranged in to tunnel cave main part 2, tunnel cave main part 2 is preheating zone 3, high temperature zone 4 and cooling zone 5 in proper order from the front to the back, waste heat absorption subassembly 6 is installed to the inside correspondence in high temperature zone 4, thermoelectric generation subassembly 7 is installed to one side of base 1 upper surface, waste heat absorption subassembly 6 corresponds the intercommunication with thermoelectric generation subassembly 7, waste heat utilization subassembly 8 is installed to the inside correspondence in preheating zone 3, waste heat utilization subassembly 8 corresponds the intercommunication with thermoelectric generation subassembly 7.
Specifically, as shown in fig. 3, the waste heat absorbing assembly 6 includes a spiral heat absorbing water pipe 61, a first water inlet pipe 62 and a first water outlet pipe 63, the spiral heat absorbing water pipe 61 is fixed at a position where the inner wall of the tunnel kiln main body 2 is located inside the high temperature zone 4, two ends of the spiral heat absorbing water pipe 61 are respectively communicated and fixed with the first water inlet pipe 62 and the first water outlet pipe 63 which extend to the outside of the tunnel kiln main body 2, and waste heat of a large amount of heat generated by the high temperature zone 4 during energy consumption of the tunnel kiln main body 2 can be absorbed through the spiral heat absorbing water pipe 61.
Specifically, as shown in fig. 4, the thermoelectric generation assembly 7 includes a housing 71, a partition plate 72, a first chamber 73, a semiconductor thermoelectric generation sheet 74 and a second chamber 75, the housing 71 is fixed on the upper surface of the base 1, the inner cavity of the housing 71 is partitioned into the first chamber 73 and the second chamber 75 by the partition plate 72, the semiconductor thermoelectric generation sheet 74 is embedded in the side surface of the partition plate 72 in an evenly distributed manner, two sides of the semiconductor thermoelectric generation sheet 74 are respectively in contact communication with the first chamber 73 and the second chamber 75, the first water outlet pipe 63 is correspondingly communicated with the upper part of the rear side of the first chamber 73, and the semiconductor thermoelectric generation sheet 74 can be utilized to generate electricity through the temperature difference generated by the low-temperature water entering the second chamber 75 and the high-temperature water flowing into the first chamber 73.
Specifically, as shown in fig. 5, the waste heat utilization component 8 comprises a spiral heat release water pipe 81, a water inlet pipe two 82 and a water outlet pipe two 83, the spiral heat release water pipe 81 is fixed at the position where the inner wall of the tunnel kiln main body 2 is located inside the preheating zone 3, two ends of the spiral heat release water pipe 81 are respectively communicated and fixed with a water inlet pipe two 82 and a water outlet pipe two 83 which extend to the outside of the tunnel kiln main body 2, the water inlet pipe two 82 is correspondingly communicated with the lower part of the front side of the first chamber 73, the water outlet pipe two 83 is communicated with the front side of the second chamber 75, and high-temperature water flowing into the first chamber 73 after absorbing waste heat enters the spiral heat release water pipe 81 located inside the preheating zone 3 through the water inlet pipe two 82, so that auxiliary preheating can be performed.
Further, a connection pipe 9 corresponding to the cooling belt 5 is fixed to the rear side of the second chamber 75, specifically, the low-temperature water in the second chamber 75 is led into the first water inlet pipe 62 through the connection pipe 9 for auxiliary cooling, and the low-temperature water in the second chamber 75 is led into the spiral heat absorption water pipe 61 for circulation heat absorption through the connection pipe 9.
Further, the first water inlet pipe 62, the first water outlet pipe 63, the second water inlet pipe 82, the second water outlet pipe 83 and the connecting pipe 9 are respectively correspondingly provided with a valve 10, and the valve 10 is used for controlling the opening and closing of the first water inlet pipe 62, the first water outlet pipe 63, the second water inlet pipe 82, the second water outlet pipe 83 and the connecting pipe 9.
When in use:
the first water inlet pipe 62 is correspondingly communicated with an external water source, water flows through the spiral heat absorption water pipe 61, a large amount of heat generated by the high-temperature zone 4 during energy consumption of the tunnel kiln main body 2 can be absorbed, then, the high-temperature water after the waste heat absorption flows into the first cavity 73 through the first water outlet pipe 63, and enters the spiral heat release water pipe 81 positioned in the preheating zone 3 through the second water inlet pipe 82 for auxiliary preheating, the low-temperature water after the preheating enters the second cavity 75 through the second water outlet pipe 83, the temperature difference generated by the low-temperature water entering the second cavity 75 and the high-temperature water flowing into the first cavity 73 can be utilized for generating electricity through the semiconductor thermoelectric generation sheet 74, the waste heat of the tunnel kiln flue gas is converted into electric energy for storage, the comprehensive operation can be utilized effectively, the waste of the heat is avoided, the waste of the heat is beneficial to saving and environmental protection, and finally, the low-temperature water entering the second cavity 75 through the connecting pipe 9 can be used for auxiliary cooling.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a tunnel cave flue gas waste heat utilization system, includes base (1) and tunnel cave main part (2), the upper surface of base (1) is arranged in to tunnel cave main part (2), tunnel cave main part (2) are preheating zone (3), high temperature area (4) and cooling band (5) in proper order after to in the past, its characterized in that: the waste heat absorption device is characterized in that the waste heat absorption assembly (6) is correspondingly arranged in the high-temperature belt (4), the thermoelectric generation assembly (7) is arranged on one side of the upper surface of the base (1), the waste heat absorption assembly (6) is correspondingly communicated with the thermoelectric generation assembly (7), the waste heat utilization assembly (8) is correspondingly arranged in the preheating belt (3), and the waste heat utilization assembly (8) is correspondingly communicated with the thermoelectric generation assembly (7).
2. The tunnel kiln flue gas waste heat utilization system according to claim 1, wherein: the waste heat absorption assembly (6) comprises a spiral heat absorption water pipe (61), a first water inlet pipe (62) and a first water outlet pipe (63), the spiral heat absorption water pipe (61) is fixed at the position, inside the high-temperature zone (4), of the inner wall of the tunnel kiln main body (2), and the first water inlet pipe (62) and the first water outlet pipe (63) extending to the outside of the tunnel kiln main body (2) are respectively communicated and fixed at two ends of the spiral heat absorption water pipe (61).
3. The tunnel kiln flue gas waste heat utilization system according to claim 2, wherein: the thermoelectric generation assembly (7) comprises a shell (71), a partition plate (72), a first cavity (73), a semiconductor thermoelectric generation sheet (74) and a second cavity (75), wherein the shell (71) is fixed on the upper surface of a base (1), the inner cavity of the shell (71) is divided into the first cavity (73) and the second cavity (75) through the partition plate (72), the semiconductor thermoelectric generation sheet (74) is embedded in the side surface of the partition plate (72) in an evenly distributed mode, two sides of the semiconductor thermoelectric generation sheet (74) are respectively in contact communication with the first cavity (73) and the second cavity (75), and the first water outlet pipe (63) is correspondingly communicated with the upper portion of the rear side of the first cavity (73).
4. A tunnel kiln flue gas waste heat utilization system according to claim 3, wherein: the waste heat utilization assembly (8) comprises a spiral heat release water pipe (81), a water inlet pipe II (82) and a water outlet pipe II (83), the spiral heat release water pipe (81) is fixed at the position, inside the preheating zone (3), of the inner wall of the tunnel kiln main body (2), two ends of the spiral heat release water pipe (81) are respectively communicated and fixed with the water inlet pipe II (82) and the water outlet pipe II (83) which extend to the outside of the tunnel kiln main body (2), the water inlet pipe II (82) is correspondingly communicated with the lower part of the front side of the first cavity (73), and the water outlet pipe II (83) is communicated with the front side of the second cavity (75).
5. The tunnel kiln flue gas waste heat utilization system according to claim 4, wherein: and a connecting pipe (9) correspondingly communicated with the cooling belt (5) is fixedly communicated with the rear side of the second chamber (75).
6. The tunnel kiln flue gas waste heat utilization system according to claim 5, wherein: the first water inlet pipe (62), the first water outlet pipe (63), the second water inlet pipe (82), the second water outlet pipe (83) and the connecting pipe (9) are respectively correspondingly provided with a valve (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321632350.0U CN219914026U (en) | 2023-06-26 | 2023-06-26 | Tunnel kiln flue gas waste heat utilization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321632350.0U CN219914026U (en) | 2023-06-26 | 2023-06-26 | Tunnel kiln flue gas waste heat utilization system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219914026U true CN219914026U (en) | 2023-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321632350.0U Active CN219914026U (en) | 2023-06-26 | 2023-06-26 | Tunnel kiln flue gas waste heat utilization system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219914026U (en) |
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2023
- 2023-06-26 CN CN202321632350.0U patent/CN219914026U/en active Active
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