CN220339139U - Kiln flue gas waste heat utilization device - Google Patents
Kiln flue gas waste heat utilization device Download PDFInfo
- Publication number
- CN220339139U CN220339139U CN202321811116.4U CN202321811116U CN220339139U CN 220339139 U CN220339139 U CN 220339139U CN 202321811116 U CN202321811116 U CN 202321811116U CN 220339139 U CN220339139 U CN 220339139U
- Authority
- CN
- China
- Prior art keywords
- flue gas
- shell
- water
- pipe
- water pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 239000003546 flue gas Substances 0.000 title claims abstract description 24
- 239000002918 waste heat Substances 0.000 title claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 56
- 238000003756 stirring Methods 0.000 claims abstract description 16
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 241000208125 Nicotiana Species 0.000 claims 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 claims 1
- 239000003517 fume Substances 0.000 claims 1
- 239000000779 smoke Substances 0.000 description 9
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 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
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
The utility model discloses a kiln flue gas waste heat utilization device, which comprises a shell, wherein a flue gas inlet pipe is arranged on the left side of the shell, a flue gas exhaust pipe is arranged on the right side of the shell, baffles are arranged in the shell in an up-down staggered manner, through holes are formed in the baffles, water pipes are fixedly penetrated in the through holes together, and a water inlet pipe and a water outlet pipe are respectively arranged on the left side and the right side of the water pipe; the utility model has reasonable structure and novel design, recovers the heat in the flue gas discharged by the kiln, saves energy and reduces emission, can stir water through the stirring structure, improves the heat exchange efficiency, reduces the heat loss rate of the flue gas, and replaces the heat in the flue gas with hot water for subsequent use.
Description
Technical Field
The utility model relates to the technical field of kiln energy conservation, in particular to a kiln flue gas waste heat utilization device.
Background
After the existing refractory material tunnel kiln flue gas treatment adopts dry desulfurization, SCR denitration and bag type dust collectors, the temperature in the discharged flue gas is about 150 degrees, and most of the flue gas is directly discharged, so that heat in the flue gas is wasted, and energy waste is caused.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model discloses a kiln flue gas waste heat utilization device, which comprises a shell, wherein a flue gas inlet pipe is arranged on the left side of the shell, a flue gas exhaust pipe is arranged on the right side of the shell, baffles are arranged in the shell in a staggered manner up and down, through holes are formed in the baffles, a water pipe is fixedly penetrated in the through holes together, and a water inlet pipe and a water outlet pipe are respectively arranged on the left side and the right side of the water pipe;
the stirring structure comprises a mounting rod arranged between the upper wall and the lower wall of the water pipe, a mounting block is rotatably arranged on the side wall of the mounting rod, and spiral blades are uniformly arranged on the mounting block;
the stirring structures are multiple, and the stirring structures are uniformly arranged in the water pipe along the length direction of the water pipe.
Preferably, the height of the baffle is two-thirds of the height of the shell, and the width of the baffle is matched with the width of the shell.
Preferably, the helical blades on the left and right adjacent stirring structures are opposite in helical direction.
Preferably, the baffle plate is connected with the shell through a reinforcing plate.
The utility model has the following beneficial effects: the utility model has reasonable structure and novel design, recovers the heat in the flue gas discharged by the kiln, saves energy and reduces emission, can stir water through the stirring structure, improves the heat exchange efficiency, reduces the heat loss rate of the flue gas, and replaces the heat in the flue gas with hot water for subsequent use.
Drawings
FIG. 1 is a schematic diagram of the present utility model;
fig. 2 is an enlarged view of a portion of fig. 1.
In the figure: 1-shell, 2-smoke inlet pipe, 3-smoke exhaust pipe, 4-baffle, 5-through hole, 6-water pipe, 7-water inlet pipe, 8-water outlet pipe, 9-mounting rod, 10-mounting block, 11-helical blade and 12-reinforcing plate.
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. 1-2, a kiln flue gas waste heat utilization device comprises a shell 1, wherein a smoke inlet pipe 2 is arranged on the left side of the shell 1, a smoke exhaust pipe 3 is arranged on the right side of the shell 1, high-temperature flue gas in an external kiln enters the shell 1 through the smoke inlet pipe 2 and is exhausted from the smoke exhaust pipe 3, baffles 4 are arranged in the shell 1 in a staggered manner up and down, through holes 5 are formed in the baffles 4, a water pipe 6 is fixedly penetrated in the through holes 5 together, a water inlet pipe 7 and a water outlet pipe 8 are respectively arranged on the left side and the right side of the water pipe 6, cold water is injected into the water pipe 6 through the water inlet pipe 7, the high-temperature flue gas in the shell 1 is contacted with the outer wall of the water pipe 6, cold water in the water pipe 6 is heated through heat exchange, the heated water is exhausted through the water outlet pipe 8, a travelling route of the flue gas is planned through the baffles 4 arranged in the shell 1, and the heat exchange efficiency is improved;
the stirring structure is arranged in the water pipe 6 and comprises a mounting rod 9 mounted between the upper wall and the lower wall of the water pipe 6, a mounting block 10 is rotatably mounted on the side wall of the mounting rod 9, spiral blades 11 are uniformly mounted on the mounting block 10, and when water in the water pipe 6 passes through the spiral blades 11, the spiral blades 11 are rotated to stir the water, so that the heat exchange efficiency is improved;
the stirring structures are a plurality of, and the stirring structures are uniformly arranged in the water pipe 6 along the length direction of the water pipe 6.
Specifically, the height of the baffle 4 is two-thirds of the height of the housing 1, and the width of the baffle 4 matches the width of the housing 1.
Specifically, the spiral direction of the spiral blades 11 on the stirring structures adjacent to each other is opposite, so that the water can be repeatedly stirred, and the heat exchange efficiency can be further improved.
Specifically, the baffle plate 4 is connected to the housing 1 by the reinforcing plate 12, and the connection between the baffle plate 4 and the housing 1 can be reinforced by the reinforcing plate 12.
Examples: the smoke inlet pipe 2 is connected with the kiln, so that smoke enters the shell 1, the water inlet pipe 7 is connected with a water source through a water pump, when hot water is needed, the water pump is started, cold water is injected into the water pipe 6, the discharged smoke and the water are subjected to heat exchange, the water is heated, and the heated water is discharged from the water discharge pipe 8 into the water storage tank for subsequent use.
In the description of the present embodiment, it should be noted that, unless explicitly specified and defined otherwise, the terms 'mounted', 'connected', 'communicating' should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, or can be communicated inside the two components, or can be connected wirelessly or in a wired way. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
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 spirit and scope of the utility model as defined by the appended claims and their equivalents.
Claims (4)
1. The utility model provides a kiln flue gas waste heat utilization device, its characterized in that includes shell (1), shell (1) left side is provided with into tobacco pipe (2), shell (1) right side is provided with and discharges fume pipe (3), crisscross baffle (4) that are provided with from top to bottom in shell (1), through-hole (5) have all been seted up on baffle (4), fixed water pipe (6) of running through jointly in through-hole (5), water pipe (6) left and right sides are provided with inlet tube (7) and drain pipe (8) respectively;
an agitating structure is arranged in the water pipe (6), the agitating structure comprises a mounting rod (9) arranged between the upper wall and the lower wall of the water pipe (6), a mounting block (10) is rotatably arranged on the side wall of the mounting rod (9), and spiral blades (11) are uniformly arranged on the mounting block (10);
the stirring structures are multiple, and the stirring structures are uniformly arranged in the water pipe (6) along the length direction of the water pipe (6).
2. A kiln waste heat utilization device according to claim 1, characterized in that the height of the baffle (4) is two-thirds of the height of the housing (1), and that the width of the baffle (4) matches the width of the housing (1).
3. A kiln waste heat utilization device according to claim 1, wherein the spiral direction of the spiral blades (11) on the stirring structures adjacent to each other is opposite.
4. A kiln waste heat utilization device according to claim 1, characterized in that the baffle (4) is connected with the housing (1) by a reinforcing plate (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321811116.4U CN220339139U (en) | 2023-07-11 | 2023-07-11 | Kiln flue gas waste heat utilization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321811116.4U CN220339139U (en) | 2023-07-11 | 2023-07-11 | Kiln flue gas waste heat utilization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220339139U true CN220339139U (en) | 2024-01-12 |
Family
ID=89443516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321811116.4U Active CN220339139U (en) | 2023-07-11 | 2023-07-11 | Kiln flue gas waste heat utilization device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220339139U (en) |
-
2023
- 2023-07-11 CN CN202321811116.4U patent/CN220339139U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |