CN220039145U - Waste gas treatment device with residual heat recovery function - Google Patents
Waste gas treatment device with residual heat recovery function Download PDFInfo
- Publication number
- CN220039145U CN220039145U CN202321715682.5U CN202321715682U CN220039145U CN 220039145 U CN220039145 U CN 220039145U CN 202321715682 U CN202321715682 U CN 202321715682U CN 220039145 U CN220039145 U CN 220039145U
- Authority
- CN
- China
- Prior art keywords
- treatment device
- heat recovery
- coil pipe
- group
- coil
- 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.)
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Links
- 238000011084 recovery Methods 0.000 title claims abstract description 11
- 239000002912 waste gas Substances 0.000 title description 2
- 239000002893 slag Substances 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 4
- 238000002485 combustion reaction Methods 0.000 abstract description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 8
- 239000003546 flue gas Substances 0.000 description 8
- 150000004645 aluminates Chemical class 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 235000019504 cigarettes Nutrition 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910001570 bauxite Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- XFWJKVMFIVXPKK-UHFFFAOYSA-N calcium;oxido(oxo)alumane Chemical compound [Ca+2].[O-][Al]=O.[O-][Al]=O XFWJKVMFIVXPKK-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 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
- 238000009792 diffusion process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910017053 inorganic salt Inorganic materials 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Chimneys And Flues (AREA)
Abstract
The utility model discloses an exhaust gas treatment device with residual heat recovery, which comprises a coil group, wherein a collecting shell is arranged on the outer side of the coil group, a fan and an exhaust pipe are arranged on the side wall of the collecting shell, the exhaust pipe is communicated with an air supply system of a calciner, and a door is arranged on the other side wall of the collecting shell, so that the flow rate of air is greatly increased by using the fan, the cooling effect of the coil group is better, the exhausted hot air is led into a hearth, the combustion efficiency is improved, and the reutilization of residual heat is realized.
Description
Technical Field
The utility model relates to the technical field of aluminate production, in particular to an exhaust gas treatment device with residual temperature recovery.
Background
The calcium aluminate is an inorganic salt, which is composed of alumina and calcium oxide as main components, and is used for removing deoxidization, desulfurization and slag removal in steel, in the production process, bauxite and limestone are crushed according to a certain proportion, and then are formed into balls (powder), and the balls (powder) are sent into a calciner, calcined and cooled at 1300 ℃, and then crushed and packaged, thus obtaining the aluminate product.
The flue gas that calciner produced in the in-process of using has higher temperature, needs to use heat sink to the flue gas cooling before carrying out exhaust-gas treatment, and current cooling mode is to use the coil pipe, and through the length that increases the flue gas and flow through, gives off the temperature in the air, and some calciners are owing to the volume is great, and the coil pipe volume great length that needs is longer. The existing coil pipe not only occupies larger space, but also dissipates the residual heat into the air in the cooling process, so that energy is wasted.
Disclosure of Invention
The utility model aims to overcome the defect that the residual heat of an aluminate calciner in the calcination process is not utilized in the prior art, and provides an exhaust gas treatment device with residual heat recovery.
The utility model is realized by the following technical scheme: the utility model provides an exhaust treatment device with surplus heat is retrieved, includes coil pipe group, the outside of coil pipe group is provided with collects the shell, be provided with fan and exhaust pipe on collecting the lateral wall of shell, exhaust pipe and calciner's air feed system intercommunication, be provided with the door on collecting the other lateral wall of shell.
Further, the coil group is a U-shaped coil which is vertically arranged, the coil group is spirally arranged, and the collecting housing is arranged on the outer side of the coil group.
Further, the fan is arranged on one side of the air outlet end of the coil group, the exhaust pipe is arranged on one side of the air inlet end of the coil group, and the top of the collecting shell is provided with a safety valve.
Further, the doors are arranged along the length direction of the coil pipe group, and the doors are a group of opposite-opening doors.
Further, a slag discharging valve is arranged at the bottom of the coil group, and the bottom of the slag discharging valve penetrates through the bottom of the collecting shell.
Further, an electric butterfly valve is arranged on the exhaust pipe.
The utility model has the beneficial effects that: the side wall of the collecting shell is provided with the fan and the exhaust pipe, the exhaust pipe is communicated with the air supply system of the calciner, the fan is arranged on one side of the air outlet end of the coil pipe group, the exhaust pipe is arranged on one side of the air inlet end of the coil pipe group, when the air collecting shell is used, the fan blows air from one side of the air outlet end to the air inlet end, the air with low temperature blows air to one side with high temperature, the temperature of the coil pipe group on one side of the air inlet end is relatively reduced, the cooling of flue gas by the coil pipe group is more facilitated, meanwhile, the flow rate of the air is greatly increased by the fan, the cooling effect of the coil pipe group is better, the discharged hot air is led into the hearth, the combustion efficiency is improved, and the reutilization of waste heat is realized.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the overall structure of another angle of the present utility model;
FIG. 3 is a schematic view of the internal structure of the present utility model;
wherein: 1. collecting the shell; 101. a door; 102. a safety valve; 2. a fan; 3. an exhaust pipe; 301. an electric butterfly valve; 4. a slag discharging valve; 401. a coil group.
Detailed Description
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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.
Examples
As shown in fig. 1-3: the utility model provides an exhaust treatment device with surplus heat is retrieved, including the coil pipe group, the outside of coil pipe group is provided with collects the shell, the coil pipe group is the U type coil pipe of vertical setting, the coil pipe group spiral sets up, the coil pipe group of spiral setting has reduced occupation space, collect the shell cover and establish in the outside of coil pipe group, the heat cage that will give off is inside collecting the shell, the bottom of coil pipe group is provided with the scum valve, the bottom of scum valve runs through the bottom of collecting the shell, the inlet end intercommunication calciner of coil pipe group when using, the flue gas after burning passes through from the coil pipe group is inside, the flue gas is outside diffusion with heat when passing through the coil pipe group, after using certain time, the inside of coil pipe group can pile up cigarette ash, when clearing up, open the scum valve, charge into the inside of coil pipe group and dash out, the cigarette ash of inside is cleared up to the charge air that can be inside repeatedly, guarantee the result of use.
The side wall of the collecting shell is provided with a fan and an exhaust pipe, the exhaust pipe is communicated with the air supply system of the calciner, the fan is arranged on one side of the air outlet end of the coil pipe group, the exhaust pipe is arranged on one side of the air inlet end of the coil pipe group, when the air conditioner is used, the fan blows air from one side of the air outlet end to the air inlet end, because the temperature of the air inlet end of the coil pipe group is higher than that of the air outlet end, air with lower temperature is blown out from one side of the air outlet end to the air inlet end, and air with certain heat is discharged from the exhaust pipe, and discharged hot air is led into a hearth, so that the combustion efficiency is improved, and the reutilization of waste heat is realized. And blow to the inlet end from the end of giving vent to anger, blow the air that the temperature is low to the one side that the temperature is high, the relative temperature that has reduced the coil pipe group of inlet end one side, more be favorable to using the coil pipe group to cool down to the flue gas, use the flow rate of fan greatly increased air simultaneously for the cooling effect of coil pipe group is better. The top of collecting the shell is provided with the relief valve, and the relief valve prevents to collect the inside pressure of shell too big, guarantees safe in utilization, is provided with electric butterfly valve on the exhaust pipe, uses electric butterfly valve control exhaust pipe to calcine the flow that the inside lets in of stove, improves result of use.
Be provided with the door on collecting the another lateral wall of shell, the door sets up along the length direction of coil pipe group, and the door is a set of to opening the door, installs the adhesive tape on the frame of door and keeps sealedly at closed, when needs clear up and maintain coil pipe group, opens the door and increases operating space, or opens the door and use outside fan to cool down coil pipe group when the fan breaks down, guarantees the cooling effect of coil pipe group to the flue gas.
Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, it will be apparent to those skilled in the art that the foregoing description of the preferred embodiments of the present utility model can be modified or equivalents can be substituted for some of the features thereof, and any modification, equivalent substitution, improvement or the like that is within the spirit and principles of the present utility model should be included in the scope of the present utility model.
Claims (6)
1. An exhaust treatment device with surplus heat recovery, includes coil assembly, its characterized in that: the outside of coil pipe group is provided with collects the shell, be provided with fan and exhaust pipe on collecting the lateral wall of shell, exhaust pipe and calciner's air feed system intercommunication, be provided with the door on collecting the another lateral wall of shell.
2. The exhaust gas treatment device with residual heat recovery according to claim 1, wherein: the coil pipe group is a U-shaped coil pipe which is vertically arranged, the coil pipe group is spirally arranged, and the collecting shell cover is arranged on the outer side of the coil pipe group.
3. The exhaust gas treatment device with residual heat recovery according to claim 1, wherein: the fan is arranged on one side of the air outlet end of the coil group, the exhaust pipe is arranged on one side of the air inlet end of the coil group, and the top of the collecting shell is provided with a safety valve.
4. The exhaust gas treatment device with residual heat recovery according to claim 1, wherein: the doors are arranged along the length direction of the coil pipe group, and the doors are a group of opposite-opening doors.
5. The exhaust gas treatment device with residual heat recovery according to claim 1, wherein: the bottom of coil assembly is provided with the slag discharging valve, the bottom of slag discharging valve runs through the bottom of collecting shell.
6. The exhaust gas treatment device with residual heat recovery according to claim 1, wherein: and the exhaust pipe is provided with an electric butterfly valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321715682.5U CN220039145U (en) | 2023-06-30 | 2023-06-30 | Waste gas treatment device with residual heat recovery function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321715682.5U CN220039145U (en) | 2023-06-30 | 2023-06-30 | Waste gas treatment device with residual heat recovery function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220039145U true CN220039145U (en) | 2023-11-17 |
Family
ID=88734771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321715682.5U Active CN220039145U (en) | 2023-06-30 | 2023-06-30 | Waste gas treatment device with residual heat recovery function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220039145U (en) |
-
2023
- 2023-06-30 CN CN202321715682.5U patent/CN220039145U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |