CN221223417U - Flue gas waste heat recovery cyclic utilization device - Google Patents
Flue gas waste heat recovery cyclic utilization device Download PDFInfo
- Publication number
- CN221223417U CN221223417U CN202322892032.4U CN202322892032U CN221223417U CN 221223417 U CN221223417 U CN 221223417U CN 202322892032 U CN202322892032 U CN 202322892032U CN 221223417 U CN221223417 U CN 221223417U
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- CN
- China
- Prior art keywords
- heat exchange
- water tank
- flue gas
- exchange water
- fixedly connected
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 59
- 239000003546 flue gas Substances 0.000 title claims abstract description 59
- 239000002918 waste heat Substances 0.000 title claims abstract description 20
- 238000011084 recovery Methods 0.000 title claims description 18
- 125000004122 cyclic group Chemical group 0.000 title claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 56
- 239000000498 cooling water Substances 0.000 claims abstract description 10
- 238000004064 recycling Methods 0.000 claims abstract description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- 239000002245 particle Substances 0.000 claims description 10
- 230000008676 import Effects 0.000 claims description 4
- 239000000779 smoke Substances 0.000 abstract description 11
- 238000009825 accumulation Methods 0.000 abstract description 6
- 230000002349 favourable effect Effects 0.000 abstract description 6
- 239000007788 liquid Substances 0.000 abstract description 3
- 230000002776 aggregation Effects 0.000 abstract 2
- 238000004220 aggregation Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000001914 filtration Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 230000000638 stimulation Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a smoke waste heat recycling device in the technical field of smoke preheating and recycling, which comprises a heat exchange water tank, wherein a smoke outlet is formed in the upper end of the heat exchange water tank, a smoke inlet is fixedly formed in the lower end of the heat exchange water tank, an electromagnetic valve is arranged at the upper end of the side surface of the heat exchange water tank, a hot water outlet is fixedly arranged at the lower end of the side surface of the heat exchange water tank, a heat exchange pipe is fixedly connected inside the heat exchange water tank, a smoke baffle is fixedly connected inside one end of the heat exchange pipe, an aggregation groove is formed in the lower end of the smoke baffle, the lower end of the aggregation groove is communicated with the electromagnetic valve through a drain pipe, and cooling water is filled inside the heat exchange water tank. This setting separates shelves through the flue gas baffle that sets up, is favorable to gathering the vapor in the flue gas and flows to the gathering tank, gathers in gathering the tank and carries out the accumulation, and when vapor liquid level risees gradually, can block the flow of flue gas, easily observe, opens the switch of solenoid valve and makes the interior accumulation of gathering the tank gather vapor in time discharge this moment, is favorable to getting rid of the vapor in the flue gas.
Description
Technical Field
The utility model belongs to the technical field of flue gas preheating recovery, and particularly relates to a flue gas waste heat recovery and recycling device.
Background
With the further development of energy-saving and environment-friendly work, various novel energy-saving advanced furnaces are gradually perfected, and after the novel refractory fiber and other high-quality heat-insulating materials are adopted, the heat dissipation loss of the furnace is obviously reduced, the combustion is enhanced by adopting an advanced combustion device, the incomplete combustion amount is reduced, the air-fuel ratio also tends to be reasonable, however, the technology for reducing the smoke exhaust heat loss and recovering the smoke exhaust heat is still not fast in progress. In order to further improve the heat efficiency of the kiln and achieve the purposes of energy conservation and consumption reduction, the recovery of the flue gas waste heat is an important energy-saving way, but the boiler flue gas waste heat recoverer in the market still has certain defects in the process of carrying out the boiler flue gas waste heat recovery work at present.
When the existing flue gas recovery device is used for waste heat exchange, condensed water is easy to generate due to low-temperature stimulation outside the pipe and high Wen Wencha in the pipe, and is easy to accumulate in the pipeline after a long time, and certain limitation exists in the flue gas circulation in the pipeline.
Disclosure of utility model
The utility model aims to provide a flue gas waste heat recycling device, which solves the problems that the prior flue gas recycling device is provided in the prior art, condensed water is easy to be generated due to low-temperature stimulation outside a pipe and high Wen Wencha in the pipe when waste heat exchange is carried out, the condensed water is easy to be accumulated in a pipeline after a long time, and certain limitation exists because the flue gas in the pipeline is not utilized for circulation.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a flue gas waste heat recovery cyclic utilization device, includes heat exchange water tank, heat exchange water tank's upper end is provided with the flue gas export, heat exchange water tank's lower extreme is fixedly provided with flue gas import, heat exchange water tank's side upper end is provided with the solenoid valve, heat exchange water tank's side lower extreme is fixedly provided with hot water export, heat exchange water tank's inside fixedly connected with heat exchange tube, the inside fixedly connected with flue gas baffle of one end of heat exchange tube, flue gas baffle's lower extreme is provided with the gathering groove, the lower extreme in gathering groove communicates with the solenoid valve through the drain pipe, heat exchange water tank's inside is equipped with cooling water.
Preferably, the heat exchange water tank's both sides fixedly connected with stationary blade, the fixed surface of stationary blade sets up the screw thread fixed orifices, the fixed notch that hangs that has seted up of lower extreme of stationary blade.
Preferably, one end of the heat exchange tube is fixedly connected with a filter bin, and the inside of the filter bin is fixedly connected with a first filter layer and a second filter layer.
Preferably, the first filter layer is fixedly arranged on the outer side of the second filter layer, the first filter layer is constructed by adopting a filter screen, and activated carbon particle balls are filled in the second filter layer.
Preferably, the heat exchange tubes are arranged in an S shape, one side of each heat exchange tube is fixedly connected with a heat exchange sheet, and the outer side of each heat exchange sheet is fixedly connected with a radiating fin.
Preferably, one side of the heat exchange water tank is fixedly connected with a temperature measurer, and the temperature measurer is communicated with the inside of the heat exchange water tank.
Compared with the prior art, the utility model has the beneficial effects that:
1. The utility model separates the baffle through the flue gas baffle plate that is set up, is favorable to flowing the vapor in the flue gas to the gathering tank, gather in gathering tank, while gathering, when the liquid level of vapor rises gradually in the process of gathering, will block the flow of the flue gas, the flue gas flowing out from the flue gas outlet will be reduced gradually at this moment, easy to observe, the switch of the electromagnetic valve is opened at this moment makes the interior gathering vapor of gathering tank discharge in time, is favorable to removing the vapor in the flue gas, avoid blocking the flue gas pipeline after gathering for a long time.
2. According to the utility model, large particle impurities can be filtered through the first filter layer, and microorganism impurity particles in the circulation process can be adsorbed through the activated carbon particle balls arranged in the second filter layer, so that the filtering effect is better.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a schematic diagram of the internal structure of the heat exchange water tank of the present utility model.
In the figure: 1. a heat exchange water tank; 2. a fixing piece; 3. a threaded fixing hole; 4. a slot is hung; 5. an electromagnetic valve; 6. a hot water outlet; 7. a flue gas inlet; 8. a flue gas outlet; 9. a filtering bin; 10. a heat exchange tube; 11. a first filter layer; 12. a second filter layer; 13. a heat exchange sheet; 14. a heat radiation fin; 15. a smoke baffle; 16. a collection tank; 17. a drain pipe; 18. a temperature measurer.
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, the present utility model provides a technical solution: the utility model provides a flue gas waste heat recovery cyclic utilization device, including heat exchange water tank 1, heat exchange water tank 1's upper end is provided with flue gas outlet 8, heat exchange water tank 1's lower extreme is fixedly provided with flue gas inlet 7, heat exchange water tank 1's side upper end is provided with solenoid valve 5, heat exchange water tank 1's side lower extreme is fixedly provided with hot water outlet 6, heat exchange water tank 1's inside fixedly connected with heat exchange tube 10, heat exchange tube 10's one end inside fixedly connected with flue gas baffle 15, flue gas baffle 15's lower extreme is provided with collecting vat 16, collecting vat 16's lower extreme communicates with solenoid valve 5 through drain pipe 17, cooling water is equipped with to heat exchange water tank 1's inside.
In this embodiment, through flue gas import 7 and flue gas pipeline intercommunication that sets up, flue gas circulates the heat exchange tube 10 inside heat exchange water tank 1 through flue gas import 7, can heat the inside cooling water of heat exchange water tank 1, thereby can turn into the heat of the inside cooling water of heat exchange water tank 1 with the waste heat of flue gas, carry out waste heat recovery and utilize, in the recovery process, the flue gas of heat exchange tube 10 is in the circulation process with outside cooling water, because the easy vapor that produces of difference in temperature, baffle through flue gas baffle 15 that sets up, be favorable to condensing the vapor in the flue gas and flowing to gathering tank 16, in gathering tank 16 carry out the accumulation, in the accumulation process, when the vapor liquid level risees gradually, can block the flow of flue gas, at this moment, the flue gas that flows from flue gas export 8 can reduce gradually, easily observe, open the switch of solenoid valve 5 makes the interior accumulation vapor of gathering tank 16 in time discharge, be favorable to getting rid of vapor in the flue gas, the flue gas is blocked after the long-term accumulation is avoided.
Specifically, the both sides fixedly connected with stationary blade 2 of heat transfer water tank 1, the fixed surface of stationary blade 2 has offered screw thread fixed orifices 3, and the fixed notch 4 of hanging that has offered of lower extreme of stationary blade 2.
In this embodiment, through the stationary blade 2 of setting up, on the one hand can carry out the screw thread through the screw thread fixed orifices 3 of setting up, on the other hand can hang the notch 4 through the string of setting up and hang for the fixed mode is more various.
Specifically, one end of the heat exchange tube 10 is fixedly connected with a filter bin 9, and the inside of the filter bin 9 is fixedly connected with a first filter layer 11 and a second filter layer 12.
In this embodiment, the filter bin 9 is beneficial to filtering the flowing smoke, so as to avoid particles such as dust in the smoke, and the like, polluting the inside of the heat exchange tube 10 and affecting heat exchange.
Specifically, the first filter layer 11 is fixedly arranged on the outer side of the second filter layer 12, the first filter layer 11 is constructed by adopting a filter screen, and the inside of the second filter layer 12 is filled with activated carbon particle balls.
In this embodiment, some large particle impurities can be filtered through the first filter layer 11, and the microorganism impurity particles in the circulation process can be adsorbed through the activated carbon particle balls arranged inside the second filter layer 12, so that the filtering effect is better.
Specifically, the heat exchange tubes 10 are arranged in an S shape, one side of each heat exchange tube 10 is fixedly connected with a heat exchange plate 13, and the outer sides of the heat exchange plates 13 are fixedly connected with radiating fins 14.
In this embodiment, through adopting heat exchange piece 13 can exchange the interior heat of flue gas to heat exchange piece 13, distribute the cooling water inside heat exchange water tank 1 through the radiating fin 14 that sets up in, this kind of setting can more fully contact the cooling water inside heat exchange water tank 1 for whole heat recovery utilization ratio is higher.
Specifically, a temperature measurer 18 is fixedly connected to one side of the heat exchange water tank 1, and the temperature measurer 18 is communicated with the inside of the heat exchange water tank 1.
In this embodiment, the temperature of the cooling water of the heat exchange water tank 1 can be observed in time by the temperature measurer 18.
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 flue gas waste heat recovery cyclic utilization device, includes heat transfer water tank (1), its characterized in that: the utility model discloses a heat exchange water tank, including heat exchange water tank (1), flue gas outlet (8) are provided with in the upper end of heat exchange water tank (1), the lower extreme of heat exchange water tank (1) is fixedly provided with flue gas import (7), the side upper end of heat exchange water tank (1) is provided with solenoid valve (5), the side lower extreme of heat exchange water tank (1) is fixedly provided with hot water outlet (6), the inside fixedly connected with heat exchange tube (10) of heat exchange water tank (1), the inside fixedly connected with flue gas baffle (15) of one end of heat exchange tube (10), the lower extreme of flue gas baffle (15) is provided with gathering groove (16), the lower extreme of gathering groove (16) communicates with solenoid valve (5) through drain pipe (17), the inside of heat exchange water tank (1) is equipped with the cooling water.
2. The flue gas waste heat recovery and recycling device according to claim 1, wherein: the heat exchange water tank is characterized in that fixing plates (2) are fixedly connected to two sides of the heat exchange water tank (1), screw thread fixing holes (3) are formed in the surface of the fixing plates (2), and hanging notches (4) are fixedly formed in the lower ends of the fixing plates (2).
3. The flue gas waste heat recovery and recycling device according to claim 1, wherein: one end of the heat exchange tube (10) is fixedly connected with a filter bin (9), and the inside of the filter bin (9) is fixedly connected with a first filter layer (11) and a second filter layer (12).
4. A flue gas waste heat recovery and recycling device according to claim 3, wherein: the first filter layer (11) is fixedly arranged on the outer side of the second filter layer (12), the first filter layer (11) is constructed by adopting a filter screen, and activated carbon particle balls are filled in the second filter layer (12).
5. The flue gas waste heat recovery and recycling device according to claim 1, wherein: the heat exchange tubes (10) are arranged in an S shape, one side of each heat exchange tube (10) is fixedly connected with a heat exchange sheet (13), and the outer side of each heat exchange sheet (13) is fixedly connected with a radiating fin (14).
6. The flue gas waste heat recovery and recycling device according to claim 1, wherein: one side of the heat exchange water tank (1) is fixedly connected with a temperature measurer (18), and the temperature measurer (18) is communicated with the inside of the heat exchange water tank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322892032.4U CN221223417U (en) | 2023-10-27 | 2023-10-27 | Flue gas waste heat recovery cyclic utilization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322892032.4U CN221223417U (en) | 2023-10-27 | 2023-10-27 | Flue gas waste heat recovery cyclic utilization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221223417U true CN221223417U (en) | 2024-06-25 |
Family
ID=91576886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322892032.4U Active CN221223417U (en) | 2023-10-27 | 2023-10-27 | Flue gas waste heat recovery cyclic utilization device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221223417U (en) |
-
2023
- 2023-10-27 CN CN202322892032.4U patent/CN221223417U/en active Active
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