CN220356140U - Auxiliary device for recovering waste heat of flue gas - Google Patents
Auxiliary device for recovering waste heat of flue gas Download PDFInfo
- Publication number
- CN220356140U CN220356140U CN202321663756.5U CN202321663756U CN220356140U CN 220356140 U CN220356140 U CN 220356140U CN 202321663756 U CN202321663756 U CN 202321663756U CN 220356140 U CN220356140 U CN 220356140U
- Authority
- CN
- China
- Prior art keywords
- water
- waste heat
- flue gas
- box
- water pump
- 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 54
- 239000003546 flue gas Substances 0.000 title claims abstract description 54
- 239000002918 waste heat Substances 0.000 title claims abstract description 49
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 157
- 238000011084 recovery Methods 0.000 claims abstract description 56
- 238000001914 filtration Methods 0.000 claims abstract description 16
- 239000012535 impurity Substances 0.000 claims abstract description 15
- 238000005452 bending Methods 0.000 claims description 4
- 239000000779 smoke Substances 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010521 absorption reaction Methods 0.000 abstract description 5
- 239000000428 dust Substances 0.000 description 5
- 238000004134 energy conservation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
Landscapes
- Separation Of Particles Using Liquids (AREA)
Abstract
The utility model relates to the technical field of flue gas waste heat recovery, in particular to a flue gas waste heat recovery auxiliary device which comprises a waste heat recovery assembly, wherein the waste heat recovery assembly comprises a recovery box, a water pipe and a filtering assembly for filtering flue gas are arranged in the recovery box, water storage tanks are arranged on two sides of the recovery box, a water pump box is arranged on the front side of the recovery box, and the recovery box, the water storage tanks and the water pump box are connected by connecting pipes. When the smoke purifying device is used, a water source is connected to the water pump box, the water pump box sends water into the water pipe, waste heat of smoke is absorbed and then enters the water storage tank, the waste heat is conveyed into the water pump box again through the connecting pipe to form water circulation, multiple circulation heat absorption is facilitated, water resources are saved, meanwhile, the smoke is filtered through the filtering component, and impurities in the smoke are remained in the filtering component, so that the smoke purifying effect is achieved.
Description
Technical Field
The utility model relates to the technical field of flue gas waste heat recovery, in particular to an auxiliary device for flue gas waste heat recovery.
Background
Due to the shortage of energy, energy conservation work is further developed. Various novel energy-saving advanced furnaces are gradually perfected, but the technology for reducing the heat loss of the discharged smoke and recovering the waste heat of the smoke is still not fast developed. In order to further improve the heat efficiency of the kiln, achieve the purposes of energy conservation and consumption reduction, and improve the efficiency of recovering the waste heat of the flue gas, the method is also an important energy-saving way.
For the auxiliary device for recovering the waste heat of the flue gas, there are many existing technologies, for example:
chinese patent publication No. CN213238548U discloses an auxiliary device for recovering flue gas waste heat, which comprises an air inlet pipe, the air inlet pipe is connected with a heat exchanger, a heat exchange pipe is installed inside the heat exchanger, the tail part of the heat exchanger is connected with a dust remover, the tail part of the dust remover is connected with the head part of an exhaust pipe, and the heat exchange pipe is installed in the exhaust pipe. The outlet water outlet pipe of the heat exchanger in the exhaust pipe is connected with a water pump, the water pump is connected with a water storage tank, and the water storage tank can lead the hot water preheated by the exhaust pipe into the water inlet pipe. The temperature of water in the air inlet pipe is improved through preheating of the exhaust pipe, and the efficiency of flue gas waste heat recovery is improved. And the heat exchanger and the dust remover are combined together, so that the heat loss in the intermediate link is reduced.
Therefore, most of the auxiliary device for recovering the flue gas waste heat comprises an air inlet pipe, the heat exchanger is arranged, the air inlet pipe is connected with the heat exchanger, and the water of the inner water inlet pipe is heated for use, so that the purpose of recovering the flue gas waste heat is achieved, but the flue gas enters the air inlet pipe to necessarily carry a large amount of impurity dust, if the impurity is not treated, the air inlet pipe can be blocked by the impurities under the condition of long-time use, and when the water of the water inlet pipe is insufficient in one-time heating, the water temperature is not high enough, and therefore, the water is required to be circularly and endothermically for many times to save water resources.
In view of this, we propose an auxiliary device for flue gas waste heat recovery.
Disclosure of Invention
The utility model aims to solve the defects and provide the auxiliary device for recycling the waste heat of the flue gas, which can treat the flue gas impurities by circularly absorbing heat.
The water source is connected to the water pump box, the water pump box sends water into the water pipe, the water pump box is used for absorbing the waste heat of the flue gas and then enters the water storage tank, the waste heat is conveyed into the water pump box again through the connecting pipe to form water circulation, multiple circulation heat absorption is facilitated, water resources are saved, meanwhile, the flue gas is filtered by the filtering component, and impurities in the flue gas are remained in the filtering component to achieve the effect of purifying the flue gas.
The utility model provides a smoke waste heat recovery auxiliary device which comprises a waste heat recovery assembly, wherein the waste heat recovery assembly comprises a recovery box, a water pipe and a filtering assembly for filtering smoke are arranged in the recovery box, water storage tanks are arranged on two sides of the recovery box, a water pump box is arranged on the front side of the recovery box, and the recovery box, the water storage tanks and the water pump box are connected with each other by connecting pipes.
As a further improvement of the technical scheme, a first water inlet is formed in one side of the water pump box, a water pump is arranged in the water pump box, a second water inlet is formed in one side of the recovery box, and a water source is enabled to enter the water pipe from the first water inlet to the second water inlet through the water pump in the water pump box.
As a further improvement of the technical scheme, the water pipe is a multi-elbow pipeline, a fixing frame is arranged at each bending part for fixing, a filtering component is arranged at the bending part of the water pipe, and the filtering component consists of a filter screen and a pull ring.
As a further improvement of the technical scheme, an air outlet is formed in the upper portion of the recovery box, an air inlet is formed in the lower portion of the recovery box, a plurality of fixing strips for fixing the filtering components are arranged on the inner wall of the recovery box, flue gas is discharged to the air outlet from the air inlet from bottom to top, waste heat in the flue gas is absorbed by the water pipe, and impurities in the flue gas are filtered by the filter screen of the filtering components.
As a further improvement of the technical scheme, the connecting pipes of the recovery tank, the water storage tank and the water pump tank are all detachable.
Compared with the prior art, the utility model has the beneficial effects that:
1. in this flue gas waste heat recovery auxiliary device, through setting up the water pump case, collection tank, water storage tank, be connected the water source to the water pump case, the water pump case is sent into in the water pipe with water, gets into the water storage tank after absorbing flue gas waste heat, conveys the water pump incasement once more by the connecting pipe, forms hydrologic cycle, is favorable to the multiple cycle heat absorption in order to save water resource.
2. In this flue gas waste heat recovery auxiliary device, through setting up filter assembly, utilize filter assembly to filter the flue gas, leave the impurity in the flue gas in filter assembly to reach the effect of purifying the flue gas.
Drawings
FIG. 1 is an overall schematic of an embodiment;
FIG. 2 is a schematic diagram of a waste heat recovery assembly of an embodiment;
FIG. 3 is a cross-sectional view of a waste heat recovery assembly according to an embodiment;
fig. 4 is a cross-sectional view of a waste heat recovery assembly according to an embodiment.
The meaning of each reference sign in the figure is:
1. a waste heat recovery assembly; 11. a water storage tank; 12. a water pump box; 121. a first water inlet; 13. a recovery box; 131. a water pipe; 132. an air outlet; 133. an air inlet; 134. a second water inlet; 135. a fixing strip; 136. a fixing frame; 14. a filter assembly; 141. a filter screen; 142. and (5) a pull ring.
Detailed Description
Most of the auxiliary device for flue gas waste heat recovery comprises an air inlet pipe, a heat exchanger is arranged, the air inlet pipe is connected with the heat exchanger, water in an inner water inlet pipe is heated for use, and therefore the purpose of flue gas waste heat recovery is achieved, but the flue gas enters the air inlet pipe to necessarily carry a large amount of impurity dust, if the flue gas does not treat the impurity, the air inlet pipe can be blocked by the possible impurity under long-time use, and when the water in the water inlet pipe is heated for one time, the water temperature is not high enough, and therefore, the water is required to be circularly and absorbed for many times to save water resources.
As shown in fig. 1-4, the auxiliary device for recovering waste heat of flue gas comprises a waste heat recovery assembly 1, wherein the waste heat recovery assembly 1 comprises a recovery tank 13, a water pipe 131 and a filtering assembly 14 for filtering flue gas are arranged in the recovery tank 13, water storage tanks 11 are arranged on two sides of the recovery tank 13, a water pump tank 12 is arranged on the front side, and water can be recycled, so that waste heat in the flue gas is absorbed, and therefore, the recovery tank 13, the water storage tanks 11 and the water pump tank 12 are connected by connecting pipes, a water source enters the water pipe 131 through the water pump tank 12, enters the water storage tanks 11 after absorbing waste heat of the flue gas, and then enters the water pump tank 12 again to form water circulation.
The improvement of the embodiment is that: through setting up pump box 12, recovery tank 13, water storage tank 11, be connected to pump box 12 with the water source, pump box 12 sends water into in the water pipe 131, gets into water storage tank 11 after absorbing the flue gas waste heat, conveys pump box 12 once more by the connecting pipe in, forms the hydrologic cycle, is favorable to multiple circulation heat absorption in order to save water resource, through setting up filter unit 14, utilizes filter unit 14 to filter the flue gas, and impurity in the flue gas is stayed in filter unit 14 to reach the effect of purifying the flue gas.
The second embodiment of the present utility model is shown in view of the lack of heat absorbing effect after the water is circulated a plurality of times and the installation position of the filter assembly 14.
The water pump box 12 one side is equipped with water inlet one 121, inside is equipped with the water pump, recovery box 13 one side is equipped with water inlet two 134, thereby water source is discharged to water pipe 131 from water inlet one 121 to water inlet two 134 through the water pump in the water pump box 12, water pipe 131 is many elbow pipelines, all be equipped with mount 136 in every bend department and fix, water pipe 131 bend department is equipped with filter unit 14, filter unit 14 comprises filter screen 141 and pull ring 142, the top of recovery box 13 is equipped with air outlet 132, the below is equipped with air intake 133, the inner wall is equipped with the fixed strip 135 of a plurality of fixed filter units 14, flue gas is from bottom to top by air intake 133 to air outlet 132, waste heat in the flue gas is absorbed by water pipe 131, impurity in the flue gas is filtered by filter unit 14's filter screen 141, take out filter unit 14 through pulling pull ring 142, wash filter unit 141 in order to reach repeatedly usable's purpose, recovery box 13, water storage tank 11 and water pump box 12's connecting pipe is all detachable, after the circulating water reaches certain temperature, dismantle water storage tank 11 and water pump box 12 connecting pipe, put out the inside.
To sum up, the working principle of the scheme is as follows:
the filter assembly 14 is arranged on a fixing strip 135 of the recovery tank 13, water resources are connected to a first water inlet 121 of the water pump 12, water is discharged to a second water inlet 134 through a water pump in the water pump 12 so as to enter a water pipe 131, smoke is discharged into the recovery tank 13 from an air inlet 133, water in the water pipe 131 absorbs heat and enters the water storage tank 11, then the water is discharged into the water pump 12 through a connecting pipe so as to form water circulation, impurities in the smoke are remained on a filter screen 141 of the filter assembly 14, when the heat absorption effect is not obvious, a connecting pipe of the water storage tank 11 and the water pump 12 is detached, the water in the water storage tank is discharged for use, then the connecting pipe is installed again, after the smoke is filtered, the filter assembly 14 is pulled through a pull ring 142, the filter assembly 14 is taken out, and the filter screen 141 is cleaned and then the filter assembly is installed again.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a flue gas waste heat recovery auxiliary device, including waste heat recovery subassembly (1), its characterized in that: waste heat recovery subassembly (1) is including collection tank (13), establish water pipe (131) and carry out filterable filter assembly (14) to the flue gas in collection tank (13), the both sides of collection tank (13) all are equipped with water storage tank (11), and the front side is equipped with pump case (12), collection tank (13), water storage tank (11) and pump case (12) are connected by the connecting pipe each other.
2. The flue gas waste heat recovery auxiliary device according to claim 1, wherein: the water pump is characterized in that a first water inlet (121) is formed in one side of the water pump box (12), a water pump is arranged in the water pump box, a second water inlet (134) is formed in one side of the recovery box (13), and a water source is discharged from the first water inlet (121) to the second water inlet (134) through the water pump in the water pump box (12) so as to enter the water pipe (131).
3. The flue gas waste heat recovery auxiliary device according to claim 1, wherein: the water pipe (131) is a multi-elbow pipeline, a fixing frame (136) is arranged at each bending position for fixing, a filtering component (14) is arranged at the bending position of the water pipe (131), and the filtering component (14) consists of a filter screen (141) and a pull ring (142).
4. A flue gas waste heat recovery auxiliary device according to claim 3, wherein: the top of collection box (13) is equipped with air outlet (132), and the below is equipped with air intake (133), and the inner wall is equipped with fixed strip (135) of a plurality of fixed filter components (14), and flue gas is from bottom to top discharged air outlet (132) by air intake (133), and waste heat in the flue gas is absorbed by water pipe (131), and impurity in the flue gas is filtered by filter screen (141) of filter components (14).
5. The flue gas waste heat recovery auxiliary device according to claim 1, wherein: the connecting pipes of the recovery tank (13), the water storage tank (11) and the water pump tank (12) are detachable.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321663756.5U CN220356140U (en) | 2023-06-28 | 2023-06-28 | Auxiliary device for recovering waste heat of flue gas |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321663756.5U CN220356140U (en) | 2023-06-28 | 2023-06-28 | Auxiliary device for recovering waste heat of flue gas |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220356140U true CN220356140U (en) | 2024-01-16 |
Family
ID=89482768
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202321663756.5U Active CN220356140U (en) | 2023-06-28 | 2023-06-28 | Auxiliary device for recovering waste heat of flue gas |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN220356140U (en) |
-
2023
- 2023-06-28 CN CN202321663756.5U patent/CN220356140U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101435089B (en) | System and method for utilizing residual heat of electrolyzer low temperature flue gas | |
CN104456611A (en) | Composite utilization system for waste heat of exhaust fume of boiler | |
CN102213438A (en) | Smoke exhaust system for realizing energy conservation by using coal-fired boiler flue-gas waste heat recovery and water conservation by using wet desulphurization | |
CN220356140U (en) | Auxiliary device for recovering waste heat of flue gas | |
CN208205865U (en) | A kind of novel high-temperature flue gas waste-heat recovery device | |
CN204574092U (en) | Boiler tail flue gas waste heat complicated utilization system | |
CN114272735B (en) | Flue gas waste heat utilization and carbon capture integrated system | |
CN202432887U (en) | Novel flue gas waste heat recovery device | |
CN104832945A (en) | Flue gas waste heat utilization system | |
CN210512780U (en) | Efficient heat exchanger for waste heat recovery | |
CN112229231A (en) | Kiln flue gas waste heat recovery system | |
CN220062615U (en) | Be used for electric stove flue gas waste heat recovery economizer | |
CN202350597U (en) | Integrally detachable afterheat recycler | |
CN108085908B (en) | Dyeing machine heat recovery device | |
CN2358423Y (en) | Backing plate type hot water waste heat recoverer | |
CN218033107U (en) | Hot air recirculation system for boiler of thermal power plant | |
CN205807801U (en) | A kind of solar energy auxiliary waste water residual heat reclaims gas fired-boiler energy-saving hot-water system | |
CN205424887U (en) | Fan heater cyclic utilization system is united to low -level (stack -gas) economizer | |
CN201269710Y (en) | Low temperature flue gas residual heat utilization system of electrolyzer | |
CN2299280Y (en) | Waste hat recovering device for gas water heater | |
CN219571976U (en) | Efficient energy-saving heat exchanger for boiler | |
CN214972551U (en) | Waste gas treatment device of multi-loop setting machine | |
CN217929890U (en) | Take waste heat recovery's air-source heat pump drying machine | |
CN217825844U (en) | Data center computer lab waste heat utilization equipment | |
CN218846182U (en) | Boiler flue tail gas waste heat recovery device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |