CN221444292U - Thermal power flue gas waste heat recovery device - Google Patents
Thermal power flue gas waste heat recovery device Download PDFInfo
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- CN221444292U CN221444292U CN202323042763.6U CN202323042763U CN221444292U CN 221444292 U CN221444292 U CN 221444292U CN 202323042763 U CN202323042763 U CN 202323042763U CN 221444292 U CN221444292 U CN 221444292U
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- waste heat
- heat recovery
- box
- filter
- rotating rod
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- 239000002918 waste heat Substances 0.000 title claims abstract description 56
- 238000011084 recovery Methods 0.000 title claims abstract description 54
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 239000003546 flue gas Substances 0.000 title claims abstract description 32
- 238000004140 cleaning Methods 0.000 claims abstract description 45
- 238000010248 power generation Methods 0.000 claims abstract description 21
- 239000000779 smoke Substances 0.000 claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 238000001914 filtration Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 6
- 238000004064 recycling Methods 0.000 abstract description 2
- 239000000428 dust Substances 0.000 description 7
- 238000003466 welding Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a thermal power generation flue gas waste heat recovery device, in particular to the technical field of thermal power generation flue gas treatment, which comprises the following components: the filter box is characterized in that two sides of the filter box are fixedly provided with a smoke exhaust pipe and a filter frame which are communicated with the inside of the filter box respectively, and one end of the filter frame is fixedly provided with a filter screen plate; a waste heat recovery box; the outer end of the first rotating rod is fixedly provided with two groups of impeller blades. According to the utility model, the heat in the high-temperature flue gas is recycled through the waste heat recycling component, resources are saved, the flowing flue gas drives the impeller blades and the first rotating rod to rotate, then drives the second rotating rod and the cleaning component to rotate, and the cleaning brush in the cleaning component can automatically clean one side of the filter screen plate, so that the workload of manual cleaning is reduced, the cleaning process of the filter screen plate is simple and convenient, the condition of blockage of the filter screen plate caused by untimely cleaning is avoided, and the practicability is high.
Description
Technical Field
The utility model relates to the technical field of thermal power generation flue gas treatment, in particular to a thermal power generation flue gas waste heat recovery device.
Background
Thermal power generation is a power generation mode that uses heat energy generated by combustible materials during combustion and converts the heat energy into electric energy through a power generation device. The flue gas generated in the thermal power generation process contains a large amount of heat, if the flue gas is directly discharged to the outside, larger heat loss can be generated, resources are wasted, more dust is contained in the flue gas, and the direct discharge can cause atmospheric pollution, so that the thermal power generation system is not environment-friendly.
The utility model provides a "flue gas waste heat recovery device for thermal power generation" that patent publication No. is "CN215808585U" is through being in inside filter screen that is provided with in air duct one side, filter screen both sides bottom is provided with the spring, the welding of spring both ends is inboard in filter screen bottom and air duct, the filter screen upper end is provided with the knocking hammer, knocking hammer upper end welding has the connecting rod, the air duct is stretched out to the connecting rod upper end, filters the dust in the tail gas through the filter screen, and the rethread gravity cause drops inside the ash chute. But dust clearance on the filter screen in the device is realized through manual pulling knocking hammer, and such filter screen clearance mode is comparatively troublesome, has increased workman's work load, and the clearance is not timely to cause the jam of filter screen easily, and the practicality is not strong enough.
Therefore, it is necessary to invent a thermal power generation flue gas waste heat recovery device to solve the above problems.
Disclosure of utility model
The utility model aims to provide a thermal power generation flue gas waste heat recovery device, which is capable of recycling heat in high-temperature flue gas through a waste heat recovery component, so that resources are saved, the flowing flue gas drives an impeller blade and a first rotating rod to rotate, then drives a second rotating rod and a cleaning component to rotate, a cleaning brush in the cleaning component can automatically clean one side of a filter screen plate, the workload of manual cleaning is reduced, the cleaning process of the filter screen plate is simple and convenient, the condition of blockage of the filter screen plate caused by untimely cleaning is avoided, and the practicability is strong, so that the defects in the technology are overcome.
In order to achieve the above object, the present utility model provides the following technical solutions: a thermal power generation flue gas waste heat recovery device, comprising:
The filter box is characterized in that two sides of the filter box are fixedly provided with a smoke exhaust pipe and a filter frame which are communicated with the inside of the filter box respectively, and one end of the filter frame is fixedly provided with a filter screen plate;
The waste heat recovery box is fixedly provided with a connecting pipe between the waste heat recovery box and the filtering frame, the waste heat recovery box is communicated with the inside of the filtering frame through the connecting pipe, and the waste heat recovery assembly is arranged in the waste heat recovery box;
The filter box comprises a filter box body, a first rotating rod, two groups of impeller blades are fixedly arranged at the outer end of the first rotating rod, the impeller blades are arranged at one end of the smoke exhaust pipe, a second rotating rod is arranged in the filter box body, the second rotating rod is rotatably connected with the bottom end of the filter box body through a bearing seat, a first bevel gear is fixedly arranged at the outer end of the first rotating rod, the first bevel gear is arranged between the two groups of impeller blades, a second bevel gear is fixedly arranged at one end of the second rotating rod, the second bevel gear is meshed with the first bevel gear, and a cleaning assembly is arranged at the other end of the second rotating rod.
Preferably, the cleaning assembly comprises a connecting plate fixedly arranged at the other end of the second rotating rod, two telescopic rods are fixedly arranged on one side of the connecting plate, one end of each telescopic rod is fixedly provided with a mounting plate, one side of each mounting plate is fixedly provided with a cleaning brush, one side of each cleaning brush is contacted with one side of the corresponding filter screen plate, springs are sleeved at the outer ends of the telescopic rods, and two ends of each spring are fixedly connected with one side of the connecting plate and the other side of the corresponding mounting plate respectively, so that one side of the corresponding filter screen plate is convenient to be cleaned automatically.
Preferably, the waste heat recovery assembly comprises a heat exchange tube fixedly arranged in the waste heat recovery box, a water inlet pipe and a water outlet pipe which are communicated with the heat exchange tube are respectively fixedly arranged at two ends of the heat exchange tube, one ends of the water inlet pipe and one end of the water outlet pipe respectively penetrate through two ends of the waste heat recovery box, and waste heat in flue gas can be conveniently recycled.
Preferably, an air outlet pipe communicated with the inside of the waste heat recovery box is fixedly arranged on one side of the waste heat recovery box away from the connecting pipe, so that the treated flue gas is discharged conveniently.
Preferably, the filter tank bottom mounting is equipped with the collection box that is linked together rather than inside, the collection box is established in filter screen board and clearance brush bottom, is convenient for collect the smoke and dust that the clearance dropped.
Preferably, one side of the collecting box is hinged with a box door, so that smoke dust collected in the collecting box can be conveniently cleaned out.
In the technical scheme, the utility model has the technical effects and advantages that:
The heat in the high-temperature flue gas is recycled through the waste heat recovery assembly, resources are saved, the impeller blades and the first rotating rod are driven to rotate through flowing flue gas, then the second rotating rod is driven to rotate with the cleaning assembly, one side of the filter screen plate can be cleaned automatically by the cleaning brush in the cleaning assembly, the workload of manual cleaning is reduced, the cleaning process of the filter screen plate is simple and convenient, the situation that the filter screen plate is blocked due to untimely cleaning is avoided, and the practicability is strong.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the overall perspective cross-sectional structure of the present utility model;
FIG. 3 is a schematic perspective view of a first rotating lever and impeller blades of the present utility model;
FIG. 4 is a schematic perspective view of a cleaning assembly according to the present utility model;
fig. 5 is a schematic perspective sectional view of the waste heat recovery tank of the present utility model.
Reference numerals illustrate:
1. A filter box; 2. a smoke exhaust pipe; 3. a filter frame; 4. a connecting pipe; 5. a waste heat recovery box; 6. a screen plate; 7. a first rotating lever; 8. impeller blades; 9. a second rotating lever; 10. a first bevel gear; 11. a second bevel gear; 12. a connecting plate; 13. a telescopic rod; 14. a mounting plate; 15. cleaning brushes; 16. a spring; 17. a heat exchange tube; 18. a water inlet pipe; 19. a water outlet pipe; 20. an air outlet pipe; 21. a collection box; 22. a box door.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
The utility model provides a thermal power generation flue gas waste heat recovery device as shown in figures 1-5, which comprises:
The filter box 1, two sides of the filter box 1 are respectively fixedly provided with a smoke exhaust pipe 2 and a filter frame 3 which are communicated with the inside of the filter box 1, and one end of the filter frame 3 is fixedly provided with a filter screen plate 6;
The waste heat recovery box 5 is fixedly provided with a connecting pipe 4 between the waste heat recovery box 5 and the filter frame 3, the waste heat recovery box 5 is communicated with the inside of the filter frame 3 through the connecting pipe 4, and a waste heat recovery component is arranged in the waste heat recovery box 5;
the filter box comprises a first rotating rod 7, wherein the top end and the bottom end of the first rotating rod 7 are rotationally connected with the top end and the bottom end inside the filter box 1, two groups of impeller blades 8 are fixedly arranged at the outer end of the first rotating rod 7, the impeller blades 8 are arranged at one end of the smoke exhaust pipe 2, a second rotating rod 9 is arranged inside the filter box 1, the second rotating rod 9 is rotationally connected with the bottom end inside the filter box 1 through a bearing seat, a first bevel gear 10 is fixedly arranged at the outer end of the first rotating rod 7, a first bevel gear 10 is arranged between the two groups of impeller blades 8, a second bevel gear 11 is fixedly arranged at one end of the second rotating rod 9, the second bevel gear 11 is meshed with the first bevel gear 10, and a cleaning component is arranged at the other end of the second rotating rod 9.
The cleaning component comprises a connecting plate 12 fixedly arranged at the other end of the second rotating rod 9, two telescopic rods 13 are fixedly arranged on one side of the connecting plate 12, one end of each of the two telescopic rods 13 is fixedly provided with a mounting plate 14, one side of each mounting plate 14 is fixedly provided with a cleaning brush 15, one side of each cleaning brush 15 is contacted with one side of the filter screen plate 6, a spring 16 is sleeved at the outer end of each telescopic rod 13, and two ends of each spring 16 are fixedly connected with one side of the connecting plate 12 and the other side of each mounting plate 14 respectively.
The waste heat recovery assembly comprises a heat exchange tube 17 fixedly arranged in the waste heat recovery box 5, a water inlet tube 18 and a water outlet tube 19 which are communicated with the interior of the heat exchange tube 17 are respectively fixedly arranged at two ends of the heat exchange tube 17, one ends of the water inlet tube 18 and the water outlet tube 19 respectively penetrate through two ends of the waste heat recovery box 5, and an air outlet tube 20 communicated with the interior of the waste heat recovery box 5 is fixedly arranged at one side, far away from the connecting tube 4, of the waste heat recovery box 5.
The bottom end of the filter tank 1 is fixedly provided with a collecting box 21 communicated with the inside of the filter tank, the collecting box 21 is arranged at the bottoms of the filter screen plate 6 and the cleaning brush 15, and one side of the collecting box 21 is hinged with a box door 22.
One end of the smoke exhaust pipe 2 is connected with a smoke exhaust port, one end of the air outlet pipe 20 is connected with an exhaust fan, high-temperature smoke is blown into the filter box 1 through the smoke exhaust pipe 2, then the high-temperature smoke enters the filter frame 3 after being filtered by the filter screen 6, then the high-temperature smoke enters the inside of the waste heat recovery box 5 through the connecting pipe 4, the smoke entering the inside of the waste heat recovery box 5 can be subjected to heat exchange with water in the heat exchange pipe 17, heat in the high-temperature smoke can be recycled, the smoke subjected to heat exchange is discharged outwards from the air outlet pipe 20, the smoke can drive the impeller blades 8 to rotate when being blown into the filter box 1 from the inside of the smoke exhaust pipe 2, the impeller blades 8 drive the first rotating rod 7 to rotate, the first bevel gear 10 drive the second bevel gear 11 to rotate, the second bevel gear 11 drive the second rotating rod 9 to rotate, the second rotating rod 9 drive the connecting plate 12 to rotate, the connecting plate 12 drive the two telescopic rods 13 to drive the mounting plate 14 and the cleaning brush 15 to rotate, and the rotating cleaning brush 15 can clean one side of the plate 6, and the fallen dust can be collected in the filter screen 21.
According to the utility model, heat in high-temperature flue gas is recycled through the waste heat recovery component, resources are saved, the flowing flue gas drives the impeller blades 8 and the first rotating rod 7 to rotate, then the second rotating rod 9 and the cleaning component are driven to rotate, the cleaning brush 15 in the cleaning component can automatically clean one side of the filter screen plate 6, the workload of manual cleaning is reduced, the cleaning process of the filter screen plate 6 is simple and convenient, the condition that the filter screen plate 6 is blocked due to untimely cleaning is avoided, the practicability is high, the dust cleaning on the filter screen in the device is realized by manually pulling the knocking hammer in the flue gas filtering process of the thermal power generation flue gas waste heat recovery device in the prior art, the filter screen cleaning mode is troublesome, the workload of workers is increased, the filter screen is blocked easily due to untimely cleaning, and the problem of insufficient practicability is solved.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (6)
1. A thermal power generation flue gas waste heat recovery device, characterized by comprising:
The filter box (1), the two sides of the filter box (1) are respectively fixedly provided with a smoke exhaust pipe (2) and a filter frame (3) which are communicated with the inside of the filter box, and one end of the filter frame (3) is fixedly provided with a filter screen plate (6);
The waste heat recovery box (5), a connecting pipe (4) is fixedly arranged between the waste heat recovery box (5) and the filtering frame (3), the waste heat recovery box (5) is communicated with the inside of the filtering frame (3) through the connecting pipe (4), and a waste heat recovery component is arranged in the waste heat recovery box (5);
The novel filter comprises a first rotating rod (7), wherein the top end and the bottom end of the first rotating rod (7) are rotationally connected with the top end and the bottom end inside a filter box (1), two groups of impeller blades (8) are fixedly arranged at the outer end of the first rotating rod (7), the impeller blades (8) are arranged at one end of a smoke exhaust pipe (2), a second rotating rod (9) is arranged inside the filter box (1), the second rotating rod (9) is rotationally connected with the bottom end inside the filter box (1) through a bearing seat, a first bevel gear (10) is fixedly arranged at the outer end of the first rotating rod (7), a second bevel gear (11) is fixedly arranged at one end of the second rotating rod (9), a cleaning assembly is arranged at the other end of the second rotating rod (9).
2. The thermal power generation flue gas waste heat recovery device according to claim 1, wherein: the cleaning assembly comprises a connecting plate (12) fixedly arranged at the other end of a second rotating rod (9), two telescopic rods (13) are fixedly arranged on one side of the connecting plate (12), one end of each telescopic rod (13) is fixedly provided with a mounting plate (14), one side of each mounting plate (14) is fixedly provided with a cleaning brush (15), one side of each cleaning brush (15) is contacted with one side of a filter screen plate (6), a spring (16) is sleeved on the outer end of each telescopic rod (13), and two ends of each spring (16) are fixedly connected with one side of the connecting plate (12) and the other side of each mounting plate (14) respectively.
3. The thermal power generation flue gas waste heat recovery device according to claim 1, wherein: the waste heat recovery assembly comprises a heat exchange tube (17) fixedly arranged inside the waste heat recovery box (5), a water inlet tube (18) and a water outlet tube (19) which are communicated with the heat exchange tube (17) are respectively fixedly arranged at two ends of the heat exchange tube, and one ends of the water inlet tube (18) and one end of the water outlet tube (19) respectively penetrate through two ends of the waste heat recovery box (5).
4. The thermal power generation flue gas waste heat recovery device according to claim 1, wherein: one side of the waste heat recovery box (5) far away from the connecting pipe (4) is fixedly provided with an air outlet pipe (20) communicated with the inside of the waste heat recovery box.
5. The thermal power generation flue gas waste heat recovery device according to claim 2, wherein: the filter box (1) bottom mounting is equipped with collection box (21) that is linked together with its inside, collection box (21) are established in filter screen board (6) and cleaning brush (15) bottom.
6. The thermal power generation flue gas waste heat recovery device according to claim 5, wherein: one side of the collecting box (21) is hinged with a box door (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323042763.6U CN221444292U (en) | 2023-11-10 | 2023-11-10 | Thermal power flue gas waste heat recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323042763.6U CN221444292U (en) | 2023-11-10 | 2023-11-10 | Thermal power flue gas waste heat recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221444292U true CN221444292U (en) | 2024-07-30 |
Family
ID=92061377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323042763.6U Active CN221444292U (en) | 2023-11-10 | 2023-11-10 | Thermal power flue gas waste heat recovery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221444292U (en) |
-
2023
- 2023-11-10 CN CN202323042763.6U patent/CN221444292U/en active Active
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