CN219063502U - Boiler flue gas waste heat recovery heating system - Google Patents
Boiler flue gas waste heat recovery heating system Download PDFInfo
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- CN219063502U CN219063502U CN202223283529.8U CN202223283529U CN219063502U CN 219063502 U CN219063502 U CN 219063502U CN 202223283529 U CN202223283529 U CN 202223283529U CN 219063502 U CN219063502 U CN 219063502U
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- flue gas
- waste heat
- heat recovery
- gas waste
- boiler flue
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
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Abstract
The utility model discloses a boiler flue gas waste heat recovery heat supply system which comprises a boiler flue gas waste heat recovery device, a water outlet pipe and a water inlet pipe, wherein a first flange plate is movably arranged at the right end of the water outlet pipe, a transition pipe is fixedly connected to the right side of the first flange plate, a trash discharging pipe is fixedly arranged at the lower end of the transition pipe, and a filter plate positioned on the right side of the trash discharging pipe is fixedly sleeved on the inner wall of the transition pipe. According to the utility model, through the cooperation among the boiler flue gas waste heat recovery device, the filter plate, the transition pipe and the water inlet pipe, the separation effect of water and impurities is realized by utilizing the arrangement of the filter plate, the impurity removal effect of water is achieved, the problem that scale is formed on the inner wall of a pipeline is effectively solved, the filter plate is adopted to block impurities, the degradation of the waste heat recovery effect caused by the attachment of the scale formed by the impurities on the inner wall of the water pipe is avoided, and the utilization rate of the boiler flue gas waste heat recovery device is improved.
Description
Technical Field
The utility model relates to the technical field of energy recovery equipment, in particular to a boiler flue gas waste heat recovery heating system.
Background
The flue gas waste heat recovery mainly converts heat carried by flue gas into heat capable of being utilized in a certain heat exchange mode, the heat pipe waste heat recoverer is special equipment for a coal-fired, oil-fired and gas-fired boiler and is arranged at a flue port of the boiler, the recycled flue gas waste heat heats domestic water or boiler water, and when the boiler is in operation, the flue gas flows through a flue of the heat pipe waste heat recoverer to scour the lower end of the heat pipe, the heat pipe absorbs heat and then leads the heat to the upper end, and the upper end of the heat pipe releases heat to heat water.
However, when the heat of the gas and the water is converted, impurities in the water can fall into the pipeline along with the flow of the water, scale is formed on the inner wall of the pipeline by the impurities and attached to the inner wall of the pipeline, the thickness of the scale on the inner wall of the pipeline is continuously increased along with the continuous increase of the existence of the impurities, and excessive scale not only can cause the blockage of the pipeline, but also can cause the water flow to be unable to pass, and at the moment, the dredging work of the pipeline by workers is increased; meanwhile, the existence of scale on the inner wall of the pipeline also reduces the heat conduction performance of the pipeline, thereby reducing the effect of recovering the waste heat of the boiler flue gas; and, the formation of incrustation scale can also form the corruption to the pipeline, causes the damage of pipeline to shorten the life of pipeline.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a boiler flue gas waste heat recovery heating system, which has the advantages of avoiding the formation of scale in a water pipe, improving the effect of boiler flue gas waste heat recovery and reducing the damage of the scale to the water pipe, and solves the problems in the prior art.
The utility model provides the following technical scheme: the utility model provides a boiler flue gas waste heat recovery heating system, includes boiler flue gas waste heat recovery device, outlet pipe, inlet tube, the right-hand member movable mounting of outlet pipe has a ring flange, the right side fixedly connected with transition pipe of ring flange, the lower extreme fixed mounting of transition pipe has the trash can, the inner wall of transition pipe is fixed to be cup jointed and is located the filter on trash can right side, the right side of filter is provided with the brush.
Preferably, the upper end face of the boiler flue gas waste heat recovery device is fixedly provided with a first fixed cover, one side, away from the boiler flue gas waste heat recovery device, of the first fixed cover is fixedly connected with a smoke inlet pipe, the lower end face of the boiler flue gas waste heat recovery device is fixedly provided with a second fixed cover, and one side, away from the boiler flue gas waste heat recovery device, of the second fixed cover is fixedly connected with a smoke outlet pipe.
Preferably, the right end fixedly connected with number two ring flange of outlet pipe, one side fixed mounting that the ring flange was kept away from the outlet pipe has the annular block, the inside activity of annular block has cup jointed the sealing washer.
Preferably, the inner wall screw thread of the first flange plate is sleeved with a fastening bolt, the outer wall of the fastening bolt is sleeved with the inner wall screw thread of the second flange plate, the left side of the first flange plate is fixedly provided with a clamping block, and the inner wall of the clamping block is movably sleeved with the outer wall of the annular block.
Preferably, a movable mechanism is arranged on the right side of the brush, a servo motor positioned behind the transition pipe is arranged at the rear end of the movable mechanism, a speed reducer is arranged on an output shaft of the servo motor, a case is arranged outside the servo motor, and the front surface of the case is fixedly connected with the back surface of the transition pipe.
Preferably, the movable mechanism comprises a ball nut fixedly connected with the right side of the hairbrush, a ball screw is sleeved on the inner wall thread of the ball nut, the rear end of the ball screw is fixedly connected with the output shaft of the servo motor speed reducer, a limiting rod is fixedly installed on the upper side and the lower side of the ball nut, and the outer wall of the limiting rod is movably sleeved on the inner wall of the transition pipe.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, through the cooperation among the boiler flue gas waste heat recovery device, the filter plate, the transition pipe and the water inlet pipe, the separation effect of water and impurities is realized by utilizing the arrangement of the filter plate, the impurity removal effect of water is achieved, the problem that scale is formed on the inner wall of a pipeline is effectively solved, the filter plate is adopted to block impurities, the degradation of the waste heat recovery effect caused by the attachment of the scale formed by the impurities on the inner wall of the water pipe is avoided, and the utilization rate of the boiler flue gas waste heat recovery device is improved.
2. According to the utility model, through the cooperation among the boiler flue gas waste heat recovery device, the filter plate, the brush and the movable mechanism, the movable mechanism is utilized to realize the action of the brush, the effect of dredging the pores of the filter plate by the brush is achieved, the problem that the filter plate is blocked by impurities is effectively solved, and the filter plate pores are cleaned by the brush, so that the water flow can not pass due to the fact that the impurities are blocked in the air of the filter plate is avoided, and the utilization rate of the filter plate is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a rear view of the chassis of the present utility model;
FIG. 3 is a side view of a second flange of the present utility model;
FIG. 4 is a side view of a first flange of the present utility model;
FIG. 5 is a side view of a filter plate of the present utility model;
fig. 6 is a front view of the movable mechanism of the present utility model.
In the figure: 1. a boiler flue gas waste heat recovery device; 2. a water outlet pipe; 3. a water inlet pipe; 4. a first flange plate; 5. a transition pipe; 6. a trash discharging pipe; 7. a filter plate; 8. a brush; 9. a first fixed cover; 10. a smoke inlet pipe; 11. a second fixed cover; 12. a smoke outlet pipe; 13. a second flange plate; 14. an annular block; 15. a seal ring; 16. a fastening bolt; 17. a clamping block; 18. a chassis; 19. a movable mechanism; 191. a ball nut; 192. a ball screw; 193. a limit rod; 20. a servo motor.
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 and 2, the boiler flue gas waste heat recovery heating system comprises a boiler flue gas waste heat recovery device 1, a water outlet pipe 2, a water inlet pipe 3, wherein a water inlet channel is provided for water to enter through the installation of the water inlet pipe 3 and the water outlet pipe 2, a first flange plate 4 is movably installed at the right end of the water outlet pipe 2, a transition pipe 5 is fixedly connected to the right side of the first flange plate 4, the transition pipe 5 is provided with a filtering effect on water inlet, the lower end of the transition pipe 5 is fixedly provided with a trash discharging pipe 6, the trash discharging pipe 6 is provided with a filter plate 7 which falls into the trash discharging pipe after filtering, the trash discharging pipe 5 is conveniently discharged, a filter plate 7 which is positioned on the right side of the trash discharging pipe 6 is fixedly sleeved on the inner wall of the transition pipe 5, the filter plate 7 is used for separating water from the trash discharging effect on water, the trash discharging effect on water is achieved, the trash is prevented from falling into the water pipe along with the flow of water, the trash is prevented from forming, the trash is removed, the effect of the boiler flue gas waste heat recovery device 1 is improved, the filter plate 8 is provided with a brush 8 on the right side, and the filter plate 8 is provided with a cleaning effect on the holes of the trash caused by the filter plate.
The upper end face fixed mounting of boiler flue gas waste heat recovery device 1 has fixed cover 9 No. one, fixed cover 9 plays the effect of being connected to boiler flue gas waste heat recovery device 1 and advance tobacco pipe 10, one side fixedly connected with that fixed cover 9 kept away from boiler flue gas waste heat recovery device 1 advances tobacco pipe 10, advance the setting of tobacco pipe 10 and get into the inside of boiler flue gas waste heat recovery device 1 for boiler flue gas, the lower terminal surface fixed mounting of boiler flue gas waste heat recovery device 1 has fixed cover 11 No. two, the setting of fixed cover 11 No. two plays the effect of being connected to boiler flue gas waste heat recovery device 1 and play tobacco pipe 12, one side fixedly connected with play tobacco pipe 12 that fixed cover 11 kept away from boiler flue gas waste heat recovery device 1 No. two, the installation of going out tobacco pipe 12 is the inside discharge of flue gas from boiler flue gas waste heat recovery device 1 provides the passageway.
Referring to fig. 3 and 4, the right end of the water outlet pipe 2 is fixedly connected with a second flange 13, an annular block 14 is fixedly installed on one side of the second flange 13 away from the water outlet pipe 2, the annular block 14 is provided with a space for installing a sealing ring 15, the sealing ring 15 is movably sleeved in the annular block 14, and the sealing effect of the joint of the first flange 4 and the second flange 13 is improved due to the arrangement of the sealing ring 15.
The inner wall screw thread of the first flange 4 is sleeved with a fastening bolt 16, the outer wall of the fastening bolt 16 is sleeved with the inner wall screw thread of the second flange 13, the fastening bolt 16 plays a role in connecting the first flange 4 with the second flange 13, the left side of the first flange 4 is fixedly provided with a clamping block 17, and the inner wall of the clamping block 17 is movably sleeved with the outer wall of the annular block 14.
Referring to fig. 5 and 6, a movable mechanism 19 is disposed on the right side of the brush 8, the movable mechanism 19 is configured to provide power for movement of the brush 8, a servo motor 20 located behind the transition pipe 5 is mounted at the rear end of the movable mechanism 19, a speed reducer is disposed on an output shaft of the servo motor 20, the speed reducer is configured to regulate a rotation speed of the output shaft of the servo motor 20, a case 18 is mounted on the outer side of the servo motor 20, the front side of the case 18 is fixedly connected with the back side of the transition pipe 5, the case 18 is configured to support and platform the servo motor 20, and meanwhile, a protection effect on the case 18 is also achieved, damage to the servo motor 20 due to exposure is avoided, and accordingly, the service life of the servo motor 20 is prolonged.
The movable mechanism 19 comprises a ball nut 191 fixedly connected with the right side of the brush 8, the movement of the ball nut 191 provides power for the movement of the brush 8, a ball screw 192 is sleeved on the inner wall thread of the ball nut 191, the circumferential rotation of the ball screw 192 provides power for the movement of the ball nut 191 in the horizontal direction, the rear end of the ball screw 192 is fixedly connected with an output shaft of a speed reducer of the servo motor 20, the servo motor 20 is installed to provide power for the movement of the ball screw 192, a limiting rod 193 is fixedly installed on the upper side and the lower side of the ball nut 191, and the outer wall of the limiting rod 193 is movably sleeved on the inner wall of the transition pipe 5.
Working principle: when the boiler flue gas waste heat recovery device is used, firstly, water enters from the interior of the transition pipe 5 and is filtered by the filter plate 7, filtered impurities are blocked by the filter plate 7 and fall into the interior of the impurity discharge pipe 6, the water after impurity removal enters into the interior of the water outlet pipe 2, at the moment, boiler flue gas is recovered to the interior of the boiler flue gas waste heat recovery device 1 from the interior of the smoke inlet pipe 10 through the first fixing cover 9, hot gas in the boiler flue gas heats the water, the effect of recovering the boiler flue gas waste heat is achieved, then, flue gas in the boiler flue gas waste heat recovery device 1 is discharged from the interior of the smoke outlet pipe 12 to the exterior of the boiler flue gas waste heat recovery device 1 through the interior of the second fixing cover 11, finally, the servo motor 20 is started to drive the ball screw 192 to rotate, the ball screw 192 rotates and simultaneously drives the ball nut 191 to move in the horizontal direction of the surface of the ball screw 191, the ball nut 191 drives the brush 8 to brush water on the filter plate 7 to clean the hole to block the filter plate 7, and the hole of the filter plate 7 is prevented from being blocked by the impurity.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Meanwhile, in the drawings of the present utility model, the filling pattern is only for distinguishing the layers, and is not limited in any way.
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 boiler flue gas waste heat recovery heating system, includes boiler flue gas waste heat recovery device, outlet pipe, inlet tube, its characterized in that: the right-hand member movable mounting of outlet pipe has the ring flange No. one, the right side fixedly connected with transition pipe of ring flange No. one, the lower extreme fixed mounting of transition pipe has the trash discharging pipe, the inner wall of transition pipe is fixed to be cup jointed the filter that is located trash discharging pipe right side, the right side of filter is provided with the brush.
2. The boiler flue gas waste heat recovery heating system of claim 1, wherein: the boiler flue gas waste heat recovery device comprises a boiler flue gas waste heat recovery device, and is characterized in that a first fixed cover is fixedly arranged on the upper end face of the boiler flue gas waste heat recovery device, a smoke inlet pipe is fixedly connected to one side, away from the boiler flue gas waste heat recovery device, of the first fixed cover, a second fixed cover is fixedly arranged on the lower end face of the boiler flue gas waste heat recovery device, and a smoke outlet pipe is fixedly connected to one side, away from the boiler flue gas waste heat recovery device, of the second fixed cover.
3. The boiler flue gas waste heat recovery heating system of claim 1, wherein: the right-hand member fixedly connected with ring flange No. two of outlet pipe, one side fixed mounting that the ring flange was kept away from the outlet pipe has the annular piece, the inside activity of annular piece has cup jointed the sealing washer.
4. The boiler flue gas waste heat recovery heating system of claim 1, wherein: the inner wall screw thread of ring flange has cup jointed fastening bolt, and fastening bolt's outer wall cup joints with the inner wall screw thread of ring flange No. two, the left side fixed mounting of ring flange has the block, and the inner wall of block cup joints with the outer wall activity of annular piece.
5. The boiler flue gas waste heat recovery heating system of claim 1, wherein: the right side of brush is provided with movable mechanism, servo motor at transition pipe rear is installed to movable mechanism's rear end, and is provided with the reduction gear on servo motor's the output shaft, servo motor's externally mounted has the quick-witted case, and the front of quick-witted case and transition pipe's back fixed connection.
6. The boiler flue gas waste heat recovery heating system according to claim 5, wherein: the movable mechanism comprises a ball nut fixedly connected with the right side of the hairbrush, a ball screw is sleeved on the inner wall thread of the ball nut, the rear end of the ball screw is fixedly connected with an output shaft of the servo motor speed reducer, a limit rod is fixedly installed on the upper side and the lower side of the ball nut, and the outer wall of the limit rod is movably sleeved on the inner wall of the transition pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223283529.8U CN219063502U (en) | 2022-12-08 | 2022-12-08 | Boiler flue gas waste heat recovery heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223283529.8U CN219063502U (en) | 2022-12-08 | 2022-12-08 | Boiler flue gas waste heat recovery heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219063502U true CN219063502U (en) | 2023-05-23 |
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ID=86369754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223283529.8U Active CN219063502U (en) | 2022-12-08 | 2022-12-08 | Boiler flue gas waste heat recovery heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219063502U (en) |
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2022
- 2022-12-08 CN CN202223283529.8U patent/CN219063502U/en active Active
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