CN219624090U - Flue gas heat recovery device - Google Patents
Flue gas heat recovery device Download PDFInfo
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- CN219624090U CN219624090U CN202320706984.XU CN202320706984U CN219624090U CN 219624090 U CN219624090 U CN 219624090U CN 202320706984 U CN202320706984 U CN 202320706984U CN 219624090 U CN219624090 U CN 219624090U
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- shell
- filter chamber
- flue gas
- filter
- pipe
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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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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model relates to a flue gas heat recovery device, which comprises a recovery shell, wherein a heat exchange tube is arranged in the recovery shell, two ends of the heat exchange tube respectively penetrate through the recovery shell and are connected with a water inlet pipe and a water outlet pipe, one side of the recovery shell is provided with a smoke outlet pipe, a filter chamber is arranged in the recovery shell, one side of the filter chamber is provided with a smoke inlet pipe, a filter plate is inserted in the filter chamber, the upper end of the filter chamber is provided with a motor, the driving end of the motor penetrates through the filter chamber and is connected with a reciprocating screw, a cleaning brush is connected with the upper thread of the reciprocating screw, two ends of the cleaning brush are in sliding connection with the filter chamber through a track structure, the cleaning brush is contacted with the filter plate, the lower end of the filter chamber is provided with a collecting chamber, one side of the collecting chamber is provided with a collecting box in a pumping way, a large amount of impurity particles in flue gas can be filtered in the flue gas heat recovery process, the filter plate is prevented from being blocked, the impurity particles filtered down can be cleaned conveniently, the outer surface of the heat exchange tube can be sprayed and cleaned, a spray nozzle after cleaning can be blocked, and the spray nozzle is prevented from being blocked.
Description
Technical Field
The utility model relates to the technical field of heat recovery, in particular to a flue gas heat recovery device.
Background
The biomass boiler has the characteristics of energy saving, environmental protection and convenient installation and use, is one of the most combustion boilers used, and the biomass boiler needs to discharge smoke during operation, and the discharged smoke contains heat which can be recycled by the smoke heat recycling device. In the use process of the existing flue gas heat recovery device, because a large amount of impurity particles are contained in the flue gas, after the flue gas heat recovery device is used for a long time, part of impurity particles are easily accumulated in the flue gas heat recovery device, and the damage of internal parts is easily caused, so that the service life of the whole flue gas heat recovery device is reduced.
Secondly, current flue gas heat recovery device contains more smoke and dust in the use, and in long-time use, the smoke and dust can adhere to the surface of heat exchange tube, and this can reduce the heat absorption efficiency of heat exchange tube, leads to heat transfer performance of heat exchange tube to drop by a wide margin, has reduced whole flue gas heat recovery device heat recovery's effect.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a flue gas heat recovery device, which solves the problems that the prior flue gas heat recovery device is easy to accumulate part of impurity particles inside after being used for a long time and is easy to cause damage of internal components because the flue gas contains a large amount of impurity particles in the use process.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a flue gas heat recovery unit, includes retrieves the shell, it is equipped with the heat exchange tube to retrieve the shell, the heat exchange tube is S type structure setting, it is connected with inlet tube and outlet pipe to pass respectively to retrieve the shell both ends, it is equipped with out the tobacco pipe to retrieve shell one side, be equipped with the filter chamber in retrieving the shell, filter chamber one side is equipped with into the tobacco pipe, it is equipped with the filter to take out to insert in the filter chamber, the filter chamber upper end is equipped with the motor, the motor drive end passes the filter chamber and is connected with reciprocating screw, threaded connection has cleaning brush on the reciprocating screw, cleaning brush both ends pass through track structure and filter chamber sliding connection, cleaning brush contacts with the filter, the filter chamber lower extreme is equipped with the collection chamber, it is equipped with the collection box to take out to insert in collection chamber one side, be equipped with clean subassembly in retrieving the shell, clean subassembly is including setting up the spray pipe in retrieving the shell, the spray pipe lower extreme is equipped with a plurality of shower nozzles, is convenient for go out to a large amount of impurity particles in the flue gas to reduce impurity particle to the damage of whole device internals, has prolonged whole flue gas heat recovery unit' S life.
In a further preferred mode, a shielding shell is arranged in the recycling shell, one end of the water spraying pipe is fixedly connected with the shielding shell, the other end of the water spraying pipe penetrates through the shielding shell, the recycling shell and extends to the outside of the recycling shell, and a drain pipe is arranged at the lower end of the recycling shell, so that water spraying cleaning is conducted on the outer side of the heat exchange pipe conveniently.
In a further preferred embodiment, the lower end of the shielding shell is provided with an opening, the outer side of the shielding shell is rotatably provided with a cover body, the cover body is movably arranged at the lower end of the opening, one end of the cover body is rotatably connected with the water spraying pipe, and the other end of the cover body is connected with a rotating rod, so that the cover body is convenient to rotate, and the opening is closed or opened.
In a further preferred embodiment, one end of the rotating rod is connected with a gear through the recovery case, so that the rotating rod can rotate conveniently.
In a further preferred embodiment, the gear is engaged with a rack, and the rack is slidably connected to the recovery case through a track structure, so as to facilitate movement of the rack.
In a further preferred embodiment, one end of the rack is connected with an electric push rod, and the electric push rod is fixedly arranged on the recovery shell, so that the electric push rod is convenient to fix.
In a further preferred embodiment, one side of the filter plate passes through the filter chamber and is connected with a mounting plate, the mounting plate is fixed on the filter chamber through a plurality of bolts, and a groove matched with the filter plate is formed in the recovery shell in an inward concave manner, so that the filter plate can be conveniently detached and installed, and the filter plate can be conveniently cleaned or replaced.
(III) beneficial effects
Compared with the prior art, the utility model provides a flue gas heat recovery device, which comprises the following components
The beneficial effects are that:
1. according to the utility model, a large amount of impurity particles in the flue gas entering the whole device can be filtered out through the cooperation of the recovery shell, the heat exchange tube, the water inlet tube, the water outlet tube, the smoke outlet tube, the filter chamber, the smoke inlet tube and the filter plate, so that the damage of the impurity particles to internal parts is reduced, the service life of the whole flue gas heat recovery device is prolonged, and meanwhile, the motor, the reciprocating screw and the cleaning brush are arranged, so that the filter plate can be brushed and cleaned while the impurity particles are filtered, the filter plate is prevented from being blocked, and the filtering effect is ensured.
2. According to the utility model, the water spraying pipe, the spray head and the blow-off pipe are matched, so that the smoke dust attached to the outer surface of the heat exchange pipe can be sprayed and cleaned, the heat absorption efficiency and the heat exchange performance of the heat exchange pipe are improved, the heat recovery effect of the whole smoke gas heat recovery device is guaranteed, and the spray head can be shielded when the spray head is not used by matching the shielding shell, the opening, the cover body, the rotating rod, the gear, the rack and the electric push rod, so that the spray head is prevented from being blocked by smoke dust, the normal use of the spray head is guaranteed, and the service life of the spray head is prolonged.
3. According to the utility model, the collecting chamber and the collecting box are arranged, so that impurity particles under cleaning can be cleaned regularly, and the mounting plate is arranged on one side of the filter plate, so that the filter plate can be mounted and dismounted, and the filter plate is convenient to clean or replace, and the filter plate is very convenient to use.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a flue gas heat recovery device according to the present utility model;
FIG. 2 is a schematic view of the overall structure of a flue gas heat recovery device according to another aspect of the present utility model;
FIG. 3 is a schematic view of a sectional structure of a recovery shell portion in accordance with the present utility model;
FIG. 4 is a schematic view of the cross-section of a part of the filter chamber and its connecting parts according to the present utility model;
fig. 5 is a schematic view showing a partial cross-sectional structure of a shield shell and a connection member thereof according to the present utility model.
In the figure: 1. recovering the shell; 2. a heat exchange tube; 3. a water inlet pipe; 4. a water outlet pipe; 5. a smoke outlet pipe; 6. a filtering chamber; 7. a smoke inlet pipe; 8. a filter plate; 9. a motor; 10. a reciprocating screw; 11. a cleaning brush; 12. a collection chamber; 13. a collection box; 14. a water spray pipe; 15. a spray head; 16. a blow-down pipe; 17. a shielding case; 18. an opening; 19. a cover body; 20. a rotating rod; 21. a gear; 22. a rack; 23. an electric push rod; 24. and (3) mounting a plate.
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.
Embodiment one:
referring to fig. 1-5, a flue gas heat recovery device comprises a recovery shell 1, wherein a heat exchange tube 2 is arranged in the recovery shell 1, the heat exchange tube 2 is arranged in an S-shaped structure, two ends of the heat exchange tube 2 respectively penetrate through the recovery shell 1 and are connected with a water inlet tube 3 and a water outlet tube 4, one side of the recovery shell 1 is provided with a smoke outlet tube 5, a filter chamber 6 is arranged in the recovery shell 1, one side of the filter chamber 6 is provided with a smoke inlet tube 7, a filter plate 8 is inserted into the filter chamber 6 in a drawing manner, a motor 9 is arranged at the upper end of the filter chamber 6, a driving end of the motor 9 penetrates through the filter chamber 6 and is connected with a reciprocating screw 10, a cleaning brush 11 is connected to the reciprocating screw 10 in a threaded manner, two ends of the cleaning brush 11 are in sliding connection with the filter chamber 6 through a track structure, the cleaning brush 11 is in contact with the filter plate 8, a collecting chamber 12 is arranged at the lower end of the filter chamber 6, a collecting box 13 is inserted into one side of the collecting chamber 12, a cleaning assembly is arranged in the recovery shell 1, the cleaning assembly comprises a spray pipe 14 arranged in the recovery shell 1, and a plurality of spray nozzles 15 are arranged at the lower end of the spray pipe 14.
In this embodiment, a shielding shell 17 is disposed in the recovery shell 1, one end of a water spraying pipe 14 is fixedly connected with the shielding shell 17, the other end of the water spraying pipe 14 penetrates through the shielding shell 17 and the recovery shell 1 and extends to the outside of the recovery shell 1, one end of the water spraying pipe 14 is connected with an external high-pressure water source, and the high-pressure water sprays the recovery shell 1 through the water spraying pipe 14 and a spray head 15, so that water spraying cleaning is performed on the outside of the heat exchange pipe 2.
In this embodiment, the lower end of the shielding shell 17 is provided with an opening 18, the outer side of the shielding shell 17 is rotatably provided with a cover 19, the cover 19 is movably arranged at the lower end of the opening 18, one end of the cover 19 is rotatably connected with the spray pipe 14, the other end of the cover 19 is connected with a rotating rod 20, and when the rotating rod 20 rotates, the rotating rod 20 drives the cover 19 to rotate along the rotating connection position with the shielding shell 17, so that the opening 18 is opened.
In this embodiment, one end of the rotating rod 20 passes through the recovery case 1 and is connected with a gear 21, and when the gear 21 rotates, the gear 21 drives the rotating rod 20 to rotate.
In this embodiment, the gear 21 is engaged with a rack 22, the rack 22 is slidably connected to the recovery case 1 through a track structure, and when the rack 22 moves along the sliding connection with the recovery case 1, the rack 22 drives the gear 21 to rotate.
In this embodiment, one end of the rack 22 is connected with an electric push rod 23, the electric push rod 23 is fixedly arranged on the recovery shell 1, the electric push rod 23 is started, and the electric push rod 23 pushes the rack 22 to move along the sliding connection position with the recovery shell 1.
In this embodiment, one side of the filter plate 8 passes through the filter chamber 6 and is connected with a mounting plate 24, the mounting plate 24 is fixed on the filter chamber 6 through a plurality of bolts, a groove matched with the filter plate 8 is formed in the recovery shell 1 by inwards sinking, a plurality of bolts are screwed off, the mounting plate 24 is pulled, the mounting plate 24 drives the filter plate 8 to be separated from the recovery shell 1, so that the filter plate 8 is detached, the filter plate 8 can be cleaned or replaced, then the cleaned or replaced filter plate 8 is installed in the recovery shell 1 through the opposite operation, and a sealing ring can be arranged between the mounting plate 24 and the recovery shell 1 for increasing the sealing effect.
Embodiment two:
in sum, when in use, the flue gas with heat discharged by the biomass boiler during operation enters the filter chamber 6 through the smoke inlet pipe 7, a large amount of impurity particles are filtered out through the filter plate 8, then flow in the recovery shell 1, finally discharge from the smoke outlet pipe 5, send water into the heat exchange pipe 2 from the water inlet pipe 3, then discharge from the water outlet pipe 4, the heat exchange pipe 2 is made of metal materials with good heat conducting performance, and the heat is transferred to the water through the heat exchange pipe 2 when the flue gas flows in the recovery shell 1, so that the heat recovery of the flue gas is performed.
Embodiment III:
in sum, when using, can start motor 9, motor 9 drives reciprocating screw 10 rotatory for cleaning brush 11 reciprocates along with retrieving shell 1 sliding connection department, and cleaning brush 11 contacts with filter 8, thereby brushes clean filter 8, avoids filter 8 to block up, and the impurity granule that brushes down can remove in collecting box 13 of collecting chamber 12 because the effect of gravity, can regularly stimulate collecting box 13, makes collecting box 13 and collecting chamber 12 separation, thereby clears up the granule impurity in the collecting box 13. When the filter plate 8 is damaged, a plurality of bolts on the mounting plate 24 are screwed off, the mounting plate 24 is pulled, so that the mounting plate 24 drives the filter plate 8 to be separated from the recovery case 1, the filter plate 8 is detached, the filter plate 8 can be cleaned or replaced, and then the cleaned or replaced filter plate 8 is mounted in the recovery case 1 through the reverse operation, and in order to increase the sealing effect, sealing rings can be arranged between the mounting plate 24 and the recovery case 1 and between the collection box 13 and the collection chamber 12.
Embodiment four:
to sum up, when using, be equipped with the valve body on inlet tube 3, outlet pipe 4, go out tobacco pipe 5, advance tobacco pipe 7 and the blow off pipe 16 respectively, control a plurality of valve bodies respectively, thereby it is closed to go out tobacco pipe 5 and advance tobacco pipe 7, open blow off pipe 16, start electric putter 23, electric putter 23 promotes rack 22 and moves along with retrieving shell 1 sliding connection department, rack 22 drives gear 21, bull stick 20 and lid 19 rotation, thereby open opening 18, spray pipe 14 one end is connected with outside high-pressure water source, high-pressure water sprays heat exchange tube 2 in retrieving shell 1 through spray pipe 14 and shower nozzle 15, thereby carry out the water spray cleaning to heat exchange tube 2 outside, the water after the cleaning is discharged from blow off pipe 16. After cleaning, water spraying is stopped, the blow-off pipe 16 is closed, the electric push rod 23 is started, the cover 19 closes the opening 18, the smoke outlet pipe 5 and the smoke inlet pipe 7 are opened, and smoke heat recovery is continued. The cover 19 and the shielding shell 17 shield the spray head 15 while heat recovery is performed, so that the spray head 15 is prevented from being blocked by smoke dust.
In all the above mentioned embodiments, the welding, the matching connection of the bolt and the nut, the bolt or the screw connection or other known connection modes can be selected according to the actual situation, and are not described in detail herein, the above description refers to the write-in fixed connection, and the welding is preferentially considered, but the protection scope of the present utility model is not limited thereto, and any person skilled in the art should be covered by the protection scope of the present utility model if the technical scheme and the inventive concept thereof are equivalent or changed within the scope of the present utility model.
Claims (7)
1. The utility model provides a flue gas heat recovery device, includes retrieves shell (1), its characterized in that, be equipped with heat exchange tube (2) in retrieving shell (1), heat exchange tube (2) are S type structure setting, heat exchange tube (2) both ends are passed respectively and are retrieved shell (1) and are connected with inlet tube (3) and outlet pipe (4), it is equipped with out tobacco pipe (5) to retrieve shell (1) one side, be equipped with filter chamber (6) in retrieving shell (1), filter chamber (6) one side is equipped with into tobacco pipe (7), take out in filter chamber (6) and insert and be equipped with filter board (8), filter chamber (6) upper end is equipped with motor (9), motor (9) drive end is connected with reciprocating screw (10) through filter chamber (6), threaded connection has cleaning brush (11) on reciprocating screw (10), cleaning brush (11) both ends are through track structure and filter (6) sliding connection, cleaning brush (11) are contacted with filter (8), the lower extreme is equipped with collection chamber (12), take out and be equipped with filter chamber (12) one side and insert and be equipped with filter chamber (1), collection chamber (12) are equipped with filter chamber (1) and are equipped with cleaning assembly (14) in retrieving the setting up in filter chamber (1), the lower end of the water spraying pipe (14) is provided with a plurality of spray heads (15).
2. A flue gas heat recovery device according to claim 1, wherein: be equipped with in retrieving shell (1) and shelter from shell (17), spray pipe (14) one end and shelter from shell (17) fixed connection, the spray pipe (14) other end passes and shelter from shell (17) and retrieve shell (1) and extend to retrieve shell (1) outside, retrieve shell (1) lower extreme and be equipped with blow off pipe (16).
3. A flue gas heat recovery device according to claim 2, wherein: the shielding shell (17) lower extreme is equipped with opening (18), shielding shell (17) outside rotates and is equipped with lid (19), lid (19) activity sets up in opening (18) lower extreme, lid (19) one end is connected with spray pipe (14) rotation, lid (19) other end is connected with bull stick (20).
4. A flue gas heat recovery device according to claim 3, wherein: one end of the rotating rod (20) penetrates through the recovery shell (1) and is connected with a gear (21).
5. A flue gas heat recovery device according to claim 4, wherein: the gear (21) is connected with a rack (22) in a meshed mode, and the rack (22) is connected with the recovery shell (1) in a sliding mode through a track structure.
6. A flue gas heat recovery device according to claim 5, wherein: one end of the rack (22) is connected with an electric push rod (23), and the electric push rod (23) is fixedly arranged on the recovery shell (1).
7. A flue gas heat recovery device according to claim 1, wherein: one side of the filter plate (8) penetrates through the filter chamber (6) to be connected with a mounting plate (24), the mounting plate (24) is fixed on the filter chamber (6) through a plurality of bolts, and a groove matched with the filter plate (8) is formed by inwards sinking in the recovery shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320706984.XU CN219624090U (en) | 2023-04-03 | 2023-04-03 | Flue gas heat recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320706984.XU CN219624090U (en) | 2023-04-03 | 2023-04-03 | Flue gas heat recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219624090U true CN219624090U (en) | 2023-09-01 |
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ID=87794005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320706984.XU Active CN219624090U (en) | 2023-04-03 | 2023-04-03 | Flue gas heat recovery device |
Country Status (1)
| Country | Link |
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| CN (1) | CN219624090U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116850678A (en) * | 2023-09-05 | 2023-10-10 | 吉林省拓维环保集团股份有限公司 | Domestic sewage treatment equipment and method with purification function |
| CN117899584A (en) * | 2024-03-20 | 2024-04-19 | 盐城市兰丰环境工程科技有限公司 | Dispersed cooling device for flue gas pipeline of bag type dust collector |
-
2023
- 2023-04-03 CN CN202320706984.XU patent/CN219624090U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116850678A (en) * | 2023-09-05 | 2023-10-10 | 吉林省拓维环保集团股份有限公司 | Domestic sewage treatment equipment and method with purification function |
| CN116850678B (en) * | 2023-09-05 | 2023-11-07 | 吉林省拓维环保集团股份有限公司 | Domestic sewage treatment equipment and method with purification function |
| CN117899584A (en) * | 2024-03-20 | 2024-04-19 | 盐城市兰丰环境工程科技有限公司 | Dispersed cooling device for flue gas pipeline of bag type dust collector |
| CN117899584B (en) * | 2024-03-20 | 2024-05-10 | 盐城市兰丰环境工程科技有限公司 | Dispersed cooling device for flue gas pipeline of bag type dust collector |
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