CN216745617U - Low-grade waste heat comprehensive utilization device - Google Patents
Low-grade waste heat comprehensive utilization device Download PDFInfo
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- CN216745617U CN216745617U CN202220405208.1U CN202220405208U CN216745617U CN 216745617 U CN216745617 U CN 216745617U CN 202220405208 U CN202220405208 U CN 202220405208U CN 216745617 U CN216745617 U CN 216745617U
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Abstract
The utility model belongs to the technical field of waste heat utilization equipment, and particularly relates to a low-grade waste heat comprehensive utilization device which comprises a box body, wherein a heat exchange cavity is arranged in the box body, a flow equalizing pipe is arranged in the heat exchange cavity, one side of the flow equalizing pipe is connected with a heat exchange pipe, fins are arranged on the outer wall of the heat exchange pipe, one end of the heat exchange pipe is provided with a mounting seat, a first rotating shaft is connected onto the mounting seat, a first connecting seat is arranged in the heat exchange pipe, a second rotating shaft is connected onto the first connecting seat, spiral blades are arranged on the second rotating shaft, a dust collecting box is arranged at one end, far away from the flow equalizing pipe, of the heat exchange pipe, and mounting holes are formed in the side wall of the dust collecting box. The heat exchange device comprises a heat exchange tube, a first rotating shaft, a second rotating shaft, a mounting seat, a dust collecting box and a gear set and a motor.
Description
Technical Field
The utility model relates to the technical field of waste heat utilization equipment, in particular to a low-grade waste heat comprehensive utilization device.
Background
The waste heat is the energy which is not utilized in the energy utilization equipment under certain economic and technical conditions, namely the redundant waste energy, and the waste heat recycling is an important way for improving the economy and saving the fuel.
The prior art has the following problems:
the low-grade waste heat comprehensive utilization device in the existing market has low waste heat utilization rate to the flue gas, so that the heat loss in the flue gas is large, and certain pollution to the environment can be caused; meanwhile, particle impurities in the flue gas are easy to adhere to the inner wall of the heat exchange tube, so that the heat exchange tube is easy to corrode to a certain degree, and the impurities on the inner wall of the heat exchange tube are inconvenient to clean.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a low-grade waste heat comprehensive utilization device, which solves the problems of low heat exchange efficiency and inconvenience in cleaning of the interior of the device in the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme: a low-grade waste heat comprehensive utilization device comprises a box body, wherein a heat exchange cavity is arranged in the box body, a uniform flow pipe is arranged in the heat exchange cavity, one side of the uniform flow pipe is connected with a heat exchange pipe, fins are arranged on the outer wall of the heat exchange pipe, one end of the heat exchange pipe is provided with a mounting seat, a first rotating shaft is connected onto the mounting seat, a first connecting seat is arranged in the heat exchange pipe, a second rotating shaft is connected onto the first connecting seat, spiral blades are arranged on the second rotating shaft, a dust collection box is arranged at one end, away from the uniform flow pipe, of the heat exchange pipe, a mounting hole is formed in the side wall of the dust collection box, a rotating seat is arranged on the side wall, away from the mounting hole, of the dust collection box, a cover plate is arranged on the lower bottom surface of the dust collection box, a flue gas outlet is formed in one side, away from the heat exchange pipe, of the box body is provided with a flue gas inlet, and an air inlet is formed in the side wall of the box body, the side wall of the box body, which is far away from one side of the air inlet, is provided with an air outlet, the upper surface of the box body is provided with a gear set, and one side of the gear set is provided with a motor.
As a preferred technical scheme of the utility model, the heat exchange tubes are communicated with the flue gas inlet through the flow equalizing tube, and the three groups of heat exchange tubes are equidistantly distributed in the heat exchange cavity.
As a preferred technical solution of the present invention, the first rotating shaft is rotatably connected to the heat exchanging pipe through the mounting seat, and the first rotating shaft is rotatably connected to the motor through the gear set.
As a preferred technical solution of the present invention, the second rotating shaft is rotatably connected to the heat exchanging pipe through the first connecting seat, and the second rotating shaft is rotatably connected to the first rotating shaft through a gear.
As a preferable technical scheme of the utility model, the dust collection box is communicated with the heat exchange tube through the mounting hole, and the second rotating shaft is rotatably connected with the dust collection box through the rotating seat.
As a preferred technical scheme of the utility model, a second connecting seat is arranged at the position of the dust collecting box corresponding to the smoke outlet, and a rotating seat is arranged at the center of the second connecting seat.
As a preferable technical scheme of the utility model, the cover plate is fixedly connected with the dust collection box through a pin bolt, and the dust collection box is fixedly connected with the box body through the pin bolt.
Compared with the prior art, the utility model provides a low-grade waste heat comprehensive utilization device, which has the following beneficial effects:
1. this low-grade waste heat comprehensive utilization device through set up second axis of rotation and helical blade in the heat exchange tube, utilizes helical blade not only can increase the flow time of flue gas in the heat exchange tube, can also make the flue gas fully contact with the pipe wall of heat exchange tube, can make the more abundant heat in the flue gas transmit to preheating gas through this mode to can effectual improvement device's heat exchange efficiency.
2. The end of the heat exchange tube is provided with the mounting seat and the first rotating shaft, the tail end of the heat exchange tube is provided with the dust collection box, the upper surface of the box body is provided with the gear set and the motor, the second rotating shaft is rotatably connected with the first rotating shaft through the gear, the first rotating shaft is rotatably connected with the motor through the gear set, the helical blades can be driven to rotate through the rotation of the motor during use, and accordingly, impurity particles adhered to the inner wall of the heat exchange tube can be cleaned and conveyed into the dust collection box.
Drawings
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic view of the internal structure of the heat exchange tube of the present invention;
fig. 4 is a schematic view of the dust collecting box of the present invention.
In the figure: 1. a box body; 2. a heat exchange cavity; 3. a flow equalizing pipe; 4. a heat exchange pipe; 5. a fin; 6. a mounting seat; 7. a first rotating shaft; 8. a first connecting seat; 9. a second rotating shaft; 10. a helical blade; 11. a dust collecting box; 12. mounting holes; 13. a rotating seat; 14. a cover plate; 15. a flue gas outlet; 16. a flue gas inlet; 17. an air inlet; 18. an air outlet; 19. a gear set; 20. a motor; 21. a second connecting seat.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, in this embodiment: a low-grade waste heat comprehensive utilization device comprises a box body 1, a heat exchange cavity 2 is arranged in the box body 1, a flow equalizing pipe 3 is arranged in the heat exchange cavity 2, one side of the flow equalizing pipe 3 is connected with a heat exchange pipe 4, fins 5 are arranged on the outer wall of the heat exchange pipe 4, an installation seat 6 is arranged at one end of the heat exchange pipe 4, a first rotating shaft 7 is connected on the installation seat 6, a first connecting seat 8 is arranged in the heat exchange pipe 4, a second rotating shaft 9 is connected on the first connecting seat 8, helical blades 10 are arranged on the second rotating shaft 9, a dust collecting box 11 is arranged at one end of the heat exchange pipe 4 far away from the flow equalizing pipe 3, an installation hole 12 is arranged on the side wall of the dust collecting box 11, a rotating seat 13 is arranged on the side wall of the dust collecting box 11 far away from the installation hole 12, a cover plate 14 is arranged on the lower bottom surface of the dust collecting box 11, a flue gas outlet 15 is arranged at one end of the dust collecting box 1 far away from the flue gas outlet 15, an air inlet 17 is arranged on the side wall of the box body 1, an air outlet 18 is arranged on the side wall of the box body 1 far away from the air inlet 17, a gear set 19 is arranged on the upper surface of the box body 1, and a motor 20 is arranged on one side of the gear set 19.
In the embodiment, the heat exchange tubes 4 are communicated with the flue gas inlet 16 through the flow equalizing tube 3, and the three groups of heat exchange tubes 4 are arranged in the heat exchange cavity 2 at equal intervals so as to fully utilize heat in the flue gas; the first rotating shaft 7 is rotatably connected with the heat exchange tubes 4 through the mounting seat 6, and the first rotating shaft 7 is rotatably connected with the motor 20 through the gear set 19, so that the first rotating shafts 7 in the three groups of heat exchange tubes 4 can rotate simultaneously; the second rotating shaft 9 is rotatably connected with the heat exchange tube 4 through a first connecting seat 8, and the second rotating shaft 9 is rotatably connected with the first rotating shaft 7 through a gear so that the helical blade 10 can rotate; the dust collecting box 11 is communicated with the heat exchange tube 4 through a mounting hole 12, and the second rotating shaft 9 is rotatably connected with the dust collecting box 11 through a rotating seat 13 so as to facilitate the concentration of particle impurities; a second connecting seat 21 is arranged at the position of the dust collecting box 11 corresponding to the smoke outlet 15, and a rotating seat 13 is arranged at the center of the second connecting seat 21 to ensure the fluency of smoke flowing; the cover plate 14 is fixedly connected with the dust collecting box 11 through a pin bolt, and the dust collecting box 11 is fixedly connected with the box body 1 through a pin bolt, so that the cleaning of impurity particles is facilitated.
The working principle and the using process of the utility model are as follows: when the dust collecting box is used, smoke is introduced into the flow equalizing pipe 3 through the smoke inlet 16, meanwhile, fresh air is introduced into the heat exchange cavity 2 from the air inlet 17, the smoke in the flow equalizing pipe 3 flows into the heat exchange pipe 4, flows into the dust collecting box 11 through the heat exchange pipe 4 and finally flows out from the smoke outlet 15, when the smoke flows through the heat exchange pipe 4, heat in the smoke can be transferred to air outside the heat exchange pipe 4 through the heat exchange pipe 4, the heated air can be used for supporting combustion or drying materials, the motor 20 can be started after the smoke is used for a period of time to drive the spiral blades 10 to rotate, the impurity particles adhered to the inner wall of the heat exchange pipe 4 can be transferred into the dust collecting box 11 through the rotation of the spiral blades 10, and then the cover plate 14 is opened to clean the dust collecting box 11.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a low-grade waste heat comprehensive utilization device, includes box (1), its characterized in that: a heat exchange cavity (2) is arranged in the box body (1), a flow equalizing pipe (3) is arranged in the heat exchange cavity (2), a heat exchange pipe (4) is connected to one side of the flow equalizing pipe (3), fins (5) are arranged on the outer wall of the heat exchange pipe (4), a mounting seat (6) is arranged at one end of the heat exchange pipe (4), a first rotating shaft (7) is connected onto the mounting seat (6), a first connecting seat (8) is arranged in the heat exchange pipe (4), a second rotating shaft (9) is connected onto the first connecting seat (8), spiral blades (10) are arranged on the second rotating shaft (9), a dust collecting box (11) is arranged at one end, far away from the flow equalizing pipe (3), of the heat exchange pipe (4), a mounting hole (12) is formed in the side wall of the dust collecting box (11), a rotating seat (13) is arranged on the side wall, far away from the mounting hole (12), of the dust collecting box (11), and a cover plate (14) is arranged on the lower bottom surface of the dust collecting box (11), and one side of the dust collection box (11) far away from the heat exchange tube (4) is provided with a flue gas outlet (15), one end of the box body (1) far away from the flue gas outlet (15) is provided with a flue gas inlet (16), the side wall of the box body (1) is provided with an air inlet (17), the side wall of the box body (1) far away from one side of the air inlet (17) is provided with an air outlet (18), the upper surface of the box body (1) is provided with a gear set (19), and one side of the gear set (19) is provided with a motor (20).
2. The low-grade waste heat comprehensive utilization device according to claim 1, characterized in that: the heat exchange tubes (4) are communicated with the flue gas inlet (16) through the flow equalizing tube (3), and the three groups of heat exchange tubes (4) are arranged in the heat exchange cavity (2) at equal intervals.
3. The low-grade waste heat comprehensive utilization device according to claim 1, characterized in that: the first rotating shaft (7) is rotatably connected with the heat exchange tube (4) through the mounting seat (6), and the first rotating shaft (7) is rotatably connected with the motor (20) through the gear set (19).
4. The low-grade waste heat comprehensive utilization device according to claim 1, characterized in that: the second rotating shaft (9) is rotatably connected with the heat exchange tube (4) through a first connecting seat (8), and the second rotating shaft (9) is rotatably connected with the first rotating shaft (7) through a gear.
5. The low-grade waste heat comprehensive utilization device according to claim 1, characterized in that: the dust collection box (11) is communicated with the heat exchange tube (4) through a mounting hole (12), and the second rotating shaft (9) is rotatably connected with the dust collection box (11) through a rotating seat (13).
6. The low-grade waste heat comprehensive utilization device according to claim 1, characterized in that: a second connecting seat (21) is arranged at the position of the dust collection box (11) corresponding to the smoke outlet (15), and a rotating seat (13) is arranged at the center of the second connecting seat (21).
7. The low-grade waste heat comprehensive utilization device according to claim 1, characterized in that: the cover plate (14) is fixedly connected with the dust collection box (11) through a pin bolt, and the dust collection box (11) is fixedly connected with the box body (1) through the pin bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220405208.1U CN216745617U (en) | 2022-02-25 | 2022-02-25 | Low-grade waste heat comprehensive utilization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220405208.1U CN216745617U (en) | 2022-02-25 | 2022-02-25 | Low-grade waste heat comprehensive utilization device |
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| Publication Number | Publication Date |
|---|---|
| CN216745617U true CN216745617U (en) | 2022-06-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220405208.1U Active CN216745617U (en) | 2022-02-25 | 2022-02-25 | Low-grade waste heat comprehensive utilization device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116718045A (en) * | 2023-06-28 | 2023-09-08 | 江西金德铅业股份有限公司 | Two suction mouth pipeline flue gas heat energy recycle device |
-
2022
- 2022-02-25 CN CN202220405208.1U patent/CN216745617U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116718045A (en) * | 2023-06-28 | 2023-09-08 | 江西金德铅业股份有限公司 | Two suction mouth pipeline flue gas heat energy recycle device |
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