CN211260865U - Boiler flue gas waste heat recovery device - Google Patents
Boiler flue gas waste heat recovery device Download PDFInfo
- Publication number
- CN211260865U CN211260865U CN201922403277.XU CN201922403277U CN211260865U CN 211260865 U CN211260865 U CN 211260865U CN 201922403277 U CN201922403277 U CN 201922403277U CN 211260865 U CN211260865 U CN 211260865U
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- box
- fixedly connected
- flue gas
- boiler flue
- box body
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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 device, including the bottom plate, the top fixed mounting of bottom plate has control panel, the equal fixedly connected with backup pad in both ends at bottom plate top, fixedly connected with box between the top of two backup pads, the outside fixedly connected with transmission box of box one end, one side fixed mounting that the box was kept away from to the transmission box has servo motor, the utility model discloses the beneficial effect who reaches is: the utility model discloses compact structure, the practicality is strong, through setting up pressure relief device, make the inside of box keep certain pressure, thereby make the boiler flue gas can stop a period in the inside of box, thereby make equipment more abundant to the utilization of boiler flue gas waste heat, simultaneously through setting up rotary joint, cooperation servo motor carries out the transmission with the gear, make heat pipe and the inside boiler flue gas of box can carry out abundant contact, thereby make the boiler flue gas more comprehensive to the heating of cold water in the heat pipe.
Description
Technical Field
The utility model relates to a waste heat recovery device, in particular to boiler flue gas waste heat recovery device belongs to waste heat recovery technical field.
Background
In the existing life, a boiler is an energy conversion device, energy input to the boiler is chemical energy and electric energy in fuel, the boiler outputs steam, high-temperature water or an organic heat carrier with certain heat energy, and in the working process of the boiler, flue gas generated by the boiler contains a large amount of heat which is directly discharged, which causes great waste to the energy, so that a boiler flue gas waste heat recovery device gradually appears, but most of the existing boiler flue gas waste heat recovery devices are provided with heat conduction pipes filled with cold water only in the process of flue gas discharge, and the heat conduction pipes are heated and utilized through the continuous flow of the flue gas and the waste heat in the flue gas, so that the flue gas heats the flue gas waste heat recovery device only in a moment, when the flow speed of the flue gas is high, the hot water in the heat conduction pipes is not sufficiently heated, and the utilization of the flue gas waste heat is not sufficient, meanwhile, the existing boiler flue gas waste heat recovery device is insufficient for the contact between the heat conduction pipe and the boiler flue gas.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a boiler flue gas waste heat recovery device.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model relates to a boiler flue gas waste heat recovery device, which comprises a bottom plate, wherein a control panel is fixedly arranged at the top of the bottom plate, two supporting plates are fixedly connected at both ends of the top of the bottom plate, a box body is fixedly connected between the tops of the supporting plates, a transmission box is fixedly connected at the outer side of one end of the box body, a servo motor is fixedly arranged at one side of the transmission box far away from the box body, an output shaft of the servo motor extends to the inside of the transmission box and is fixedly connected with a driving gear, the inside of the box body is rotatably connected with a heat conduction pipe with a U-shaped structure, one end of the heat conduction pipe close to the transmission box penetrates through the box body and the transmission box and extends to the outside of the transmission box and is fixedly connected with a first rotary joint, a driven gear is fixedly connected, the one end that first rotary joint was kept away from to the heat pipe extends to the outside and the fixedly connected with second rotary joint of box, the outside of box just is located the transmission box and cuts there is the exhaust port directly over, the outside of box just is located the outside fixedly connected with pressure release box of exhaust port, the inside of pressure release box is cut there is the pressure release groove, the inner wall in pressure release groove is cut near one side of exhaust port and is cut there is the through-hole, the one end that the through-hole was kept away from to the inside of pressure release box is cut there is the spout, the inside sliding connection of spout has the gag lever post of "T" style of calligraphy structure, the one end that the gag lever post is close to the through-hole extends to the inside and the fixedly connected with baffle in pressure release groove, the outside of gag lever post just is located the cover between the inner wall.
As an optimized scheme of the utility model, the width of heat pipe is less than the diameter of box.
As a preferred scheme of the utility model, the outside of box just is located second rotary joint under fixedly connected with advances the tobacco pipe, the inside that advances the tobacco pipe communicates with each other with the inside of box, the top fixedly connected with of pressure release box discharges fume the pipe, just the bottom of discharging fume the pipe extends to the inside of pressure release groove.
As an optimized proposal of the utility model, the inner wall of the box body is fixedly connected with filter screen outside the smoke outlet.
As a preferred scheme of the utility model, the size of baffle and the size of through-hole mutually support.
As an optimized scheme of the utility model, the outside of box is rotated and is connected with the chamber door, the outside of chamber door is excavated fluted handle.
As an optimized scheme of the utility model, servo motor and control panel electric connection.
The utility model discloses the beneficial effect who reaches is: the utility model discloses compact structure, the practicality is strong, through setting up pressure relief device, make the inside of box keep certain pressure, thereby make the boiler flue gas can stop a period in the inside of box, thereby make equipment more abundant to the utilization of boiler flue gas waste heat, simultaneously through setting up rotary joint, cooperation servo motor carries out the transmission with the gear, make heat pipe and the inside boiler flue gas of box can carry out abundant contact, thereby make the boiler flue gas more comprehensive to the heating of cold water in the heat pipe.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is an enlarged view of a portion a in fig. 2.
In the figure: 1. a base plate; 2. a control panel; 3. a support plate; 4. a box body; 5. a transmission box; 6. a servo motor; 7. a driving gear; 8. a heat conducting pipe; 9. a first rotary joint; 10. a driven gear; 11. a second rotary joint; 12. a smoke inlet pipe; 13. a smoke outlet; 14. a filter screen; 15. a pressure relief box; 16. a pressure relief groove; 17. a through hole; 18. a chute; 19. a limiting rod; 20. a baffle plate; 21. a return spring; 22. a smoke exhaust pipe; 23. a box door; 24. a recessed handle.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Examples
As shown in fig. 1-3, the utility model provides a boiler flue gas waste heat recovery device, which comprises a bottom plate 1, wherein a control panel 2 is fixedly arranged on the top of the bottom plate 1, supporting plates 3 are fixedly connected to both ends of the top of the bottom plate 1, a box body 4 is fixedly connected between the tops of the two supporting plates 3, and the supporting plates 3 are used for better supporting the box body 4; the outer side of one end of the box body 4 is fixedly connected with a transmission box 5, one side, far away from the box body 4, of the transmission box 5 is fixedly provided with a servo motor 6, an output shaft of the servo motor 6 extends into the transmission box 5 and is fixedly connected with a driving gear 7, the interior of the box body 4 is rotatably connected with a heat conduction pipe 8 in a U-shaped structure, the heat conduction pipe 8 is formed by combining a plurality of U-shaped structures, and the contact area between the heat conduction pipe 8 and boiler flue gas is convenient to increase; one end of the heat conduction pipe 8, which is close to the transmission box 5, penetrates through the box body 4 and the transmission box 5 and extends to the outer side of the transmission box 5, and is fixedly connected with a first rotary joint 9, a driven gear 10 is fixedly connected with the outer side of the heat conduction pipe 8 and is positioned in the transmission box 5, and the driven gear 10 is meshed with the driving gear 7, so that power transmission can be better performed, and the heat conduction pipe 8 is driven to rotate; one end of the heat conduction pipe 8, which is far away from the first rotary joint 9, extends to the outer side of the box body 4 and is fixedly connected with a second rotary joint 11, and the heat conduction pipe 8 can not drive an external water pipe to rotate while rotating through the matching between the first rotary joint 9 and the second rotary joint 11; a smoke outlet 13 is cut on the outer side of the box body 4 and right above the transmission box 5, a pressure relief box 15 is fixedly connected to the outer side of the box body 4 and the outer side of the smoke outlet 13, a pressure relief groove 16 is cut in the pressure relief box 15, a through hole 17 is cut on one side, close to the smoke outlet 13, of the inner wall of the pressure relief groove 16, and the smoke outlet 13 is communicated with the through hole 17; one end that the through-hole 17 was kept away from to the inside of pressure release box 15 is dug has spout 18, the inside sliding connection of spout 18 has the gag lever post 19 of "T" style of calligraphy structure, the gag lever post 19 is close to the one end of through-hole 17 and extends to the inside and the fixedly connected with baffle 20 of pressure release groove 16, the outside of gag lever post 19 just is located the cover between the inner wall of baffle 20 and pressure release groove 16 and has return spring 21, the better control gag lever post 19 of being convenient for carries out the return with baffle 20.
Further, the width of the heat conductive pipe 8 is smaller than the diameter of the case 4, so that the heat conductive pipe 8 can rotate inside the case 4.
Furthermore, a smoke inlet pipe 12 is fixedly connected to the outer side of the box 4 and right below the second rotary joint 11, the inside of the smoke inlet pipe 12 is communicated with the inside of the box 4, a smoke exhaust pipe 22 is fixedly connected to the top of the pressure relief box 15, and the bottom of the smoke exhaust pipe 22 extends to the inside of the pressure relief groove 16, so that better smoke inlet and exhaust can be facilitated.
Furthermore, the inner wall of the box body 4 is fixedly connected with a filter screen 14 at the outer side of the smoke outlet 13, so that dust in the smoke can be better filtered.
Furthermore, the size of the baffle 20 is matched with the size of the through hole 17, so that the through hole 17 can be blocked by the baffle 20 better.
Further, the outer side of the box body 4 is rotatably connected with a box door 23, a groove handle 24 is cut on the outer side of the box door 23, and the box door 23 can be opened better through the groove handle 24, so that the inside of the box body 4 can be cleaned better.
Furthermore, the servo motor 6 is electrically connected with the control panel 2, so that the equipment can be better controlled.
Specifically, the equipment is placed at a designated position through the bottom plate 1, the first rotary joint 9 and the second rotary joint 11 are respectively connected with an external water pipe, so that cold water in the water pipe can enter the interior of the heat conduction pipe 8 through the second rotary joint 11 and then is discharged from the water pipe at one end of the first rotary joint 9, meanwhile, a smoke outlet of the boiler is connected with the equipment through a smoke inlet pipe 12, so that boiler smoke can enter the interior of the box body 4, the equipment is connected with smoke purification equipment through a smoke exhaust pipe 22, then the equipment is electrified, a servo motor 6 is controlled by the control panel 2 to work, a driving gear 7 is driven to rotate, a driven gear 10 is driven to rotate, the heat conduction pipe 8 rotates in the interior of the box body 4, the heat conduction pipe 8 is ensured to be fully contacted with smoke in the box body 4, and the cold water in the heat conduction pipe 8 is heated through waste heat of the smoke, make things convenient for follow-up use, simultaneously when the inside flue gas pressure of box 4 reaches a definite value, the flue gas passes through filter screen 14, exhaust port 13 extrudees baffle 20 with through-hole 17, it removes to promote baffle 20, make gag lever post 19 remove in the inside of spout 18, extrude return spring 21 simultaneously, the flue gas is discharged in getting into flue gas purification equipment through pressure release groove 16 and exhaust pipe 22, thereby avoid the flue gas to cause harm to the nature, when the inside pressure of box 4 descends, through return spring 21's effect, make baffle 20 return, block up through-hole 17, thereby guarantee under the circumstances that pressure allows, the flue gas can stop in the inside of box 4, thereby better heats the inside cold water of heat pipe 8.
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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 boiler flue gas waste heat recovery device comprises a bottom plate (1) and is characterized in that a control panel (2) is fixedly mounted at the top of the bottom plate (1), supporting plates (3) are fixedly connected to the two ends of the top of the bottom plate (1), a box body (4) is fixedly connected between the tops of the supporting plates (3), a transmission box (5) is fixedly connected to the outer side of one end of the box body (4), a servo motor (6) is fixedly mounted on one side, far away from the box body (4), of the transmission box (5), an output shaft of the servo motor (6) extends to the inside of the transmission box (5) and is fixedly connected with a driving gear (7), a heat pipe (8) of a U-shaped structure is rotatably connected to the inside of the box body (4), one end, close to the transmission box (5), of the heat pipe (8) penetrates through the box body (4) and the transmission box (5) and extends to a first rotary joint (9) fixedly connected, the outer side of the heat conduction pipe (8) is fixedly connected with a driven gear (10) in the transmission box (5), the driven gear (10) is meshed with the driving gear (7) and connected with the driving gear, one end, far away from the first rotary joint (9), of the heat conduction pipe (8) extends to the outer side of the box body (4) and is fixedly connected with a second rotary joint (11), a smoke exhaust port (13) is formed in the outer side of the box body (4) and is located right above the transmission box (5), a pressure relief box (15) is fixedly connected with the outer side of the box body (4) and is located at the smoke exhaust port (13), a pressure relief groove (16) is formed in the pressure relief box (15), a through hole (17) is formed in one side, close to the smoke exhaust port (13), of the inner wall of the pressure relief groove (16), a sliding groove (18) is formed in one end, far away from the through hole (17), of the inner side of the pressure relief box (15), and is provided with a limiting rod (19) of, one end of the limiting rod (19) close to the through hole (17) extends to the inside of the pressure relief groove (16) and is fixedly connected with a baffle plate (20), and a return spring (21) is sleeved between the outer side of the limiting rod (19) and the inner wall of the pressure relief groove (16) and located between the baffle plate (20).
2. The boiler flue gas waste heat recovery device according to claim 1, wherein the width of the heat conduction pipes (8) is smaller than the diameter of the box (4).
3. The boiler flue gas waste heat recovery device according to claim 1, wherein a smoke inlet pipe (12) is fixedly connected to the outer side of the box body (4) and located right below the second rotary joint (11), the interior of the smoke inlet pipe (12) is communicated with the interior of the box body (4), a smoke exhaust pipe (22) is fixedly connected to the top of the pressure relief box (15), and the bottom of the smoke exhaust pipe (22) extends to the interior of the pressure relief groove (16).
4. The boiler flue gas waste heat recovery device according to claim 1, wherein a filter screen (14) is fixedly connected to the inner wall of the box body (4) and located outside the smoke outlet (13).
5. The boiler flue gas waste heat recovery device according to claim 1, wherein the size of the baffle plate (20) is matched with the size of the through hole (17).
6. The boiler flue gas waste heat recovery device according to claim 1, wherein a box door (23) is rotatably connected to the outer side of the box body (4), and a groove handle (24) is chiseled on the outer side of the box door (23).
7. The boiler flue gas waste heat recovery device according to claim 1, wherein the servo motor (6) is electrically connected with the control panel (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922403277.XU CN211260865U (en) | 2019-12-27 | 2019-12-27 | Boiler flue gas waste heat recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922403277.XU CN211260865U (en) | 2019-12-27 | 2019-12-27 | Boiler flue gas waste heat recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211260865U true CN211260865U (en) | 2020-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922403277.XU Active CN211260865U (en) | 2019-12-27 | 2019-12-27 | Boiler flue gas waste heat recovery device |
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| Country | Link |
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| CN (1) | CN211260865U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116105507A (en) * | 2022-12-06 | 2023-05-12 | 南京华电节能环保股份有限公司 | Coke oven flue waste gas waste heat recovery mechanism |
-
2019
- 2019-12-27 CN CN201922403277.XU patent/CN211260865U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116105507A (en) * | 2022-12-06 | 2023-05-12 | 南京华电节能环保股份有限公司 | Coke oven flue waste gas waste heat recovery mechanism |
| CN116105507B (en) * | 2022-12-06 | 2023-08-15 | 南京华电节能环保股份有限公司 | Coke oven flue waste gas waste heat recovery mechanism |
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