CN214950766U - Waste heat recovery device for boiler - Google Patents
Waste heat recovery device for boiler Download PDFInfo
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- CN214950766U CN214950766U CN202120179116.1U CN202120179116U CN214950766U CN 214950766 U CN214950766 U CN 214950766U CN 202120179116 U CN202120179116 U CN 202120179116U CN 214950766 U CN214950766 U CN 214950766U
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Abstract
The utility model relates to the technical field of heat recovery, in particular to a waste heat recovery device for a boiler, which comprises a recovery device body; the upper end and the lower end of the recovery device body are respectively provided with a first water tank and a second water tank, the first water tank is communicated with a water outlet nozzle through a water outlet pipe, the second water tank is communicated with a water inlet nozzle through a water inlet pipe, control valves are respectively arranged on the water inlet nozzle and the water outlet nozzle, and a plurality of heat absorption water pipes are communicated between the first water tank and the second water tank; the left side and the right side of the top end of the recovery device body are respectively provided with an air inlet pipe and an air outlet pipe, and the air inlet pipe and the air outlet pipe are also provided with control valves; a cleaning screen plate is arranged below the first water tank, and a sewage collecting screen plate is arranged above the second water tank. The utility model discloses can manually reciprocate dirty otter board of collection, clear up through the dust of adhesion on the clearance brush to its outer wall, improve waste heat recovery efficiency and quality, reduce the pollution of the dust in the flue gas to recovery unit inner assembly simultaneously.
Description
Technical Field
The utility model relates to a heat recovery technical field specifically is a waste heat recovery device for boiler.
Background
In the chemical production process, the boiler provides the energy as energy supply equipment for the production process, produce a large amount of high temperature flue gas among the boiler combustion process, these high temperature flue gases if do not utilize, not only cause the energy extravagant, can cause environmental pollution moreover, consequently need can carry out heat recovery's device to the flue gas that has certain heat that discharges among the chemical production, make it enough guarantee thermal recovery, can also adsorb the dust in the flue gas simultaneously, reduce the pollution to recovery unit.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a waste heat recovery device for boiler to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a waste heat recovery device for a boiler comprises a recovery device body; the upper end and the lower end of the recovery device body are respectively provided with a first water tank and a second water tank, the first water tank is communicated with a water outlet nozzle through a water outlet pipe, the second water tank is communicated with a water inlet nozzle through a water inlet pipe, control valves are respectively arranged on the water inlet nozzle and the water outlet nozzle, and a plurality of heat absorption water pipes are communicated between the first water tank and the second water tank; the left side and the right side of the top end of the recovery device body are respectively provided with an air inlet pipe and an air outlet pipe, and the air inlet pipe and the air outlet pipe are also provided with control valves; the below of first water pitcher is provided with the clearance otter board, the top of second water pitcher is provided with the dirty otter board of collection, collect dirty otter board and clear up the otter board on all set up with the connecting sleeve hole of heat absorption water pipe radian adaptation, clear up the otter board, collect dirty otter board all through the connecting sleeve hole joint on the heat absorption water pipe.
Preferably, the dirty otter board of collection and clearance otter board are discoid structure, all are provided with fixed slider on the outer wall of dirty otter board of collection and clearance otter board.
Preferably, two adjacent from top to bottom sliding connection has fixed slide bar between the fixed slider, and the bottom mounting of fixed slide bar is on the diapire of recovery unit body, and the cover is equipped with reset spring on the fixed slide bar.
Preferably, the top end of the fixed sliding rod is in threaded connection with a limiting block of a T-shaped structure.
Preferably, the upper end and the lower end of the heat absorption water pipe are both provided with a connecting piece, and one end of the connecting piece, which is far away from the heat absorption water pipe, is fixedly connected with the first water tank and the second water tank.
Preferably, the other end of the connecting piece is in threaded connection with the end of the heat absorption water pipe, and a sealing gasket is arranged inside the connecting piece.
Preferably, a plurality of filter screen plates are arranged at intervals on the lower part of the second water tank, and the top ends of the filter screen plates are connected with the lower surface of the second water tank.
Preferably, cleaning brushes are arranged in an annular array in the connecting sleeve holes on the cleaning screen plate.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses the dirty otter board of clearance otter board and collection has been add in the inside of current recovery unit body, the setting of clearance otter board is in the bottom of first water pitcher, the dirty otter board setting of collection sets up the top at the second water pitcher, clearance otter board and the dirty otter board of collection all pass through adapter sleeve hole joint on the heat absorption water pipe, when need clearing up the heat absorption water pipe at the in-process of in-service use, can manually reciprocate the dirty otter board of collection, clear up through the dust of adhesion on the clearance brush to its outer wall, waste heat recovery efficiency and quality are improved, reduce the pollution of the dust in the flue gas to recovery unit inner assembly simultaneously, reach the purpose of removing dust.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of a local structure of the cleaning net plate of the present invention.
In the figure: 1. a recovery device body; 2. a first water tank; 3. a second water tank; 4. a water outlet nozzle; 5. a water inlet nozzle; 6. a heat absorption water pipe; 7. an air inlet pipe; 8. an air outlet pipe; 9. cleaning the screen plate; 10. a sewage collecting screen plate; 11. fixing the sliding block; 12. fixing the sliding rod; 13. a return spring; 14. a limiting block; 15. a connecting member; 16. a filter screen plate; 17. cleaning the brush; 18. and connecting the trepan boring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1-2, the present invention provides a technical solution: a waste heat recovery device for a boiler comprises a recovery device body 1; the upper end and the lower end of the recovery device body 1 are respectively provided with a first water tank 2 and a second water tank 3, the first water tank 2 is communicated with a water outlet nozzle 4 through a water outlet pipe, the second water tank 3 is communicated with a water inlet nozzle 5 through a water inlet pipe, control valves are respectively arranged on the water inlet nozzle 5 and the water outlet nozzle 4, and a plurality of heat absorption water pipes 6 are communicated between the first water tank 2 and the second water tank 3; the left side and the right side of the top end of the recovery device body 1 are respectively provided with an air inlet pipe 7 and an air outlet pipe 8, and the air inlet pipe 7 and the air outlet pipe 8 are also provided with control valves; the below of first water pitcher 2 is provided with clearance otter board 9, and the top of second water pitcher 3 is provided with the dirty otter board 10 of collection, collect dirty otter board 10 and clear up the otter board 9 on all set up with the connection trepanning 18 of 6 radian adaptations of heat absorption water pipe, clear up otter board 9, dirty otter board 10 of collection all through connecting trepanning 18 joints on heat absorption water pipe 6.
Further, the sewage collecting screen plate 10 and the cleaning screen plate 9 are both disc-shaped structures, and the outer walls of the sewage collecting screen plate 10 and the cleaning screen plate 9 are both provided with fixed sliding blocks 11.
Further, a fixed sliding rod 12 is slidably connected between two adjacent fixed sliding blocks 11, the bottom end of the fixed sliding rod 12 is fixed on the bottom wall of the recovery device body 1, and a return spring 13 is sleeved on the fixed sliding rod 12.
Furthermore, the top end of the fixed slide bar 12 is connected with a limiting block 14 with a T-shaped structure through threads.
Furthermore, the upper end and the lower end of the heat absorption water pipe 6 are both provided with a connecting piece 15, and one end of the connecting piece 15 far away from the heat absorption water pipe 6 is fixedly connected with the first water tank 2 and the second water tank 3.
Further, the other end of the connecting piece 15 is in threaded connection with the end of the heat absorption water pipe 6, and a sealing gasket is arranged inside the connecting piece 15.
Furthermore, a plurality of filter screen plates 16 are arranged at intervals on the lower part of the second water tank 3, and the top ends of the filter screen plates 16 are connected with the lower surface of the second water tank 3.
Furthermore, cleaning brushes 17 are arranged in an annular array in connecting sleeve holes 18 on the cleaning screen plate 9.
The working principle is as follows: in the in-process of this equipment in-service use, pour into the high temperature flue gas into through intake pipe 7 to the inside of recovery unit body 1, the flue gas gets into recovery unit body 1 back, carries out multiple-layer filtration, absorption to it through clearance otter board 9, dirty otter board 10 of collection and filtration otter board 16, reduces the pollution to recovery unit body 1 inner assembly. The water inlet nozzle 5 is externally connected with a water source, low-temperature water is injected into the second water tank 3, the low-temperature water absorbs heat when passing through the heat absorption water pipe 6, the temperature rises to enter the first water tank 2, and the hot water is discharged through the water outlet nozzle 4.
Need clear up the heat-absorbing pipe 6 at the in-process of in-service use, can manually reciprocate dirty otter board 10 of collection, clear up the dust of adhesion on the heat-absorbing pipe 6 outer wall through clearance brush 17, the dust after the clearance is collected via dirty otter board 10 of collection, and clearance otter board 9 realizes resetting under reset spring 13's effect, through the clearance to heat-absorbing pipe 6, reach the purpose that improves waste heat recovery efficiency and quality, reduce the pollution of the dust in the flue gas to the inner assembly of recovery unit main part 1 simultaneously, reach the purpose of removing dust.
It is worth noting that: the whole device realizes control over the device through the controller, and because the equipment matched with the controller is common equipment, the device belongs to the existing mature technology, and the electrical connection relation and the specific circuit structure are not repeated.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a waste heat recovery device for boiler which characterized in that: comprises a recovery device body (1); the upper end and the lower end of the recovery device body (1) are respectively provided with a first water tank (2) and a second water tank (3), the first water tank (2) is communicated with a water outlet nozzle (4) through a water outlet pipe, the second water tank (3) is communicated with a water inlet nozzle (5) through a water inlet pipe, control valves are respectively arranged on the water inlet nozzle (5) and the water outlet nozzle (4), and a plurality of heat absorption water pipes (6) are communicated between the first water tank (2) and the second water tank (3); the left side and the right side of the top end of the recovery device body (1) are respectively provided with an air inlet pipe (7) and an air outlet pipe (8), and the air inlet pipe (7) and the air outlet pipe (8) are also provided with control valves; the utility model discloses a heat absorption water tank, including first water pitcher (2), the below of first water pitcher (2) is provided with clearance otter board (9), the top of second water pitcher (3) is provided with dirty otter board of collection (10), collect dirty otter board (10) and clearance otter board (9) on all set up with connection trepan boring (18) of heat absorption water pipe (6) radian adaptation, clearance otter board (9), dirty otter board of collection (10) all through connecting trepan boring (18) joint on heat absorption water pipe (6).
2. The waste heat recovery device for the boiler according to claim 1, characterized in that: the sewage collecting screen plate (10) and the cleaning screen plate (9) are both disc-shaped structures, and fixed sliding blocks (11) are arranged on the outer walls of the sewage collecting screen plate (10) and the cleaning screen plate (9).
3. The waste heat recovery device for the boiler according to claim 2, characterized in that: two adjacent from top to bottom sliding connection has fixed slide bar (12) between fixed slider (11), and the bottom mounting of fixed slide bar (12) is on the diapire of recovery unit body (1), and the cover is equipped with reset spring (13) on fixed slide bar (12).
4. The waste heat recovery device for the boiler according to claim 3, characterized in that: the top end of the fixed sliding rod (12) is in threaded connection with a limiting block (14) with a T-shaped structure.
5. The waste heat recovery device for the boiler according to claim 1, characterized in that: the upper end and the lower end of the heat absorption water pipe (6) are respectively provided with a connecting piece (15), and one end, far away from the heat absorption water pipe (6), of each connecting piece (15) is fixedly connected with the first water tank (2) and the second water tank (3).
6. The waste heat recovery device for the boiler according to claim 5, wherein: the other end of the connecting piece (15) is in threaded connection with the end part of the heat absorption water pipe (6), and a sealing gasket is arranged inside the connecting piece (15).
7. The waste heat recovery device for the boiler according to claim 1, characterized in that: a plurality of filter screen plates (16) are arranged at intervals on the lower part of the second water tank (3), and the top ends of the filter screen plates (16) are connected with the lower surface of the second water tank (3).
8. The waste heat recovery device for the boiler according to claim 1, characterized in that: cleaning brushes (17) are arranged in an annular array in connecting sleeve holes (18) on the cleaning screen plate (9).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120179116.1U CN214950766U (en) | 2021-01-22 | 2021-01-22 | Waste heat recovery device for boiler |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120179116.1U CN214950766U (en) | 2021-01-22 | 2021-01-22 | Waste heat recovery device for boiler |
Publications (1)
Publication Number | Publication Date |
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CN214950766U true CN214950766U (en) | 2021-11-30 |
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Family Applications (1)
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CN202120179116.1U Active CN214950766U (en) | 2021-01-22 | 2021-01-22 | Waste heat recovery device for boiler |
Country Status (1)
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CN (1) | CN214950766U (en) |
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2021
- 2021-01-22 CN CN202120179116.1U patent/CN214950766U/en active Active
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