CN220321356U - Water drain reutilization device for fan heater of power plant boiler - Google Patents
Water drain reutilization device for fan heater of power plant boiler Download PDFInfo
- Publication number
- CN220321356U CN220321356U CN202320834750.3U CN202320834750U CN220321356U CN 220321356 U CN220321356 U CN 220321356U CN 202320834750 U CN202320834750 U CN 202320834750U CN 220321356 U CN220321356 U CN 220321356U
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- Prior art keywords
- heater
- drain
- pipeline
- water drain
- water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 94
- 238000004064 recycling Methods 0.000 claims abstract description 52
- 230000002940 repellent Effects 0.000 claims abstract description 4
- 239000005871 repellent Substances 0.000 claims abstract description 4
- 238000010438 heat treatment Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 2
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003657 drainage water Substances 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
A device for recycling water drain of a fan heater of a power plant boiler. At present, the unqualified water quality of the prior-stage heater is wasted by a large amount of high-temperature drainage; the high-temperature drainage of the later-stage heater is directly sent into the deaerator, and the primary air and the secondary air cannot be heated for secondary use, so that the effects of energy conservation and consumption reduction are not achieved. A kind of power plant boiler blower fan heater water repellent reusing device, its composition includes: a water drain recycling water supply pipeline (3) of a heater is arranged in front of a main door of the primary air heater, the water drain recycling water supply pipeline of the heater enters the interior of a bellows from the side face of the upper portion of the bellows, a group of heaters are added in the bellows, the water drain of the primary air heater comes out from the side face of the lower portion of the bellows, a water drain recycling pipeline (4) of the heater is connected, and a water drain recycling manual door (5) of the heater is arranged on the water drain recycling water drain pipeline of the heater. The utility model is applied to the field of boiler air pre-heaters.
Description
Technical Field
The utility model relates to a device for recycling water from a fan heater of a power plant boiler.
Background
At present, when the ambient temperature is low, in order to prevent the air preheater of the power plant boiler from being blocked, the outlet air temperature of a fan is increased, the outlet air temperature of a heater is increased, the drainage temperature of a primary fan and a blower heater is increased, and when the drainage water quality of the primary fan and the blower heater is unqualified, a large amount of high-temperature drainage is wasted; the high-temperature drainage of the later-stage heater is directly sent into the deaerator, and the primary air and the secondary air cannot be heated for secondary use, so that the effects of energy conservation and consumption reduction are not achieved.
Disclosure of Invention
The utility model aims to provide a device for recycling water from a fan heater of a power plant boiler.
The above object is achieved by the following technical scheme:
a kind of power plant boiler blower fan heater water repellent reusing device, its composition includes: the air conditioner comprises a primary air heater and an original heater, wherein a heater drainage recycling water supply pipeline is arranged in front of a main door of the primary air heater, the heater drainage recycling water supply pipeline enters the interior of an air box from the side surface of the upper part of the air box, a group of heaters are additionally arranged in the air box, the heater drainage recycling water supply pipeline is connected to the heater drainage recycling water drain pipeline, a heater drainage recycling water drain manual door is arranged on the heater drainage recycling water drain pipeline, and a heater drainage recycling water supply manual door is arranged on the heater drainage recycling water supply pipeline;
the water draining and recycling pipeline of the heater and the water draining and recycling water supply pipeline of the heater are connected with the original water draining pipeline of the heater.
The water drain recycling device of the fan heater of the power plant boiler is characterized in that a water drain main door of a water drain pipeline of the fan heater is arranged on a water drain pipeline of the original fan heater.
The water drain recycling device of the fan heater of the power plant boiler is characterized in that the original heater is connected with a water drain pipeline of the original heater and a steam heating pipeline of the heater respectively.
The utility model has the beneficial effects that:
1. the utility model belongs to a device for recycling water drain of a primary fan and a blower heater of a power plant, and relates to an improved device for recycling water drain of the primary fan and the blower heater.
2. The utility model solves the waste of high-temperature drainage and discharge of the primary fan, the blower and the air heater of the power plant; the hydrophobic secondary heating primary and secondary air is utilized to improve the temperature of the primary and secondary air, thereby playing the roles of saving energy and reducing consumption and improving the economy of the unit.
Drawings
Fig. 1 is a schematic diagram of the structure of the present utility model.
In the figure, 1, a primary air heater, 2, an original heater, 3, a heater drain recycling water supply pipeline, 4, a heater drain recycling drain pipeline, 5, a heater drain recycling drain manual door, 6, a heater drain recycling water supply manual door, 7, an original heater drain pipeline, 8, a heater drain pipeline drain main door and 9, a heater steam heating pipeline.
Detailed Description
Examples
A kind of power plant boiler blower fan heater water repellent reusing device, its composition includes: the air conditioner comprises a primary air heater 1 and an original air heater 2, wherein a water drain recycling water supply pipeline 3 of the air heater is arranged in front of a main door of the primary air heater, the water drain recycling water supply pipeline of the air heater enters the interior of an air box from the side surface of the upper part of the air box, a group of air heaters are additionally arranged in the air box, the water drain of the primary air heater is discharged from the side surface of the lower part of the air box and is connected to a water drain recycling water drain pipeline 4 of the air heater, and a water drain recycling manual door 5 of the air heater is arranged on the water drain recycling water drain pipeline of the air heater; a manual door 6 for draining and recycling water of the heater is arranged on the drain and recycling water supply pipeline of the heater;
the drain recycling drain pipeline of the heater and the drain recycling water supply pipeline of the heater are connected with the drain pipeline 7 of the original heater.
The water drain recycling device of the fan heater of the power plant boiler is characterized in that a water drain main door 8 of a water drain pipeline of the fan heater is arranged on a water drain pipeline of the original fan heater.
The water drain recycling device of the fan heater of the power plant boiler is characterized in that the original heater is respectively connected with the water drain pipeline of the original heater and the steam heating pipeline 9 of the heater.
Taking a primary air heater as an example (other same) and: the drainage pipeline of the existing primary air heater is provided with a drainage main door, a drainage adjusting door, a front manual door of the drainage adjusting door, a rear manual door of the drainage adjusting door and a drainage bypass door, drainage flows into a drainage tank of the heater, water of the heater is discharged to a deaerator through a drainage pump of the heater, is discharged to a starting expansion vessel, and is discharged to a trench. A pipeline is connected in front of a main door of a drain pipeline of a primary air heater (regarded as a drain recycling water supply pipeline of the air heater), a manual door is additionally arranged on the recycling water supply pipeline (regarded as a drain recycling water supply manual door of the air heater), the recycling water supply pipeline enters the interior of the air box from the side face of the upper part of the air box, a group of air heaters are additionally arranged in the air box, the drain of the newly-added air heater is discharged from the side face of the lower part of the air box, the manual door is additionally arranged on the recycling water drain pipeline (regarded as a drain recycling drain manual door of the air heater) after being connected to a main door of the drain pipeline of the primary air heater. When the air heater is operated, the water drain of the air heater is opened, the water supply manual door is recycled, the water drain manual door is opened, the main door of the water drain pipeline of the primary air heater is closed, the high-temperature water drain of the original primary air heater passes through the water drain of the air heater, the water supply pipeline is recycled, and the water drain pipeline flows to the water drain tank of the air heater after entering the air channel for newly adding the air heater for heat exchange.
Claims (3)
1. A kind of power plant boiler blower fan heater water repellent reusing device, its composition includes: the primary air heater and the original heater are characterized in that: a water drain recycling water supply pipeline of the air heater is arranged in front of the main door of the primary air heater, the water drain recycling water supply pipeline of the air heater enters the air box from the side surface of the upper part of the air box, a group of air heaters are additionally arranged in the air box, the water drain of the primary air heater comes out from the side surface of the lower part of the air box and is connected to the water drain recycling water drain pipeline of the air heater, a water drain recycling water drain manual door of the air heater is arranged on the water drain recycling water drain pipeline of the air heater, and a water drain recycling water supply manual door of the air heater is arranged on the water drain recycling water supply pipeline of the air heater;
the water draining and recycling pipeline of the heater and the water draining and recycling water supply pipeline of the heater are connected with the original water draining pipeline of the heater.
2. The power plant boiler fan heater drain reuse apparatus according to claim 1, wherein: the drain main door of the drain pipeline of the air heater is arranged on the drain pipeline of the original air heater.
3. The power plant boiler fan heater drain reuse apparatus according to claim 2, wherein: the original heater is respectively connected with the drain pipeline of the original heater and the steam heating pipeline of the heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320834750.3U CN220321356U (en) | 2023-04-14 | 2023-04-14 | Water drain reutilization device for fan heater of power plant boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320834750.3U CN220321356U (en) | 2023-04-14 | 2023-04-14 | Water drain reutilization device for fan heater of power plant boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220321356U true CN220321356U (en) | 2024-01-09 |
Family
ID=89411819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320834750.3U Active CN220321356U (en) | 2023-04-14 | 2023-04-14 | Water drain reutilization device for fan heater of power plant boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220321356U (en) |
-
2023
- 2023-04-14 CN CN202320834750.3U patent/CN220321356U/en active Active
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