CN218895685U - Condensate waste heat recovery device for split cylinders - Google Patents
Condensate waste heat recovery device for split cylinders Download PDFInfo
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- CN218895685U CN218895685U CN202223141098.1U CN202223141098U CN218895685U CN 218895685 U CN218895685 U CN 218895685U CN 202223141098 U CN202223141098 U CN 202223141098U CN 218895685 U CN218895685 U CN 218895685U
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Abstract
The utility model discloses a condensate waste heat recovery device of a split cylinder, which comprises a drain valve, a heat exchange water tank, a water pump and a water storage tank, wherein the drain valve is arranged at the bottom of the split cylinder and is connected with the heat exchange water tank; the water inlet is connected with a water supply pipe of boiler water of the steam boiler, and the water outlet is connected with an inlet of boiler water of the steam boiler. The split-cylinder condensate waste heat recovery device can utilize the waste heat of the split-cylinder condensate to heat boiler water, so that the energy utilization efficiency is improved, and the energy consumption is reduced.
Description
Technical Field
The utility model belongs to the technical field of steam boiler equipment, and particularly relates to a condensate waste heat recovery device for a split cylinder.
Background
The split cylinder is matched equipment of the steam boiler and is used for distributing and conveying steam generated by the steam boiler into different pipelines to supply different users; the steam can be condensed in entering the sub-cylinder at some time, and the generated condensed water is accumulated at the bottom of the sub-cylinder, so that the inner wall of the sub-cylinder is corroded to avoid the influence on the service life of the sub-cylinder due to the condensed water and impurities carried in the condensed water, the condensed water is directly discharged through a drain valve, but the heat contained in the condensed water is not effectively utilized, and waste is caused.
The boiler water of the steam boiler needs to be preheated before entering the boiler, the time for heating in the steam boiler is reduced, and the efficiency is improved, but the energy consumption is increased because the boiler water needs to be preheated.
Disclosure of Invention
In order to solve the problems that in the prior art, condensed water of a split cylinder is directly discharged, energy waste is caused by not effectively utilizing heat energy of the condensed water, and energy consumption is increased by preheating boiler water, the utility model provides the split cylinder condensed water waste heat recovery device, which can utilize waste heat of the condensed water of the split cylinder to heat the boiler water, so that the energy utilization efficiency is improved, and the energy consumption is reduced.
In order to solve the technical problems, the utility model adopts the following technical scheme: the drainage valve is arranged at the bottom of the split cylinder, the drainage valve is connected with the heat exchange water tank, the heat exchange water tank is connected with the water storage tank through the water pump, a heat exchange pipe is arranged in the heat exchange water tank, two ends of the heat exchange pipe are respectively provided with a water inlet and a water outlet, and the water inlet and the water outlet extend out of the tank body of the heat exchange water tank; the water inlet is connected with a water supply pipe of boiler water of the steam boiler, and the water outlet is connected with an inlet of boiler water of the steam boiler.
Further, the heat exchange water tank further comprises a ball float valve, and the heat exchange water tank is connected with the water pump through the ball float valve. When the water level reaches the designated height, the float valve is opened, when the water level is high, the float valve is opened, the water pump conveys excessive water to the water storage tank for storage and recycling, and when the water level is reduced, the float valve is closed.
Further, the heat exchange water tank is also provided with an air pressure adjusting connecting pipe, an air valve, an air pump and an air pressure sensor, wherein the air pressure adjusting connecting pipe is arranged at the top of the side face of the heat exchange water tank, the air valve and the air pump are arranged on the air pressure adjusting connecting pipe, and the air pressure sensor is arranged in the heat exchange water tank. The heat exchange water tank is sealed, heat dissipation caused by air flow is reduced, and the air pressure in the heat exchange water tank is regulated by the air pump to be stable, so that the influence of too low pressure on water pump drainage or too high pressure on drain valve drainage of the split cylinder is avoided.
Further, the heat exchange water tank is also provided with a barometer. The barometer is convenient for directly displaying the air pressure in the heat exchange water tank.
Further, the heat exchange pipe is spirally wound in the heat exchange water tank for a plurality of circles. The time required by the boiler water flowing through the heat exchange tube is increased, and the heating time of the boiler water in the heat exchange water tank is prolonged.
Further, the height of the water inlet of the heat exchange tube is lower than that of the water outlet. The boiler water overflows the whole heat exchange tube, so that the residual air in the heat exchange tube is prevented from reducing the heating efficiency.
The split cylinder condensation water waste heat recovery device has the following beneficial effects: the heat exchange water tank is provided with a heat exchange pipe, and the waste heat of the condensed water in the heat exchange water tank heats the boiler water flowing through the heat exchange pipe, so that the heating time is reduced, and the efficiency is improved; the heat exchange water tank is sealed, heat loss caused by air flow is reduced, and an air pressure sensor and an air pump are arranged to regulate air pressure to be stable; the water storage tank is arranged for storing condensed water, so that water resources are saved; the heat exchange pipe is spirally wound in the heat exchange water tank for a plurality of circles, so that the time required for boiler water to flow through the heat exchange pipe is increased, and the boiler water is fully heated.
Drawings
FIG. 1 is a schematic structural view of a condensate waste heat recovery device for a split cylinder according to the present utility model;
FIG. 2 is a schematic structural view of a heat exchange tube of the condensate waste heat recovery device of the split cylinder;
the device comprises a drain valve 1, a drain valve 2, a heat exchange water tank 21, a heat exchange pipe 211, a water inlet 212, a water outlet 22, a float valve 23, an air pressure adjusting connecting pipe 24, an air valve 25, an air pump 26, an air pressure meter 3, a water pump 4, a water storage tank 5 and a split cylinder.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. 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.
As shown in fig. 1-2, the utility model relates to a condensate waste heat recovery device of a split cylinder, which comprises a drain valve 1, a heat exchange water tank 2, a water pump 3 and a water storage tank 4, wherein the drain valve 1 is arranged at the bottom of the split cylinder 5, the drain valve 1 is connected with the heat exchange water tank 2, the heat exchange water tank 2 is connected with the water storage tank 4 through the water pump 3, a heat exchange pipe 21 is arranged in the heat exchange water tank 2, two ends of the heat exchange pipe 21 are respectively provided with a water inlet 211 and a water outlet 212, and the water inlet 211 and the water outlet 212 extend out of a tank body of the heat exchange water tank 2; the water inlet 211 is connected with a water supply pipe of boiler water of the steam boiler, and the water outlet 212 is connected with an inlet of boiler water of the steam boiler.
Further, the heat exchange water tank 2 further comprises a ball float valve 22, and the heat exchange water tank 2 is connected with the water pump 3 through the ball float valve 22. When the water level reaches the designated height, the float valve 22 is opened, when the water level is high, the float valve 22 is opened, the water pump 3 conveys excessive water to the water storage tank 4 for storage and recycling, and when the water level is reduced, the float valve 22 is closed.
Further, the heat exchange water tank 2 is further provided with an air pressure adjusting connecting pipe 23, an air valve 24, an air pump 25 and an air pressure sensor, the air pressure adjusting connecting pipe 23 is arranged at the top of the side face of the heat exchange water tank 2, the water level in the heat exchange water tank 2 does not exceed the height of the air pressure adjusting connecting pipe 23, the air valve 24 and the air pump 25 are arranged on the air pressure adjusting connecting pipe 23, and the air pressure sensor is arranged in the heat exchange water tank 2. The heat exchange water tank 2 is sealed, heat dissipation caused by air flow is reduced, and the air pressure in the heat exchange water tank 2 is regulated by the air pump 25 to be stable, so that the influence of too low pressure on the water discharge of the water pump 3 or the influence of too high pressure on the drainage valve 1 to discharge condensed water of the air dividing cylinder 5 is avoided.
Further, the heat exchange water tank 2 is also provided with a barometer 26. The barometer 26 is convenient for directly displaying the air pressure in the heat exchange water tank 2.
Further, the heat exchange tube 21 is spirally wound in the heat exchange water tank 2 in a plurality of turns. The time required for the boiler water to flow through the heat exchange tube 21 is increased, and the heating time of the boiler water in the heat exchange water tank 2 is prolonged.
Further, the water inlet 211 of the heat exchange tube 21 is lower than the water outlet 212. The boiler water is overflowed to the whole heat exchange tube 21, so that the residual air in the heat exchange tube 21 is prevented from reducing the heating efficiency.
The specific use steps are as follows: steam generated by the steam boiler enters the sub-cylinder 5, part of the steam is condensed to form condensed water to be accumulated at the bottom of the sub-cylinder 5, the condensed water leaves the sub-cylinder 5 from the drain valve 1 and enters the heat exchange water tank 2, boiler water of the steam boiler flows through the heat exchange pipe 21 in the heat exchange water tank 2 and is heated by waste heat emitted by the condensed water, and the boiler water continuously flows to the steam boiler after the temperature of the boiler water rises; after the water level rises to a certain height, the floating ball of the floating ball valve 22 is lifted, the floating ball valve 22 is opened, the water pump 3 is started to convey the condensed water in the heat exchange water tank 2 to the water storage tank 4, the water level in the heat exchange water tank 2 is reduced, after the water level is reduced to a certain height, the floating ball of the floating ball valve 22 falls, the floating ball valve 22 is closed, and the water pump 3 stops running; the condensed water enters the heat exchange water tank 2 to increase the air pressure in the heat exchange water tank 2, the water pump 3 pumps out the condensed water to reduce the air pressure in the heat exchange water tank 2, the air pressure sensor detects the air pressure change, the air valve 24 on the air pressure adjusting connecting pipe 23 is opened, the air pump 25 is started to send air into or pump out of the heat exchange water tank 2, and the air pressure in the heat exchange water tank 2 is kept in a certain interval.
The split cylinder condensation water waste heat recovery device has the following beneficial effects: the heat exchange water tank is provided with a heat exchange pipe, and the waste heat of the condensed water in the heat exchange water tank heats the boiler water flowing through the heat exchange pipe, so that the heating time is reduced, and the efficiency is improved; the heat exchange water tank is sealed, heat loss caused by air flow is reduced, and an air pressure sensor and an air pump are arranged to regulate air pressure to be stable; the water storage tank is arranged for storing condensed water, so that water resources are saved; the heat exchange pipe is spirally wound in the heat exchange water tank for a plurality of circles, so that the time required for boiler water to flow through the heat exchange pipe is increased, and the boiler water is fully heated.
The present utility model and its embodiments have been described above with no limitation, and the embodiments of the present utility model are shown in the drawings, and the actual structure is not limited thereto, so that those skilled in the art who have the ordinary skill in the art who have the benefit of the present utility model will not creatively design similar structures and examples to those of the present utility model without departing from the gist of the present utility model.
Claims (6)
1. The utility model provides a divide cylinder condensate water waste heat recovery unit which characterized in that: the water heater comprises a drain valve (1), a heat exchange water tank (2), a water pump (3) and a water storage tank (4), wherein the drain valve (1) is arranged at the bottom of a split cylinder (5), the drain valve (1) is connected with the heat exchange water tank (2), the heat exchange water tank (2) is connected with the water storage tank (4) through the water pump (3), a heat exchange pipe (21) is arranged in the heat exchange water tank (2), two ends of the heat exchange pipe (21) are respectively provided with a water inlet (211) and a water outlet (212), and the water inlet (211) and the water outlet (212) extend out of the tank body of the heat exchange water tank (2); the water inlet (211) is connected with a water supply pipe of boiler water of the steam boiler, and the water outlet (212) is connected with an inlet of boiler water of the steam boiler.
2. The split-cylinder condensate waste heat recovery device according to claim 1, wherein: the heat exchange water tank (2) further comprises a ball float valve (22), and the heat exchange water tank (2) is connected with the water pump (3) through the ball float valve (22).
3. The split-cylinder condensate waste heat recovery device according to claim 1, wherein: the heat exchange water tank (2) is further provided with an air pressure adjusting connecting pipe (23), an air valve (24), an air pump (25) and an air pressure sensor, the air pressure adjusting connecting pipe (23) is arranged at the top of the side face of the heat exchange water tank (2), the air valve (24) and the air pump (25) are arranged on the air pressure adjusting connecting pipe (23), and the air pressure sensor is arranged in the heat exchange water tank (2).
4. A split-cylinder condensate waste heat recovery apparatus as claimed in claim 3, wherein: the heat exchange water tank (2) is also provided with a barometer (26).
5. The split-cylinder condensate waste heat recovery device according to claim 1, wherein: the heat exchange tube (21) is spirally wound in the heat exchange water tank (2) for a plurality of circles.
6. The split-cylinder condensate waste heat recovery device according to claim 1, wherein: the height of the water inlet (211) of the heat exchange tube (21) is lower than that of the water outlet (212).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223141098.1U CN218895685U (en) | 2022-11-25 | 2022-11-25 | Condensate waste heat recovery device for split cylinders |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223141098.1U CN218895685U (en) | 2022-11-25 | 2022-11-25 | Condensate waste heat recovery device for split cylinders |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218895685U true CN218895685U (en) | 2023-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223141098.1U Active CN218895685U (en) | 2022-11-25 | 2022-11-25 | Condensate waste heat recovery device for split cylinders |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218895685U (en) |
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2022
- 2022-11-25 CN CN202223141098.1U patent/CN218895685U/en active Active
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