CN216408936U - Recycling device for waste steam emission of deaerator - Google Patents
Recycling device for waste steam emission of deaerator Download PDFInfo
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- CN216408936U CN216408936U CN202120459155.7U CN202120459155U CN216408936U CN 216408936 U CN216408936 U CN 216408936U CN 202120459155 U CN202120459155 U CN 202120459155U CN 216408936 U CN216408936 U CN 216408936U
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- shaft seal
- heat exchange
- seal cooler
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Abstract
The utility model discloses a recycling device for waste steam discharged by a deaerator, which comprises a shaft seal cooler, a heat exchange assembly, a steam inlet pipe, a steam outlet pipe, a cooling assembly, a partition plate, a water leakage opening, a heating rod and a steam outlet opening. The utility model belongs to the technical field of waste gas recycling, and particularly relates to a recycling device for waste gas discharged by a deaerator.
Description
Technical Field
The utility model belongs to the technical field of waste gas recycling, and particularly relates to a recycling device for waste gas discharged by a deaerator.
Background
A thermal-type high-pressure deaerator is widely applied to a thermal power plant, and the working principle of the thermal-type high-pressure deaerator is that the gas solution law, the Henry law and the composition law of liquid level full pressure, the Dalton law are utilized, demineralized water is heated by steam to enable the demineralized water to be in a saturated state, so that the space pressure above the liquid level of the demineralized water is basically composed of steam pressure, gases except oxygen and oxygen in the demineralized water can escape from the water surface, the escaped gases are discharged into the atmosphere through a deaerator waste gas discharge pipeline by means of the pressure of the escaped gases, the oxygen in the demineralized water is eliminated, oxygen corrosion of a steam-water pipeline of a high-pressure water supply system and a boiler system is prevented, but in the process of exhausting the gases except the oxygen and the oxygen, partial steam is simultaneously discharged into the atmosphere, and thus, steam quality and heat loss are brought.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a recycling device for waste steam discharge of a deaerator, which cools a heat exchange plate by recycling steam while cooling the steam through a heat exchange assembly, and simultaneously conducts heat to a heating rod by using the heat exchange plate to heat condensed liquid so as to realize deaerating and recycle steam.
In order to realize the functions, the technical scheme adopted by the utility model is as follows: a recovery device for waste steam emission of a deaerator comprises a shaft seal cooler, a heat exchange assembly, a steam inlet pipe, a steam outlet pipe, a cooling assembly, a partition plate, a water leakage port, a heating rod and a steam outlet, wherein the heat exchange assembly is arranged on the shaft seal cooler, the heat exchange assembly penetrates through the shaft seal cooler and is arranged on the upper wall of the shaft seal cooler, the steam inlet pipe is arranged on the shaft seal cooler, the steam outlet pipe is arranged at the upper end of the side face of the shaft seal cooler, the cooling assembly is connected to the outer side wall of the shaft seal cooler and is arranged outside the shaft seal cooler, the partition plate is connected to the inner side wall of the shaft seal cooler, the water leakage port is arranged in the middle of the partition plate, the heating rod is connected to the heat exchange assembly, and the steam outlet is arranged at the lower end, far away from the side face of the steam outlet pipe, of the shaft seal cooler; the heat exchange assembly comprises a motor shell, a driving motor, a rotating rod, a connecting plate, a heat exchange plate and a water leakage hole, the motor shell is arranged on the shaft seal cooler, the driving motor is arranged in the motor shell, the rotating rod is connected to the output end of the driving motor and is arranged below the upper wall of the shaft seal cooler, the connecting plate is of a circular structure and is connected to one end, away from the driving motor, of the rotating rod, the heat exchange plate is uniformly arranged on the side surface of the connecting plate in a surrounding manner, the water leakage hole is arranged in the heat exchange plate, when steam and oxygen enter the shaft seal cooler from a steam inlet pipe, the steam is liquefied when encountering the cold heat exchange plate, the liquefied water flows into the cooling assembly through the water leakage hole, meanwhile, the heat exchange plate is heated, heat is conducted to the heating rod, the cooling water in the shaft seal cooler is heated by the heating rod, the steam generated by heating flows out from a steam outlet for the boiler to use, and the cyclic utilization of the steam is realized, avoiding steam quality and heat loss.
Furthermore, the cooling assembly comprises a circulating pipe, a pressure pump, a water storage chamber, a second check valve, a water suction pump, a water outlet pipe and a spray head, the circulating pipe is connected to the upper end of the side face of the shaft seal cooler and is arranged on one side of the heat exchange plate close to the steam inlet pipe, the pressure pump is arranged on the circulating pipe, the water storage chamber is arranged at the upper end of the outer side wall of the shaft seal cooler far away from the steam inlet pipe, the second check valve is arranged at one end of the circulating pipe close to the water storage chamber, the water suction pump is arranged on the water storage chamber, the water outlet pipe is connected to the water outlet of the water suction pump, the spray head is connected to one end of the water outlet pipe far away from the water suction pump and is arranged below the upper wall of the shaft seal cooler, after steam of the heat exchange plate is liquefied, liquefied water flows into the circulating pipe from the water leakage hole and flows into the water storage chamber through the pressure pump, cooling water is pumped into the water outlet pipe through the water suction pump and is sprayed to the heat exchange plate through the spray head to cool the heat exchange plate, the steam is cooled next time, the cooling water cools the heat exchanging plate and then falls to the lower end in the shaft seal cooler through the water leakage port, and the heating rod is used for heating and vaporizing.
Furthermore, a baffle is connected to the lower wall of the circulating pipe, the other end of the baffle is arranged below the heat exchange plate, one end of the baffle, which is connected with the circulating pipe, is lower than the other end of the baffle, and the baffle plays a role in guiding cooling water of the steam cooled by the heat exchange plate.
Furthermore, the lower end of the steam inlet pipe is provided with a one-way valve I, so that oxygen and steam are prevented from flowing back into the steam inlet pipe.
Furthermore, the connecting plate is made of heat reflection materials, so that heat of steam can be more conducted to the heating rod to heat cooling water.
Furthermore, the heating rod and the heat exchange plate are made of copper materials, so that the heating rod is good in heat conduction performance and low in manufacturing cost, and the cost is not increased when the heating rod and the heat exchange plate are used.
The utility model adopts the structure to obtain the following beneficial effects: the utility model provides a recycling device for waste steam discharge of a deaerator, which is characterized in that when steam and oxygen enter a shaft seal cooler from a steam inlet pipe, the steam is liquefied by a cold heat exchange plate, the liquefied water flows into a cooling assembly through a water leakage hole, meanwhile, the heat exchange plate is heated and conducts heat to a heating rod, so that the heating rod heats cooling water in the shaft seal cooler, the steam generated by heating flows out of a steam outlet for a boiler, the steam is recycled, the steam quality and the heat loss are avoided, the liquefied water flows into a circulating pipe from the water leakage hole, flows into a water storage chamber through a pressure pump, is pumped into a water outlet pipe through a water suction pump, is sprayed to the heat exchange plate through a spray head, is cooled by the heat exchange plate, falls to the lower end in the shaft seal cooler through the water leakage hole, and is heated and vaporized by the heating rod, realize the circulation process, connect in circulation pipe lower wall and the other end through baffle one end and locate under the heat transfer board, the one end that the circulation pipe was connected to the baffle is less than the other end, plays the drainage effect to the cooling water of steam after the heat transfer board cooling, the lower extreme through the admission pipe is equipped with check valve one, avoid oxygen and steam backflow to the admission pipe in, make by the heat reflection material through the connecting plate, the heat that makes steam can be more conducts to the heating rod and heats the cooling water, it makes for the copper product matter to trade the board through the heating rod and heat, good and the cost of construction is lower, do not increase the cost when satisfying the use.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a recovery device for the exhaust gas discharged from a deaerator in accordance with the present invention;
fig. 2 is a top view of a heat exchange assembly in the deaerator waste steam exhaust recycling device of the present invention.
The device comprises a shaft seal cooler 1, a heat exchange assembly 2, a heat exchange assembly 3, a steam inlet pipe 4, a gas outlet pipe 5, a cooling assembly 6, a partition plate 7, a water leakage port 8, a heating rod 9, a steam outlet port 10, a motor shell 11, a driving motor 12, a rotating rod 13, a connecting plate 14, a heat exchange plate 15, a water leakage hole 16, a circulating pipe 17, a pressure pump 18, a water storage chamber 19, a one-way valve II, a one-way valve 20, a water suction pump 21, a water outlet pipe 22, a spray head 23, a baffle plate 24 and a one-way valve I.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The present invention will be described in further detail with reference to the accompanying drawings.
As shown in the figure 1-2, the device for recycling the waste steam discharged by the deaerator comprises a shaft seal cooler 1, a heat exchange assembly 2, a steam inlet pipe 3, a gas outlet pipe 4, a cooling assembly 5, a partition plate 6, a water leakage opening 7, a heating rod 8 and a steam outlet 9, the heat exchange component 2 is arranged on the shaft seal cooler 1, the heat exchange component 2 penetrates through the shaft seal cooler 1 and is arranged on the upper wall of the shaft seal cooler 1, the steam inlet pipe 3 is arranged on the shaft seal cooler 1, the air outlet pipe 4 is arranged at the upper end of the side surface of the shaft seal cooler, the cooling assembly 5 is connected to the outer side wall of the shaft seal cooler 1 and is arranged outside the shaft seal cooler 1, the clapboard 6 is connected on the inner side wall of the shaft seal cooler 1, the water leakage port 7 is arranged in the middle of the clapboard 6, the heating rod 8 is connected with the heat exchange assembly 2, and the steam outlet 9 is arranged at the lower end of the side surface of the shaft seal cooler 1 far away from the air outlet pipe 4; the heat exchange assembly 2 comprises a motor shell 10, a driving motor 11, a rotating rod 12, a connecting plate 13, a heat exchange plate 14 and a water leakage hole 15, the motor shell 10 is arranged on the shaft seal cooler 1, the driving motor 11 is arranged in the motor shell 10, the rotating rod 12 is connected to the output end of the driving motor 11 and is arranged below the upper wall of the shaft seal cooler 1, the connecting plate 13 is arranged in a circular structure and is connected to one end of the rotating rod 12, far away from the driving motor 11, the heat exchange plate 14 is uniformly arranged on the side face of the connecting plate 13 in a surrounding mode, and the water leakage hole 15 is arranged in the heat exchange plate 14.
The cooling assembly 5 comprises a circulating pipe 16, a pressure pump 17, a water storage chamber 18, a second check valve 19, a water suction pump 20, a water outlet pipe 21 and a spray head 22, the circulating pipe 16 is connected to the upper end of the side face of the shaft seal cooler 1 and is arranged on one side of a heat exchange plate 14 close to the steam inlet pipe 3, the pressure pump 17 is arranged on the circulating pipe 16, the water storage chamber 18 is arranged at the upper end of the outer side wall of the shaft seal cooler 1 far away from the steam inlet pipe 3, the second check valve 19 is arranged at one end, close to the water storage chamber 18, of the circulating pipe 16, the water suction pump 20 is arranged on the water storage chamber 18, the water outlet pipe 21 is connected to a water outlet of the water suction pump 20, and the spray head 22 is connected to one end, far away from the water suction pump 20, of the water outlet pipe 21 and is arranged below the upper wall of the shaft seal cooler 1.
One end of the baffle plate 23 is connected to the lower wall of the circulating pipe 16, the other end of the baffle plate 23 is arranged below the heat exchange plate 14, and one end of the baffle plate 23 connected to the circulating pipe 16 is lower than the other end.
The lower end of the steam inlet pipe 3 is provided with a one-way valve I24.
The connection plate 13 is made of a heat reflective material.
The heating rod 8 and the heat exchanging plate are made of copper materials.
When the steam-oxygen heat exchanger is used specifically, after steam and oxygen enter the shaft seal cooler 1 from the steam inlet pipe 3, the steam is liquefied by the cold heat exchange plate 14, after the steam of the heat exchange plate 14 is liquefied, liquefied water flows into the circulating pipe 16 from the water leakage hole 15, flows into the water storage chamber 18 through the pressure pump 17, is pumped into the water outlet pipe 21 through the water suction pump 20, is sprayed to the heat exchange plate 14 through the spray head 22, cools the heat exchange plate 14 for cooling the steam next time, and falls to the lower end in the shaft seal cooler 1 through the water leakage hole 7 after the heat exchange plate 14 is cooled, and meanwhile, the heat exchange plate 14 is heated, so that heat is transferred to the heating rod 8, the cooling water in the shaft seal cooler 1 is heated by the heating rod 8, and the steam generated by heating flows out through the steam outlet 9 for use by a boiler, thereby realizing the cyclic utilization of the steam.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (6)
1. The utility model provides a recycle device that oxygen-eliminating device exhaust steam discharged which characterized in that: the heat exchanger comprises a shaft seal cooler, a heat exchange assembly, a steam inlet pipe, a steam outlet pipe, a cooling assembly, a partition plate, a water leakage port, a heating rod and a steam outlet, wherein the heat exchange assembly is arranged on the shaft seal cooler, the heat exchange assembly penetrates through the shaft seal cooler and is arranged on the upper wall of the shaft seal cooler, the steam inlet pipe is arranged on the shaft seal cooler, the steam outlet pipe is arranged at the upper end of the side face of the shaft seal cooler, the cooling assembly is connected to the outer side wall of the shaft seal cooler and is arranged outside the shaft seal cooler, the partition plate is connected to the inner side wall of the shaft seal cooler, the water leakage port is arranged in the middle of the partition plate, the heating rod is connected to the heat exchange assembly, and the steam outlet is arranged at the lower end, far away from the side face of the steam outlet pipe, of the shaft seal cooler; the heat exchange assembly comprises a motor shell, a driving motor, a rotating rod, a connecting plate, a heat exchange plate and a water leakage hole, wherein the motor shell is arranged on the shaft seal cooler, the driving motor is arranged in the motor shell, the rotating rod is connected to the output end of the driving motor and is arranged below the upper wall of the shaft seal cooler, the connecting plate is of a circular structure and is connected to one end, away from the driving motor, of the rotating rod, the heat exchange plate is uniformly arranged on the side face of the connecting plate in a surrounding mode, and the water leakage hole is formed in the heat exchange plate.
2. The recycling device for the exhaust gas discharged by the deaerator as claimed in claim 1, wherein: the cooling assembly comprises a circulating pipe, a pressure pump, a water storage chamber, a check valve II, a water suction pump, a water outlet pipe and a spray head, the circulating pipe is connected to the upper end of the side face of the shaft seal cooler and is arranged on one side of a heat exchange plate close to the steam inlet pipe, the pressure pump is arranged on the circulating pipe, the water storage chamber is arranged at the upper end of the outer side wall, away from the steam inlet pipe, of the shaft seal cooler, the check valve II is arranged at one end, close to the water storage chamber, of the circulating pipe, the water suction pump is arranged on the water storage chamber, the water outlet pipe is connected to a water outlet of the water suction pump, and the spray head is connected to one end, away from the water suction pump, of the water outlet pipe and is arranged below the upper wall of the shaft seal cooler.
3. The recycling device for the exhaust gas discharged by the deaerator as claimed in claim 2, wherein: the lower wall of the circulating pipe is connected with a baffle, the other end of the baffle is arranged below the heat exchange plate, and one end of the baffle, which is connected with the circulating pipe, is lower than the other end of the baffle.
4. The recycling device for the exhaust gas discharged by the deaerator as claimed in claim 3, wherein: the lower end of the steam inlet pipe is provided with a one-way valve I.
5. The recycling device for the exhaust gas discharged by the deaerator as claimed in claim 4, wherein: the connecting plate is made of heat reflecting materials.
6. The recycling device for the exhaust gas discharged by the deaerator as claimed in claim 5, wherein: the heating rod and the heat exchange plate are made of copper materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120459155.7U CN216408936U (en) | 2021-03-03 | 2021-03-03 | Recycling device for waste steam emission of deaerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120459155.7U CN216408936U (en) | 2021-03-03 | 2021-03-03 | Recycling device for waste steam emission of deaerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216408936U true CN216408936U (en) | 2022-04-29 |
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ID=81282095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120459155.7U Active CN216408936U (en) | 2021-03-03 | 2021-03-03 | Recycling device for waste steam emission of deaerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216408936U (en) |
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2021
- 2021-03-03 CN CN202120459155.7U patent/CN216408936U/en active Active
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