CN212585054U - Hot water heating system for factory life - Google Patents
Hot water heating system for factory life Download PDFInfo
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- CN212585054U CN212585054U CN202021372945.3U CN202021372945U CN212585054U CN 212585054 U CN212585054 U CN 212585054U CN 202021372945 U CN202021372945 U CN 202021372945U CN 212585054 U CN212585054 U CN 212585054U
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Abstract
The utility model discloses a hot water heating system for factory life, which comprises a heat exchange tank, a circulating water tank, a first heat exchanger and a second heat exchanger, wherein the heat exchange tank is internally provided with a heat exchange tube and a heat exchange fin; a spraying device is arranged in the heat exchange tank, an air distribution device is arranged at the bottom in the circulating water tank, the top of the heat exchange tank is communicated with a steam discharge pipeline, the steam discharge pipeline is communicated with a first steam pipeline and a second steam pipeline, the first steam pipeline is communicated with a first jacket of the circulating water tank, and the second steam pipeline is communicated with the air distribution device; the circulating water tank and the spraying main pipe are communicated through a water supply pipeline, the bottom of the heat exchange tank is communicated with a water outlet pipeline, the water outlet pipeline is communicated with the first heat exchanger and the second heat exchanger respectively, and the first heat exchanger, the second heat exchanger and the circulating water tank are communicated through the circulating pipeline and the circulating water tank. Heat is exchanged through the heat exchange tubes and the heat exchange fins in the heat exchange tank, and the exchanged heat is exchanged for domestic water in a factory through the heat exchanger, so that the temperature of the domestic water is increased, and resources are saved.
Description
Technical Field
The utility model relates to a hot water heating system of factory life.
Background
In thermoelectric enterprises such as power plants and chemical plants, high-temperature steam, high-temperature flue gas and high-temperature cooling water are often discharged, and the heat contained in the high-temperature steam, the high-temperature flue gas and the high-temperature cooling water is directly discharged to cause waste of heat energy.
Disclosure of Invention
To the above problem, the utility model aims at providing a factory life hot water heating system who utilizes heat energy.
Realize the technical scheme of the utility model as follows
A plant domestic hot water heating system comprises a heat exchange tank, a circulating water tank, a water replenishing tank, a first heat exchanger and a second heat exchanger,
heat exchange tubes are arranged in a circuitous manner in the heat exchange tank in the vertical direction, one end of each heat exchange tube is an inlet end, the other end of each heat exchange tube is an outlet end, the inlet end of each heat exchange tube penetrates through the heat exchange tank and extends to the lower part of the left side of the heat exchange tank, the outlet end of each heat exchange tube penetrates through the heat exchange tank and extends to the lower part of the right side of the heat exchange tank, and heat exchange fins arranged in the horizontal;
the top in the heat exchange tank is provided with a spraying device, the spraying device comprises a main spraying pipe and a plurality of spray heads communicated with the main spraying pipe, and the spray heads are arranged downwards to spray water on the surfaces of the heat exchange plates;
a high-temperature flue gas inlet pipeline and a high-temperature steam inlet pipeline which are connected with the inlet end of the heat exchange tube in parallel are arranged at the bottom of the left side of the heat exchange tank, a high-temperature flue gas control valve is installed on the high-temperature flue gas inlet pipeline, and a high-temperature steam control valve is installed on the high-temperature steam inlet pipeline;
circulating water is stored in the circulating water tank, the circulating water tank is provided with a first jacket, an air distribution device is arranged at the bottom in the circulating water tank, the top of the heat exchange tank is communicated with a steam discharge pipeline, the steam discharge pipeline is communicated with a first steam pipeline and a second steam pipeline, the first steam pipeline is communicated with the first jacket of the circulating water tank, the second steam pipeline is communicated with the air distribution device, and the air distribution device uniformly distributes the steam conveyed from the second steam pipeline at the bottom in the circulating water tank;
the circulating water tank is communicated with the spraying main pipe through a water supply pipeline, a water supply pump is installed on the water supply pipeline, the water supply pump pumps water in the circulating water tank to the spraying main pipe, and the water is sprayed by a spray head;
the bottom of the heat exchange tank is communicated with a water outlet pipeline, the water outlet pipeline is respectively communicated with a heat supply inlet end of the first heat exchanger and a heat supply inlet end of the second heat exchanger, and a heat supply outlet end of the first heat exchanger and a heat supply outlet end of the second heat exchanger are communicated with the inside of the circulating water tank through the circulating pipeline.
Preferably, the system further comprises a water replenishing tank, replenishing water is stored in the water replenishing tank, the water replenishing tank is provided with a second jacket, the discharge end of the heat exchange tube is communicated with the second jacket of the water replenishing tank, the second jacket is communicated with a discharge pipeline, the water replenishing tank is communicated with the circulating water tank through a water replenishing pipeline, and a water replenishing pump is mounted on the water replenishing pipeline.
Preferably, a first control valve is installed at the heat supply inlet end of the first heat exchanger, and a second control valve is installed at the heat supply inlet end of the second heat exchanger.
Preferably, the gas distribution device comprises a gas distribution pipeline and a plurality of gas distribution nozzles, the gas distribution pipeline is communicated with the second steam pipeline, the plurality of gas distribution nozzles are installed on the gas distribution pipeline at equal intervals, and the gas distribution nozzles are arranged upwards. A first steam control valve is installed on the first steam pipeline, and a second steam control valve is installed on the second steam pipeline.
The utility model utilizes the high temperature flue gas and high temperature steam discharged in the plant area to exchange out the heat contained in the high temperature flue gas and the high temperature steam so as to provide domestic hot water in the plant area and heat energy; the heat is exchanged out through the heat exchange tubes and the heat exchange fins in the heat exchange tank, and the exchanged heat is exchanged for the domestic water in the factory through the heat exchanger, so that the temperature of the domestic water is increased, and resources are saved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the drawing, 1 is a heat exchange tank, 2 is a circulating water tank, 3 is a heat supply inlet end of a first heat exchanger, 4 is the first heat exchanger, 5 is a second heat exchanger, 6 is a heat exchange pipe, 7 is an inlet end, 8 is an outlet end, 9 is a heat exchange plate, 10 is a spray main pipe, 11 is a spray head, 12 is a high-temperature flue gas inlet pipe, 13 is a high-temperature steam inlet pipe, 14 is a high-temperature flue gas control valve, 15 is a high-temperature steam control valve, 16 is a first jacket, 17 is a gas distribution pipe, 18 is a gas distribution spray head, 19 is a steam outlet pipe, 20 is a first steam pipe, 21 is a second steam pipe, 22 is a water supply pipe, 23 is a water supply pump, 24 is a water outlet pipe, 25 is a heat supply inlet end of the second heat exchanger, 26 is a circulating pipe, 27 is a first steam control valve, 28 is a second steam control valve, 29 is a first control valve, 30 is a second control valve, and 31 is a heat obtaining side of the heat, 32 is a water replenishing tank, 33 is a second jacket, 34 is a discharge pipeline, 35 is a water replenishing pipeline, and 36 is a water replenishing pump.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined below to clearly and completely describe the technical solution of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention.
Referring to fig. 1, the plant domestic hot water heating system comprises a heat exchange tank 1, a circulating water tank 2, a water replenishing tank 3, a first heat exchanger 4 and a second heat exchanger 5, wherein heat exchange tubes 6 are arranged in the heat exchange tank in a roundabout manner in the vertical direction, one end of each heat exchange tube is an inlet end 7, the other end of each heat exchange tube is an outlet end 8, the inlet ends of the heat exchange tubes penetrate through the heat exchange tank and extend to the lower part of the left side of the heat exchange tank, the outlet ends of the heat exchange tubes penetrate through the heat exchange tank and extend to the lower part of the right side of the heat exchange tank, and three groups; each group of heat exchange fins are provided with a plurality of heat exchange fins which are arranged on the heat exchange tube at equal intervals, and the width of each heat exchange fin can be gradually increased from top to bottom, so that the sprayed water can be sprayed on the upper surfaces of more heat exchange fins, and the heat exchange contact area is increased; and the periphery of the heat exchange fin upwards forms the perk, so that the sprayed water can stay on the heat exchange fin for a longer time, and the heat exchange efficiency is better obtained.
The top in the heat exchange tank 1 is provided with spray set, and spray set is responsible for 10 including spraying, communicates in a plurality of shower nozzles 11 that spray and be responsible for, and the shower nozzle is arranged downwards and is sprayed water to the heat exchanger upper surface.
A high-temperature flue gas inlet pipeline 12 and a high-temperature steam inlet pipeline 13 which are connected with the inlet end of the heat exchange tube in parallel are arranged at the bottom of the left side of the heat exchange tank 1, high-temperature flue gas discharged from a factory enters the heat exchange tube through the high-temperature flue gas inlet pipeline, and high-temperature steam discharged from the factory enters the heat exchange tube through the high-temperature steam inlet pipeline; through heat exchange tube and heat exchanger fin, with the radiation in the heat transfer jar that contains in high-temperature steam, the high-temperature flue gas, the water that the shower nozzle was spouted forms the heat exchange through heat exchange tube, heat exchanger fin, carries out the heat transfer, makes the temperature of water promote.
A high-temperature flue gas control valve 14 is arranged on the high-temperature flue gas inlet pipeline, and a high-temperature steam control valve 15 is arranged on the high-temperature steam inlet pipeline; the high-temperature heat source entering the heat exchange tube is switched by two control valves.
Circulating water is stored in the circulating water tank 2, the circulating water tank is provided with a first jacket 16, a gas distribution device is arranged at the bottom in the circulating water tank and comprises a gas distribution pipeline 17 and a plurality of gas distribution nozzles 18, the gas distribution pipelines are arranged at the bottom in the circulating water tank at equal intervals, and the gas distribution nozzles are arranged upwards.
The top of the heat exchange tank 1 is communicated with a steam discharge pipeline 19, the steam discharge pipeline is communicated with a first steam pipeline 20 and a second steam pipeline 21, the first steam pipeline 20 is communicated with a first jacket 16 of the circulating water tank, the second steam pipeline 21 is communicated with a gas distribution pipeline 17 of the gas distribution device, and through the transmission of the gas distribution pipeline, the steam which is conveyed from the second steam pipeline is uniformly distributed at the bottom of the circulating water tank through the distribution of the gas distribution spray head, so that the water in the circulating water tank is mixed with the steam, and the temperature of the water in the circulating water tank is increased. A first steam control valve 27 is installed on the first steam line 20, and a second steam control valve 28 is installed on the second steam line 21. Through two steam control valves, steam generated in the heat exchange tank is adjusted to enter the first jacket and the gas distribution pipeline, and the steam heat exchange tank is flexible to use.
The circulation water tank 2 is communicated with the main spray pipe 10 through a water supply pipe 22, a water supply pump 23 is mounted on the water supply pipe, and the water supply pump 23 pumps the water in the circulation water tank 2 to the main spray pipe 10 to spray by the spray head 11.
The bottom of the heat exchange tank is communicated with a water outlet pipeline 24, the water outlet pipeline 24 is respectively communicated with a heat supply inlet end of the first heat exchanger and a heat supply inlet end of the second heat exchanger, a heat supply outlet end of the first heat exchanger and a heat supply outlet end of the second heat exchanger are communicated with the interior of the circulating water tank through a circulating pipeline 26, a first control valve 29 is installed at the heat supply inlet end 3 of the first heat exchanger, a second control valve 30 is installed at the heat supply inlet end 25 of the second heat exchanger, the first control valve and the second control valve are adjusted, heat exchange hot water in the heat exchange tank enters the first heat exchanger or/and the second heat exchanger, a heat obtaining side 31 of the heat exchanger is a water inlet end and a water outlet end, heat is exchanged to water passing through the heat exchanger to obtain the heat side through the heat exchanger, the water temperature is increased, and.
The system also comprises a water supplementing tank 32, supplementing water is stored in the water supplementing tank, the water supplementing tank is provided with a second jacket 33, the discharge end of the heat exchange tube 6 is communicated with the second jacket 33 of the water supplementing tank, the second jacket is communicated with a discharge pipeline 34 for discharging media in the jacket, the water supplementing tank and the circulating water tank are communicated through a water supplementing pipeline 35, and a water supplementing pump 36 is installed on the water supplementing pipeline. Because the medium discharged from the heat exchange pipe still contains heat, in order to raise the temperature of the water in the water replenishing tank, the water is guided into the second jacket to raise the temperature of the water in the water replenishing tank; the water in the water replenishing tank is pumped by the water replenishing pump and enters the circulating water tank through the water replenishing pipeline.
Claims (4)
1. A plant domestic hot water heating system comprises a heat exchange tank, a circulating water tank, a first heat exchanger and a second heat exchanger, and is characterized in that,
heat exchange tubes are arranged in a circuitous manner in the heat exchange tank in the vertical direction, one end of each heat exchange tube is an inlet end, the other end of each heat exchange tube is an outlet end, the inlet end of each heat exchange tube penetrates through the heat exchange tank and extends to the lower part of the left side of the heat exchange tank, the outlet end of each heat exchange tube penetrates through the heat exchange tank and extends to the lower part of the right side of the heat exchange tank, and heat exchange fins arranged in the horizontal;
the top in the heat exchange tank is provided with a spraying device, the spraying device comprises a main spraying pipe and a plurality of spray heads communicated with the main spraying pipe, and the spray heads are arranged downwards to spray water on the surfaces of the heat exchange plates;
a high-temperature flue gas inlet pipeline and a high-temperature steam inlet pipeline which are connected with the inlet end of the heat exchange tube in parallel are arranged at the bottom of the left side of the heat exchange tank, a high-temperature flue gas control valve is installed on the high-temperature flue gas inlet pipeline, and a high-temperature steam control valve is installed on the high-temperature steam inlet pipeline;
circulating water is stored in the circulating water tank, the circulating water tank is provided with a first jacket, an air distribution device is arranged at the bottom in the circulating water tank, the top of the heat exchange tank is communicated with a steam discharge pipeline, the steam discharge pipeline is communicated with a first steam pipeline and a second steam pipeline, the first steam pipeline is communicated with the first jacket of the circulating water tank, the second steam pipeline is communicated with the air distribution device, and the air distribution device uniformly distributes the steam conveyed from the second steam pipeline at the bottom in the circulating water tank;
the circulating water tank is communicated with the spraying main pipe through a water supply pipeline, a water supply pump is installed on the water supply pipeline, the water supply pump pumps water in the circulating water tank to the spraying main pipe, and the water is sprayed by a spray head;
the bottom of the heat exchange tank is communicated with a water outlet pipeline, the water outlet pipeline is respectively communicated with a heat supply inlet end of the first heat exchanger and a heat supply inlet end of the second heat exchanger, and a heat supply outlet end of the first heat exchanger and a heat supply outlet end of the second heat exchanger are communicated with the inside of the circulating water tank through the circulating pipeline.
2. A plant domestic hot water heating system according to claim 1, wherein the system further comprises a makeup tank for storing makeup water therein, the makeup tank having a second jacket, the discharge end of the heat exchange tube being in communication with the second jacket of the makeup tank, the second jacket being in communication with a discharge conduit, the makeup tank being in communication with the circulation tank via a makeup water conduit, the makeup water conduit being provided with a makeup water pump.
3. A system for supplying domestic hot water to a plant as claimed in claim 1 wherein a first control valve is mounted at the heat supply inlet of the first heat exchanger and a second control valve is mounted at the heat supply inlet of the second heat exchanger.
4. The system of claim 1, wherein the air distribution device comprises an air distribution pipeline and a plurality of air distribution nozzles, the air distribution pipeline is communicated with the second steam pipeline, the plurality of air distribution nozzles are arranged on the air distribution pipeline at equal intervals, and the air distribution nozzles are arranged upwards; a first steam control valve is installed on the first steam pipeline, and a second steam control valve is installed on the second steam pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021372945.3U CN212585054U (en) | 2020-07-14 | 2020-07-14 | Hot water heating system for factory life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021372945.3U CN212585054U (en) | 2020-07-14 | 2020-07-14 | Hot water heating system for factory life |
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| Publication Number | Publication Date |
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| CN212585054U true CN212585054U (en) | 2021-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021372945.3U Active CN212585054U (en) | 2020-07-14 | 2020-07-14 | Hot water heating system for factory life |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115615232A (en) * | 2022-12-19 | 2023-01-17 | 河北汉尧碳科新能科技股份有限公司 | Coke oven tail gas waste heat recovery device |
-
2020
- 2020-07-14 CN CN202021372945.3U patent/CN212585054U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115615232A (en) * | 2022-12-19 | 2023-01-17 | 河北汉尧碳科新能科技股份有限公司 | Coke oven tail gas waste heat recovery device |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220805 Address after: 210019 No.9 Aoti street, Jianye District, Nanjing City, Jiangsu Province Patentee after: State Grid Jiangsu comprehensive energy service Co.,Ltd. Address before: 223200 No. 280, group 2, Hougu village, Qingong Town, Huai'an District, Huai'an City, Jiangsu Province Patentee before: Qiu Hongrui |
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| TR01 | Transfer of patent right |