CN214249740U - Water heat sharing and transmission system for utilizing annual waste heat - Google Patents
Water heat sharing and transmission system for utilizing annual waste heat Download PDFInfo
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- CN214249740U CN214249740U CN202022656673.6U CN202022656673U CN214249740U CN 214249740 U CN214249740 U CN 214249740U CN 202022656673 U CN202022656673 U CN 202022656673U CN 214249740 U CN214249740 U CN 214249740U
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Abstract
The embodiment of the utility model provides a water heat sharing of annual waste heat utilization is with defeated system, the third interface and the circulating line of first electric three-way valve are connected, and wherein first heating device is used for promoting the temperature of heat source medium fast, makes the temperature of heat source medium reach standard temperature fast. A first port of the second electric three-way valve is connected to the first branch pipe, a second port of the second electric three-way valve is connected to the first bypass pipe, and a third port of the second electric three-way valve is connected to the second bypass pipe; when the temperature of the heat source medium reaching the heating heat exchange device does not reach the set value, adjusting the second electric three-way valve to close the third interface and open the second interface, and enabling the temperature of the heat source medium to reach the set value through the second heating device; when the temperature of the heat source medium reaching the heating device meets a set value, the second electric three-way valve is adjusted at the moment, so that the third interface is opened, and the second interface is closed. Thereby the temperature of the heat source medium reaching the heating device meets the use requirement.
Description
Technical Field
The utility model relates to the technical field of heat supply, especially involve and be a water heat sharing of annual waste heat utilization is with defeated system.
Background
The water heat sharing and transmission system for urban whole-year waste heat utilization is a heat supply mode for supplying heat energy for production or life to heat energy users by utilizing centralized heat sources (a primary pipe network, a secondary pipe network and a heat station) through facilities such as a heat supply pipe network and the like. The urban heat supply heat sources in China are in forms of thermal power plants, boiler rooms, nuclear energy, geothermal energy, solar energy, heat pumps, household electric and gas equipment and the like. A heat source widely applied to a water heat sharing and conveying system for centralizing annual waste heat utilization is mainly a thermal power plant.
The existing domestic hot water supply modes of hospitals, hotels, bathing centers, household washing, dish washing, bathing and the like are still modes combining household appliances such as a centralized heat supply network and household gas water heaters, electric water heaters and solar water heaters, and are suitable for hot water using characteristics and living habits of residents in China, such as partial time (for example, at night), centralized use and the like.
However, the concentrated heat supply network is often too long and old in pipeline for supplying domestic hot water, so that the temperature of the residential area is not high, and the use requirements of customers cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model provides a water heat sharing of utilization of waste heat all the year around is with defeated system solves and concentrates the heat supply network and be used for supplying life hot water, often has pipeline overlength, old age to the temperature that reachs the residential district is not high, has not satisfied customer's user demand's problem. In order to achieve the above purpose, the utility model adopts the following technical scheme:
a water heat sharing and transmission system utilizing annual waste heat comprises: the system comprises a heat source, a first pipeline, a first heating device, a circulating pipeline, a second thermometer, a flowmeter, a second pipeline, a first electric three-way valve, a pressure gauge, a first thermometer, a second electric three-way valve, a second heating device, a third thermometer, a first bypass pipe, a third bypass pipe, a heating heat exchange device, a fourth bypass pipe, a third pipeline, a primary water replenishing station, a fourth pipeline, a first branch pipe, a water replenishing pump, a dirt remover and a circulating pump; one end of the first pipeline is connected to a water outlet of the heat source, the other end of the first pipeline is connected to a first connecting port of the first electric three-way valve, and the pressure gauge and the first thermometer are both arranged on the first pipeline; a second connecting port of the first electric three-way valve is connected with one end of a second pipeline, a third connecting port of the first electric three-way valve is connected with one end of a circulating pipeline, the other end of the circulating pipeline is connected with a heat source, and a first heating device is arranged on the circulating pipeline; and a flow meter is arranged on the second pipeline close to the first electric three-way valve.
One end of the first branch pipe is connected to the second pipeline in parallel, and the other end of the first branch pipe is connected to a first connector of the second electric three-way valve; a second interface of the second electric three-way valve is connected to one end of a first bypass pipe, and a second heating device and a third thermometer are mounted on the first bypass pipe; a third interface of the second electric three-way valve is connected to one end of a second bypass pipe, and a fourth thermometer is installed on the second bypass pipe; the other end of the first bypass pipe and the other end of the second bypass pipe are both connected to one end of a third bypass pipe, the other end of the third bypass pipe is connected to a water inlet of the heating heat exchange device, one end of a fourth bypass pipe is connected to a water outlet of the heating heat exchange device, and the other end of the fourth bypass pipe is connected to a third pipeline; one end of the third pipeline is connected to a water inlet of the heat source, and the circulating pump and the dirt separator are connected to the third pipeline; one end of a fourth pipeline is connected to the outlet of the primary water replenishing station, the other end of the fourth pipeline is connected to the third pipeline, and the other end of the fourth pipeline is close to the inlet end of the dirt separator; the water replenishing pump is installed on the fourth pipeline.
Further, the water heater also comprises a water faucet, a fifth pipeline, a heat exchanger, a second branch pipe, a third branch pipe, a fourth branch pipe and domestic water; one end of the second branch pipe is connected to the second pipeline, the other end of the second branch pipe is connected to the hot end inlet of the heat exchanger, one end of the third branch pipe is connected to the third pipeline, and the other end of the third branch pipe is connected to the hot end outlet of the heat exchanger; domestic water union coupling is on the cold junction import of heat exchanger, and the one end of fifth pipeline is connected on the cold junction export of heat exchanger, and the other end of fifth pipeline is connected on the water tap.
Further, the number of the heating heat exchange devices is at least one, and the heating heat exchange devices are connected between the third bypass pipe and the fourth bypass pipe in parallel.
Compared with the prior art, the utility model has the following advantages;
the utility model provides a pair of water heat sharing of annual waste heat utilization is with defeated system, the third interface and the circulating line of first electric three-way valve are connected, and wherein first heating device is used for promoting the temperature of heat source medium fast, makes the temperature of heat source medium reach standard temperature fast. A first port of the second electric three-way valve is connected to the first branch pipe, a second port of the second electric three-way valve is connected to the first bypass pipe, and a third port of the second electric three-way valve is connected to the second bypass pipe; when the temperature of the heat source medium reaching the heating heat exchange device does not reach a set value, adjusting the second electric three-way valve to close the third interface and open the second interface, and enabling the temperature of the heat source medium to reach the set value through the second heating device, wherein the set value is set according to the heating temperatures of different areas; when the temperature of the heat source medium reaching the heating device meets a set value, the second electric three-way valve is adjusted at the moment, so that the third interface is opened, and the second interface is closed. The second heating device can adjust the temperature of the medium entering the heating device by arranging the first bypass pipe and the second bypass in parallel, so that the temperature of the heat source medium reaching the heating device meets the use requirement.
In addition to the technical problems addressed by the present invention, the technical features constituting the technical solutions, and the advantages brought by the technical features of the technical solutions described above, the present invention provides other technical problems that can be solved, other technical features included in the technical solutions, and advantages brought by the technical features, and further detailed descriptions will be made in the detailed description of the embodiments.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is a schematic connection diagram of a water heat sharing and transportation system for utilizing waste heat all year around provided by the embodiment of the present invention.
Reference numerals:
1. a heat source; 2. a first conduit; 3. a first heating device; 4. a circulation pipe; 5. a second thermometer; 6. a flow meter; 7. a third pipeline; 8. a first electric three-way valve; 9. a pressure gauge; 10. a second conduit; 11. a first thermometer; 12. a second electric three-way valve; 13. a second heating device; 14. a third thermometer; 15. a first bypass pipe; 16. a third bypass pipe; 17. a heating heat exchange device; 18. a fourth bypass pipe; 19. a third pipeline; 20. a primary water replenishing station; 21. a fourth conduit; 22. a first branch pipe; 23. a water replenishing pump; 24. a dirt separator; 25. a circulation pump; 26. a faucet; 27. a fifth pipeline; 28. a heat exchanger; 29. A second branch pipe; 30. a fourth branch pipe; 31. and a fourth thermometer.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail with reference to the accompanying drawings. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1, an embodiment of the present invention provides a water heat sharing and transportation system for utilizing waste heat all year around, including: the system comprises a heat source 1, a first pipeline 2, a first heating device 3, a circulating pipeline 4, a second thermometer 5, a flowmeter 6, a third pipeline 7, a first electric three-way valve 8, a pressure gauge 9, a second pipeline 10, a first thermometer 11, a second electric three-way valve 12, a second heating device 13, a third thermometer 14, a first bypass pipe 15, a third bypass pipe 16, a heating heat exchange device 17, a fourth bypass pipe 18, a third pipeline 19, a primary water replenishing station 20, a fourth pipeline 21, a first branch pipe 22, a water replenishing pump 23, a dirt remover 24, a circulating pump 25 and a fourth thermometer 31.
One end of a first pipeline 2 is connected to a water outlet of a heat source 1, the other end of the first pipeline 2 is connected to a first connecting port of a first electric three-way valve 8, and a pressure gauge 9 and a first thermometer 11 are both arranged on the first pipeline 2; a second connecting port of the first electric three-way valve 8 is connected with one end of a second pipeline 10, a third connecting port of the first electric three-way valve 8 is connected with one end of a circulating pipeline 4, and the first heating device 3 is connected on the circulating pipeline 4; a flow meter 6 is mounted on the second pipe 10 adjacent to the first electric three-way valve 8.
One end of the first branch pipe 22 is connected in parallel to the second pipeline 10, and the other end of the first branch pipe 22 is connected to a first port of the second electric three-way valve 12; a second port of the second electric three-way valve 12 is connected to one end of a first bypass pipe 15, and a second heating device 13 and a third thermometer 14 are installed on the first bypass pipe 15; a third port of the second electric three-way valve 12 is connected to one end of a second bypass pipe, and a fourth thermometer 31 is installed on the second bypass pipe; the other end of the first bypass pipe 15 and the other end of the second bypass pipe are both connected to one end of a third bypass pipe 16, the other end of the third bypass pipe 16 is connected to a water inlet of a heating heat exchange device 17, one end of a fourth bypass pipe 18 is connected to a water outlet of the heating heat exchange device 17, and the other end of the fourth bypass pipe 18 is connected to a third pipeline 19; one end of the third pipeline 19 is connected to the water inlet of the heat source 1, and the circulating pump 25 and the dirt separator 24 are both connected to the third pipeline 19; one end of a fourth pipeline 21 is connected to the outlet of the primary water replenishing station 20, the other end of the fourth pipeline 21 is connected to the third pipeline 19, and the other end of the fourth pipeline 21 is close to the inlet end of the dirt separator 24; the water replenishing pump 23 is installed on the fourth pipe 21.
It should be noted that the heat source 1 may be a hot water boiler, which provides heat to the entire system. The first electric three-way valve 8 and the second electric three-way valve 12 are available as they are, for example, as electric three-way regulating valves of VXF31.90 model number by the company electromechanical equipment ltd of the great industry, beijing; the first interface of the first electric three-way valve 8 and the first interface of the second electric three-way valve 12 are water inlets, and the second interface and the third interface are water outlets. The heating heat exchanging device 17 may be a radiator. The circulating pump 25 is used for providing power for the return water of the heat source 1; the circulation pump 25 can be procured directly. The dirt separator 24 is used for removing and filtering impurities and dirt in the pipeline and keeping the water quality in the heat source 1 clean; the decontaminator 24 is available for direct procurement. The water replenishing pump 23 is used for providing power for primary water, and the water replenishing pump 23 can be directly purchased and obtained. The first heating device 3 and the second heating device 13 are used for auxiliary heating, the first heating device 3 is used for heating the circulating pipeline 4 so as to accelerate the increase of the temperature of the medium in the heat source 1, and the second heating device 13 is used for heating the first bypass pipeline 15 so as to provide the temperature when the medium reaches the heating device; wherein, first heating device 3 and second heating device 13 all can directly purchase and obtain, for example, first heating device 3 and second heating device 13 all can be insulating heating wire equipment, and heating wire equipment lays on the outer wall of pipeline, can the temperature of pipeline like this to the temperature of the inside medium of pipeline has been improved.
It should be noted that the second electric three-way valve 12, the second heating device 13, the third thermometer 14, the first bypass pipe 15, the third bypass pipe 16 and the fourth thermometer 31 are all arranged near the residential building, the pipeline from the heat source 1 to the heating heat exchange device 17 is too long, so that the temperature reaching the heating heat exchange device 17 cannot meet the use requirement, at this time, the second bypass pipe is closed, the first bypass pipe 15 is opened, the second heating device 13 is started to heat the first bypass pipe 15, so that the temperature detected by the third thermometer 14 meets the use requirement, and the second heating device 13 keeps heating at a constant temperature at this time; the second heating device 13 is arranged to heat local residential buildings, the medium temperature of the whole heat source 1 is not required to be increased, the problem that the temperature of the heating and heat exchanging device 17 of the residential building close to the heat source 1 is high is solved, the temperature of the heating and heat exchanging device 17 of the residential building far away from the heat source 1 is low, the temperature of the heating and heat exchanging device 17 of the residential building is finally kept consistent basically, and the use of a user is more satisfactory.
The utility model discloses in, the third interface of first electric three-way valve 8 is connected with circulating line 4, and wherein first heating device 3 plays the temperature that promotes 1 medium of heat source fast, makes the medium temperature of heat source 1 reach standard temperature fast. A first port of the second electric three-way valve 12 is connected to the first branch pipe 22, a second port thereof is connected to the first bypass pipe 15, and a third port thereof is connected to the second bypass pipe; when the temperature of the medium reaching the heating heat exchange device 17 does not reach the set value, the third interface is closed and the second interface is opened by adjusting the second electric three-way valve 12, and the temperature of the medium reaches the set value by the second heating device 13, wherein the set value is set according to the heating temperatures of different areas, and the excessive description is not performed again; when the temperature of the medium reaching the heating device meets a set value, the third interface is opened and the second interface is closed by adjusting the electric three-way valve 12.
Further, the water tap 26, a fifth pipeline 27, a heat exchanger 28, a second branch pipe 29 and a fourth branch pipe 30 are included; one end of the second branch pipe 29 is connected to the second pipeline 10, the other end of the second branch pipe 29 is connected to the hot end inlet of the heat exchanger 28, one end of the third branch pipe is connected to the third pipeline 19, and the other end of the third branch pipe is connected to the hot end outlet of the heat exchanger 28; domestic water is piped to the cold end inlet of the heat exchanger 28, one end of the fifth pipe 27 is connected to the cold end outlet of the heat exchanger 28, and the other end of the fifth pipe 27 is connected to the tap 26. The heat exchanger 28 is a conventional plate heat exchanger 28 and can be purchased as is, again without undue recitation. Through setting up foretell heat exchanger 28, the water after the heat transfer can directly be used for in the life, satisfies the temperature of washing dish, bathing, reaches the more convenient hot water's of using purpose.
It should be noted that the domestic water in fig. 1 may be connected to the water outlet of the primary water replenishing station 20.
Further, the number of the heating heat exchanger 17 is at least one, and the heating heat exchanger 17 is connected in parallel between the third bypass pipe 16 and the fourth bypass pipe 18. The arrangement of a plurality of heating devices enables the heat of the medium to be more widely applied to life, factories and the like.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (3)
1. A water heat sharing and conveying system for annual waste heat utilization is characterized by comprising: the system comprises a heat source, a first pipeline, a first heating device, a circulating pipeline, a second thermometer, a flowmeter, a second pipeline, a first electric three-way valve, a pressure gauge, a first thermometer, a second electric three-way valve, a second heating device, a third thermometer, a first bypass pipe, a third bypass pipe, a heating heat exchange device, a fourth bypass pipe, a third pipeline, a primary water replenishing station, a fourth pipeline, a first branch pipe, a water replenishing pump, a dirt remover and a circulating pump;
one end of the first pipeline is connected to a water outlet of the heat source, the other end of the first pipeline is connected to a first connecting port of the first electric three-way valve, and the pressure gauge and the first thermometer are both arranged on the first pipeline; a second connecting port of the first electric three-way valve is connected with one end of the second pipeline, a third connecting port of the first electric three-way valve is connected with one end of the circulating pipeline, the other end of the circulating pipeline is connected with the heat source, and the first heating device is installed on the circulating pipeline; installing a flow meter on the second pipe close to the first electric three-way valve;
one end of the first branch pipe is connected to the second pipeline in parallel, and the other end of the first branch pipe is connected to a first connector of the second electric three-way valve; a second port of the second electric three-way valve is connected to one end of a first bypass pipe, and a second heating device and a third thermometer are mounted on the first bypass pipe; a third interface of the second electric three-way valve is connected to one end of a second bypass pipe, and a fourth thermometer is mounted on the second bypass pipe; the other end of the first bypass pipe and the other end of the second bypass pipe are both connected to one end of a third bypass pipe, the other end of the third bypass pipe is connected to a water inlet of the heating heat exchange device, one end of a fourth bypass pipe is connected to a water outlet of the heating heat exchange device, and the other end of the fourth bypass pipe is connected to the third pipeline; one end of the third pipeline is connected to a water inlet of the heat source, and the circulating pump and the dirt separator are connected to the third pipeline; one end of the fourth pipeline is connected to the outlet of the primary water replenishing station, the other end of the fourth pipeline is connected to the third pipeline, and the other end of the fourth pipeline is close to the inlet end of the dirt separator; and the water replenishing pump is arranged on the fourth pipeline.
2. The water heat sharing and transportation system for annual waste heat utilization according to claim 1, further comprising a water tap, a fifth pipeline, a heat exchanger, a second branch pipe, a third branch pipe, a fourth branch pipe and domestic water; one end of the second branch pipe is connected to the second pipeline, the other end of the second branch pipe is connected to a hot end inlet of the heat exchanger, one end of the third branch pipe is connected to the third pipeline, and the other end of the third branch pipe is connected to a hot end outlet of the heat exchanger; domestic water union coupling is in on the cold junction import of heat exchanger, the one end of fifth pipeline is connected on the cold junction export of heat exchanger, the other end of fifth pipeline is connected on the water tap.
3. The system according to claim 1, wherein the number of the heating heat exchangers is at least one, and the heating heat exchangers are connected in parallel between the third bypass pipe and the fourth bypass pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022656673.6U CN214249740U (en) | 2020-11-17 | 2020-11-17 | Water heat sharing and transmission system for utilizing annual waste heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022656673.6U CN214249740U (en) | 2020-11-17 | 2020-11-17 | Water heat sharing and transmission system for utilizing annual waste heat |
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| Publication Number | Publication Date |
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| CN214249740U true CN214249740U (en) | 2021-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022656673.6U Active CN214249740U (en) | 2020-11-17 | 2020-11-17 | Water heat sharing and transmission system for utilizing annual waste heat |
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| CN (1) | CN214249740U (en) |
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- 2020-11-17 CN CN202022656673.6U patent/CN214249740U/en active Active
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