CN2816725Y - Vapour-liquid heat-exchanging supplying apparatus - Google Patents
Vapour-liquid heat-exchanging supplying apparatus Download PDFInfo
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- CN2816725Y CN2816725Y CN 200520085080 CN200520085080U CN2816725Y CN 2816725 Y CN2816725 Y CN 2816725Y CN 200520085080 CN200520085080 CN 200520085080 CN 200520085080 U CN200520085080 U CN 200520085080U CN 2816725 Y CN2816725 Y CN 2816725Y
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- heat exchanger
- water
- steam
- heating
- vapor
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Abstract
The utility model discloses a vapor and liquid mixing heat-exchange and heat-supply device. The utility model mainly comprises a vapor and water mixing heat exchanger, wherein the vapor and water mixing heat exchanger is composed of a vapor inlet, a vapor nozzle, a suction opening, a mixing cavity, a pressure expansion cavity and a mixing water outlet, and is connected with other parts to form a heat supply device. On the basis of the prior art, both sides of a check valve between the mixing water outlet of the heat exchanger and a heating water supply pipeline are connected with a circulation water pump and a check valve by communicating pipes in parallel. The suction opening of the heat exchanger and the mixing water outlet are connected with a throttle valve and a check valve through communicating pipes in parallel. Under the common function of the heat exchanger and the circulation water pump, the utility model realizes rapid heat supply in large flow quantity, is suitable for occasions with large heat supply area and large vapor pressure fluctuation or large moisture capacity of the vapor, has no noise and vibration when starting, closes vapor to be supplied for sluice valves, and carries out cold circulation under the function of the circulation water pump. The utility model has the advantages of reasonable structure, wide applicability, broad adjustment range and energy saving. The utility model can be used for the heat exchange and the heat supply of vapor and water.
Description
Technical field
The utility model relates to other direct contact heat switching equipment that heat exchange medium is a kind of liquid and steam, especially a kind of vapour-liquid mixed heat transfer heating plant.
Background technology
Along with the raising of living standards of the people and the quickening of China's city-building speed, be that the heating industry of main business obtains develop rapidly with the city hot water heating.The isolated heat supply of tradition is that steam flows at different pipelines respectively with heated medium, and rate of heat exchange is low to be replaced by vapor and liquid mixed heat supply gradually because of existing.By disclosed a kind of " steam-sprayed carbonated drink mixed heat exchanger " in " the heating and ventilation design manual " of the publication in 97 years of middle first international project design and research institute is a kind of very effective energy-saving heat exchanger, this steam-sprayed carbonated drink mixed heat exchanger is mainly by steam inlet, steam jet, suction inlet, the carbonated drink hybrid chamber, the diffusion chamber, mixed water exports is formed, the heat exchanger of this structure and other parts are connected to form heating plant and are used for heat supply, wherein the steam inlet of heat exchanger is successively through communicating pipe and check-valves, steam pressure gauge, gate valve and steam suppling tube road are connected, the suction inlet of heat exchanger is through communicating pipe and quick excretion machine, the return water temperature meter, pressure of return water table and heating water return pipeline are connected, the mixed water exports of heat exchanger through communicating pipe successively with the heating temperature meter, check-valves, heating Pressure gauge and heating pipeline are connected, the blowoff valve of excretion machine bottom was connected with overflow passage through communicating pipe fast, on the quick pipeline between excretion machine and the return water temperature meter through communicating pipe, stop valve is connected with water pipe, in addition through communicating pipe, the overflow safety valve is connected with overflow passage.The order of work of this heat exchange heating plant is: open stop valve, to the inner moisturizing of the circulatory system of heating plant (mending the full moisturizing again that do not need later), close stop valve after having mended water, open gate valve, steam is through gate valve, Pressure gauge, check-valves, the heat exchanger steam inlet enters heat exchanger, the steam that enters heat exchanger is sprayed with supersonic speed by steam jet, under the graviational interaction of high velocity vapor, the heating backwater is drawn into the hybrid chamber of heat exchanger by steam by the heat exchanger suction inlet, steam has been finished with the heating backwater and has been mixed in the hybrid chamber of heat exchanger, condensation, processes such as energy exchange, enter the diffusion chamber then, at diffusion chamber mixing water through reduction of speed, be admitted to heating system after boosting.Because heat exchanger work the time has functions such as suction, heating, acceleration, supercharging, therefore say steam-sprayed carbonated drink mixed heat exchanger be heat transfer equipment be again the power set that promote the circulation of heating water, have heat exchange efficiency height, energy-saving advantages.But this heat exchanger and other parts are connected to form heating plant also exists following defective: one, steam sprays the heat supply occasion that carbonated drink mixed heat exchanger design principle has determined to be used in the big temperature difference (the Inlet and outlet water temperature difference is greater than 20 degree) low discharge, when the quick heat supply of the big flow of needs, this heat exchange heating plant can't be competent at.Two, when steam quality relatively poor (steam water content height cause heat content reduce), when the heating network pressure fluctuation is big, this heat exchange heating plant will produce strenuous vibration and normally heat supply.Vibrations and noise were bigger when three, the heat exchange heating plant started.Four, area of heat-supply service big, when the heat supply network resistance is big, this heat exchange heating plant can't be competent at.Five, can't carry out cold circulation.
Summary of the invention
For solve of the prior art poor for applicability, can't carry out deficiencies such as cold circulation, and provide a kind of vapour-liquid mixed heat transfer heating plant, not only adaptability for working condition is wide for this vapour-liquid mixed heat transfer heating plant, and adjusting range is wide, and can carry out cold circulation.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of vapour-liquid mixed heat transfer heating plant, comprise steam-sprayed carbonated drink mixed heat exchanger, mainly by steam inlet, steam jet, suction inlet, the carbonated drink hybrid chamber, the diffusion chamber, mixed water exports is formed, wherein the steam inlet of heat exchanger is successively through communicating pipe and check-valves, steam pressure gauge, gate valve and steam suppling tube road are connected, the suction inlet of heat exchanger is through communicating pipe and quick excretion machine, the return water temperature meter, pressure of return water table and heating water return pipeline are connected, the mixed water exports of heat exchanger through communicating pipe successively with the heating temperature meter, check-valves, heating Pressure gauge and heating flow pipe road are connected, the blowoff valve of excretion machine bottom was connected with overflow passage through communicating pipe fast, on the quick pipeline between excretion machine and the return water temperature meter through communicating pipe, stop valve is connected with water pipe, in addition through communicating pipe, the overflow safety valve is connected with overflow passage, be characterized in the mixed water exports of heat exchanger and the check-valves both sides between the heating flow pipe road through being parallel with water circulating pump and check-valves communicating pipe, on the suction inlet of heat exchanger and the pipeline between the mixed water exports through being parallel with choke valve and check-valves communicating pipe.
The utility model utilizes in the mixed water exports of heat exchanger and the check-valves both sides between the heating flow pipe road and is parallel with water circulating pump and check-valves communicating pipe, on the pipeline between the mixed water exports of the suction inlet of heat exchanger and heat exchanger through being parallel with choke valve and check-valves communicating pipe, under the acting in conjunction of steam-sprayed carbonated drink mixed heat exchanger and water circulating pump, the heat exchange heating plant can be realized the quick heat supply of big flow, and be applicable to the occasion that area of heat-supply service is big, do not have noise and vibrations during startup, this heat exchange heating plant also can adapt to the occasion that the steam pressure fluctuation is very big or the steam water content is very high.This heat exchange heating plant cuts out water circulating pump, and system can not have the pump work circulation; Steam off is supplied with gate valve, can carry out cold circulation under the effect of water circulating pump.
The beneficial effects of the utility model are, the heat exchange heating plant is rational in infrastructure, and applicability is wide, and adjusting range is wide, can carry out cold circulation and have good energy-saving effect.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Accompanying drawing is a kind of structural representation of the present utility model.
Mark among the figure: 1. check-valves, 2. water circulating pump, 3. heating water return pipeline, 4. water pipe, 5. pressure of return water table, 6. stop valve, 7. return water temperature meter, 8. spilling water pipeline, 9. overflow safety valve, 10. check-valves, 11. choke valves, 12. blowoff valve, 13. quick excretion machines, 14. contacts, 15. the heat exchanger suction inlet, 16. steam suppling tube roads, 17. gate valves, 18. steam pressure gauge, 19. check-valves, 20. steam inlets, 21. steam jet, 22. hybrid chambers, 23. diffusion chambeies, 24. injecting type carbonated drink mixed heat exchanger, 25. mixed water exports, 26. contacts, 27. the heating temperature meter, 28. contacts, 29. check-valves, 30. contact, 31. heating Pressure gauges, 32. heating flow pipe roads.
The specific embodiment
In the accompanying drawings, steam-sprayed carbonated drink mixed heat exchanger (24) is mainly by steam inlet (20), steam jet (21), suction inlet (15), hybrid chamber (22), diffusion chamber (23), mixed water exports (25) is formed, wherein the steam inlet of heat exchanger (20) is successively through communicating pipe and check-valves (19), steam pressure gauge (18), gate valve (17) and steam suppling tube road (16) are connected, heat exchanger suction inlet (15) is through communicating pipe and quick excretion machine (13), return water temperature meter (7), pressure of return water table (5) and heating water return pipeline (3) are connected, the mixed water exports of heat exchanger (25) through communicating pipe successively with heating temperature meter (27), check-valves (29), heating Pressure gauge (31) and heating flow pipe road (32) are connected, the blowoff valve (12) of excretion machine (13) bottom was connected with overflow passage (8) through communicating pipe fast, on the quick pipeline between excretion machine (13) and the return water temperature meter (7) through communicating pipe and stop valve (6), water pipe (4) is connected, in addition through communicating pipe and overflow safety valve (9), overflow passage (8) is connected, in the mixed water exports (25) of heat exchanger and check-valves (29) both sides between the heating flow pipe road (32) through being parallel with water circulating pump (2) and check-valves (1) communicating pipe, the joint of communicating pipe and pipeline is respectively contact (28), (30), through being parallel with choke valve (11) and check-valves (10) communicating pipe, the joint of communicating pipe and pipeline is respectively contact (14) on the suction inlet (15) of heat exchanger and the pipeline between the mixed water exports (25), (26).
Before the operation of heat exchange heating plant, open stop valve (6) earlier, to the inner moisturizing of the circulatory system of heat exchange heating plant (mending the full moisturizing again that do not need later), after having mended water, close stop valve (6), open water circulating pump (2), the inner heating water of the circulatory system begins circulation, open gate valve (17), steam enters into steam-sprayed carbonated drink mixed heat exchanger (24) beginning heat exchange heat supply by steam pipework (16), heat exchange this moment heating plant circulatory system inner loop water trend is: the heating backwater is flowed through behind the excretion machine (13), one the tunnel under the attraction of water circulating pump (2) by contact (14) through choke valve (11), check-valves (10) flows into contact (26), under the attraction of another road high velocity vapor of steam jet (21) in steam-sprayed carbonated drink mixed heat exchanger (24) and the suction synergy of water circulating pump (2), the heating backwater is drawn into the hybrid chamber (22) of heat exchanger by heat exchanger suction inlet (15), steam has been finished with the heating backwater and has been mixed in the hybrid chamber (22) of heat exchanger, condensation, processes such as energy exchange, enter diffusion chamber (23) then, at diffusion chamber (23) mixing water through reduction of speed, boost after heat exchanger mixed water exports (25) is sent, two-way recirculated water locates to mix follow-up afterflow through contact (28) at contact (26), water circulating pump (2), check-valves (1), contact (30), heating system is delivered on heating flow pipe road (32).The opening degree of regulating choke valve (11) will obtain the different heat supply temperature difference.Heating Pressure gauge (31) indicating value is a heat supply pressure, and this pressure is united decision by injecting type carbonated drink mixed heat exchanger (24) and water circulating pump (2).
The utility model is as if closing gate valve (17), and heat exchange heating plant circulatory system inner loop water is under the effect of water circulating pump (2), and recirculated water is in cold recurrent state in heat exchange heating plant circulatory system inside; Open gate valve (17), heat exchange heating plant circulatory system inside then is to start heated condition and Fast Heating state; If close water circulating pump (2), heat exchange heating plant circulatory system inside will automatically switch to the stable heating state, heat exchange this moment heating plant circulatory system inner loop current direction is: the heating backwater that comes from heating water return pipeline (3) is through quick excretion machine (13), contact (14), in steam-sprayed carbonated drink mixed heat exchanger (24) under the sucking action of the high velocity vapor of steam jet (21), be drawn into the hybrid chamber (22) of heat exchanger by heat exchanger suction inlet (15), steam has been finished with the heating backwater and has been mixed in the hybrid chamber (22) of heat exchanger, condensation, processes such as energy exchange, enter diffusion chamber (23) then, at diffusion chamber (23) mixing water through reduction of speed, boost after heat exchanger mixed water exports (25) is sent the contact of flowing through (26), contact (28), check-valves (29), contact (30) back flows into heating system by heating flow pipe road (32).
When the heat exchange heating plant circulatory system is in the stable heating state, as it is too big or the steam water content is too high steam pressure fluctuation to occur, system can make a noise and produce vibrations, can open water circulating pump (2) this moment, the heat exchange heating plant circulatory system will switch to emergent heat supply state (also being the Fast Heating state), can effectively reduce noise, reduce vibrations.
The utility model makes performance of the present utility model obtain very big improvement owing to increased choke valve (11), check-valves (10), check-valves (29), water circulating pump (2), check-valves (1), and adjusting range is wide, and applicability is wide.
Claims (1)
1, a kind of vapour-liquid mixed heat transfer heating plant, comprise steam-sprayed carbonated drink mixed heat exchanger, this steam-sprayed carbonated drink mixed heat exchanger is mainly by steam inlet, steam jet, suction inlet, the carbonated drink hybrid chamber, the diffusion chamber, mixed water exports is formed, wherein the steam inlet of heat exchanger is successively through communicating pipe and check-valves, steam pressure gauge, gate valve and steam suppling tube road are connected, the suction inlet of heat exchanger is through communicating pipe and quick excretion machine, the return water temperature meter, pressure of return water table and heating water return pipeline are connected, the mixed water exports of heat exchanger through communicating pipe successively with the heating temperature meter, check-valves, heating Pressure gauge and heating flow pipe road are connected, the blowoff valve of excretion machine bottom was connected with overflow passage through communicating pipe fast, on the quick pipeline between excretion machine and the return water temperature meter through communicating pipe, stop valve is connected with water pipe, in addition through communicating pipe, the overflow safety valve is connected with overflow passage, it is characterized in that: the check-valves both sides between the mixed water exports of heat exchanger and the heating flow pipe road are through being parallel with water circulating pump and check-valves communicating pipe, on the suction inlet of heat exchanger and the pipeline between the mixed water exports through being parallel with choke valve and check-valves communicating pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520085080 CN2816725Y (en) | 2005-07-05 | 2005-07-05 | Vapour-liquid heat-exchanging supplying apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520085080 CN2816725Y (en) | 2005-07-05 | 2005-07-05 | Vapour-liquid heat-exchanging supplying apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2816725Y true CN2816725Y (en) | 2006-09-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520085080 Expired - Fee Related CN2816725Y (en) | 2005-07-05 | 2005-07-05 | Vapour-liquid heat-exchanging supplying apparatus |
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| Country | Link |
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| CN (1) | CN2816725Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102466272A (en) * | 2010-11-15 | 2012-05-23 | 北京上元恒通环保科技有限公司 | Novel water-saving system of energy-saving heat exchanger |
| CN108387115A (en) * | 2018-03-02 | 2018-08-10 | 济南大学 | A kind of hypergravity heat exchanger and its application method |
-
2005
- 2005-07-05 CN CN 200520085080 patent/CN2816725Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102466272A (en) * | 2010-11-15 | 2012-05-23 | 北京上元恒通环保科技有限公司 | Novel water-saving system of energy-saving heat exchanger |
| CN108387115A (en) * | 2018-03-02 | 2018-08-10 | 济南大学 | A kind of hypergravity heat exchanger and its application method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |