CN215952278U - Low-noise and low-vibration pipeline type steam direct heating cold water device and heating system - Google Patents
Low-noise and low-vibration pipeline type steam direct heating cold water device and heating system Download PDFInfo
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- CN215952278U CN215952278U CN202120479849.7U CN202120479849U CN215952278U CN 215952278 U CN215952278 U CN 215952278U CN 202120479849 U CN202120479849 U CN 202120479849U CN 215952278 U CN215952278 U CN 215952278U
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- cold water
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- mixing pipe
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 139
- 238000010438 heat treatment Methods 0.000 title claims abstract description 32
- 239000006260 foam Substances 0.000 claims abstract description 16
- 229910052751 metal Inorganic materials 0.000 claims abstract description 15
- 239000002184 metal Substances 0.000 claims abstract description 15
- 239000004743 Polypropylene Substances 0.000 claims description 6
- 229920001155 polypropylene Polymers 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000008397 galvanized steel Substances 0.000 claims description 3
- -1 polypropylene Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 2
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims description 2
- 239000011496 polyurethane foam Substances 0.000 claims description 2
- 238000011144 upstream manufacturing Methods 0.000 claims description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims 4
- 239000012774 insulation material Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000009776 industrial production Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003287 bathing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000006262 metallic foam Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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Abstract
The utility model provides a low-noise and low-vibration pipeline type steam direct heating cold water device and a heating system, wherein the device comprises a steam-water mixing pipe (9), a steam pipeline (5) and a cold water pipeline (2) which are connected with the steam-water mixing pipe (9), and foam metal (10) arranged in the steam-water mixing pipe (9). The foam metal is filled in the steam-water mixing pipe section, the steam incident from the steam pipeline is dispersed into countless fine steam bubbles by utilizing the porous characteristic of the foam metal, and the steam bubbles are directly contacted with cold water flowing in from the cold water pipeline to be condensed in the steam-water mixing section. The utility model has the characteristics of extremely high heat exchange efficiency, low vibration and noise, compact structure, convenient installation and maintenance and low cost.
Description
Technical Field
The utility model relates to the fields of high-efficiency heat exchange, energy-saving heating and the like, in particular to a pipeline type steam direct heating cold water device and a heating system by utilizing foam metal to disperse jet steam.
Background
In recent years, the haze weather in the heating season has attracted wide attention of society, and the heat supply emission in winter in northern towns is the important reason for forming the haze in winter, so that the implementation of clean and energy-saving heat supply is of great significance. The method for carrying out regional heat supply by utilizing the exhaust steam and the waste steam generated in the industrial production process is also an important clean heating mode, can realize the gradient utilization of energy and improve the utilization rate of the energy.
The heat supply mode of steam as a heat source mainly comprises the following steps: at a steam generating source, such as a thermal power plant or an industrial production area, a steam-water dividing wall type heat exchanger is utilized for heat exchange, steam is condensed to release a large amount of latent heat, hot water of a heat supply pipe network is heated, and water serves as a heating medium to supply heat to heat users; or directly use steam as heat medium, directly transport steam to the heat user through the steam pipe network, supply heat through the steam radiator.
In addition, another important way is that cold water is directly heated into hot water by steam through a device called a 'steam-water direct heat exchanger', and then the hot water can be used for heating, bathing or other daily life. The direct heating of cold water by steam is known as the highest efficiency in all steam-water heat exchange modes, but when large-area steam is in direct contact with cold water, the instant collapse of large-size steam bubbles can induce the extremely-fast impact of surrounding cold water, namely a water hammer phenomenon is generated, the phenomenon can generate severe periodic vibration, remarkable noise is generated, and great hidden danger is brought to the safe operation of related equipment.
Accordingly, new techniques and apparatus are needed to at least partially address the problems of the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model provides a low-noise and low-vibration pipeline type steam direct heating cold water device, aiming at the problem that the safe operation of the device is damaged due to noise, vibration and the like generated when large-area steam is in direct contact with cold water in steam-water direct heat exchange equipment. The steam-water direct heat exchange device has the characteristics of high heat transfer efficiency, low noise, low vibration, easiness in processing, low cost and the like.
In order to solve the problems, the technical scheme provided by the utility model is as follows:
according to one aspect of the utility model, the pipeline type steam direct heating cold water device with low noise and low vibration is characterized by comprising a steam-water mixing pipe (9), a steam pipeline (5) and a cold water pipeline (2) which are connected with the steam-water mixing pipe (9), and foam metal (10) arranged in the steam-water mixing pipe (9), wherein steam from the steam pipeline (5) is mixed with cold water from the cold water pipeline (2) in the steam-water mixing pipe (9) and heats the cold water.
According to the embodiment of the utility model, the low-noise and low-vibration pipeline type steam direct heating cold water device further comprises a hot water pipeline (7) connected with a steam-water mixing pipe (9).
According to an embodiment of the present invention, the cold water pipe (2) and the hot water pipe may be made of polyvinyl chloride (PVC) or polypropylene (PP) or galvanized steel pipe; the steam-water mixing pipe (9) is a seamless steel pipe.
According to the embodiment of the utility model, the cold water pipeline (2), the hot water pipeline (7) and the steam-water mixing pipe (9) have the same inner diameter, the pipe diameter ranges from 50 mm to 200mm, and the pipe diameters are 2-4 times of the inner diameter of the steam pipeline (5).
According to the embodiment of the utility model, the steam pipeline (5) can be made of a seamless steel pipe, the outer wall of the steam pipeline is provided with an insulating layer, and the insulating material can be polyurethane foam or aluminum silicate. Other suitable materials may also be used.
According to the embodiment of the utility model, the material of the foam metal (10) filled in the steam-water mixing pipe (9) can be copper or aluminum, and the pore diameter of the foam metal ranges from 1 mm to 10 mm. Alternatively, other metal foams or suitable pore sizes may be used.
According to the embodiment of the utility model, the steam-water mixing pipe (9) is connected with the steam pipeline (5) in a welding mode, and the steam-water mixing pipe (9) is connected with the cold water pipeline (2) and the hot water pipeline (7) through flanges.
According to the embodiment of the utility model, the steam pipeline (5) is arranged at the upstream part of the steam-water mixing pipe (9) close to the cold water pipeline (2) so as to ensure that the heat and mass exchange between the flowing cold water and the steam is sufficient.
According to another aspect of the present invention, there is provided a heating system comprising a low noise and low vibration piped steam direct heating cold water plant according to the present invention.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model provides a steam direct heating cold water device for waste steam or exhaust steam waste heat utilization. The foam metal is filled in the steam-water mixing pipe section, steam incident from the steam pipeline is dispersed into countless fine steam bubbles by utilizing the porous characteristic of the foam metal, and the steam bubbles are directly contacted and condensed with cold water flowing in from the cold water pipeline in the steam-water mixing section, so that the cold water is rapidly heated. Because the thermal resistance of the steam bubble in direct contact with cold water is extremely low, the heat of the gas phase can be quickly transferred to the cold water and heated into hot water with higher temperature, and the generated hot water can be used for heating or used as other domestic water. More importantly, the device utilizes the function that foam metal filled in the steam-water mixing pipe section disperses the incident steam into tiny bubbles, avoids the water hammer phenomenon induced when large-size steam bubbles are in direct contact with cold water, avoids the equipment and the pipeline connected with the equipment from vibrating, and provides guarantee for the safe operation of the equipment. In addition, the utility model has the characteristics of extremely high heat exchange efficiency, low vibration and noise, compact structure, convenient installation and maintenance and low cost.
Drawings
FIG. 1 is a structural view of a low noise and low vibration pipeline steam direct heating cold water plant according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a heating system including a low noise and low vibration piped steam direct heating cold water plant according to the present invention.
Description of reference numerals: the device comprises a cold water inlet 1, a cold water pipeline 2, a screw and bolt 3, a flange 4, a steam pipeline 5, a steam inlet 6, a hot water pipeline 7, a hot water outlet 8, a steam-water mixing pipe 9, foam metal 10, an external steam pipeline 11, a centrifugal water pump 12, a cold water tank 13, a water return pipeline 14, a radiator a 15, a radiator b 16 and a radiator c 17.
Detailed Description
The utility model is further illustrated with reference to the following figures and examples, which are not intended to limit the utility model.
Referring to fig. 1, according to an embodiment of the present invention, a low-noise and low-vibration pipeline type steam direct-heating cold water device is provided, wherein a copper foam 10 is filled inside a steam-water mixing pipe 9, two ends of the steam-water mixing pipe 9 are connected with a cold water pipeline 2 and a hot water pipeline 7 through flanges (such as a screw and a bolt 3 and a flange 4 shown in the figure), and a steam-water mixing section 9 is connected with a steam pipeline 5 through welding. The outer wall of the steam pipeline 5 is laid with a heat insulation layer, and the upper part thereof is provided with a flange connecting device to be connected with an external steam pipeline 11. When the hot water heating device works, cold water enters the cold water pipeline 2 through the cold water inlet, steam enters the steam pipeline 5 through the steam inlet 6, then the cold water and the steam enter the steam-water mixing pipe 9, are mixed and heated, then enter the hot water pipeline 7 and flow out through the hot water outlet 8.
As shown in fig. 2, the pipe type steam direct heating cold water device according to the present invention can heat cold water by waste steam, thereby generating hot water for heating residents. Firstly, starting a centrifugal water pump 12 to pump out cold water in a cold water tank 13, and circulating the cold water in a pipeline system; then, an external steam pipeline 11 is connected to a pipeline type steam direct heating cold water device through a flange, jet steam is changed into countless fine steam bubbles after passing through foam metal 10 filled in a steam-water mixing pipe 9, the fine steam bubbles are instantly condensed by circulating cold water in a pipeline system, and a large amount of heat is generated after the steam is condensed, so that the cold water can be heated into hot water with higher temperature; the hot water is heated by sequentially passing through a radiator a 15, a radiator b 16 and a radiator c 17, the cooled hot water is returned to the cold water tank through a return water pipe 14, and the cooled cold water is pumped out by a centrifugal water pump to finish the next cycle of heating and radiating, and the process is repeated.
Although the present invention has been described above with reference to the accompanying drawings, the present invention is not limited to the above embodiments, and those skilled in the art can make various changes or modifications without departing from the spirit of the present invention.
Claims (9)
1. The utility model provides a low noise and low vibration's pipeline formula steam direct heating cold water device, its characterized in that includes soda mixing pipe (9), steam pipe (5) and cold water pipeline (2) and setting foam metal (10) among soda mixing pipe (9) of being connected with soda mixing pipe (9), and the steam that comes from steam pipe (5) mixes and heats this cold water with the cold water pipeline (2) cold water that comes from in soda mixing pipe (9).
2. The low noise and low vibration piped steam direct heat cold water plant of claim 1 wherein: the cold water pipeline (2) is made of polyvinyl chloride (PVC) or polypropylene (PP) or a galvanized steel pipe; the steam-water mixing pipe (9) is a seamless steel pipe.
3. The low noise and low vibration piped steam direct heat cold water plant of claim 1 wherein: the cold water pipeline (2) and the steam-water mixing pipe (9) have the same inner diameter, the pipe diameter range is 50-200mm, and the pipe diameter is 2-4 times of the inner diameter of the steam pipeline (5).
4. The low noise and low vibration piped steam direct heat cold water plant of claim 1 wherein: the steam pipeline (5) is made of seamless steel pipes, the outer wall of the steam pipeline is provided with a heat insulation layer, and the heat insulation material can be polyurethane foam or aluminum silicate.
5. The low noise and low vibration piped steam direct heat cold water plant of claim 1 wherein: the foam metal (10) filled in the steam-water mixing pipe (9) can be made of copper or aluminum, and the pore diameter range of the foam metal is 1-10 mm.
6. The low noise and low vibration piped steam direct heat cold water plant of claim 1 wherein: the steam-water mixing pipe (9) is connected with the steam pipeline (5) in a welding mode, and the steam-water mixing pipe (9) is connected with the cold water pipeline (2) through a flange.
7. The low noise and low vibration piped steam direct heat cold water plant of claim 1 wherein: the hot water pipeline is characterized by further comprising a hot water pipeline (7) connected with the steam-water mixing pipe (9), and the hot water pipeline is made of polyvinyl chloride (PVC) or polypropylene (PP) or a galvanized steel pipe.
8. The low noise and low vibration piped steam direct heat cold water plant of claim 1 wherein: the steam pipeline (5) is arranged at the upstream part of the steam-water mixing pipe (9) close to the cold water pipeline (2) so as to ensure that the heat and mass exchange between the flowing cold water and the steam is sufficient.
9. A heating system comprising a low noise and low vibration piped steam direct heated cold water plant as claimed in any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120479849.7U CN215952278U (en) | 2021-03-05 | 2021-03-05 | Low-noise and low-vibration pipeline type steam direct heating cold water device and heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120479849.7U CN215952278U (en) | 2021-03-05 | 2021-03-05 | Low-noise and low-vibration pipeline type steam direct heating cold water device and heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215952278U true CN215952278U (en) | 2022-03-04 |
Family
ID=80505713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120479849.7U Expired - Fee Related CN215952278U (en) | 2021-03-05 | 2021-03-05 | Low-noise and low-vibration pipeline type steam direct heating cold water device and heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215952278U (en) |
-
2021
- 2021-03-05 CN CN202120479849.7U patent/CN215952278U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220304 |