CN219797995U - Steam-water circulating device - Google Patents
Steam-water circulating device Download PDFInfo
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- CN219797995U CN219797995U CN202321338881.9U CN202321338881U CN219797995U CN 219797995 U CN219797995 U CN 219797995U CN 202321338881 U CN202321338881 U CN 202321338881U CN 219797995 U CN219797995 U CN 219797995U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 153
- 230000005494 condensation Effects 0.000 claims abstract description 60
- 238000009833 condensation Methods 0.000 claims abstract description 60
- 239000008234 soft water Substances 0.000 claims abstract description 14
- 238000000926 separation method Methods 0.000 claims abstract description 7
- 230000001105 regulatory effect Effects 0.000 claims description 22
- 239000007788 liquid Substances 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 12
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 2
- 229920006395 saturated elastomer Polymers 0.000 abstract description 13
- 239000002699 waste material Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 239000013589 supplement Substances 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 230000009469 supplementation Effects 0.000 description 1
- 238000004056 waste incineration Methods 0.000 description 1
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- Control Of Steam Boilers And Waste-Gas Boilers (AREA)
Abstract
The utility model discloses a steam-water circulation device, which comprises: the device comprises a condensation water tank, a steam boiler, a cylinder, a steam device and an air cooler; the water inlet of the condensation water tank is communicated with external soft water; the water inlet and the steam outlet of the steam boiler are respectively communicated with the water outlet of the condensation water tank and the steam inlet of the steam dividing cylinder; the steam inlet and the condensate outlet of the steam utilization device are respectively communicated with the first steam outlet of the steam separation cylinder and the first condensate inlet of the condensate tank; the first steam inlet and the first condensate outlet of the air cooler are respectively communicated with the second steam outlet of the steam separation cylinder and the third condensate inlet of the condensate tank, and the second steam inlet and the second condensate outlet of the air cooler are respectively communicated with the flash steam outlet of the condensate tank and the second condensate inlet of the condensate tank. According to the utility model, the steam equipment is used for utilizing partial saturated steam generated by the steam boiler, and the air cooler is used for recovering excessive steam generated by the steam boiler and flash steam in the condensation tank, so that the hydrothermal waste is avoided.
Description
Technical Field
The utility model relates to the technical field of flue gas, in particular to a steam-water circulating device.
Background
In the field of environmental protection solid waste incineration, waste heat of incineration flue gas needs to be recycled, otherwise, great energy waste is caused. The waste heat boiler is the most commonly used heat exchange equipment, the heat in the flue gas is released to enable liquid water to be converted into gaseous steam, and the steam is supplied to the steam equipment in the factory, so that the effects of environmental protection and energy saving are achieved. The steam generated by the boiler can be gradually reduced in temperature and pressure in the use and consumption process, and finally converted into condensed water which can be reused as boiler feed water to the boiler, thereby achieving the effect of saving water.
However, in the prior art, when the steam consumption equipment in the factory is low, the boiler needs to drain excessive steam to the outside to maintain the operation pressure, so that waste of water and heat is caused, and the steam condensate after the steam consumption equipment is utilized still has certain temperature and pressure, so that the condensate is subjected to secondary flash evaporation, and the waste of water and heat is caused.
Disclosure of Invention
In order to solve the problems, the utility model aims to provide a steam-water circulating device, which utilizes partial saturated steam generated by a steam boiler by using steam equipment and recovers excessive steam generated by the steam boiler and flash steam in a condensation tank by an air cooler, thereby avoiding the waste of water and heat.
The embodiment of the utility model provides a steam-water circulating device, which comprises: the device comprises a condensation water tank, a steam boiler, a cylinder, a steam device and an air cooler;
the water inlet of the condensation water tank is communicated with external soft water;
the water inlet of the steam boiler and the steam outlet of the steam boiler are respectively connected with
The water outlet of the condensation water tank is communicated with the steam inlet of the steam dividing cylinder;
the steam inlet of the steam utilization device and the condensate outlet of the steam utilization device are respectively communicated with the first steam outlet of the steam separation cylinder and the first condensate inlet of the condensate tank;
the first steam inlet of the air cooler and the first condensate outlet of the air cooler are respectively communicated with the second steam outlet of the air dividing cylinder and the third condensate inlet of the condensate tank, and the second steam inlet of the air cooler and the second condensate outlet of the air cooler are respectively communicated with the flash steam outlet of the condensate tank and the second condensate inlet of the condensate tank.
As a further improvement of the utility model, the condensation tank is also provided with a first liquid level detection instrument, a first safety valve, a first pressure regulating valve, a first pressure detection instrument and a temperature detection instrument.
As a further improvement of the utility model, the condensation tank is also provided with an overflow port, and the overflow port is communicated with the water seal cylinder.
As a further improvement of the utility model, the water seal cylinder is of a secondary water seal structure and comprises a primary water seal cylinder and a secondary water seal cylinder,
the overflow port is communicated with a water seal water inlet of the primary water seal cylinder, and the secondary water seal cylinder is provided with a water seal water outlet.
As a further improvement of the utility model, a boiler feed pump is arranged on a pipeline which is communicated with the steam boiler and the condensate tank.
As a further improvement of the utility model, the steam boiler is also provided with a second pressure detection instrument, a second safety valve and a second liquid level detection instrument.
As a further improvement of the utility model, a second pressure regulating valve is arranged on a pipeline which is communicated with the branch cylinder of the steam boiler.
As a further improvement of the utility model, a third pressure regulating valve and a fourth pressure regulating valve are respectively arranged on the pipelines of the steam dividing cylinder, the steam using equipment and the air cooler.
As a further improvement of the utility model, a first drain valve is arranged on a pipeline which is communicated with the condensation water tank by the steam utilization device.
As a further improvement of the utility model, a second drain valve is arranged on a pipeline which is communicated with the condensation water tank and is used for the first steam outlet of the air cooler.
The beneficial effects of the utility model are as follows:
the steam equipment is used for utilizing partial saturated steam generated by the steam boiler, and the air cooler is used for recovering excessive steam generated by the steam boiler and flash steam in the condensate tank, so that the water vapor of all the steam is collected and used as boiler water supply, the boiler does not need to empty the excessive steam under the condition of maintaining the operating pressure when the steam equipment is less, the flash steam in the condensate tank can be recovered, and the hydrothermal waste is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present utility model 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. It is evident that the figures in the following description are only some embodiments of the utility model, from which other figures can be obtained without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural view of a soda water circulation device according to an embodiment of the present utility model;
fig. 2 is a schematic structural view of a water seal cylinder according to an embodiment of the present utility model.
In the drawing the view of the figure,
1. a condensation tank; 2. a first liquid level detection instrument; 3. a water seal cylinder; 4. a first safety valve; 5. a first pressure regulating valve; 6. a first pressure detecting instrument; 7. a temperature detecting instrument; 8. a first drain valve; 9. a steam-using device; 10. an air cooler; 11. a second drain valve; 12. a boiler feed water pump; 13. a steam boiler; 14. a second pressure detecting instrument; 15. a second safety valve; 16. a second liquid level detection instrument; 17. a second pressure regulating valve; 18. a cylinder; 19. a third pressure regulating valve; 20. a fourth pressure regulating valve; 21. sealing the water inlet; 22. a primary water seal cylinder; 23. a secondary water seal cylinder; 24. and (5) sealing the water outlet.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, in the description of the present utility model, the terminology used is for the purpose of illustration only and is not intended to limit the scope of the present utility model. The terms "comprises" and/or "comprising" are used to specify the presence of stated elements, steps, operations, and/or components, but do not preclude the presence or addition of one or more other elements, steps, operations, and/or components. The terms "first," "second," and the like may be used for describing various elements, do not represent a sequence, and are not intended to limit the elements. Furthermore, in the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more. These terms are only used to distinguish one element from another element. These and/or other aspects will become apparent to those skilled in the art from the following description, when taken in conjunction with the accompanying drawings, wherein the present utility model is described in connection with embodiments thereof. The drawings are intended to depict embodiments of the utility model for purposes of illustration only. Those skilled in the art will readily recognize from the following description that alternative embodiments of the illustrated structures and methods of the present utility model may be employed without departing from the principles of the present utility model.
The embodiment of the utility model provides a steam-water circulating device, as shown in fig. 1, which comprises:
the condensing tank 1, the steam boiler 13, the air dividing cylinder 18, the steam using equipment 9 and the air cooler 10;
the water inlet of the condensation water tank 1 is communicated with external soft water;
the water inlet of the steam boiler 13 and the steam outlet of the steam boiler 13 are respectively communicated with the water outlet of the condensation water tank 1 and the steam inlet of the branch cylinder 18;
the steam inlet of the steam utilization device 9 and the condensate outlet of the steam utilization device 9 are respectively communicated with the first steam outlet of the steam separation cylinder 18 and the first condensate inlet of the condensate tank 1;
the first steam inlet of the air cooler 10 and the first condensate outlet of the air cooler 10 are respectively communicated with the second steam outlet of the branch cylinder 18 and the third condensate inlet of the condensate tank 1, and the second steam inlet of the air cooler 10 and the second condensate outlet of the air cooler 10 are respectively communicated with the flash steam outlet of the condensate tank 1 and the second condensate inlet of the condensate tank 1.
In the device, a soft water pipeline in a factory is communicated with a water inlet of a condensation water tank 1, soft water enters the condensation water tank 1, water in the condensation water tank 1 is conveyed into a steam boiler 13 through a water outlet of the condensation water tank 1 and the water inlet of the steam boiler 13, the steam boiler 13 heats and converts water into saturated steam, and the saturated steam is discharged to a branch cylinder 18 through a steam outlet of the steam boiler 13 and a steam inlet of the branch cylinder 18.
Wherein, part of saturated steam in the steam dividing cylinder 18 enters the steam using device 9 through a first steam outlet of the steam dividing cylinder 18 and a steam inlet of the steam using device 9, and after the steam using device 9 exchanges heat and cools the part of steam, the part of steam is output to the condensation water tank 1 through a condensation water outlet of the steam using device 9 and a first condensation water inlet of the condensation water tank 1; the other part of saturated steam in the air dividing cylinder 18 enters the air cooler 18 through the second steam outlet of the air dividing cylinder 18 and the first steam inlet of the air cooler 10, the air cooler 10 exchanges heat and cools the other part of saturated steam, then enters the condensate tank 1 through the first condensate outlet of the air cooler 10 and the third condensate inlet of the condensate tank 1, meanwhile, flash steam generated by steam condensate in the condensate tank 1 enters the air cooler 10 through the flash steam outlet of the condensate tank 1 and the second steam inlet of the air cooler 10, and after the air cooler 10 exchanges heat and cools the part of flash steam, the flash steam enters the condensate tank 1 through the second condensate outlet of the air cooler 10 and the second condensate inlet of the condensate tank 1.
In the utility model, the steam device 9 utilizes partial saturated steam generated by the steam boiler 13, and the air cooler 10 recovers excessive steam generated by the steam boiler 13 and flash steam in the condensate tank 1, so that the water vapor collection of all the steam is completed and is utilized as boiler feed water. It will be appreciated that the saturated steam generated by the steam boiler 13 is preferentially supplied to the steam utility 9, while the remaining saturated steam (i.e. excess steam) is recovered by heat exchange in the air cooler 10, so that when the steam utility is low, the boiler does not need to empty the excess steam while maintaining the operating pressure, thereby conserving the hydrothermal resources. And the flash steam in the condensation water tank 1 can be recovered, and the waste of the water and the heat is avoided.
Saturated steam generated by the steam boiler 13 flows back to the condensate tank 1 respectively through the steam condensate water after heat exchange of the steam utilization device 9 and the heat exchange of the air cooler 10, the steam condensate water after flash steam heat exchange of the air cooler 10 in the condensate tank 1 flows back to the condensate tank 1 through the gravity of a pipeline, water vapor collection of all steam is completed, the collected water vapor can be used as water for the steam boiler 13, so that the cyclic utilization of the water and the heat is realized, besides the pollution discharge of the steam boiler 13 (the water quality and the liquid level are regulated through the pollution discharge of the steam boiler 13), no moisture is evaporated and lost, and the water balance of the whole device can be maintained through a small amount of soft water supplement (the supplement amount is equal to the pollution discharge amount of the steam boiler 13).
The air cooler 10 can simultaneously realize the cooling recovery of the excessive steam of the steam boiler 13 and the flash steam of the condensation water tank 1, and the internal steam is cooled and condensed by utilizing the air cooling effect of the outside environment air. It will be appreciated that two air cooling structures are provided on both sides of the air cooler 10, wherein one air cooling structure (e.g., the right side in fig. 1) is provided with a first steam inlet of the air cooler 10 and a first condensate outlet of the air cooler 10, and the other air cooling structure (e.g., the left side in fig. 1) is provided with a second steam inlet of the air cooler 10 and a second condensate outlet of the air cooler 10.
In one embodiment, the condensation tank 1 is further provided with a first liquid level detecting instrument 2, a first safety valve 4, a first pressure regulating valve 5, a first pressure detecting instrument 6 and a temperature detecting instrument 7.
The condensation tank 1 is used as a core device in the device of the utility model, the condensation tank 1 keeps internal gas-liquid balance during operation, the condensation tank 1 is provided with a soft water inlet, three condensation water inlets, a water outlet and a flash evaporation steam outlet, can receive steam condensation water of the steam device 9, excessive steam condensation water of the steam boiler 13 and steam condensation water of flash steam in the condensation tank 1, completes water vapor collection of all steam and is used as boiler water supply, and has the effects of saving water and energy in the process of mutual conversion of steam and water.
In operation, the internal pressure of the condensate tank 1 is higher than the external atmospheric pressure. In order to ensure that the condensation tank 1 maintains a certain pressure during operation, a first safety valve 4, a first pressure regulating valve 5 and a first pressure detecting instrument 6 are arranged on the condensation tank 1, the pressure of the condensation tank 1 is monitored in real time through the first pressure detecting instrument 6, and the pressure inside the condensation tank 1 is regulated through the first safety valve 4 and the first pressure regulating valve 5 to maintain the stability of the pressure inside the condensation tank 1.
As described above, the device of the present utility model may need to supplement a small amount of soft water to achieve the steam-water balance, by providing the first liquid level detecting instrument 2 on the condensate tank 1, monitoring the internal liquid level of the condensate tank 1 in real time and deciding whether to start soft water supplementation, and by detecting the internal liquid level of the condensate tank 1 to periodically supplement soft water, the system water loss caused by the blowdown of the steam boiler 13 can be compensated. By arranging the temperature detection instrument 7 on the condensation tank 1, the water temperature inside the condensation tank 1 is monitored in real time.
In one embodiment, the condensation water tank 1 is further provided with an overflow port, and the overflow port is communicated with the water seal cylinder 3. Preferably, the water seal cylinder 3 is of a secondary water seal structure, as shown in fig. 2, the water seal cylinder 3 comprises a primary water seal cylinder 22 and a secondary water seal cylinder 23, the overflow port is communicated with a water seal water inlet 21 of the primary water seal cylinder, and the secondary water seal cylinder is provided with a water seal water outlet 24.
As described above, the device of the present utility model may need to be replenished with soft water, after the excessive soft water enters the condensation tank 1, the liquid level of the condensation tank 1 is raised and enters the water seal cylinder 3 from the overflow port, because the condensation tank 1 is operated under pressure (30 kPa), in order to maintain a better water seal effect, the water seal cylinder maintains the water seal pressure, the water seal cylinder adopts a secondary water seal structure, the overflow water of the condensation tank 1 enters the primary water seal cylinder 22 through the water seal water inlet 21, overflows from the primary water seal cylinder 22 to the secondary water seal cylinder 23, and finally is discharged from the water seal water outlet 24.
In one embodiment, a boiler feed water pump 12 is provided on a pipeline communicating the condensate tank 1 and the steam boiler 13. By adjusting the boiler feed water pump 12, water in the condensate tank 1 can be pumped into the steam boiler 13. The boiler feed water pump 12 is provided to allow one-way circulation of soft water and to allow a large amount of water to be fed to the steam boiler 13.
In one embodiment, the steam boiler 13 is further provided with a second pressure detecting instrument 14, a second safety valve 15 and a second liquid level detecting instrument 16.
When the steam boiler 13 operates, the water supply amount of the boiler water supply pump 12 is controlled by the liquid level detection instrument 16, so that the water supply amount of the steam boiler 13 is adjusted; monitoring the internal pressure of the steam boiler 13 in real time by a second pressure detecting instrument 14; the steam pressure regulation of the steam boiler 13 is achieved by means of a second safety valve 15 to maintain the pressure of the saturated steam in the steam boiler 13.
In one embodiment, a second pressure regulating valve 17 is arranged on a pipeline of the steam boiler 13 communicated with the branch cylinder 18.
The utility model can also adjust the pressure of steam entering the sub-cylinder 18 by arranging the second pressure adjusting valve 17 on the pipeline of the steam boiler 13 communicated with the sub-cylinder 18, so that the pressure in the sub-cylinder 18 is maintained in a certain pressure state.
In one embodiment, a third pressure regulating valve 19 and a fourth pressure regulating valve 20 are respectively arranged on the pipelines of the branch cylinder 18, which are communicated with the steam utilization device 9 and the air cooler 10.
By arranging the third pressure regulating valve 19 on the pipelines of the steam dividing cylinder 18 and the steam using device 9 and arranging the fourth pressure regulating valve 20 on the pipeline of the steam dividing cylinder 18 communicated with the air cooler 10, the steam entering the steam using device 9 and the air cooler 10 can be ensured to be maintained at a certain pressure, so that the subsequent heat exchange process of the steam using device 9 and the air cooler 10 is realized.
In one embodiment, a first drain valve 8 is arranged on a pipeline which is communicated with the steam utilization device 9 and the condensation water tank 1.
As mentioned above, the operation pressure of the condensation tank 1 is normal pressure, which causes a pressure difference between the outlet of the steam using device 9 and the first condensation water inlet of the condensation tank 1, and by setting the first drain valve 8 on the pipeline where the steam using device 9 and the condensation tank 1 are communicated, the working pressure of steam of the device in front of the valve can be maintained, and the condensed water of steam is discharged, so as to realize steam-water separation. Meanwhile, as the condensation tank 1 is maintained under normal pressure, the front-back pressure difference of the first drain valve 8 on the steam condensation pipeline can be reduced, and the water delivery effect and the service life of the first drain valve 8 can be improved.
In one embodiment, a second drain valve 11 is disposed on a pipeline where the first steam outlet of the air cooler 10 communicates with the condensation tank 1.
Accordingly, by providing the second drain valve 11 on the pipeline where the first steam outlet of the air cooler 10 is communicated with the condensation tank 1, the steam working pressure of the equipment in front of the valve can be maintained, and the steam condensate is discharged, so that steam-water separation is realized. Meanwhile, as the condensation tank 1 is maintained under normal pressure, the front-back pressure difference of the second drain valve 11 on the steam condensation pipeline can be reduced, and the water delivery effect and the service life of the second drain valve 11 can be improved.
In the description provided herein, numerous specific details are set forth. However, it is understood that embodiments of the utility model may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Furthermore, one of ordinary skill in the art will appreciate that while some embodiments described herein include some features but not others included in other embodiments, combinations of features of different embodiments are meant to be within the scope of the utility model and form different embodiments. For example, in the claims, any of the claimed embodiments may be used in any combination.
It will be understood by those skilled in the art that while the utility model has been described with reference to exemplary embodiments, various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (10)
1. A soda water circulation device, the device comprising: the device comprises a condensation water tank, a steam boiler, a cylinder, a steam device and an air cooler;
the water inlet of the condensation water tank is communicated with external soft water;
the water inlet of the steam boiler and the steam outlet of the steam boiler are respectively communicated with the water outlet of the condensation water tank and the steam inlet of the steam dividing cylinder;
the steam inlet of the steam utilization device and the condensate outlet of the steam utilization device are respectively communicated with the first steam outlet of the steam separation cylinder and the first condensate inlet of the condensate tank;
the first steam inlet of the air cooler and the first condensate outlet of the air cooler are respectively communicated with the second steam outlet of the air dividing cylinder and the third condensate inlet of the condensate tank, and the second steam inlet of the air cooler and the second condensate outlet of the air cooler are respectively communicated with the flash steam outlet of the condensate tank and the second condensate inlet of the condensate tank.
2. The device of claim 1, wherein the condensate tank is further provided with a first liquid level detection instrument, a first safety valve, a first pressure regulating valve, a first pressure detection instrument and a temperature detection instrument.
3. The device of claim 1, wherein the condensate tank is further provided with an overflow port, the overflow port being in communication with a water seal cartridge.
4. The device of claim 3, wherein the water seal cylinder is of a secondary water seal structure and comprises a primary water seal cylinder and a secondary water seal cylinder,
the overflow port is communicated with a water seal water inlet of the primary water seal cylinder, and the secondary water seal cylinder is provided with a water seal water outlet.
5. The apparatus of claim 1, wherein a boiler feed water pump is provided on a line through which the condensate tank communicates with the steam boiler.
6. The apparatus of claim 1, wherein the steam boiler is further provided with a second pressure gauge, a second safety valve, and a second level gauge.
7. The apparatus of claim 1, wherein a second pressure regulating valve is provided on a line through which the steam boiler communicates with the branch cylinder.
8. The device as claimed in claim 1, wherein a third pressure regulating valve and a fourth pressure regulating valve are respectively arranged on the pipelines of the air dividing cylinder communicated with the steam using device and the air cooler.
9. The apparatus of claim 1, wherein a first drain valve is provided on a line of the steam device in communication with the condensate tank.
10. The apparatus of claim 1, wherein a second drain valve is provided on a line through which the first steam outlet of the air cooler communicates with the condensate tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321338881.9U CN219797995U (en) | 2023-05-29 | 2023-05-29 | Steam-water circulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321338881.9U CN219797995U (en) | 2023-05-29 | 2023-05-29 | Steam-water circulating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219797995U true CN219797995U (en) | 2023-10-03 |
Family
ID=88151938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321338881.9U Active CN219797995U (en) | 2023-05-29 | 2023-05-29 | Steam-water circulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219797995U (en) |
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2023
- 2023-05-29 CN CN202321338881.9U patent/CN219797995U/en active Active
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