CN219932361U - Condensate recovery device for central heating and steam returning - Google Patents
Condensate recovery device for central heating and steam returning Download PDFInfo
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- CN219932361U CN219932361U CN202321349328.5U CN202321349328U CN219932361U CN 219932361 U CN219932361 U CN 219932361U CN 202321349328 U CN202321349328 U CN 202321349328U CN 219932361 U CN219932361 U CN 219932361U
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- circulating pump
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- 238000011084 recovery Methods 0.000 title claims abstract description 69
- 238000010438 heat treatment Methods 0.000 title claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 162
- 239000013530 defoamer Substances 0.000 claims description 8
- 238000004064 recycling Methods 0.000 description 12
- 239000007788 liquid Substances 0.000 description 6
- 230000001960 triggered effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000003628 erosive effect Effects 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of centralized heating auxiliary devices, in particular to condensed water recovery equipment for centralized heating and steam returning, which can effectively prevent cavitation of a water pump while improving the condensed water recovery efficiency by using a water pump, and prolong the service life of the water pump, and comprises a recovery tank, wherein a working cavity is arranged in the recovery tank; the device comprises a recovery tank, a working cavity, a circulating pump, a circulating water tank, a water storage cavity, a circulating pump, a circulating water pipe, a circulating water tank, a first float valve, two groups of circulating electromagnetic valves and two groups of backwater electromagnetic valves.
Description
Technical Field
The utility model relates to the technical field of centralized heating auxiliary devices, in particular to condensed water recovery equipment for centralized heating and steam return.
Background
As is well known, central heating is a method of supplying heat required for production, heating and life in a city (town) or a partial area through a pipe network by steam and hot water generated by a central heat source, and when central heating is performed, condensate water recovery equipment is often used to recover heat of returned steam, so as to improve the utilization efficiency of energy, and the central heating system is widely used in the field of central heating.
When the existing condensate water recovery equipment is used, two water return modes are adopted, one is gravity water return, the other is mechanical water return, and the gravity water return can enable condensate water to flow by utilizing condensate water energy; the mechanical backwater drives the condensate water to flow by utilizing the power of the water pump, thereby realizing the recovery of the water.
In the existing condensate water recovery equipment, in the existing condensate water backwater mode, the condensate water flow speed is low for a large amount of condensate water for central heating, the recovery efficiency is low, and the pump pressure of backwater by utilizing the water pump can cause the pump to frequently generate pumping cavitation, so that the service life of the water pump is influenced, and the practicability is poor.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the condensed water recovery device which can use the water pump to improve the condensed water recovery efficiency, effectively prevent the cavitation phenomenon of the water pump and prolong the service life of the water pump, thereby enhancing the practicability.
The utility model relates to condensed water recovery equipment for central heating and steam returning, which comprises a recovery tank, wherein a working cavity is arranged in the recovery tank;
the device comprises a recycling tank, a circulating water tank, a circulating pump, a circulating pipe, a water outlet pipe, a circulating water tank, a first float valve, two groups of circulating electromagnetic valves and two groups of backwater electromagnetic valves, wherein the circulating pump is arranged on the right side of the recycling tank, the input end and the output end of the first water inlet pipe are respectively communicated with the middle part of the bottom end of a working cavity and the input end of the circulating pump, the circulating water tank is arranged on the right side of the recycling tank, a water storage cavity is arranged in the circulating water tank, the input end and the output end of the second water inlet pipe are respectively communicated with the middle part of the bottom end of the water storage cavity and the input end of the circulating pump, the input end and the output end of the circulating pipe are respectively communicated with the output end of the circulating pump and the middle part of the top end of the water storage cavity, the input end of the water outlet pipe is communicated with the output end of the circulating pump, the first float valve is arranged on the middle part of the left end of the working cavity, the two groups of circulating electromagnetic valves are respectively arranged on the second water inlet pipe and the circulating pipe, the two groups of backwaters are respectively arranged on the first water inlet pipe and the water outlet pipe, the first float valve is respectively connected with the two groups of the circulating electromagnetic valves.
The utility model relates to condensate recovery equipment for central heating and steam returning, which also comprises a frequency converter, wherein the frequency converter is arranged at the right end of a circulating pump, and is electrically connected with the circulating pump.
The utility model relates to condensed water recovery equipment for central heating and returning steam, which also comprises two groups of indicator lamps, wherein the two groups of indicator lamps are respectively arranged at the front end of a recovery tank and are respectively and electrically connected with two groups of circulating electromagnetic valves and two groups of return water electromagnetic valves.
The utility model relates to condensate recovery equipment for central heating and steam returning, which further comprises a second float valve, wherein the second float valve is arranged at the top of the left end of a working cavity.
The utility model relates to condensate recovery equipment for central heating and steam returning, which further comprises a third ball float valve, wherein the third ball float valve is arranged in the middle of the left end of a water storage cavity.
The utility model relates to condensate recovery equipment for central heating and steam returning, which also comprises two groups of alarms, wherein the two groups of alarms are respectively arranged at the front end of a recovery tank and the front end of a circulating water tank and are respectively electrically connected with a second ball float valve and a third ball float valve.
The utility model relates to condensed water recycling equipment for central heating and steam returning, which also comprises a defoamer, wherein the defoamer is arranged on a circulating pipe.
The utility model relates to condensed water recycling equipment for central heating and steam returning, which further comprises an observation window, wherein the observation window is arranged at the front end of a circulating water tank.
Compared with the prior art, the utility model has the beneficial effects that: when the condensed water of the central heating and vapor returning is recovered, a circulating pump can be firstly opened, the circulating pump pumps the water recovered in the recovery tank, the water is conveyed to a corresponding working place through a first water inlet pipe and a water outlet pipe, the water level in the recovery tank is quickly reduced along with the operation of the circulating pump, a first float valve is triggered to give an alarm on the low liquid level, at the moment, two groups of water return electromagnetic valves are closed, the two groups of circulating electromagnetic valves are opened, the water stored in the circulating water tank is pumped through a second water inlet pipe under the action of the circulating pump, and the water is pumped back into the circulating water tank through a circulating pipe, so that the water circulation is realized, the cavitation erosion caused by the circulating pump after the water in the recovery tank is not filled is prevented, the service life of the circulating pump is influenced, and when the water in the recovery tank is continuously recovered, the first float valve is controlled to be closed, and the two groups of water return electromagnetic valves are opened to continuously recover the condensed water; through the device, can use the pump to improve the emergence of the cavitation phenomenon of water pump in the time of the recovery efficiency of congealing, improve the life of water pump to the practicality has been strengthened.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the front view of the recovery tank of the present utility model;
FIG. 3 is a schematic diagram of the front view of the circulation tank of the present utility model;
the reference numerals in the drawings: 1. a recovery tank; 2. a working chamber; 3. a first water inlet pipe; 4. a second water inlet pipe; 5. a circulation pump; 6. a circulation pipe; 7. a water outlet pipe; 8. a circulation water tank; 9. a first float valve; 10. a circulation electromagnetic valve; 11. a backwater electromagnetic valve; 12. a water storage chamber; 13. a frequency converter; 14. an indicator light; 15. a second float valve; 16. a third float valve; 17. an alarm; 18. a defoamer; 19. and an observation window.
Detailed Description
The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.
As shown in fig. 1 to 3, the condensate recovery device for central heating and steam returning of the utility model comprises a recovery tank 1, wherein a working cavity 2 is arranged in the recovery tank 1;
the device comprises a recovery tank 1, a working cavity 2, a circulating pump 5, a circulating pipe 6, a water outlet pipe 7, a circulating water tank 8, a first ball float valve 9, two groups of circulating electromagnetic valves 10 and two groups of backwater electromagnetic valves 11, wherein the circulating pump 5 is arranged on the right side of the recovery tank 1, the input end and the output end of the first water inlet pipe 3 are respectively communicated with the middle part of the bottom end of the working cavity 2 and the input end of the circulating pump 5, the circulating water tank 8 is arranged on the right side of the recovery tank 1, a water storage cavity 12 is arranged in the circulating water tank 8, the input end and the output end of the second water inlet pipe 4 are respectively communicated with the middle part of the bottom end of the water storage cavity 12 and the input end of the circulating pump 5, the input end and the output end of the circulating pipe 6 are respectively communicated with the output end of the circulating pump 5 and the middle part of the top end of the water storage cavity 12, the input end of the water outlet pipe 7 is communicated with the output end of the circulating pump 5, the first ball float valve 9 is arranged on the middle part of the left end of the working cavity 2, the two groups of circulating electromagnetic valves 10 are respectively arranged on the second water inlet pipe 4 and the circulating electromagnetic valves 5, the two groups of the electromagnetic valves 11 are respectively arranged on the first water inlet pipe 3 and 7, the water outlet pipe 7 and the first ball valve 9 and the two groups of the electromagnetic valves 10 are respectively connected with the two groups of backwater electromagnetic valves 11; when the condensed water of the central heating and vapor returning is recovered, a circulating pump can be firstly opened, the circulating pump pumps the water recovered in the recovery tank, the water is conveyed to a corresponding working place through a first water inlet pipe and a water outlet pipe, the water level in the recovery tank is quickly reduced along with the operation of the circulating pump, a first float valve is triggered to give an alarm on the low liquid level, at the moment, two groups of water return electromagnetic valves are closed, the two groups of circulating electromagnetic valves are opened, the water stored in the circulating water tank is pumped through a second water inlet pipe under the action of the circulating pump, and the water is pumped back into the circulating water tank through a circulating pipe, so that the water circulation is realized, the cavitation erosion caused by the circulating pump after the water in the recovery tank is not filled is prevented, the service life of the circulating pump is influenced, and when the water in the recovery tank is continuously recovered, the first float valve is controlled to be closed, and the two groups of water return electromagnetic valves are opened to continuously recover the condensed water; through the device, can use the pump to improve the emergence of the cavitation phenomenon of water pump in the time of the recovery efficiency of congealing, improve the life of water pump to the practicality has been strengthened.
The utility model relates to condensed water recycling equipment for central heating and steam returning, which further comprises a frequency converter 13, wherein the frequency converter 13 is arranged at the right end of a circulating pump 5, and the frequency converter 13 is electrically connected with the circulating pump 5; the frequency converter can reduce certain rotational speed under the circulating pump circulation mode, can save the energy to a certain extent to the practicality has been strengthened.
The utility model relates to condensed water recovery equipment for central heating and returning steam, which also comprises two groups of indicator lamps 14, wherein the two groups of indicator lamps 14 are respectively arranged at the front end of a recovery tank 1, and the two groups of indicator lamps 14 are respectively and electrically connected with two groups of circulating electromagnetic valves 10 and two groups of return water electromagnetic valves 11; the two groups of indicator lamps can observe the circulation mode and the backwater mode more intuitively, so that the practicability is enhanced.
The utility model relates to condensed water recycling equipment for central heating and steam returning, which further comprises a second float valve 15, wherein the second float valve 15 is arranged at the top of the left end of a working cavity 2; the second ball float valve can more intuitively observe and detect the highest liquid level in the recovery tank, thereby enhancing the practicability.
The utility model relates to condensed water recycling equipment for central heating and steam returning, which further comprises a third ball float valve 16, wherein the third ball float valve 16 is arranged in the middle of the left end of a water storage cavity 12; the third ball float valve can observe and detect the water level in the circulating water tank more intuitively, so that the practicability is enhanced.
The utility model relates to condensed water recycling equipment for central heating and steam returning, which also comprises two groups of alarms 17, wherein the two groups of alarms 17 are respectively arranged at the front end of a recycling tank 1 and the front end of a circulating water tank 8, and the two groups of alarms 17 are respectively electrically connected with a second float valve 15 and a third float valve 16; when the liquid level in the recovery tank is too high and the liquid level in the circulating water tank is too low, the corresponding alarm can be triggered to alarm, so that workers are reminded to check in time, and the practicability is enhanced.
The utility model relates to condensed water recycling equipment for central heating and steam returning, which also comprises a defoamer 18, wherein the defoamer 18 is arranged on a circulating pipe 6; the defoamer can be used for defoaming the circulating water entering the circulating water tank, so that excessive bubbles in the water caused by pumping pressure can be prevented, cavitation corrosion is aggravated when the circulating pump is used for pumping, and the practicability is enhanced.
The utility model relates to condensed water recycling equipment for central heating and steam returning, which further comprises an observation window 19, wherein the observation window 19 is arranged at the front end of a circulating water tank 8; the observation window can observe the water level of the circulating water tank more intuitively, so that the practicability is enhanced.
When the condensate recovery device for the central heating and the steam recovery is in operation, the circulating pump can be firstly opened when the condensate of the central heating and the steam recovery is recovered, the circulating pump pumps the water recovered in the recovery tank, the water is conveyed to a corresponding working place through the first water inlet pipe and the water outlet pipe, the water level in the recovery tank is quickly reduced along with the operation of the circulating pump, the first ball valve low-liquid-level alarm is triggered, at the moment, the two groups of return water electromagnetic valves are closed and the two groups of circulating electromagnetic valves are opened, at the moment, the water stored in the circulating water tank is pumped through the second water inlet pipe under the action of the circulating pump, and the water is pumped back into the circulating water tank through the circulating pipe, so that the water circulation is realized, the phenomenon that cavitation erosion is caused after the circulating pump is not used in the recovery tank, the service life of the circulating pump is influenced is prevented, and after the first ball valve is continuously recovered, the two groups of the circulating electromagnetic valves are controlled to be closed, and the two groups of return water electromagnetic valves are opened to continue to recover the condensate.
The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
The terms "first," "second," and "third" in this specification do not denote a particular quantity or order, but rather are used for distinguishing between similar or identical items.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (8)
1. The condensed water recovery device for central heating and vapor returning comprises a recovery tank (1), wherein a working cavity (2) is arranged in the recovery tank (1);
the device is characterized by further comprising a cavitation alleviation component, wherein the cavitation alleviation component comprises a first water inlet pipe (3), a second water inlet pipe (4), a circulating pump (5), a circulating pipe (6), a water outlet pipe (7), a circulating water tank (8), a first float valve (9), two groups of circulating electromagnetic valves (10) and two groups of backwater electromagnetic valves (11), the circulating pump (5) is arranged on the right side of the recovery tank (1), the input end and the output end of the first water inlet pipe (3) are respectively communicated with the middle part of the bottom end of the working cavity (2) and the input end of the circulating pump (5), the circulating water tank (8) is arranged on the right side of the recovery tank (1), a water storage cavity (12) is arranged in the circulating water tank (8), the input end and the output end of the second water inlet pipe (4) are respectively communicated with the middle part of the bottom end of the water storage cavity (12) and the input end of the circulating pump (5), the input end and the output end of the circulating pipe (6) are respectively communicated with the output end of the circulating pump (5) and the middle part of the top end of the water storage cavity (12), the input end of the water outlet pipe (7) is respectively communicated with the output end of the circulating pump (5) and the output end of the circulating pump (5), the first float valve (9) is arranged on the middle part of the circulating pump (4) and the second water cavity (6) respectively, two sets of backwater solenoid valves (11) are respectively arranged on the first water inlet pipe (3) and the water outlet pipe (7), and the first float valve (9) is respectively electrically connected with two sets of circulating solenoid valves (10) and two sets of backwater solenoid valves (11).
2. The condensate recovery device of a central heating return steam according to claim 1, further comprising a frequency converter (13), wherein the frequency converter (13) is mounted at the right end of the circulating pump (5), and the frequency converter (13) is electrically connected with the circulating pump (5).
3. The condensate recovery device of a central heating return steam according to claim 2, further comprising two sets of indicator lamps (14), wherein the two sets of indicator lamps (14) are respectively installed at the front end of the recovery tank (1), and the two sets of indicator lamps (14) are respectively electrically connected with the two sets of circulating electromagnetic valves (10) and the two sets of return water electromagnetic valves (11).
4. A condensate recovery plant for district heating return air as claimed in claim 3, further comprising a second float valve (15), the second float valve (15) being mounted at the top of the left end of the working chamber (2).
5. A condensate recovery apparatus for district heating return air as claimed in claim 4, further comprising a third float valve (16), wherein the third float valve (16) is mounted in the middle of the left end of the water storage chamber (12).
6. The condensate recovery device of a central heating return steam according to claim 5, further comprising two sets of alarms (17), wherein the two sets of alarms (17) are respectively mounted at the front end of the recovery tank (1) and the front end of the circulating water tank (8), and the two sets of alarms (17) are respectively electrically connected with the second float valve (15) and the third float valve (16).
7. A condensate recovery plant for district heating steam condensate recovery as claimed in claim 6, further comprising a defoamer (18), the defoamer (18) being mounted on the circulation pipe (6).
8. A condensate recovery plant for district heating steam recovery as claimed in claim 7, further comprising an observation window (19), the observation window (19) being mounted at the front end of the circulation tank (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321349328.5U CN219932361U (en) | 2023-05-30 | 2023-05-30 | Condensate recovery device for central heating and steam returning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321349328.5U CN219932361U (en) | 2023-05-30 | 2023-05-30 | Condensate recovery device for central heating and steam returning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219932361U true CN219932361U (en) | 2023-10-31 |
Family
ID=88493180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321349328.5U Active CN219932361U (en) | 2023-05-30 | 2023-05-30 | Condensate recovery device for central heating and steam returning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219932361U (en) |
-
2023
- 2023-05-30 CN CN202321349328.5U patent/CN219932361U/en active Active
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