CN210921792U - Condensing gas-fired hot water boiler - Google Patents
Condensing gas-fired hot water boiler Download PDFInfo
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- CN210921792U CN210921792U CN201921706642.8U CN201921706642U CN210921792U CN 210921792 U CN210921792 U CN 210921792U CN 201921706642 U CN201921706642 U CN 201921706642U CN 210921792 U CN210921792 U CN 210921792U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
Abstract
The utility model discloses a condensing gas-fired hot water boiler relates to gas-fired hot water boiler technical field, for solving the lower and insufficient problem of gas combustion of current gas-fired hot water boiler waste heat recovery efficiency. The combustor is installed in the outside of boiler main part, the inside of boiler main part is provided with main burning chamber, first spiral smoke exhaust channel is installed to the top in main burning chamber, second spiral smoke exhaust channel is installed to the below in main burning chamber, the inside one side of boiler main part is provided with collection smoke chamber, and the inside in main burning chamber is all inlayed to the one end of first spiral smoke exhaust channel and second spiral smoke exhaust channel, and the inside in collection smoke chamber is all inlayed to the other end of first spiral smoke exhaust channel and second spiral smoke exhaust channel, one side of boiler main part is provided with the exhaust port, the inside top of boiler main part is provided with the steam chamber, the outside one side of steam chamber is provided with the heating water inlet.
Description
Technical Field
The utility model relates to a gas-fired hot water boiler technical field specifically is a condensing gas-fired hot water boiler.
Background
Condensation gas boiler, as the name implies exactly is condensation formula gas boiler, and present condensation gas boiler can divide into condensation domestic gas boiler and condensation commercial gas boiler, and the product has also distinguished two series of condensation floor type boiler and condensation wall-hanging boiler. The most important nature of condensation gas boiler is exactly the realization of condensation technique wherein, condensation boiler's key lies in the condensation technique, is a novel energy-conserving, the technique of environmental protection: the principle of the boiler is not complex, the heat energy in the flue gas is recovered by condensing the flue gas, and the heat efficiency of the traditional boiler can only reach eighty-five percent to ninety-one percent. And condensation gas boiler, it reduces exhaust gas temperature to fifty to seventy degrees centigrade, has fully retrieved the latent heat of condensation of the sensible heat in the flue gas and steam, and the thermal efficiency improves by a wide margin, and popular saying, condensation gas boiler's theory of operation is exactly through certain device with the boiler energy in the hot flue gas of emission after the burning retrieve, simultaneously in the energy recovery in-process, can also reduce harmful gas's emission, reduce environmental pollution.
However, the existing gas-fired hot water boiler has low waste heat recovery efficiency and insufficient gas combustion; therefore, the existing requirements are not met, and a condensing type gas-fired hot water boiler is provided for the requirements.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a condensing gas-fired hot water boiler to solve the lower and insufficient problem of gas combustion of the current gas-fired hot water boiler waste heat recovery efficiency that provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a condensing gas-fired hot water boiler comprises a boiler main body, wherein a burner is installed on the outer side of the boiler main body, a main combustion cavity is arranged in the boiler main body, a first spiral smoke exhaust channel is installed above the main combustion cavity, a second spiral smoke exhaust channel is installed below the main combustion cavity, a smoke collection cavity is arranged on one side of the inner part of the boiler main body, one ends of the first spiral smoke exhaust channel and the second spiral smoke exhaust channel are embedded into the main combustion cavity, the other ends of the first spiral smoke exhaust channel and the second spiral smoke exhaust channel are embedded into the smoke collection cavity, a smoke exhaust port is arranged on one side of the boiler main body, a steam chamber is arranged above the inner part of the boiler main body, a heating water inlet is arranged on one side of the outer part of the steam chamber, a heating water outlet is arranged on the other side of the outer part of the steam chamber, and a domestic water inlet is arranged above, the boiler is characterized in that a domestic water outlet is arranged above the heating water outlet, water pipes are respectively arranged between the heating water inlet and the heating water outlet and between the domestic water inlet and the domestic water outlet, a condensed water collecting box is arranged on one side of the boiler main body, and a waste heat recovery water storage box is arranged on one side of the condensed water collecting box.
Preferably, a smoke inlet pipeline is arranged between the smoke outlet and the waste heat recovery water storage tank, and a smoke exhaust coil is arranged inside the waste heat recovery water storage tank.
Preferably, a condensate pipe is installed between the boiler main body and the condensate collecting tank, a water level sensor is installed inside the condensate collecting tank, and the type of the water level sensor is LV 30D.
Preferably, the boiler main body, the condensate water collecting box and the waste heat recovery water storage tank are all provided with heat insulating layers, and the heat insulating layers are connected with the boiler main body, the condensate water collecting box and the waste heat recovery water storage tank in a splicing mode.
Preferably, the front end of the condensed water collecting box is provided with a first water pump.
Preferably, the second water pump is installed at the front end of the waste heat recovery water storage tank, the water inlet pipes are installed at the two ends of the second water pump, one end of each water inlet pipe is embedded into the waste heat recovery water storage tank, and the other end of each water inlet pipe is embedded into the boiler main body.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model increases the discharge stroke of high temperature flue gas through the first spiral smoke exhaust channel and the second spiral smoke exhaust channel, on one hand, the contact area of the high temperature flue gas with the liquid in the boiler main body is increased, and the evaporation efficiency and the evaporation effect are improved, thereby accelerating the heating speed of domestic water and heating water in the water pipe, on the other hand, the time of the high temperature flue gas discharged out of the boiler main body is prolonged, thereby the gas can be fully combusted, and the utilization rate of the gas is higher;
2. the utility model discloses a comdenstion water collecting box collects the comdenstion water that the inside vapor of collection cigarette chamber formed through the condensate pipe, and the condensate pipe is the water seal, has avoided the leakage of high temperature flue gas, and the level sensor inside the comdenstion water collecting box carries out real-time supervision to the water level inside the comdenstion water collecting box, when reaching appointed liquid level, takes out inside comdenstion water to the inside of waste heat recovery water storage box through first water pump, carries out recycle to the comdenstion water;
3. the utility model discloses an introduce the inside coil pipe of discharging fume of waste heat recovery water storage box with high temperature flue gas, thereby heat waste heat recovery water storage box inside cold water, carry out the heat exchange, thereby reduce the temperature of high temperature flue gas, carry out recycle to the heat, when the inside lack of water of boiler main part, water after the heating is taken out to the inside of boiler main part through the second water pump, thereby improve heating efficiency, the coil pipe of discharging fume sets up to spiral coil pipe structure, increase the area of contact of coil pipe and cold water of discharging fume, the exhaust stroke of high temperature flue gas has been increased, the exhaust time of high temperature flue gas has been prolonged, thereby it is more abundant to the cooling of high temperature flue gas, thereby improve thermal recovery efficiency.
Drawings
Fig. 1 is a schematic view of an overall structure of a condensing gas-fired hot water boiler according to the present invention;
fig. 2 is a schematic structural view of the waste heat recovery water storage tank of the present invention;
fig. 3 is a schematic structural view of the condensate collecting box of the present invention.
In the figure: 1. a boiler main body; 2. a burner; 3. a primary combustion chamber; 4. a first spiral smoke evacuation channel; 5. a second spiral smoke exhaust channel; 6. a smoke collection cavity; 7. a smoke outlet; 8. a steam chamber; 9. a heating water inlet; 10. a heating water outlet; 11. a domestic water inlet; 12. a domestic water outlet; 13. a water pipe; 14. a condensed water collecting box; 15. a waste heat recovery water storage tank; 16. a smoke inlet pipeline; 17. a smoke exhaust coil pipe; 18. a condensate pipe; 19. a water level sensor; 20. a heat-insulating layer; 21. a first water pump; 22. a second water pump; 23. and (4) a water inlet pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, the present invention provides an embodiment: a condensing gas-fired hot water boiler comprises a boiler main body 1, a burner 2 is installed on the outer side of the boiler main body 1, a main combustion chamber 3 is arranged in the boiler main body 1, fuel gas is combusted in the main combustion chamber 3 to heat liquid in the boiler main body 1, a first spiral smoke exhaust channel 4 is installed above the main combustion chamber 3, a second spiral smoke exhaust channel 5 is installed below the main combustion chamber 3, a smoke collection chamber 6 is arranged on one side of the inner part of the boiler main body 1, one ends of the first spiral smoke exhaust channel 4 and the second spiral smoke exhaust channel 5 are embedded in the main combustion chamber 3, the other ends of the first spiral smoke exhaust channel 4 and the second spiral smoke exhaust channel 5 are embedded in the smoke collection chamber 6, a smoke exhaust port 7 is arranged on one side of the boiler main body 1, a steam chamber 8 is arranged above the inner part of the boiler main body 1, a heating water inlet 9 is arranged on one side of the outer part of the, the outside opposite side of steam chamber 8 is provided with heating water outlet 10, the top of heating water inlet 9 is provided with domestic water inlet 11, the top of heating water outlet 10 is provided with domestic water outlet 12, all install water pipe 13 between heating water inlet 9 and the heating water outlet 10 and between domestic water inlet 11 and the domestic water outlet 12, condensate water collecting box 14 is installed to one side of boiler main part 1, waste heat recovery water storage box 15 is installed to one side of condensate water collecting box 14, condensate water collecting box 14 is collected the comdenstion water, waste heat recovery water storage box 15 carries out the high temperature to the high temperature flue gas, retrieve the heat of high temperature flue gas.
Further, install between exhaust port 7 and the waste heat recovery water storage box 15 and advance tobacco pipe 16, the internally mounted of waste heat recovery water storage box 15 has smoke exhaust coil 17, and smoke exhaust coil 17 sets up to the spiral coil structure, and the increase smoke exhaust coil 17 has increased the discharge stroke of high temperature flue gas with the area of contact of cold water, has prolonged the exhaust time of high temperature flue gas to it is more abundant to the cooling of high temperature flue gas, thereby improves thermal recovery efficiency.
Further, a condensate pipe 18 is installed between the boiler main body 1 and the condensate collecting tank 14, a water level sensor 19 is installed inside the condensate collecting tank 14, the model of the water level sensor 19 is LV30D, and the water level sensor 19 inside the condensate collecting tank 14 monitors the water level inside the condensate collecting tank 14 in real time.
Further, the outside of boiler main body 1, comdenstion water collecting box 14 and waste heat recovery water storage box 15 all is provided with heat preservation 20, and heat preservation 20 and boiler main body 1, comdenstion water collecting box 14 and the equal splice of waste heat recovery water storage box 15 are connected, and heat preservation 20 keeps warm to waste heat recovery water storage box 15, comdenstion water collecting box 14 and boiler main body 1, avoids thermal revealing.
Further, a first water pump 21 is installed at the front end of the condensate water collecting tank 14, and the internal condensate water is pumped into the waste heat recovery water storage tank 15 through the first water pump 21, so that the condensate water is recycled.
Further, second water pump 22 is installed to the front end of waste heat recovery water storage box 15, and inlet tube 23 is all installed at the both ends of second water pump 22, and the inside of the one end embedding waste heat recovery water storage box 15 of inlet tube 23, and the inside of the other end embedding boiler main part 1 of inlet tube 23, and when the inside water shortage of boiler main part 1, the water after the heating is taken out to the inside of boiler main part 1 through second water pump 22, improves heating efficiency.
The working principle is as follows: when the boiler is used, the combustor 2 works, fuel gas is combusted in the main combustion cavity 3 to heat liquid in the boiler main body 1, steam is generated to heat domestic water and heating water in the water pipe 13, the domestic water and the heating water are heated rapidly, high-temperature flue gas enters the first spiral smoke exhaust channel 4 and the second spiral smoke exhaust channel 5, is discharged from outlets at the other ends of the first spiral smoke exhaust channel 4 and the second spiral smoke exhaust channel 5, enters the smoke collection cavity 6 to be mixed, enters the smoke exhaust coil 17 in the waste heat recovery water storage tank 15 through the smoke inlet 7 and the smoke exhaust pipe 16, and is discharged through the outlets, cold water in the waste heat recovery water storage tank 15 is heated in the process that the high-temperature flue gas flows in the smoke exhaust coil 17 to carry out heat exchange, so that the heat of the high-temperature flue gas is recovered, when the water in the boiler main body 1 is lack of water, the heated water is pumped to the interior of the boiler main body 1 through the second, the heating efficiency is improved, the condensed water generated in the smoke collection cavity 6 enters the condensed water collection box 14 through the condensed water pipe 18, the water level sensor 19 in the condensed water collection box 14 monitors the water level in the condensed water collection box 14 in real time, and when the condensed water reaches the specified liquid level, the condensed water is recycled by pumping the internal condensed water to the waste heat recovery water storage box 15 through the first water pump 21.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a condensing gas-fired hot water boiler, includes boiler body (1), its characterized in that: the boiler is characterized in that a combustor (2) is installed on the outer side of a boiler main body (1), a main combustion chamber (3) is arranged inside the boiler main body (1), a first spiral smoke exhaust channel (4) is installed above the main combustion chamber (3), a second spiral smoke exhaust channel (5) is installed below the main combustion chamber (3), a smoke collection chamber (6) is arranged on one side inside the boiler main body (1), one ends of the first spiral smoke exhaust channel (4) and the second spiral smoke exhaust channel (5) are embedded into the main combustion chamber (3), the other ends of the first spiral smoke exhaust channel (4) and the second spiral smoke exhaust channel (5) are embedded into the smoke collection chamber (6), a smoke exhaust hole (7) is arranged on one side of the boiler main body (1), an 8 is arranged above the boiler main body (1), a heating water inlet (9) is arranged on one side outside the steam chamber (8), the outside opposite side of steam chamber (8) is provided with heating water export (10), the top of heating water import (9) is provided with domestic water import (11), the top of heating water export (10) is provided with domestic water export (12), all install water pipe (13) between heating water import (9) and heating water export (10) and between domestic water import (11) and domestic water export (12), condensate water collecting box (14) are installed to one side of boiler main part (1), waste heat recovery water storage box (15) are installed to one side of condensate water collecting box (14).
2. A condensing gas-fired hot water boiler according to claim 1, wherein: a smoke inlet pipeline (16) is arranged between the smoke outlet (7) and the waste heat recovery water storage tank (15), and a smoke exhaust coil (17) is arranged inside the waste heat recovery water storage tank (15).
3. A condensing gas-fired hot water boiler according to claim 1, wherein: a condensate pipe (18) is arranged between the boiler main body (1) and the condensate water collecting box (14), a water level sensor (19) is arranged in the condensate water collecting box (14), and the type of the water level sensor (19) is set to be LV 30D.
4. A condensing gas-fired hot water boiler according to claim 1, wherein: the boiler is characterized in that heat preservation layers (20) are arranged outside the boiler main body (1), the condensate water collecting box (14) and the waste heat recovery water storage box (15), and the heat preservation layers (20) are connected with the boiler main body (1), the condensate water collecting box (14) and the waste heat recovery water storage box (15) in a glued mode.
5. A condensing gas-fired hot water boiler according to claim 1, wherein: the front end of the condensed water collecting box (14) is provided with a first water pump (21).
6. A condensing gas-fired hot water boiler according to claim 1, wherein: the front end of the waste heat recovery water storage tank (15) is provided with a second water pump (22), the two ends of the second water pump (22) are provided with water inlet pipes (23), one ends of the water inlet pipes (23) are embedded into the waste heat recovery water storage tank (15), and the other ends of the water inlet pipes (23) are embedded into the boiler main body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921706642.8U CN210921792U (en) | 2019-10-12 | 2019-10-12 | Condensing gas-fired hot water boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921706642.8U CN210921792U (en) | 2019-10-12 | 2019-10-12 | Condensing gas-fired hot water boiler |
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| Publication Number | Publication Date |
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| CN210921792U true CN210921792U (en) | 2020-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921706642.8U Active CN210921792U (en) | 2019-10-12 | 2019-10-12 | Condensing gas-fired hot water boiler |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112066748A (en) * | 2020-09-18 | 2020-12-11 | 广州融益科技有限公司 | Boiler steam waste heat recovery device |
| CN116045685A (en) * | 2023-04-06 | 2023-05-02 | 河北鸿科碳素有限公司 | Low-temperature waste heat recovery system of prebaked anode roasting furnace |
-
2019
- 2019-10-12 CN CN201921706642.8U patent/CN210921792U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112066748A (en) * | 2020-09-18 | 2020-12-11 | 广州融益科技有限公司 | Boiler steam waste heat recovery device |
| CN116045685A (en) * | 2023-04-06 | 2023-05-02 | 河北鸿科碳素有限公司 | Low-temperature waste heat recovery system of prebaked anode roasting furnace |
| CN116045685B (en) * | 2023-04-06 | 2023-06-23 | 河北鸿科碳素有限公司 | Low-temperature waste heat recovery system of prebaked anode roasting furnace |
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