CN211716865U - Novel efficient energy-saving gas boiler - Google Patents
Novel efficient energy-saving gas boiler Download PDFInfo
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- CN211716865U CN211716865U CN202020436004.5U CN202020436004U CN211716865U CN 211716865 U CN211716865 U CN 211716865U CN 202020436004 U CN202020436004 U CN 202020436004U CN 211716865 U CN211716865 U CN 211716865U
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Abstract
The utility model discloses a novel energy-efficient gas boiler, it includes the furnace body, the combustion chamber, first heat transfer pipeline, first heat transfer chamber, first heat inlet, first heat outlet, second heat outlet and draught fan, the lower extreme in the furnace body is located to the combustion chamber, the furnace body wall of combustion chamber upside is double-deck cavity structure, the furnace body upper end is equipped with out the cigarette cavity, the upper end of going out the cigarette cavity is equipped with the outlet flue, the outlet flue is connected with the draught fan, first heat transfer pipeline is located in the double-deck cavity structure of furnace body, and first heat inlet and the combustion chamber of first heat transfer pipeline are linked together, first heat outlet and the play cigarette cavity of first heat transfer pipeline are linked together, the combustion chamber upside is located to first heat transfer chamber, and first heat transfer chamber is located out cigarette cavity downside and is linked together with a cigarette cavity through second heat outlet. Through the arrangement of the first heat transfer pipeline and the first heat transfer chamber, the temperature of the smoke at the smoke outlet can be reduced, and therefore the effects of high efficiency and energy saving are achieved.
Description
Technical Field
The utility model belongs to the technical field of gas boiler is energy-conserving, especially, relate to a novel energy-efficient gas boiler.
Background
The gas boiler is the most economical compared with oil-fired boilers and electric boilers, so most people select the gas boiler as boiler equipment for steam, heating and bathing. At present, domestic gas boilers are mainly used for heating, and compared with traditional resources such as coal, petroleum and the like, natural gas has the advantages of high heat value, cleanness and environmental protection. Therefore, the comprehensive utilization efficiency of the energy of the gas boiler is improved, and the method has obvious economic benefit and environmental protection benefit.
The combustion chamber in the existing gas boiler is communicated with a flue gas outlet, the temperature of the flue gas outlet is between 130 ℃ and 160 ℃, the flue gas outlet is directly discharged into the air at present, the heat utilization efficiency is low, and the energy is wasted; if the temperature of the exhaust gas can be reduced, a larger energy utilization rate can be obtained, and the thermal efficiency of the boiler is improved.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a novel energy-efficient gas boiler, it can effectively solve the above-mentioned problem that prior art exists.
In order to achieve the above object, the present invention provides the following technical solutions: a novel high-efficiency energy-saving gas boiler comprises a boiler body, a combustion chamber, a first heat transfer pipeline, a first heat transfer chamber, a first heat inlet, a first heat outlet, a second heat outlet and an induced draft fan, wherein the combustion chamber is arranged at the inner lower end of the boiler body, the wall of the boiler body at the upper side of the combustion chamber is of a double-layer cavity structure, an air inlet communicated with the combustion chamber is formed in the boiler body, a water inlet and a water outlet are formed in the boiler body, a smoke outlet cavity is formed in the upper end of the boiler body, a smoke outlet is formed in the upper end of the smoke outlet cavity and connected with the induced draft fan, the first heat transfer pipeline is arranged in the double-layer cavity structure of the boiler body, the first heat inlet of the first heat transfer pipeline is communicated with the combustion chamber, the first heat outlet of the first heat transfer pipeline is communicated with the smoke outlet cavity, the first heat transfer chamber is arranged at the upper side of the combustion chamber, the first heat transfer chamber is arranged at the lower side of the smoke outlet, and a plurality of second heat transfer pipelines communicated with the furnace body double-layer cavity structure are arranged in the first heat transfer chamber.
Furthermore, the first heat transfer pipeline is formed by communicating a plurality of U-shaped pipelines end to end.
Furthermore, the first heat transfer pipeline is provided with 3-6 groups, and the first heat transfer pipeline is arranged in the cavity structure around the inner wall of the furnace body at equal angles.
Further, the first heat transfer pipeline is provided with 4 groups.
Further, a lining pipe is arranged in the first heat transfer pipeline.
Furthermore, the second heat transfer pipelines are arranged in parallel in the same plane, and the second heat transfer pipelines are arranged in a vertically and horizontally staggered manner.
Furthermore, the second heat outlet and the first heat outlet are both circular holes, and the aperture of the second heat outlet is the same as that of the first heat outlet.
Furthermore, the furnace body is of a cylindrical structure.
Furthermore, strip fins which are longitudinally arranged are arranged on the first heat transfer pipeline and the second heat transfer pipeline.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) water is filled into the double-layer cavity structure through the water inlet, then the combustion chamber and the draught fan are started, smoke and heat generated by the combustion chamber enter the first heat transfer pipeline through the first heat inlet, the heat and the smoke in the first heat transfer pipeline exchange heat with the water in the double-layer cavity structure, then enter the smoke outlet cavity through the first heat outlet, and are discharged under the action of the draught fan; meanwhile, smoke and heat generated by the combustion chamber upwards enter the first heat transfer chamber, exchange heat with water in the second heat transfer pipeline in the first heat transfer chamber, then enter the smoke outlet cavity through the second heat outlet, and finally are discharged under the action of the draught fan. In the technical scheme, one part of heat generated by the combustion chamber passes through the first heat transfer pipeline, and the other part of heat passes through the second heat transfer pipeline in the first heat transfer chamber, so that the heat in the flue gas is gradually subjected to heat exchange with water when being discharged upwards, and the temperature of the flue gas is reduced to the minimum when the heat is discharged to the flue gas outlet cavity, so that the heat generated by combustion of the fuel gas is absorbed to the maximum extent, and the effect of energy conservation is achieved.
(2) The first heat transfer pipeline adopts a plurality of U-shaped pipelines which are communicated end to end, the length of the first heat transfer pipeline can be increased, so that after heat in the flue gas enters from the first heat inlet, the heat in the first heat transfer pipeline and water in the double-layer cavity structure of the furnace body are subjected to sufficient heat exchange, and when the heat in the flue gas is discharged from the first heat outlet, the heat in the flue gas reaches the lowest degree, thereby achieving the effect of energy conservation.
(3) The first heat transfer pipeline and the second heat transfer pipeline are both metal pipelines, the first heat transfer pipeline is directly soaked in water in the double-layer cavity structure, the first heat transfer pipeline is always kept at the same temperature as the water, when hot smoke travels in the first heat transfer pipeline, the hot smoke can be rapidly condensed when encountering the metal pipe wall, so that a large amount of water vapor is produced, therefore, the anti-condensation inner lining pipe can be roasted by hot smoke through being arranged in the first heat transfer pipeline, the anti-condensation inner lining pipe reheats the first heat transfer pipeline, and the first heat transfer pipeline transfers heat to the water in the double-layer cavity structure.
(4) Because the first heat transfer chamber is directly communicated with the combustion chamber, most of the heat and the flue gas generated by the combustion chamber flow into the first heat transfer chamber. The second heat outlet and the first heat outlet are provided with heat outlets with the same size, so that the exhaust speed of the flue gas from the first heat transfer pipeline and the first heat transfer chamber is the same, the residence time of the flue gas in the first heat transfer chamber is prolonged, and the water in the second heat transfer pipeline and the flue gas in the first heat transfer chamber can fully exchange heat.
Drawings
FIG. 1 is a schematic structural view of a novel high-efficiency energy-saving gas boiler according to the present invention;
FIG. 2 is a schematic top view of the smoke outlet cavity;
FIG. 3 is a schematic structural view of a first heat transfer conduit;
description of reference numerals:
the furnace body 1, the combustion chamber 2, first heat transfer pipeline 3, first heat transfer chamber 4, first heat inlet 5, first heat outlet 6, second heat outlet 7, draught fan 8, air intake 9, water inlet 10, delivery port 11, cigarette cavity 12, outlet flue 13, second heat transfer pipeline 14.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
As shown in fig. 1-3, a novel high-efficiency energy-saving gas boiler comprises a boiler body 1, a combustion chamber 2, a first heat transfer pipeline 3, a first heat transfer chamber 4, a first heat inlet 5, a first heat outlet 6, a second heat outlet 7 and an induced draft fan 8, wherein the combustion chamber 2 is arranged at the lower end in the boiler body 1, the wall of the boiler body at the upper side of the combustion chamber 2 is of a double-layer cavity structure, an air inlet 9 communicated with the combustion chamber 2 is arranged on the boiler body 1, a water inlet 10 and a water outlet 11 are arranged on the boiler body 1, a smoke outlet cavity 12 is arranged at the upper end of the boiler body 1, a smoke outlet 13 is arranged at the upper end of the smoke outlet cavity 12, the smoke outlet 13 is connected with the induced draft fan 8, the first heat transfer pipeline 3 is arranged in the double-layer cavity structure of the boiler body 1, the first heat inlet 5 of the first heat transfer pipeline 3 is communicated with the combustion chamber 2, the first heat outlet 6 of the first heat transfer pipeline 3 is communicated, the first heat transfer chamber 4 is arranged on the upper side of the combustion chamber 2, the first heat transfer chamber 4 is arranged on the lower side of the smoke outlet cavity 12 and communicated with the smoke outlet cavity 12 through a second heat outlet 7, and a plurality of second heat transfer pipelines 14 communicated with the double-layer cavity structure of the furnace body 1 are arranged in the first heat transfer chamber 4.
According to the technical scheme, water is filled into the double-layer cavity structure and the second heat transfer pipeline through the water inlet, then the combustion chamber and the draught fan are started, smoke and heat generated by the combustion chamber enter the first heat transfer pipeline through the first heat inlet, the heat and the smoke in the first heat transfer pipeline exchange heat with the water in the double-layer cavity structure, then enter the smoke outlet cavity through the first heat outlet, and are discharged under the action of the draught fan; meanwhile, smoke and heat generated by the combustion chamber upwards enter the first heat transfer chamber, exchange heat with water in the second heat transfer pipeline in the first heat transfer chamber, then enter the smoke outlet cavity through the second heat outlet, and finally are discharged under the action of the draught fan. In the technical scheme, one part of heat generated by the combustion chamber passes through the first heat transfer pipeline, and the other part of heat passes through the second heat transfer pipeline in the first heat transfer chamber, so that the heat in the flue gas is gradually subjected to heat exchange with water when being discharged upwards, and the temperature of the flue gas is reduced to the minimum when the heat is discharged to the flue gas outlet cavity, so that the heat generated by combustion of the fuel gas is absorbed to the maximum extent, and the effect of energy conservation is achieved.
Preferably, the first heat transfer pipeline 3 is formed by communicating a plurality of U-shaped pipelines end to end.
In the technical scheme, the first heat transfer pipeline adopts a plurality of U-shaped pipelines which are communicated end to end, so that the length of the first heat transfer pipeline can be increased, the heat in the first heat transfer pipeline is fully exchanged with the water in the double-layer cavity structure of the furnace body after the heat in the flue gas enters from the first heat inlet, and the heat in the flue gas is discharged from the first heat outlet, so that the heat in the flue gas is the lowest, and the energy-saving effect is achieved.
Preferably, the first heat transfer pipelines 3 are provided with 3-6 groups, and the first heat transfer pipelines 3 are arranged in the cavity structure around the inner wall of the furnace body 1 at equal angles. The arrangement is favorable for the heat generated by the combustion chamber to exchange heat with water fully, so that when the heat in the flue gas is discharged from the first heat outlet, the heat in the flue gas reaches the lowest level, and the energy-saving effect is achieved.
Preferably, the first heat transfer pipe 3 is provided with 4 groups.
Preferably, in the above technical solution, the first heat transfer pipe 3 is provided with an inner condensation-preventing lining pipe, and the inner condensation-preventing lining pipe is a nonmetal lining pipe.
In the technical scheme, the first heat transfer pipeline and the second heat transfer pipeline are both metal pipelines, the first heat transfer pipeline is directly soaked in water in the double-layer cavity structure, the first heat transfer pipeline is always kept at the same temperature with the water, and when hot smoke travels in the first heat transfer pipeline, the hot smoke can be rapidly condensed when encountering the metal pipe wall, so that a large amount of water vapor is produced.
Preferably, in the above technical solution, the second heat transfer pipes 14 are arranged in parallel in the same plane, and the second heat transfer pipes 14 are arranged in a vertically and horizontally staggered manner. The second heat transfer pipe is arranged vertically and horizontally in a staggered mode, so that heat exchange between water in the second heat transfer pipe and heat in the flue gas can be conducted to the maximum extent.
Preferably, the second heat outlet 7 and the first heat outlet 6 are both circular holes, and the diameter of the second heat outlet 7 is the same as that of the first heat outlet 6.
In the technical scheme, the first heat transfer chamber is directly communicated with the combustion chamber, so most of heat and smoke generated by the combustion chamber flow into the first heat transfer chamber. The second heat outlet and the first heat outlet are provided with heat outlets with the same size, so that the exhaust speed of the flue gas from the first heat transfer pipeline and the first heat transfer chamber is the same, the residence time of the flue gas in the first heat transfer chamber is prolonged, and the water in the second heat transfer pipeline and the flue gas in the first heat transfer chamber can fully exchange heat.
Preferably, the furnace body 1 has a cylindrical structure.
Preferably, the first heat transfer pipeline 3 and the second heat transfer pipeline 14 are both provided with strip fins arranged longitudinally, so that the heat exchange area can be increased, and the heat exchange efficiency can be improved.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a novel energy-efficient gas boiler which characterized in that: the furnace comprises a furnace body (1), a combustion chamber (2), a first heat transfer pipeline (3), a first heat transfer chamber (4), a first heat inlet (5), a first heat outlet (6), a second heat outlet (7) and an induced draft fan (8), wherein the combustion chamber (2) is arranged at the inner lower end of the furnace body (1), the furnace body wall at the upper side of the combustion chamber (2) is of a double-layer cavity structure, an air inlet (9) communicated with the combustion chamber (2) is formed in the furnace body (1), a water inlet (10) and a water outlet (11) are formed in the furnace body (1), a smoke outlet cavity (12) is formed in the upper end of the furnace body (1), a smoke outlet (13) is formed in the upper end of the smoke outlet cavity (12), the smoke outlet (13) is connected with the induced draft fan (8), the first heat transfer pipeline (3) is arranged in the double-layer cavity structure of the furnace body (1), and the first heat inlet (5) of the first heat transfer pipeline (3) is communicated with the combustion chamber (2, the first heat outlet (6) of the first heat transfer pipeline (3) is communicated with the smoke outlet cavity (12), the first heat transfer chamber (4) is arranged on the upper side of the combustion chamber (2), the first heat transfer chamber (4) is arranged on the lower side of the smoke outlet cavity (12) and communicated with the smoke outlet cavity (12) through the second heat outlet (7), and a plurality of second heat transfer pipelines (14) communicated with the double-layer cavity structure of the furnace body (1) are arranged in the first heat transfer chamber (4).
2. The novel high-efficiency energy-saving gas boiler as claimed in claim 1, characterized in that: the first heat transfer pipeline (3) is formed by communicating a plurality of U-shaped pipelines end to end.
3. The novel high-efficiency energy-saving gas boiler as claimed in claim 2, characterized in that: the first heat transfer pipeline (3) is provided with 3-6 groups, and the first heat transfer pipeline (3) is arranged in the cavity structure around the inner wall of the furnace body (1) at equal angles.
4. A novel high efficiency energy saving gas boiler according to claim 3, characterized in that: the first heat transfer pipeline (3) is provided with 4 groups.
5. The novel high-efficiency energy-saving gas boiler as claimed in claim 1, characterized in that: an inner lining pipe is arranged in the first heat transfer pipeline (3).
6. The novel high-efficiency energy-saving gas boiler as claimed in claim 1, characterized in that: the second heat transfer pipelines (14) are arranged in parallel in the same plane, and the second heat transfer pipelines (14) are arranged in a vertically and horizontally staggered manner.
7. The novel high-efficiency energy-saving gas boiler as claimed in claim 1, characterized in that: the second heat outlet (7) and the first heat outlet (6) are circular holes, and the aperture of the second heat outlet (7) is the same as that of the first heat outlet (6).
8. The novel high-efficiency energy-saving gas boiler as claimed in claim 1, characterized in that: the furnace body (1) is of a cylindrical structure.
9. The novel high-efficiency energy-saving gas boiler as claimed in claim 1, characterized in that: strip fins which are longitudinally arranged are arranged on the first heat transfer pipeline (3) and the second heat transfer pipeline (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020436004.5U CN211716865U (en) | 2020-03-30 | 2020-03-30 | Novel efficient energy-saving gas boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020436004.5U CN211716865U (en) | 2020-03-30 | 2020-03-30 | Novel efficient energy-saving gas boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211716865U true CN211716865U (en) | 2020-10-20 |
Family
ID=72835123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020436004.5U Expired - Fee Related CN211716865U (en) | 2020-03-30 | 2020-03-30 | Novel efficient energy-saving gas boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211716865U (en) |
-
2020
- 2020-03-30 CN CN202020436004.5U patent/CN211716865U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201020 Termination date: 20210330 |
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| CF01 | Termination of patent right due to non-payment of annual fee |