CN219829123U - Forced air-supplying and exhausting type water heater air split-flow cooling device - Google Patents
Forced air-supplying and exhausting type water heater air split-flow cooling device Download PDFInfo
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- CN219829123U CN219829123U CN202321117865.7U CN202321117865U CN219829123U CN 219829123 U CN219829123 U CN 219829123U CN 202321117865 U CN202321117865 U CN 202321117865U CN 219829123 U CN219829123 U CN 219829123U
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- exhaust
- combustion chamber
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 78
- 238000001816 cooling Methods 0.000 title claims abstract description 48
- 238000002485 combustion reaction Methods 0.000 claims abstract description 31
- 238000005192 partition Methods 0.000 claims abstract description 17
- 229910045601 alloy Inorganic materials 0.000 claims description 6
- 239000000956 alloy Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 230000006698 induction Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Housings, Intake/Discharge, And Installation Of Fluid Heaters (AREA)
Abstract
The utility model discloses an air diversion cooling device of a forced air supply and exhaust type water heater, which is arranged above an exhaust collecting cylinder and is in a box-shaped structure, and comprises an air inlet channel for introducing air from the outside of a water heater main body, wherein a partition plate perpendicular to the air inlet direction is arranged in the air inlet channel, and the air diversion cooling device is divided into an upper space and a lower space by the partition plate; an air circulation port is reserved between one side of the partition plate and the inner wall of the air diversion cooling device; the air circulation port is provided with an intercooler; the intercooler cools the air flowing through the air circulation port; the side walls around the lower space are respectively provided with an open slot, the cooled air is guided out and guided to the lower part of the combustion chamber from the clearance between the periphery of the combustion chamber and the inner wall of the main body of the water heater, and then the forced exhaust fan blows the air into the combustion chamber from the lower part of the combustion chamber. The utility model ensures that low-temperature air uniformly circulates on the surface of the combustion chamber of the water heater, reduces the surface temperature of the combustion chamber, improves the service life of the whole machine, and fully protects the temperature resistance of internal components and the service life of the fan bearing.
Description
Technical Field
The utility model relates to the technical field of water heater manufacturing, in particular to an air diversion cooling device of a forced air supply and exhaust type water heater.
Background
Among the types of gas water heaters, there is a forced air supply and exhaust type water heater commonly known as a forced balance type water heater. The principle is that exhaust gas exhausted by the water heater is exhausted outdoors through the inner pipe by adopting the coaxial double-layer smoke exhaust pipe, and outdoor air is sucked by the fan of the water heater through the outer pipe, so that an outdoor balanced exchange mode of taking both smoke and air is formed, the backflow wind pressure caused by strong wind weather can be well avoided, indoor air is avoided, and the indoor oxygen content is reduced.
However, in practical application, when a longer air supply and exhaust pipe is required for reasons such as a house structure, the discharged waste also affects the sucked outdoor air, so that the temperature of the air entering the water heater is higher, and the service lives of electronic components and the like are shortened.
In the prior art, the common solution is to add a cooler at the air inlet of the water heater or directly guide the air at the air inlet into the fan through a special runner to avoid components.
However, the method often leads the air around the combustion chamber not to circulate uniformly, which leads the combustion chamber to overheat and affects the service life of the whole machine, and particularly, a dry heat exchange water heater and a water heater without a carcass heat exchanger are used, and the surface temperature of the combustion chamber exceeds 300 ℃ due to no coil pipe cooling and no heat radiation under a closed space.
Therefore, how to reduce the surface temperature of the combustion chamber, improve the service life of the whole machine, and fully protect the temperature resistance of internal components and the service life of the fan bearing becomes a technical problem to be solved by those skilled in the art.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, the present utility model provides an air diversion cooling device for forced air supply and exhaust type water heater, which can uniformly circulate low-temperature air on the surface of the combustion chamber in the water heater, reduce the surface temperature of the combustion chamber, improve the service life of the whole machine, and fully protect the temperature resistance of internal components and the service life of the fan bearing.
In order to achieve the above purpose, the utility model discloses an air diversion cooling device of a forced air supply and exhaust type water heater, which is arranged in a water heater main body of the forced air supply and exhaust type water heater and above an exhaust collecting cylinder;
the air diversion cooling device is in a box-shaped structure and comprises an air inlet channel for introducing air from the outside of the water heater main body, a partition board perpendicular to the air inlet direction is arranged in the air diversion cooling device, and the air diversion cooling device is divided into an upper space and a lower space by the partition board;
an air circulation port is reserved between one side of the partition plate and the inner wall of the air diversion cooling device;
the air circulation port is provided with an intercooler;
the intercooler cools the air flowing through the air circulation port;
open slots are arranged on the side walls of the periphery of the lower space, cooled air is led out and guided to the lower part of the combustion chamber from a gap between the periphery of the combustion chamber and the inner wall of the main body of the water heater, and then the forced exhaust fan is used for guiding the air out of the combustion chamber and the lower part Fang Chuiru of the combustion chamber.
Preferably, the intercooler is a water-cooled intercooler, the water inlet is connected with the heat exchanger water inlet connecting pipe of the water heater main body, and the water outlet is connected with the heat exchanger water outlet connecting pipe of the water heater main body.
Preferably, the water-cooled intercooler includes a plurality of cooling fins perpendicular to the partition plate; all the radiating fins are made of aluminum and alloys thereof or copper and alloys thereof.
Preferably, the air diversion cooling device is used for sealing and connecting the plates in a spot welding riveting mode to form a box-shaped structure.
Preferably, the intercooler is fixed to the air split cooling device by providing a plurality of bolts on a mounting plate.
Preferably, the air split cooling device has an opening structure at the lower part, is fixed with the exhaust collecting cylinder by a plurality of hooks, and takes the upper surface of the exhaust collecting cylinder as the bottom surface.
More preferably, the partition plate is provided with a through hole for passing through the exhaust pipeline at a position corresponding to the exhaust pipeline of the exhaust collecting cylinder;
the exhaust pipeline upwards penetrates into the air inlet channel through the through hole and is coaxially arranged with the air inlet channel
The through hole is in sealing connection with the outer wall of the exhaust pipeline.
The utility model has the beneficial effects that:
the application of the utility model can lead the low-temperature air to uniformly circulate on the surface of the combustion chamber in the water heater, reduce the surface temperature of the combustion chamber, improve the service life of the whole machine, and fully protect the temperature resistance of internal components and the service life of the fan bearing.
The conception, specific structure, and technical effects of the present utility model will be further described with reference to the accompanying drawings to fully understand the objects, features, and effects of the present utility model.
Drawings
Fig. 1 shows a schematic structural diagram of an embodiment of the present utility model.
Fig. 2 is a schematic diagram showing a structure of an air-splitting cooling device connected to an exhaust collecting cylinder according to an embodiment of the present utility model.
Fig. 3 shows a schematic view of the structure of the air-split cooling device with the intercooler removed according to an embodiment of the present utility model.
Fig. 4 shows a schematic diagram of the structure of an intercooler in an embodiment of the present utility model.
Fig. 5 is a schematic structural diagram of a heat sink according to an embodiment of the utility model.
Detailed Description
Examples
As shown in fig. 1 to 4, the air diversion cooling device of the forced air supply and exhaust type water heater is arranged in the water heater main body 1 of the forced air supply and exhaust type water heater and above the exhaust collecting cylinder 4;
the air diversion cooling device 7 is in a box-shaped structure and comprises an air inlet channel 6 for introducing air from the outside of the water heater main body 1, a partition plate 8 perpendicular to the air inlet direction is arranged in the air diversion cooling device 7, and the air diversion cooling device 7 is divided into an upper space and a lower space by the partition plate 8;
an air circulation port is reserved between one side of the partition plate 8 and the inner wall of the air diversion cooling device 7;
the air circulation port is provided with an intercooler 9;
the intercooler 9 cools the air flowing through the air circulation port;
open slots 10 are provided on the peripheral side walls of the lower space, and the cooled air is guided to the lower side of the combustion chamber 2 through the clearance between the periphery of the combustion chamber 2 and the inner wall of the water heater main body 1, and then blown into the combustion chamber 2 from the lower side of the combustion chamber 2 through the forced exhaust fan 3.
According to the utility model, an upper-lower layered air diversion cooling device 7 is additionally arranged on an exhaust collecting cylinder 4 of the existing gas water heater, an intercooler 9 is arranged between the upper space and the lower space of the air diversion cooling device 7, so that air in the upper space enters the lower space after being cooled by the intercooler 9, and the peripheral side walls of the lower space are provided with open slots 10, so that the cooled air is evenly and circumferentially diverted, and the peripheral temperature of the combustor 2 is evenly cooled through the direction, the size and the quantity of the open slots 10.
The utility model can effectively ensure the service life of components for realizing the forced balance of the room hot water through the structure, and effectively reduce the surface temperature of the combustion chamber 2;
moreover, because the pipe diameter of the water pipe of the intercooler 9 is controllable, the water pipe is equivalent to a bypass structure, the temperature regulation characteristics of the whole machine, such as water cut-off temperature rise and heat exchange condensate water limit, can be effectively improved, the heat exchanger is protected, and the service life of the whole machine is prolonged in multiple aspects.
In some embodiments, the intercooler 9 is a water-cooled intercooler, the water inlet is connected with the heat exchanger water inlet connecting pipe of the water heater main body 1, and the water outlet is connected with the heat exchanger water outlet connecting pipe of the water heater main body 1.
As shown in fig. 4 and 5, in some embodiments, the water-cooled intercooler includes a plurality of fins 11 perpendicular to the baffle plate 8; all fins 11 are made of aluminum and its alloys or copper and its alloys.
In some embodiments, the air split cooling device 7 is formed by sealing and joining the sheets by spot welding and riveting to form a box-like structure.
In certain embodiments, intercooler 9 is secured to air split cooling device 7 by providing a plurality of bolts on mounting plate 12.
In some embodiments, the lower part of the air diversion cooling apparatus 7 is of an opening structure, and is fixed with the exhaust collection cylinder 4 through a plurality of hooks 13, and the upper surface of the exhaust collection cylinder 4 is used as a bottom surface.
In the prior art, the exhaust collecting cylinder 4 is usually fixed to the water heater main body 1 through an exhaust cylinder fixing plate, so that the air split cooling device 7 is indirectly fixed to the water heater main body 1.
In some embodiments, the partition 8 is provided with a through hole 14 for passing through the exhaust duct 5 in a position corresponding to the exhaust duct 5 of the exhaust manifold 4;
the exhaust pipe 5 penetrates into the air inlet channel 6 upwards through the through hole 14 and is arranged coaxially with the air inlet channel 6
The through hole 14 is connected with the outer wall of the exhaust pipe 5 in a sealing way.
In practical applications, because the intake air of the forced balance type water heater is introduced through the gap between the exhaust duct 5 and the intake passage 6, and the high temperature exhaust gas discharged from the exhaust duct 5 is about 150 ℃, when the smoke discharge pipe is long, the intake air is also heated by the high temperature exhaust gas inside.
The intercooler 9 is required to cool down the intake air.
The intercooler 9 adopting the aluminum radiating fins has the heat exchange effect of only 2 ℃ with the copper radiating fins through experimental confirmation, and almost no difference exists when the heat exchange area is increased by adding the flanging window and the bulge structure on the heat absorbing fins, even the cooling amplitude can be improved, fusion welding is not needed in the processing aspect, only the expansion tube is needed to be fixed, and the problem of material characteristics caused by different materials of copper tubes and aluminum fins is not needed to be worried.
The schematic diagram of the forced balance type water heater shown in fig. 1 is a water heater with a combustion system without a carcass heat exchanger, the problem of the periphery of a combustion chamber is high, in order to solve the problem of high temperature of the periphery of the combustion chamber, cold air is adopted for uniform cooling, experiments prove that the periphery temperature of the combustion chamber is only about 200 ℃, the highest temperature of components can be controlled below 100 ℃, the temperature of a fan shaft lever is controlled below 85 ℃, and the forced balance type water heater is almost equivalent to a common forced exhaust water heater.
The advantage of the forced balance type water heater is obvious, indoor air is not used, indoor oxygen is reduced when the forced balance type water heater is not used, meanwhile, the forced balance type water heater is of a closed structure, the tightness is higher, no peculiar smell is generated, and the noise of the forced balance type water heater is lower than that of a common forced balance type water heater due to the fact that the forced balance type water heater is of the closed structure.
The foregoing describes in detail preferred embodiments of the present utility model. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the utility model by one of ordinary skill in the art without undue burden. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.
Claims (7)
1. Forced air supply and exhaust type water heater's air reposition of redundant personnel cooling device, its characterized in that: the device is arranged in a water heater main body (1) of the forced air supply and exhaust type water heater and above an exhaust collecting cylinder (4);
the air diversion cooling device (7) is of a box-shaped structure and comprises an air inlet channel (6) for introducing air from the outside of the water heater main body (1), a partition plate (8) perpendicular to the air inlet direction is arranged in the air diversion cooling device, and the air diversion cooling device (7) is divided into an upper space and a lower space through the partition plate (8);
an air circulation port is reserved between one side of the partition plate (8) and the inner wall of the air diversion cooling device (7);
the air circulation port is provided with an intercooler (9);
-said intercooler (9) cooling the air flowing through said air flow opening;
open slots (10) are formed in the peripheral side walls of the lower space, cooled air is led out, and is led to the lower portion of the combustion chamber (2) from a gap between the periphery of the combustion chamber (2) and the inner wall of the water heater main body (1), and then the forced exhaust fan (3) is used for leading out the air from the lower portion Fang Chuiru of the combustion chamber (2) to the lower portion of the combustion chamber (2).
2. The forced air supply and exhaust type water heater air diversion cooling device according to claim 1, wherein the intercooler (9) is a water-cooled intercooler, a water inlet is connected with a heat exchanger water inlet connecting pipe of the water heater main body (1), and a water outlet is connected with a heat exchanger water outlet connecting pipe of the water heater main body (1).
3. The forced air-feed exhaust type water heater air-split cooling device according to claim 1, wherein the water-cooled intercooler includes a plurality of cooling fins (11) perpendicular to the partition plate (8); all the radiating fins (11) are made of aluminum and alloy thereof or copper and alloy thereof.
4. The forced air supply and exhaust type water heater air diversion cooling device according to claim 1, wherein the air diversion cooling device (7) is used for sealing and connecting plates in a box-shaped structure through spot welding riveting mode.
5. The forced air induction type water heater air diversion cooling device according to claim 1, wherein the intercooler (9) is fixed to the air diversion cooling device (7) by providing a plurality of bolts on a mounting plate (12).
6. The forced air supply and exhaust type water heater air diversion cooling device according to claim 1, wherein the air diversion cooling device (7) has an opening structure at the lower part, is fixed with the exhaust collecting cylinder (4) through a plurality of hooks (13), and takes the upper surface of the exhaust collecting cylinder (4) as the bottom surface.
7. The forced air supply and exhaust type water heater air diversion cooling device according to claim 6, wherein the partition plate (8) is provided with a through hole (14) for passing through the exhaust pipe (5) at a position corresponding to the exhaust pipe (5) of the exhaust collecting cylinder (4);
the exhaust pipeline (5) upwards penetrates into the air inlet channel (6) through the through hole (14) and is coaxially arranged with the air inlet channel (6)
The through hole (14) is connected with the outer wall of the exhaust pipeline (5) in a sealing way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321117865.7U CN219829123U (en) | 2023-05-11 | 2023-05-11 | Forced air-supplying and exhausting type water heater air split-flow cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321117865.7U CN219829123U (en) | 2023-05-11 | 2023-05-11 | Forced air-supplying and exhausting type water heater air split-flow cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219829123U true CN219829123U (en) | 2023-10-13 |
Family
ID=88251796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321117865.7U Active CN219829123U (en) | 2023-05-11 | 2023-05-11 | Forced air-supplying and exhausting type water heater air split-flow cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219829123U (en) |
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2023
- 2023-05-11 CN CN202321117865.7U patent/CN219829123U/en active Active
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