CN215003137U - Air-cooled stainless steel heat exchanger - Google Patents
Air-cooled stainless steel heat exchanger Download PDFInfo
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- CN215003137U CN215003137U CN202121290186.0U CN202121290186U CN215003137U CN 215003137 U CN215003137 U CN 215003137U CN 202121290186 U CN202121290186 U CN 202121290186U CN 215003137 U CN215003137 U CN 215003137U
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Abstract
The utility model discloses an air-cooled stainless steel heat exchanger, which comprises a heat exchanger box body, wherein the heat exchanger box body is divided into an upper cavity and a lower cavity which are respectively a heat exchange cavity at the upper part and a combustion cavity at the lower part; the heat exchange cavity is connected through surrounding frames around to form a cavity, a plurality of heat absorption sheets and a plurality of heat absorption pipes are arranged in the heat exchange cavity, and the plurality of heat absorption pipes are communicated through two water collection boxes arranged on the side face of the cavity of the heat exchange cavity; a first air duct is arranged in front of and behind the combustion cavity and extends to the top of the heat exchange cavity; the left and right sides of the combustion cavity are provided with second air ducts, and the second air ducts extend into the combustion cavity. The utility model relates to a two independent wind channels, the temperature of baffle around can obviously reducing the heat exchanger from the top air-out of heat transfer chamber in front and back wind channel, the temperature of baffle around the ordinary heat exchanger normally can reach 250 ℃, through this design, can drop to 125 ℃ -150 ℃ with the temperature, the cooling effect is obvious. The heat exchange rate can be effectively improved.
Description
Technical Field
The utility model relates to an air-cooled stainless steel heat exchanger belongs to heat exchanger technical field.
Background
The air-cooled heat exchanger of the gas water heater in the existing market usually has only one general air duct, namely, the periphery of the heat exchanger is provided with a channel, and air from the air duct enters a combustion cavity after being sucked, and then enters a smoke exhaust pipeline together with high-temperature smoke through a heat exchange cavity. This often results in an excessive temperature of the outer surface of the heat exchanger, and also affects the heat exchange efficiency of the water heater due to the large amount of air mixed in the flue gas.
Disclosure of Invention
In order to solve the problem, the utility model provides an air-cooled stainless steel heat exchanger has designed two independent wind channels, has solved traditional heat exchanger and has only a wind channel, and the cooling effect is not good and influence efficiency's problem.
The technical scheme of the utility model as follows:
an air-cooled stainless steel heat exchanger comprises a heat exchanger box body, wherein the heat exchanger box body is divided into an upper cavity and a lower cavity which are respectively a heat exchange cavity at the upper part and a combustion cavity at the lower part;
the heat exchange cavity is connected through surrounding frames around to form a cavity, a plurality of heat absorption sheets and a plurality of heat absorption pipes are arranged in the heat exchange cavity, and the plurality of heat absorption pipes are communicated through two water collection boxes arranged on the side face of the cavity of the heat exchange cavity;
a first air duct is arranged in front of and behind the combustion cavity, the first air duct extends to the top of the heat exchange cavity, air in the first air duct is sucked from the bottom by a fan, and directly enters the smoke exhaust pipeline from the top of the heat exchange cavity; the left and right sides of the combustion cavity are provided with second air channels, the second air channels extend into the combustion cavity, air in the second air channels is sucked into the combustion cavity from the bottom by the fan, and then enters the smoke exhaust pipeline together with high-temperature smoke through the heat exchange cavity.
The first air duct comprises an upper air duct section and a lower air duct section, the upper air duct section is formed by an enclosing frame of the inner side heat exchange cavity and a first outer baffle plate on the outer side, and the lower air duct section is formed by a first heat insulation inner plate of the inner side combustion cavity and a second outer baffle plate on the outer side.
Preferably, the first outer baffle and the second outer baffle are spliced together in a split mode or are formed integrally.
Preferably, the first air duct is provided with a first air inlet in front of and behind the stainless steel heat exchanger, the first heat insulation inner plate is provided with a plurality of bosses, the tops of the bosses are connected with the second outer baffle plate, the first air duct is sealed from the bottom, and the first air inlet is formed in the second outer baffle plate.
The second air duct is formed by a second heat insulation inner plate of the inner side combustion chamber and a third outer baffle plate on the outer side.
Preferably, the third outer baffle is connected with the surrounding frame of the inner side heat exchange cavity and is formed in a split type assembling mode or an integrated mode.
Preferably, the second air duct of the stainless steel heat exchanger is provided with a second air inlet, the second heat insulation inner plate is provided with a plurality of bosses, the tops of the bosses are connected with the third outer baffle, the second air duct is sealed from the bottom, and the second air inlet is formed in the third outer baffle.
The utility model discloses the beneficial effect who reaches:
the utility model relates to a two independent wind channels, the top air-out of heat transfer chamber is followed to the wind channel of front and back, can obviously reduce the temperature of baffle around the heat exchanger, and the temperature of baffle around the ordinary heat exchanger normally can reach 250 ℃, through the design the utility model discloses an after the independent wind channel, can drop to 125 ℃ -150 ℃ with the temperature, the cooling effect is obvious, in addition because the independent wind channel of front and back reduces and inhales heat transfer cavity low temperature air, reduces the reduction to flue gas temperature, can improve the heat exchange rate effectively.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a front view of the present invention;
FIG. 3 is a side view of FIG. 2;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
fig. 5 is a sectional view B-B of fig. 2.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1-5, an air-cooled stainless steel heat exchanger comprises a heat exchanger box body, wherein the heat exchanger box body is divided into an upper cavity and a lower cavity, namely a heat exchange cavity 1 at the upper part and a combustion cavity 2 at the lower part;
the heat exchange cavity 1 is connected through surrounding frames 1-1 on the periphery to form a cavity, a plurality of heat absorption sheets 1-2 and a plurality of heat absorption pipes 1-3 are arranged in the heat exchange cavity 1, and the plurality of heat absorption pipes 1-3 are communicated through two water collection boxes 1-4 arranged on the side surface of the cavity of the heat exchange cavity 1;
a first air duct 3 is arranged in front of and behind the combustion cavity 2, the first air duct 3 extends to the top of the heat exchange cavity 1, air in the first air duct 3 is sucked by a fan from the bottom or the side wall, does not enter the combustion space of the combustion cavity 2, and directly enters a smoke exhaust pipeline from the top of the heat exchange cavity 1; the left and right sides of the combustion cavity 2 are provided with second air ducts 4, the second air ducts 4 extend into the combustion cavity 2, air in the second air ducts 4 is sucked by a fan from the bottom or the side wall and then enters the combustion cavity 4, and the air and high-temperature flue gas pass through the heat exchange cavity 1 and enter a smoke exhaust pipeline.
The first air duct 3 comprises an upper air duct section and a lower air duct section, the upper air duct section is formed by an enclosure frame 1-1 of the inner side heat exchange cavity and a first outer baffle plate 1-5 on the outer side, and the lower air duct section is formed by a first heat insulation inner plate 2-1 of the inner side combustion cavity 2 and a second outer baffle plate 2-2 on the outer side.
Preferably, the first outer baffle 1-5 and the second outer baffle 2-2 are split-type spliced together or integrally formed.
Preferably, the front first air duct 3 and the rear first air duct 3 of the stainless steel heat exchanger are respectively provided with an air inlet I3-1, the first heat insulation inner plate 2-1 is provided with a plurality of bosses, the tops of the bosses are connected with the second outer baffle 2-2, the first air duct 3 is sealed from the bottom, and the air inlet I3-1 is arranged on the second outer baffle 2-2.
The second air duct 4 is formed by a second heat-insulating inner plate 2-3 of the inner combustion chamber 2 and a third outer baffle plate 2-4 of the outer side.
Preferably, the third outer baffle 2-4 is connected with the surrounding frame 1-1 of the inner side heat exchange cavity 1, and is formed by split assembly or integral forming.
Preferably, the left second air duct 4 and the right second air duct 4 of the stainless steel heat exchanger are both provided with a second air inlet 4-1, the second heat insulation inner plate 2-3 is provided with a plurality of bosses, the tops of the bosses are connected with the third outer baffle 2-4, the second air duct 4 is sealed from the bottom, and the second air inlet 4-1 is arranged on the third outer baffle 2-4.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.
Claims (7)
1. An air-cooled stainless steel heat exchanger is characterized by comprising a heat exchanger box body, wherein the heat exchanger box body is divided into an upper cavity and a lower cavity which are respectively a heat exchange cavity at the upper part and a combustion cavity at the lower part;
the heat exchange cavity is connected through surrounding frames around to form a cavity, a plurality of heat absorption sheets and a plurality of heat absorption pipes are arranged in the heat exchange cavity, and the plurality of heat absorption pipes are communicated through two water collection boxes arranged on the side face of the cavity of the heat exchange cavity;
a first air duct is arranged in front of and behind the combustion cavity, the first air duct extends to the top of the heat exchange cavity, air in the first air duct is sucked from the bottom or the side wall by a fan, and directly enters the smoke exhaust pipeline from the top of the heat exchange cavity; the left and right sides of the combustion cavity are provided with second air channels, the second air channels extend into the combustion cavity, air in the second air channels is sucked by the fan from the bottom or the side wall and then enters the combustion cavity, and the air and high-temperature flue gas pass through the heat exchange cavity and enter the smoke exhaust pipeline.
2. The air-cooled stainless steel heat exchanger according to claim 1, wherein the first air duct comprises an upper air duct section and a lower air duct section, the upper air duct section is formed by the enclosure frame of the inner heat exchange cavity and the first outer baffle plate on the outer side, and the lower air duct section is formed by the first heat-insulating inner plate of the inner combustion cavity and the second outer baffle plate on the outer side.
3. An air-cooled stainless steel heat exchanger according to claim 2 wherein the first and second outer baffles are split and spliced together or integrally formed.
4. The air-cooled stainless steel heat exchanger according to claim 2, wherein the first air inlet is arranged in each of the front and rear first air ducts of the stainless steel heat exchanger, the first heat-insulating inner plate is provided with a plurality of bosses, the tops of the bosses are connected with the second outer baffle plate to seal the first air duct from the bottom, and the first air inlet is arranged on the second outer baffle plate.
5. An air-cooled stainless steel heat exchanger according to claim 1 wherein the second air duct is formed by the second inner heat insulating panel of the inner combustion chamber and the third outer baffle plate of the outer side.
6. The air-cooled stainless steel heat exchanger of claim 5, wherein the third outer baffle is connected with the surrounding frame of the inner heat exchange cavity and is formed by split assembly or integral molding.
7. An air-cooled stainless steel heat exchanger according to claim 5, characterized in that the second air duct of the stainless steel heat exchanger has a second air inlet, the second inner heat insulating plate has a plurality of bosses, the tops of the bosses are connected with the third outer baffle plate to close the second air duct from the bottom, so that the second air inlet is arranged on the third outer baffle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121290186.0U CN215003137U (en) | 2021-06-09 | 2021-06-09 | Air-cooled stainless steel heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121290186.0U CN215003137U (en) | 2021-06-09 | 2021-06-09 | Air-cooled stainless steel heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215003137U true CN215003137U (en) | 2021-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121290186.0U Active CN215003137U (en) | 2021-06-09 | 2021-06-09 | Air-cooled stainless steel heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215003137U (en) |
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2021
- 2021-06-09 CN CN202121290186.0U patent/CN215003137U/en active Active
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