CN219995311U - Cast aluminum boiler with sufficient heat exchange - Google Patents
Cast aluminum boiler with sufficient heat exchange Download PDFInfo
- Publication number
- CN219995311U CN219995311U CN202321463667.6U CN202321463667U CN219995311U CN 219995311 U CN219995311 U CN 219995311U CN 202321463667 U CN202321463667 U CN 202321463667U CN 219995311 U CN219995311 U CN 219995311U
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- CN
- China
- Prior art keywords
- furnace body
- boiler
- passageway
- flue gas
- cast aluminum
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 35
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 61
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000003546 flue gas Substances 0.000 claims abstract description 32
- 238000002485 combustion reaction Methods 0.000 claims abstract description 18
- 238000012546 transfer Methods 0.000 claims abstract description 9
- 239000007789 gas Substances 0.000 claims description 21
- 239000000779 smoke Substances 0.000 claims description 18
- 238000007599 discharging Methods 0.000 claims description 7
- 239000003517 fume Substances 0.000 claims 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 14
- 230000007797 corrosion Effects 0.000 abstract description 9
- 238000005260 corrosion Methods 0.000 abstract description 9
- 239000003345 natural gas Substances 0.000 abstract description 7
- 238000007254 oxidation reaction Methods 0.000 abstract description 5
- 230000003647 oxidation Effects 0.000 abstract description 4
- 239000002253 acid Substances 0.000 abstract description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 3
- 238000009833 condensation Methods 0.000 abstract description 3
- 230000005494 condensation Effects 0.000 abstract description 3
- 239000001301 oxygen Substances 0.000 abstract description 3
- 229910052760 oxygen Inorganic materials 0.000 abstract description 3
- 239000000446 fuel Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000004200 deflagration Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 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
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Abstract
The utility model relates to the technical field of boilers, in particular to a cast aluminum boiler with sufficient heat exchange, which comprises a furnace body, wherein a combustion chamber is arranged above the inside of the furnace body, a heat exchange medium channel is arranged above the inside of the furnace body, a snake-shaped channel is arranged in the middle of the inside of the furnace body, the snake-shaped channel is communicated with the heat exchange medium channel, the bottom end of the snake-shaped channel is connected with a water return channel, and the top of the heat exchange medium channel is connected with a water outlet channel. In this heat transfer abundant cast aluminum boiler, the aluminum product surface can form the oxidation layer of one deck compactness, can effectively prevent acid corrosion and oxygen corrosion, and flue gas top-down, rivers are from bottom to top, guarantee abundant heat transfer to effectively increase the unit thermal load of heat exchanger, heat exchange efficiency is high. The air and the natural gas are fully mixed in proportion before entering the combustion chamber, so that the natural gas is fully combusted, the air demand is reduced, the air is not excessive, the dew point of the flue gas is improved, and the flue gas enters the condensation stage as soon as possible, so that the combustion efficiency is further improved.
Description
Technical Field
The utility model relates to the technical field of boilers, in particular to a cast aluminum boiler with sufficient heat exchange.
Background
The cast aluminum boiler is advanced, efficient and environment-friendly natural gas heat energy equipment; the aluminum casting is used as a main material of the aluminum casting boiler, and the furnace body is light; the boiler adopts cast aluminum material, and aluminum oxide can be formed after aluminum oxidation, so that the stability is better, and even if the boiler is contacted with the external environment for a long time, the damage of the boiler can be reduced as long as the boiler is maintained well.
The patent with publication number CN211084044U discloses a novel steam-water dual-purpose cast aluminum boiler, which relates to the field of cast aluminum boiler manufacturing. The boiler comprises a steam-water separator, a pressure gauge, a safety valve, a water level gauge, a boiler body combined lacing wire, a boiler body boiler sheet, a burner and a boiler base, wherein the pressure gauge, the safety valve and a water outlet are arranged on the upper portion of the steam-water separator, a plurality of water inlets are formed in the lower portion of the steam-water separator, the burner is arranged below the water inlets, and the burner is communicated with the steam-water separator through the water inlets. The utility model has the beneficial effects that: the novel energy-saving environment-friendly energy-saving hot water boiler has the advantages of reasonable structure, convenience in use, capability of improving the safe operation of the cast aluminum boiler, capability of reducing human accidents, safety and reliability in operation, high thermal efficiency, capability of reducing environmental pollution, capability of resisting oxidization, resisting corrosion and prolonging service life of the steel boiler, capability of providing a steam device, capability of expanding the application range of a user, capability of increasing flexible use performance and capability of saving fuel, capability of conveniently observing and operating the steel boiler, novel structure of the cast aluminum boiler and meeting the necessary safety conditions of the boiler during working condition operation.
Although the technical scheme improves the safe operation of the cast aluminum boiler, reduces human accidents, has safe and reliable operation, high heat efficiency and environment pollution, is more oxidation-resistant, corrosion-resistant and longer in service life than a steel boiler, the cast aluminum boiler has a single structure, and is insufficient in contact between smoke and medium during use, so that the heat exchange effect is insufficient, heat waste is easily caused, and the air-fuel ratio of the burner is improper during use, so that deflagration is easily caused, and a certain danger is generated.
Disclosure of Invention
The utility model aims to provide a cast aluminum boiler with sufficient heat exchange, which aims to solve the problems that the cast aluminum boiler has a single structure, is insufficient in contact between smoke and a medium during use, causes insufficient heat exchange effect, is easy to cause heat waste, and is easy to deflagrate due to improper air-fuel ratio during use of a burner, so that a certain danger is generated.
In order to achieve the above purpose, the utility model provides the cast aluminum boiler with sufficient heat exchange, which comprises a furnace body, wherein a combustion chamber is arranged above the inside of the furnace body, a heat exchange medium channel is arranged above the inside of the furnace body, a snake-shaped channel is arranged in the middle of the inside of the furnace body and is communicated with the heat exchange medium channel, the bottom end of the snake-shaped channel is connected with a backwater channel, the top of the heat exchange medium channel is connected with a water outlet channel, a burner is arranged outside one end of the combustion chamber, a gas inlet of the burner is connected with a gas connecting pipe, and the end head of the burner is provided with an ignition electrode.
Preferably, an access hole is formed in the outer wall of the furnace body.
Preferably, a flue gas channel is arranged at the bottom of the furnace body and is connected with the combustion chamber through a flue gas pipeline, a smoke discharging interface is arranged at the left end of the flue gas channel, a smoke discharging temperature sensor and a condensate water outlet are arranged on the flue gas channel, and a sewage discharging channel is connected with the right end of the flue gas channel.
Preferably, the outer end of the water outlet channel is provided with a water outlet interface, and the water outlet channel is provided with a water flow control sensor, an automatic exhaust valve and a water outlet temperature sensor.
Preferably, a water return interface is arranged at the outer end of the water return channel, and a water return temperature sensor is arranged on the water return channel.
Preferably, a fan is installed at the air inlet of the combustor, an air connecting pipe is connected to the air inlet of the fan, and an air filter is installed at the outer end of the air connecting pipe.
Preferably, a gas filter is mounted on the gas connection pipe.
Compared with the prior art, the utility model has the beneficial effects that:
1. in this heat transfer abundant cast aluminum boiler, the aluminum product surface can form the oxidation layer of one deck compactness, can effectively prevent acid corrosion and oxygen corrosion, and flue gas top-down, rivers are from bottom to top, guarantee abundant heat transfer, optimize the heat transfer effect to effectively increase the unit heat load of heat exchanger, heat exchange efficiency is high.
2. In the cast aluminum boiler with sufficient heat exchange, the air and the natural gas are fully mixed in proportion before entering the combustion chamber, so that the natural gas is fully combusted, the air demand is reduced, the air is not excessive, the dew point of the flue gas is improved, and the flue gas enters the condensation stage as soon as possible, thereby further improving the combustion efficiency.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of the furnace body according to the present utility model.
The meaning of each reference sign in the figure is:
1. a furnace body; 11. an access opening; 2. a combustion chamber; 3. a heat exchange medium channel; 4. a serpentine channel; 5. a water outlet channel; 51. a water outlet interface; 52. a water flow control sensor; 53. an automatic exhaust valve; 54. a water outlet temperature sensor; 6. a flue gas channel; 61. a smoke discharging interface; 62. a smoke discharge temperature sensor; 63. a condensed water drain port; 64. a trapway; 65. a flue gas duct; 7. a water return channel; 71. a backwater interface; 72. a backwater temperature sensor; 8. an air connection pipe; 81. a blower; 82. an air filter; 9. a burner; 91. a gas connection pipe; 92. an ignition electrode; 93. a gas filter.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a cast aluminum boiler with sufficient heat exchange, which comprises a furnace body 1, wherein a combustion chamber 2 is arranged above the inside of the furnace body 1 and is used for burning to generate flue gas, a heat exchange medium channel 3 is arranged above the inside of the furnace body 1 and is used for carrying out heat exchange between the flue gas and an external medium, a serpentine channel 4 is arranged in the middle of the inside of the furnace body 1, the medium passes through the serpentine channel 4 from bottom to top and is fully used for carrying out heat exchange with the flue gas, the serpentine channel 4 is communicated with the heat exchange medium channel 3, the bottom end of the serpentine channel 4 is connected with a backwater channel 7 and is used for medium entering, the top of the heat exchange medium channel 3 is connected with a water outlet channel 5 and is used for medium discharging after heat exchange, a burner 9 is arranged outside one end of the combustion chamber 2 and is used for burning, a gas inlet of the burner 9 is connected with a gas connecting pipe 91 and an ignition electrode 92 is arranged at the end of the burner 9 and is used for ignition.
In this embodiment, the outer wall of the furnace body 1 is provided with an access hole 11, so that the overhaul operation is facilitated.
Specifically, the bottom of furnace body 1 is provided with flue gas passageway 6, and flue gas passageway 6 passes through flue gas pipeline 65 to be connected with combustion chamber 2, and the flue gas in flue gas pipeline 65 carries out the heat exchange with the medium contact in the furnace body 1, and flue gas passageway 6's left side end is provided with smoke outlet 61, is provided with smoke exhaust temperature sensor 62, comdenstion water outlet 63 on the flue gas passageway 6, and flue gas passageway 6's right side end is connected with trapway 64.
Further, the outer end of the water outlet channel 5 is provided with a water outlet interface 51, and the water outlet channel 5 is provided with a water flow control sensor 52, an automatic exhaust valve 53 and a water outlet temperature sensor 54 for monitoring the temperature and water flow data of the water storage.
Further, the outer end of return water channel 7 is provided with return water interface 71, is provided with return water temperature sensor 72 on the return water channel 7 for the temperature monitoring of return water.
Further, a fan 81 is installed at the air inlet of the burner 9 for pumping outside air into the burner 9, an air inlet of the fan 81 is connected with an air connection pipe 8, and an air filter 82 is installed at the outer end of the air connection pipe 8 for filtering outside air and then introducing the filtered outside air.
Further, a gas filter 93 is installed on the gas connection pipe 91 for filtering and then introducing the gas.
It is worth noting that the natural gas and the air are fully mixed in proportion before entering the combustion chamber 2, so that the natural gas is fully combusted, meanwhile, the air demand is reduced, the air is not excessively left, the leakage point of the flue gas is improved, the flue gas enters the condensation stage as soon as possible, the combustion efficiency is further improved, the heat exchange area of the boiler is large, the heat efficiency is high, the exhaust gas temperature can be as low as 40 ℃, and the heat loss is reduced. The optimal air-fuel ratio is ensured, the boiler output is automatically regulated to meet the dynamic heat load, the boiler heat output curve is made to be as close to the dynamic heat demand curve as possible, no invalid output exists, and the combustion proportion regulating range is 0% -100%. Simultaneously, the heat is quickly generated for 1 second, and hot water is synchronously generated; aluminum has a thermal conductivity of 8 times that of stainless steel (aluminum alloy: 130W/m. Degree. C., stainless steel: 16.2W/m. Degree. C.), thus giving a large margin in the design of the combustion chamber and waterway. Corrosion resistance: aluminum is an active metal, and under natural conditions, a compact oxide layer can be formed on the surface of the aluminum material, so that acid corrosion and oxygen corrosion can be effectively prevented; the boiler has small volume, saves space, can be installed in narrow equipment such as basements, reduces investment cost of boiler houses and improves field utilization rate. And more land investment and boiler room construction cost are saved.
When the cast aluminum boiler with sufficient heat exchange is used, the device is assembled firstly, then a medium to be heated such as water is introduced from the water return channel 7, the water enters the heat exchange medium channel 3 at the upper part through the serpentine channel 4, heat exchange is carried out between the water and smoke when the water flows, and the water is discharged from the water outlet channel 5 to the outside for a user after being heated;
the gas is introduced through the gas connecting pipe 91, the air is introduced through the air connecting pipe 8, the gas is mixed after entering the burner 9, the ignition electrode 92 is ignited, the gas is further combusted in the combustion chamber 2 to generate smoke, the smoke enters the smoke channel 6 from top to bottom through the smoke pipeline 65, heat exchange is performed between the smoke and water when the smoke flows, heat is further discharged, and finally the smoke is discharged outside through the smoke discharging interface 61.
Finally, it should be noted that, in the embodiment, the burner 9, the air filter 82, the gas filter 93 and the like, the electronic components in the above components are all universal standard components or components known to those skilled in the art, the structure and principle thereof are all known by those skilled in the art through technical manuals or known through routine experiment methods, all the electrical components in the above-mentioned devices are connected through wires at the idle position of the device, and the specific connection means should refer to the sequence of operation between the electrical components in the above-mentioned working principle to complete the electrical connection, which is known in the art.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a heat transfer abundant cast aluminum boiler, includes furnace body (1), its characterized in that: the utility model discloses a boiler body, including furnace body (1), combustor (9) are installed in the inside top of furnace body (1), the inside top of furnace body (1) is provided with heat transfer medium passageway (3), be provided with snakelike passageway (4) in the middle of the inside of furnace body (1), snakelike passageway (4) are linked together with heat transfer medium passageway (3), the bottom of snakelike passageway (4) is connected with return water passageway (7), the top of heat transfer medium passageway (3) is connected with out water passageway (5), combustor (9) are installed in the one end outside of combustor (2), the gas inlet connection of combustor (9) has gas to take over (91), ignition electrode (92) are installed to the end of combustor (9).
2. The well heat exchanged cast aluminum boiler of claim 1, wherein: an overhaul port (11) is formed in the outer wall of the furnace body (1).
3. The well heat exchanged cast aluminum boiler of claim 1, wherein: the bottom of furnace body (1) is provided with flue gas passageway (6), flue gas passageway (6) are connected with combustion chamber (2) through flue gas pipeline (65), the left side end of flue gas passageway (6) is provided with smoke discharging interface (61), be provided with on flue gas passageway (6) and discharge fume temperature sensor (62), comdenstion water outlet (63), the right side end of flue gas passageway (6) is connected with trapway (64).
4. The well heat exchanged cast aluminum boiler of claim 1, wherein: the outer end of the water outlet channel (5) is provided with a water outlet interface (51), and the water outlet channel (5) is provided with a water flow control sensor (52), an automatic exhaust valve (53) and a water outlet temperature sensor (54).
5. The well heat exchanged cast aluminum boiler of claim 1, wherein: the outer end of return water channel (7) is provided with return water interface (71), be provided with return water temperature sensor (72) on return water channel (7).
6. The well heat exchanged cast aluminum boiler of claim 1, wherein: the air inlet of combustor (9) is installed fan (81), the air inlet of fan (81) is connected with air takeover (8), air filter (82) is installed to the outer end of air takeover (8).
7. The well heat exchanged cast aluminum boiler of claim 1, wherein: a gas filter (93) is arranged on the gas connecting pipe (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321463667.6U CN219995311U (en) | 2023-06-09 | 2023-06-09 | Cast aluminum boiler with sufficient heat exchange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321463667.6U CN219995311U (en) | 2023-06-09 | 2023-06-09 | Cast aluminum boiler with sufficient heat exchange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219995311U true CN219995311U (en) | 2023-11-10 |
Family
ID=88612511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321463667.6U Active CN219995311U (en) | 2023-06-09 | 2023-06-09 | Cast aluminum boiler with sufficient heat exchange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219995311U (en) |
-
2023
- 2023-06-09 CN CN202321463667.6U patent/CN219995311U/en active Active
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| GR01 | Patent grant |