CN213119024U - Gas steam generating device - Google Patents
Gas steam generating device Download PDFInfo
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- CN213119024U CN213119024U CN202021507381.XU CN202021507381U CN213119024U CN 213119024 U CN213119024 U CN 213119024U CN 202021507381 U CN202021507381 U CN 202021507381U CN 213119024 U CN213119024 U CN 213119024U
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Abstract
The utility model discloses a gas steam generator, include: a burner connected to the gas pipeline; a combustion heating zone disposed on the burner; a waste heat recovery zone disposed above the combustion heating zone; the smoke exhaust fan is arranged on the waste heat recovery area; a preheating pipeline and a water inlet pipe are arranged in the waste heat recovery area; the combustion heating area is provided with a combustion heating pipeline and a steam discharge pipe; the water inlet pipe is communicated with the preheating pipeline, the preheating pipeline is communicated with the combustion heating pipeline, and the combustion heating pipeline is communicated with the steam discharge pipe. The preheating pipeline is heated by the waste heat after combustion heating, so that the heat energy efficiency is improved, and the energy consumption is effectively reduced.
Description
Technical Field
The utility model relates to a steam generation equipment field, concretely relates to gas steam generator of high heat efficiency.
Background
The gas steam generating equipment is heat energy conversion equipment which uses gas as fuel, burns the released heat in the equipment through a burner, heats water in a pipeline and vaporizes the water into steam. The water is heated in the drum by the energy released by the combustion of the gaseous fuel in the furnace and the temperature rises and steam under pressure is produced. As the boiling point of water rises along with the rise of pressure, the boiler barrel is sealed, the expansion of water vapor in the boiler barrel is limited to generate pressure to form thermodynamic power, and the water vapor of the boiler is strictly formed by heating the water in the boiler barrel to a constant pressure until saturated water is vaporized, so that the boiler is widely used as an energy source.
In printing and dyeing fabrics, many processes require the use of steam heating during dyeing, and often insufficient steam pressure during dyeing results in temperature rise problems, thereby impressing print yield and quality.
With the development of national economy of China, the textile printing and dyeing industry is rapidly developed and is also restricted by resources and environment, and energy conservation and emission reduction become important measures for relieving the resource and environment constraints. The textile industry is used as a high-energy-consumption and high-emission industry, is the key and difficult point of energy conservation and emission reduction in the industrial field, and has great significance in developing energy conservation detection.
Therefore, it is highly desirable to develop a high efficiency gas steam generator.
SUMMERY OF THE UTILITY MODEL
The utility model provides a gas steam generator heats preheating pipe's waste heat through the burning after the heating, improves heat energy efficiency, effectively reduces the energy consumption.
A gas-fired steam generating apparatus comprising:
a burner connected to the gas pipeline;
a combustion heating zone disposed on the burner;
a waste heat recovery zone disposed above the combustion heating zone;
the smoke exhaust fan is arranged on the waste heat recovery area;
a preheating pipeline and a water inlet pipe are arranged in the waste heat recovery area;
the combustion heating area is provided with a combustion heating pipeline and a steam discharge pipe;
the water inlet pipe is communicated with the preheating pipeline, the preheating pipeline is communicated with the combustion heating pipeline, and the combustion heating pipeline is communicated with the steam discharge pipe.
The utility model discloses in, the combustor takes place to burn, directly heat the water in the burning heating pipeline with fire, make its vaporization, generate vapor, because in the combustion process, hot flue gas and waste heat water rise, directly reach the waste heat recovery district and utilize the waste heat to the water in the preheating pipeline, make water advance to go into preheating pipeline and utilize the waste heat heating, retrieve the heat, later enter into in the burning heating pipeline, directly heat the water in the heating pipeline with fire through the combustor, make hydroenergy vaporization more easily generate vapor, improve heat energy efficiency, thereby reduce the emission of energy consumption.
Combustor, the burning zone of heating, waste heat recovery district set gradually in the casing along vertical direction from the bottom up, in the combustion process, steam can be by the transmission from the bottom up, the casing can adopt the heat preservation casing, smoke exhaust fan set up the top of casing, the bottom of casing be equipped with the air inlet, be favorable to gas by the circulation from the bottom up, guarantee the sufficient oxygen of combustor.
The preheating pipeline comprises: the multilayer preheats the pipeline unit, the preheating pipe unit of each layer includes a plurality of end to end connection's U type pipes, makes things convenient for passing through of hot flue gas on the one hand, and on the other hand has great heat exchange area with preheating the pipeline when hot flue gas passes through, can fully preheat the water in the preheating pipeline. The heating surface is large, the smoke resistance is small, the smoke discharging temperature is low, the release of latent heat and sensible heat in smoke is thorough, the heating conversion efficiency is high, the deformation of a tube bank is extremely small, and the service life is long.
The two adjacent layers of preheating pipeline units are communicated, so that water gradually flows from the upper preheating pipeline unit to the lower preheating unit. The preheating pipeline unit has three layers.
The combustion heating conduit comprises: multilayer burning heating pipeline unit, the burning heating pipeline unit of each layer includes a plurality of end to end connection's U type pipe for the combustor can have great heat exchange area with burning heating pipeline in the combustion process, can fully heat the water in the burning heating pipeline, makes hydroenergy vaporization vapor more easily, improves heat energy efficiency, thereby reduces the emission of energy consumption. The heating surface is large, the smoke resistance is small, the smoke discharging temperature is low, the release of latent heat and sensible heat in smoke is thorough, the heating conversion efficiency is high, the deformation of a tube bank is extremely small, and the service life is long. Not only the heat absorption and smoke temperature reduction effects are enhanced, but also the rated evaporation capacity, steam temperature and steam pressure can be guaranteed. The heat energy of the fuel gas is fully utilized in the operation, the heat conversion utilization rate is improved, and the direct current steam technology is comprehensively realized.
The adjacent two layers of combustion heating pipeline units are communicated, so that water gradually flows from the upper combustion heating pipeline unit to the lower combustion heating pipeline unit with higher temperature. The combustion heating pipeline unit is three layers.
The water inlet pipe is provided with a water quantity regulating valve which can control the opening of the valve to regulate the water inflow.
The steam discharge pipe is provided with a steam flow meter which can calculate the steam flow of the steam outlet.
The gas pipeline is provided with a gas regulating valve which can control the opening of the valve to regulate the gas inlet amount.
Steam flow meter, water regulation valve, gas governing valve all be connected with the controller, water regulation valve and gas governing valve are controlled according to steam flow meter's data to the controller, and steam flow when steam flow meter is too big, can reduce water regulation valve and gas governing valve's aperture simultaneously, and steam flow when steam flow meter undersize can increase water regulation valve and gas governing valve's aperture simultaneously to provide the vapor of reasonable volume for printing and dyeing technology, reduce the consumption of the energy.
Compared with the prior art, the utility model has the advantages of as follows:
the utility model discloses in, the combustor takes place to burn, directly heat the water in the burning heating pipeline with fire, make its vaporization, generate vapor, because in the combustion process, hot flue gas and waste heat water rise, directly reach the waste heat recovery district and utilize the waste heat to the water in the preheating pipeline, make water advance to go into preheating pipeline and utilize the waste heat heating, retrieve the heat, later enter into in the burning heating pipeline, directly heat the water in the heating pipeline with fire through the combustor, make hydroenergy vaporization more easily generate vapor, improve heat energy efficiency, thereby reduce the emission of energy consumption.
The utility model discloses in, adopt the burning heating pipeline and the preheating pipe way of the U type pipe of a plurality of end to end connections, it is big to receive the hot side, and the flue gas resistance is little, and exhaust gas temperature is low, and latent heat and sensible heat release are thorough in the flue gas, and the conversion efficiency is high to be heated, and the bank of tubes warp minimum, longe-lived. Not only the heat absorption and smoke temperature reduction effects are enhanced, but also the rated evaporation capacity, steam temperature and steam pressure can be guaranteed. The heat energy of the fuel gas is fully utilized in the operation, the heat conversion utilization rate is improved, and the direct current steam technology is comprehensively realized.
Drawings
Fig. 1 is a schematic structural diagram of the inside of the gas steam generator of the present invention.
Fig. 2 is a schematic structural view of a plurality of U-shaped tubes connected end to end in the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, a gas steam generating apparatus includes: a burner 6 connected to a gas pipe 7; a combustion heating zone 5 provided on the burner 6; a waste heat recovery zone 4 arranged on the combustion heating zone 5; and a smoke exhaust fan 3 arranged on the waste heat recovery area 4; a preheating pipeline and a water inlet pipe 1 connected with the preheating pipeline are arranged in the waste heat recovery area 4; the combustion heating zone 5 is provided with a combustion heating conduit and a steam discharge pipe 9 connected to the combustion heating conduit. The water inlet pipe 1 is connected with a preheating pipeline, the preheating pipeline is connected with a combustion heating pipeline, and the combustion heating pipeline is connected with a steam discharge pipe 9.
As shown in fig. 1 and 2, the preheating pipe includes: the multilayer preheats the pipeline unit, the preheating pipe unit of each layer includes a plurality of end to end connection's U type pipe 11, for bank of tubes formula structure, stainless steel, pipe side clearance 5mm, and wall thickness 2mm makes things convenient for passing through of hot flue gas on the one hand, and on the other hand has great heat exchange area with preheating the pipeline when hot flue gas passes through, can fully preheat the water in the preheating pipe. The heating surface is large, the smoke resistance is small, the smoke discharging temperature is low, the release of latent heat and sensible heat in smoke is thorough, the heating conversion efficiency is high, the deformation of a tube bank is extremely small, and the service life is long. The two adjacent layers of preheating pipeline units are communicated, so that water gradually flows from the upper preheating pipeline unit to the lower preheating unit. The preheating pipeline unit has three layers. Fig. 2 is a plan view of a layer of the preheating pipe unit.
As shown in fig. 1 and 2, the combustion heating duct includes: multilayer burning heating pipeline unit, the burning heating pipeline unit of each layer includes a plurality of end to end connection's U type pipe 11, for bank of tubes formula structure, stainless steel, pipe side clearance 5mm, wall thickness 2mm for combustor 6 can have great heat exchange area with burning heating pipeline in the combustion process, can fully heat the water in the burning heating pipeline, make hydroenergy vaporization steam more easily, improve heat energy efficiency, thereby reduce the emission of energy consumption. The heating surface is large, the smoke resistance is small, the smoke discharging temperature is low, the release of latent heat and sensible heat in smoke is thorough, the heating conversion efficiency is high, the deformation of a tube bank is extremely small, and the service life is long. Not only the heat absorption and smoke temperature reduction effects are enhanced, but also the rated evaporation capacity, steam temperature and steam pressure can be guaranteed. The heat energy of the fuel gas is fully utilized in the operation, the heat conversion utilization rate is improved, and the direct current steam technology is comprehensively realized. The adjacent two layers of combustion heating pipeline units are communicated, so that water gradually flows from the upper combustion heating pipeline unit to the lower combustion heating pipeline unit with higher temperature. The combustion heating pipeline unit is three layers. Fig. 2 is a top view of a layer of combustion heating conduit units.
As shown in fig. 1, a water inlet pipe 1 is provided with a water regulating valve 2, which can control the opening of the valve to regulate the water inflow. The water quantity regulating valve 2 can adopt a valve body matched with a valve positioner.
The steam discharge pipe 9 is provided with a steam flow meter 10, which can calculate the steam flow rate of the steam discharge pipe 9.
The gas pipeline 7 is provided with a gas regulating valve 8, the opening of the valve can be controlled to regulate the gas inlet amount, and the valve body can be matched with a valve positioner.
The utility model discloses in, 6 burning takes place for combustor, directly heat the water in the burning heating pipeline with fire, make its vaporization, generate vapor, because in the combustion process, hot flue gas and waste heat water rise, directly reach waste heat recovery district 4 and utilize the waste heat to heat the water in the preheating pipeline, make water advance to enter preheating pipeline and utilize waste heat heating, retrieve the heat, later enter into in the burning heating pipeline, through the combustor 6 directly with the water in the burning heating pipeline with fire, make hydroenergy vaporization production vapor more easily, improve heat energy efficiency, thereby reduce the emission of energy consumption.
The above-mentioned detailed description of the technical solution and the beneficial effects of the present invention have been described in detail, it should be understood that the above is only the most preferred embodiment of the present invention, not used for limiting the present invention, any modification, supplement, equivalent replacement, etc. made within the principle scope of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. A gas-fired steam generating apparatus comprising: a burner connected to the gas pipeline; the combustion heating area is arranged on the combustor and is provided with a combustion heating pipeline and a steam discharge pipe; it is characterized by also comprising:
the waste heat recovery area is arranged on the combustion heating area, and a preheating pipeline and a water inlet pipe are arranged in the waste heat recovery area;
the smoke exhaust fan is arranged on the waste heat recovery area;
the water inlet pipe is communicated with the preheating pipeline, the preheating pipeline is communicated with the combustion heating pipeline, and the combustion heating pipeline is communicated with the steam discharge pipe.
2. The gas-fired steam generator as claimed in claim 1, wherein the burner, the combustion heating zone and the waste heat recovery zone are sequentially arranged in the housing from bottom to top in the vertical direction.
3. The gas-fired steam generator as recited in claim 2, wherein said smoke exhaust fan is disposed at the top of said housing, and said housing has an air inlet at the bottom thereof.
4. The gas-fired steam generator as set forth in claim 1, wherein said preheating duct comprises: the preheating pipeline units of each layer comprise a plurality of U-shaped pipes connected end to end.
5. The gas-fired steam generator as claimed in claim 4, wherein the two adjacent preheating pipe units are communicated with each other, and the preheating pipe units are three-layered.
6. The gas-fired steam generator as recited in claim 1, wherein said combustion heating duct comprises: the multi-layer combustion heating pipeline unit comprises a plurality of U-shaped pipes connected end to end.
7. The gas steam generating device according to claim 6, wherein the adjacent two layers of the combustion heating pipe units are communicated with each other, and the combustion heating pipe units are three layers.
8. The gas steam generating device according to claim 1, wherein a steam flow meter is provided on the steam discharge pipe.
9. The gas steam generating device as claimed in claim 1, wherein the water inlet pipe is provided with a water amount regulating valve.
10. The gas steam generator as claimed in claim 1, wherein said gas pipeline is provided with a gas regulating valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021507381.XU CN213119024U (en) | 2020-07-27 | 2020-07-27 | Gas steam generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021507381.XU CN213119024U (en) | 2020-07-27 | 2020-07-27 | Gas steam generating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213119024U true CN213119024U (en) | 2021-05-04 |
Family
ID=75680089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021507381.XU Active CN213119024U (en) | 2020-07-27 | 2020-07-27 | Gas steam generating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213119024U (en) |
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2020
- 2020-07-27 CN CN202021507381.XU patent/CN213119024U/en active Active
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