CN219036586U - Low-pressure high-temperature horizontal steam generator furnace body - Google Patents
Low-pressure high-temperature horizontal steam generator furnace body Download PDFInfo
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- CN219036586U CN219036586U CN202320014513.2U CN202320014513U CN219036586U CN 219036586 U CN219036586 U CN 219036586U CN 202320014513 U CN202320014513 U CN 202320014513U CN 219036586 U CN219036586 U CN 219036586U
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- heat exchange
- furnace body
- steam
- tube
- exchange tube
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- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 22
- 238000002955 isolation Methods 0.000 claims abstract description 20
- 239000012528 membrane Substances 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- 239000010410 layer Substances 0.000 claims description 20
- 239000011229 interlayer Substances 0.000 claims description 13
- 239000000779 smoke Substances 0.000 claims description 11
- 239000010865 sewage Substances 0.000 claims description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 14
- 239000003546 flue gas Substances 0.000 abstract description 14
- 238000005452 bending Methods 0.000 abstract 2
- 239000007788 liquid Substances 0.000 description 4
- 239000002028 Biomass Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model provides a low pressure high temperature horizontal steam generator furnace body, including the collector tube that is located the bottom both sides, the left side wall of furnace body, the membrane wall that the right side wall is many heat transfer tubes and forms, the furnace body internal fixation is provided with the twice and keeps apart the top, the upper end fixed mounting at the furnace body has the steam drum, heat transfer tube upper end on the membrane wall is connected on the urceolus of steam drum and is linked together with the intermediate layer, install many cross pipes on the inner tube of steam drum, the inner tube that goes up heat transfer chamber rear portion to the steam drum has the third flue gas mouth, be connected with out the steam pipe on the steam drum, the upper aluminum alloy heat exchange tube of one deck level U-shaped bending is installed to the below of last heat transfer chamber, the lower floor aluminum alloy heat exchange tube of one deck level U-shaped bending is installed to the below the isolation top on upper portion, the one end of upper aluminum alloy heat exchange tube's access connection goes out the steam pipe, exit linkage lower floor aluminum alloy heat exchange tube. The horizontal furnace body has simple structure.
Description
Technical Field
The utility model relates to a steam generator, in particular to a low-pressure high-temperature horizontal steam generator body, and belongs to the technical field of heat exchange equipment.
Background
The low-pressure high-temperature steam generator is an important device for obtaining high-temperature steam, chinese patent number 2022215034462 (a high-efficiency biological particle low-pressure high-temperature steam generator) discloses a low-pressure high-temperature steam generator taking biomass as a raw material, the steam generator adopts a plurality of combustion furnace bodies, a plurality of return structures flowing up and down are formed in the steam generator, a water storage pipe, an inner container, an inner partition plate, a steam-water separator and the like are arranged in the steam generator, the structure is complex, the flue gas flows along a fold line in the upper and lower directions in a plurality of return lines due to the fact that the flow resistance of the flue gas is high, the energy consumption can be increased, and Chinese patent number 2019211298578 discloses a novel energy-saving low-pressure high-temperature steam generator, and a combustion evaporation device is configured for obtaining the low-pressure high-temperature steam, and the structure is dispersed, so that the integration and the compactness of the device are not facilitated.
Disclosure of Invention
The utility model aims to overcome the problems of the prior low-pressure high-temperature steam generator and provide a low-pressure high-temperature horizontal steam generator body.
In order to achieve the purpose of the utility model, the following technical scheme is adopted: the low-pressure high-temperature horizontal steam generator furnace body comprises water collecting pipes positioned at two sides of the bottom, a water inlet of the furnace body is positioned on the water collecting pipes, the left side wall and the right side wall of the furnace body are film walls formed by a plurality of heat exchange pipes, the lower ends of the heat exchange pipes are communicated with the corresponding water collecting pipes, the front wall and the rear wall of the furnace body are interlayers, the interlayers are communicated with the water collecting pipes, the front wall of the furnace body is provided with a burner interface, two isolation tops are fixedly arranged in the furnace body, the two isolation tops divide the furnace body into a lower heat exchange chamber, a middle heat exchange chamber and an upper heat exchange chamber, the rear end of the isolation top at the lower part and the front end of the isolation top at the upper part are respectively provided with a first smoke flow port and a second smoke flow port, the upper end of the furnace body is fixedly provided with a steam collecting drum, the steam collecting drum is provided with a safety valve, the steam collecting drum is of a sandwich structure formed by two cylinders, the upper end of the heat exchange tube on the film wall is connected with the outer cylinder of the steam collecting drum and communicated with the sandwich, a plurality of cross pipes are arranged on the inner cylinder of the steam drum, two adjacent cross pipes are arranged in a crossing way, two ends of each cross pipe are communicated with an interlayer, a third flue gas flow port is arranged between the rear part of the upper heat exchange chamber and the inner cylinder of the steam drum, an upward smoke outlet is arranged at the front part of the steam collecting drum, a steam outlet pipe is connected on the steam collecting drum, a layer of upper aluminum alloy heat exchange pipe which is bent in a horizontal U shape is fixedly arranged below the steam collecting drum in the upper heat exchange chamber, a layer of lower aluminum alloy heat exchange tube bent in a horizontal U shape is arranged below the isolation roof at the upper part, an inlet of the upper aluminum alloy heat exchange tube is connected with a steam outlet tube, an outlet of the upper aluminum alloy heat exchange tube is connected with one end of the lower aluminum alloy heat exchange tube, low-pressure high-temperature steam is output from the other end of the lower aluminum alloy heat exchange tube, a liquid level meter installation tube is arranged between an interlayer of a steam collecting drum and a water collecting tube, and a liquid level meter is arranged on the liquid level meter installation tube.
Further; the isolation roof at the lower part is an inclined plane with a lower back and a higher front, a fin heat exchange tube is arranged below the inclined plane, and the fin heat exchange tube is communicated with an interlayer of the front wall and the back wall of the furnace body.
Further; the back walls of the lower heat exchange chamber, the middle heat exchange chamber and the upper heat exchange chamber are respectively provided with an ash drawing port.
Further; the water collecting pipe is provided with a sewage outlet.
The utility model has the positive and beneficial technical effects that: the flue gas in the horizontal furnace body flows up and down, the flow resistance is small, and the aluminum alloy heat exchange tube arranged in the furnace body heats the steam secondarily to form low-pressure high-temperature steam, so that the structure is simple, and the heat utilization rate is further improved.
Drawings
Fig. 1 is one of the overall schematic diagrams of the present utility model.
FIG. 2 is a second general schematic of the present utility model.
Fig. 3 is a schematic view of the interior of the furnace (arrows indicate flue gas flow direction).
Fig. 4 is a schematic view of the back of the furnace (with the drum open).
Fig. 5 is a schematic view of a rear wall where two aluminum alloy heat exchange tubes are opened.
Detailed Description
In order to more fully explain the practice of the utility model, examples of the practice of the utility model are provided. These examples are merely illustrative of the present utility model and do not limit the scope of the utility model.
The utility model will be explained in further detail with reference to the accompanying drawings, in which: 1: a water collecting pipe; 2: a membrane wall; 3: a steam collecting drum; 301: an inner cylinder; 302: an outer cylinder; 4: a safety valve; 5: a flue gas outlet; 6: a burner interface; 7: a sewage outlet; 8: a steam outlet pipe; 9: an upper aluminum alloy heat exchange tube; 10: a lower aluminum alloy heat exchange tube; 11: a steam outlet; 12: drawing an ash port; 13: a water inlet; 14: a lower isolation roof; 15: a fin heat exchange tube; 16: an upper isolation roof; 17: a first flue gas flow port; 18: a second flue gas flow port; 19: a third flue gas flow port; 20: a cross pipe; 21: a lower heat exchange chamber; 22: a medium heat exchange chamber; 23: a heat exchange chamber is arranged on the upper part; 24: a level gauge.
As shown in the drawing, the low-pressure high-temperature horizontal steam generator furnace body comprises water collecting pipes 1 positioned at two sides of the bottom, a water inlet 13 of the furnace body is positioned on the water collecting pipes, the left side wall and the right side wall of the furnace body are film type walls 2 formed by a plurality of heat exchange pipes, the lower ends of the heat exchange pipes are communicated with the corresponding water collecting pipes 1, the front wall and the rear wall of the furnace body are interlayers, the interlayers are communicated with the water collecting pipes 1, and a sewage outlet 7 is formed in each water collecting pipe. The front wall of the furnace body is provided with a burner interface 6.
Two isolation tops are fixedly arranged in the furnace body, the two isolation tops divide the furnace body into a lower heat exchange chamber 21, a middle heat exchange chamber 22 and an upper heat exchange chamber 23, the rear end of the isolation top 14 at the lower part and the front end of the isolation top 16 at the upper part are respectively provided with a first smoke flow port 17 and a second smoke flow port 18, the rear walls of the lower heat exchange chamber, the middle heat exchange chamber and the upper heat exchange chamber are respectively provided with an ash drawing port 12, the isolation of the lower part, the 14 is an inclined plane with a lower back and a higher front, and the inclined plane I is favorable for collecting ash and drawing ash; and secondly, due to the fact that the pressure of the formed smoke is high at the bottom of the rear part, the smoke is favorable for flowing, the fin heat exchange tube 15 is arranged below the inclined plane, and the fin heat exchange tube 15 is communicated with the interlayer of the front wall and the rear wall of the furnace body.
The upper end of the furnace body is fixedly provided with a steam collecting drum 3, the steam collecting drum is of an interlayer structure formed by two cylinders, as shown in fig. 4, the two cylinders are respectively an inner cylinder 301 and an outer cylinder 302, the upper ends of heat exchange tubes on the film wall are connected to the outer cylinder 302 of the steam collecting drum and communicated with the interlayer, a plurality of cross tubes 20 are installed on the inner cylinder of the steam collecting drum, two adjacent cross tubes are arranged in a crossing manner, two ends of each cross tube are communicated with the interlayer, a third flue gas flow opening 19 is formed from the rear part of an upper heat exchange chamber 23 to the inner cylinder of the steam collecting drum, an upward flue gas outlet 5 is formed in the front part of the steam collecting drum, a steam outlet pipe 8 is connected to the steam collecting drum, as shown in fig. 5, a layer of horizontal U-shaped bent upper aluminum alloy heat exchange tubes 9 are fixedly installed below the upper heat collecting drum in the upper heat exchange chamber, a layer of horizontal U-shaped bent lower aluminum alloy heat exchange tubes 10 are installed below the isolation top at the upper part, inlets of the upper layer aluminum alloy heat exchange tubes are connected with the steam outlet pipes, the outlets of the lower layer aluminum alloy heat exchange tubes 10 are connected, the lower ends of the lower layer aluminum alloy heat exchange tubes are connected, low-pressure high-temperature steam vapor flows from the rear part of the steam exchange chamber to the other end of the steam collecting drum, the upper heat collecting drum is provided with a third flue gas flow opening 19, a liquid level meter is connected to the upper level meter, and a steam collecting drum is connected to the upper level meter, and a safety gauge is installed between the steam collecting drum is connected to the upper layer and the upper layer heat pipe.
The burner on the furnace body can be provided with a plurality of burners such as a biomass burner, a gas burner and the like.
After water is fed from the water collecting pipe, flue gas generated by the burner flows through the lower heat exchange chamber, the middle heat exchange chamber, the upper heat exchange chamber, the steam collecting drum and water medium therein respectively to generate heat exchange, generated steam flows into an interlayer of the steam collecting drum, and enters the aluminum alloy heat exchange pipe from the steam outlet pipe.
Having described embodiments of the present utility model in detail, it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the scope and spirit of the utility model as defined in the appended claims, and any simple, equivalent changes and modifications to the above examples are intended to be within the scope of the present utility model and the utility model is not limited to the embodiments as set forth in the specification.
Claims (4)
1. The utility model provides a horizontal steam generator furnace body of low pressure high temperature, includes the water collecting pipe that is located the bottom both sides, and the water inlet of furnace body is located the water collecting pipe, and the left side wall of furnace body, right side wall are the diaphragm type wall that many heat transfer pipes formed, and the lower extreme intercommunication corresponding water collecting pipe of heat transfer pipe, the preceding wall of furnace body, back wall are the intermediate layer, intermediate layer and water collecting pipe intercommunication, have seted up the combustor interface on the preceding wall of furnace body, its characterized in that: the heat exchange tube comprises a furnace body, a lower heat exchange chamber, a middle heat exchange chamber and an upper heat exchange chamber, wherein the furnace body is internally and fixedly provided with two isolation tops, the two isolation tops divide the furnace body into the lower heat exchange chamber, the middle heat exchange chamber and the upper heat exchange chamber, the rear end of the isolation top at the lower part and the front end of the isolation top at the upper part are respectively provided with a first smoke flow port and a second smoke flow port, a steam collecting drum is fixedly arranged at the upper end of the furnace body, a safety valve is arranged on the steam collecting drum, the steam collecting drum is of a sandwich structure formed by two cylinders, the upper ends of the heat exchange tubes on a membrane wall are connected to the outer cylinder of the steam collecting drum and are communicated with the sandwich layer, a plurality of cross tubes are arranged on the inner cylinder of the steam collecting drum, two adjacent cross tubes are arranged in a cross manner, two ends of the cross tubes are communicated with the sandwich layer, the inner cylinder from the rear part of the upper heat exchange chamber to the steam drum is provided with a third smoke flow port, the front part of the steam collecting drum is provided with an upward smoke outlet, the upper layer aluminum alloy heat exchange tube is fixedly arranged below the upper heat collecting drum, a layer of the upper heat exchange tube is horizontally bent, the lower layer aluminum alloy heat exchange tube is arranged below the upper heat exchange drum, the upper layer is horizontally arranged, the upper layer of the upper heat exchange tube is horizontally arranged, the upper layer is horizontally and is connected with the heat exchange tube, the upper layer is horizontally arranged, the heat exchange tube is horizontally, and is connected with the heat tube, the heat tube is horizontally arranged, and is connected with the heat pipe level meter, and is connected to the heat pipe.
2. The low-pressure high-temperature horizontal steam generator furnace body according to claim 1, wherein: the isolation roof at the lower part is an inclined plane with a lower back and a higher front, a fin heat exchange tube is arranged below the inclined plane, and the fin heat exchange tube is communicated with an interlayer of the front wall and the back wall of the furnace body.
3. The low-pressure high-temperature horizontal steam generator furnace body according to claim 1, wherein: the back walls of the lower heat exchange chamber, the middle heat exchange chamber and the upper heat exchange chamber are respectively provided with an ash drawing port.
4. The low-pressure high-temperature horizontal steam generator furnace body according to claim 1, wherein: the water collecting pipe is provided with a sewage outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320014513.2U CN219036586U (en) | 2023-01-05 | 2023-01-05 | Low-pressure high-temperature horizontal steam generator furnace body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320014513.2U CN219036586U (en) | 2023-01-05 | 2023-01-05 | Low-pressure high-temperature horizontal steam generator furnace body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219036586U true CN219036586U (en) | 2023-05-16 |
Family
ID=86283713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320014513.2U Active CN219036586U (en) | 2023-01-05 | 2023-01-05 | Low-pressure high-temperature horizontal steam generator furnace body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219036586U (en) |
-
2023
- 2023-01-05 CN CN202320014513.2U patent/CN219036586U/en active Active
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