CN211600639U - Membrane type water-cooling tunnel type waste heat boiler - Google Patents
Membrane type water-cooling tunnel type waste heat boiler Download PDFInfo
- Publication number
- CN211600639U CN211600639U CN201820342318.1U CN201820342318U CN211600639U CN 211600639 U CN211600639 U CN 211600639U CN 201820342318 U CN201820342318 U CN 201820342318U CN 211600639 U CN211600639 U CN 211600639U
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- China
- Prior art keywords
- water
- flue
- boiler
- steam
- pipe
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- 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.)
- Expired - Fee Related
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- 239000012528 membrane Substances 0.000 title claims abstract description 13
- 238000001816 cooling Methods 0.000 title claims abstract description 7
- 239000002918 waste heat Substances 0.000 title claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 55
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000003546 flue gas Substances 0.000 claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 3
- 239000010959 steel Substances 0.000 claims abstract description 3
- 238000007789 sealing Methods 0.000 claims description 12
- 230000006698 induction Effects 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 239000007789 gas Substances 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 description 3
- 238000004321 preservation Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
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- Control Of Steam Boilers And Waste-Gas Boilers (AREA)
Abstract
The utility model discloses a membrane formula water-cooling tunnel type exhaust-heat boiler, including boiler flue and steam pocket, boiler flue's one end is equipped with the flue gas entry of high temperature, and the other end is equipped with exhanst gas outlet, over heater, evaporimeter, economizer have set gradually on the flue gas flow direction in the boiler flue, the inlet tube and the steam pocket lower part water piping connection of evaporimeter, the steam conduit on steam pocket upper portion is connected to the outlet duct of over heater, steam pocket upper portion is equipped with the steam exit tube, the lower part water piping of the play water piping connection steam pocket of economizer, boiler flue is equipped with the flue wall all around, the water-cooling wall that the flue wall is flat steel and the pipe welds in succession, the inlet tube is connected on the upper portion of pipe, the pipe bottom all is equipped with sealed lid, all communicate between the sealed lid. The utility model overcomes the prior art problem can provide superheated steam and can provide hot water again, improves the pipe wall simultaneously, the energy loss that significantly reduces.
Description
Technical Field
The utility model relates to a hot boiler technical field specifically indicates a membrane formula water-cooling tunnel type exhaust-heat boiler.
Background
Exhaust-heat boiler utilizes the waste gas in the various industrial processes, waste heat in waste material or the waste liquid and the heat that produces after the combustible substance burning to the boiler of uniform temperature of water heating, can improve the thermal utilization ratio of fuel release, conventional boiler is mostly the heat absorption work of inner tube, thereby the heat of make full use of release, the absorptive heat of boiler wall often can not be by make full use of and waste some, a solution is waited for to urgent, the heat utilization ratio with exhaust-heat boiler improves more.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome prior art problem, can provide superheated steam and can provide hot water again, improve the energy loss that significantly reduces to the pipe wall simultaneously.
In order to solve the technical problem, the utility model provides a technical scheme does: a membrane type water-cooling tunnel type waste heat boiler comprises a boiler flue and a steam pocket, wherein one end of the boiler flue is provided with a high-temperature flue gas inlet, the other end of the boiler flue is provided with a flue gas outlet, a superheater, an evaporator and an economizer are sequentially arranged in the boiler flue along the flue gas flowing direction, a water inlet pipe of the evaporator is connected with a water pipeline under the steam pocket, a hot water circulating pump is arranged on the water inlet pipeline, the evaporator is connected with the superheater through a pipeline, an air outlet pipe of the superheater is connected with a steam pipeline on the upper portion of the steam pocket, a steam outlet pipe is arranged on the upper portion of the steam pocket and is connected with a hot user end, a water outlet pipeline of the deaerator is connected with a water inlet pipe of the economizer, a water outlet pipe of the economizer is connected with a water pipeline under the steam pocket, flue walls are arranged around the boiler flue, the upper portion of pipe is connected the inlet tube, the pipe bottom all is equipped with sealed lid, all communicate between the sealed lid, one of them intercommunication in sealed lid is equipped with the outlet pipe, the outside of flue wall is equipped with the heat preservation.
As an improvement, the main bodies of the superheater, the evaporator and the economizer in the flue of the boiler are all continuous multi-section tube bundles which are arranged in the direction vertical to the flowing direction of flue gas, so that the contact area of hot steam and the tubes is increased, and the heat utilization rate is increased.
As an improvement, a buoyancy ball is arranged in one of the pipes, a touch sensing alarm is arranged at the top of the pipe, and when the water in the water wall pipe is full, the water wall pipe can sense and alarm to display.
As the improvement, the connecting position of the water outlet pipe and the sealing cover is provided with a temperature display, the water temperature in the pipe is displayed, and the use requirement can be met according to the temperature.
As an improvement, a switch valve is arranged at the connecting position of the water outlet pipe and the sealing cover, so that the water can be conveniently discharged when needed.
As an improvement, the upper part of the pipe is provided with an air outlet valve, so that the pressure in the water wall pipe is reduced, and the damage to the pipe wall is avoided.
Compared with the prior art, the utility model the advantage lie in: the steam-water separation device in the steam drum separates steam, and the bent multi-section superheater, evaporator and economizer can fully absorb heat in the boiler cavity and provide enough hot steam and hot water for the steam drum; the outer cavity of the boiler adopts a membrane water-cooled wall structure, so that heat on the outer wall of the boiler can be utilized, the generated heat can be fully utilized, and the loss is reduced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
As shown in the figure: 1. boiler flue, 2, steam pocket, 3, flue gas entry, 4, exhanst gas outlet, 5, over heater, 6, evaporimeter, 7, economizer, 8, hot water circulating pump, 9, steam outlet pipe, 10, oxygen-eliminating device, 11, flue wall, 12, heat preservation, 13, pipe, 14, inlet tube, 15, sealed lid, 16, outlet pipe, 17, buoyancy ball, 18, touch sensing alarm, 19, temperature display, 20, gas outlet valve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
With reference to figure 1.
The utility model discloses when specifically implementing, including boiler flue 1 and steam pocket 2, boiler flue 1's one end is equipped with high temperature flue gas entry 3, and the other end is equipped with exhanst gas outlet 4, set gradually over heater 5, evaporimeter 6, economizer 7 along the flue gas flow direction in the boiler flue 1, the inlet tube of evaporimeter 6 and steam pocket 2 lower part water piping connection are equipped with hot water circulating pump 8 on the inlet tube, pipe connection between evaporimeter 6 and over heater 5, the steam conduit of 2 upper portions of steam pocket is connected to the outlet duct of over heater 5, 2 upper portions of steam pocket are equipped with steam outlet pipe 9, steam outlet pipe 9 connects hot user side, the outlet pipe of oxygen-eliminating device 10 of water piping connection of economizer 7, the lower part water piping of steam pocket 2 of outlet pipe connection of economizer 7, boiler flue 1 is equipped with flue wall 11 all around, the flue wall 11 is a water-cooled wall formed by continuously welding flat steel and pipes 13, the upper part of each pipe 13 is connected with a water inlet pipe 14, the bottoms of the pipes 13 are respectively provided with a sealing cover 15, the sealing covers 15 are communicated with each other, one of the sealing covers 15 is communicated with a water outlet pipe 16, and the outside of the flue wall 11 is provided with a heat insulation layer 12.
The main bodies of the superheater 5, the evaporator 6 and the economizer 7 in the boiler flue 1 are continuous multi-section tube bundles which are arranged in the direction vertical to the flow direction of flue gas.
A buoyancy ball 17 is arranged in one of the pipes 13, and a touch sensing alarm 18 is arranged at the top of the pipe 13.
A temperature display 19 is arranged at the connecting position of the water outlet pipe 16 and the sealing cover 15.
And a switch valve is arranged at the connecting position of the water outlet pipe 16 and the sealing cover 15.
The upper part of the pipe 13 is provided with an air outlet valve 20.
The utility model discloses a theory of operation: the generated high-heat flue gas passes through a boiler flue and passes through an internal superheater, an evaporator and an economizer respectively; the deaerator supplies water to the coal economizer, and the water enters the steam pocket after being heated into hot water for a user to use; hot water in the steam drum enters an evaporator, a part of the hot water is changed into hot steam after passing through the evaporator, and the hot steam is further vaporized after entering a superheater along with a pipe, so that the hot steam is delivered to the steam drum and is provided for a hot user side; the outer wall of the boiler adopts a membrane water-cooled wall structure, after water enters the tubes of the water-cooled wall, the water can gradually enter each pipeline because the bottoms of the tubes are sealed and communicated until the buoyancy ball in one of the tubes rises to touch the touch induction alarm at the top, the water is full, and water injection is stopped; the temperature display displays the water temperature in the pipe, and when the water temperature meets the requirement, the switch valve can be opened to drain water for use, and meanwhile, the water in the pipe can be continuously supplemented and continuously heated.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (6)
1. The utility model provides a membrane formula water-cooling tunnel type exhaust-heat boiler, includes boiler flue (1) and steam pocket (2), its characterized in that: the boiler comprises a boiler flue (1), wherein one end of the boiler flue (1) is provided with a high-temperature flue gas inlet (3), the other end of the boiler flue (1) is provided with a flue gas outlet (4), a superheater (5), an evaporator (6) and an economizer (7) are sequentially arranged in the boiler flue (1) along the flue gas flowing direction, a water inlet pipe of the evaporator (6) is connected with a water pipeline below a steam drum (2), a hot water circulating pump (8) is arranged on the water inlet pipe, the evaporator (6) is connected with the superheater (5) through a pipeline, an outlet pipe of the superheater (5) is connected with a steam pipeline on the upper portion of the steam drum (2), a steam outlet pipe (9) is arranged on the upper portion of the steam drum (2), the steam outlet pipe (9) is connected with a hot user end, an inlet pipe of the economizer (7) is connected with a water outlet pipeline of a deaerator, the boiler flue is characterized in that flue walls (11) are arranged on the periphery of the boiler flue (1), the flue walls (11) are water-cooled walls formed by continuously welding flat steel and pipes (13), the upper portions of the pipes (13) are connected with water inlet pipes (14), sealing covers (15) are arranged at the bottoms of the pipes (13), the sealing covers (15) are communicated with each other, one of the sealing covers (15) is communicated with a water outlet pipe (16), and a heat insulation layer (12) is arranged outside the flue walls (11).
2. The membrane type water-cooled tunnel type waste heat boiler of claim 1, characterized in that: the main bodies of the superheater (5), the evaporator (6) and the economizer (7) in the boiler flue (1) are continuous multi-section tube bundles which are arranged in the direction vertical to the flow direction of flue gas.
3. The membrane type water-cooled tunnel type waste heat boiler of claim 1, characterized in that: a buoyancy ball (17) is arranged in one of the pipes (13), and a touch induction alarm (18) is arranged at the top of the pipe (13).
4. The membrane type water-cooled tunnel type waste heat boiler of claim 1, characterized in that: and a temperature display (19) is arranged at the connecting position of the water outlet pipe (16) and the sealing cover (15).
5. The membrane type water-cooled tunnel type waste heat boiler of claim 1, characterized in that: and a switch valve is arranged at the connecting position of the water outlet pipe (16) and the sealing cover (15).
6. The membrane type water-cooled tunnel type waste heat boiler of claim 1, characterized in that: an air outlet valve (20) is arranged at the upper part of the pipe (13).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820342318.1U CN211600639U (en) | 2018-03-14 | 2018-03-14 | Membrane type water-cooling tunnel type waste heat boiler |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820342318.1U CN211600639U (en) | 2018-03-14 | 2018-03-14 | Membrane type water-cooling tunnel type waste heat boiler |
Publications (1)
Publication Number | Publication Date |
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CN211600639U true CN211600639U (en) | 2020-09-29 |
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CN201820342318.1U Expired - Fee Related CN211600639U (en) | 2018-03-14 | 2018-03-14 | Membrane type water-cooling tunnel type waste heat boiler |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114317988A (en) * | 2021-12-23 | 2022-04-12 | 太原嘉能动力科技有限公司 | Device and method for sensible heat recovery of magnesium slag |
-
2018
- 2018-03-14 CN CN201820342318.1U patent/CN211600639U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114317988A (en) * | 2021-12-23 | 2022-04-12 | 太原嘉能动力科技有限公司 | Device and method for sensible heat recovery of magnesium slag |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200929 |