CN214233213U - Coal-saving emission-reducing energy-saving device for coal-fired power plant - Google Patents
Coal-saving emission-reducing energy-saving device for coal-fired power plant Download PDFInfo
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- CN214233213U CN214233213U CN202120141646.7U CN202120141646U CN214233213U CN 214233213 U CN214233213 U CN 214233213U CN 202120141646 U CN202120141646 U CN 202120141646U CN 214233213 U CN214233213 U CN 214233213U
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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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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Abstract
The utility model provides a coal-fired power plant coal saving and emission reduction economizer, include: sack dust removal mechanism, waste gas admission pipe, pulse controller, examine and wipe door, compressed air storage mechanism, outlet duct one, protecting sheathing, waste heat recovery mechanism, outlet duct two, ash bucket and waste heat recovery room, the welding of sack dust removal mechanism lower extreme has the landing leg, sack dust removal mechanism lower extreme is equipped with the ash bucket, the ash bucket lower extreme is equipped with the dust removal interface, compares with prior art, the utility model discloses following beneficial effect has: through setting up sack dust removal mechanism for the waste gas that gets into from the waste gas admission pipe is filtered and purified, and the inside dust removal sack of sack dust removal mechanism holds back the dust in the waste gas, makes it fall into in the ash bucket, then inside the clean gas of processing sent into protecting sheathing through outlet duct one, and waste heat recovery mechanism's design makes the waste heat in the waste gas after being purified absorbed, avoids the energy extravagant, improves energy utilization, reduces the atmosphere pollution.
Description
Technical Field
The utility model belongs to the field of energy-saving equipment, in particular to coal-fired power plant coal-saving emission reduction economizer.
Background
At present, the flue gas of coal fired power plant need carry out denitration, desulfurization treatment in order to reach the environmental protection requirement before discharging, and the denitration is gone on in the front, and the desulfurization is afterwards, and at present stage mainly uses wet flue desulfurization, and general desulfurization system is located the end of flue, behind the dust remover, and the reaction temperature of desulfurization process is less than the dew point, therefore the reaction temperature is not high, and the temperature is still probably 300 ~ 400 ℃ after the denitration, still need carry out cooling treatment to the flue gas before the wet flue desulfurization.
However, the flue gas is directly sent into a desulfurization system for desulfurization after being dedusted by a deduster after denitration at the present stage, so that the temperature energy of the flue gas is wasted, and the method does not conform to the energy conservation and emission reduction idea vigorously advocated by the state.
Therefore, a coal-saving, emission-reducing and energy-saving device for a coal-fired power plant is needed at present.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provide a coal-saving, emission-reducing and energy-saving device for a coal-fired power plant, which solves the problems in the prior art.
The technical scheme of the utility model is realized like this: a coal-saving emission-reducing energy-saving device for a coal-fired power plant comprises: the device comprises a cloth bag dust removing mechanism, a waste gas inlet pipe, a pulse controller, an inspection wiping door, a compressed air storage mechanism, a first air outlet pipe, a protective shell, a waste heat recovery mechanism, a second air outlet pipe, an ash bucket and a waste heat recovery chamber, wherein a supporting leg is welded at the lower end of the cloth bag dust removing mechanism, the ash bucket is arranged at the lower end of the cloth bag dust removing mechanism, a dust removal interface is arranged at the lower end of the ash bucket, the waste gas inlet pipe is arranged at the left side of the upper end of the ash bucket, the right end of the waste gas inlet pipe is communicated with the interior of the ash bucket, the inspection wiping door is hinged to the front surface of the lower end of the cloth bag dust removing mechanism, the pulse controller is installed at the left side of the lower end of the cloth bag dust removing mechanism, the compressed air storage mechanism is installed at the left side of the upper end of the cloth bag dust removing mechanism, the first air outlet pipe is arranged at the right side of the upper end of the cloth bag dust removing mechanism, the right end of the first air outlet pipe is fixedly connected with the upper surface of the protective shell, the interior of the protective shell is communicated with the interior of the upper end of the cloth bag dust removing mechanism through the first air outlet pipe, the waste heat recovery device is characterized in that a waste heat recovery mechanism is arranged in the protective shell and consists of a water inlet pipe, a waste heat recovery chamber, branch pipes, connecting plates and communicating pipes, the upper surface and the lower surface of the waste heat recovery chamber are respectively provided with the connecting plates, the middle of the upper surface and the middle of the lower surface of the waste heat recovery chamber are respectively provided with the branch pipes, the upper end of the waste heat recovery chamber is connected with the lower surface of the branch pipes through the branch pipes, the branch pipes are communicated with the interior of the waste heat recovery chamber through the branch pipes, the upper surface of the branch pipes is connected with the water inlet pipe, the water inlet pipe is positioned on the right side of the upper end of the protective shell, the right end of the water inlet pipe is positioned on the upper side of the right surface of the protective shell, the communicating pipes are arranged between the waste heat recovery chambers, the lower end of the waste heat recovery chamber is connected with the branch pipes through the branch pipes, and the lower end of the branch pipes is connected with a water outlet pipe through the branch pipes, the outlet pipe is located the protecting sheathing lower surface, the support has been welded respectively on protecting sheathing lower extreme surface left side, right side, protecting sheathing right surface downside is equipped with outlet duct two.
As a preferred embodiment, a plurality of dust removing cloth bags are arranged in the cloth bag dust removing mechanism, and a cylindrical barrel is arranged on the outer surface of the cloth bag dust removing mechanism.
In a preferred embodiment, the wiping door is located at the lower side of the front surface of the cylindrical barrel, and the wiping door is composed of a glass frame, a hinge, a sealing strip and toughened glass.
In a preferred embodiment, the plurality of waste heat recovery chambers are connected in series by connecting plates, and the waste heat recovery chambers are connected with each other by communicating pipes.
In a preferred embodiment, four pieces are provided for the connecting plate.
As a preferred embodiment, the communicating pipes are provided with a plurality of groups, and the left end and the right end of each group of communicating pipes are communicated with the interior of the waste heat recovery chamber.
After the technical scheme is adopted, the beneficial effects of the utility model are that: through setting up sack dust removal mechanism for the waste gas that gets into from the waste gas admission pipe is filtered and purified, and the inside dust removal sack of sack dust removal mechanism holds back the dust in the waste gas, makes it fall into in the ash bucket, then inside the clean gas of processing sent into protecting sheathing through outlet duct one, and waste heat recovery mechanism's design makes the waste heat in the waste gas after being purified absorbed, avoids the energy extravagant, improves energy utilization, reduces the atmosphere pollution.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic view of the overall structure of a coal-saving, emission-reducing and energy-saving device of a coal-fired power plant.
FIG. 2 is a schematic diagram of the whole waste heat recovery mechanism of the coal-saving, emission-reducing and energy-saving device of the coal-fired power plant.
FIG. 3 is a schematic view of the main view of the waste heat recovery mechanism of the coal-saving, emission-reducing and energy-saving device of the coal-fired power plant.
In the figure, 1-supporting leg, 2-waste gas inlet pipe, 3-cloth bag dust removing mechanism, 4-pulse controller, 5-detecting wiping door, 6-compressed air storage mechanism, 7-air outlet pipe I, 8-protective shell, 9-water inlet pipe, 10-waste heat recovery mechanism, 11-air outlet pipe II, 12-water outlet pipe, 13-bracket, 14-ash bucket, 15-dust removing interface, 16-connecting plate, 17-waste heat recovery chamber, 18-branch water collecting pipe, 19-branch pipe and 20-communicating pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: a coal-saving emission-reducing energy-saving device for a coal-fired power plant comprises: the device comprises a cloth bag dust removing mechanism 3, a waste gas inlet pipe 2, a pulse controller 4, an inspection wiping door 5, a compressed air storage mechanism 6, a first air outlet pipe 7, a protective shell 8, a waste heat recovery mechanism 10, a second air outlet pipe 11, an ash bucket 14 and a waste heat recovery chamber 17, wherein the lower end of the cloth bag dust removing mechanism 3 is welded with a supporting leg 1, the lower end of the cloth bag dust removing mechanism 3 is provided with the ash bucket 14, the lower end of the ash bucket 14 is provided with a dust removing interface 15, the left side of the upper end of the ash bucket 14 is provided with the waste gas inlet pipe 2, the right end of the waste gas inlet pipe 2 is communicated with the interior of the ash bucket 14, the front surface of the lower end of the cloth bag dust removing mechanism 3 is hinged with the inspection wiping door 5, the left side of the lower end of the cloth bag dust removing mechanism 3 is provided with the pulse controller 4, the interior of a protective shell 8 is communicated with the interior of the upper end of a cloth bag dust removing mechanism 3 through an air outlet pipe I7, a waste heat recovery mechanism 10 is arranged in the protective shell 8, the waste heat recovery mechanism 10 is composed of a water inlet pipe 9, a waste heat recovery chamber 17, a water distribution and collection pipe 18, branch pipes 19, connecting plates 16 and communicating pipes 20, the upper surface and the lower surface of the waste heat recovery chamber 17 are respectively provided with the connecting plates 16, the middle of the upper surface and the middle of the lower surface of the waste heat recovery chamber 17 are respectively provided with the branch pipes 19, the upper end of the waste heat recovery chamber 17 is connected with the lower surface of the water distribution and collection pipe 18 through the branch pipes 19, the upper surface of the water distribution and collection pipe 18 is connected with the water inlet pipe 9, the water inlet pipe 9 is positioned on the right side of the upper end of the protective shell 8, the right end of the water inlet pipe 9 is positioned on the upper side of the right surface of the protective shell 8, the communicating pipes 20 are arranged between the waste heat recovery chambers 17, the lower end of the waste heat recovery chamber 17 is connected with the water distribution and the communicating pipes 18 through the branch pipes 19, the lower end of the waste heat recovery chamber 17 is connected with a water outlet pipe 12 through a branch pipe 19 and a water distribution and collection pipe 18, the water outlet pipe 12 is located on the lower surface of the protective shell 8, the left side and the right side of the lower end surface of the protective shell 8 are respectively welded with a support 13, and a second air outlet pipe 11 is arranged on the lower side of the right surface of the protective shell 8.
The bag-type dust removing mechanism 3 is internally provided with a plurality of dust removing bags, and the outer surface of the bag-type dust removing mechanism 3 is provided with a cylindrical barrel for removing dust in the waste gas and further purifying the waste gas.
The detecting and wiping door 5 is positioned on the lower side of the front surface of the cylindrical barrel, and the detecting and wiping door 5 is composed of a glass frame, hinges, sealing strips and toughened glass, so that the inside of the cloth bag dust removal mechanism 3 can be detected and wiped conveniently.
The waste heat recovery chambers 17 are provided with a plurality of waste heat recovery chambers 17, the waste heat recovery chambers 17 are connected in series through the connecting plates 16, gaps are reserved between the waste heat recovery chambers 17, the waste heat recovery chambers 17 are communicated with each other through the communicating pipes 20, the waste heat recovery in waste gas is fully achieved, energy waste is avoided, and energy consumption is reduced.
The connecting plate 16 is provided with four blocks for connecting a plurality of waste heat recovery chambers 17 in series to form a whole, so that the volume of the whole waste heat recovery mechanism 10 is reduced.
The communicating pipes 20 are provided with a plurality of groups, and the left end and the right end of each group of communicating pipes 20 are communicated with the interior of the waste heat recovery chamber 17, so that the waste heat recovery efficiency is improved, and the contact area with waste gas is increased.
As an embodiment of the present invention: in practical use, firstly, waste gas with dust is conveyed into the bag-type dust removing mechanism 3 through the waste gas inlet pipe 2, a dust removing bag in the bag-type dust removing mechanism 3 intercepts dust particles in the waste gas, the purified waste gas is conveyed into the protective shell 8 through the first air outlet pipe 7, the waste gas with a large amount of waste heat enters the protective shell 8 and then contacts the waste heat recovery mechanism 10, cold water is conveyed into the waste heat recovery chamber 17 through the water inlet pipe 9, the waste heat recovery chamber 17 absorbs heat in the waste gas to heat the cold water, so that heat in the waste gas is recovered, the bag-type dust removing mechanism 3 filters and purifies the waste gas entering from the waste gas inlet pipe 2, a dust removing bag in the waste gas is intercepted by the dust removing bag in the bag-type dust removing mechanism 3 and falls into the dust hopper 14, the waste heat recovery mechanism 10 absorbs the waste heat in the purified waste gas to avoid energy waste, the energy utilization rate is improved, and the atmospheric pollution is reduced.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A coal-saving emission-reducing energy-saving device for a coal-fired power plant comprises: sack dust removal mechanism, waste gas admission pipe, pulse controller, examine and wipe door, compressed air storage mechanism, outlet duct one, protecting sheathing, waste heat recovery mechanism, outlet duct two, ash bucket and waste heat recovery room, its characterized in that: the lower end of the cloth bag dust removing mechanism is welded with a supporting leg, the lower end of the cloth bag dust removing mechanism is provided with an ash bucket, the lower end of the ash bucket is provided with a dust removing interface, the left side of the upper end of the ash bucket is provided with a waste gas inlet pipe, the right end of the waste gas inlet pipe is communicated with the interior of the ash bucket, the front surface of the lower end of the cloth bag dust removing mechanism is hinged with a wiping door, the left side of the lower end of the cloth bag dust removing mechanism is provided with a pulse controller, the left side of the upper end of the cloth bag dust removing mechanism is provided with a compressed air storage mechanism, the right side of the upper end of the cloth bag dust removing mechanism is provided with a first air outlet pipe, the right end of the first air outlet pipe is fixedly connected with the upper surface of a protective casing, the interior of the protective casing is communicated with the interior of the upper end of the cloth bag dust removing mechanism through the first air outlet pipe, the interior of the protective casing is provided with a waste heat recovery mechanism, and the waste heat recovery mechanism comprises a water inlet pipe, a waste heat recovery chamber, a water collecting pipe, a branch pipe, a connecting plate and a connecting pipe, the upper surface and the lower surface of the waste heat recovery chamber are respectively provided with a connecting plate, the middle of the upper surface and the middle of the lower surface of the waste heat recovery chamber are respectively provided with a branch pipe, the upper end of the waste heat recovery chamber is connected with the lower surface of the water dividing and collecting pipe through a branch pipe, the water dividing and collecting pipe is communicated with the interior of the waste heat recovery chamber through the branch pipe, the upper surface of the water collecting and distributing pipe is connected with a water inlet pipe, the water inlet pipe is positioned on the right side of the upper end of the protective shell, the right end of the water inlet pipe is positioned at the upper side of the right surface of the protective shell, a communicating pipe is arranged between the waste heat recovery chambers, the lower end of the waste heat recovery chamber is connected with a water distribution and collection pipe through a branch pipe, the lower end of the waste heat recovery chamber is connected with a water outlet pipe through the branch pipe and the water distribution and collection pipe, the outlet pipe is located the protecting sheathing lower surface, the support has been welded respectively on protecting sheathing lower extreme surface left side, right side, protecting sheathing right surface downside is equipped with outlet duct two.
2. The coal-saving, emission-reducing and energy-saving device for the coal-fired power plant as claimed in claim 1, wherein: the bag-type dust removing mechanism is characterized in that a plurality of dust removing bags are arranged in the bag-type dust removing mechanism, and a cylindrical barrel is arranged on the outer surface of the bag-type dust removing mechanism.
3. The coal-saving, emission-reducing and energy-saving device for the coal-fired power plant as claimed in claim 1, wherein: the detecting and wiping door is positioned on the lower side of the front surface of the cylindrical barrel and consists of a glass frame, a hinge, a sealing strip and toughened glass.
4. The coal-saving, emission-reducing and energy-saving device for the coal-fired power plant as claimed in claim 1, wherein: the waste heat recovery chambers are arranged in a plurality of series connection through connecting plates, gaps are reserved among the waste heat recovery chambers, and the waste heat recovery chambers are communicated with each other through communicating pipes.
5. The coal-saving, emission-reducing and energy-saving device for the coal-fired power plant as claimed in claim 1, wherein: the connecting plate is provided with four blocks.
6. The coal-saving, emission-reducing and energy-saving device for the coal-fired power plant as claimed in claim 1, wherein: the communicating pipes are provided with a plurality of groups, and the left end and the right end of each communicating pipe are communicated with the interior of the waste heat recovery chamber.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120141646.7U CN214233213U (en) | 2021-01-19 | 2021-01-19 | Coal-saving emission-reducing energy-saving device for coal-fired power plant |
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| CN202120141646.7U CN214233213U (en) | 2021-01-19 | 2021-01-19 | Coal-saving emission-reducing energy-saving device for coal-fired power plant |
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| CN214233213U true CN214233213U (en) | 2021-09-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115532001A (en) * | 2022-11-25 | 2022-12-30 | 太阳谷再生资源(江苏)有限公司 | Waste heat recovery device |
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2021
- 2021-01-19 CN CN202120141646.7U patent/CN214233213U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115532001A (en) * | 2022-11-25 | 2022-12-30 | 太阳谷再生资源(江苏)有限公司 | Waste heat recovery device |
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