CN217031227U - Energy-saving dust removal device of deslagging system - Google Patents
Energy-saving dust removal device of deslagging system Download PDFInfo
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- CN217031227U CN217031227U CN202121353170.XU CN202121353170U CN217031227U CN 217031227 U CN217031227 U CN 217031227U CN 202121353170 U CN202121353170 U CN 202121353170U CN 217031227 U CN217031227 U CN 217031227U
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Abstract
The utility model provides an energy-saving dust removing device of a deslagging system, which comprises a dedusting system, wherein a first dust collecting interface is arranged on a slag cooler of the dedusting system, a dust collecting cover is arranged on a deslagging belt of the dedusting system, a second dust collecting interface is arranged on the dust collecting cover, a flue is arranged above the deslagging system, the flue is connected with the first dust collecting interface and the second dust collecting interface through dust collecting pipelines, the flue is connected with a negative pressure filter, and the negative pressure filter is connected with an induced draft fan.
Description
Technical Field
The utility model relates to the field of environmental protection and energy conservation, in particular to an energy-saving dust removal device of a deslagging system.
Background
In view of the current environmental protection policy and the actual engineering situation, the environmental protection requirement of the thermal power plant is high. The deslagging system of the thermal power plant is one of main sources producing pollution, the dedusting of the deslagging system is a technical difficulty, the deslagging system mainly comprises a slag cooler, a slag conveying belt and a slag bin, the deslagging system mainly produces a large amount of raised dust in three links, and the deslagging system mainly comprises the slag cooler, the deslagging belt and the slag bin when falling slag.
The slag cooler is located below the boiler, although the sealing is strict, the operation condition of the boiler is ever changed according to engineering practice, once the positive pressure condition occurs, dust at the slag cooler is increased, the operation and the working environment below the boiler are affected, and the dust below the boiler is rarely treated at present, so that the working environment below the boiler is severe.
The transfer position of the slag removal belt is generally positioned outside a boiler room and is also a main link for dust generation, in addition, a large amount of dust is generated during slag removal of a slag bin, a flat bag dust remover is mainly used for removing slag in the past, but the flat bag dust remover is not continuous in slag removal, so that the energy consumption is high, and the economic applicability is poor.
Therefore, an energy-saving dust removing device of a deslagging system, which is energy-saving, environment-friendly, investment-saving and capable of improving the working environment of the boiler, is needed.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, an object of the present invention is to provide an energy-saving dust removing device for a slag removing system, so as to solve the problems that the slag removing system mainly generates a large amount of dust in a slag cooler, a slag conveying belt and a slag bin, once a positive pressure condition occurs, the dust in the slag cooler is increased, the operation and working environment below a boiler are affected, and at present, the dust below the boiler is rarely treated, so that the working environment below the boiler is severe, and the slag removing belt and the slag bin are also the main links for dust generation.
The utility model provides an energy-saving dust removing device of a deslagging system, which comprises a deslagging system, wherein the deslagging system comprises a boiler, a slag cooler arranged below the boiler, and a deslagging belt connected with the slag cooler, wherein,
a first dust collecting interface is arranged on the slag cooler;
a dust collection cover is arranged on the deslagging belt, and a second dust collection interface is arranged on the dust collection cover;
a flue is arranged above the deslagging system;
the flue is connected with the first dust collecting interface and the second dust collecting interface through a dust collecting pipeline;
the flue is connected with a negative pressure filter;
the negative pressure filter is connected with an induced draft fan.
Preferably, the slag bin also comprises a slag bin,
and a third dust collecting interface is arranged on the slag bin, and the third dust collecting interface is connected with the flue through a dust collecting pipeline.
Preferably, the first dust collecting interface, the second dust collecting interface and the third dust collecting interface are flange interfaces.
Preferably, a gate valve is arranged on the dust collection pipeline.
Preferably, the negative pressure filter comprises a dust removal cloth bag, and the dust removal cloth bag divides the negative pressure filter into a dust collection area and a negative pressure area.
Preferably, the front end of the induced draft fan is provided with an air suction pipeline, and the rear end of the induced draft fan is provided with an exhaust pipeline.
Preferably, the air suction pipeline is connected with the negative pressure filter.
Preferably, the exhaust duct is connected to a chimney.
Preferably, an adjusting door is arranged on the induced draft fan.
From the above description, the energy-saving dust removing device of the deslagging system provided by the utility model comprises a dedusting system, wherein a first dust collecting interface is arranged on a slag cooler of the dedusting system, a dust collecting cover is arranged on a deslagging belt of the dedusting system, a second dust collecting interface is arranged on the dust collecting cover, a flue is arranged above the deslagging system, the flue is connected with the first dust collecting interface and the second dust collecting interface through dust collecting pipelines, the flue is connected with a negative pressure filter, and the negative pressure filter is connected with an induced draft fan, so that under the suction force of the induced draft fan, the negative pressure filter filters the smoke dust at the slag cooler and the deslagging belt through the dust collecting interfaces (the first dust collecting interface and the second dust collecting interface) and the dust collecting pipelines, thereby forming clean air, and then the clean air is exhausted to the atmosphere through a chimney, thereby protecting the operating environment around the boiler, and the structure is simple and the operation is convenient, and the energy consumption is low, and the energy is saved and the environment is protected.
Drawings
Other objects and results of the present invention will become more apparent and readily appreciated as the same becomes better understood by reference to the following description and appended claims, taken in conjunction with the accompanying drawings. In the drawings:
FIG. 1 is a schematic structural diagram of an energy-saving dust removing device of a deslagging system according to an embodiment of the utility model.
Wherein the reference numerals include: 1. the device comprises a boiler, 2, a slag cooler, 3, a slag removing belt, 4, a slag bin, 51, a flue, 52, a dust collecting pipeline, 6, a gate valve, 7, an induced draft fan, 71, a regulating gate, 72, an air suction pipeline, 73, an exhaust pipeline, 8, a negative pressure filter, 9 and a chimney.
The same reference numbers in all figures indicate similar or corresponding features or functions.
Detailed Description
The deslagging system mainly produces a large amount of raised dusts at a slag cooler, a slag conveying belt and a slag bin, once the positive pressure condition occurs, the dust at the slag cooler is increased to influence the operation and the working environment below the boiler, and the dust below the boiler is treated at present, so that the working environment below the boiler is severe, the deslagging belt and the slag bin are also the main links for dust production, the prior art mostly adopts a flat bag dust remover to deslag, but the flat bag dust remover has larger energy consumption and poorer economic applicability.
In view of the above problems, the present invention provides an energy-saving dust removing device for a deslagging system, and the following describes in detail a specific embodiment of the present invention with reference to the accompanying drawings.
The following description of the exemplary embodiment(s) is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses. Techniques and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.
In order to explain the energy-saving dust removing device of the slag removal system provided by the utility model, fig. 1 is a schematic structural diagram of the energy-saving dust removing device of the slag removal system in the embodiment of the utility model;
the deslagging system of the thermal power plant is one of the main sources of pollution, the dedusting of the deslagging system is a technical difficulty, the deslagging system mainly comprises a slag cooler, a slag conveying belt and a slag bin, the deslagging system generally generates a large amount of raised dust in three links, and the deslagging system mainly comprises the steps of cooling the slag cooler, conveying the deslagging belt and dropping slag in the slag bin.
As shown in fig. 1, the utility model provides an energy-saving dust removing device of a deslagging system, which comprises a deslagging system, wherein the deslagging system comprises a boiler 1, a slag cooler 2 arranged below the boiler 1, and a deslagging belt 3 connected with the slag cooler 2, wherein the slag cooler 2 is red slag equipment for cooling the boiler 1, a cooling medium is water, power is a motor, and the rotating speed is medium; this go out slagging-off belt 2 is used for transporting the low sediment of boiler to carry the bottom sediment of boiler to slag chamber 4.
In the embodiment shown in fig. 1, a first dust collecting interface (not shown in the figure) is arranged on the slag cooler 2; a dust collection cover (not shown in the figure) is arranged on the deslagging belt 3, and a second dust collection interface is arranged on the dust collection cover; in the embodiment, the device also comprises a slag bin 4, a third dust collecting interface is arranged on the slag bin 4, the third dust collecting interface is connected with a flue through a dust collecting pipeline, namely, the third dust collecting interface is connected with a dust collecting pipeline, in particular, a flue 51 is arranged above a deslagging system, the flue 51 is connected with a first dust collecting interface and a second dust collecting interface through a dust collecting pipeline 52, namely, the flue 51 is connected with a dust collecting pipeline 52, the dust collecting pipeline 52 is used for collecting the dust of a deslagging system, the dust collecting pipeline 52 is connected with the slag cooler 2 through a first dust collecting interface, is connected with a deslagging belt 3 through a second dust collecting interface, is connected with a slag bin 4 through a third dust collecting interface, the specific specification of the first, second, and third dust collecting interfaces is not limited, and in this embodiment, the first and second dust collecting interfaces are flange interfaces, so as to ensure the stability of the connection between the dust collecting pipeline 52 and the slag cooler 2, the slag removing belt 3 and the slag bin 4.
In the embodiment shown in fig. 1, the gate valves 6 are arranged on the dust collecting pipelines 52, and three sets of dust collecting pipelines connected with the slag cooler 2, the slag removing belt 3 and the slag bin 4 are respectively provided with the respective gate valves 6, and the gate valves 6 are used for controlling the turning-off or turning-on of the whole dust collecting process, so that the slag cooler 2, the slag removing belt 3 and the slag bin 4 can be respectively and separately dedusted according to the dust situation on site, thereby reducing energy waste, saving energy and reducing emission.
In the embodiment shown in fig. 1, the flue 51 is connected with a negative pressure filter 8, the negative pressure filter 8 comprises a dust collecting bag (not shown in the figure) which divides the negative pressure filter 8 into a dust collecting area and a negative pressure area for collecting and filtering the dust-containing smoke which is sucked in, the negative pressure filter is connected with an induced draft fan which is used for providing negative pressure power to enable the negative pressure filter to form the negative pressure area so as to suck the dust-containing smoke and keep the dust of the dust-containing smoke in the bag through the dust collecting bag so as to obtain clean air, in particular, the negative pressure filter filters the smoke dust at the slag cooler and the slag discharging belt through a first dust collecting interface, a second dust collecting interface and a dust collecting pipeline under the action of the induced draft fan so as to form clean air, and then discharges the clean air to the atmosphere through a chimney, thereby protecting the operating environment around the boiler, and the structure is simple, convenient operation, low energy consumption, energy conservation and environmental protection.
In the embodiment shown in fig. 1, an air suction duct 72 is arranged at the front end of the induced draft fan 7, an air exhaust duct 73 is arranged at the rear end of the induced draft fan 7, the air suction duct is connected with the end of the negative pressure filter 8, and the air exhaust duct 73 is connected with a chimney, so that the clean air dedusted by the negative pressure filter 8 is exhausted to the atmosphere through the chimney.
In addition, in the embodiment shown in fig. 1, the induced draft fan 7 is provided with the adjusting door 71, and the adjusting door is used for adjusting the air volume sucked and exhausted by the induced draft fan, so that the wind power can be controlled according to the dust deposition condition on site, thereby avoiding the waste of electric power, saving energy and reducing emission.
So, when slagging-off belt transport department, the cold sediment machine is cooled down, a large amount of dust has been produced when the sediment storehouse falls the sediment, the dust cage collects the dirty air that slagging-off belt transported the department in dust collection interface (first, second, third dust collection interface) department, then negative pressure filter passes through sediment belt transport department under the effect of draught fan, cold sediment machine cooling department, the dust collection interface and the dust collection pipeline of sediment storehouse department filter the cold sediment machine, the smoke and dust of slagging-off belt and sediment storehouse department, then the smoke and dust is filtered and is collected in the dust removal sack, thereby form clean air at the negative pressure zone, clean air passes through the air suction pipeline and the exhaust pipe of draught fan, thereby arrange clean air to the atmosphere through the chimney, and then ensure the clean and tidy nature of the operational environment around the boiler, and simple structure, and convenient operation.
As described above, the energy-saving dust removing device of the slag removing system shown in fig. 1 includes a dust removing system, a first dust collecting interface is arranged on a slag cooler of the dust removing system, a dust collecting cover is arranged on a slag removing belt of the dust removing system, a second dust collecting interface is arranged on the dust collecting cover, a flue is arranged above the slag removing system, the flue is connected with the first and second dust collecting interfaces through dust collecting pipelines, the flue is connected with a negative pressure filter, the negative pressure filter is connected with an induced draft fan, so that under the suction force of the induced draft fan, the dust at the slag cooler and the slag removing belt is filtered through the dust collecting interfaces and the dust collecting pipelines, thereby forming clean air, and then the clean air is exhausted to the atmosphere through a chimney, thereby protecting the operating environment around the boiler, and having simple structure, convenient operation, low energy consumption, energy saving and environmental protection.
The energy saving dust removing device of the slag removal system according to the present invention is described above by way of example with reference to the accompanying drawings. However, it should be understood by those skilled in the art that various modifications can be made to the energy-saving dust removing device of the slag removing system provided by the utility model without departing from the scope of the utility model. Therefore, the scope of the present invention should be determined by the contents of the appended claims.
Claims (9)
1. An energy-saving dust removal device of a deslagging system, which comprises a deslagging system, wherein the deslagging system comprises a boiler, a slag cooler arranged below the boiler, and a deslagging belt connected with the slag cooler, and is characterized in that,
a first dust collecting interface is arranged on the slag cooler;
a dust collection cover is arranged on the deslagging belt, and a second dust collection interface is arranged on the dust collection cover;
a flue is arranged above the deslagging system;
the flue is connected with the first dust collecting interface and the second dust collecting interface through a dust collecting pipeline;
the flue is connected with a negative pressure filter;
the negative pressure filter is connected with a draught fan.
2. The energy-saving dust removing device of the slag removing system according to claim 1, further comprising a slag bin,
and a third dust collecting interface is arranged on the slag bin, and the third dust collecting interface is connected with the flue through a dust collecting pipeline.
3. The energy saving and dust removing apparatus of the slag removing system according to claim 2,
the first dust collecting interface, the second dust collecting interface and the third dust collecting interface are flange interfaces.
4. The energy-saving dust removing apparatus of the slag removing system according to claim 2,
and a gate valve is arranged on the dust collection pipeline.
5. The energy saving and dust removing apparatus of the slag removing system according to claim 1,
the negative pressure filter comprises a dust removal cloth bag, and the dust removal cloth bag divides the negative pressure filter into a dust collection area and a negative pressure area.
6. The energy saving and dust removing apparatus of the slag removing system according to claim 1,
the front end of the draught fan is provided with an air suction pipeline, and the rear end of the draught fan is provided with an exhaust pipeline.
7. The energy-saving dust removing apparatus of the slag removing system according to claim 6,
the air suction pipeline is connected with the negative pressure filter.
8. The energy saving and dust removing apparatus of the slag removing system according to claim 7,
the exhaust duct is connected with the chimney.
9. The energy saving and dust removing apparatus of the slag removing system according to claim 1,
and the draught fan is provided with an adjusting door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121353170.XU CN217031227U (en) | 2021-06-17 | 2021-06-17 | Energy-saving dust removal device of deslagging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121353170.XU CN217031227U (en) | 2021-06-17 | 2021-06-17 | Energy-saving dust removal device of deslagging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217031227U true CN217031227U (en) | 2022-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121353170.XU Active CN217031227U (en) | 2021-06-17 | 2021-06-17 | Energy-saving dust removal device of deslagging system |
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| Country | Link |
|---|---|
| CN (1) | CN217031227U (en) |
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- 2021-06-17 CN CN202121353170.XU patent/CN217031227U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220824 Address after: 100176, No. 1, Kangding street, Daxing District economic and Technological Development Zone, Beijing, B2 Patentee after: CHINA HUAYE GROUP Co.,Ltd. Patentee after: TIANJIN HUAYE ENGINEERING DESIGN Co.,Ltd. Address before: 100085 block B2, 1 Kangding street, economic and Technological Development Zone, Daxing District, Beijing Patentee before: CHINA HUAYE GROUP Co.,Ltd. |
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| TR01 | Transfer of patent right |