CN205717288U - Hot blast and exhaust gas double-medium powder delivery adjustable-flow boiler combustion equipment - Google Patents
Hot blast and exhaust gas double-medium powder delivery adjustable-flow boiler combustion equipment Download PDFInfo
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- CN205717288U CN205717288U CN201620454165.0U CN201620454165U CN205717288U CN 205717288 U CN205717288 U CN 205717288U CN 201620454165 U CN201620454165 U CN 201620454165U CN 205717288 U CN205717288 U CN 205717288U
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- coal
- boiler
- pipeline
- control valve
- pulverized
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Abstract
The utility model discloses a kind of hot blast and exhaust gas double-medium powder delivery adjustable-flow boiler combustion equipment, can be transported in boiler participate in burning as the medium of a kind of powder feeding using weary gas, thus improve the utilization rate of coal dust, it is effectively increased efficiency of combustion, air is entered by boiler dust remover, air-introduced machine, chimney, thus reducing discharge, economic indicator and discharge index for boiler have bigger meaning.Check the combustion case of boiler by boiler combustion detector and pass to first and second flow control valve during by inspection fructufy, the amount of feeding of coal dust is adjusted by the moment that coordinates of first and second flow control valve respectively with first and second mateiral pump, coal dust is enable to burn the most completely, avoid the waste of raw material, ensure the efficiency of combustion of boiler simultaneously, make boiler can reach combustion standard all the time.
Description
Technical field
This utility model relates to pulverized coal carried by hot air field of boilers, particularly relates to a kind of hot blast and exhaust gas double-medium powder delivery flow can
Mode boiler combustion equipment.
Background technology
Joining the boiler of pulverized coal carried by hot air the ball type pulverizer system, due to the existence of a large amount of tertiary airs, the burning to boiler exists
Extremely disadvantageous impact, causes boiler economics to reduce, discharged nitrous oxides is too high, exclusion secondary wind causes cannot effective group
Knit burning etc. in stove.
Existing pulverized coal carried by hot air boiler carries out powder feeding simply by this kind of medium of hot blast, does not has unnecessary medium to send
Powder, causes efficiency of combustion low.
Existing pulverized coal carried by hot air boiler cannot adjust the amount of feeding of coal dust in combustion at any time, and the coal dust amount of feeding is too high
Can cause burning completely, waste raw material very much, too increase cost, the too low meeting of the coal dust amount of feeding causes efficiency of combustion low,
Do not reach combustion standard.
Because above-mentioned defect, the design people, the most in addition research and innovation, to founding a kind of hot blast and weary gas is double is situated between
Matter powder feeding adjustable-flow boiler combustion equipment so that it is have more the value in industry.
Utility model content
For solving above-mentioned technical problem, the purpose of this utility model is to provide one can improve efficiency of combustion, reduces row
Put, automatically adjust hot blast and the exhaust gas double-medium powder delivery adjustable-flow boiler combustion equipment of the coal dust amount of feeding.
A kind of hot blast that the utility model proposes and exhaust gas double-medium powder delivery adjustable-flow boiler combustion equipment, its feature
It is: include coal feedstock transportation mechanism, coal dust separating mechanism, mill exhauster, boiler, Pulverized Coal Bin, blast pipe road and first and second wind
Pipe, described coal dust separating mechanism is connected to by pipeline be the top of described conveying coal feedstock transportation mechanism, and described Pulverized Coal Bin is logical
Piping is connected to the lower section of described coal dust separating mechanism, and a fixed feed pipe in described Pulverized Coal Bin, described feed pipe is connected to
On described first time airduct, described mill exhauster is connected to the side of described coal dust separating mechanism by pipeline, described mill exhauster with
Described blast pipe road connects, and described blast pipe road and described first and second airduct are all connected with described boiler;
Also include the first mateiral pump, first flow control valve and boiler combustion detector, described first mateiral pump and described
First flow control valve is installed on described feed pipe, and described boiler combustion detector is arranged on described boiler, described pot
Stove combustion supervision device communicates to connect with described first flow control valve, and described first flow control valve is messaging in described first and takes out material
Pump;
Also include that the second mateiral pump and second flow control valve, described second mateiral pump and described second flow control valve are equal
Being arranged on described blast pipe road, described boiler combustion detector communicates to connect with described second flow control valve, and described second
Flow control valve is messaging in described second mateiral pump;
Also including boiler dust remover, air-introduced machine and chimney, described boiler is connected with described boiler dust remover by pipeline, institute
State air-introduced machine to be connected between described boiler dust remover and described chimney.
As further improvement of the utility model, described coal feedstock transportation mechanism includes coal bunker, feeder and coal pulverizer,
Described feeder is connected with described coal bunker by pipeline, and described coal pulverizer is connected with described feeder by pipeline, described coal supply
Machine is positioned at the lower section of described coal bunker, and described coal pulverizer is positioned at the lower section of described feeder.
As further improvement of the utility model, described coal dust separating mechanism includes that mill separator separates with fine powder
Device, described mill separator is connected with described coal pulverizer by pipeline, and described pulverized-coal collector is divided with described coarse powder by pipeline
Connecting from device, described mill separator is positioned at the top of described coal pulverizer, and described pulverized-coal collector is put down with described mill separator
Row is arranged.
As further improvement of the utility model, described mill exhauster is connected to the upper of described pulverized-coal collector by pipeline
Side, described Pulverized Coal Bin is connected to the lower section of described pulverized-coal collector by pipeline.
As further improvement of the utility model, described feed pipe is fixedly connected on the bottom of described Pulverized Coal Bin, described
Primary air piping is positioned at the lower section of described Pulverized Coal Bin.
As further improvement of the utility model, also include that secondary air box, described secondary air box are connected to described second
On secondary airduct.
By such scheme, this utility model at least has the advantage that this hot blast and exhaust gas double-medium powder delivery flow can
Weary gas can be transported in boiler participate in burning by mode boiler combustion equipment as the medium of a kind of powder feeding, thus improves coal dust
Utilization rate, be effectively increased efficiency of combustion, enter air by boiler dust remover, air-introduced machine, chimney, thus reduce discharge,
Economic indicator and discharge index for boiler have bigger meaning.
Check the combustion case of boiler by boiler combustion detector and pass to first and second flow during by inspection fructufy
Control valve, adjusts the amount of feeding of coal dust by the moment that coordinates of first and second flow control valve respectively with first and second mateiral pump, makes
Coal dust can burn the most completely, it is to avoid the waste of raw material, ensures the efficiency of combustion of boiler simultaneously, makes boiler can reach all the time
Combustion standard.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand skill of the present utility model
Art means, and can being practiced according to the content of description, below with preferred embodiment of the present utility model and coordinate accompanying drawing detailed
Describe in detail bright as after.
Accompanying drawing explanation
Fig. 1 is this utility model hot blast and the structural representation of exhaust gas double-medium powder delivery adjustable-flow boiler combustion equipment
Figure.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, detailed description of the invention of the present utility model is described in further detail.Below
Embodiment is used for illustrating this utility model, but is not limited to scope of the present utility model.
Embodiment: a kind of hot blast and exhaust gas double-medium powder delivery adjustable-flow boiler combustion equipment, including coal feedstock transportation
Mechanism 1, coal dust separating mechanism 2, mill exhauster 3, boiler 4, Pulverized Coal Bin 5, blast pipe road 8 and first and second airduct 6,7, described coal
Powder separating mechanism is connected to by pipeline be the top of described conveying coal feedstock transportation mechanism, and described Pulverized Coal Bin is connected by pipeline
In the lower section of described coal dust separating mechanism, a fixed feed pipe 9 in described Pulverized Coal Bin, described feed pipe is connected to described first time
On airduct, described mill exhauster is connected to the side of described coal dust separating mechanism, described mill exhauster and described blast pipe by pipeline
Road connects, and described blast pipe road is all connected with described boiler with described first and second airduct;
Also include the first mateiral pump 41, first flow control valve 42 and boiler combustion detector 43, described first mateiral pump
Being installed on described feed pipe with described first flow control valve, described boiler combustion detector is arranged on described boiler,
Described boiler combustion detector and described first flow control valve communicate to connect, and described first flow control valve is messaging in described the
One mateiral pump;
Also include that the second mateiral pump 12 and second flow control valve 13, described second mateiral pump and described second flow control
Valve is installed on described blast pipe road, and described boiler combustion detector communicates to connect with described second flow control valve, described
Second flow control valve is messaging in described second mateiral pump;
Also include boiler dust remover 14, air-introduced machine 15 and chimney 16, described air-introduced machine be connected to described boiler dust remover and
Between described chimney.
Described coal feedstock transportation mechanism includes coal bunker 21, feeder 22 and coal pulverizer 23, described feeder by pipeline with
Described coal bunker connects, and described coal pulverizer is connected with described feeder by pipeline, and described feeder is positioned at the lower section of described coal bunker,
Described coal pulverizer is positioned at the lower section of described feeder.
Described coal dust separating mechanism includes mill separator 31 and pulverized-coal collector 32, and described mill separator passes through pipeline
Connecting with described coal pulverizer, described pulverized-coal collector is connected with described mill separator by pipeline, described mill separator position
In the top of described coal pulverizer, described pulverized-coal collector be arranged in parallel with described mill separator.
Described mill exhauster is connected to the top of described pulverized-coal collector by pipeline, and described Pulverized Coal Bin is connected to by pipeline
The lower section of described pulverized-coal collector.
Described feed pipe is fixedly connected on the bottom of described Pulverized Coal Bin, and described primary air piping is positioned under described Pulverized Coal Bin
Side.
Also include that secondary air box 18, described secondary air box are connected on described second time airduct.
This hot blast and exhaust gas double-medium powder delivery adjustable-flow boiler combustion equipment can be using weary gas as a kind of powder feedings
Medium is transported in boiler participate in burning, thus improves the utilization rate of coal dust, is effectively increased efficiency of combustion, passes through boiler dusting
Device, air-introduced machine, chimney enter air, thus reduce discharge, and economic indicator and discharge index for boiler have bigger meaning
Justice.
Check the combustion case of boiler by boiler combustion detector and pass to first and second flow during by inspection fructufy
Control valve, adjusts the amount of feeding of coal dust by the moment that coordinates of first and second flow control valve respectively with first and second mateiral pump, makes
Coal dust can burn the most completely, it is to avoid the waste of raw material, ensures the efficiency of combustion of boiler simultaneously, makes boiler can reach all the time
Combustion standard.
The above is only preferred implementation of the present utility model, is not limited to this utility model, it is noted that
For those skilled in the art, on the premise of without departing from this utility model know-why, it is also possible to do
Going out some improvement and modification, these improve and modification also should be regarded as protection domain of the present utility model.
Claims (6)
1. a hot blast and exhaust gas double-medium powder delivery adjustable-flow boiler combustion equipment, it is characterised in that: include that coal raw material is defeated
Send mechanism, coal dust separating mechanism, mill exhauster, boiler, Pulverized Coal Bin, blast pipe road and first and second airduct, described coal dust seperator
Structure is connected to by pipeline be the top of described conveying coal feedstock transportation mechanism, and described Pulverized Coal Bin is connected to described coal by pipeline
The lower section of powder separating mechanism, a fixed feed pipe in described Pulverized Coal Bin, described feed pipe is connected on described first time airduct, institute
Stating mill exhauster and be connected to the side of described coal dust separating mechanism by pipeline, described mill exhauster is connected with described blast pipe road, institute
State blast pipe road and described first and second airduct is all connected with described boiler;
Also include the first mateiral pump, first flow control valve and boiler combustion detector, described first mateiral pump and described first
Flow control valve is installed on described feed pipe, and described boiler combustion detector is arranged on described boiler, and described boiler fires
Burning detector to communicate to connect with described first flow control valve, described first flow control valve is messaging in described first mateiral pump;
Also include that the second mateiral pump and second flow control valve, described second mateiral pump and described second flow control valve are respectively mounted
On described blast pipe road, described boiler combustion detector communicates to connect with described second flow control valve, described second flow
Control valve is messaging in described second mateiral pump;
Also including boiler dust remover, air-introduced machine and chimney, described boiler is connected with described boiler dust remover by pipeline, described in draw
Blower fan is connected between described boiler dust remover and described chimney.
Hot blast the most according to claim 1 and exhaust gas double-medium powder delivery adjustable-flow boiler combustion equipment, its feature exists
In: described coal feedstock transportation mechanism includes coal bunker, feeder and coal pulverizer, and described feeder is by pipeline with described coal bunker even
Logical, described coal pulverizer is connected with described feeder by pipeline, and described feeder is positioned at the lower section of described coal bunker, described coal pulverizer
It is positioned at the lower section of described feeder.
Hot blast the most according to claim 2 and exhaust gas double-medium powder delivery adjustable-flow boiler combustion equipment, its feature exists
In: described coal dust separating mechanism includes mill separator and pulverized-coal collector, and described mill separator is by pipeline and described mill
Coal machine connects, and described pulverized-coal collector is connected with described mill separator by pipeline, and described mill separator is positioned at described mill
The top of coal machine, described pulverized-coal collector be arranged in parallel with described mill separator.
Hot blast the most according to claim 3 and exhaust gas double-medium powder delivery adjustable-flow boiler combustion equipment, its feature exists
In: described mill exhauster is connected to the top of described pulverized-coal collector by pipeline, and described Pulverized Coal Bin is connected to described by pipeline
The lower section of pulverized-coal collector.
Hot blast the most according to claim 4 and exhaust gas double-medium powder delivery adjustable-flow boiler combustion equipment, its feature exists
In: described feed pipe is fixedly connected on the bottom of described Pulverized Coal Bin, and described primary air piping is positioned at the lower section of described Pulverized Coal Bin.
Hot blast the most according to claim 5 and exhaust gas double-medium powder delivery adjustable-flow boiler combustion equipment, its feature exists
In: also include that secondary air box, described secondary air box are connected on described second time airduct.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620454165.0U CN205717288U (en) | 2016-05-18 | 2016-05-18 | Hot blast and exhaust gas double-medium powder delivery adjustable-flow boiler combustion equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620454165.0U CN205717288U (en) | 2016-05-18 | 2016-05-18 | Hot blast and exhaust gas double-medium powder delivery adjustable-flow boiler combustion equipment |
Publications (1)
Publication Number | Publication Date |
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CN205717288U true CN205717288U (en) | 2016-11-23 |
Family
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Family Applications (1)
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CN201620454165.0U Expired - Fee Related CN205717288U (en) | 2016-05-18 | 2016-05-18 | Hot blast and exhaust gas double-medium powder delivery adjustable-flow boiler combustion equipment |
Country Status (1)
Country | Link |
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CN (1) | CN205717288U (en) |
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2016
- 2016-05-18 CN CN201620454165.0U patent/CN205717288U/en not_active Expired - Fee Related
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C14 | Grant of patent or utility model | ||
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: 20161123 Termination date: 20170518 |