CN205481091U - Pulverized coal boiler device - Google Patents
Pulverized coal boiler device Download PDFInfo
- Publication number
- CN205481091U CN205481091U CN201620059083.6U CN201620059083U CN205481091U CN 205481091 U CN205481091 U CN 205481091U CN 201620059083 U CN201620059083 U CN 201620059083U CN 205481091 U CN205481091 U CN 205481091U
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- China
- Prior art keywords
- coal
- trunk roads
- major trunk
- boiler
- pulverized
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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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Abstract
The utility model discloses a pulverized coal boiler device, including boiler body, buggy feeding device, the dust removal system of discharging fume of boiler, first major trunk roads and air supply arrangement, it is continuous with boiler body's buggy input port that first major trunk roads are equipped with the pipeline, its characterized in that: buggy feeding device includes the raw coal hopper, the vibration feeder, the steel ball milling machine, classifier, cyclone separator, the buggy storehouse, the impeller machine supplying powder, be equipped with the cone type flapper between cyclone separator and the buggy storehouse in proper order, the filter screen, the cone type flapper, the lower part in the buggy storehouse is established to the impeller machine supplying powder, be connected with the second major trunk roads on the first major trunk roads, air supply arrangement passes through the pipeline and is connected with the second major trunk roads, it is continuous with boiler body's buggy input port that the second major trunk roads are equipped with the branch road, be equipped with the buggy blender on each way. The utility model has the advantages of reliably carry the coal supply powder for the boiler combustion, realize effectively supplying air, do benefit to the combustion efficiency who improves the boiler, pollution abatement thing, environmental protection and energy saving.
Description
Technical field
This utility model relates to the technical field of boiler, the technology of a kind of pulverized-coal fired boiler device.
Background technology
In northern China, industrial or civilian have heat demand, therefore usually in central city section, industry
Section, garden delimited as central heating region, to this end, set up cogeneration units or Large Efficient in this region
Heating boiler.Such as Jianli County one plant area, by considering that full factory pipe network loses and certain surplus, full factory
Need the saturated vapor 29.2 × 1.093=31.91t/h of 0.5MPa altogether, need the saturated vapor 35.42 of 0.2MPa
× 1.093=38.71t/h, needs the saturated vapor 0.31 × 1.093=0.339t/h of 0.98MPa.According to heat
Load condition cogeneration of heat and power policy relevant with country, is usually and uses the fixed electricity of heat, the principle of cogeneration of heat and power.Its
The development and utilization of medium-and-large-sized efficient heating boiler is one of research of technique.In boiler plant, pulverized-coal fired boiler
It it is a kind of important heat production heating plant.In view of the feature of pulverized-coal fired boiler, the choosing to the boiler controller system of hot source point
Select and layout proposes requirement, the efficiency of boiler and the discharge of pollutant are proposed requirement, particularly dirty
The discharge of dye thing needs to reach emission request, reduces environmental pollution, and in heat supplying process, either steams
Steam pipe net heat supply or hot water pipe net heat supply, condense water and all to recycle in principle.
Summary of the invention
The purpose of this utility model is that provide a kind of reliably provides coal dust for boiler combustion, it is achieved effectively blow,
It is beneficial to improve the efficiency of combustion of boiler, reduces pollutant, the pulverized-coal fired boiler device of environmental protection and energy saving.
The technical solution of the utility model is realized in.
A kind of pulverized-coal fired boiler device, including boiler body, coal dust feed arrangement, the dedusting smoke evacuation system of boiler,
First major trunk roads and air-supply arrangement, the first major trunk roads are provided with pipeline and are connected with the coal dust input port of boiler body,
It is characterized in that: described coal dust feed arrangement includes raw coal hopper, vibration coal feeder, steel ball flour mill, thick
Powder separator, pulverized-coal collector, Pulverized Coal Bin, Impeller powder feeder, raw coal hopper is connected with steel ball flour mill,
Vibration coal feeder is located at the bottom of raw coal hopper, steel ball flour mill by pipeline successively with mill separator, thin
Powder separator is connected, and pulverized-coal collector is connected with Pulverized Coal Bin, is sequentially provided with between pulverized-coal collector and Pulverized Coal Bin
Bevel-type flapper, filter screen, bevel-type flapper, Impeller powder feeder is located at the bottom of Pulverized Coal Bin, the first major trunk roads
Upper connection has the second major trunk roads, and air-supply arrangement is connected by pipeline and the second major trunk roads, and the second major trunk roads are provided with
Branch road is connected with the coal dust input port of boiler body, is provided with coal, pulverulent fuel mixer on each branch road, and impeller is to powder
The output pipe of machine is connected with coal, pulverulent fuel mixer, and described first major trunk roads are provided with pipeline and are connected with steel ball flour mill.
Described Impeller powder feeder is provided with two or more than three, and each corresponding with a coal, pulverulent fuel mixer phase
Connect, and this branch road that the second major trunk roads are arranged is connected with a coal dust input port of boiler body accordingly.
The dedusting smoke evacuation system of described boiler includes cloud of dust passing away and chimney, cloud of dust passing away and chimney
Between be disposed with sack cleaner, gallet water curtain dust collector, the outlet of gallet water curtain dust collector also sets up
There is air-introduced machine.
Described air-supply arrangement includes pressure fan, and the outlet of pressure fan is additionally provided with pipeline and is connected with cloud of dust passing away.
Described pulverized-coal fired boiler device also includes mill exhauster, and the input port of mill exhauster is by pipeline and boiler body
Coal dust input port and/or sack cleaner are connected, and the delivery outlet of mill exhauster passes through pipeline and pulverized-coal collector phase
Even.
Described first major trunk roads are closing pipe line, and the two ends of the second major trunk roads are connected with the first major trunk roads,
The both ends of two major trunk roads are provided with the air door of Serve Motor Control, air-supply arrangement and the second major trunk roads even
The pipeline connect is provided with filter screen and by the air door of Serve Motor Control, the described branch road that the second major trunk roads are provided with
It is provided with the air door by Serve Motor Control.
This utility model has the advantages that
By coal dust feed arrangement described in the utility model, satisfactory coal dust can be improved, the most slightly
Powder separator, the setting of pulverized-coal collector, and between pulverized-coal collector and Pulverized Coal Bin, it is sequentially provided with bevel-type lock
Gas device, filter screen, bevel-type flapper, so, both can improve the technical performance index of coal dust feeding, again may be used
Enter the control performance before Pulverized Coal Bin with raising coal dust, and efficiency can improved, prevent dust from polluting,
During the processed to raw coal, each equipment connects reasonable with compact in design, is suitable for the fixed electricity of heat, heat
The principle that is produced from Electricity Federation.
This utility model is closing pipe line due to the first major trunk roads, the two ends of the second major trunk roads and the first major trunk roads
Connect, be provided with the air door of Serve Motor Control at the both ends of the second major trunk roads, air-supply arrangement and the
Being provided with filter screen and by the air door of Serve Motor Control in the pipeline that two major trunk roads connect, the second major trunk roads are provided with
Described branch road be provided with the air door by Serve Motor Control, be so beneficial to the control of coal dust and supply air system
With utilization, can be that the burning of boiler provides material performance index reliability and effectiveness, thus improve pot
The thermal efficiency of stove, decreases the pollutant pollution to environment.
Accompanying drawing explanation
Fig. 1 is this utility model pulverized-coal fired boiler apparatus structure schematic diagram.
Detailed description of the invention
The utility model is described in further detail below in conjunction with the accompanying drawings.
As it is shown in figure 1, this utility model pulverized-coal fired boiler device, including boiler body 1, coal dust feed arrangement,
The dedusting smoke evacuation system of boiler, the first major trunk roads 15 and air-supply arrangement, the first major trunk roads are provided with pipeline and boiler
The coal dust input port of body is connected, and coal dust feed arrangement includes raw coal hopper 6, vibration coal feeder 8, Ball Mill
Powder machine 2, mill separator 5, pulverized-coal collector 4, Pulverized Coal Bin 7, Impeller powder feeder 9, raw coal hopper and steel
Ball mill connect, vibration coal feeder is located at the bottom of raw coal hopper, steel ball flour mill by pipeline successively with
Mill separator, pulverized-coal collector are connected, and pulverized-coal collector is connected with Pulverized Coal Bin, pulverized-coal collector and coal dust
Being sequentially provided with bevel-type flapper 18, filter screen 19, bevel-type flapper between storehouse, Impeller powder feeder is located at Pulverized Coal Bin
Bottom, on the first major trunk roads connect have the second major trunk roads 16, air-supply arrangement pass through pipeline and the second major trunk roads
Connecting, the second major trunk roads are provided with branch road and are connected with the coal dust input port of boiler body, are provided with on each branch road
Coal, pulverulent fuel mixer, the output pipe of Impeller powder feeder is connected with coal, pulverulent fuel mixer 17, and described first major trunk roads set
Pipeline is had to be connected with steel ball flour mill.
Impeller powder feeder is provided with two or more than three, each corresponding being connected with a coal, pulverulent fuel mixer,
And second major trunk roads arrange this branch road be connected with a coal dust input port of boiler body accordingly.
The dedusting smoke evacuation system of boiler includes cloud of dust passing away and chimney 14, between cloud of dust passing away and chimney
Being disposed with sack cleaner 12, gallet water curtain dust collector 11, the outlet of gallet water curtain dust collector also sets up
There is air-introduced machine 13.
The dedusting smoke evacuation system air-supply arrangement of boiler includes pressure fan 10, the outlet of pressure fan be additionally provided with pipeline with
Cloud of dust passing away is connected.
Pulverized-coal fired boiler device also includes mill exhauster 3, and the input port of mill exhauster is by the coal dust of pipeline with boiler body
Input port and/or sack cleaner are connected, and the delivery outlet of mill exhauster is connected with pulverized-coal collector by pipeline.
First major trunk roads 15 are closing pipe line, and the two ends of the second major trunk roads 16 are connected with the first major trunk roads,
The both ends of the second major trunk roads are provided with the air door 20 of Serve Motor Control, air-supply arrangement and the second trunk
The pipeline that road connects is provided with filter screen and by the air door 21 of Serve Motor Control, the institute that the second major trunk roads are provided with
State branch road and be provided with the air door 22 by Serve Motor Control.There is the figure of identical structural representation in the drawings
For the parts that function is identical, such as air door 20 and air door 21, air door 22.
The above, the only specific embodiment in this utility model, technical characteristic the most of the present utility model
Being not limited thereto, all those skilled in the art are in technical field of the present utility model, new according to this practicality
Equivalence done by design concept in type is replaced or is modified, and is all considered as containing in protection of the present utility model
In scope.
Claims (6)
1. a pulverized-coal fired boiler device, the dedusting smoke evacuation including boiler body, coal dust feed arrangement, boiler is
System, the first major trunk roads and air-supply arrangement, the first major trunk roads are provided with the coal dust input port phase of pipeline and boiler body
Even, it is characterised in that: described coal dust feed arrangement include raw coal hopper, vibration coal feeder, steel ball flour mill,
Mill separator, pulverized-coal collector, Pulverized Coal Bin, Impeller powder feeder, raw coal hopper is connected with steel ball flour mill,
Vibration coal feeder is located at the bottom of raw coal hopper, steel ball flour mill by pipeline successively with mill separator, thin
Powder separator is connected, and pulverized-coal collector is connected with Pulverized Coal Bin, is sequentially provided with between pulverized-coal collector and Pulverized Coal Bin
Bevel-type flapper, filter screen, bevel-type flapper, Impeller powder feeder is located at the bottom of Pulverized Coal Bin,
Connecting on first major trunk roads and have the second major trunk roads, air-supply arrangement is connected by pipeline and the second major trunk roads,
Second major trunk roads are provided with branch road and are connected with the coal dust input port of boiler body, are provided with coal on each branch road
Powder mixer, the output pipe of Impeller powder feeder is connected with coal, pulverulent fuel mixer, and described first major trunk roads are provided with pipe
Road is connected with steel ball flour mill.
Boiler combustion device the most according to claim 1, it is characterised in that: described Impeller powder feeder is provided with
Two or more than three, each corresponding being connected with a coal, pulverulent fuel mixer, and the setting of the second major trunk roads
This branch road be connected with a coal dust input port of boiler body accordingly.
Boiler combustion device the most according to claim 1, it is characterised in that: the dedusting smoke evacuation of described boiler
System includes cloud of dust passing away and chimney, is disposed with bag-type dusting between cloud of dust passing away and chimney
Device, gallet water curtain dust collector, the outlet of gallet water curtain dust collector is additionally provided with air-introduced machine.
Boiler combustion device the most according to claim 3, it is characterised in that: described air-supply arrangement includes sending
Blower fan, the outlet of pressure fan is additionally provided with pipeline and is connected with cloud of dust passing away.
Boiler combustion device the most according to claim 3, it is characterised in that: described pulverized-coal fired boiler device is also
Including mill exhauster, the input port of mill exhauster is by pipeline and the coal dust input port of boiler body and/or bag-type dusting
Device is connected, and the delivery outlet of mill exhauster is connected with pulverized-coal collector by pipeline.
Boiler combustion device the most according to claim 1, it is characterised in that: described first major trunk roads are envelope
Stopped pipe road, the two ends of the second major trunk roads are connected with the first major trunk roads, are provided with at the both ends of the second major trunk roads
By the pipeline that the air door of Serve Motor Control, air-supply arrangement and the second major trunk roads connect being provided with filter screen and leading to
Crossing the air door of Serve Motor Control, the described branch road that the second major trunk roads are provided with is provided with and passes through Serve Motor Control
Air door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620059083.6U CN205481091U (en) | 2016-01-21 | 2016-01-21 | Pulverized coal boiler device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620059083.6U CN205481091U (en) | 2016-01-21 | 2016-01-21 | Pulverized coal boiler device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205481091U true CN205481091U (en) | 2016-08-17 |
Family
ID=56638119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620059083.6U Expired - Fee Related CN205481091U (en) | 2016-01-21 | 2016-01-21 | Pulverized coal boiler device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205481091U (en) |
-
2016
- 2016-01-21 CN CN201620059083.6U patent/CN205481091U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20190121 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |