CN104501201B - Industrial Stoves burner coal dust quantitative distributing device - Google Patents
Industrial Stoves burner coal dust quantitative distributing device Download PDFInfo
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- CN104501201B CN104501201B CN201410775419.4A CN201410775419A CN104501201B CN 104501201 B CN104501201 B CN 104501201B CN 201410775419 A CN201410775419 A CN 201410775419A CN 104501201 B CN104501201 B CN 104501201B
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- coal dust
- industrial stoves
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- feed disk
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Abstract
The invention discloses a kind of Industrial Stoves burner coal dust quantitative distributing device, it includes：Housing, the coal powder entrance for being placed in housing upper, the fluidized wind entrance for being placed in lower housing portion, the agitator for being placed in enclosure interior, also including being placed in enclosure interior and the rationed unit of coal dust that Industrial Stoves number of burners matches.The amount of the coal dust for the conveying of Industrial Stoves burner can be effectively controlled and measured using the present invention, and system architecture is simple, reasonable in design, it is possible to achieve the precise control of heat is input into each burner.
Description
Technical field
The present invention relates to a kind of industrial kiln auxiliary equipment, more particularly to a kind of Industrial Stoves burner coal dust quantitatively divides
With device.
Background technology
At present, the coal dust quantitative distributing device general principle for being used on limekiln is to use unit pulverized-coal system, through one
Some branch pipes are distributed into after main pipeline, coal dust is transported to by each burner by the conveying wind of high pressure, in order to ensure that each is propped up
The coal dust amount of pipe is consistent, and the method for generally using is that the loine pressure drop for ensureing each branch pipe is consistent, such as caliber, pipe
It is long etc. to keep identical.But the position that sometimes burner is set cannot ensure that the length of each branch pipe is identical, there is part
The situation that pipe range is long, part pipe range is short, at this moment the coal dust amount of each branch road would become hard to ensure it is identical.In addition, usual each branch pipe
Coal dust amount be not provided with independent measure device, the coal dust amount of each branch road can only be roughly estimated by the coal dust amount of house steward, when
In the case of the appearance of each branch road coal dust amount is unequal, the exact numerical values recited of its coal dust amount will be unable to learn.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of Industrial Stoves burner coal dust quantitative distributing device, its institute
The technical scheme of use is：A kind of Industrial Stoves burner coal dust quantitative distributing device, including：Housing, it is placed in housing upper
Coal powder entrance, the fluidized wind entrance for being placed in lower housing portion, the agitator for being placed in enclosure interior, also including be placed in enclosure interior with
The rationed unit of coal dust that Industrial Stoves number of burners matches.
Further technical characteristic of the invention is：
The enclosure interior is provided with material level detector.
The rationed unit of coal dust includes the feed disk with coal dust reception hole, drives the circle of feed disk rotational
Coil motor, and defeated, the air supply duct being connected with feed disk eccentric setting and soft seal.
Reception hole on the feed disk is evenly distributed on feed disk in an annular region, the annular region be to
The region that defeated, air supply duct is covered during material disk rotational.
Coupling assembly is additionally provided between the feed disk and defeated, air supply duct, the coupling assembly includes：Sebific duct, rubs
Wipe ring, one end of clip and spring, wherein sebific duct connects defeated, air supply duct, other end connection drag ring, sebific duct and it is defeated, give
Wind pipeline is fixedly connected by clip, and drag ring connects with disk directly contact, one end connection drag ring of spring, the other end is fed
It is connected on defeated, air supply duct.
Reception hole on the feed disk is evenly distributed on feed disk in an annular region, the annular region be to
The region that drag ring is covered during material disk rotational.
Reception hole on the feed disk is tapered, above it is big small below.
The beneficial effects of the invention are as follows：
A kind of Industrial Stoves burner coal dust quantitative distributing device of the present invention is by agitator and fluidisation wind action so that
Coal dust forms density stabilized fluidisation state, meanwhile, the rationed list of coal dust can be set according to the quantity of Industrial Stoves burner
The quantity of unit, it is ensured that each coal dust one burner of rationed unit correspondence, so that can be according in the rationed unit of coal dust
The rotating speed of disk is fed to realize the regulation of the coal dust to single burner.Experiment measures the density of powder fluidized state, and determines
The relational expression of feed disc rotation speed and coal dust amount, the metering of coal dust amount is that can determine that by the relational expression.Simple structure of the present invention,
It is reasonable in design, it is possible to achieve the precise control of heat is input into each burner.
Brief description of the drawings
Fig. 1 is the structural representation of one embodiment of the invention；
Fig. 2 is the structural representation of the rationed unit of coal dust in Fig. 1.
Specific embodiment
The present invention will be further described below in conjunction with the accompanying drawings：
Embodiment one
The Industrial Stoves burner coal dust quantitative distributing device of the present embodiment as shown in figure 1, including：Housing 1, it is placed in housing
The coal powder entrance 2 on 1 top, the fluidized wind entrance 3 for being placed in the bottom of housing 1, the agitator 4 being placed in inside housing 1, also including being placed in
Inside housing 1 with the rationed unit 5 of coal dust that Industrial Stoves number of burners matches.In order to ensure that coal dust is rationed
The normal operation of device, in the present embodiment, the enclosure interior is provided with material level detector 6, that is, be respectively provided with high charge level spy
Device 601, low material level detector 602, low material level detector 603 are surveyed, is stopped when high charge level detector 601 detects breeze material position
Only fed in coal dust quantitative distributing device；Prepare to add when controlling level drops to alarm prompting at low material level detector 602
Material, when controlling level is dropped at low material level detector 603, coal dust quantitative distributing device will be stopped.When coal dust amount
When in the range of controlling level 601 to 602, the coal dust in coal dust quantitative distributing device can ensure conveying needed for it is even fluidizing
State, corresponding coal powder metering also can guarantee that accuracy.
The rationed unit 5 of coal dust as shown in Fig. 2 including the feed disk 501 with coal dust reception hole, drive to
The disc motor 502 that material disk 501 is rotated, and defeated, the ajutage being connected with the feed eccentric setting of disk 501 and soft seal
Road 503.It is described feed disk 501 on reception hole be evenly distributed on feed disk 501 be taken in disk rotational when defeated, air supply duct
In 503 annular regions for being covered.The coal dust for fluidizing state enters the reception hole of feed disk 501 in real time, when reception hole is turned to
When in defeated, air supply duct 503 aerated area, coal dust is blown and delivers to Industrial Stoves burner from bottom to top, by changing
It is fed the rotating speed of disk 501 to be controlled to the amount of the coal dust that burner is supplied, the rotating speed for being fed disk 501 is faster, during unit
Between for burner supply coal dust amount it is bigger.In the embodiment shown in Figure 2, feed disk 501 and the defeated, air supply duct
Coupling assembly is additionally provided between 503, the coupling assembly includes：Sebific duct 504, drag ring 505, clip 506 and spring 507,
Wherein one end of sebific duct 504 connects defeated, air supply duct 503, other end connection drag ring 505, sebific duct 504 and defeated, air supply duct
503 are fixedly connected by clip 506, and drag ring 505 connects drag ring with the directly contact of disk 501, one end of spring 507 is fed
505, the other end is connected on defeated, air supply duct 503.Sebific duct 504 is easy to adjust installation length, and spring 507 can ensure that friction again
Combining closely and soft seal between ring 505 and feed disk 501.For the ease of fluidizing the storage of state coal dust, the feed circle
Reception hole on disk 501 is tapered, above it is big small below, and be evenly distributed on feed disk 501 be taken in disk rotational when rub
In the annular region that ring 505 is covered.
A kind of Industrial Stoves burner coal dust quantitative distributing device of the present invention is made by agitator 4 and fluidisation wind action
Obtain coal dust and form density stabilized fluidisation state, meanwhile, coal dust can be set according to the quantity of Industrial Stoves burner rationed
The quantity of unit 5, it is ensured that each coal dust one burner of the rationed correspondence of unit 5, so that can be according to the rationed list of coal dust
The rotating speed of disk 501 is fed in unit 5 to realize the regulation of the coal dust to single burner.Experiment measures the close of powder fluidized state
Degree, and determine to be fed the relational expression of the rotating speed of disk 501 and coal dust amount, the metering of coal dust amount is that can determine that by the relational expression.This
Inventive structure is simple, reasonable in design, it is possible to achieve the precise control of heat is input into each burner.
Above-mentioned is only the description to specific embodiment, and coverage of the invention is not limited to above-described embodiment, conversely, this hair
It is bright to cover all technical sides being substantially intended to fall within the scope of the appended claims on literal or under the teaching of equivalents
Case.Protection scope of the present invention is defined by claims.
Claims (6)
1. a kind of Industrial Stoves burner coal dust quantitative distributing device, including：Housing, the coal powder entrance for being placed in housing upper, put
Fluidized wind entrance in lower housing portion, the agitator for being placed in enclosure interior, it is characterised in that：Also include be placed in enclosure interior with
The rationed unit of coal dust that Industrial Stoves number of burners matches, the rationed unit of coal dust includes carrying coal dust reception hole
Feed disk, drive the disc motor of feed disk rotational, and be connected with feed disk eccentric setting and soft seal
Defeated, air supply duct, wherein, coal dust reception hole is located on feed disk in an annular region, and the annular region turns for feed disk
The region that defeated, air supply duct is covered when dynamic.
2. Industrial Stoves burner coal dust quantitative distributing device according to claim 1, it is characterised in that：In the housing
Portion is provided with material level detector.
3. Industrial Stoves burner coal dust quantitative distributing device according to claim 1, it is characterised in that：The coal dust is received
Receive hole be evenly distributed on it is described feed disk on the annular region in.
4. Industrial Stoves burner coal dust quantitative distributing device according to claim 3, it is characterised in that：The feed circle
Coupling assembly is additionally provided between disk and defeated, air supply duct, the coupling assembly includes：Sebific duct, drag ring, clip and spring,
Wherein one end of sebific duct connects defeated, air supply duct, and the other end connects drag ring, and sebific duct and defeated, air supply duct are fixed by clip
Connection, drag ring and feed disk directly contact, one end connection drag ring of spring, the other end are connected on defeated, air supply duct.
5. Industrial Stoves burner coal dust quantitative distributing device according to claim 4, it is characterised in that：The annulus
Domain or the region that covers of drag ring during by the feed disk rotational.
6. the Industrial Stoves burner coal dust quantitative distributing device according to claim 1 or 3 or 4 or 5, it is characterised in that：
The coal dust reception hole on the feed disk is tapered, above it is big small below.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410775419.4A CN104501201B (en) | 2014-12-15 | 2014-12-15 | Industrial Stoves burner coal dust quantitative distributing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410775419.4A CN104501201B (en) | 2014-12-15 | 2014-12-15 | Industrial Stoves burner coal dust quantitative distributing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104501201A CN104501201A (en) | 2015-04-08 |
| CN104501201B true CN104501201B (en) | 2017-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410775419.4A Active CN104501201B (en) | 2014-12-15 | 2014-12-15 | Industrial Stoves burner coal dust quantitative distributing device |
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| EP2206648A2 (en) * | 2005-11-21 | 2010-07-14 | Mannkind Corporation | Powder dispensing and sensing apparatus and methods |
| CN201068344Y (en) * | 2007-06-22 | 2008-06-04 | 刘孝武 | Petroleum coke breeze combustion transmission device for industrial furnace |
| CN101397598A (en) * | 2007-09-26 | 2009-04-01 | 上海宝钢工程技术有限公司 | Coal fine preparation, blowing method and device from packed-bed smelting reduction furnace |
| CN102040101A (en) * | 2010-12-29 | 2011-05-04 | 刘孝武 | Petroleum coke powder combustion transporting device for improved industrial furnace |
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| CN104501201A (en) | 2015-04-08 |
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