CN106594784A - Coal spraying quantity continuous controlled novel coal powder spraying machine - Google Patents
Coal spraying quantity continuous controlled novel coal powder spraying machine Download PDFInfo
- Publication number
- CN106594784A CN106594784A CN201710074683.9A CN201710074683A CN106594784A CN 106594784 A CN106594784 A CN 106594784A CN 201710074683 A CN201710074683 A CN 201710074683A CN 106594784 A CN106594784 A CN 106594784A
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- China
- Prior art keywords
- coal
- fixedly mounted
- helical
- bin
- nozzle
- Prior art date
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K3/00—Feeding or distributing of lump or pulverulent fuel to combustion apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N1/00—Regulating fuel supply
- F23N1/005—Regulating fuel supply using electrical or electromechanical means
Abstract
The invention discloses a coal spraying quantity continuous controlled novel coal powder spraying machine. The machine consists of a coal inlet sealing plate, a coal box, a coal spraying module, a bracket, a high-pressure air pipeline, a stirring module and a spiral conveying system; the coal inlet sealing plate is fixedly mounted at the top of the coal box; a conveying device falls coal powder into the coal box from an input port in the coal inlet sealing plate; the coal box, the coal spraying module and the high-pressure air pipeline are fixedly mounted on the bracket; the stirring module is fixedly mounted on the coal box through a bearing and a flange; and the spiral conveying system is fixedly mounted on the coal box through a bolt. The machine adopts a method for adjusting the coal spraying quantity by adjusting the rotating speed of a motor, realizes continuous controllability of the coal spraying quantity and the furnace temperature, can effectively improve the combustion efficiency, save the energy consumption and reduce the cost, and has such advantages as simple structure, uniform mixing and low energy consumption.
Description
Technical field
The present invention relates to the Coal powder spray machine of burning coal powder industry, more particularly to a kind of continuous controllable new coal powder injection of injecting coal quantity
Powder machine.
Background technology
In metallurgy, during baking bricks, Jing carrys out reducing energy consumption frequently with the method to coal injection in stove, increases economic efficiency,
Reduce discharge.And the Coal powder spray machine for adopting at present has that coal dust mesh number is thick and size is uneven, injecting coal quantity continuously cannot be adjusted
Technology drawback, causes the coal dust firing in burner insufficient, increases cost, and chimney over-emitting black exhaust causes pollution to environment.Cause
This, is badly in need of a kind of novel pulverized coal spraying machine that can realize that uniform coal powder injection, injecting coal quantity are continuously controllable, to meet modernization of industry burning
Room needs.
The content of the invention
A kind of deficiency that the present invention is present for current Coal powder spray machine, there is provided the continuous controllable novel pulverized coal spraying of injecting coal quantity
Machine, the method for further adjusting injecting coal quantity using adjustment motor speed, realizes that injecting coal quantity and furnace temperature are continuously controllable, improves burning effect
Rate, has the advantages that simple structure, mix homogeneously, low energy consumption.
The present invention is realized by following technical measures：
The continuous controllable novel pulverized coal spraying machine of a kind of injecting coal quantity, by coal feed point shrouding, coal bin, coal powder injection component, support, pressure-air
Pipeline, mixing component, helical conveyer system composition, coal feed point shrouding are fixedly mounted on the top of coal bin, and transporter is by coal dust
Fallen in coal bin by the input port on coal feed point shrouding, coal bin, coal powder injection component, high pressure airline are fixedly mounted on support,
Mixing component is fixedly mounted on coal bin by bearing and flange, and helical conveyer system is mounted by means of bolts on coal bin；
Described coal powder injection component is made up of multiple nozzles, and the afterbody of described nozzle is connected by pipeline with high pressure airline,
There is taper charging aperture above nozzle, the spout of nozzle is for necking shape and towards combustion furnace；
Described mixing component is made up of stirring motor and stirring vane, constantly rotates to prevent coal dust from piling up；
Described helical conveyer system is made up of driving chain, conveying motor, controller and multiple helical feed components, multiple spiral shells
Rotation conveying assembly is fixedly mounted on coal bin, and the sprocket wheel on multiple helical feed components passes through to pass with the sprocket wheel on conveying motor
Dynamic chain connection, controller are electrically connected with conveying motor, the rotating speed of controller control conveying motor；
Described helical feed component is made up of guide pipe, hold-down support, sprocket wheel, rotary shaft, helical rotation part, and guide pipe is fixed
On hold-down support, sprocket wheel is bonded with one end of rotary shaft, and rotary shaft is arranged on hold-down support, rotary shaft by bearing
The other end be installed with helical rotation part；
Described guide pipe is provided with bar shaped notch.
The invention has the beneficial effects as follows：
A kind of continuous controllable novel pulverized coal spraying machine of injecting coal quantity, the method for further adjusting injecting coal quantity using adjustment motor speed are real
Existing injecting coal quantity and furnace temperature are continuously controllable, can effectively improve efficiency of combustion, save energy consumption, reduce the cost, with simple structure, mix
The advantages of closing uniform, low energy consumption.
Description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the part-structure schematic diagram of the present invention.
Fig. 3 is the part-structure schematic diagram of the present invention.
Fig. 4 is the part-structure schematic diagram of the present invention.
Fig. 5 is the coal bin structural representation of the present invention.
Fig. 6 is the coal bin structural representation of the present invention.
Fig. 7 is the helical feed modular construction schematic diagram of the present invention.
Fig. 8 is the helical feed components structural representation of the present invention.
Fig. 9 is the guide pipe structural representation of the present invention.
Figure 10 is the nozzle arrangements schematic diagram of the present invention.
In figure：1- coal feed point shroudings, 2- coal bins, 3- coal powder injection components, 4- supports, 5- high pressure airlines, 6- mixing components,
7- helical conveyer systems, 701- guide pipes, 702- hold-down supports, 703- sprocket wheels, 704- rotary shafts, 705- helical rotation parts,
301- nozzles.
Specific embodiment
Clearly to illustrate the technical characterstic of this programme, below by a specific embodiment, and accompanying drawing is combined, to this
Scheme is illustrated.
A kind of continuous controllable novel pulverized coal spraying machine of injecting coal quantity, by coal feed point shrouding 1, coal bin 2, coal powder injection component 3, support 4,
High pressure airline 5, mixing component 6, helical conveyer system 7 are constituted, and coal feed point shrouding 1 is fixedly mounted on the top of coal bin 2, are passed
Send device that coal dust is fallen in coal bin 2 by the input port on coal feed point shrouding 1, coal bin 2, coal powder injection component 3, high pressure airline 5
It is fixedly mounted on support 4, mixing component 6 is fixedly mounted on coal bin 2 by bearing and flange, and helical conveyer system 7 passes through
Bolt is fixedly mounted on coal bin 2；
Described coal powder injection component 3 is made up of multiple nozzles 301, and the afterbody of described nozzle 301 passes through pipe with high pressure airline 5
Road connects, and there is taper charging aperture the top of nozzle 301, and the spout of nozzle 301 is for necking shape and towards combustion furnace；
Described mixing component 6 is made up of stirring motor and stirring vane, constantly rotates to prevent coal dust from piling up；
Described helical conveyer system 7 is made up of driving chain, conveying motor, controller and multiple helical feed components, multiple
Helical feed component is fixedly mounted on coal bin 2, and the sprocket wheel on multiple helical feed components is led to the sprocket wheel on conveying motor
Driving chain connection is crossed, controller is electrically connected with conveying motor, the rotating speed of controller control conveying motor；
Described helical feed component is by guide pipe 701, hold-down support 702, sprocket wheel 703, rotary shaft 704, helical rotation part 705
Composition, guide pipe 701 are fixedly mounted on hold-down support 702, and sprocket wheel 703 is bonded with one end of rotary shaft 704, rotary shaft
704 are arranged on hold-down support 702 by bearing, and the other end of rotary shaft 704 is installed with helical rotation part 705；
Described guide pipe 701 is provided with bar shaped notch.
During work, by high pressure airline 5 in the nozzle 301 on coal powder injection component 3, transporter will for pressure-air
Coal dust is fallen in coal bin 2 by the input port on coal feed point shrouding 1, and coal dust is constantly stirred by mixing component 6, prevents coal dust heap
Product, constantly in the notch of guide pipe 701, controller control conveying motor is rotated coal dust, and by conveying motor speed
The conveying capacity for changing to control coal dust, is conveyed motor and is rotated by the rotary shaft 704 on the multiple helical feed components of chain drive,
Rotary shaft 704 further drives helical rotation part 705 to rotate, and coal dust is constantly pushed by helical rotation part 705 toward front, and coal dust is in weight
In the taper charging aperture fallen into above nozzle 301 under power effect, and pulverized coal injection is sent to into burning by the pressure-air in nozzle 301
In stove.
Although connection with figures is described to the preferred embodiment of the present invention above, the invention is not limited in above-mentioned
Specific embodiment, above-mentioned specific embodiment is only schematic, is not restricted, the common skill of this area
Art personnel under the enlightenment of the present invention, in the case of without departing from present inventive concept and scope of the claimed protection, can be with
Many forms are made, these are belonged within protection scope of the present invention.
Claims (3)
1. the continuous controllable novel pulverized coal spraying machine of a kind of injecting coal quantity, by coal feed point shrouding（1）, coal bin（2）, coal powder injection component（3）,
Frame（4）, high pressure airline（5）, mixing component（6）, helical conveyer system（7）Composition, it is characterised in that：Coal feed point shrouding
（1）It is fixedly mounted on coal bin（2）Top, transporter is by coal dust by coal feed point shrouding（1）On input port fall into coal bin（2）
In, coal bin（2）, coal powder injection component（3）, high pressure airline（5）It is fixedly mounted on support（4）On, mixing component（6）By bearing
Coal bin is fixedly mounted on flange（2）On, helical conveyer system（7）It is mounted by means of bolts on coal bin（2）On；
Described coal powder injection component（3）By multiple nozzles（301）Composition, described nozzle（301）Afterbody and high pressure airline
（5）Connected by pipeline, nozzle（301）Top have charging aperture, nozzle（301）Spout towards combustion furnace；
Described mixing component（6）It is made up of stirring motor and stirring vane, constantly rotates to prevent coal dust from piling up；
Described helical conveyer system（7）It is made up of driving chain, conveying motor, controller and multiple helical feed components, it is many
Individual helical feed component is fixedly mounted on coal bin（2）On, the chain on sprocket wheel and conveying motor on multiple helical feed components
Wheel is connected by driving chain, and controller is electrically connected with conveying motor, the rotating speed of controller control conveying motor；
Described helical feed component is by guide pipe（701）, hold-down support（702）, sprocket wheel（703）, rotary shaft（704）, spiral
Tumbler（705）Composition, guide pipe（701）It is fixedly mounted on hold-down support（702）On, sprocket wheel（703）With rotary shaft（704）'s
One end is bonded, rotary shaft（704）Hold-down support is arranged on by bearing（702）, rotary shaft（704）The other end fixed installation
There is helical rotation part（705）.
2. the continuous controllable novel pulverized coal spraying machine of a kind of injecting coal quantity as claimed in claim 1, it is characterised in that：Nozzle（301）
Top charging aperture be taper, nozzle（301）Spout be necking shape.
3. the continuous controllable novel pulverized coal spraying machine of a kind of injecting coal quantity as claimed in claim 1, it is characterised in that：Described guiding
Pipe（701）It is provided with bar shaped notch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710074683.9A CN106594784B (en) | 2017-02-11 | 2017-02-11 | A kind of continuous controllable novel pulverized coal spraying machine of injecting coal quantity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710074683.9A CN106594784B (en) | 2017-02-11 | 2017-02-11 | A kind of continuous controllable novel pulverized coal spraying machine of injecting coal quantity |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106594784A true CN106594784A (en) | 2017-04-26 |
| CN106594784B CN106594784B (en) | 2018-08-28 |
Family
ID=58586406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710074683.9A Expired - Fee Related CN106594784B (en) | 2017-02-11 | 2017-02-11 | A kind of continuous controllable novel pulverized coal spraying machine of injecting coal quantity |
Country Status (1)
| Country | Link |
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| CN (1) | CN106594784B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109442465A (en) * | 2018-09-30 | 2019-03-08 | 上海全应科技有限公司 | The fitting sample of the instantaneous powder-feeding amount of pulverized-coal fired boiler chooses and metering method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002005434A (en) * | 2000-06-22 | 2002-01-09 | Nkk Corp | Method for operating oven type heating furnace at low air ratio and oven type heating furnace |
| CN101085428A (en) * | 2007-06-01 | 2007-12-12 | 安徽省华鑫铅业集团有限公司 | Centrifugal type composite coal-grinding and powder-spraying machine |
| CN101319787A (en) * | 2008-06-20 | 2008-12-10 | 武汉钢铁(集团)公司 | Coal powder lance for blast furnace |
| CN104121597A (en) * | 2014-08-15 | 2014-10-29 | 无锡市彩云机械设备有限公司 | Crushed coal screening device of coal spraying machine |
| CN205473849U (en) * | 2016-01-10 | 2016-08-17 | 化玉荣 | Blast furnace coal injection jar |
| CN206488305U (en) * | 2017-02-11 | 2017-09-12 | 天津格润环保设备有限公司 | A kind of continuous controllable novel pulverized coal spraying machine of injecting coal quantity |
-
2017
- 2017-02-11 CN CN201710074683.9A patent/CN106594784B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002005434A (en) * | 2000-06-22 | 2002-01-09 | Nkk Corp | Method for operating oven type heating furnace at low air ratio and oven type heating furnace |
| CN101085428A (en) * | 2007-06-01 | 2007-12-12 | 安徽省华鑫铅业集团有限公司 | Centrifugal type composite coal-grinding and powder-spraying machine |
| CN101319787A (en) * | 2008-06-20 | 2008-12-10 | 武汉钢铁(集团)公司 | Coal powder lance for blast furnace |
| CN104121597A (en) * | 2014-08-15 | 2014-10-29 | 无锡市彩云机械设备有限公司 | Crushed coal screening device of coal spraying machine |
| CN205473849U (en) * | 2016-01-10 | 2016-08-17 | 化玉荣 | Blast furnace coal injection jar |
| CN206488305U (en) * | 2017-02-11 | 2017-09-12 | 天津格润环保设备有限公司 | A kind of continuous controllable novel pulverized coal spraying machine of injecting coal quantity |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109442465A (en) * | 2018-09-30 | 2019-03-08 | 上海全应科技有限公司 | The fitting sample of the instantaneous powder-feeding amount of pulverized-coal fired boiler chooses and metering method |
| CN109442465B (en) * | 2018-09-30 | 2020-06-26 | 上海全应科技有限公司 | Fitting sample selection and metering method for instantaneous powder feeding amount of pulverized coal boiler |
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| Publication number | Publication date |
|---|---|
| CN106594784B (en) | 2018-08-28 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhang Zhulin Inventor after: Wang Zhaoyun Inventor after: Sun Zhaoliang Inventor after: Wang Xiaoyu Inventor before: Wang Zhaoyun Inventor before: Zhang Zhulin |
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| CB03 | Change of inventor or designer information | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180516 Address after: 250023 Jiao Jiao Road, Tianqiao District, Ji'nan, Shandong Province, No. 5 Applicant after: Shandong Jiaotong College Address before: 300400 8, building 507-5, Beijing Bin Industrial Park, Wuqing District, Tianjin Applicant before: Tianjin green environmental protection equipment Co., Ltd. |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180828 Termination date: 20190211 |
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| CF01 | Termination of patent right due to non-payment of annual fee |