CN109084321A - Boiler coal bunker - Google Patents
Boiler coal bunker Download PDFInfo
- Publication number
- CN109084321A CN109084321A CN201811058030.2A CN201811058030A CN109084321A CN 109084321 A CN109084321 A CN 109084321A CN 201811058030 A CN201811058030 A CN 201811058030A CN 109084321 A CN109084321 A CN 109084321A
- Authority
- CN
- China
- Prior art keywords
- coal
- shell
- inner casing
- half portion
- discharging pipe
- 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.)
- Pending
Links
- 239000003245 coal Substances 0.000 title claims abstract description 164
- 238000007599 discharging Methods 0.000 claims abstract description 50
- 230000005489 elastic deformation Effects 0.000 claims description 3
- 241000273930 Brevoortia tyrannus Species 0.000 abstract description 19
- 230000000903 blocking effect Effects 0.000 abstract description 13
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 208000035874 Excoriation Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000012913 prioritisation Methods 0.000 description 1
- 239000011232 storage material Substances 0.000 description 1
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
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K2203/00—Feeding arrangements
- F23K2203/10—Supply line fittings
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
Abstract
The present invention relates to boiler fitting more particularly to boiler coal bunkers, belong to boiler technology field.The technical issues of present invention provides boiler coal bunker, and row's coal portion for solving coal bunker in the prior art is easy blocking.Boiler coal bunker of the present invention, coal-discharging pipe include shell and the inner casing that is set in shell, and inner casing is relative to reciprocal movement, also, inner casing includes the first half portion and the second half portion, and the first half portion and the second half portion can be relative to reciprocal movements.When coal charge blocks coal-discharging pipe, make the first half portion or the second half portion that can destroy the stability of coal charge of blocking coal-discharging pipe relative to outer housing movement, to dredge coal-discharging pipe.The program does not need that corresponding mechanical structure is arranged in coal-discharging pipe, so will not row's coal performance to coal-discharging pipe have an impact, optimize the performance of coal bunker.
Description
Technical field
The present invention relates to boiler fitting more particularly to boiler coal bunkers, belong to boiler technology field.
Background technique
Boiler is a kind of heat energy generation device, is used widely in the prior art.Such as coal-burning boiler, combustion boiler furnace
Deng specific structure is different according to use demand.Coal-burning boiler has good service performance and obtains more widely answering
With, such as power generation coal-burning boiler, power coal-burning boiler.
Coal-burning boiler needs to add during the work time fuel into boiler, and coal bunker is the common structure of coal-burning boiler, main
It is used to convey coal charge into boiler.Coal bunker includes funnelform coal storage portion and the row's coal portion communicated with coal storage portion, and row coal portion uses
In coal charge is emitted into designated position.Coal charge is easy on the viscous inner wall to row coal portion in the long-term use, the row's of causing coal
The discharging channel in portion narrows, and in turn results in coal charge blocking, and under the operating condition that air humidity is big or coal charge humidity is big, row coal portion more holds
Easily blocking.
It is blocked in the prior art for the row's of avoiding coal portion, after corresponding mechanical structure is set with dredge blockage in row coal portion
Row's coal portion, the setting of mechanical structure can cause certain interference, the discharge performance in coal portion of the row of affecting to coal charge.
Summary of the invention
The technical issues of present invention provides boiler coal bunker, and row's coal portion for solving coal bunker in the prior art is easy blocking.
The technical proposal adopted by the invention to solve the above technical problems is that:
Boiler coal bunker, including coal chamber body and coal-discharging pipe, the coal chamber body is funnel-shaped, also, the coal chamber body
Small end downward, the coal-discharging pipe is set to the lower end of the coal chamber body, and the coal chamber body includes and the coal-discharging pipe phase
Logical coal outlet, the coal-discharging pipe include the shell being fixed in the coal chamber body and are slidably connected to interior on the shell
Shell, the inner casing are moved back and forth along row's coal direction of the coal-discharging pipe, are provided on the housing to inner casing guiding
Guide rail, is provided with the guide groove with guide rail cooperation on the inner casing, and the inner casing includes the first half portion and the second half portion, institute
It states the first half portion and the second half portion and is provided with protrusive board, the fortune of the protrusive board and the inner casing far from one end of the coal chamber body
Dynamic direction is vertical, also, the protrusive board protrudes the shell, is provided with the positioning plate for positioning the inner casing on the housing,
The positioning plate protrudes the shell, and the positioning plate and the protrusive board correspond, also, the positioning plate and the protrusive board
Between be provided with the driver for driving inner casing movement.
Boiler coal bunker of the present invention, coal-discharging pipe include shell and the inner casing that is set in shell, and inner casing is relative to outer
Shell moves back and forth, also, inner casing includes the first half portion and the second half portion, and the first half portion and the second half portion can be relative to shells
It moves back and forth.When coal charge blocks coal-discharging pipe, make the first half portion or the second half portion that can destroy blocking row relative to outer housing movement
The stability of the coal charge of coal pipe, to dredge coal-discharging pipe.The program does not need that corresponding mechanical structure is arranged in coal-discharging pipe, in turn
Will not row's coal performance to coal-discharging pipe have an impact, optimize the performance of coal bunker.
Preferably, the driver is the elastic component with elastic deformation ability；Alternatively, the driver is cylinder, or
Person, the driver are hydraulic cylinder.
Driving implement is optional there are many scheme, and coal bunker is convenient for safeguarding.
Preferably, the upper end of first half portion and the second half portion, which is provided with, strikes off the slack coal on the outer casing inner wall
Coal scraper plate, the angle between the coal scraper plate and the inner wall of the shell are 10 degree to 70 degree, also, the coal scraper plate respectively with
The linking of the inner wall of the inner wall of the shell and the inner casing.
The setting of coal scraper plate is mainly used for striking off the coal charge for being attached to outer casing inner wall, avoid coal charge enter shell and inner casing it
Between, prevent inner casing relative to shell is stuck or inner casing, shell rapid wear.
Preferably, the coal wiper of the slack coal on the inner wall for striking off the inner casing is provided in the lower end of the shell, it is described
Inner casing is between the coal wiper and the shell, and the coal wiper is fixed by the connecting rod on the housing, described
The bar shaped recessing groove stepped down to the connecting rod is provided on inner casing, the bar shaped recessing groove is along row's coal direction of the coal-discharging pipe
Setting.
The setting of coal wiper is mainly used for striking off the coal charge on inner casing inner wall, avoids coal charge from being attached on the inner wall of inner casing and makes
Coal bore in a row becomes smaller and influences row's coal performance of coal-discharging pipe.
Preferably, the coal wiper, which has, leads coal plane, the angle led between coal plane and the inner wall of the inner casing
It is 10 degree to 50, and described higher one end of coal level of scraping is contacted with the inner wall of the inner casing.
Coal charge is not easy to be attached on coal wiper, optimizes the performance of coal wiper.
The present invention compared with the existing technology has the following advantages that and effect:
1, coal-discharging pipe includes shell, inner casing, inner casing relatively reciprocal movement, and inner casing includes the first half portion and the
Two half portions, the first half portion or the second half portion movement can destroy the stability of the coal charge of blocking coal-discharging pipe, and then can be effectively
Prevent coal-discharging pipe from blocking.
2, coal-discharging pipe includes shell and inner casing, and inner casing plays the role of dredging coal-discharging pipe, and the setting of inner casing will not influence row
Row's coal performance of coal pipe, compared with the existing technology, coal-discharging pipe have preferably row's coal performance.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is cross-section diagram at A-A in Fig. 1.
Fig. 3 is the main view of the second half portion.
Label declaration:
1, coal chamber body, 2, coal-discharging pipe, 3, shell, 4, inner casing, 5, guide rail, the 6, first half portion, the 7, second half portion, 8, convex
Plate, 9, positioning plate, 10, driver, 11, coal scraper plate, 12, coal wiper, 13, connecting rod, 14, bar shaped recessing groove.
Specific embodiment
The present invention will be further described in detail below with reference to the embodiments, following embodiment be explanation of the invention and
The invention is not limited to following embodiments.
Embodiment 1
Such as Fig. 1, boiler coal bunker, including coal chamber body 1 and coal-discharging pipe 2, the coal chamber body 1 is funnel-shaped also, described
Downward, so that the coal charge in coal chamber body 1 is all discharged, the coal-discharging pipe 2 is set to the coal bunker to the small end of coal chamber body 1
The lower end of ontology 1, the coal chamber body 1 include the coal outlet communicated with the coal-discharging pipe 2.1 memory coal storage material of coal chamber body, position
Corresponding position is emitted into through coal-discharging pipe 2 in the coal charge in coal chamber body 1.
The coal-discharging pipe 2 includes the shell 3 being fixed in the coal chamber body 1 and is slidably connected on the shell 3
Inner casing 4, shell 3 can be welded in coal chamber body 1, and shell 3 can also be fixed on otherwise in coal chamber body 1, outside
Shell 3 and the fixed form of coal chamber body 1 are not specifically limited, and those skilled in the art can according to need reasonable selection.
Such as Fig. 2, the inner casing 4 is moved back and forth along row's coal direction of the coal-discharging pipe 2, is provided on the shell 3 pair
The guide rail 5 that the inner casing 4 is oriented to, guide rail 5 can be an integral structure with shell 3, be provided on the inner casing 4 and lead with described
The guide groove that rail 5 cooperates.
As shown in Figure 1, Figure 2, the inner casing 4 includes the first half portion 6 and the second half portion 7, and the first half portion 6 and the second half portion 7 cooperate
Form the inner casing 4, first half portion 6 and the second half portion 7 are provided with protrusive board 8, institute far from one end of the coal chamber body 1
It is vertical with the direction of motion of the inner casing 4 to state protrusive board 8, also, the protrusive board 8 protrudes the shell 3.Protrusive board 8 protrudes shell 3,
The setting of protrusive board 8 will not interfere with the coal charge passed through in inner casing 4.
As shown in Figure 1, Figure 2, the positioning plate 9 for positioning the inner casing 4 is provided on the shell 3, the positioning plate 9 can lead to
It crosses any way to be fixed on the shell 3, such as, but not limited to weld, the positioning plate 9 protrudes the shell 3, described fixed
Position plate 9 and the protrusive board 8 correspond, also, the driving inner casing 4 is provided between the positioning plate 9 and the protrusive board 8
The driver 10 of movement.That is, driver 10 and protrusive board 8,9 relationship of positioning plate are to correspond, the first half portion 6, second
Half portion 7 corresponding one group of protrusive board 8, positioning plate 9, driver 10.
The working principle of the technical scheme is as follows: inner casing 4 is located in shell 3 when coal-discharging pipe 2 works normally, i.e. the first half portion 6
It is respectively positioned in shell 3 with the second half portion 7.When coal-discharging pipe 2 is blocked, driver 10 work make the first half portion 6 or the second half portion 7 to
Lower movement, i.e. the first half portion 6 or the second half portion 7 are moved relative to shell 3, at this point, the coal charge stability of blocking coal-discharging pipe 2 will be by
It destroys, the coal charge of blocking coal-discharging pipe 2 can be discharged by coal-discharging pipe 2.
That is, coal charge is block structure, when coal charge blocks coal-discharging pipe 2, the coal charge for blocking coal-discharging pipe 2 is inevitable interior with inner casing 4
Wall has multiple contact points, and the contact point of coal charge and the inner wall of inner casing 4 is distributed on the inner wall of inner casing 4, and the first half portion 6 or the
After two half portions 7 are mobile, the inner wall contact point of coal charge and inner casing 4 will be moved, and the stability for blocking the coal charge of coal-discharging pipe 2 will be broken
Bad, the coal charge of blocking coal-discharging pipe 2 is dredged.
This programme does not need that corresponding mechanical structure is arranged in inner casing 4, therefore will not interfere with the discharge of coal charge, optimizes
The performance of coal bunker.
The driver 10 is the elastic component with elastic deformation ability, and elastic component can be with the structures such as spring, driver 10
When for elastic component, need operator's the first half portion 6 hand-manipulated or the second half portion 7 mobile, the major function of spring is to make the
One half portion 6, the second half portion 7 relative to shell 3 have correct position, the first half portion 6, the second half portion 7 relative to shell 3 just
True position refers to that the first half portion 6, the second half portion 7 are respectively positioned in shell 3.Due to the first half portion 6, the when coal charge is discharged for coal-discharging pipe 2
Two half portions 7 do not need to bear too big active force, therefore can meet the location requirement of inner casing 4 using spring.
Alternatively, the driver 10 is cylinder, alternatively, the driver 10 is hydraulic cylinder.Driver 10 be hydraulic cylinder or
Operator only needs to make corresponding operation when cylinder, does not need manual operations, and it is strong to reduce operator's labour
Degree.Driver 10 can also be substituted using the mechanism of other linear movement outputs, and those skilled in the art can be with unrestricted choice.
Embodiment 2
This implementation in conjunction with the embodiments 1, is the prioritization scheme to embodiment 1.
As shown in Figure 1, Figure 2, the upper end of first half portion 6 and the second half portion 7, which is provided with, strikes off on 3 inner wall of the shell
The coal scraper plate 11 of slack coal, the angle between the coal scraper plate 11 and the inner wall of the shell 3 are 10 degree to 70 degree, also, described
Coal scraper plate 11 is connected with the inner wall of the inner wall of the shell 3 and the inner casing 4 respectively.That is, coal scraper plate 11 respectively with
The inner wall contact of the inner wall and inner casing 4 of shell 3, the inner wall that the coal charge being attached on 3 inner wall of shell is directed at inner casing 4 in turn will
Coal charge drains into corresponding position.The setting of coal scraper plate 11 can prevent coal charge from entering between shell 3 and inner casing 4, be effectively prevented from
Shell 3 and inner casing 4 too early abrasion, extend the service life of shell 3, inner casing 4.
Embodiment 3
The present embodiment in conjunction with the embodiments 1 or embodiment 2, is the optimization to above-mentioned technical proposal.
Such as Fig. 1, Fig. 3, the lower end of the shell 3 is provided with the coal wiper of the slack coal on the inner wall for striking off the inner casing 4
12, for the inner casing 4 between the coal wiper 12 and the shell 3, the coal wiper 12 is fixed on institute by connecting rod 13
It states on shell 3, the bar shaped recessing groove 14 stepped down to the connecting rod 13, the bar shaped recessing groove is provided on the inner casing 4
14 are arranged along row's coal direction of the coal-discharging pipe 2.For convenient for assembly, connecting rod 13 should be fixed on shell 3 in a manner of releasable connection
On, coal wiper 12 should be fixed in connecting rod 13 in a manner of releasable connection, and releasable connection mode can be threaded connection etc..
The coal wiper 12, which has, leads coal plane, and the angle led between coal plane and the inner wall of the inner casing 4 is 10
Degree is to 50, and described higher one end of coal level of scraping is contacted with the inner wall of the inner casing 4.
Coal wiper 12 is mainly used for removing the coal charge adhered on 4 inner wall of inner casing, excessive to avoid adhering on the inner wall of inner casing 4
Coal charge and cause coal-discharging pipe 2 block, optimize the performance of coal bunker.
In addition, it should be noted that, the specific embodiments described in this specification, the shape of parts and components are named
Title etc. can be different.The equivalent or simple change that all structure, feature and principles described according to the invention patent design are done, is wrapped
It includes in the scope of protection of the patent of the present invention.Those skilled in the art can be to described specific implementation
Example is done various modifications or additions or is substituted in a similar manner, and without departing from structure of the invention or surmounts this
Range as defined in the claims, is within the scope of protection of the invention.
Claims (5)
1. boiler coal bunker, including coal chamber body (1) and coal-discharging pipe (2), the coal chamber body (1) is funnel-shaped, also, the coal
Downward, the coal-discharging pipe (2) is set to the lower end of the coal chamber body (1), the coal chamber body (1) to the small end of storehouse ontology (1)
Including the coal outlet communicated with the coal-discharging pipe (2), it is characterized in that: the coal-discharging pipe (2) includes being fixed on the coal chamber body
(1) shell (3) on and the inner casing (4) being slidably connected on the shell (3), the inner casing (4) is along the coal-discharging pipe (2)
It arranges coal direction to move back and forth, the guide rail (5) to the inner casing (4) guiding is provided on the shell (3), in the inner casing
(4) guide groove with the guide rail (5) cooperation is provided on, the inner casing (4) includes the first half portion (6) and the second half portion (7), institute
It states the first half portion (6) and the second half portion (7) and is provided with protrusive board (8), the protrusive board far from the one end of the coal chamber body (1)
(8) vertical with the direction of motion of the inner casing (4), also, the protrusive board (8) protrudes the shell (3), in the shell (3)
On be provided with the positioning plate (9) for positioning the inner casing (4), the positioning plate (9) protrudes the shell (3), the positioning plate (9)
It is corresponded with the protrusive board (8), also, is provided with the driving inner casing between the positioning plate (9) and the protrusive board (8)
(4) driver (10) moved.
2. boiler coal bunker according to claim 1, it is characterized in that: the driver (10) is with elastic deformation ability
Elastic component；Alternatively, the driver (10) is cylinder, alternatively, the driver (10) is hydraulic cylinder.
3. boiler coal bunker according to claim 1, it is characterized in that: the upper end of first half portion (6) and the second half portion (7)
It is provided with the coal scraper plate (11) for striking off the slack coal on the shell (3) inner wall, the coal scraper plate (11) and the shell (3)
Angle between inner wall is 10 degree to 70 degree, also, the coal scraper plate (11) respectively with the inner wall of the shell (3) and it is described in
The inner wall of shell (4) is connected.
4. boiler coal bunker according to claim 1, it is characterized in that: described in being provided with and strike off in the lower end of the shell (3)
The coal wiper (12) of slack coal on the inner wall of inner casing (4), the inner casing (4) are located at the coal wiper (12) and the shell (3)
Between, the coal wiper (12) is fixed on the shell (3) by connecting rod (13), is provided on the inner casing (4) pair
The bar shaped recessing groove (14) that the connecting rod (13) is stepped down, the bar shaped recessing groove (14) is along the row coal side of the coal-discharging pipe (2)
To setting.
5. boiler coal bunker according to claim 4, it is characterized in that: the coal wiper (12), which has, leads coal plane, it is described to lead
Angle between coal plane and the inner wall of the inner casing (4) is 10 degree to 50, and described scrapes the higher one end of coal level
It is contacted with the inner wall of the inner casing (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811058030.2A CN109084321A (en) | 2018-09-11 | 2018-09-11 | Boiler coal bunker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811058030.2A CN109084321A (en) | 2018-09-11 | 2018-09-11 | Boiler coal bunker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109084321A true CN109084321A (en) | 2018-12-25 |
Family
ID=64841254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811058030.2A Pending CN109084321A (en) | 2018-09-11 | 2018-09-11 | Boiler coal bunker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109084321A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102062407A (en) * | 2011-01-28 | 2011-05-18 | 扬州同源电力设备制造有限公司 | Blockage-free coal feeding device |
| CN201961726U (en) * | 2011-04-01 | 2011-09-07 | 任华斌 | Material bin for preventing and removing blockage |
| KR20120074637A (en) * | 2010-12-28 | 2012-07-06 | 주식회사 포스코 | Removing apparatus for coal of internal chute in pulverized coal manufacturing system |
| CN203865308U (en) * | 2014-05-16 | 2014-10-08 | 徐州昂立矿业科技有限公司 | Hydraulic automatic loosening device for coal bunker |
| CN205686913U (en) * | 2016-04-21 | 2016-11-16 | 吴景全 | A kind of run coal bin dredges block apparatus |
| CN209026842U (en) * | 2018-09-11 | 2019-06-25 | 浙江杭兴锅炉有限公司 | A kind of boiler coal bunker |
-
2018
- 2018-09-11 CN CN201811058030.2A patent/CN109084321A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120074637A (en) * | 2010-12-28 | 2012-07-06 | 주식회사 포스코 | Removing apparatus for coal of internal chute in pulverized coal manufacturing system |
| CN102062407A (en) * | 2011-01-28 | 2011-05-18 | 扬州同源电力设备制造有限公司 | Blockage-free coal feeding device |
| CN201961726U (en) * | 2011-04-01 | 2011-09-07 | 任华斌 | Material bin for preventing and removing blockage |
| CN203865308U (en) * | 2014-05-16 | 2014-10-08 | 徐州昂立矿业科技有限公司 | Hydraulic automatic loosening device for coal bunker |
| CN205686913U (en) * | 2016-04-21 | 2016-11-16 | 吴景全 | A kind of run coal bin dredges block apparatus |
| CN209026842U (en) * | 2018-09-11 | 2019-06-25 | 浙江杭兴锅炉有限公司 | A kind of boiler coal bunker |
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