CN109365103A - A high-efficient coal pulverizer for thermal power - Google Patents
A high-efficient coal pulverizer for thermal power Download PDFInfo
- Publication number
- CN109365103A CN109365103A CN201811098251.2A CN201811098251A CN109365103A CN 109365103 A CN109365103 A CN 109365103A CN 201811098251 A CN201811098251 A CN 201811098251A CN 109365103 A CN109365103 A CN 109365103A
- Authority
- CN
- China
- Prior art keywords
- gear
- cracking cabin
- thermal power
- mixing roll
- power generation
- 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.)
- Granted
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- 239000003245 coal Substances 0.000 title claims abstract description 45
- 238000000227 grinding Methods 0.000 claims abstract description 41
- 238000010248 power generation Methods 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 14
- 238000005336 cracking Methods 0.000 claims description 57
- 238000002156 mixing Methods 0.000 claims description 35
- 238000005192 partition Methods 0.000 claims description 6
- 238000007873 sieving Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 abstract 2
- 239000003818 cinder Substances 0.000 description 25
- 108010066114 cabin-2 Proteins 0.000 description 16
- 239000002245 particle Substances 0.000 description 13
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 239000002817 coal dust Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/30—Shape or construction of rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/42—Driving mechanisms; Roller speed control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses a high-efficiency coal mill for thermal power generation, which comprises a casing, a crushing bin, a feeding hole, a first rotating barrel, a crushing tooth sheet, a first screen, a gear box, a grinding bin, a second motor, a first grinding roller, a second grinding roller, a grinding roller sleeve, a driving shaft, a driving gear, a driven shaft and a driven gear, wherein the driven gear is meshed with the driving gear, the bottom end of the driven shaft sequentially penetrates through the bottom of the gear box and the top of the grinding bin to be fixedly connected with the top of the second grinding roller, an annular material receiving hole is formed in the casing and positioned on the outer side of the crushing bin, an annular material discharging pipeline is connected to the bottom of the annular material receiving hole, the bottom of the annular material discharging pipeline is communicated with the grinding bin, a sieve plate is arranged at the bottom of the grinding bin, a plurality of through holes are uniformly formed in the. The invention has convenient operation, can effectively separate coal blocks with different sizes and improves the crushing efficiency.
Description
Technical field
The present invention relates to steam power plant technical field, specially a kind of efficient coal pulverizer for thermal power generation.
Background technique
Thermal power generation is the thermal energy generated using combustible in burning, is converted into electric energy by generation power device
A kind of generation mode.Thermal power plant capital equipment system includes: fuel feed system, water supply system, vapour system, cooling system
System, electrical system and some other auxiliary treating apparatus.
Most thermal power plants, as non-renewable energy, are conveyed to boiler through processed coal dust, coal dust firing using coal
Heating boiler makes the water in boiler become water vapour, and after primary heating, water vapour enters high pressure cylinder.In order to improve thermal effect
Rate is needed for coal to be crushed and be rolled.
Existing coal is broken just with the broken of crushing device progress batch, since amount is big in shattering process, is crushed slowly,
And degree of crushing is low, only carries out plane using simple bottom plate and is crushed, cannot efficiently separate the coal cinder of different size particle, breaks
Broken low efficiency, crushing effect are poor.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the existing defects, provides a kind of efficient coal-grinding for thermal power generation
Machine can effectively solve the problems in background technique.
To achieve the above object, the invention provides the following technical scheme: a kind of efficient coal pulverizer for thermal power generation, packet
Casing is included, the top of the casing is equipped with cracking cabin, offers feed inlet, the top of the cracking cabin at the top of the cracking cabin
It is set side by side there are two first motor, the output shaft of two first motors runs through at the top of the cracking cabin in the cracking cabin
Inside is fixedly connected with rotary barrel, and the equal axial restraint in the surface of two rotary barrels is equipped with broken gear piece, and adjacent two
The broken gear piece on a rotary barrel is staggered, and the cracking cabin is in a circular table shape, and the side wall of the cracking cabin is set
There is first to cross sieve, the lower section of the cracking cabin is equipped with gear-box, and the lower section of the gear-box is equipped with grinding storehouse, the grinding storehouse
Bottom be equipped with the second motor, the output shaft of second motor is through the grinding orlop portion in grinding storehouse inside fixation
First mixing roll is installed, the two sides of first mixing roll are symmetrically arranged with the second mixing roll, first mixing roll and described
The outside of second mixing roll is arranged with mixing roll set, and the upper end of first mixing roll extends through the top in the grinding storehouse
Driving shaft is fixedly connected in the gear-box, the top of the driving shaft is crushed through the top of the gear-box with described
The bottom in storehouse is fixedly connected, and is socketed with driving gear on the outside of the driving shaft, and the two sides of the driving shaft are symmetrically arranged with driven shaft,
Driven gear is socketed on the outside of the driven shaft, the driven gear is meshed with the driving gear, the driven shaft
Bottom end sequentially passes through to be fixedly connected at the top of the bottom of the gear-box and the top in the grinding storehouse and second mixing roll,
The casing internal is equipped with annular material receiving port in the outside of the cracking cabin, and the bottom of the annular material receiving port is connected under annular
The bottom of pipe material, the annular blanking pipe is connected with the grinding storehouse, and the bottom in the grinding storehouse is equipped with sieve plate, described
Several through-holes are uniformly provided on sieve plate, the lower section of the sieve plate is equipped with collecting box, and the inner horizontal of the collecting box is equipped with
Second crosses sieve.
As a preferred technical solution of the present invention, the annular blanking pipe includes vertical pipeline and tilted tube,
And the angular range of the tilted tube and horizontal plane is at 45 degree to 60 degree.
As a preferred technical solution of the present invention, the described second mesh for crossing sieve is less than described first and crosses sieve
Mesh.
As a preferred technical solution of the present invention, the two sides of the casing are symmetrically arranged with air-heater, the air-heater
Output end through the casing one side wall with it is described annular blanking pipe be connected.
As a preferred technical solution of the present invention, it is arc-shaped on the outside of the broken gear piece.
As a preferred technical solution of the present invention, the top of the casing is surround in the outer upper end of the cracking cabin
Equipped with endless glide, the outside of the cracking cabin is equipped with and the matched annular groove of the endless glide.
As a preferred technical solution of the present invention, the outside mask of second motor is equipped with protection shell, the guarantor
Protective case body, which runs through, is set to the described second center for crossing sieve.
As a preferred technical solution of the present invention, the side outer wall of the collecting box is equipped with vibrating motor, described
The output end of vibrating motor is fixedly connected through one end that the one side wall of the collecting box crosses sieve with described second.
As a preferred technical solution of the present invention, it is described grinding storehouse inside top level be equipped with partition, it is described every
It is respectively equipped on plate and the driving shaft and the matched hole of driven shaft.
Compared with prior art, the beneficial effects of the present invention are:
1, the present invention crosses sieve by setting feed inlet, cracking cabin, first motor, rotary barrel, broken gear piece and first, passes through
Feed inlet puts into coal cinder in cracking cabin, while starting two first motors, and two first motors drive rotary barrel rotation, rotation
Drum body drives broken gear piece to rub coal cinder, to complete the preliminary broken of coal cinder, crushing effect is good.
2, the present invention by setting the second motor, the first mixing roll, gear-box, driving shaft, driving gear, driven shaft and from
Moving gear when first motor works, while starting the second motor, and the second motor drives driving shaft, and tooth is run through at the top of driving shaft
The top of roller box is fixedly connected with the bottom of cracking cabin, realizes the rotation of cracking cabin, sliding by the annular on the outside of cracking cabin at this time
The cooperation of the endless glide of slot and cabinet top, reduces cracking cabin rotary resistance, and cracking cabin is in a circular table shape, in rotation, cracking cabin
The lesser coal cinder of particle is thrown away in cracking cabin by the centrifugal force that rotation generates, to realize the screening of coal cinder particle.
3, for the present invention by setting the second motor, driving shaft, driven shaft, the first mixing roll, the second mixing roll, particle is smaller
Coal cinder be thrown out of cracking cabin after fall into annular material receiving port, then enter in grinding storehouse along annular blanking pipe, at this point, the
Two motors drive driving shaft rotation, and driving shaft is connected by meshing transmission by driving gear and driven gear, driven gear drive from
Moving axis rotation, to drive the rotation of the second mixing roll, the first mixing roll and the cooperation of the second mixing roll make coal cinder particulate abrasive more
It is small to improve the thermal efficiency.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the top view of cracking cabin of the present invention；
Fig. 3 is the top view in present invention grinding storehouse；
Fig. 4 is the top view of sieve plate of the present invention；
Fig. 5 is the top view of collecting box of the present invention；
In figure: 1, casing；2, cracking cabin；3, feed inlet；4, first motor；5, rotary barrel；6, it is crushed gear piece；7, the first sieving
Net；8, gear-box；9, storehouse is ground；10, the second motor；11, the first mixing roll；12, the second mixing roll；13, mixing roll set；14,
Driving shaft；15, driving gear；16, driven shaft；17, driven gear；18, annular material receiving port；19, annular blanking pipe；20, it sieves
Plate；21, through-hole；22, collecting box；23, second sieve is crossed；24, air-heater；25, endless glide；26, annular groove；27, it protects
Shell；28, vibrating motor；29, partition.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-5 is please referred to, the present invention provides a kind of technical solution: a kind of efficient coal pulverizer for thermal power generation, including
Casing 1, the top of casing 1 are equipped with cracking cabin 2, offer feed inlet 3 at the top of cracking cabin, the top of cracking cabin 2 is equipped with side by side
Two first motors 4, the output shaft of two first motors 4 run through 2 top of cracking cabin and are fixedly connected with rotation inside cracking cabin 2
Drum body 5, the equal axial restraint in the surface of two rotary barrels 5 are equipped with broken gear piece 6, broken on two neighboring rotary barrel 5
Broken gear piece 6 is staggered, and cracking cabin 2 is in a circular table shape, and the side wall of cracking cabin 2 is equipped with first and crosses sieve 7, and the lower section of cracking cabin 2 is set
Have a gear-box 8, the lower section of gear-box 8 is equipped with grinding storehouse 9, and the bottom in grinding storehouse 9 is equipped with the second motor 10, the second motor 10 it is defeated
Shaft is fixedly installed with the first mixing roll 11 inside grinding storehouse 9 through grinding 9 bottom of storehouse, and the two sides of the first mixing roll 11 are symmetrical
Equipped with the second mixing roll 12, the outside of the first mixing roll 11 and the second mixing roll 12 is arranged with mixing roll set 13, the first grinding
The upper end of roller 11 extends in gear-box 8 through the top in grinding storehouse 9 and is fixedly connected with driving shaft 14, and the top of driving shaft 14 is passed through
The top for wearing gear-box 8 is fixedly connected with the bottom of cracking cabin 2, and driving gear 15, driving shaft 14 are socketed on the outside of driving shaft 14
Two sides be symmetrically arranged with driven shaft 16, the outside of driven shaft 16 is socketed with driven gear 17, driven gear 17 and driving gear 15
It is meshed, the bottom end of driven shaft 16 sequentially passes through the bottom of gear-box 8 and grinds the top in storehouse 9 and the top of the second mixing roll 12
It is fixedly connected, is equipped with annular material receiving port 18 in the outside of cracking cabin 2 inside casing 1, the bottom of annular material receiving port 18 is connected with ring
The bottom of shape blanking pipe 19, annular blanking pipe 19 is connected with grinding storehouse 9, and the bottom in grinding storehouse 9 is equipped with sieve plate 20, sieve plate
It is uniformly provided with several through-holes 21 on 20, the lower section of sieve plate 20 is equipped with collecting box 22, and the inner horizontal of collecting box 22 is equipped with the
Two cross sieve 23.
Storehouse is ground for the ease of coal cinder to be passed through, in the present embodiment, it is preferred that annular blanking pipe 19 includes vertical pipeline
And tilted tube, and the angular range of tilted tube and horizontal plane is at 45 degree to 60 degree.
In order to which the particle for more thoroughly making coal cinder for grinding coal cinder is smaller, in the present embodiment, it is preferred that second crosses sieve
23 mesh crosses the mesh of sieve 7 less than first.
In order to reduce moisture in broken coal cinder, in the present embodiment, it is preferred that the two sides of casing 1 are symmetrically arranged with hot wind
The output end of machine 24, air-heater 24 is connected through 1 one side wall of casing with annular blanking pipe 19.
In order to reduce the resistance between broken gear piece and coal cinder, in the present embodiment, it is preferred that the outside of broken gear piece 6 is in
It is arc-shaped.
In order to reduce resistance of the cracking cabin in the rotary-top of casing, in the present embodiment, it is preferred that the top of casing 1
It is equipped with and the matched annular of endless glide 25 in the outer upper end of cracking cabin 2 around endless glide 25, the outside of cracking cabin 2 is equipped with
Sliding slot 26.
Coal cinder particle, which enters, in order to prevent causes the second motor to break down, in the present embodiment, it is preferred that the second motor 10
Outside mask be equipped with protection shell 27, protection shell 27 run through be set to second cross sieve 7 center.
For the ease of shaking off the online coal cinder particle of the second sieving, in the present embodiment, it is preferred that the side of collecting box 22
Outer wall is equipped with vibrating motor 28, and the output end of vibrating motor 28 crosses the one of sieve 23 with second through the one side wall of collecting box 22
End is fixedly connected.
The rotation of coal cinder disturbance caused driving shaft and driven shaft in order to prevent, in the present embodiment, it is preferred that grinding storehouse 9
Inside top level is equipped with partition 29, is respectively equipped with and driving shaft and the matched hole of driven shaft on partition 29.
The working principle of the invention and process for using: coal cinder is put into cracking cabin 2 by feed inlet 3, while starting two
A first motor 4, two first motors 4 drive rotary barrel 5 to rotate, and rotary barrel 5 drives broken gear piece crushing teeth piece by coal
Block rubs, to complete the preliminary broken of coal cinder, crushing effect is good；When first motor 4 works, while starting the second motor 10,
Second motor 10 drives driving shaft 14, and the top of driving shaft 14 is through the fixed company in the top of gear-box 8 and the bottom of cracking cabin 2
It connects, realizes the rotation of cracking cabin 2, matched at this time by the annular groove 26 in 2 outside of cracking cabin and the endless glide 25 at 1 top of casing
It closes, reduces 2 rotary resistance of cracking cabin, cracking cabin 2 is in a circular table shape, and in rotation, cracking cabin 2 is by the lesser coal cinder of particle by turning
The raw centrifugal force of movable property is thrown away in cracking cabin 2, to realize the screening of coal cinder particle；The lesser coal cinder of particle is thrown out of cracking cabin
It falls into after 2 in annular material receiving port 18, then enters in grinding storehouse 9 along annular blanking pipe 19, at this point, the second motor 10 drives
Driving shaft 14 rotates, and driving shaft 14 is connected by meshing transmission by driving gear 15 with driven gear 17, the drive of driven gear 17 from
Moving axis 16 rotates, to drive the rotation of the second mixing roll 12, the first mixing roll 11 and the cooperation of the second mixing roll 12 make coal cinder particle
Grinding it is smaller to improve the thermal efficiency；By air-heater 24 in coal cinder particle when annular blanking pipe 19 falls, to its into
Row drying keeps it more dry, is conducive to the thermal efficiency for improving coal cinder, and starting vibrating motor 28 crosses sieve 23 to second and shakes
It is dynamic, it falls into coal cinder particle as early as possible in collecting box 22, improves collection efficiency, save the time.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of efficient coal pulverizer for thermal power generation, including casing (1), it is characterised in that: set at the top of the casing (1)
Have cracking cabin (2), offered at the top of the cracking cabin feed inlet (3), the top of the cracking cabin (2) sets that there are two the side by side
One motor (4), the output shaft of two first motors (4) run through at the top of the cracking cabin (2) in the cracking cabin (2)
Portion is fixedly connected with rotary barrel (5), and the equal axial restraint in surface of two rotary barrels (5) is equipped with broken gear piece (6),
The broken gear piece (6) on the two neighboring rotary barrel (5) is staggered, and the cracking cabin (2) is in a circular table shape, described
The side wall of cracking cabin (2) is equipped with first and crosses sieve (7), and the lower section of the cracking cabin (2) is equipped with gear-box (8), the gear-box
(8) lower section is equipped with grinding storehouse (9), and the bottom of grinding storehouse (9) is equipped with the second motor (10), second motor (10)
Output shaft is fixedly installed with the first mixing roll (11) through the grinding storehouse (9) bottom in the grinding storehouse (9) inside, and described the
The two sides of one mixing roll (11) are symmetrically arranged with the second mixing roll (12), first mixing roll (11) and second mixing roll
(12) outside is arranged with mixing roll set (13), and the upper end of first mixing roll (11) is through the top of grinding storehouse (9)
Portion extends in the gear-box (8) and is fixedly connected with driving shaft (14), and the gear is run through at the top of the driving shaft (14)
The top of case (8) is fixedly connected with the bottom of the cracking cabin (2), is socketed with driving gear on the outside of the driving shaft (14)
(15), the two sides of the driving shaft (14) are symmetrically arranged with driven shaft (16), are socketed with driven tooth on the outside of the driven shaft (16)
It takes turns (17), the driven gear (17) is meshed with the driving gear (15), and the bottom end of the driven shaft (16) sequentially passes through
It is fixedly connected at the top of the top and second mixing roll (12) of the bottom of the gear-box (8) and grinding storehouse (9), institute
It states casing (1) inside and is equipped with annular material receiving port (18), the bottom of the annular material receiving port (18) in the outside of the cracking cabin (2)
It is connected with annular blanking pipe (19), the bottom of the annular blanking pipe (19) is connected with the grinding storehouse (9), described to grind
The bottom for grinding storehouse (9) is equipped with sieve plate (20), is uniformly provided with several through-holes (21), the sieve plate (20) on the sieve plate (20)
Lower section be equipped with collecting box (22), the inner horizontal of the collecting box (22) is equipped with second and crosses sieve (23).
2. a kind of efficient coal pulverizer for thermal power generation according to claim 1, it is characterised in that: the annular blanking
Pipeline (19) includes vertical pipeline and tilted tube, and the angular range of the tilted tube and horizontal plane is at 45 degree to six
Ten degree.
3. a kind of efficient coal pulverizer for thermal power generation according to claim 1, it is characterised in that: second sieving
The mesh of net (23) is less than the described first mesh for crossing sieve (7).
4. a kind of efficient coal pulverizer for thermal power generation according to claim 1, it is characterised in that: the casing (1)
Two sides be symmetrically arranged with air-heater (24), the output end of the air-heater (24) is through the casing (1) one side wall and the ring
Shape blanking pipe (19) is connected.
5. a kind of efficient coal pulverizer for thermal power generation according to claim 1, it is characterised in that: the broken gear piece
(6) it is arc-shaped on the outside of.
6. a kind of efficient coal pulverizer for thermal power generation according to claim 1, it is characterised in that: the casing (1)
Top in the cracking cabin (2) outer upper end around being equipped with endless glide (25), the outside of the cracking cabin (2) be equipped with
The matched annular groove of the endless glide (25) (26).
7. a kind of efficient coal pulverizer for thermal power generation according to claim 1, it is characterised in that: second motor
(10) outside mask is equipped with protection shell (27), and protection shell (27), which is run through, is set to the described second center for crossing sieve (7).
8. a kind of efficient coal pulverizer for thermal power generation according to claim 1, it is characterised in that: the collecting box
(22) side outer wall is equipped with vibrating motor (28), and the output end of the vibrating motor (28) is through the collecting box (22)
One end that one side wall crosses sieve (23) with described second is fixedly connected.
9. a kind of efficient coal pulverizer for thermal power generation according to claim 1, it is characterised in that: the grinding storehouse
(9) inside top level is equipped with partition (29), is respectively equipped on the partition (29) and matches with the driving shaft and driven shaft
Hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811098251.2A CN109365103B (en) | 2018-09-20 | 2018-09-20 | A high-efficient coal pulverizer for thermal power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811098251.2A CN109365103B (en) | 2018-09-20 | 2018-09-20 | A high-efficient coal pulverizer for thermal power |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109365103A true CN109365103A (en) | 2019-02-22 |
| CN109365103B CN109365103B (en) | 2021-05-04 |
Family
ID=65405319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811098251.2A Active CN109365103B (en) | 2018-09-20 | 2018-09-20 | A high-efficient coal pulverizer for thermal power |
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| Country | Link |
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| CN (1) | CN109365103B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110894620A (en) * | 2019-11-27 | 2020-03-20 | 大连中歆一品机械有限公司 | Energy-conserving efficient living beings fiber separation device |
| CN110976486A (en) * | 2019-12-19 | 2020-04-10 | 徐州鸿誉环境科技有限公司 | Environment-friendly recycle device for industrial coal waste |
| CN111975595A (en) * | 2020-08-12 | 2020-11-24 | 孙立峰 | Ceramic insulator recycling treatment equipment and recycling treatment process |
| CN112221574A (en) * | 2020-09-23 | 2021-01-15 | 谷建兴 | Coal chemical industry gasification furnace slag decarbonization coal pulverizer |
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