CN107715959A - The coal pulverizer of multi-level screening coal pieces - Google Patents
The coal pulverizer of multi-level screening coal pieces Download PDFInfo
- Publication number
- CN107715959A CN107715959A CN201711101002.XA CN201711101002A CN107715959A CN 107715959 A CN107715959 A CN 107715959A CN 201711101002 A CN201711101002 A CN 201711101002A CN 107715959 A CN107715959 A CN 107715959A
- Authority
- CN
- China
- Prior art keywords
- coal
- sieve
- screen box
- leg
- screen
- 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
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 239000003245 coal Substances 0.000 title claims abstract description 47
- 238000000227 grinding Methods 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 4
- 239000002817 coal dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 210000003739 Neck Anatomy 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000007787 solid Substances 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
- B02C1/00—Crushing or disintegrating by reciprocating members
- B02C1/005—Crushing or disintegrating by reciprocating members hydraulically or pneumatically operated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
- B02C1/14—Stamping mills
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
Abstract
The invention discloses a kind of coal pulverizer of multi-level screening coal pieces, including body, the inside upper part of the body is divided into sieve compartment, screen box is provided with the sieve compartment, horizontal connection is provided with some damping springs between the inwall of the outside of the screen box and the sieve compartment, the inside of the screen box is provided with some sieve plates from top to down, parallel and relative spacing is set above and below some sieve plates, the screen size of sieve plate described in lower floor is less than the screen size of sieve plate described in upper strata, the lower end of the screen box is provided with vibrating motor, the lower inside of the body is divided into coal-grinding room, cylinder is arranged with the both sides inwall of the coal-grinding room, the cylinder is inwardly horizontal to export air-leg, described air-leg one end is connected to the output end of the cylinder, the other end of the air-leg is connected with pressing plate.By the above-mentioned means, the present invention can carry out size screening by screen box to coal pieces, the coal pieces to each size that coal pulverizer is classified are made to mill.
Description
Technical field
The present invention relates to coal pulverizer field, more particularly to a kind of coal pulverizer of multi-level screening coal pieces.
Background technology
Coal pulverizer is by coal crusher and wears into the machinery of coal dust, and it is the important auxiliary equipment of coal-powder boiler.There is vertical mill
The models such as powder machine, high-pressure overhang roll mill, middling speed micropowder grinding, super-pressure trapezoidal mill, Raymond mill.Coal-grinding process is that coal is broken and its surface
The ever-increasing process of product.Increase new surface area, it is necessary to overcome the adhesion between molecular solids, thus need consumed energy.
Coal is milled into coal dust in coal pulverizer, is mainly carried out by crushing, smashing and grinding three kinds of modes.Traditional coal pulverizer lacks
The screening engineering of coal cinder carbon block, the coal pieces of each size are milled simultaneously, coal-grinding efficiency is low.
The content of the invention
The present invention solves the technical problem of a kind of coal pulverizer of multi-level screening coal pieces is provided, sieve can be passed through
Case carries out size screening to coal pieces, the coal pieces to each size that coal pulverizer is classified is milled.
In order to solve the above technical problems, one aspect of the present invention is：A kind of multi-level screening coal is provided
The coal pulverizer of block, including body, the inside upper part of the body is divided into sieve compartment, screen box is provided with the sieve compartment, described
The upper end of screen box is provided with charging aperture, and the lower end of the screen box is provided with discharging opening, and the outside of the screen box is interior with the sieve compartment
Horizontal connection is provided with some damping springs between wall, and the inside of the screen box is provided with some sieve plates, some sieves from top to down
Parallel and relative spacing is set above and below plate, and the screen size of sieve plate described in lower floor is less than the screen size of sieve plate described in upper strata, institute
The lower end for stating screen box is provided with vibrating motor, and the lower inside of the body is divided into coal-grinding room, the coal-grinding room and the sieve
The connection of locellus up/down perforation is set, and is arranged with two cylinders on the both sides inwall of the coal-grinding room, two cylinders to
One air-leg of interior horizontal export, one end of the air-leg is connected to the output end of the cylinder, the other end of the air-leg
Vertical connection is provided with pressing plate.
In a preferred embodiment of the present invention, controller is installed, the controller is by leading on the outside of the body
Line connects the vibrating motor and the cylinder.
In a preferred embodiment of the present invention, the upper-center of the body offers enterprising material mouth, the body
Lower end center offers lower discharge port, and the junction of lower discharge port and the body is provided with filtering screen.
In a preferred embodiment of the present invention, the sieve plate is at least two pieces, and the sieve aperture on the sieve plate is in grid
Shape.
The beneficial effects of the invention are as follows：The present invention can carry out size sieve by the polylith sieve plate in screen box to coal pieces
Point, the coal pieces to each size that coal pulverizer is classified is milled, efficiently solve while the coal pieces for each size of milling are led
The low problem of coal-grinding efficiency of cause.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other
Accompanying drawing, wherein：
Fig. 1 is the structural representation of the preferred embodiment of coal pulverizer one of multi-level screening coal pieces of the invention；
The mark of each part is as follows in accompanying drawing：1st, body；2nd, sieve compartment；3rd, screen box；4th, sieve plate；5th, vibrating motor；6th, coal-grinding room；
7th, cylinder；8th, air-leg；9th, pressing plate；10th, controller.
Embodiment
The technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described implementation
Example is only the part of the embodiment of the present invention, rather than whole embodiments.It is common based on the embodiment in the present invention, this area
All other embodiment that technical staff is obtained under the premise of creative work is not made, belong to the model that the present invention protects
Enclose.
Referring to Fig. 1, the embodiment of the present invention includes：
A kind of coal pulverizer of multi-level screening coal pieces, including body 1, the inside upper part of the body 1 are divided into sieve compartment 2,
Screen box 3 is provided with the sieve compartment 2, the upper end of the screen box 3 is provided with charging aperture, and the lower end of the screen box 3 is provided with discharging opening, institute
State horizontal connection between the outside of screen box 3 and the inwall of the sieve compartment 2 and be provided with some damping springs, the inside of the screen box 3
Some sieve plates 4 are provided with from top to down, and some sieve plates are parallel about 4 and relative spacing is set, the sieve aperture of sieve plate 4 described in lower floor
Size is less than the screen size of sieve plate 4 described in upper strata, and the lower end of the screen box 3 is provided with vibrating motor 5, the body 1 it is interior
Side lower part is divided into coal-grinding room 6, and the coal-grinding room 6 is connected setting with the up/down perforation of sieve compartment 2, and the two of the coal-grinding room 6
Two cylinders 7 are arranged with the inwall of side, two cylinders 7 are inwardly horizontal to export an air-leg 8, the air-leg 8
One end is connected to the output end of the cylinder 7, and the other end vertical connection of the air-leg 8 is provided with pressing plate 9.
In addition, the outside of the body 1 is provided with controller 10, the controller 10 connects the vibration electricity by wire
Machine 5 and the cylinder 7.
In addition, the upper-center of the body 1 offers enterprising material mouth, the lower end center of the body 1 offers down
Material mouth, the junction of lower discharge port and the body 1 are provided with filtering screen.
In addition, the sieve plate 4 is at least two pieces, the sieve aperture on the sieve plate 4 is netted in grid.
The operation principle of the present invention offers enterprising material mouth for the upper-center of body 1, and the lower end center of body 1 offers
Lower discharge port, the junction of lower discharge port and body 1 are provided with filtering screen, and the coal pieces for preventing from not milling are spilt outside body 1,
The inside upper part of body 1 is divided into sieve compartment 2, is provided with screen box 3 in sieve compartment 2, the upper end of screen box 3 is provided with charging aperture, screen box 3
Lower end is provided with discharging opening, between the outside of screen box 3 and the inwall of sieve compartment 2 horizontal connection be provided with some damping springs, screen box 3
Inside is provided with some sieve plates 4 from top to down, and some sieve plates are parallel about 4 and relative spacing is set, the screen size of lower floor's sieve plate 4
Less than the screen size of upper strata sieve plate 4, the coal pieces of each size are carried out with vibrosieve, sieve plate 4 is at least two pieces, on sieve plate 4
Sieve aperture it is netted in grid, the lower end of screen box 3 is provided with vibrating motor 5, and vibrating motor 5 drives the vibrosieve coal pieces of screen box 3,
The lower inside of body 1 is divided into coal-grinding room 6, and coal-grinding room 6 is connected setting with the up/down perforation of sieve compartment 2, in the both sides of coal-grinding room 6
Two cylinders 7 are arranged with wall, two cylinders 7 are inwardly horizontal to export an air-leg 8, and one end of air-leg 8 is connected to gas
The output end of cylinder 7, the other end vertical connection of air-leg 8 are provided with pressing plate 9, and cylinder 7 drives air-leg 8 to stretch repeatedly so as to drive
The symmetrically arranged pressing plate 9 in both sides rolls the coal pieces after screening, and the outside of body 1 is provided with controller 10, and controller 10 passes through
Wire connecting vibration motor 5 and cylinder 7.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow conversion that bright description is made, or directly or indirectly it is used in other related technology necks
Domain, it is included within the scope of the present invention.
Claims (4)
1. a kind of coal pulverizer of multi-level screening coal pieces, including body, it is characterised in that the inside upper part of the body sets up separately
For sieve compartment, the sieve compartment is interior to be provided with screen box, and the upper end of the screen box is provided with charging aperture, and the lower end of the screen box is provided with discharging
Mouthful, between the outside of the screen box and the inwall of the sieve compartment horizontal connection be provided with some damping springs, the screen box it is interior
Portion is provided with some sieve plates from top to down, and parallel and relative spacing is set above and below some sieve plates, the sieve aperture of sieve plate described in lower floor
Size is less than the screen size of sieve plate described in upper strata, and the lower end of the screen box is provided with vibrating motor, under the inner side of the body
Part is set to coal-grinding room, and the coal-grinding room is connected setting with the sieve compartment up/down perforation, on the both sides inwall of the coal-grinding room
Two cylinders are arranged with, two cylinders are inwardly horizontal to export an air-leg, and one end of the air-leg is connected to institute
The output end of cylinder is stated, the other end vertical connection of the air-leg is provided with pressing plate.
2. the coal pulverizer of multi-level screening coal pieces according to claim 1, it is characterised in that the outside peace of the body
Equipped with controller, the controller connects the vibrating motor and the cylinder by wire.
3. the coal pulverizer of multi-level screening coal pieces according to claim 1, it is characterised in that in the upper end of the body
Centre offers enterprising material mouth, and the lower end center of the body offers lower discharge port, the junction of lower discharge port and the body
Provided with filtering screen.
4. the coal pulverizer of multi-level screening coal pieces according to claim 1, it is characterised in that the sieve plate is at least two
Block, the sieve aperture on the sieve plate are netted in grid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711101002.XA CN107715959A (en) | 2017-11-10 | 2017-11-10 | The coal pulverizer of multi-level screening coal pieces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711101002.XA CN107715959A (en) | 2017-11-10 | 2017-11-10 | The coal pulverizer of multi-level screening coal pieces |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107715959A true CN107715959A (en) | 2018-02-23 |
Family
ID=61214816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711101002.XA Pending CN107715959A (en) | 2017-11-10 | 2017-11-10 | The coal pulverizer of multi-level screening coal pieces |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107715959A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108355993A (en) * | 2018-03-09 | 2018-08-03 | 陈玉玲 | Workbench is selected in automatic collection for pharmaceutical processing |
| CN112221590A (en) * | 2020-09-29 | 2021-01-15 | 磐安叶层煤矿设备有限公司 | Can stir coal cinder buggy segmentation device |
-
2017
- 2017-11-10 CN CN201711101002.XA patent/CN107715959A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108355993A (en) * | 2018-03-09 | 2018-08-03 | 陈玉玲 | Workbench is selected in automatic collection for pharmaceutical processing |
| CN112221590A (en) * | 2020-09-29 | 2021-01-15 | 磐安叶层煤矿设备有限公司 | Can stir coal cinder buggy segmentation device |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination |