CN206793861U - A kind of efficient compound coal pulverizer - Google Patents
A kind of efficient compound coal pulverizer Download PDFInfo
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- CN206793861U CN206793861U CN201720588607.5U CN201720588607U CN206793861U CN 206793861 U CN206793861 U CN 206793861U CN 201720588607 U CN201720588607 U CN 201720588607U CN 206793861 U CN206793861 U CN 206793861U
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Abstract
The utility model discloses a kind of efficient compound coal pulverizer, including backing plate, backing plate upper end connects grinding case by frame, grinding lower box part is provided with mill, mill lower end connects reduction box, reduction box connects motor by shaft coupling, mill bottom both sides connect scraper plate, mill upper end connects millstone sheet by mounting groove, grind and fixed cover is provided with the middle part of case, fixed cover inner side is provided with spring loads device, spring loads device connects grinding frame, grinding frame connects grinding roller, grinding chamber interior wall top is provided with fluid dividing cover, barrel is drawn in fluid dividing cover connection, grind the broken case of case upper end connection, broken case both ends connection end cap, end cap connects breaking disc by hydraulic cylinder.For the utility model using shunting cover structure, structure combination is reasonable, can be very good to shunt the coal of different conditions, ensures that coal cinder is fully ground.Cataclasitlc structure is set up, first by the coal crusher of bulk, is easy to the grinding of coal cinder, extends the service life of grinding roller, mill and millstone sheet, improve grinding efficiency.
Description
Technical field
A kind of coal pulverizer is the utility model is related to, specifically a kind of efficient compound coal pulverizer.
Background technology
It is all bigger that coal is extracted general volume, generally goes through after wearing into coal dust, then is used for some combustion apparatus,
This process is typically completed by coal pulverizer.Coal pulverizer is by coal crusher and wears into the machinery of coal dust, and it is coal-powder boiler
Important auxiliary equipment, there are the models such as vertical pulverizer, 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 ever-increasing process of surface area.Increase new surface area, it is necessary to overcome
Adhesion between molecular solids, thus need consumed energy.Coal is milled into coal dust in coal pulverizer, mainly by crushing, hitting
Broken and three kinds of modes of grinding are carried out.The energy for wherein crushing process consumption most saves.Grinding process most takes energy.
Existing coal pulverizer shunting effect is bad, causes part coal cinder grinding not thorough, influences burning of coal.Current grinds
Grinding machine also has that lapping mode is more single, causes grinding efficiency than relatively low, and grinding part quick abrasion, use cost
It is high.
Utility model content
The purpose of this utility model is to provide a kind of efficient compound coal pulverizer, to solve to propose in above-mentioned background technology
The problem of.
To achieve the above object, the utility model provides following technical scheme：
A kind of efficient compound coal pulverizer, including backing plate, backing plate upper end connect grinding case by frame, and grinding lower box part is set
There are mill, mill lower end connection reduction box, reduction box connects motor, mill bottom both sides connection scraper plate, mill by shaft coupling
Disk upper end connects millstone sheet by mounting groove, and grinding bottom portion is provided with slag notch, and grinding lower box part is provided with hot-wind inlet, grinds case
Middle part is provided with fixed cover, and fixed cover inner side is provided with spring loads device, spring loads device connection grinding frame, and grinding frame connects grinding roller,
Grinding chamber interior wall top is provided with fluid dividing cover, and fluid dividing cover connection draws barrel, draws barrel top and offer through hole, fluid dividing cover passes through filter screen
Material leakage pipe, the broken case of material leakage pipe upper end connection are connected, grinding upper box part is provided with discharge, grinds the broken case of case upper end connection,
Broken case both ends connection end cap, end cap connect breaking disc by hydraulic cylinder, and breaking disc is provided with crushing teeth, are provided with the upside of broken case
Feed hopper.
As further program of the utility model：The quantity at least two of the fixed cover.
As further program of the utility model：The material that the grinding roller is selected is High Hardness High Chromium cast iron.
As further program of the utility model：The screen pack is wire netting.
As further program of the utility model：The crushing teeth is shaped as taper.
Compared with prior art, the beneficial effects of the utility model are：The utility model is using shunting cover structure, structure group
It is reasonable, it can be very good to shunt the coal of different conditions, ensure that coal cinder is fully ground.Cataclasitlc structure is set up, first
By the coal crusher of bulk, it is easy to the grinding of coal cinder, extends the service life of grinding roller, mill and millstone sheet, improves grinding efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of efficient compound coal pulverizer；
Fig. 2 is the structure left view of efficient compound coal pulverizer.
In figure：1- end caps, 2- hydraulic cylinders, 3- breaking discs, 4- feed hoppers, 5- material leakages pipe, 6- draw barrel, 7- fluid dividing covers, 8-
Fixed cover, 9- spring loads device, 10- grinding frames, 11- grinding rollers, 12- scraper plates, 13- slag notches, 14- mills, 15- reduction boxes, 16-
Motor, 17- frames, 18- backing plates, 19- millstone sheets, 20- hot-wind inlets, 21- grindings case, 22- discharges, 23- crush case.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative labor, under the premise of moving
The every other embodiment obtained, belong to the scope of the utility model protection.
Refer to Fig. 1~2, in the utility model embodiment, a kind of efficient compound coal pulverizer, including backing plate 18, backing plate
18 upper ends connect grinding case 21 by frame 17, and grinding case 21 bottom is provided with mill 14, the lower end of mill 14 connection reduction box 15, subtracted
Fast case 15 connects motor 16 by shaft coupling, and the bottom both sides of mill 14 connection scraper plate 12, the upper end of mill 14 is connected by mounting groove
Millstone sheet 19 is connect, grinding case 21 bottom is provided with slag notch 13, and grinding case 21 bottom is provided with hot-wind inlet 20, and the middle part of grinding case 21 is set
There are fixed cover 8, the quantity at least two of fixed cover 8, the fixed inner side of cover 8 is provided with spring loads device 9, and spring loads device 9 connects
Grinding frame 10, grinding frame 10 connect grinding roller 11, and the material that grinding roller 11 is selected is High Hardness High Chromium cast iron, grinds the upper inside wall of case 21
Provided with fluid dividing cover 7, barrel 6 is drawn in the connection of fluid dividing cover 7, draws the top of barrel 6 and offers through hole, fluid dividing cover 7 connects material leakage by filter screen
Pipe 5, the broken case 23 of the upper end of material leakage pipe 5 connection, screen pack is wire netting, and grinding case 21 top is provided with discharge 22, grinds case
The broken case 23 of 21 upper ends connection, crushes the both ends connection end cap 1 of case 23, and end cap 1 connects breaking disc 3, breaking disc 3 by hydraulic cylinder 2
Crushing teeth is provided with, crushing teeth is shaped as taper, and the broken upside of case 23 is provided with feed hopper 4.
Operation principle of the present utility model is：The utility model when in use, first turns on equipment, by coal cinder by feed hopper
4 put into broken case 23, and the hydraulic cylinder 2 on end cap 1 promotes breaking disc 3, and coal cinder is crushed, and the coal cinder after crushing passes through
Material leakage pipe 5 enters on the mill 14 in grinding case 21, and motor 16 rotates mill 14 by reduction box 15, mill 14 and grinding roller
11 pairs it is broken after coal be ground, coal dust by fluid dividing cover 7 and draws the through hole and process on barrel 6 in the presence of hot blast
Discharged after filter screen filtration by discharge 22.Do not continue to grind along drawing barrel 6 and fall on again on mill 14 by screen pack
Mill.Grind the debris such as remaining gangue and fall on grinding case 21 bottom, and discharged in the slag notch 13 that acts through of scraper plate 12.This
Utility model uses the structure of fluid dividing cover 7, and structure combination is reasonable, can be very good to shunt the coal of different conditions, ensures coal
Block is fully ground.Cataclasitlc structure is set up, first by the coal crusher of bulk, is easy to the grinding of coal cinder, extends grinding roller 11, mill
14 and the service life of millstone sheet 19, improve grinding efficiency.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (5)
1. a kind of efficient compound coal pulverizer, including backing plate (18), it is characterised in that backing plate (18) upper end is connected by frame (17)
Grinding case (21) is connect, grinding case (21) bottom is provided with mill (14), mill (14) lower end connection reduction box (15), reduction box (15)
Motor (16) is connected by shaft coupling, mill (14) bottom both sides connection scraper plate (12), mill (14) upper end passes through mounting groove
Millstone sheet (19) is connected, grinding case (21) bottom is provided with slag notch (13), and grinding case (21) bottom is provided with hot-wind inlet (20), ground
Fixed cover (8) is provided with the middle part of tumbling barrel (21), spring loads device (9) is provided with the inside of fixed cover (8), spring loads device (9) connection is ground
Frame (10), grinding frame (10) connection grinding roller (11) are ground, grinding case (21) upper inside wall is provided with fluid dividing cover (7), fluid dividing cover (7) connection
Draw barrel (6), draw barrel (6) top and offer through hole, fluid dividing cover (7) connects material leakage pipe (5) by filter screen, on material leakage pipe (5)
The broken case (23) of end connection, grinding case (21) top are provided with discharge (22), grind the broken case (23) of case (21) upper end connection,
Broken case (23) both ends connection end cap (1), end cap (1) connect breaking disc (3) by hydraulic cylinder (2), and breaking disc (3) is provided with broken
Broken tooth, broken case (23) upside are provided with feed hopper (4).
2. efficient compound coal pulverizer according to claim 1, it is characterised in that the quantity of the fixed cover (8) is at least
For two.
3. efficient compound coal pulverizer according to claim 1, it is characterised in that the material that the grinding roller (11) is selected is
High Hardness High Chromium cast iron.
4. efficient compound coal pulverizer according to claim 1, it is characterised in that the screen pack is wire netting.
5. efficient compound coal pulverizer according to claim 1, it is characterised in that the crushing teeth is shaped as taper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720588607.5U CN206793861U (en) | 2017-05-24 | 2017-05-24 | A kind of efficient compound coal pulverizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720588607.5U CN206793861U (en) | 2017-05-24 | 2017-05-24 | A kind of efficient compound coal pulverizer |
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| Publication Number | Publication Date |
|---|---|
| CN206793861U true CN206793861U (en) | 2017-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720588607.5U Active CN206793861U (en) | 2017-05-24 | 2017-05-24 | A kind of efficient compound coal pulverizer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109174397A (en) * | 2018-08-01 | 2019-01-11 | 张峰 | Crushing grinding device is used in a kind of extraction of specific function nonferrous materials |
| CN110354956A (en) * | 2019-07-04 | 2019-10-22 | 中国电建集团长春发电设备有限公司 | A kind of mill assembly of medium-speed pulverizer |
-
2017
- 2017-05-24 CN CN201720588607.5U patent/CN206793861U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109174397A (en) * | 2018-08-01 | 2019-01-11 | 张峰 | Crushing grinding device is used in a kind of extraction of specific function nonferrous materials |
| CN110354956A (en) * | 2019-07-04 | 2019-10-22 | 中国电建集团长春发电设备有限公司 | A kind of mill assembly of medium-speed pulverizer |
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