CN203508094U - Centrifugal controllable coal grinding powder spraying machine - Google Patents
Centrifugal controllable coal grinding powder spraying machine Download PDFInfo
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- CN203508094U CN203508094U CN201320644834.7U CN201320644834U CN203508094U CN 203508094 U CN203508094 U CN 203508094U CN 201320644834 U CN201320644834 U CN 201320644834U CN 203508094 U CN203508094 U CN 203508094U
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- coal
- spraying machine
- main shaft
- grinding
- powder
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Abstract
The utility model discloses a centrifugal controllable coal grinding powder spraying machine. The centrifugal controllable coal grinding powder spraying machine is characterized by comprising a screw feeder which is arranged at a feed end of the coal grinding powder spraying machine, a main shaft which is arranged in a cavity of the coal grinding powder spraying machine through a bearing block, and a three-level crushing structure and a centrifugal impeller which are arranged on the main shaft from the feed end to a discharge end in sequence, wherein a coal feeding hopper chute is arranged above the screw feeder; the three-level crushing structure consists of three groups of flyweights which are arranged on the main shaft through a hub disk respectively, and the rotating outer diameters of the three groups of flyweights are set to be increased in sequence from the feed end to the discharge end; a wind port with an adjustable wind supply amount is formed in a shell of the coal grinding powder spraying machine between the third group of flyweights and the centrifugal impeller; a coal powder discharge port is formed in the shell of the coal grinding powder spraying machine corresponding to the position of the centrifugal impeller; the screw feeder and the main shaft are combined with a motor through a transmission device respectively.
Description
Technical field
The utility model relates to the pulverizing spray feed of coal, adjustable feeding technology, relates to specifically a kind of centrifugal controlled coal-grinding and powder-spraying machine.
Background technology
For the fire coal of various drying kiln fuel, mostly coal is directly put in stove and burnt at present, owing to containing a large amount of coal grain fragments in raw coal, these coal grain fragments can not fully burn, and are converted to flue dust and waste residue and discharge.Both pollute environment, caused again energy waste.Therefore coal-grinding and powder-spraying machine is widely used.Existing coal-grinding and powder-spraying machine coal input quantity and enter the ideal effect that coal speed is difficult to reach balance, the amount of dusting is difficult to control thereupon.
Summary of the invention
The purpose of this utility model provides a kind of more simple controlled high coal-grinding and powder-spraying machine of coal-grinding efficiency of delivering coal for existing weak point in above-mentioned prior art just.
The purpose of this utility model can realize by following technique measures:
Centrifugal controlled coal-grinding and powder-spraying machine of the present utility model comprises the screw feeder that is arranged on coal-grinding and powder-spraying machine feed end, by bearing block, be arranged on the main shaft in coal-grinding and powder-spraying machine cavity, by feed end to discharge end, be arranged on successively three grades of broken structures, the centrifugal impeller on main shaft; Above described screw feeder, be provided with coal feeding bucket and slip, described three grades of broken structures are to consist of three groups of flyballs that are arranged on main shaft by reel respectively, and the rotation external diameter of three groups of flyballs arranges in the mode being strengthened successively by feed end to discharge end; On the coal-grinding and powder-spraying machine housing between the 3rd group of flyball and centrifugal impeller, be provided with the adjustable air port of intake, on the coal-grinding and powder-spraying machine housing corresponding with centrifugal impeller present position, be provided with coal dust discharging opening; Described screw feeder and main shaft combine with motor by transmission device respectively.
More specifically, the power transmission shaft of screw feeder described in the utility model is combined with worm decelerating machine by sprocket wheel, and worm decelerating machine is crossed belt gear and is connected with electromagnetic adjustable speed motor; Described main shaft is connected with electromagnetic adjustable speed motor by belt gear.
The beneficial effects of the utility model are as follows:
The utility model changes the rate of feeding of coal-grinding and powder-spraying machine by electromagnetic adjustable speed motor, realize the control to coal input quantity, has solved coal input quantity and has entered the difficult problem that coal speed is difficult to reach balance, thereby having realized automatic feeding coal, simple to operate controlled, the object that efficiency is high.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the left view of Fig. 1.
In figure, sequence number and title are as follows: 1-coal feeding bucket 2-screw feeder 3-sprocket wheel 4-worm decelerating machine 5-belt pulley 6-electromagnetic adjustable speed motor 7-discharging opening 8-main frame belt pulley 9-motor pulley 10-centrifugal impeller 11-casing 12-charging aperture 13-air port 14-cavity 15-flyball 16-reel 17-main shaft 18-bearing block.
The specific embodiment
The utility model is further described below with reference to embodiment (accompanying drawing):
As shown in Figure 1, 2, centrifugal controlled coal-grinding and powder-spraying machine of the present utility model comprises the screw feeder 2 that is arranged on coal-grinding and powder-spraying machine feed end, by bearing block, be arranged on the main shaft 17 in coal-grinding and powder-spraying machine cavity, by feed end to discharge end, be arranged on successively three grades of broken structures, the centrifugal impeller 10 on main shaft 17; Above described screw feeder 2, be provided with coal feeding bucket and slip 1, described three grades of broken structures are to consist of three groups of flyballs 15 that are arranged on main shaft 17 by reel 16 respectively, and the rotation external diameter of three groups of flyballs 15 arranges in the mode being strengthened successively by feed end to discharge end; On the coal-grinding and powder-spraying machine housing between the 3rd group of flyball 15 and centrifugal impeller 10, be provided with the adjustable air port 13 of intake, on the coal-grinding and powder-spraying machine housing corresponding with centrifugal impeller 10 present positions, be provided with coal dust discharging opening 7; Described screw feeder 2 and main shaft 17 combine with motor 6 by transmission device respectively.
More specifically, the power transmission shaft of screw feeder described in the utility model 2 is by sprocket wheel 3 and worm decelerating machine 4 combinations, and worm decelerating machine 4 is connected with electromagnetic adjustable speed motor 6 by belt gear; Described main shaft 17 is connected with the motor pulley 9 of electromagnetic adjustable speed motor 6 by main frame belt pulley 8.
Operation principle of the present utility model is as follows:
Coal grain slips into part 2 screw feeders from part 1 coal feeding bucket, part 6 electromagnetic adjustable speed motors by part 5 belt pulleys by transmission of power to part 4 worm decelerating machines, part 4 worm decelerating machines rotate by the main shaft of part 3 sprocket wheel drivening piece 2 screw feeders, by coal grain at the uniform velocity, orderly being advanced in part 14 cavitys.Part 8 main frame belt pulleys are combined with part 9 motor pulleys, and by transmission of power, to part 17 main shafts, drivening piece 17 main shafts rotate, and part 17 main shafts are supported by part 18 bearing blocks.Part 17 main shafts are fixed with three assembly 15 flyballs by part 16 reels.Part 15 flyballs rotate, and three grades of the coal grains in part 14 cavitys are broken into powder, and part 10 centrifugal impellers are drawn into casing by part 12 charging apertures by coal dust, by part 7 discharging openings, coal dust are seen off.On part 14 cavitys, have part 13 air ports, intake that can regulating part 10 centrifugal impellers.
The centrifugal controlled coal-grinding and powder-spraying machine of the utility model is provided with electromagnetic adjustable speed motor in charging place, by frequency conversion, can easily realize the inorganic effective control to the charging of coal grain.
Claims (2)
1. a centrifugal controlled coal-grinding and powder-spraying machine, it is characterized in that: described duster comprises the screw feeder that is arranged on coal-grinding and powder-spraying machine feed end, by bearing block, be arranged on the main shaft in coal-grinding and powder-spraying machine cavity, by feed end to discharge end, be arranged on successively three grades of broken structures, the centrifugal impeller on main shaft; Above described screw feeder, be provided with coal feeding bucket and slip, described three grades of broken structures are to consist of three groups of flyballs that are arranged on main shaft by reel respectively, and the rotation external diameter of three groups of flyballs arranges in the mode being strengthened successively by feed end to discharge end; On the coal-grinding and powder-spraying machine housing between the 3rd group of flyball and centrifugal impeller, be provided with the adjustable air port of intake, on the coal-grinding and powder-spraying machine housing corresponding with centrifugal impeller present position, be provided with coal dust discharging opening; Described screw feeder and main shaft combine with motor by transmission device respectively.
2. centrifugal controlled coal-grinding and powder-spraying machine according to claim 1, is characterized in that: the power transmission shaft of described screw feeder is combined with worm decelerating machine by sprocket wheel, and worm decelerating machine is connected with electromagnetic adjustable speed motor by belt gear; Described main shaft is connected with electromagnetic adjustable speed motor by belt gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320644834.7U CN203508094U (en) | 2013-10-19 | 2013-10-19 | Centrifugal controllable coal grinding powder spraying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320644834.7U CN203508094U (en) | 2013-10-19 | 2013-10-19 | Centrifugal controllable coal grinding powder spraying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203508094U true CN203508094U (en) | 2014-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320644834.7U Expired - Fee Related CN203508094U (en) | 2013-10-19 | 2013-10-19 | Centrifugal controllable coal grinding powder spraying machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN203508094U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105149037A (en) * | 2015-10-23 | 2015-12-16 | 宿州市皖神面制品有限公司 | Coal-saving combustion device used for boiler |
| CN106166508A (en) * | 2016-08-27 | 2016-11-30 | 绵阳天虹丝绸有限责任公司 | A kind of efficient lime powder duster |
| CN108325684A (en) * | 2018-03-08 | 2018-07-27 | 国家粮食局科学研究院 | A kind of efficient coal-grinding, coal powder injection all-in-one machine |
| CN108906224A (en) * | 2018-07-20 | 2018-11-30 | 东莞市天合机电开发有限公司 | A kind of fermented cow dung apparatus for crushing and treating |
| CN110354954A (en) * | 2019-08-15 | 2019-10-22 | 广西叶茂机电自动化有限责任公司 | A kind of sulphur quantifies pulverizer |
-
2013
- 2013-10-19 CN CN201320644834.7U patent/CN203508094U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105149037A (en) * | 2015-10-23 | 2015-12-16 | 宿州市皖神面制品有限公司 | Coal-saving combustion device used for boiler |
| CN106166508A (en) * | 2016-08-27 | 2016-11-30 | 绵阳天虹丝绸有限责任公司 | A kind of efficient lime powder duster |
| CN108325684A (en) * | 2018-03-08 | 2018-07-27 | 国家粮食局科学研究院 | A kind of efficient coal-grinding, coal powder injection all-in-one machine |
| CN108906224A (en) * | 2018-07-20 | 2018-11-30 | 东莞市天合机电开发有限公司 | A kind of fermented cow dung apparatus for crushing and treating |
| CN110354954A (en) * | 2019-08-15 | 2019-10-22 | 广西叶茂机电自动化有限责任公司 | A kind of sulphur quantifies pulverizer |
| CN110354954B (en) * | 2019-08-15 | 2024-06-14 | 广西叶茂机电自动化有限责任公司 | Quantitative pulverizer for sulfur |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140402 Termination date: 20191019 |
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| CF01 | Termination of patent right due to non-payment of annual fee |