CN106622601A - Fine powder classification and collection device for cement production line - Google Patents
Fine powder classification and collection device for cement production line Download PDFInfo
- Publication number
- CN106622601A CN106622601A CN201710094918.0A CN201710094918A CN106622601A CN 106622601 A CN106622601 A CN 106622601A CN 201710094918 A CN201710094918 A CN 201710094918A CN 106622601 A CN106622601 A CN 106622601A
- Authority
- CN
- China
- Prior art keywords
- fine powder
- sieving machine
- production line
- cement production
- flour mill
- 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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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
- B02C15/00—Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs
- B02C15/04—Mills with pressed pendularly-mounted rollers, e.g. spring pressed
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- 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
-
- 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
- B02C23/02—Feeding devices
-
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C15/00—Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs
- B02C2015/002—Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs combined with a classifier
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Combined Means For Separation Of Solids (AREA)
- Disintegrating Or Milling (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses a fine powder classification and collection device for a cement production line. The fine powder classification and collection device comprises a sieving machine, a fine powder collector, a discharging pipe and a coarse powder connecting pipe, the sieving machine and the fine powder collector are sequentially connected onto a pulverizer, the discharging pipe is arranged at the tops of the sieving machine and the pulverizer, the coarse powder connecting pipe is arranged on the middle lower portion close to the pulverizer and the sieving machine, a vortex fan is arranged on the coarse powder connecting pipe, a crushing device is arranged at the bottom of the pulverizer, the sieving machine is connected with the fine powder collector through a collection pipe arranged at the top of the sieving machine, an inclined downward baffle plate is arranged above the crushing device, and a semi-open crushing space is formed between the baffle plate and the crushing device. According to the fine powder classification and collection device, the pulverizer is connected with the sieving machine by the discharging pipe and the coarse powder connecting pipe, so that collection efficiency is improved, and coarse powder particles can be directly conveyed into the sieving machine and are further crushed and directly collected by the fine powder collector.
Description
Technical field
The present invention relates to dress is collected in the classification of cement manufacture plant technical field, more particularly to used on cement production line fine powder
Put.
Background technology
Cement is a kind of building latex material, and Binder Materials is usually in the anhydrous of steady state that be situated between in atmospheric environment
Solid matter, can occur the reaction of dissolving, Incongruent dissolution and original place in distiller liquor, release heat, and formation size is little, specific surface
Product is big, the hyrate with gelling property.Binder Materials is typically necessary sufficient grinding could be reached most in production and application
Big effect, therefore the production of cement needs suitable milling equipment.
At present superfine grinding field there are problems that energy consumption it is higher,.Chinese Application No.
CN201610073492.6, a kind of entitled manufacture of cement System of Ultra Thin Power Rubbing, there is provided following System of Ultra Thin Power Rubbing,
The superfines system is included such as lower component：Connected superfine pulverizer, the dynamic powder concentrator being located in connected superfine pulverizer and superfine grinding
What machine side was connected dries feed system and the oil hydraulic system being connected with connected superfine pulverizer opposite side, and connected superfine pulverizer also includes electricity
Grinding roller that reductor that machine is connected with motor, the mill being located in connected superfine pulverizer are connected with mill, it is located at connected superfine pulverizer
The air inlet and debris outlet of bottom, dynamic powder concentrator top be provided with fine powder outlet.The super fine powder system processing cement
Grog substantially increases the fineness of cement, so as to improve the hardness and durability of concrete product, it is ensured that construction-engineering project matter
Amount.Using drying feed system, can avoid, because material moisture content increases the impact to feeding capacity in rainy season, promoting feeding
It is smoothed out.The production efficiency of superfine cement is improve to a certain extent, and relatively reduces the energy consumption of production cement
Problem, but the said equipment is when in use, mill because by acting on of preheating, Long-Time Service temperature is higher, and high temperature and
Closed air can produce fog, cause to grind interior high temperature, high humidity, affect the product quality of the superfine powder of acquisition.
The content of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the invention provides a kind of production efficiency is high, the cement uniformity and thin
The higher used on cement production line fine powder graded collecting device of degree quality.
The technical solution adopted in the present invention is：Used on cement production line fine powder graded collecting device, is connected to tilting screw
Use on feed arrangement, drying unit, hot air apparatus, flour mill, flour mill include be sequentially connected from top to bottom discharge nozzle, one
Secondary blower fan, grader, pendulum roller, mill, reductor and motor；Fine powder graded collecting device includes being connected in turn on flour mill
Sieving machine and fine powder collector, sieving machine by the discharge nozzle at the top of its top and flour mill, and located at flour mill
Meal connecting tube is additionally provided near both middle and lower part positions with sieving machine, in meal connecting tube vortex fan is additionally provided with；
The bottom of sieving machine is additionally provided with reducing mechanism, and sieving machine connects fine powder collector by the collecting pipe at the top of it；
Reducing mechanism top position is additionally provided with a shutter diagonally downward, and one and half are formed between shutter and reducing mechanism
Open comminuting space.
Further, shutter is fixed on sieving machine inwall by securing member.
Further, tilting screw feed arrangement includes the horizontal feed inlet being sequentially connected, the screw conveyor for tilting upward
Section, horizontal transmission section and tilt feeding section, in the screw conveyor section for tilting upward, horizontal transmission section drying unit is connected to
And hot air apparatus；And the hot blast temperature of hot air apparatus blowout is maintained at less than 45 degree.
Further, the discharge nozzle of flour mill is made up of metal bellows.
Further, the bottom of fine powder collector is additionally provided with moveable collection device.
Further, temperature sensor, temperature sensor connection excess temperature alarm device are provided with inside sieving machine.
Further, water-cooled coil pipe is also associated with outside sieving machine.
Compared with prior art, the invention has the beneficial effects as follows：The present invention fine powder graded collecting device, flour mill with
And connected simultaneously using discharge nozzle and meal connecting tube between sieving machine, its purpose primarily to improve collection efficiency, while
Coarse powder particles can be directly transferred to further be crushed in sieving machine, then directly be collected just using fine powder collector
Can.
And using the fine powder milling apparatus of the present invention, drying plant is directly used on feed arrangement to cement preliminary working
Material be processed, it is ensured that its before processing have preferable fragility, while material enter flour mill before, also using hot blast
Device is further heated, and then these hot blasts are entered in flour mill as material one is logical, it is ensured that the temperature in flour mill is whole
Body is uniform, while improving the efficiency of its grinding, eliminates the highly humid air in flour mill, accelerates the air circulation in it, enters
One step improves the efficiency of grinding, shortens milling cycle.And, the disappearance of high humidity environment in flour mill, while also ensure that
Mill has more uniform operating ambient temperature and aridity, improves the service life of mill.
Description of the drawings
Fig. 1 is the structure chart of used on cement production line fine powder graded collecting device；
Fig. 2 is the structure chart of the production line using the collection device of Fig. 1；
Wherein：1- tilting screw feed arrangements, 11- horizontal feed inlets, the screw conveyor section that 12- is tilted upward, 13- horizontal transmissions
Section, 14- tilt feeding sections；2- drying units, 3- flour mills, 31- primary air fans, 32- graders, 33- pendulum rollers, 34- reductors,
35- reductors, 36- motors, 37- discharge nozzles；4- sieving machines, 5- fine powder collectors, 6- hot air apparatus, 7- meal connecting tubes, 8-
Vortex fan, 9- reducing mechanisms, 10- collecting pipes, the moveable collection devices of 15-, 16- temperature sensors, 17- overtemperature alarms
Device, 18- water-cooled coil pipes, 19- shutters, the semi-open comminuting spaces of 20-, 21- securing members.
Specific embodiment
In order to deepen the understanding of the present invention, with reference to the accompanying drawings and examples the present invention is further described, the enforcement
Example is only used for explaining the present invention, protection scope of the present invention is not constituted and is limited.
As depicted in figs. 1 and 2, used on cement production line fine powder graded collecting device, be connected to tilting screw feed arrangement 1,
Use on drying unit 2, hot air apparatus 6, flour mill 3, flour mill 3 includes the discharge nozzle 37, once being sequentially connected from top to bottom
Blower fan 31, grader 32, pendulum roller 33, mill 34, reductor 35 and motor 36；Fine powder graded collecting device includes being connected in turn
Sieving machine 4 and fine powder collector 5 on flour mill 3, sieving machine 4 is by the discharge nozzle located at its top and the top of flour mill 3
37, and meal connecting tube 7 is additionally provided near both middle and lower part positions located at flour mill 3 and sieving machine 4, in meal connecting tube 7
It is additionally provided with vortex fan 8；The bottom of sieving machine 4 is additionally provided with reducing mechanism 9, and sieving machine 4 is by the collecting pipe 10 at the top of it
Connection fine powder collector 5.
In the above-described embodiments, refer to Fig. 1 to understand, the top position of reducing mechanism 9 is additionally provided with blocking diagonally downward
Plate 19, forms a semi-open comminuting space 20 between shutter 19 and reducing mechanism 9, form one and preferably crush empty
Between, it is ensured that meal and fine powder can be strictly separated, with preferable segregation.
In the above-described embodiments, shutter 19 is fixed on sieving machine inwall by securing member 21, it is convenient dismantle in the future with
And safeguard.
In the above-described embodiments, tilting screw feed arrangement 1 includes the horizontal feed inlet 11 being sequentially connected, tilts upward
Screw conveyor section 12, horizontal transmission section 13 and tilt feeding section 14, in the screw conveyor section 12 for tilting upward, horizontal transmission section 13
It is connected to drying unit 2 and hot air apparatus 6；And the hot blast temperature of the blowout of hot air apparatus 6 is maintained at less than 45 degree.
In the above-described embodiments, the discharge nozzle 37 of flour mill 3 is made up of metal bellows, with preferable heat dispersion.
In the above-described embodiments, the bottom of fine powder collector 5 is additionally provided with moveable collection device 15, convenient to collect.
In the above-described embodiments, temperature sensor 16, the connection overtemperature alarm dress of temperature sensor 16 are provided with inside sieving machine 4
17 are put, and then ensures the safe temperature of sieving machine.
In the above-described embodiments, water-cooled coil pipe 18 is also associated with outside sieving machine 4, real-time ensuring reduces the temperature of sieving machine
Degree, and then reduce the cement flour temperature in it.
In sum, fine powder graded collecting device of the invention, between flour mill and sieving machine using discharge nozzle and
Meal connecting tube connects simultaneously, its purpose primarily to improve collection efficiency, while coarse powder particles can be directly transferred to
Further crushed in sieving machine, then directly collected using fine powder collector and just may be used.
What embodiments of the invention were announced is preferred embodiment, but is not limited thereto, the ordinary skill people of this area
Member, easily according to above-described embodiment, understands the spirit of the present invention, and makes different amplifications and change, but as long as without departing from this
The spirit of invention, all within the scope of the present invention.
Claims (6)
1. used on cement production line fine powder graded collecting device, is connected to tilting screw feed arrangement（1）, drying unit（2）, hot blast
Device（6）, flour mill（3）On use, the flour mill（3）Including the discharge nozzle being sequentially connected from top to bottom（37）, First air
Machine（31）, grader（32）, pendulum roller（33）, mill（34）, reductor（35）And motor（36）；It is characterized in that：Fine powder is classified
Collection device includes being connected to flour mill in turn（3）On sieving machine（4）And fine powder collector（5）, sieving machine（4）By being located at
Its top and flour mill（3）The discharge nozzle at top（37）, and located at flour mill（3）And sieving machine（4）Under in both
Portion position is additionally provided with meal connecting tube（7）, the meal connecting tube（7）On be additionally provided with vortex fan（8）；
Sieving machine（4）Bottom be additionally provided with reducing mechanism（9）, sieving machine（4）By the collecting pipe at the top of it（10）Connection
Fine powder collector（5）；
Reducing mechanism（9）Top position is additionally provided with a shutter diagonally downward（19）, shutter（19）With reducing mechanism（9）
Between formed a semi-open comminuting space（20）.
2. used on cement production line fine powder graded collecting device according to claim 1, it is characterised in that：Shutter（19）It is logical
Cross securing member（21）It is fixed on sieving machine inwall.
3. used on cement production line fine powder graded collecting device according to claim 1, it is characterised in that：Tilting screw feeds
Device（1）Including the horizontal feed inlet being sequentially connected（11）, the screw conveyor section that tilts upward（12）, horizontal transmission section（13）With
Tilt feeding section（14）, the screw conveyor section for tilting upward（12）, horizontal transmission section（13）On be connected to drying unit（2）
And hot air apparatus（6）；And the hot air apparatus（6）The hot blast temperature of blowout is maintained at less than 45 degree.
4. used on cement production line fine powder graded collecting device according to claim 3, it is characterised in that：The flour mill
（3）Discharge nozzle（37）It is made up of metal bellows.
5. used on cement production line fine powder graded collecting device according to claim 3, it is characterised in that：Sieving machine（4）It is interior
Portion is provided with temperature sensor（16）, temperature sensor（16）Connection excess temperature alarm device（17）.
6. used on cement production line fine powder graded collecting device according to claim 5, it is characterised in that：The sieving machine
（4）Outside is also associated with water-cooled coil pipe（18）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710094918.0A CN106622601B (en) | 2017-02-22 | 2017-02-22 | Used on cement production line fine powder graded collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710094918.0A CN106622601B (en) | 2017-02-22 | 2017-02-22 | Used on cement production line fine powder graded collecting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106622601A true CN106622601A (en) | 2017-05-10 |
| CN106622601B CN106622601B (en) | 2019-05-24 |
Family
ID=58845890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710094918.0A Active CN106622601B (en) | 2017-02-22 | 2017-02-22 | Used on cement production line fine powder graded collecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106622601B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4005323A1 (en) * | 1990-02-20 | 1991-08-22 | Krupp Polysius Ag | Crushing plant for cement material - involves first stage accepting pre-crushed material, and feeding to second stage with constant output regulation |
| CN2236892Y (en) * | 1995-01-23 | 1996-10-09 | 夏光健 | Multiple stage crushing and stage mill |
| JP2008012458A (en) * | 2006-07-07 | 2008-01-24 | M & K:Kk | Powder and granular material treatment facility |
| JP4584560B2 (en) * | 2003-09-26 | 2010-11-24 | カワサキプラントシステムズ株式会社 | Grinding equipment and method and fluidized bed classifier |
| CN103949327A (en) * | 2014-05-19 | 2014-07-30 | 江苏新业重工股份有限公司 | Novel cement grinding system |
| CN105562159A (en) * | 2016-02-03 | 2016-05-11 | 江苏新鹏重型机电制造有限公司 | Ultra-fine grinding system for cement production |
| CN206577873U (en) * | 2017-02-22 | 2017-10-24 | 江苏新鹏重型机电制造有限公司 | Used on cement production line fine powder graded collecting device |
-
2017
- 2017-02-22 CN CN201710094918.0A patent/CN106622601B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4005323A1 (en) * | 1990-02-20 | 1991-08-22 | Krupp Polysius Ag | Crushing plant for cement material - involves first stage accepting pre-crushed material, and feeding to second stage with constant output regulation |
| CN2236892Y (en) * | 1995-01-23 | 1996-10-09 | 夏光健 | Multiple stage crushing and stage mill |
| JP4584560B2 (en) * | 2003-09-26 | 2010-11-24 | カワサキプラントシステムズ株式会社 | Grinding equipment and method and fluidized bed classifier |
| JP2008012458A (en) * | 2006-07-07 | 2008-01-24 | M & K:Kk | Powder and granular material treatment facility |
| CN103949327A (en) * | 2014-05-19 | 2014-07-30 | 江苏新业重工股份有限公司 | Novel cement grinding system |
| CN105562159A (en) * | 2016-02-03 | 2016-05-11 | 江苏新鹏重型机电制造有限公司 | Ultra-fine grinding system for cement production |
| CN206577873U (en) * | 2017-02-22 | 2017-10-24 | 江苏新鹏重型机电制造有限公司 | Used on cement production line fine powder graded collecting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106622601B (en) | 2019-05-24 |
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