CN105618235A - Continuous producing and preparing device for carbon graphite - Google Patents

Continuous producing and preparing device for carbon graphite Download PDF

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Publication number
CN105618235A
CN105618235A CN201610038641.5A CN201610038641A CN105618235A CN 105618235 A CN105618235 A CN 105618235A CN 201610038641 A CN201610038641 A CN 201610038641A CN 105618235 A CN105618235 A CN 105618235A
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CN
China
Prior art keywords
graphite
screening
air
charging aperture
spheroidization
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Granted
Application number
CN201610038641.5A
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Chinese (zh)
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CN105618235B (en
Inventor
梁波
吴建云
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Upper Seascape Alkene New Energy Materials Science And Technology Ltd
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Upper Seascape Alkene New Energy Materials Science And Technology Ltd
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Priority to CN201610038641.5A priority Critical patent/CN105618235B/en
Publication of CN105618235A publication Critical patent/CN105618235A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C21/00Disintegrating plant with or without drying of the material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C19/00Other disintegrating devices or methods
    • B02C19/0012Devices for disintegrating materials by collision of these materials against a breaking surface or breaking body and/or by friction between the material particles (also for grain)
    • B02C19/0043Devices for disintegrating materials by collision of these materials against a breaking surface or breaking body and/or by friction between the material particles (also for grain) the materials to be pulverised being projected against a breaking surface or breaking body by a pressurised fluid
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00Auxiliary 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
    • B02C23/08Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/10Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
    • B02C23/12Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone with return of oversize material to crushing or disintegrating zone

Abstract

The invention relates to a continuous producing and preparing device for carbon graphite. The device comprises a feeding bin. The bottom of the feeding bin is connected with a feeding port of at least one grinder through a feeding pipeline. Discharge ports of the grinders are connected with classifying machines. Fine material discharge ports of the classifying machines are connected with feeding ports of impact type grinders. Coarse material discharge ports of the classifying machines are connected with air inlets of circulating fans. Air outlets of the circulating fans are connected with feeding ports of the grinders. Discharge ports of the impact type grinders are connected with cyclone separators. Bottom discharge ports of the cyclone separators are connected with feeding ports of graphite balling machines. Top outlets of the cyclone separators are connected with an air exhauster through dust collecting pipelines. Finished product screens are arranged at the lower portions of the graphite balling machines. Finished product outlets are formed in the bottoms of the graphite balling machines. The continuous producing and preparing device for carbon graphite has the beneficial effects that the equipment structure is compact, the cost is low, continuous production can be achieved, and dust is little.

Description

Carbon graphite continuous system is for device
Technical field
The present invention relates to device for producing spherical graphite technical field, be specifically related to a kind of carbon graphite continuous system for device.
Background technology
Lithium ion battery is because it has energy density height, battery discharge platform height, electric discharge steadily, and the advantages such as high and low temperature resistance is excellent, automatic discharging is slow, storage life length are used widely. Negative material is one of critical material preparing lithium ion battery, and carbon graphite material is the material that lithium ion battery negative was studied and be applied to people's early start, is still most important ion cathode material lithium so far, and in negative material, accounting is up to more than 98%. Carbon cathode material conventional at present mainly has native graphite and people to cause graphite.
In order to meet demand, reach the particular technology parameter of lithium ion battery, particle diameter and type looks to the carbon graphite material as negative material have very strict requirement, each carbon graphite material must be pulverized and ball-typeization processes, in industry, the micropowder disintegrating apparatus of other industry commonly used is pulverized, and ball-type. Material is sent into the crushing chamber with gear ring, module by blower fan, mutually collide within a short period of time and reach to pulverize the purpose with ball-type, due to through once pulverizing the particle diameter (or sphericity) that (or type) can not reach to specify, so being no matter pulverize or nodularization all has to pass through and repeatedly repeatedly pulverizes and ball-type, it is necessary to use multiple devices carry out connection in series-parallel or repeatedly circulate pulverizing. Thus causing serious over grind, decrease the response rate of product, Dust Dispersion, also directly influences working environment simultaneously.
Summary of the invention
The invention aims to overcome the drawbacks described above existed in prior art, it is provided that a kind of carbon graphite continuous system is for device.
For solving the problems referred to above, the present invention proposes a kind of carbon graphite continuous system for device, including feed hopper, it is connected to the charging aperture of at least one pulverizer by feeding lines bottom described feed hopper, the discharge gate of described pulverizer is connected to grader, the particulate discharging opening of described grader is connected to the charging aperture of impact grinder, the coarse grain discharging opening of described grader is connected to the air inlet of circulating fan, the air outlet of described circulating fan connects the charging aperture of pulverizer, the discharging opening of described impact grinder is connected to cyclone separator, the bottom discharge mouth of described cyclone separator is connected to the charging aperture of spheroidization of graphite machine, the top exit of described cyclone separator is connected to air exhauster by collection tube of dust, the bottom of described spheroidization of graphite machine is provided with finished product screen, described spheroidization of graphite machine is additionally provided with the finished product material outlet corresponding with finished product screen on-the-sieve material, the bottom of described spheroidization of graphite machine is provided with screening material outlet.
In technique scheme, it is additionally provided with air classifier between described impact grinder and cyclone separator, the charging aperture of described air classifier is connected with the discharging opening of impact grinder, the fine grained outlet of described air classifier connects cyclone separator, and the coarse granule outlet of described air classifier connects the charging aperture of impact grinder.
In technique scheme, the screening material outlet of described spheroidization of graphite machine is connected to the first screening plant by sieving pipeline, it is provided with the first Screening Network in described first screening plant, the sidewall of described first screening plant is provided with the finished product discharge gate corresponding with the on-the-sieve material of the first Screening Network, the bottom of described first screening plant is connected to the second screening plant by pipeline, it is provided with the second Screening Network in described second screening plant, the sidewall of described second screening plant is provided with the finished product discharge gate corresponding with the on-the-sieve material of the second Screening Network, the bottom of described second screening plant is connected to the air inlet of pelletizing circulating fan, the air outlet of described pelletizing circulating fan connects the charging aperture of spheroidization of graphite machine by pipeline.
In technique scheme, described impact grinder includes housing, described case top is provided with upper feed inlet, described housing bottom is provided with bottom discharging opening, described housing upper is provided with transition chamber and the inlet for pressurised gas connected with transition chamber, described inlet for pressurised gas is connected to air compressor, it is provided with accelerating tube bottom described transition chamber, it is provided with feed hopper in described transition chamber, described feed hopper upper end connects feeding hole of pulverizer, described accelerating tube is stretched in described feed hopper lower end, and described accelerating tube is arranged below clashing into target.
In technique scheme, rotatable separating twice set it is additionally provided with in described housing, described separating twice is set on the outside of described shock target, and described shock target is arranged below electric rotating machine, and the output shaft of described electric rotating machine is connected with separating twice set by connecting support.
In technique scheme, being provided with dust cover in described housing, described electric rotating machine is arranged in described dust cover, described dust cover is provided for connect the bracket holes that support stretches out.
Carbon graphite continuous system in the present invention is for device, by carrying out classification by after raw material first coarse pulverization, subsequently the graphite of suitable grade is sent into impact grinder, after utilizing pressure-air to be accelerated by graphite granule, the special target of hard alloy is clashed into by certain speed and direction, pulverize, secondary impact is carried out by the separating twice set being arranged on outside the special target of hard alloy after clashing into once, thus graphite granule is fully pulverized, subsequently the graphite granule after pulverizing is entered air classifier and carry out classification, coarse granule returns impact grinder circulation and pulverizes, fine grained enters cyclone separator and carries out dust removal process, the graphite composite powder of suitable grade enters spheroidization of graphite machine pelletizing, finished product after pelletizing sieves, the spherical graphite of defective granularity is returned spheroidization of graphite machine cyclic process by substandard product after two-stage screening plant sieves.
Graphite crushing system and graphite ball-type system are combined by the carbon graphite continuous system in the present invention for device, and compact conformation reduces equipment cost, connects each equipment by pipeline simultaneously, decrease airborne dust, optimize working environment.
Accompanying drawing explanation
Fig. 1 is the medium-carbon graphite continuous system of the present invention structural representation for device;
Fig. 2 is the sectional view of impact grinder in the present invention.
In figure: 1, feed hopper; 2, pulverizer; 3, grader;
4, impact grinder; 5, circulating fan;
6, cyclone separator; 7, spheroidization of graphite machine;
71, finished product screen; 72, finished product material outlet;
73, screening material outlet; 8, collection tube of dust; 9, air exhauster;
10, the first screening plant; 11, the first Screening Network;
12, the second screening plant; 13, the second Screening Network;
14, pelletizing circulating fan; 15, air classifier;
41, housing; 42, transition chamber; 43, inlet for pressurised gas;
44, accelerating tube; 45, feed hopper; 46, target is clashed into;
47, air compressor; 48, separating twice set;
49, electric rotating machine; 50, support is connected;
51, dust cover; 52, motor cabinet.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail:
Medium-carbon graphite continuous system of the present invention is for device, including feed hopper 1, it is connected with the charging aperture of three pulverizers 2 respectively by feeding lines bottom feed hopper 1, pipeline between feed hopper 1 pulverizer 2 is respectively arranged with feed valve, it is connected with the charging aperture of a grader 3 respectively with the discharge gate of every pulverizer 2, the particulate discharging opening of each grader 3 is connected with the charging aperture of an impact grinder 4 respectively, the coarse grain discharging opening of each grader 3 is connected with the air inlet of a circulating fan 5 respectively, the charging aperture of the pulverizer 2 that the air outlet of circulating fan 5 is corresponding with grader 3 connects, the discharging opening of every impact grinder 4 is connected to an air classifier 15 respectively, the charging aperture of air classifier 15 is connected with the discharging opening of impact grinder 4, the fine grained outlet of each air classifier 15 is connected to the charging aperture of a cyclone separator 6 respectively, the coarse granule outlet of air classifier 15 connects the charging aperture of impact grinder 4, the bottom discharge mouth of three cyclone separator 6 is all connected with the charging aperture of a spheroidization of graphite machine 7, the top exit of three cyclone separator 6 is connected to air exhauster 9 each through collection tube of dust 8, the bottom of spheroidization of graphite machine 7 is provided with finished product screen 71, spheroidization of graphite machine 7 is additionally provided with the finished product material outlet 72 corresponding with the on-the-sieve material of finished product screen 71, the bottom of spheroidization of graphite machine 7 is provided with screening material outlet 73, screening material outlet 73 is connected to the first screening plant 10 by sieving pipeline, the first Screening Network 11 it is provided with in first screening plant 10, the sidewall of the first screening plant 10 is provided with the finished product discharge gate corresponding with the on-the-sieve material of the first Screening Network 11, the bottom of the first screening plant 10 is connected to the second screening plant 12 by pipeline, the second Screening Network 13 it is provided with in second screening plant 12, the sidewall of the second screening plant 12 is provided with the finished product discharge gate corresponding with the on-the-sieve material of the second Screening Network 13, the bottom of the second screening plant 12 is connected to the air inlet of pelletizing circulating fan 14, the air outlet of pelletizing circulating fan 14 connects the charging aperture of spheroidization of graphite machine 7 by pipeline.
Wherein, above-mentioned impact grinder 4 includes housing 41, housing 41 top is provided with upper feed inlet, bottom discharging opening it is provided with bottom housing 41, housing 41 top is provided with transition chamber 42 and the inlet for pressurised gas 43 connected with transition chamber 42, inlet for pressurised gas 43 is connected to air compressor 47, accelerating tube 44 it is provided with bottom transition chamber 42, feed hopper 45 it is provided with in transition chamber 42, feed hopper 45 upper end connects feeding hole of pulverizer, accelerating tube 44 is stretched in feed hopper 45 lower end, accelerating tube 44 is arranged below clashing into target 46, rotatable separating twice set 48 it is additionally provided with in housing 41, separating twice set 48 is arranged on the outside clashing into target 46, clash into target 46 and be arranged below electric rotating machine 49, the output shaft of electric rotating machine 49 is connected with separating twice set 48 by connecting support 50, electric rotating machine 49 arranged outside has dust cover 51, dust cover 51 is provided for connect the bracket holes that support 50 stretches out, dust cover 51 and electric rotating machine 49 are installed on motor cabinet 52, motor cabinet 52 is fixedly installed on above the discharging opening bottom housing 41, motor cabinet 52 is provided for the opening that material falls.
Carbon graphite continuous system in the present invention is for device, the feed valve of correspondence it is first turned on during use, make graphite raw material enter pulverizer 2 and carry out coarse pulverization, coarse crushing afterproduct enters grader 3 and carries out classification, oarse-grained graphite is returned pulverizer 2 and again pulverizes by grader 3, the graphite of suitable grade is sent into impact grinder 4, after utilizing pressure-air to be accelerated by graphite granule, by certain speed and direction shock target 46, pulverize, secondary impact is carried out by the separating twice set 48 being arranged on outside shock target 46 after clashing into once, thus graphite granule is fully pulverized, subsequently the graphite granule after pulverizing is entered air classifier 15 and carry out classification, coarse granule returns impact grinder circulation by air classifier 15 and pulverizes, fine grained enters cyclone separator 6 and carries out dust removal process, the graphite composite powder of suitable grade enters spheroidization of graphite machine pelletizing, the product outlet that qualified finished product after pelletizing is arranged by spheroidization of graphite machine 7 sidepiece flows out, the spherical graphite of defective granularity is returned spheroidization of graphite machine 7 cyclic process after entering the first screening plant 10 and the screening of the second screening plant 12 after the finished product screen by the setting of spheroidization of graphite machine 7 bottom bottom spheroidization of graphite machine 7 by defective finished product, in the middle part of the first screening plant 10 and the second screening plant 12, also it is respectively arranged with finished product discharge gate for discharging the spherical graphite of qualified particle diameter simultaneously.
Carbon graphite continuous system in the present invention for device by graphite breaker, graphite grading plant to be organically combined into a total system with graphite spherulization device, can be compact in conjunction with each system equipment, reduce equipment cost, by automated system control, decreasing manpower, pipeline transportation decreases the pollution that the Dust Dispersion in material transfer process causes simultaneously.
The content not being described in detail in this specification belongs to the known prior art of professional and technical personnel in the field.

Claims (6)

1. a carbon graphite continuous system is for device, it is characterized in that: include feed hopper (1), described feed hopper (1) bottom is connected to the charging aperture of at least one pulverizer (2) by feeding lines, the discharge gate of described pulverizer (2) is connected to grader (3), the particulate discharging opening of described grader (3) is connected to the charging aperture of impact grinder (4), the coarse grain discharging opening of described grader (3) is connected to the air inlet of circulating fan (5), the air outlet of described circulating fan (5) connects the charging aperture of pulverizer (2), the discharging opening of described impact grinder (4) is connected to cyclone separator (6), the bottom discharge mouth of described cyclone separator (6) is connected to the charging aperture of spheroidization of graphite machine (7), the top exit of described cyclone separator (6) is connected to air exhauster (9) by collection tube of dust (8), the bottom of described spheroidization of graphite machine (7) is provided with finished product screen (71), described spheroidization of graphite machine (7) is additionally provided with finished product material outlet (72) corresponding with finished product screen on-the-sieve material, the bottom of described spheroidization of graphite machine (7) is provided with screening material outlet (73).
2. according to claim 1 carbon graphite continuous system for device, it is characterized in that: between described impact grinder (4) and cyclone separator (6), be additionally provided with air classifier (15), the charging aperture of described air classifier (15) is connected with the discharging opening of impact grinder (4), the fine grained outlet of described air classifier (15) connects cyclone separator (6), and the coarse granule outlet of described air classifier (15) connects the charging aperture of impact grinder (4).
3. according to claim 1 carbon graphite continuous system for device, it is characterized in that: screening material outlet (73) of described spheroidization of graphite machine (7) is connected to the first screening plant (10) by sieving pipeline, it is provided with the first Screening Network (11) in described first screening plant (10), the sidewall of described first screening plant (10) is provided with the finished product discharge gate corresponding with the on-the-sieve material of the first Screening Network (11), the bottom of described first screening plant (10) is connected to the second screening plant (12) by pipeline, it is provided with the second Screening Network (13) in described second screening plant (12), the sidewall of described second screening plant (12) is provided with the finished product discharge gate corresponding with the on-the-sieve material of the second Screening Network (13), the bottom of described second screening plant (12) is connected to the air inlet of pelletizing circulating fan (14), the air outlet of described pelletizing circulating fan (14) connects the charging aperture of spheroidization of graphite machine (7) by pipeline.
4. according to claim 1 carbon graphite continuous system for device, it is characterized in that: described impact grinder (4) includes housing (41), described housing (41) top is provided with upper feed inlet, described housing (41) bottom is provided with bottom discharging opening, described housing (41) top is provided with transition chamber (42) and the inlet for pressurised gas (43) connected with transition chamber (42), described inlet for pressurised gas (43) is connected to air compressor (47), described transition chamber (42) bottom is provided with accelerating tube (44), feed hopper (45) it is provided with in described transition chamber (42), described feed hopper (45) upper end connects feeding hole of pulverizer, described accelerating tube (44) is stretched in described feed hopper (45) lower end, described accelerating tube (44) is arranged below clashing into target (46).
5. according to claim 4 carbon graphite continuous system for device, it is characterized in that: in described housing (41), be additionally provided with rotatable separating twice set (48), described separating twice set (48) is arranged on the outside of described shock target (46), described shock target (46) is arranged below electric rotating machine (49), and the output shaft of described electric rotating machine (49) is connected with separating twice set (48) by connecting support (50).
6. according to claim 5 carbon graphite continuous system for device, it is characterized in that: in described housing (41), be provided with dust cover (51), described electric rotating machine (49) is arranged in described dust cover (51), described dust cover (51) is provided for connect the bracket holes that support (50) stretches out.
CN201610038641.5A 2016-01-20 2016-01-20 Carbon graphite continuous production prepares device Active CN105618235B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106733108A (en) * 2017-02-17 2017-05-31 黑龙江工业学院 The pulverizing processing device and breaking method of a kind of graphite
CN109261329A (en) * 2018-09-20 2019-01-25 王佩洁 It is a kind of multi-faceted to be crushed and automate crushing device convenient for the carbon graphite screening type of cleaning

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CN109261329B (en) * 2018-09-20 2020-07-21 宝丰县洁石碳素材料有限公司 Screening type automatic crushing device capable of crushing carbon graphite in multiple directions

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