CN107983640A - Dangerous powder body material Automatic sieve mixing system - Google Patents
Dangerous powder body material Automatic sieve mixing system Download PDFInfo
- Publication number
- CN107983640A CN107983640A CN201711248599.0A CN201711248599A CN107983640A CN 107983640 A CN107983640 A CN 107983640A CN 201711248599 A CN201711248599 A CN 201711248599A CN 107983640 A CN107983640 A CN 107983640A
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- CN
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- Prior art keywords
- blanking
- pneumatic
- sieve
- screening
- fixed
- 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.)
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Classifications
-
- 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
- B07B1/38—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens oscillating in a circular arc in their own plane; Plansifters
-
- 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
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- 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
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
Landscapes
- Combined Means For Separation Of Solids (AREA)
- Accessories For Mixers (AREA)
Abstract
The invention discloses a kind of powder body material to sieve mixing system, is made of double-cone mixer, blanking device, spin vibration sieve separating device, scraper, control system.The present invention solves the problems, such as that manually there are major safety risks and dust from flying are serious to health of human body harm for the mixed dangerous powder body material of sieve in modified double base propellant preparation process.The present invention can be used for the screening of dangerous powder body material such as RDX, HMX, NC ball, Al powder etc., the mixing screening of screening or a variety of powder body materials suitable for single powder body material.
Description
Technical field
The present invention relates to a kind of system that can be used for the dangerous powder body material such as screening such as RDX, HMX, NC ball, Al powder,
Suitable for the screening of powder body material.
Background technology
Dangerous powder body material is the common used material in gunpowder, its granularity, which controls to play the performance of gunpowder, tremendous influence.
Due to the danger of explosive wastewater industry, automation technolo development is relatively slow, and propellant powder, propellant are prepared at raw material at present
It is still mixed using manually sieve to manage link, after the good each former powder body material of manual weighing, artificial premix is carried out using frock tool,
Again by several times by being manually gently mixed, rolling by sieve, since powder is previously dried, the superfine powder ratio of 10 microns
Example is very big, there is substantial amounts of friction during sieve is mixed, and there are the larger hidden danger that fires, while dust from flying endangers health of human body
Evil is serious.Modified double base propellant due to its particularity, it is necessary to a variety of powder body materials are carried out mixing screening, it is not yet related at present
In the report that dangerous powder body material Automatic sieve mixes, the automation of the process and man-machine isolated operation still belong to blank.
The content of the invention
In order to solve shortcomings and deficiencies of the prior art, the present invention provides a kind of dangerous powder body material Automatic sieve mixing system,
The system can realize that powder body material sieve sneaks out the man-machine isolated operation of journey.
The system use principle be：A variety of powder materials are premixed by pneumatic control double-cone mixer, are operated
Process can carry out the setting of manual mode, automatic mode, double-cone mixer according to different types of powder body material or technological requirement
After according to setting mixing time and rotary speed working, blanking butterfly valve stays in downwards vertical direction automatically, and blanking device passes through
Cylinder action is moved up to be docked with blanking butterfly valve, according to gradation blanking is set for, can set blanking number and each blanking
Time, while when can set blanking whether ancillary vibration function, sieved, passed through by spin vibration sieve separating device after each blanking
Pneumatic rotary device simulation manually carries out the scattered of material and rolls, and can set screening corresponding with double-cone mixer blanking number
Number, every time standing stand-by period of powder before screening, material scraping plate whether interventional procedure and interventional procedure time, the powder after sieving
Body material is collected quiet with preventing with splicing bucket to splicing bucket, spin vibration sieve separating device blanking groove by flow by gravity and auxiliary vibration device
Electric cloth is flexible coupling, and when screening avoids dust from flying.
Danger powder body material Automatic sieve mixing system provided by the present invention is by double-cone mixer, blanking device, spin vibration sieve point
Device, scraper, control system composition.During double-cone mixer blanking, blanking device by cylinder action, tremie pipe top with
Double-cone mixer feed opening docks, and tremie pipe lower part is connected using antistatic hose with spin vibration sieve separating device, and scraper is single
Only moving component, its component material scraping plate are located at spin vibration sieve separating device sealing cover lower part, and during screening, material scraping plate declines and screen contact
And rotate, control system passes through signal cable, cable connection with equipment.
The double-cone mixer is by cone cylinder, cone cylinder stent, pneumatic vibrator, pneumatic blanking butterfly valve, pneumatic gearing rotating dress
Put composition；Cone cylinder is supported on cone cylinder stent, is overturn by pneumatic gearing rotating device and material is mixed, mixing knot
The control of discharge quantity is carried out by the duration of valve opening of pneumatic blanking butterfly valve after beam, and by being fixed on pneumatically shaking on cone cylinder outer wall
Dynamic device vibrates cone cylinder, prevents from boring wall and the accumulation of blanking butterfly valve powder body material during blanking；
The blanking device is made of Pneumatic elevation stent, tremie pipe lifting cylinder, tremie pipe, fast fastening clamp hoop；Under
Expects pipe lower part is connected by fast fastening clamp hoop with spin vibration sieve separating device, and lifting cylinder is fixed on Pneumatic elevation stent, double
Bore mixer after mixing, tremie pipe top is docked by lifting cylinder with pneumatic blanking butterfly valve, operable automatically or artificial
Remote control operation；
The spin vibration sieve separating device is by sealing cover, screening stent, buffer spring, screening slot, sieve, rotating vibrator, gas
Dynamic vibrator, blanking groove, splicing bucket, static conductive line, electrostatic preventive cloth composition；Sealing cover can be quickly fixed on screening slot, screening
Groove is connected with blanking device, is fixed on by buffer spring on screening stent, is made screening slot held stationary, rotating vibrator is fixed
In blanking groove lower part, circumferentially uniformly fixed with screening slot, uniform force when vibrating screening slot, under pneumatic vibrator is fixed on
Hopper lower part outer wall, accumulates, splicing bucket is connected with blanking groove by electrostatic preventive cloth, prevents powder when preventing powder from being flowed along slope wall
Material disperses when flowing into blanking groove and accumulation of static electricity, and static conductive line accesses static conductive bus from spin vibration sieve separating device different parts,
Electrostatic is eliminated in time；
The scraper is made of swingle, Pneumatic rotary motor, material scraping plate, material scraping plate lifting cylinder, limiter.Scrape
Flitch is made of antistatic rubber material, is fixed on swingle, and swingle is fixed on Pneumatic rotary motor, lifting cylinder pair
Material scraping plate carries out descending operation, and safe altitude is limited by limiter.Hand is to solid group when material scraping plate is by simulating manually sieve material
The grinding operation of poly- particle, during the work time, the powder material on sieve carries out circular motion to spin vibration sieve separating device, scrapes
Flitch is rotated around axis at the same time, powder material is constantly in dynamic motion, will not windrow, while by appropriateness roll,
It will not be blocked using sieve, it is consistent with manually sieve material principle.
The control system is made of console, power set, Humidity Automatic Control device, video monitoring.Control system
Isolate with double-cone mixer, blanking device, spin vibration sieve separating device, scraper, console passes through cable, signal wire and power
Device, Humidity Automatic Control device, video monitoring are connected, and power set pass through pneumatic tube and double-cone mixer, blanking device, rotation
Shake screening plant, scraper component is connected.
Advantages of the present invention：
(1) it is designed based on manual imitation operating principle, does not change the process that sieve sneaks out journey；
(2) process from after feeding to discharge room realizes man-machine isolation remote operation；
(3) integral waterproofing design has been carried out to mechanical moving element, overall flushing can have been carried out after hours, quickly just
It is prompt；
(4) control programming manual operation and programming operations pattern, and can to the powder body material of different cultivars into
The setting of row corresponding process parameters；
(5) dust produced for sieve during mixed has carried out protection Design, and it is empty to outside without dust recycling that sieve sneaks out journey
Between.
Brief description of the drawings
Fig. 1 is principle of the invention figure, 1- double-cone mixers, 2- blanking devices, 3- spin vibration sieves separating device, 4- scrapers,
5- control systems；
Fig. 2 is front view of the present invention, the pneumatic blanking butterfly valve of 1-1 vibrators, 1-2,1-3 pneumatic gearings rotating device, 2-1 liters
Sending down abnormally ascending cylinder, 3-1 screening slots, 3-2 sieves；
Fig. 3 is right view of the present invention, 3-3 rotating vibrators, 3-4 blanking grooves, 4-1 Pneumatic rotaries motor, 4-2 material scraping plates.
Embodiment
Below in conjunction with the accompanying drawings and preferred embodiment the invention will be further described, metalwork of the invention uses
0Cr18Ni9 (304) stainless steel material manufactures, and the material that blanking device is contacted with powder uses antistatic material, in scraper
Scraper plate use antistatic rubber material, the movement of mechanical part is driven using compressed air, and uses Seal Design,
Each equal electrostatic grounding processing of component.Compressed air pressure 0.4~0.6MPa of scope, 0~15r/ of double-cone mixer rotary speed
Min, scraper 0~15r/min of rotary speed, 0~10mm/s of material scraping plate lifting speed.
Dangerous powder body material Automatic sieve mixing system, is filled by double-cone mixer 1, blanking device 2, spin vibration sieve separating device 3, scraper
4, control system 5 is put to form；
The double-cone mixer 1 is by cone cylinder, cone cylinder stent, pneumatic vibrator 1-1, pneumatic blanking butterfly valve 1-2, pneumatic gearing
Rotating device 1-3 is formed；Cone cylinder is supported on cone cylinder stent, by pneumatic gearing rotating device 1-3 overturn to material into
Row mixing, passes through pneumatic blanking butterfly valve 1-2, the pneumatic vibrator 1-1 blankings being fixed on cone cylinder outer wall after mixing；
The blanking device 2 is by Pneumatic elevation stent, tremie pipe lifting cylinder 2-1, tremie pipe, fast fastening clamp hoop group
Into；Lifting cylinder 2-1 is fixed on Pneumatic elevation stent, and tremie pipe lower part passes through fast fastening clamp hoop and spin vibration sieve separating device 3
Connection, tremie pipe top is docked by lifting cylinder 2-1 with pneumatic blanking butterfly valve 1-2 in double-cone mixer 1 after mixing；
The spin vibration sieve separating device 3 includes sealing cover, screening stent, buffer spring, screening slot 3-1, sieve 3-2, rotation
Vibrator 3-3, pneumatic vibrator, blanking groove 3-4, splicing bucket, static conductive line, electrostatic preventive cloth；Sealing cover is fixed on screening slot 3-1
Top, screening slot 3-1 are connected with blanking device 2, are fixed on by buffer spring on screening stent, sieve 3-2 is fixed on screening
In groove 3-1, blanking groove 3-4 is located at sieve 3-2 lower parts, under rotating vibrator 3-3 is fixed on blanking groove 3-4 just by metal frame
Side, pneumatic vibrator are fixed on blanking groove 3-4 lower parts outer wall, and splicing bucket is connected with blanking groove 3-4 by electrostatic preventive cloth, static conductive
Line accesses static conductive bus from 3 different parts of spin vibration sieve separating device；
The scraper 4 is by swingle, Pneumatic rotary motor 4-1, material scraping plate 4-2, material scraping plate lifting cylinder, limiter
Composition；Material scraping plate 4-2 is made of antistatic rubber material, positioned at 3 sealing cover lower part of spin vibration sieve separating device, is fixed on swingle
On, during screening, material scraping plate, which declines, to be contacted and rotates with sieve 3-2, and swingle is fixed on Pneumatic rotary motor 4-1, lifting air
Cylinder carries out descending operation to material scraping plate 4-2, and safe altitude is limited by limiter；
The control system 5 is made of console, power set, Humidity Automatic Control device, video monitoring, is mixed with bipyramid
Conjunction machine 1, blanking device 2, spin vibration sieve separating device 3, scraper 4 are isolated, and console is filled by cable, signal wire and power
Put, Humidity Automatic Control device, video monitoring are connected, power set pass through pneumatic tube and double-cone mixer 1, blanking device 2, rotation
Shake screening plant 3, scraper 4 be connected.
During 1 blanking of double-cone mixer, blanking device 2 is docked by cylinder action, top with 1 feed opening of double-cone mixer,
Lower part is connected using antistatic hose with spin vibration sieve separating device 3, scraper 4 for independently moving component, its component material scraping plate position
In 3 sealing cover lower part of spin vibration sieve separating device, during screening, material scraping plate declines and screen contact and rotates, and the powder material of sieving leads to
Cross flow by gravity and pneumatic vibrator assisted collection to splicing bucket, splicing bucket and pass through antistatic with 3 blanking groove of spin vibration sieve separating device
Cloth is flexible coupling, and prevents dust from flying.
Dangerous powder body material Automatic sieve mixing system workflow is as follows：
(1) opening control system, set environment humidity
(2) scene is left after feeding；
(3) technological parameter is set
(4) dangerous powder body material Automatic sieve mixing system is started, equipment is started to work
(5) work terminates, and waits 5 minutes, enter after powder body material stabilization scene transfer sieve it is mixed after solid material or
Carry out second and sieve mixed processing；
(6) site clearing.
It is as follows with reference to the above-mentioned course of work, its concrete operating principle and working method：
(1) after opening control system, automatic humidifying apparatus detect ambient humidity automatically and according to setting value automatic humidification at
Reason；
(2) after ambient humidity is up to standard, live preparation is carried out, according to the corresponding sieve of the granularity selection of powder body material,
Scene quick fixed grit, blanking device, connects electrostatic line after cleaning；
(3) angle of scene adjustment double-cone mixer, double-cone mixer is slowly added to by powder body material, and sealing joint strip is embedding
Enter tank mouth groove, cylinder cap is fixed；
(4) explosion proof door is closed, redundant labor transfer to control room is operated；
(5) double-cone mixer running parameter is set, the incorporation time, mixing velocity first to double-cone mixer into
Row setting, then the parameter that discharges after mixing is set, setting discharging number, the time to discharge every time, last time blanking gas
The dynamic vibrator works time；
(6) after premixing, double-cone mixer stops, and blanking device tremie pipe top is promoted by cylinder and mixed with bipyramid
Machine blanking butterfly valve docks, and pneumatic blanking butterfly valve is opened, and starts blanking by the setting blanking time, is closed automatically after the arrival of blanking time
Close；
(7) after blanking butterfly valve is closed, after the powder material on sieve is stood according to setting time, spin vibration sieve separating device is opened
Beginning work；
(8) in screening process, scraper drops to level altitude automatically, and antistatic material scraping plate is contacted with powder body material,
By its own elasticity, certain pressure is produced to powder granule, auxiliary powder body material circumferentially disperses, and to agglomerated particle into
Row rolls；
(9) splicing bucket is flow to through blanking groove by the powder body material of sieve, is fixed on the pneumatic of blanking groove skew wall outer wall and shakes
Dynamic device auxiliary powder flowing, reduces adhesion, is connected between blanking groove and splicing bucket by electrostatic preventive cloth, prevent dust from flying.
Analyzing of applying effects of the present invention
The principle mixed based on artificial sieve of the invention, has carried out the critical control point for manually sieving mixed dangerous powder body material bionical
Operational design and safe design, the sieve that powder body material is carried out using the present invention are mixed, and realize overall process after manual site feeds
Man-machine isolated operation, eliminates and manually operates potential major safety risks face-to-face and dust from flying brings health
Harm, is applied with reference to the preparation of composite modified double-base propellant, compared with original mixed technique of manually sieve, propellant system
Moral character can be unchanged.
Claims (1)
1. a kind of danger powder body material Automatic sieve mixing system, it is characterised in that shaken by double-cone mixer (1), blanking device (2), rotation
Screening plant (3), scraper (4), control system (5) composition；
The double-cone mixer (1) is by cone cylinder, cone cylinder stent, pneumatic vibrator (1-1), pneumatic blanking butterfly valve (1-2), pneumatic biography
Dynamic rotating device (1-3) composition；Cone cylinder is supported on cone cylinder stent, and upset pair is carried out by pneumatic gearing rotating device (1-3)
Material is mixed, and passes through pneumatic blanking butterfly valve (1-2), the pneumatic vibrator (1- being fixed on cone cylinder outer wall after mixing
1) blanking；
The blanking device (2) is by Pneumatic elevation stent, tremie pipe lifting cylinder (2-1), tremie pipe, fast fastening clamp hoop group
Into；Lifting cylinder (2-1) is fixed on Pneumatic elevation stent, and tremie pipe lower part passes through fast fastening clamp hoop and spin vibration sieve separating device
(3) connect, tremie pipe top passes through lifting cylinder (2-1) and pneumatic blanking butterfly valve in double-cone mixer (1) after mixing
(1-2) is docked；
The spin vibration sieve separating device (3) includes sealing cover, screening stent, buffer spring, screening slot (3-1), sieve (3-2), rotation
Turn vibrator (3-3), pneumatic vibrator, blanking groove (3-4), splicing bucket, static conductive line, electrostatic preventive cloth；Sealing cover is fixed on sieve
Divide groove (3-1) top, screening slot (3-1) is connected with blanking device (2), is fixed on by buffer spring on screening stent, sieve
(3-2) is fixed in screening slot (3-1), and blanking groove (3-4) is located at sieve (3-2) lower part, and rotating vibrator (3-3) passes through metal
Frame is fixed on immediately below blanking groove (3-4), and pneumatic vibrator is fixed on blanking groove (3-4) lower part outer wall, splicing bucket and blanking groove
(3-4) is connected by electrostatic preventive cloth, and static conductive line accesses static conductive bus from spin vibration sieve separating device (3) different parts；
The scraper (4) is by swingle, Pneumatic rotary motor (4-1), material scraping plate (4-2), material scraping plate lifting cylinder, spacing
Device forms；Material scraping plate (4-2) is made of antistatic rubber material, positioned at spin vibration sieve separating device (3) sealing cover lower part, is fixed on rotation
On bull stick, during screening, material scraping plate, which declines, to be contacted and rotates with sieve (3-2), and swingle is fixed on Pneumatic rotary motor (4-1)
On, lifting cylinder carries out descending operation to material scraping plate (4-2), and safe altitude is limited by limiter；
The control system (5) is made of console, power set, Humidity Automatic Control device, video monitoring, is mixed with bipyramid
Machine (1), blanking device (2), spin vibration sieve separating device (3), scraper (4) isolation, console is by cable, signal wire with moving
Power apparatus, Humidity Automatic Control device, video monitoring are connected, and power set are filled by pneumatic tube and double-cone mixer (1), blanking
Put (2), spin vibration sieve separating device (3), scraper (4) be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711248599.0A CN107983640B (en) | 2017-12-01 | 2017-12-01 | Automatic screening and mixing system for dangerous powder materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711248599.0A CN107983640B (en) | 2017-12-01 | 2017-12-01 | Automatic screening and mixing system for dangerous powder materials |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107983640A true CN107983640A (en) | 2018-05-04 |
| CN107983640B CN107983640B (en) | 2020-08-21 |
Family
ID=62035166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711248599.0A Active CN107983640B (en) | 2017-12-01 | 2017-12-01 | Automatic screening and mixing system for dangerous powder materials |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107983640B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108906599A (en) * | 2018-08-21 | 2018-11-30 | 福建安井食品股份有限公司 | The sieving machine and sieve powder method that a kind of anti-dust overflows scattered |
| CN114688881A (en) * | 2022-06-02 | 2022-07-01 | 深圳奥拓美自动化科技有限公司 | Pot loading machine for preparing lithium battery material and control method thereof |
| CN116637806A (en) * | 2023-07-27 | 2023-08-25 | 康硕(德阳)智能制造有限公司 | Inorganic powder screening equipment |
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| CN203109223U (en) * | 2013-03-12 | 2013-08-07 | 赣州嘉通新材料有限公司 | Novel gas shield double-cone efficient mixing agitator |
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| CN206069730U (en) * | 2016-08-31 | 2017-04-05 | 山西北化关铝化工有限公司 | A kind of special screening plant of powder type explosive |
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| CN101811005A (en) * | 2010-04-23 | 2010-08-25 | 吴伟 | Sieving and mixing machine set of powdery materials |
| CN202432930U (en) * | 2011-11-11 | 2012-09-12 | 浏阳市联创机械设备制造厂 | Fully-automatic digital-control safety and medicine machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108906599A (en) * | 2018-08-21 | 2018-11-30 | 福建安井食品股份有限公司 | The sieving machine and sieve powder method that a kind of anti-dust overflows scattered |
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| CN114688881A (en) * | 2022-06-02 | 2022-07-01 | 深圳奥拓美自动化科技有限公司 | Pot loading machine for preparing lithium battery material and control method thereof |
| CN114688881B (en) * | 2022-06-02 | 2022-08-26 | 深圳奥拓美自动化科技有限公司 | Pot loading machine for preparing lithium battery material and control method thereof |
| CN116637806A (en) * | 2023-07-27 | 2023-08-25 | 康硕(德阳)智能制造有限公司 | Inorganic powder screening equipment |
| CN116637806B (en) * | 2023-07-27 | 2023-10-13 | 康硕(德阳)智能制造有限公司 | Inorganic powder screening equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107983640B (en) | 2020-08-21 |
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