CN109499853B - Multi-stage vibration screening device for intelligent dry coal separator - Google Patents
Multi-stage vibration screening device for intelligent dry coal separator Download PDFInfo
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- CN109499853B CN109499853B CN201811388046.XA CN201811388046A CN109499853B CN 109499853 B CN109499853 B CN 109499853B CN 201811388046 A CN201811388046 A CN 201811388046A CN 109499853 B CN109499853 B CN 109499853B
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- screening
- chute
- screening chute
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- 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
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- 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
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- 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
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/02—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by distortion, beating, or vibration of the surface to be cleaned
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- 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
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
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- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a multistage vibration screening device for an intelligent coal dry separation machine, which comprises a screening device main body, an elastic vibration support and a screening chute, wherein the screening chute is arranged on the upper side of the screening device main body and is connected with the elastic vibration support through a fixing bolt, a vibration motor is arranged on the left side of the elastic vibration support, an elastic vibration arm is connected with the vibration motor from top to bottom, a fixed shock absorber is arranged on the right side of the elastic vibration arm, a lifting controller is arranged on the lower side of the fixed shock absorber, a support frame is arranged on the lower side of the lifting controller, and a conveying groove body is arranged at the bottom of the screening chute.
Description
The invention belongs to the field of coal mine lump coal sorting equipment, and particularly relates to an intelligent dry sorting system which is matched with an intelligent dry sorting machine.
Background art: the intelligent dry separation of coal is an advanced gangue discharge process of lump coal adopted in the field of coal separation at home and abroad in recent years, and an intelligent dry separator effectively separates coal and gangue by an intelligent control system by utilizing an X-ray detection and identification technology. The intelligent dry separation system for lump coal introduced abroad is applied to Shanxi coal-sharing groups in 2015, is the earliest method for intelligently identifying X-ray in China, is an intelligent dry separation device for digitally separating coal and gangue, plays a significant leading role in the field of domestic dry separation of coal, has relatively low precision of the conventional screening device, can achieve high-precision screening by matching various devices when high-precision screening is needed, wastes a large amount of labor and time, and is difficult to damage and maintain due to high precision.
The invention content is as follows: the invention discloses a multistage vibration screening device for an intelligent coal dry separator, which comprises a screening device main body 1, an elastic vibration support 2 and a screening chute 3, wherein the screening chute 3 is arranged on the upper side of the screening device main body 1, the screening chute 3 is connected with the elastic vibration support 2 through a fixing bolt 4, a vibration motor 5 is arranged on the left side of the elastic vibration support 2, an elastic vibration arm 6 is connected to the upper part and the lower part of the vibration motor, a fixed shock absorber 7 is arranged on the right side of the elastic vibration arm 6, a lifting controller 8 is arranged on the lower side of the fixed shock absorber 7, a support frame 9 is arranged on the lower side of the lifting controller 8, and a conveying groove body 10 is arranged at the bottom of the screening chute 3.
In the invention, inductors 11 are arranged on two sides of a screening chute 3, an accelerating belt 12 is arranged on the screening chute 3, a polyurethane sieve plate 13 is arranged on the right side of the accelerating belt 12, spiral vibrators 14 are arranged on two sides of the accelerating belt, a sealing rubber ring 15 is arranged on the upper side of each spiral vibrator 14, a spiral sheet 16 is arranged on the upper side of each sealing rubber ring, and a rotary vibration motor 17 is arranged in each spiral vibrator 14.
In the invention, the right side of the elastic vibrating arm 6 is connected with a fixed box 18, and the upper side of the fixed box 18 is provided with a hard steel damping sheet 19.
In the invention, a support rod 20 is arranged in the fixed shock absorber 7, a sleeve 21 is arranged on the support rod 20, the sleeve 21 is connected with a deflection rubber belt 22, a protective sleeve 23 is arranged at the lower side of the fixed shock absorber 7, and cushion pads 24 are arranged at two ends of the fixed shock absorber 7.
In the invention, spring steel 25 is arranged in the hard steel damping sheet 19, a fixing table 26 is arranged above and below the spring steel 25, buffer hooks 27 are arranged on two sides of the fixing table 26, and rubber skins 28 are arranged on the outer sides of the buffer hooks 27.
In the invention, a first screening chute 29 is arranged in a screening device main body 1, a material conveying sliding plate 30 is arranged on the lower side of the first screening chute 29, a second screening chute 31 is arranged on the lower side of the material conveying sliding plate, a third screening chute 32 is arranged on the lower side of the second screening chute, four corners of the first screening chute 29, the second screening chute 31 and the third screening chute 32 are fixedly connected through a fixing column 33, an adjusting spring 34 is arranged in the fixing column 33, and an atomizing spray nozzle 35 is arranged on the lower side of the third screening chute.
The invention has the beneficial effects that: this vibration screening device that intelligent dry separator of coal used aims at improving precision, the efficiency that lump coal dry process was selected separately, and the ore vibrations that will mine out carry out the screening of different ranks through different screening instruments, screens out ore, waste rock, dust, eradicates to mix into intelligent dry separator pan feeding because of pan feeding classifying screen screening efficiency is low, too much fine particle influences the lump coal and selects separately the effect problem. This kind of vibration material screening plant has both solved the too much problem of fine particle material that leads to because of screening inefficiency in the pan feeding, and its vibrations screening grade of grain can sieve out the fine particles thing in the ore at +8 ~ 300 mm.
Description of the drawings:
FIG. 1 is a schematic diagram of the main apparatus of the present invention.
FIG. 2 is a schematic view of the elastic vibration support structure of the present invention.
FIG. 3 is a schematic view of the structure of the fixed damper of the present invention.
Figure 4 is a schematic diagram of the screening chute configuration of the present invention.
FIG. 5 is a schematic view of the structure of the spiral vibrator of the present invention.
FIG. 6 is a schematic structural view of a hard steel damping sheet according to the present invention
Figure 7 is a schematic diagram of the construction of the multi-deck screening device of the present invention.
In the figure: 1. the device comprises a screening device main body, 2, an elastic vibration support, 3, a screening chute, 4, a fixing bolt, 5, a vibration motor, 6, an elastic vibration arm, 7, a fixed damper, 8, a lifting controller, 9, a support frame, 10, a conveying groove body, 11, an inductor, 12, an acceleration belt, 13, a polyurethane screen plate, 14, a spiral vibrator, 15, a sealing rubber ring, 16, a spiral sheet, 17, a rotary vibration motor, 18, a fixing box, 19, a hard steel damping sheet, 20, a support rod, 21, a sleeve frame, 22, a deflection rubber belt, 23, a protective sleeve, 24, a buffer pad, 25, spring steel, 26, a fixing table, 27, a buffer hook, 28, a rubber skin, 29, a first screening chute, 30, a material conveying sliding plate, 31, a second screening chute, 32, a third screening chute, 33, a fixed column, 34, an adjusting spring, 35 and an atomization nozzle.
The specific implementation mode is as follows:
the invention is further described below with reference to the figures and examples.
Example 1: a multistage vibration screening device for an intelligent coal dry separation machine comprises a screening device main body 1, an elastic vibration support 2 and a screening chute 3, wherein the screening chute 3 is arranged on the upper side of the screening device main body 1, the screening chute 3 is connected with the elastic vibration support 2 through a fixing bolt 4, a vibration motor 5 is arranged on the left side of the elastic vibration support 2, an elastic vibration arm 6 is connected with the vibration motor from top to bottom, a fixed damper 7 is arranged on the right side of the elastic vibration arm 6, a lifting controller 8 is arranged on the lower side of the fixed damper 7, a support frame 9 is arranged on the lower side of the lifting controller 8, a conveying groove body 10 is arranged at the bottom of the screening chute 3, the screening device vibrates ores conveyed to the screening chute 3, gangue and coal blocks larger than + 8-300 mm are separated out, the separation of the coal blocks and dust in later period is facilitated, and the trouble of manual cleaning due to uneven ore size distribution is reduced, meanwhile, the ores, the gangue and the dust can be separated through vibration to carry out fine treatment on the mined ores, and labor and time cost are saved by multiple manual separation for saving later-stage manual gangue, ores and dust.
In the invention, the sensors 11 are arranged on two sides of the screening chute 3, the acceleration belt 12 is arranged on the screening chute 3, the polyurethane sieve plate 13 is arranged on the right side of the acceleration belt 12, the spiral vibrators 14 are arranged on two sides of the acceleration belt, the sealing rubber ring 15 is arranged on the upper side of the spiral vibrator 14, the spiral sheet 16 is arranged on the upper side of the sealing rubber ring, the rotary vibration motor 17 is arranged in the spiral vibrator 14, coal is vibrated by the screening chute 3 to separate coal and dust, meanwhile, the spiral vibrator 14 vibrates dust attached to the coal briquette through the rotation of the spiral sheet 16, then the acceleration belt 12 conveys the coal and the dust together to the polyurethane sieve plate 13, the dust is separated from the air of the polyurethane sieve plate 13, and the dust is output through the conveying groove body 10 below the polyurethane sieve plate 13, so that fine particle substances are separated from coal mines.
In the invention, a support rod 20 is arranged in the fixed shock absorber 7, a sleeve 21 is arranged on the support rod 20, the sleeve 21 is connected with a deflection rubber belt 22, a protective sleeve 23 is arranged on the lower side of the fixed shock absorber 7, cushion pads 24 are arranged at two ends of the fixed shock absorber 7, the support rod 20 in the shock absorber 7 can play a supporting role, meanwhile, the deflection rubber belt 22 can play an auxiliary fixing role through the connecting sleeve 21, machine damage caused by vibration can be reduced, the service life of a machine is prolonged, and cost is saved.
In the invention, the spring steel 25 is arranged in the hard steel damping sheet 19, the fixing tables 26 are arranged above and below the spring steel 25, the buffer hooks 27 are arranged on two sides of the fixing tables 26, the rubber skins 28 are arranged on the outer sides of the buffer hooks 27, the hard steel damping sheet 19 can store part of vibration force in the spring steel 25 when the machine is vibrated to return, and the vibration force is released and increased when the machine is vibrated next time, so that the aim of recycling the impact force of ore is achieved, the power is saved, and the machine damage caused by the kinetic energy impact caused by the return of the machine is prevented.
In the invention, rubber skins are arranged on two sides of the hard steel damping sheet 19, so that a sealing effect can be achieved, the machine is prevented from being damaged due to dust, the service life is prolonged, the noise generated during the operation of the machine can be reduced, and the later maintenance is convenient only by replacing the rubber skins.
The screening chute 3 is provided with the inductor 11, so that whether coal enters the machine or not can be detected, the machine can be automatically started when ore enters the machine, the machine can be automatically closed when the inductor 11 detects that the feeding is stopped after the ore disappears, and the loss caused by repeated starting is avoided.
In the invention, a first screening chute 29 is arranged in a main body 1 of the screening device, a material conveying sliding plate 30 is arranged at the lower side of the first screening chute 29, a second screening chute 31 is arranged at the lower side of the material conveying sliding plate, a third screening chute 32 is arranged at the lower side of the second screening chute, four corners of the first screening chute 29, the second screening chute 31 and the third screening chute 32 are connected and fixed through a fixing column 33, an adjusting spring 34 is arranged in the fixing column 33, and an atomizing spray nozzle 35 is arranged at the lower side of the third screening chute, wherein an included angle of 65 degrees formed by the first screening chute 29, the second screening chute 31 and the third screening chute 32 and the fixing column 33 is an optimal angle obtained through repeated tests, the running speed of ore can be ensured, the screening efficiency can be effectively increased, the ore passes through the first screening chute 29 to screen out large ore which is smaller than holes of a polyurethane plate 13 and enters the second screening chute 31 through the material conveying sliding plate 30, the process of the first screening chute 29 is then repeated through the second screening chute 32, what remains when the ore fines pass through the third screening chute 32 is the ore dust with particles below 8mm, and then the atomising spray heads 35 collect the dust by spraying water mist mixed with air onto the ore dust to prevent the dust from flying off again through the water, and the ore is screened into different levels of ore for ease of use and differentiation by three levels of screening.
This vibration screening device that intelligent dry separator of coal used aims at improving precision, the efficiency that lump coal dry process was selected separately, and the ore vibrations that will mine out carry out the screening of different ranks through different screening instruments, screens out ore, waste rock, dust, eradicates to mix into intelligent dry separator pan feeding because of pan feeding classifying screen screening efficiency is low, too much fine particle influences the lump coal and selects separately the effect problem. This kind of vibration material screening plant has both solved the too much problem of fine particle material that leads to because of screening inefficiency in the pan feeding, and its screening grade of grain can sieve out the fine particles thing in the ore at +8 ~ 300 mm.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it will be apparent that various modifications and substitutions can be made in the manner of protection in coal mining operation and support installation without departing from the technical principle of the present invention, and these modifications and substitutions should also be considered as the protection scope of the present invention.
Claims (1)
1. The utility model provides a coal intelligence dry separation machine is with multistage vibration screening plant which characterized in that: the ore screening device comprises a screening device main body, an elastic vibration support and a screening chute, wherein the screening chute is arranged on the upper side of the screening device main body and is connected with the elastic vibration support through a fixing bolt, a vibration motor is arranged on the left side of the elastic vibration support, an elastic vibration arm is connected to the vibration motor from top to bottom, a fixed shock absorber is arranged on the right side of the elastic vibration arm, a lifting controller is arranged on the lower side of the fixed shock absorber, a support frame is arranged on the lower side of the lifting controller, a conveying groove body is arranged at the bottom of the screening chute, multi-level screening can be carried out on ores, and the screening precision reaches the level of + 8-300 mm;
the device comprises a screening chute, sensors, an accelerating belt, a polyurethane sieve plate, spiral vibrators, a sealing rubber ring, a spiral sheet and a rotary vibration motor, wherein the sensors are arranged on two sides of the screening chute;
the right side of the elastic vibration arm is connected with a fixed box, and a hard steel damping sheet is arranged on the upper side of the fixed box;
a supporting rod is arranged in the fixed shock absorber, a sleeve is arranged on the supporting rod and connected with a deflection rubber belt, a protective sleeve is arranged on the lower side of the fixed shock absorber, and buffering cushions are arranged at two ends of the fixed shock absorber;
spring steel is arranged inside the hard steel damping sheet, a fixed table is arranged above and below the spring steel, buffering hooks are arranged on two sides of the fixed table, and rubber skins are arranged on the outer sides of the buffering hooks;
a first screening chute is arranged in the screening device main body, a material conveying sliding plate is arranged on the lower side of the first screening chute, a second screening chute is arranged on the lower side of the material conveying sliding plate, a third screening chute is arranged on the lower side of the second screening chute, four corners of the first screening chute, the second screening chute and the third screening chute are connected and fixed through fixing columns, adjusting springs are arranged in the fixing columns, and atomizing nozzles are arranged on the lower side of the third screening chute; the first screening chute, the second screening chute and the third screening chute form an included angle of 65 degrees with the fixed column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811388046.XA CN109499853B (en) | 2018-11-21 | 2018-11-21 | Multi-stage vibration screening device for intelligent dry coal separator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811388046.XA CN109499853B (en) | 2018-11-21 | 2018-11-21 | Multi-stage vibration screening device for intelligent dry coal separator |
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| Publication Number | Publication Date |
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| CN109499853A CN109499853A (en) | 2019-03-22 |
| CN109499853B true CN109499853B (en) | 2021-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811388046.XA Active CN109499853B (en) | 2018-11-21 | 2018-11-21 | Multi-stage vibration screening device for intelligent dry coal separator |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102284420B (en) * | 2011-06-01 | 2017-02-15 | 双峰县湘源金穗收割机制造有限公司 | Composite screen for vibrating screen |
| CN202715547U (en) * | 2012-08-04 | 2013-02-06 | 张家港联冠环保科技有限公司 | Waste plastic film separator |
| KR20140142687A (en) * | 2014-11-24 | 2014-12-12 | 김윤호 | Solter of round belt conveyor with vibration of opposite direction |
| US20180193880A1 (en) * | 2015-07-03 | 2018-07-12 | George D. Dumbaugh | Vibrating screening feeder and method of use |
| CN205020369U (en) * | 2015-08-27 | 2016-02-10 | 青川县俸佳硅矿有限责任公司 | Sieve device is divided in quartz sand silicon ore deposit |
| CN204953330U (en) * | 2015-09-17 | 2016-01-13 | 安徽海螺川崎节能设备制造有限公司 | Vibrating screen |
| CN207639223U (en) * | 2017-11-03 | 2018-07-24 | 吴小云 | A kind of damping agricultural stalk grinding device for being moved easily and positioning |
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Effective date of registration: 20211229 Address after: 276017 No. 69 Commercial Street, Luozhuang District, Linyi City, Shandong Province Patentee after: LINYI MINING GROUP Co.,Ltd. Patentee after: SHANDONG LINENG LUXI MINING Co.,Ltd. Address before: 272100 Shilipu, Rencheng District, Jining City, Shandong Province Patentee before: SHANDONG LINENG LUXI MINING Co.,Ltd. |
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Effective date of registration: 20230525 Address after: 274700 middle section of Dongxi Road, economic development zone, yuncheng county, Heze City, Shandong Province Patentee after: Shandong energy group Luxi Mining Co.,Ltd. Patentee after: SHANDONG LINENG LUXI MINING Co.,Ltd. Address before: 276017 No. 69 Commercial Street, Luozhuang District, Linyi City, Shandong Province Patentee before: LINYI MINING GROUP Co.,Ltd. Patentee before: SHANDONG LINENG LUXI MINING Co.,Ltd. |
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