CN106732994B - A kind of coal mining coal cinder grinding device - Google Patents

A kind of coal mining coal cinder grinding device Download PDF

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Publication number
CN106732994B
CN106732994B CN201611137600.8A CN201611137600A CN106732994B CN 106732994 B CN106732994 B CN 106732994B CN 201611137600 A CN201611137600 A CN 201611137600A CN 106732994 B CN106732994 B CN 106732994B
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CN
China
Prior art keywords
coal cinder
coal
primary
pedestal
concentrator bowl
Prior art date
Application number
CN201611137600.8A
Other languages
Chinese (zh)
Other versions
CN106732994A (en
Inventor
武泉森
蒋力帅
武泉林
Original Assignee
山东科技大学
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Application filed by 山东科技大学 filed Critical 山东科技大学
Priority to CN201611137600.8A priority Critical patent/CN106732994B/en
Publication of CN106732994A publication Critical patent/CN106732994A/en
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Publication of CN106732994B publication Critical patent/CN106732994B/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
    • B02C18/00Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/02Disintegrating by knives or other cutting or tearing members which chop material into fragments with reciprocating knives
    • 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
    • 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • B08B15/04Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
    • 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
    • B02C19/0056Other disintegrating devices or methods specially adapted for specific materials not otherwise provided for

Abstract

The invention discloses a kind of coal mining coal cinder grinding devices,It is provided with the primary conveyor belt on the coal cinder automatic transportation after primary comminution to secondary coal cinder shredder assemblies below primary coal cinder shredder assemblies,It is equipped at the coal outlet of secondary coal cinder shredder assemblies by the secondary conveyer belt of the coal cinder entrucking after secondary crush,It is additionally provided with dust excluding hood above secondary coal cinder shredder assemblies,The size of coal cinder when the present invention can be adjusted according to the needs primary comminution by adjustable plate,Eccentric flyball is arranged to be impacted,Larger coal cinder is first subjected to primary comminution,Setting oscillation device can effectively prevent coal cinder from blocking primary coal cinder sieve and fall mouth,Prevent stuck phenomenon,And when secondary crushing,Concentrator bowl can quickly throw away coal cinder,Coal cinder is got rid of to the pulverizing cutter blade on pulverization cylinder,Realization further crushes coal cinder,Effectively improve crush efficiency,And the turning set that mouth setting is fallen in secondary coal cinder sieve can effectively prevent the secondary coal cinder sieve of coal cinder blocking from falling mouth,Substantially increase crush efficiency.

Description

A kind of coal mining coal cinder grinding device

Technical field

The present invention relates to a kind of coal mining coal cinder grinding devices, belong to coal mining technology field.

Background technology

In coal mining, the general initial coal cinder exploited is larger, is not appropriate for directly shipping, generally require by compared with Big coal cinder crushes, to transport rear directly entrucking transhipment.But one is general for current coal mining grinding device It being squeezed using the gear teeth being oppositely arranged so that coal cinder crushes, although this grinding device structure is simple, crush effect Rate is low, is easy to cause stuck phenomenon in crushing process, is easy to burn out motor, and strong influence the crush efficiency of coal cinder, moreover, It cannot achieve the crushing compared with gathering coal.Another kind be using vibration by the way of, this mode crush efficiency is low, crush uniformity compared with Difference, it is difficult to meet the requirement that efficient coal cinder crushes.

Invention content

Present invention problem in view of the prior art, provides a kind of coal mining coal cinder grinding device, it is therefore an objective to provide one Kind coal cinder grinding device intends to solve problem of the existing technology to improve coal cinder crush efficiency.

To achieve the above object, the present invention provides the following technical solutions:A kind of coal mining coal cinder grinding device, packet Include primary coal cinder shredder assemblies, primary conveyor belt, secondary coal cinder shredder assemblies and secondary conveyer belt, which is characterized in that described Being provided with below primary coal cinder shredder assemblies will be first on the coal cinder automatic transportation after primary comminution to secondary coal cinder shredder assemblies Grade conveyer belt is provided at the coal outlet of the secondary coal cinder shredder assemblies secondary of the coal cinder entrucking after secondary crush is defeated Band is sent, dust excluding hood is additionally provided with above the secondary coal cinder shredder assemblies.

Further, preferably, the primary coal cinder shredder assemblies include adjustable plate, hydraulic regulation bar, eccentric wheel, fly Hammer, driving wheel, driving motor, impact pedestal, impact vibration block and oscillation device, wherein the adjustable plate is arranged described Impact pedestal both ends, and the hole between adjustable plate and impact pedestal constitutes the primary coal cinder sieve after primary coal cinder crushes and falls Mouthful, the impact pedestal upper end is tapered opening, and the impact vibration block is circular cone, above and below the impact vibration block It is slidably disposed in the tapered opening, and the impact vibration block and the tapered opening of the impact pedestal Oscillation device is provided between bottom wall, so that impact vibration block is slided up and down along tapered opening, the adjustable plate The size that primary coal cinder sieve between the impact pedestal falls mouth is controlled by the hydraulic regulation bar, and the impact is shaken Eccentric wheel is provided in the rack of the surface of motion block, the eccentric wheel uses belt transmission, the bias by driving wheel Be fixedly installed flyball on wheel, the outer surface of the flyball is provided with multiple pulverizing cutter blades, the impact vibration block it is upper Multiple pulverizing cutter blades are both provided on the inner surface of surface and adjustable plate, the secondary coal cinder shredder assemblies include secondary powder Millstone shell, concentrator bowl crush shaft, centrifugation shaft and concentrator bowl pedestal, wherein the concentrator bowl pedestal is arranged described The center of secondary grinder shell is provided with centrifugation shaft on the concentrator bowl pedestal, is fixedly installed in the centrifugation shaft Concentrator bowl is provided with multiple crushing shafts, the crushing shaft between the concentrator bowl and the secondary grinder shell On be fixedly installed pulverization cylinder, be provided with multiple pulverizing cutter blades on the peripheral surface of the pulverization cylinder, the pulverization cylinder turns The rotation direction of dynamic direction and the concentrator bowl on the outer circumference surface of the concentrator bowl on the contrary, be also equipped with multiple crushing knifes Sword, the bottom of the secondary grinder shell are provided with secondary coal cinder sieve and fall mouth.

Further, preferably, falling the position setting of mouth on the secondary grinder shell close to the secondary coal cinder sieve There are turning set, the turning set to be driven by a pair of engaged gears and the pulverization cylinder engagement in rotation.

Further, preferably, the upper end coal feed point of the secondary grinder shell is arranged under the primary conveyor belt Side, and it is provided with the baffle for blocking coal cinder spluttering on the upper end coal feed point of the secondary grinder shell.

Further, preferably, the concentrator bowl is up-small and down-big conically shaped, concentrator bowl pedestal fixation is set It sets in rack.

Further, preferably, the height of the turning set is less than the height of the lowest surfaces of the pulverization cylinder.

Further, preferably, being connected with negative pressure pump on the dust excluding hood.

Further, preferably, the centrifugation shaft is driven using direct driving motor, direct driving motor setting In concentrator bowl pedestal.

Compared with prior art, the beneficial effects of the invention are as follows:

The size of coal cinder when the present invention can be adjusted according to the needs primary comminution by adjustable plate, while eccentric fly is set Hammer is impacted, and larger coal cinder is first carried out primary comminution, and oscillation device is arranged, and be can effectively prevent coal cinder and is blocked just Grade coal cinder sieve falls mouth, prevents stuck phenomenon, and when secondary crushing, concentrator bowl can quickly throw away coal cinder, and coal cinder is got rid of to powder Pulverizing cutter blade on broken cylinder, realization further crush coal cinder, effectively improve crush efficiency, and fall mouth in secondary coal cinder sieve The turning set of setting can effectively prevent the secondary coal cinder sieve of coal cinder blocking and fall mouth, substantially increase crush efficiency, the present invention is also Provided with dust hood, dust is can effectively prevent, improves working environment.

Description of the drawings

Fig. 1 is a kind of structural schematic diagram of coal mining coal cinder grinding device of the present invention;

Wherein, 1, adjustable plate, 2, hydraulic regulation bar, 3, eccentric wheel, 4, flyball, 5, driving wheel, 6, driving motor, 7, impact Pedestal, 8, impact vibration block, 9, oscillation device, 10, primary conveyor belt, 11, secondary grinder shell, 12, meshing gear, 13, turn Dynamic set, 14, concentrator bowl, 15, crush shaft, 16, centrifugation shaft, 17, concentrator bowl pedestal, 18, pulverizing cutter blade, 19, deduster, 20, secondary conveyer belt, 21, primary coal cinder sieve fall mouth, 22, secondary coal cinder sieve fall mouth.

Specific implementation mode

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.

Referring to Fig. 1, the present invention provides a kind of technical solution:A kind of coal mining coal cinder grinding device comprising just Grade coal cinder shredder assemblies, primary conveyor belt 10, secondary coal cinder shredder assemblies and secondary conveyer belt, which is characterized in that described is first It is provided with the primary on the coal cinder automatic transportation after primary comminution to secondary coal cinder shredder assemblies below grade coal cinder shredder assemblies Conveyer belt 10 is provided at the coal outlet of the secondary coal cinder shredder assemblies secondary of the coal cinder entrucking after secondary crush is defeated Band 20 is sent, dust excluding hood 19 is additionally provided with above the secondary coal cinder shredder assemblies.

In the present embodiment, the primary coal cinder shredder assemblies include adjustable plate 1, hydraulic regulation bar 2, eccentric wheel 3, flyball 4, driving wheel 5, driving motor 6, impact pedestal 7, impact vibration block 8 and oscillation device 9, wherein the setting of adjustable plate 1 exists The both ends of the impact pedestal 7, and the hole between adjustable plate 1 and impact pedestal 7 constitutes the primary after primary coal cinder crushes Coal cinder sieve falls mouth 21, and 7 upper end of impact pedestal is tapered opening, and the impact vibration block 8 is circular cone, and described rushes It hits about 8 vibrating mass to be slidably disposed in the tapered opening, and the impact vibration block 8 and the impact bottom It is provided with oscillation device 9 between the bottom wall of the tapered opening of seat, so that impact vibration block is slided up and down along tapered opening, The primary coal cinder sieve between the impact pedestal of the adjustable plate 1 falls the size of mouth 21 by the hydraulic regulation bar 2 control, and are provided with eccentric wheel 3 in the rack of the surface of the impact vibration block 8, the eccentric wheel 3 is adopted by driving wheel 6 With belt transmission, it is fixedly installed flyball 4 on the eccentric wheel 3, the outer surface of the flyball 4 is provided with multiple crushing knifes Sword is both provided with multiple pulverizing cutter blades, time on the upper surface of impact vibration block 8 and the inner surface of adjustable plate Grade coal cinder shredder assemblies include secondary grinder shell 11, concentrator bowl 14, crush shaft 15, centrifugation shaft 16 and concentrator bowl pedestal 17, wherein the concentrator bowl pedestal 17 is arranged on the center of the secondary grinder shell, the concentrator bowl pedestal 17 It is provided with centrifugation shaft 15, concentrator bowl 14, the concentrator bowl 14 and time are fixedly installed in the centrifugation shaft 15 Multiple crushing shafts 15 are provided between grade grinder shell, pulverization cylinder is fixedly installed in the crushing shaft 15, it is described Multiple pulverizing cutter blades, the rotation of the rotation direction of the pulverization cylinder and the concentrator bowl are provided on the peripheral surface of pulverization cylinder Direction is on the contrary, be also equipped with multiple pulverizing cutter blades on the outer circumference surface of the concentrator bowl, the bottom of the secondary grinder shell Portion is provided with secondary coal cinder sieve and falls mouth.

Wherein, the stuck phenomenon of coal cinder in order to prevent is fallen close to the secondary coal cinder sieve on the secondary grinder shell The position of mouth is provided with turning set 13, and the turning set 13 passes through a pair of engaged gears 12 and the pulverization cylinder engagement in rotation Transmission.The upper end coal feed point of the secondary grinder shell is arranged below the primary conveyor belt, and the secondary crushing It is provided with the baffle for blocking coal cinder spluttering on the upper end coal feed point of device shell.The concentrator bowl is up-small and down-big conically shaped, institute The concentrator bowl pedestal stated is fixed on the rack.Height of the height of the turning set less than the lowest surfaces of the pulverization cylinder Degree.It is connected with negative pressure pump on the dust excluding hood.The centrifugation shaft is driven using direct driving motor, and described is straight Motor is driven to be arranged in concentrator bowl pedestal.

The size of coal cinder when the present invention can be adjusted according to the needs primary comminution by adjustable plate, while eccentric fly is set Hammer is impacted, and larger coal cinder is first carried out primary comminution, and oscillation device is arranged, and be can effectively prevent coal cinder and is blocked just Grade coal cinder sieve falls mouth, prevents stuck phenomenon, and when secondary crushing, concentrator bowl can quickly throw away coal cinder, and coal cinder is got rid of to powder Pulverizing cutter blade on broken cylinder, realization further crush coal cinder, effectively improve crush efficiency, and fall mouth in secondary coal cinder sieve The turning set of setting can effectively prevent the secondary coal cinder sieve of coal cinder blocking and fall mouth, substantially increase crush efficiency, the present invention is also Provided with dust hood, dust is can effectively prevent, improves working environment.

It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace And modification, the scope of the present invention is defined by the appended.

Claims (4)

1. a kind of coal mining coal cinder grinding device comprising primary coal cinder shredder assemblies, primary conveyor belt, secondary coal cinder powder Broken component and secondary conveyer belt, primary coal cinder shredder assemblies lower section are provided with the coal cinder automatic transportation after primary comminution Primary conveyor belt to secondary coal cinder shredder assemblies, being provided at the coal outlet of the secondary coal cinder shredder assemblies will be secondary The secondary conveyer belt of coal cinder entrucking after crushing is additionally provided with dust excluding hood above the secondary coal cinder shredder assemblies;It is described Primary coal cinder shredder assemblies include adjustable plate, hydraulic regulation bar, eccentric wheel, flyball, driving wheel, driving motor, impact pedestal, punching Hit vibrating mass and oscillation device, wherein the adjustable plate is arranged at the both ends of the impact pedestal, and adjustable plate and impact Hole between pedestal constitutes the primary coal cinder sieve after primary coal cinder crushes and falls mouth, and the impact pedestal upper end is opened for taper Mouthful, the impact vibration block is circular cone, and the impact vibration block is slidably disposed in the tapered opening up and down It is provided with oscillation device between the bottom wall of the tapered opening of interior and described impact vibration block and the impact pedestal, so as to So that impact vibration block is slided up and down along tapered opening, the primary coal cinder between the adjustable plate and the impact pedestal The size that sieve falls mouth is controlled by the hydraulic regulation bar, and bias is provided in the rack of the surface of the impact vibration block Wheel, the eccentric wheel use belt transmission by driving wheel, flyball are fixedly installed on the eccentric wheel, the flyball Outer surface is provided with multiple pulverizing cutter blades, is both provided on the upper surface of impact vibration block and the inner surface of adjustable plate Multiple pulverizing cutter blades, the secondary coal cinder shredder assemblies include secondary grinder shell, concentrator bowl, crush shaft, centrifugation shaft With concentrator bowl pedestal, wherein the concentrator bowl pedestal is arranged in the center of the secondary grinder shell, the concentrator bowl It is provided with centrifugation shaft on pedestal, concentrator bowl, the concentrator bowl and the secondary are fixedly installed in the centrifugation shaft It is provided with multiple crushing shafts between grinder shell, pulverization cylinder, the pulverization cylinder are fixedly installed in the crushing shaft Peripheral surface on be provided with multiple pulverizing cutter blades, the rotation direction phase of the rotation direction of the pulverization cylinder and the concentrator bowl Instead, multiple pulverizing cutter blades, the bottom setting of the secondary grinder shell are also equipped on the outer circumference surface of the concentrator bowl There is secondary coal cinder sieve to fall mouth;It is connected with negative pressure pump on the dust excluding hood;The concentrator bowl is up-small and down-big taper Cylinder, the concentrator bowl pedestal are fixed on the rack;The centrifugation shaft is driven using direct driving motor, described Direct driving motor is arranged in concentrator bowl pedestal.
2. a kind of coal mining coal cinder grinding device according to claim 1, it is characterised in that:The secondary crushing The position that the secondary coal cinder sieve falls mouth is provided with turning set on device shell, the turning set by a pair of engaged gears with The pulverization cylinder engagement in rotation transmission.
3. a kind of coal mining coal cinder grinding device according to claim 1, it is characterised in that:The secondary grinder The upper end coal feed point of shell is arranged below the primary conveyor belt, and is set on the upper end coal feed point of the secondary grinder shell It is equipped with the baffle for blocking coal cinder spluttering.
4. a kind of coal mining coal cinder grinding device according to claim 2, it is characterised in that:The height of the turning set Height of the degree less than the lowest surfaces of the pulverization cylinder.
CN201611137600.8A 2016-12-12 2016-12-12 A kind of coal mining coal cinder grinding device CN106732994B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611137600.8A CN106732994B (en) 2016-12-12 2016-12-12 A kind of coal mining coal cinder grinding device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611137600.8A CN106732994B (en) 2016-12-12 2016-12-12 A kind of coal mining coal cinder grinding device

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CN106732994B true CN106732994B (en) 2018-08-17

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107661796B (en) * 2017-10-18 2019-04-23 内蒙古黄陶勒盖煤炭有限责任公司 A kind of raw ore disintegrating apparatus for coal mining
CN108160188A (en) * 2017-12-22 2018-06-15 湖南湘讯企业管理有限公司 A kind of broken equipment of bulk coal powder
CN108380322A (en) * 2018-05-14 2018-08-10 山东工商学院 A kind of circulating coal cinder device for thinning of coal mining

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101053856A (en) * 2007-05-18 2007-10-17 中国矿业大学 Gangue separating method and device for mine
CN201036759Y (en) * 2007-05-18 2008-03-19 中国矿业大学 Mine gangue separating equipment
CN105597866A (en) * 2016-02-24 2016-05-25 中煤张家口煤矿机械有限责任公司 Two-channel screening crushing device for coal mine
CN205413278U (en) * 2016-02-02 2016-08-03 宜昌久久鑫建筑材料有限公司 Synchronous ball -milling device of stereoplasm raw materials
CN106179571A (en) * 2016-08-29 2016-12-07 中材装备集团有限公司 A kind of two-chamber single toggle jaw crusher for ore reduction
CN206444682U (en) * 2016-12-12 2017-08-29 山东科技大学 A kind of coal mining coal cinder reducing mechanism

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101053856A (en) * 2007-05-18 2007-10-17 中国矿业大学 Gangue separating method and device for mine
CN201036759Y (en) * 2007-05-18 2008-03-19 中国矿业大学 Mine gangue separating equipment
CN205413278U (en) * 2016-02-02 2016-08-03 宜昌久久鑫建筑材料有限公司 Synchronous ball -milling device of stereoplasm raw materials
CN105597866A (en) * 2016-02-24 2016-05-25 中煤张家口煤矿机械有限责任公司 Two-channel screening crushing device for coal mine
CN106179571A (en) * 2016-08-29 2016-12-07 中材装备集团有限公司 A kind of two-chamber single toggle jaw crusher for ore reduction
CN206444682U (en) * 2016-12-12 2017-08-29 山东科技大学 A kind of coal mining coal cinder reducing mechanism

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Granted publication date: 20180817

Termination date: 20181212