CN204996539U - Crossheading is with broken device of plugging into that transports of screening - Google Patents

Crossheading is with broken device of plugging into that transports of screening Download PDF

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Publication number
CN204996539U
CN204996539U CN201520723840.0U CN201520723840U CN204996539U CN 204996539 U CN204996539 U CN 204996539U CN 201520723840 U CN201520723840 U CN 201520723840U CN 204996539 U CN204996539 U CN 204996539U
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CN
China
Prior art keywords
screening
plate
groove
broken
coal
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.)
Withdrawn - After Issue
Application number
CN201520723840.0U
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Chinese (zh)
Inventor
刘庆华
吕志金
王春生
曹玉良
朱秀梅
李晓元
孔进
宋秉银
王鹏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Erlintu Coal Co Ltd Of Inner Mongolia Huineng Group
Ningxia Tiandi Benniu Industrial Group Co Ltd
Original Assignee
Erlintu Coal Co Ltd Of Inner Mongolia Huineng Group
Ningxia Tiandi Benniu Industrial Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Erlintu Coal Co Ltd Of Inner Mongolia Huineng Group, Ningxia Tiandi Benniu Industrial Group Co Ltd filed Critical Erlintu Coal Co Ltd Of Inner Mongolia Huineng Group
Priority to CN201520723840.0U priority Critical patent/CN204996539U/en
Application granted granted Critical
Publication of CN204996539U publication Critical patent/CN204996539U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a two screens divides the curb plate that crossheading is with broken device of plugging into that transports of screening's screening portion includes the screening medium plate of level setting and sets up is perpendicularly sieving the medium plate both sides, set up the through -hole in order to form the screening hole on the working face of screening medium plate, it carries to the discharge gate from the pan feeding mouth that the groove was organized in the screening to carry the inferior officer to treat broken large coal of separation and nut coal, when large coal and nut coal process screening medium plate, the nut coal is isolated from sieving the hole whereabouts, the large coal is carried breakage portion by broken for the nut coal of preliminary dimensions, exported from the discharge gate again, thereby realize the limit transportation, the limit screening, the limit is broken, reach the separation of large coal and nut coal, the transportation, and the even unanimity of lump coal size, the needs that are fit for market more.

Description

Crossheading sieving approach transports connecting device
Technical field
The utility model relates to coal mining and conveying device technical field, particularly relates to a kind of crossheading sieving approach and transports connecting device.
Background technology
At present, the coal mining of China and production technology relative maturity, such as, break coal, coaling, transport all existing corollary equipment support of coal, but, no matter adopt any equipment, there are the coarse coal that size is uneven or small coal two kinds of products in capital, needs lump coal product separations different for these particle diameters to come, just carry out part improvement to drag conveyor in prior art, to realize being separated, but it is slow to there is coarse coal and small coal separating rate, and efficiency is low, does not control the size of lump coal.
Summary of the invention
Be necessary to propose one to be separated with small coal coarse coal at course of conveying and the accurate crossheading sieving approach of lump coal size Control transports connecting device.
A kind of crossheading sieving approach transports connecting device, comprise screening portion, delivery section, fragmentation portion, described delivery section and broken portion are arranged on the top in screening portion, delivery section contacts with the working face in screening portion, the conveying end of delivery section is arranged in the broken entrance in broken portion, delivery section is delivered in the process in broken portion at the coarse coal carried in screening portion and small coal, small coal is separated with coarse coal by screening portion, the coarse coal stayed in screening portion is transported in the broken entrance in broken portion by delivery section, the coarse coal entering broken entrance is crushed to the ut of preliminary dimension by fragmentation portion, described screening portion comprises screening group groove, one end of described screening group groove is feeding mouth, the other end is discharging opening, described screening group groove comprises plate in horizontally disposed screening and is vertically set on two screening side plates of plate both sides in screening, in described screening, plate sieves side plate be fixedly connected with two, plate carrying coarse coal and small coal in described screening, in described screening plate working face on offer through hole with formed screening hole, in described screening, the working face of plate contacts with described delivery section, what the two ends of described delivery section were corresponding is fixed on the feeding mouth of described screening group groove and the screening side plate of discharging opening, the mid portion of described delivery section is arranged in described screening group groove and contacts with the working face of described screening plate, and described broken portion is fixedly installed on the top of two screening side plates of the discharging opening of described screening group groove.
Preferably, described screening hole is the multiple through holes be evenly distributed in screening on plate, and one end from the one end of the feeding mouth near described screening group groove to the discharging opening near described screening group groove, the aperture in described multiple screening hole increases gradually.
Preferably, the opening shape in described screening hole is polygon, and described polygonal aperture increases from one end of the feeding mouth near screening group groove gradually to the discharging opening one end near screening group groove.
Preferably, the opening shape in described screening hole is trapezoidal, and described trapezoidal upper base is near the feeding mouth of described screening group groove, and bottom is near the discharging opening of described screening group groove.
Preferably, the discharge outlet of described screening group groove also arranges output baffle plate, described output baffle plate is two pieces, is fixedly connected with respectively with the screening side plate of discharge outlet, and two pieces export the one end from close discharging opening of the distance between baffle plate to one end indentation away from discharging opening.
Preferably, the inwall of described output baffle plate arranges buffer stopper away from one end of described discharging opening, the height on described buffer stopper distance ground is lower than the height of plate in described screening apart from ground.
Preferably, also arrange Anti-overflow guard in the lower end of described output baffle plate, described Anti-overflow guard is fixedly connected with described output baffle plate, and described Anti-overflow guard tilts to the inwall of described output baffle plate.
Preferably, described delivery section comprises chain driving wheel, chain drum, be looped around the chain on chain driving wheel and chain drum, and the scraper plate be vertically fixed on chain, described chain driving wheel is fixedly installed on the screening side plate of the discharging opening of described screening group groove, described chain drum is fixedly installed on the screening side plate of the feeding mouth of described screening group groove, the end of described chain is enclosed within described chain driving wheel and chain drum respectively, the mid portion of chain passes between two screening side plates of described screening group groove, to make chain and scraper plate under the driving of chain driving wheel around chain driving wheel, plate in screening, chain drum moves.
Preferably, described chain is two, described scraper plate is fixedly installed between two chains, and the end of described two chains is enclosed within described chain driving wheel and chain drum respectively, the mid portion position that plate is connected with two screening side plates in described screening respectively of two chains.
Preferably, described broken portion comprises disintegrating machine and drives the drive motors of disintegrating machine work, the output shaft of described drive motors is connected with the turning cylinder of disintegrating machine, the turning cylinder of described disintegrating machine arranges broken cutter tooth, described crushing cutter tooth pitch is adjustable from the distance of the working face of plate in the screening of described screening group groove, described disintegrating machine fixedly straddles the top of two of the discharging opening of described screening group groove screening side plates, with the portion of being transferred is transported to disintegrating machine front and with the lump coal breaking of crushing cutter tooth contact.
The screening portion of above-mentioned crossheading sieving approach transport connecting device comprises plate in horizontally disposed screening and is vertically set on two screening side plates of plate both sides in screening, in screening plate working face on offer through hole with formed screening hole, the coarse coal of fragmentation to be separated and small coal are delivered to discharging opening from the feeding mouth of screening group groove by delivery section, the plate in screening at coarse coal and small coal, small coal falls to being separated from screening hole, coarse coal is transported to the small coal that broken portion is crushed into preliminary dimension, be output from discharging opening again, thus realize limit transport, limit is sieved, limit is broken, reach being separated of coarse coal and small coal, transport, and lump coal size uniform is consistent, more be applicable to the needs in market.
Accompanying drawing explanation
Fig. 1 is the structural representation of crossheading sieving approach transport connecting device.
Fig. 2 is the partial enlarged drawing of Fig. 1.
Fig. 3 is the longitudinal section of Fig. 1.
Fig. 4 is the partial enlarged drawing in the broken portion in Fig. 3.
In figure: plate 111, screening side plate 112, screening hole 113, output baffle plate 114, buffer stopper 115, Anti-overflow guard 116, feeding mouth 117, discharging opening 118, delivery section 12, chain driving wheel 121, chain 122, chain drum 123, scraper plate 124, broken portion 13, disintegrating machine 131, turning cylinder 132, broken cutter tooth 133, drive motors 134 in crossheading sieving approach transport connecting device 1, screening portion 11, screening.
Detailed description of the invention
See Fig. 1, crossheading sieving approach transport connecting device 1 comprises screening portion 11, delivery section 12, broken portion 13.
See Fig. 1 to Fig. 4, delivery section 12 and broken portion 13 are arranged on the top in screening portion 11, delivery section 12 contacts with the working face in screening portion 11, the conveying end of delivery section 12 is arranged in the broken entrance in broken portion 13, delivery section 12 is delivered in the process in broken portion 13 at the coarse coal carried in screening portion 11 and small coal, small coal is separated with coarse coal by screening portion 11, the coarse coal stayed in screening portion 11 is transported in the broken entrance in broken portion 13 by delivery section 12, and the coarse coal entering broken entrance is crushed to the ut of preliminary dimension by broken portion 13.
Screening portion 11 comprises screening group groove, the two ends of screening group groove are respectively feeding mouth 117 and discharging opening 118, screening group groove comprises plate 111 in horizontally disposed screening and is vertically set on two screening side plates 112 of plate 111 both sides in screening, in screening, plate 111 sieves side plate 112 be fixedly connected with two, in screening, plate 111 carries coarse coal and small coal, in screening plate 111 working face on offer through hole with formed screening hole 113, in screening, the working face of plate 111 contacts with delivery section 12, the two ends of delivery section 12 are corresponding to be respectively fixed on the feeding mouth 117 of screening group groove and the screening side plate 112 of discharging opening 118, the mid portion of delivery section 12 is arranged in screening group groove and contacts with the working face of screening plate 111, to be delivered to discharging opening 118 one end of screening group groove from feeding mouth 117 one end of screening group groove with the coarse coal after being sieved by plate 111 in screening, fragmentation portion 13 is fixedly installed on the top of two screening side plates 112 of the discharging opening 118 of screening group groove, to be transported to the front in broken portion 13 and the coarse coal contacted with broken portion 13 is broken by being transferred portion 12.
Wherein, screening hole 113 is for being evenly distributed on the multiple through holes in screening on plate 111, one end from the one end of the feeding mouth 117 near screening group groove to the discharging opening 118 near screening group groove, the aperture in multiple screening hole 113 increases gradually, the opening shape in screening hole 113 is preferably as polygon, polygonal aperture increases from one end of the feeding mouth 117 near screening group groove gradually to discharging opening 118 one end near screening group groove, such as, the opening shape in screening hole 113 is trapezoidal, trapezoidal upper base is near the feeding mouth 117 of screening group groove, bottom is near the discharging opening 118 of screening group groove, trapezoidal interior angle is chamfering.Trapezoidal upper base be trapezoidal in relative short edge in two parallel edges, bottom be trapezoidal in relatively short side.Along with coarse coal and small coal material are carried in the process of coming from feeding mouth 117 one end along plate 111 screening, small coal first falls in the screening hole 113 little from aperture, the large gradually coal cinder of size falls along with the screening hole 113 that aperture is large gradually, and the coarse coal that aperture is greater than the aperture in screening hole 113 can not fall from screening hole 113, continued to be fed forward, make coal cinder conveying uniform on plate 111, stable, in order in screening, can not cause crowded blocking or get stuck, the design of chamfering also further avoid the problem that sharp corner gets stuck.
Further, discharging opening 118 place of screening group groove also arranges and exports baffle plate 114, exporting baffle plate 114 is two pieces, is fixedly connected with respectively with the screening side plate 112 at discharging opening 118 place, and two pieces export the one end from close discharging opening 118 of the distance between baffle plate 114 to one end indentation away from discharging opening 118; Also arrange Anti-overflow guard 116 in the lower end exporting baffle plate 114, Anti-overflow guard 116 is fixedly connected with output baffle plate 114, and Anti-overflow guard 116 tilts to the inwall exporting baffle plate 114; In like manner, also arrange Anti-overflow guard in the lower end of screening side plate 112, the Anti-overflow guard of screening side plate 112 lower end is from Anti-overflow guard and sieve side plate junction to the inner inclination of sieving side plate.The coal cinder material exported so is made to concentrate in the middle of the belt of follow-up belt conveyor, and can not to both sides spill and leakage.
Further, the inwall exporting baffle plate 114 arranges buffer stopper 115 away from one end of discharging opening 118, buffer stopper 115 apart from the height on ground lower than plate 111 in screening apart from the height on ground.When plate 111 falls to belt conveyor coal cinder material from screening, first fall and be buffered on buffer board 115, reduce coal cinder material to the impulsive force of belt.
Further, along baffle plate on the inwall of the screening side plate 112 of screening group groove is also fixedly installed, on be arranged on the top of chain 122 and parallel with plate 111 in screening along baffle plate, to prevent from upwarping along the chain 122 in baffle plate and screening between plate 111.
Further, delivery section 12 comprises chain driving wheel 121, chain drum 123, be looped around the chain 122 on chain driving wheel 121 and chain drum 123, and the scraper plate 124 be vertically fixed on chain 122, chain driving wheel 121 is fixedly installed on the screening side plate 112 of the discharging opening 118 of screening group groove, chain drum 123 is fixedly installed on the screening side plate 112 of the feeding mouth 117 of screening group groove, the end of chain 122 is enclosed within chain driving wheel 121 and chain drum 123 respectively, the mid portion of chain 122 passes between two screening side plates 112 of screening group groove, to make chain 122 and scraper plate 124 under the driving of chain driving wheel 121 around chain driving wheel 121, plate 111 in screening, chain drum 123 moves.
Wherein, chain 122 is two, scraper plate 124 is fixedly installed between two chains 122, and scraper plate 124 is mutually vertical with two chains 122, so can ensure when scraper plate 124 scraping delivery, material is not to certain skew on one side of plate 111 in screening, and the end of two chains 122 is enclosed within chain driving wheel 121 and chain drum 123 respectively, mid portion plate 111 and two positions of sieving side plates 112 and being connected in screening respectively of two chains 122.Coal cinder mass transport in screening on plate 111 adopts limit double-strand mode of movement, double center chain or middle strand can certainly be adopted, limit double-strand mode is two chains positions that plate 111 is connected with screening side plate 112 in screening respectively, and such two chains can not affect the efficiency that coal cinder falls from screening hole because of the position of opening in covering screening hole.
Further, fragmentation portion 13 is arranged so that the block footpath of the lump coal exported from this crossheading sieving approach transport connecting device 1 is less than or equal to 300mm, the drive motors 134 that fragmentation portion 13 comprises disintegrating machine 131 and drives disintegrating machine 131 to work, the output shaft of drive motors 134 is connected with the turning cylinder 132 of disintegrating machine 131, the turning cylinder 132 of disintegrating machine 131 arranges broken cutter tooth 133, broken cutter tooth 133 is adjustable apart from the distance of the working face of plate 111 in the screening of screening group groove, disintegrating machine 131 fixedly straddles the top of two screening side plates 112 of the discharging opening 118 of screening group groove, to be transported to disintegrating machine 131 front and the coarse coal contacted with broken cutter tooth 133 is broken by being transferred portion 12.
Broken cutter tooth 133 moves in a circle under the drive of the turning cylinder 132 of disintegrating machine 131, when broken cutter tooth 133 turns to minimum point, broken cutter tooth 133 apart from the distance of the working face of plate 111 in screening for being less than or equal to 300mm, so be delivered to before disintegrating machine 131 or below at the coarse coal sieved through screening hole 113, because the rotating speed linear velocity of broken cutter tooth 133 reaches 20 ~ 26m/S, and the transporting velocity of coarse coal material is 12 ~ 20m/S, so broken cutter tooth 133 is when contacting with coarse coal, coarse coal is smashed and is passed through from the below of disintegrating machine 131 after being less than 300mm by the broken cutter tooth 133 of high-speed rotation.By regulating broken cutter tooth 133 apart from the height of the distance of the working face of plate 111 in screening, the size that coal cinder is broken can be adjusted, thus meet Production requirement.
During use, crossheading sieving approach transport connecting device 1 is connected between stage loader and belt conveyor, below crossheading sieving approach transport connecting device 1, also belt conveyor is set, the coal cinder material carried from stage loader is transported on belt conveyor after this device sieving approach, achieves the reception of material, screens separation as requested, can also carry out the functions such as optionally fragmentation, conveying when raw meal particle size does not meet the demands.

Claims (10)

1. a crossheading sieving approach transports connecting device, it is characterized in that: comprise screening portion, delivery section, fragmentation portion, described delivery section and broken portion are arranged on the top in screening portion, delivery section contacts with the working face in screening portion, the conveying end of delivery section is arranged in the broken entrance in broken portion, delivery section is delivered in the process in broken portion at the coarse coal carried in screening portion and small coal, small coal is separated with coarse coal by screening portion, the coarse coal stayed in screening portion is transported in the broken entrance in broken portion by delivery section, the coarse coal entering broken entrance is crushed to the ut of preliminary dimension by fragmentation portion, described screening portion comprises screening group groove, one end of described screening group groove is feeding mouth, the other end is discharging opening, described screening group groove comprises plate in horizontally disposed screening and is vertically set on two screening side plates of plate both sides in screening, in described screening, plate sieves side plate be fixedly connected with two, plate carrying coarse coal and small coal in described screening, in described screening plate working face on offer through hole with formed screening hole, in described screening, the working face of plate contacts with described delivery section, what the two ends of described delivery section were corresponding is fixed on the feeding mouth of described screening group groove and the screening side plate of discharging opening, the mid portion of described delivery section is arranged in described screening group groove and contacts with the working face of described screening plate, and described broken portion is fixedly installed on the top of two screening side plates of the discharging opening of described screening group groove.
2. crossheading sieving approach as claimed in claim 1 transports connecting device, it is characterized in that: described screening hole is the multiple through holes be evenly distributed in screening on plate, one end from the one end of the feeding mouth near described screening group groove to the discharging opening near described screening group groove, the aperture in described multiple screening hole increases gradually.
3. crossheading sieving approach as claimed in claim 2 transports connecting device, it is characterized in that: the opening shape in described screening hole is polygon, described polygonal aperture increases from one end of the feeding mouth near screening group groove gradually to the discharging opening one end near screening group groove.
4. crossheading sieving approach as claimed in claim 3 transports connecting device, and it is characterized in that: the opening shape in described screening hole is trapezoidal, described trapezoidal upper base is near the feeding mouth of described screening group groove, and bottom is near the discharging opening of described screening group groove.
5. crossheading sieving approach as claimed in claim 1 or 2 transports connecting device, it is characterized in that: the discharge outlet of described screening group groove also arranges output baffle plate, described output baffle plate is two pieces, be fixedly connected with the screening side plate of discharge outlet respectively, two pieces export the one end from close discharging opening of the distance between baffle plate to one end indentation away from discharging opening.
6. crossheading sieving approach as claimed in claim 5 transports connecting device, it is characterized in that: on the inwall of described output baffle plate, arrange buffer stopper away from one end of described discharging opening, the height on described buffer stopper distance ground is lower than the height of plate in described screening apart from ground.
7. crossheading sieving approach as claimed in claim 5 transports connecting device, it is characterized in that: in the lower end of described output baffle plate, also Anti-overflow guard is set, described Anti-overflow guard is fixedly connected with described output baffle plate, and described Anti-overflow guard tilts to the inwall of described output baffle plate.
8. crossheading sieving approach as claimed in claim 1 or 2 transports connecting device, it is characterized in that: described delivery section comprises chain driving wheel, chain drum, be looped around the chain on chain driving wheel and chain drum, and the scraper plate be vertically fixed on chain, described chain driving wheel is fixedly installed on the screening side plate of the discharging opening of described screening group groove, described chain drum is fixedly installed on the screening side plate of the feeding mouth of described screening group groove, the end of described chain is enclosed within described chain driving wheel and chain drum respectively, the mid portion of chain passes between two screening side plates of described screening group groove, to make chain and scraper plate under the driving of chain driving wheel around chain driving wheel, plate in screening, chain drum moves.
9. crossheading sieving approach as claimed in claim 8 transports connecting device, it is characterized in that: described chain is two, described scraper plate is fixedly installed between two chains, the end of described two chains is enclosed within described chain driving wheel and chain drum respectively, the mid portion position that plate is connected with two screening side plates in described screening respectively of two chains.
10. crossheading sieving approach as claimed in claim 1 or 2 transports connecting device, it is characterized in that: described broken portion comprises disintegrating machine and drives the drive motors of disintegrating machine work, the output shaft of described drive motors is connected with the turning cylinder of disintegrating machine, the turning cylinder of described disintegrating machine arranges broken cutter tooth, described crushing cutter tooth pitch is adjustable from the distance of the working face of plate in the screening of described screening group groove, described disintegrating machine fixedly straddles the top of two screening side plates of the discharging opening of described screening group groove, with the portion of being transferred is transported to disintegrating machine front and with the lump coal breaking of crushing cutter tooth contact.
CN201520723840.0U 2015-09-18 2015-09-18 Crossheading is with broken device of plugging into that transports of screening Withdrawn - After Issue CN204996539U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520723840.0U CN204996539U (en) 2015-09-18 2015-09-18 Crossheading is with broken device of plugging into that transports of screening

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520723840.0U CN204996539U (en) 2015-09-18 2015-09-18 Crossheading is with broken device of plugging into that transports of screening

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CN201520723840.0U Withdrawn - After Issue CN204996539U (en) 2015-09-18 2015-09-18 Crossheading is with broken device of plugging into that transports of screening

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105107603A (en) * 2015-09-18 2015-12-02 宁夏天地奔牛实业集团有限公司 Screening, crushing, conveying and connecting device for gate roadway

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105107603A (en) * 2015-09-18 2015-12-02 宁夏天地奔牛实业集团有限公司 Screening, crushing, conveying and connecting device for gate roadway
CN105107603B (en) * 2015-09-18 2018-07-06 宁夏天地奔牛实业集团有限公司 Crossheading transports connecting device with sieving approach

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C14 Grant of patent or utility model
AV01 Patent right actively abandoned

Granted publication date: 20160127

Effective date of abandoning: 20180706

AV01 Patent right actively abandoned