CN208790469U - A kind of scratch board conveyor and system - Google Patents

A kind of scratch board conveyor and system Download PDF

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Publication number
CN208790469U
CN208790469U CN201820683118.2U CN201820683118U CN208790469U CN 208790469 U CN208790469 U CN 208790469U CN 201820683118 U CN201820683118 U CN 201820683118U CN 208790469 U CN208790469 U CN 208790469U
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China
Prior art keywords
chute
scraper plate
scratch board
board conveyor
lower section
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CN201820683118.2U
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Chinese (zh)
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白龙
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China Shenhua Energy Co Ltd
Shenhua Shendong Coal Group Co Ltd
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China Shenhua Energy Co Ltd
Shenhua Shendong Coal Group Co Ltd
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Abstract

The utility model proposes a kind of scratch board conveyor and system, scratch board conveyor includes: scraper plate box body, chain, scraper plate, the first supporter, the second supporter, bottom plate, wedge wire screen, the first chute, the second chute and third chute;The chain is connected with the scraper plate, the bottom of the scraper plate box body is arranged the part other than the wedge wire screen and is provided with the bottom plate, the feeding inlet of the scraper plate box body is arranged in first chute, the lower section of the wedge wire screen is arranged in second chute, the lower section of the discharge port is arranged in the third chute, the side of the outside of the scraper plate box body is arranged in first supporter and second supporter, is used to support the chain.The technical issues of the utility model solves fine coal in the prior art and enters the load that crusher increases crusher, reduce the actually active treating capacity of crusher.

Description

A kind of scratch board conveyor and system
Technical field
The utility model relates to coal field more particularly to a kind of scratch board conveyor and systems.
Background technique
The sorting process that coal preparation plant uses at present is broadly divided into wet split and dry separation, wherein it is wet for applying at most Method sorting, wet split are divided into coal jigging, shallow-tank separator sorting, dual medium cyclone dressing, spiral point according to screening installation Choosing, the sorting of TBS hindered bed separator, fine slime floatation and flotation device sorting etc.;It is divided into lump coal separation, smalls according to sorting granularity Sorting, separation of coarse slime and separation of fine slime;Desliming after the preceding desliming of choosing can be divided into again according to desliming situation and selected.By different The requirement of the sorting granularity of screening installation, coal need to carry out screening operation before sorting, as the enlargement of coal preparation plant develops, Often using screening system arranged side by side is covered, by covering screening system coal blendings to the characteristics of drag conveyor multiple discharge more more.
For lump coal separation system, crushing phenomenon is inevitably generated in sorting, dehydration and transportational process, so that greatly Lump coal contains part fine coal, influences the price of marketable coal.After particular time needs this part lump coal using broken crusher machine Blending mixed coal, at this time due in lump coal part met the fine coal of granularity requirements, this part fine coal enters crusher and increases The load of crusher reduces the actually active treating capacity of crusher.
Utility model content
Based on problem above, the utility model proposes a kind of scratch board conveyor and system, solves fine coal in the prior art The load that crusher is increased into crusher, the technical issues of reducing the actually active treating capacity of crusher.
The utility model proposes a kind of scratch board conveyors, comprising:
Scraper plate box body, chain, scraper plate, the first supporter, the second supporter, bottom plate, wedge wire screen, the first chute, second Chute and third chute;
The chain is connected with the scraper plate, and when the chain operates, a part of the chain is located at the scrapper conveyor The top of the inside of cabinet, a part of the chain are located at the lower part of the inside of the scraper plate box body, and the chain remains Remaining part quartile is arranged other than the wedge wire screen in the side of the inside of the scraper plate box body, the bottom of the scraper plate box body Part is provided with the bottom plate, and the feeding inlet of the scraper plate box body, the second chute setting is arranged in first chute In the lower section of the wedge wire screen, the lower section of the discharge port, first supporter and described is arranged in the third chute The side of the outside of the scraper plate box body is arranged in two supporters, is used to support the chain.
In addition, the wedge wire screen is positioned close to the discharge outlet.
In addition, the wedge wire screen is arranged along the direction of motion of material.
In addition, the wedge wire screen is the bar screen of wedge-shaped steel production.
The utility model also proposes a kind of scratch board conveyor system, including scratch board conveyor described in any of the above embodiments, also Include:
Smalls processing system and lump coal separation machine, the smalls processing system is located at the lower section of second chute, described Lump coal separation machine is located at the lower section of the third chute.
The utility model also proposes a kind of scratch board conveyor system, including scratch board conveyor described in any of the above embodiments, also Include:
Fine cleaned coal product systems and block cleaned coal product systems, the fine cleaned coal product systems are located under second chute Side, the block cleaned coal product systems are located at the lower section of the third chute.
The utility model also proposes a kind of scratch board conveyor system, including scratch board conveyor described in any of the above embodiments, also Include:
Fine cleaned coal product systems, block cleaned coal product crusher and crusher chute, the fine cleaned coal product systems are located at institute The lower section of the second chute is stated, the block cleaned coal product crusher is located at the lower section of the third chute, crusher chute position In the lower section of the block cleaned coal crusher.
By using above-mentioned technical proposal, have the following beneficial effects:
The utility model solves fine coal in the prior art and enters the load that crusher increases crusher, reduces crusher Actually active treating capacity the technical issues of, the utility model enters material before crusher, and fine coal is filtered.
The part fine coal in block raw coal can be timely and effectively discharged in scratch board conveyor provided by the utility model, it is ensured that block The material size of coal sorting machine is met the requirements, and the fine coal in block cleaned coal product can be discharged in advance during transportation, is guaranteed The fine coal in block cleaned coal product can be discharged in the granularity requirements of block cleaned coal in advance during transportation, and block essence is greatly reduced The load of coal crusher.
Detailed description of the invention
Fig. 1 is the main view for the scratch board conveyor that the utility model one embodiment provides;
Fig. 2 is the top view for the scratch board conveyor that the utility model one embodiment provides;
Fig. 3 is the side view for the scratch board conveyor that the utility model one embodiment provides;
Fig. 4 is the schematic diagram for the scratch board conveyor system that the utility model one embodiment provides;
Fig. 5 is the schematic diagram for the scratch board conveyor system that the utility model one embodiment provides;
Fig. 6 is the schematic diagram for the scratch board conveyor system that the utility model one embodiment provides.
Specific embodiment
The utility model is further described in detail below in conjunction with specific embodiment and attached drawing.It is only intended in detail The thin specific embodiment for illustrating the utility model, does not generate any restrictions, the protection of the utility model to the utility model Range is subject to claims.
Referring to Fig.1, the utility model proposes a kind of scratch board conveyors, comprising:
Scraper plate box body 2, chain 3, scraper plate 4, the first supporter 9, the second supporter 10, bottom plate 5, wedge wire screen 6, first slip Slot 1, the second chute 7 and third chute 8;
Chain 3 and scraper plate 4 connect, and when chain 3 operates, a part of chain 3 is located at the upper of the inside of scraper plate box body 2 Portion, a part of chain 3 are located at the lower part of the inside of scraper plate box body 2, and the remainder of chain 3 is located at scraper plate box body 2 Internal side, the bottom of scraper plate box body 2 are arranged the part other than wedge wire screen 6 and are provided with bottom plate 5, and the setting of the first chute 1 exists The lower section of wedge wire screen 6 is arranged in the feeding inlet of scraper plate box body 2, the second chute 7, and the lower section of discharge port is arranged in third chute 8, The side of the outside of scraper plate box body 2 is arranged in first supporter 9 and the second supporter 10, is used to support chain 3.
Scratch board conveyor at work, when material to be transported by the first chute 1 be slipped in scratch board conveyor when, due to It is not provided with bottom plate or other planks positioned at the lower part of the chain 3 on the top of the inside of scraper plate box body 2, so material to be transported It can be fallen on from the space between scraper plate 4 on following bottom plate 5, under the drive of chain 3, scraper plate 4 travels forward, and scraper plate 4 drives When material on bottom plate 5 is travelled forward by wedge wire screen 6, partially less than the material of screen slot size, sieve enters the second chute thoroughly automatically 7, which become fine coal, enters fine coal processing links, and the material not sieved thoroughly then stays on wedge wire screen 6, as scraper plate 4 moves to third together Chute 8 is finally fallen as lump coal material, into next processing links.Here it is illustrated so that material to be transported is coal as an example, Material to be transported may be other materials.
Referring to Fig. 2 and Fig. 3, the first supporter 9 and the second supporter 10 can be slideway, by slideway as chain 3 Supporter, the first supporter 9 may include two slideways, be respectively arranged at the two sides of scraper plate box body 2, are used to support to be located at and scrape The chain 3 on the top of the inside of trigger cabinet 2, the second supporter 10 or slideway, the second supporter 10 also may include Two slideways, are respectively arranged at the two sides of scraper plate box body 2, are used to support the chain of the lower part positioned at the inside of scraper plate box body 2 Item 3.
The utility model makes to drive material by item in scrapper conveyor operation process by being wedge wire screen by one section of bottom board replacing 6 top of slotted screen, the material that part is less than the screen slot of wedge wire screen 6 is sieved thoroughly, to eliminate the part fine coal in lump coal.This is practical The novel fine coal in the prior art that solves enters the load that crusher increases crusher, reduces the actually active processing of crusher The technical issues of amount, the utility model enter material before crusher, and fine coal is filtered.
The part fine coal in block raw coal can be timely and effectively discharged in scratch board conveyor provided by the utility model, it is ensured that block The material size of coal sorting machine is met the requirements, and the fine coal in block cleaned coal product can be discharged in advance during transportation, is guaranteed The fine coal in block cleaned coal product can be discharged in the granularity requirements of block cleaned coal in advance during transportation, and block essence is greatly reduced The load of coal crusher.
In one of them embodiment, wedge wire screen 6 is positioned close to discharge outlet.It is positioned close to when wedge wire screen 6 When discharge outlet, subsequent mixed coal can be facilitated to handle, i.e., it, can be with from wedge wire screen after the coarse coal come out discharge port crushes 6 fine coal filtered out carry out mixed coal processing.
In one of them embodiment, wedge wire screen 6 is arranged along the direction of motion of material.By wedge wire screen 6 along material The direction of motion arrangement, enable fine coal is easier to fall down from screen slot.
In one of them embodiment, wedge wire screen 6 is the bar screen of wedge-shaped steel production.The bar screen of wedge-shaped steel production is more Add wear-resisting, resistance to use.
Referring to Fig. 4, the utility model also proposes a kind of scratch board conveyor system, including as retouched in above-mentioned any embodiment The scratch board conveyor stated, further includes:
Smalls processing system and lump coal separation machine, smalls processing system are located at the lower section of the second chute 7, lump coal separation seat in the plane In the lower section of third chute 8.
The present embodiment devises a kind of multi-functional scratch board conveyor system aiming at the problem that current lump coal is mingled with fine coal Multi-functional scratch board conveyor system replacement lump coal is entered to wash distribution scrapper conveyor by system, and lump coal to be transported and partial fine coal are mixed When closing scratch board conveyor system, part fine coal is passing through wedge wire screen section, enters the second chute 7 under sieve through wedge wire screen, Minus sieve coal enters smalls processing system, and remaining lump coal then enters the sorting of lump coal separation machine on sieve, reduces into lump coal separation The coal amount of system, it is ensured that enter and the material size of lump coal separation equipment meets the requirements.
Referring to Fig. 5, the utility model also proposes a kind of scratch board conveyor system, including as retouched in above-mentioned any embodiment The scratch board conveyor stated, further includes:
Fine cleaned coal product systems and block cleaned coal product systems, fine cleaned coal product systems are located at the lower section of the second chute 7, block essence Product of coal system is located at the lower section of third chute 8.
Block cleaned coal passes through Multi-functional scraper conveyer with the powdery fine cleaned coal mixing crushed is crossed after choosing to be transported, and powdery is last Cleaned coal passes through wedge wire screen section, enters lower second chute 7 of sieve through wedge wire screen, minus sieve shape fine cleaned coal enters fine cleaned coal product system It unites, remaining block cleaned coal then enters block cleaned coal product systems on sieve, the coal amount into block cleaned coal product systems is considerably reduced, The undersize fraction for reducing block cleaned coal improves the quality of block cleaned coal product.
Referring to Fig. 6, the utility model also proposes a kind of scratch board conveyor system, including as retouched in above-mentioned any embodiment The scratch board conveyor stated, further includes:
Fine cleaned coal product systems, block cleaned coal product crusher and crusher chute A, fine cleaned coal product systems are located at second and slip The lower section of slot 7, block cleaned coal product crusher are located at the lower section of third chute 8, and crusher chute A is located at block cleaned coal product crusher Lower section.
Block cleaned coal passes through multi-functional scratch board conveyor, powdery with the powdery fine cleaned coal mixing crushed is crossed after choosing to be transported Fine cleaned coal passes through wedge wire screen section, enters lower second chute 7 of sieve through wedge wire screen, minus sieve shape fine cleaned coal enters fine cleaned coal product system It unites, remaining block cleaned coal then enters block cleaned coal product crusher on sieve, returns and is doped into fine cleaned coal product systems after broken, logical Multi-functional scratch board conveyor systematic difference is crossed, reduces the coal amount into block cleaned coal product crusher, reduces crusher Ineffective power consumption, be conducive to improve crusher processing capacity, reduce the invalid abrasion of crusher.
Above-described is only the principles of the present invention and preferred embodiment.It should be pointed out that for the general of this field For logical technical staff, on the basis of the utility model principle, several other modifications can also be made, also should be regarded as practical Novel protection scope.

Claims (7)

1. a kind of scratch board conveyor characterized by comprising
Scraper plate box body, chain, scraper plate, the first supporter, the second supporter, bottom plate, wedge wire screen, the first chute, the second chute With third chute;
The chain is connected with the scraper plate, and when the chain operates, a part of the chain is located at the scraper plate box body Inside top, a part of the chain is located at the lower part of the inside of the scraper plate box body, the remainder of the chain The part other than the wedge wire screen is arranged in the side of the inside of the scraper plate box body, the bottom of the scraper plate box body in quartile It is provided with the bottom plate, the feeding inlet of the scraper plate box body is arranged in first chute, and second chute is arranged in institute The lower section of wedge wire screen is stated, the lower section of discharge port, first supporter and second supporter is arranged in the third chute The side of the outside of the scraper plate box body is set, the chain is used to support.
2. scratch board conveyor according to claim 1, which is characterized in that
The wedge wire screen is positioned close to the discharge outlet.
3. scratch board conveyor according to claim 1, which is characterized in that
The wedge wire screen is arranged along the direction of motion of material.
4. scratch board conveyor according to claim 1, which is characterized in that
The wedge wire screen is the bar screen of wedge-shaped steel production.
5. a kind of scratch board conveyor system, which is characterized in that including scratch board conveyor according to any one of claims 1-4, Further include:
Smalls processing system and lump coal separation machine, the smalls processing system are located at the lower section of second chute, the lump coal Sorting machine is located at the lower section of the third chute.
6. a kind of scratch board conveyor system, which is characterized in that including scratch board conveyor according to any one of claims 1-4, Further include:
Fine cleaned coal product systems and block cleaned coal product systems, the fine cleaned coal product systems are located at the lower section of second chute, The block cleaned coal product systems are located at the lower section of the third chute.
7. a kind of scratch board conveyor system, which is characterized in that including scratch board conveyor according to any one of claims 1-4, Further include:
Fine cleaned coal product systems, block cleaned coal product crusher and crusher chute, the fine cleaned coal product systems are located at described the The lower section of two chutes, the block cleaned coal product crusher are located at the lower section of the third chute, and the crusher chute is located at institute State the lower section of block cleaned coal crusher.
CN201820683118.2U 2018-05-09 2018-05-09 A kind of scratch board conveyor and system Active CN208790469U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820683118.2U CN208790469U (en) 2018-05-09 2018-05-09 A kind of scratch board conveyor and system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820683118.2U CN208790469U (en) 2018-05-09 2018-05-09 A kind of scratch board conveyor and system

Publications (1)

Publication Number Publication Date
CN208790469U true CN208790469U (en) 2019-04-26

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Application Number Title Priority Date Filing Date
CN201820683118.2U Active CN208790469U (en) 2018-05-09 2018-05-09 A kind of scratch board conveyor and system

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CN (1) CN208790469U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022188178A1 (en) * 2021-03-12 2022-09-15 方甡 Screening device and combustion furnace for solid fuel
CN115069545A (en) * 2022-05-27 2022-09-20 北京中煤阳光矿业技术有限公司 Lump clean coal dressing system and coal dressing method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022188178A1 (en) * 2021-03-12 2022-09-15 方甡 Screening device and combustion furnace for solid fuel
CN115069545A (en) * 2022-05-27 2022-09-20 北京中煤阳光矿业技术有限公司 Lump clean coal dressing system and coal dressing method

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