CN114988136A - Coal blending system and blending method - Google Patents
Coal blending system and blending method Download PDFInfo
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- CN114988136A CN114988136A CN202210442612.0A CN202210442612A CN114988136A CN 114988136 A CN114988136 A CN 114988136A CN 202210442612 A CN202210442612 A CN 202210442612A CN 114988136 A CN114988136 A CN 114988136A
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- 239000003245 coal Substances 0.000 title claims abstract description 172
- 238000002156 mixing Methods 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000009194 climbing Effects 0.000 claims abstract description 57
- 238000013329 compounding Methods 0.000 claims description 16
- 230000033001 locomotion Effects 0.000 abstract description 7
- 210000000078 claw Anatomy 0.000 description 8
- 239000000463 material Substances 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 238000010248 power generation Methods 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 208000034423 Delivery Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/02—Loading or unloading machines comprising essentially a conveyor for moving the loads associated with a device for picking-up the loads
- B65G65/04—Loading or unloading machines comprising essentially a conveyor for moving the loads associated with a device for picking-up the loads with pick-up shovels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/02—Devices for feeding articles or materials to conveyors
- B65G47/16—Devices for feeding articles or materials to conveyors for feeding materials in bulk
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/02—Loading or unloading machines comprising essentially a conveyor for moving the loads associated with a device for picking-up the loads
- B65G65/06—Loading or unloading machines comprising essentially a conveyor for moving the loads associated with a device for picking-up the loads with endless scraping or elevating pick-up conveyors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/04—Bulk
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- Engineering & Computer Science (AREA)
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Abstract
The utility model relates to a coal blending system and blending method, the blending system includes bucket-wheel stacker reclaimer, and bucket-wheel stacker reclaimer includes: a frame body; one end of the cantilever belt is fixed on the frame body, and the other end of the cantilever belt is horizontally suspended and extends out; the lower end of the climbing belt is used for being connected with a first coal source, and the higher end of the climbing belt is fixed on the frame body and is positioned above the cantilever belt; and the wheel hopper is arranged at the free end of the cantilever belt, the wheel hopper, the climbing belt and the cantilever belt run synchronously, and the cantilever belt is configured to discharge two kinds of coal above the cantilever belt from one end of the cantilever belt, which is far away from the wheel hopper. During the use, the motion through configuration climbing belt and wheel fill is conveyed the cantilever belt with the coal of two kinds of differences respectively and is thoughtlessly joined in marriage, and cantilever belt motion can be discharged the coal after thoughtlessly joining in marriage for use, so, only need a bucket-wheel stacker-reclaimer can accomplish the coal that needs two bucket-wheel stacker-reclaimers to cooperate in the past and just can accomplish and thoughtlessly join in marriage.
Description
Technical Field
The disclosure relates to the field of thermal power generation, in particular to a coal blending system and a coal blending method.
Background
In thermal power generation, different coal types are generally mixed and co-fired in proportion in order to supply the boiler of a thermal power generation enterprise with coal quality meeting requirements, and at present, at least two bucket-wheel stacker-reclaimers are required for mixing the coal types so as to supply coal from two different coal sources at the same time.
The bucket-wheel stacker reclaimer is a high-efficiency loading and unloading machine which is used for continuously conveying large-scale dry bulk cargo storage yards and can stack and reclaim materials. But by every single move and horizontal wobbling sticky tape conveying arm and the bucket wheel of front end, frame, running gear constitute, the sticky tape can two-way operation, get the material by the bucket wheel during getting the material and see off through the conveying arm, then the goods that come by main conveyor is thrown to the storage yard through the conveying arm during the windrow, because mix the coal kind and need two at least bucket wheel stacker-reclaimers to operate simultaneously and realize, and on-the-spot because reasons such as the maintenance of bucket wheel stacker-reclaimer, trouble withdraw from, the running means, can lead to whole thoughtlessly to mix the shut down because of the trouble of a bucket wheel machine usually.
Disclosure of Invention
An object of the present disclosure is to provide a coal blending system and a coal blending method to at least partially solve the problems in the related art.
In order to achieve the above object, the present disclosure provides a coal blending system, including a bucket-wheel stacker reclaimer, the bucket-wheel stacker reclaimer includes: a frame body; one end of the cantilever belt is fixed on the frame body, and the other end of the cantilever belt is horizontally suspended and extends out; the lower end of the climbing belt is used for being connected with a first coal source, and the higher end of the climbing belt is fixed on the frame body and positioned above the cantilever belt so as to convey coal of the first coal source to the cantilever belt through the climbing belt; and the wheel bucket is arranged at the suspended end of the cantilever belt and used for digging coal of a second coal source onto the cantilever belt, wherein the wheel bucket, the climbing belt and the cantilever belt run synchronously, and the cantilever belt is configured to discharge the coal from the first coal source and the second coal source above the cantilever belt from one end, far away from the wheel bucket, of the cantilever belt.
Optionally, the coal mining device further comprises a first conveyor belt, one end of the first conveyor belt is connected to the first coal source, and the other end of the first conveyor belt is connected to a lower end of the climbing belt, and the first conveyor belt is configured to convey coal of the first coal source to the climbing belt.
Optionally, the coal mining device further comprises a second conveyor belt, one end of the second conveyor belt is located below one end of the cantilever belt far away from the wheel hopper, and the second conveyor belt is used for conveying the coal discharged by the cantilever belt from the first coal source and the second coal source.
Optionally, the coal feeding device further comprises a first coal dropping cylinder, wherein the first coal dropping cylinder is fixed on the frame body and located between one end, far away from the wheel bucket, of the cantilever belt and the second conveyor belt, so that a passage for coal on the cantilever belt to fall onto the second conveyor belt is provided.
Optionally, still include a second coal breakage section of thick bamboo, a second coal breakage section of thick bamboo is fixed on the support body, and be located higher one end of climbing belt with between the cantilever belt, for on the climbing belt come from the coal in first coal source provides and falls to passageway on the cantilever belt.
Optionally, the position of the cantilever belt corresponding to the second coal chute is provided with two liftable first baffles, wherein the two first baffles are respectively vertically arranged on two sides of the cantilever belt in the extending direction.
Optionally, the cantilever belt still be provided with wheel fill complex chute coal board, chute coal board one end is fixed cantilever belt, other end slope upwards stretch into the open-ended below down of wheel fill makes coal in the wheel fill passes through the chute coal board landing extremely on the cantilever belt, wherein, the wheel fill is installed one side in the extending direction's of cantilever belt both sides and be close to the position of free end.
Optionally, a second liftable baffle is mounted on the other side, close to the suspended end, of the cantilever belt, opposite to the wheel bucket.
According to a second aspect of the present disclosure, there is provided a coal blending method using the blending system described above, the method comprising: adjusting the cantilever belt to enable the bucket to scoop coal to the second coal source; and starting the cantilever belt, the wheel hopper and the climbing belt and controlling the three to move synchronously.
Optionally, when any one of the cantilever belt, the pulley bucket and the climbing belt is in failure, the three are controlled to stop moving.
Through the technical scheme, during use, the two different kinds of coal are respectively conveyed to the cantilever belt to be mixed through the movement of the slope climbing belt and the wheel bucket, the coal after mixing can be discharged for standby through the movement of the cantilever belt, and thus, the coal mixing which can be completed only by matching the two bucket-wheel stacker-reclaimers can be completed only by one bucket-wheel stacker-reclaimer.
Additional features and advantages of the disclosure will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure, but do not constitute a limitation of the disclosure. In the drawings:
FIG. 1 is a schematic view of a compounding system illustratively shown according to the present disclosure;
FIG. 2 is a top view of a portion of a compounding system illustratively shown according to the present disclosure.
Description of the reference numerals
10-a frame body; 20-cantilever belt; 30-climbing belt; 40-wheel bucket; 50-a first conveyor belt; 60-a second conveyor belt; 70-a second coal dropping cylinder; 80-a first coal dropping cylinder; 91-a first baffle; 92-a second baffle; 100-coal chute.
Detailed Description
The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.
In the present disclosure, unless otherwise stated, the use of the directional words "up and down" is defined based on the direction in which the relevant component is actually used, for example, the higher end of the climbing belt is located "above" the cantilever belt, which means that the higher end of the climbing belt is located on the side of the cantilever belt away from the ground when in use; the "downward" opening of the bucket refers to the opening of the bucket that faces the ground.
In addition, in the present disclosure, the terms "first", "second", and the like are used for distinguishing one element from another, without order or importance. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated.
It should be noted that the bucket-wheel stacker-reclaimer is a high-efficiency loading and unloading machine for continuous conveying of both stacking and reclaiming materials in a large-scale dry bulk cargo yard (for example, in a coal yard in the present disclosure), and is composed of a cantilever belt capable of pitching and horizontally swinging, a bucket wheel at the front end of the cantilever belt, a frame body and other mechanisms, the cantilever belt can run in two directions, the reclaiming materials are sent out by the bucket wheel through the cantilever belt during reclaiming, and the goods conveyed by a main conveyor are thrown to the yard through the cantilever belt during stockpiling.
In the present disclosure, in order to avoid the cumbersome description, all the mentioned "belt structures" are simply described, such as the cantilever belt 20, the climbing belt 30, the first conveyor belt 50, etc., which will be mentioned below, all refer to a complete set of belt transmission mechanisms including a pulley frame body for transmission and a conveyor belt body mounted on the pulley frame body.
Referring to fig. 1, the present disclosure provides a coal blending system, including a bucket-wheel stacker reclaimer, the bucket-wheel stacker reclaimer includes: the frame body 10, one end is fixed on the frame body 10, the other end hangs cantilever belt 20, climbing belt 30 and the wheel fill 40 that stretches out in the air horizontally. The climbing belt 30 is obliquely arranged, the lower end of the climbing belt is used for connecting a first coal source, and the upper end of the climbing belt is fixed on the frame body 10 and is positioned above the cantilever belt 20, so that coal in the first coal source is conveyed onto the cantilever belt 20 through the climbing belt 30 (the conveying direction of the coal is shown as an arrow B in the figure); a bucket 40 is mounted at the free end of the cantilever belt 20 for scooping coal from the second source onto the cantilever belt 20. Wherein the bucket 40, the climbing belt 30 and the cantilever belt 20 are operated synchronously, and the cantilever belt 20 is configured to discharge the coal from the first coal source and the second coal source above the bucket from the end of the cantilever belt 20 far away from the bucket 40 (the conveying direction of the coal on the cantilever belt 20 is shown by an arrow C in the figure).
In the embodiment of the present disclosure, the operation speeds of the bucket 40, the climbing belt 30 and the cantilever belt 20 can be adaptively adjusted according to the proportion requirement of the coal blending, and in addition, the accuracy of the proportion of the coal blending can be ensured by adjusting the angular position of the bucket wheel 40 and the speed of supplying coal to the climbing belt 30 at the first coal source.
When the mixing system is started, the wheel hopper 40 and the climbing belt 30 need to be kept in no-load starting, but the starting sequence of the wheel hopper 40 and the climbing belt 30 does not need to be limited, and only the wheel hopper 40, the climbing belt 30 and the cantilever belt 20 need to be ensured to be kept in synchronous operation when the three start to convey coal for mixing, wherein the synchronous operation is not the same in speed, but can be in an operating state at the same time.
In addition, in order to prevent coal from flowing out to both sides in the cantilever belt 20 or the climbing belt 30, the belts (such as the cantilever belt 20, the climbing belt 30, etc.) in the present disclosure are each configured in a U-shaped structure with a cross section that is concave in the middle and has two higher sides. In addition, in other embodiments, vertical plates may be added to two sides of the belt perpendicular to the moving direction, which is not limited by the present disclosure.
To increase the efficiency (e.g., avoid slippage) of the coal on the belt (e.g., cantilever belt 20, climbing belt 30, etc.), in some embodiments, the surface of the belt may be provided with raised cross-bars at equidistant intervals to increase the belt's force transmitting the coal.
Through using above-mentioned technical scheme, climbing belt 30 and the operation of wheel fill 40 can convey the coal of two kinds of differences respectively and mix on cantilever belt 20, and cantilever belt 20 motion can be discharged the coal of mixing on it for use from the one end of keeping away from wheel fill 40, so, only need a bucket-wheel stacker-reclaimer can accomplish in the past need two bucket-wheel stacker-reclaimers cooperation just can accomplish coal mix.
Correspondingly, the present disclosure provides a coal blending method, using the above blending system, the coal blending method comprising: adjusting the cantilever belt 20 to enable the skip 40 to dig up coal to the second source; the cantilever belt 20, the pulley bucket 40 and the climbing belt 30 are started and controlled to move synchronously. At this time, the climbing belt 30 is used for conveying the coal of the first coal source to the cantilever belt 20, and the wheel hopper 40 is used for excavating the coal of the second coal source to the cantilever belt 20, so as to complete the mixing of the two coals. The adjustment of the cantilever belt 20 to enable the bucket wheel 40 to dig the coal may refer to swinging the cantilever belt 20 in a horizontal direction, or rotating the cantilever belt 20 in a vertical direction, or a combination of the two movements, so that the bucket wheel 40 can move to a position where the coal is to be fetched, which is not done in this disclosure.
Further, in order to ensure the stability of compounding and the accuracy of the compounding ratio, the compounding method further comprises the following steps: when any one of the cantilever belt 20, the pulley bucket 40 and the climbing belt 30 is in failure, the three are controlled to stop moving.
To enable the remote first coal source to be delivered to the cantilever belt 20 for compounding, referring to fig. 1, in some embodiments, the compounding system may further include a first conveyor belt 50, one end of the first conveyor belt 50 being connected to the first coal source and the other end being connected to the lower end of the climbing belt 30, the first conveyor belt 50 being configured to deliver coal of the first coal source to the climbing belt 30. When the compounding system has a first conveyor belt 50, the first conveyor belt 50 requires that the climbing belt 30 be kept running synchronously (i.e., both must run simultaneously and shut down simultaneously when loaded with coal) to be able to supply the climbing belt 30 with the required coal. In addition, in some other embodiments, the coal may be transported by a coal car, which is not limited in this disclosure.
Referring to fig. 1, to enable transporting the coal blended on the cantilever belt 20 to a storage or boiler or the like, in some embodiments, the blending system may further include a second conveyor belt 60, one end of the second conveyor belt 60 being located below an end of the cantilever belt 20 away from the hopper 40 for conveying the coal discharged from the cantilever belt 20 from the first and second coal sources. In addition, in some other embodiments, the transportation may be performed by other devices such as a coal car, which is not limited in this disclosure.
Further, in order to provide a path for the coal on the cantilever belt 20 to fall onto the second conveyor belt 60, referring to fig. 1, in some embodiments, the mixing system may further include a first coal dropping cylinder 80, and the first coal dropping cylinder 80 may be fixed on the frame body 10 and located between the end of the cantilever belt 20 away from the wheel bucket 40 and the second conveyor belt 60. At this time, the first coal dropping cylinder 80 may be configured as a simple hollow cylindrical structure, and the coal discharged from the cantilever belt 20 may enter the first coal dropping cylinder 80 and be discharged from the other end of the first coal dropping cylinder 80 to fall on the second conveyor belt 60. Furthermore, in other embodiments, other transmission mechanisms may be provided between the cantilever belt 20 and the second conveyor belt 60 to connect the two, such as: a drive belt to enable transfer of coal discharged from the cantilever belt 20 to the second conveyor belt 60, which is not limiting of the present disclosure.
Similarly, to provide access for coal from the first coal source on the climbing belt 30 to fall onto the cantilever belt 20, referring to fig. 1, in some embodiments, the blending system may further include a second coal chute 70, the second coal chute 70 being secured to the frame 10 between the upper end of the climbing belt 30 and the cantilever belt 20. Similar to the first coal chute 80, the second coal chute 70 may be configured as a simple hollow cylindrical structure, and the coal discharged from the upper end of the climbing belt 30 may enter the second coal chute 70 and be discharged from the other end of the second coal chute 70 to fall on the cantilever belt 20. In addition, in other embodiments, other transmission mechanisms connecting the cantilever belt 20 and the climbing belt 30 may be provided, such as: a drive belt to transfer the coal discharged from the climbing belt 30 to the cantilever belt 20, which is not limited by the present disclosure.
In order to prevent coal falling from the climbing belt 30 onto the cantilever belt 20 from splashing or overflowing to both sides of the extending direction (i.e., the running direction) of the cantilever belt 20, in some embodiments, the cantilever belt 20 may be provided with two first liftable baffles 91 at positions corresponding to the first coal dropping cylinder 80, wherein the two first liftable baffles 91 are respectively arranged on both sides of the extending direction of the cantilever belt 20 in an erected manner. In this embodiment, first baffle 91 can be arranged on the belt wheel frame of cantilever belt 20, and when the bucket-wheel stacker-reclaimer gets the material at ordinary times, first baffle 91 is in the state of rising (can not influence the normal delivery coal of cantilever belt 20), when carrying out the windrow or mixing (namely climbing belt 30 supplies coal for cantilever belt 20), first baffle 91 descends to the position of cantilever belt 20 both sides and is used for keeping out coal (the lower extreme of first baffle 91 can move with cantilever belt 20 and contact at this moment), prevents that coal from overflowing or splashing from the both sides of the extending direction of cantilever belt 20.
In order to make the coal dug by the bucket wheel 40 slide down on the cantilever belt 20, referring to fig. 2, in some embodiments, the cantilever belt 20 may further be provided with a coal chute 100 engaged with the bucket wheel 40, one end of the coal chute 100 is fixed on the cantilever belt 20, and the other end of the coal chute 100 obliquely extends upward below the downward opening of the bucket wheel 40, so that the coal in the bucket wheel 40 slides down on the cantilever belt 20 through the coal chute 100, wherein the bucket wheel 40 is installed at one of two sides of the extending direction of the cantilever belt 20 and is close to the suspended end.
The wheel bucket 40 may include a plurality of digging claws arranged around a circular path, when the wheel bucket 40 is operated, the plurality of digging claws can respectively make a rotating motion with a same circular track, when the digging claws are at a lower position, the coal can be dug into the digging claws, when the digging claws rotate to a higher position, because the opening of the digging claws faces at the moment, the coal in the digging claws can fall down onto the coal slide 100 below the digging claws due to the gravity effect and then slide onto the cantilever belt 20 through the coal slide 100, and because the structures and principles of the cantilever belt 20, the wheel bucket 40 and the coal slide 100 on the bucket-wheel stacker-reclaimer are well known by those skilled in the art and are not described in more detail herein. Of course, different bucket-wheel stacker reclaimers may differ slightly in structure, and this disclosure is not limited thereto, so long as it is satisfied that bucket-wheel 40 can dig coal onto cantilever belt 20.
Further, in order to prevent the coal slipping off the coal chute 100 from slipping off the other side of the cantilever belt 20 opposite to the wheel bucket 40 due to inertia, referring to fig. 2, in some embodiments, the other side of the cantilever belt 20 opposite to the wheel bucket 40 near the free end may be mounted with a second liftable baffle 92 for resisting the coal slipping off the coal chute 100. Similar to the first baffle 91, in the present embodiment, the second baffle 92 may be installed on a pulley rack of the cantilever belt 20, and when the bucket-wheel stacker-reclaimer piles at ordinary times, the second baffle 92 is in a raised state (which does not affect the normal conveying of the cantilever belt 20), and when taking or mixing (i.e., when the bucket 40 supplies coal to the cantilever belt 20), the second baffle 92 is lowered to a position on one side of the cantilever belt 20 to block the coal (at this time, the lower end of the second baffle 92 may be in moving contact with the cantilever belt 20), so as to prevent the coal from sliding out from the side of the cantilever belt 20 opposite to the bucket 40.
The preferred embodiments of the present disclosure are described in detail above with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details in the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.
It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.
In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure as long as it does not depart from the gist of the present disclosure.
Claims (10)
1. The utility model provides a blending system of coal, includes bucket-wheel stacker reclaimer, its characterized in that, bucket-wheel stacker reclaimer includes:
a frame body (10);
one end of the cantilever belt (20) is fixed on the frame body (10), and the other end of the cantilever belt is horizontally suspended and extends out;
the lower end of the climbing belt (30) is used for being connected with a first coal source, and the higher end of the climbing belt is fixed on the frame body (10) and positioned above the cantilever belt (20) so as to convey coal of the first coal source to the cantilever belt (20) through the climbing belt (30); and
a bucket wheel (40) mounted at the free end of the cantilever belt (20) for scooping coal of a second coal source onto the cantilever belt (20),
wherein the wheel hopper (40), the climbing belt (30) and the cantilever belt (20) run synchronously, the cantilever belt (20) being configured to discharge coal from the first and second coal sources above it from an end of the cantilever belt (20) remote from the wheel hopper (40).
2. The compounding system of claim 1, further comprising a first conveyor belt (50), said first conveyor belt (50) connected at one end to said first coal source and at another end to a lower end of said climbing belt (30), said first conveyor belt (50) configured to convey coal of said first coal source to said climbing belt (30).
3. Compounding system according to claim 1 or 2, further comprising a second conveyor belt (60), one end of said second conveyor belt (60) being located below the end of said cantilever belt (20) remote from said hopper (40) for conveying coal discharged by said cantilever belt (20) from said first and second coal sources.
4. The compounding system of claim 3, further comprising a first coal chute (80), said first coal chute (80) being secured to said frame (10) and located between an end of said cantilevered belt (20) distal from said wheel hopper (40) and said second conveyor belt (60) to provide a path for coal on said cantilevered belt (20) to fall onto said second conveyor belt (60).
5. The compounding system of claim 1, further comprising a second coal chute (70), said second coal chute (70) being fixed to said frame (10) and located between a higher end of said climbing belt (30) and said cantilever belt (20) to provide a path for coal from said first coal source on said climbing belt (30) to fall onto said cantilever belt (20).
6. The mixing system according to claim 5, wherein two first liftable baffles (91) are arranged at positions of the cantilever belt (20) corresponding to the second coal chute (70), and the two first liftable baffles (91) are respectively vertically arranged at two sides of the extension direction of the cantilever belt (20).
7. The mixing system according to claim 1, wherein the cantilever belt (20) is further provided with a coal chute (100) engaged with the wheel bucket (40), one end of the coal chute (100) is fixed on the cantilever belt (20), and the other end of the coal chute obliquely extends upwards below the downward opening of the wheel bucket (40), so that the coal in the wheel bucket (40) slides onto the cantilever belt (20) through the coal chute (100), wherein the wheel bucket (40) is installed on one of two sides of the extension direction of the cantilever belt (20) and is close to the position of the suspended end.
8. The compounding system of claim 7, wherein a second liftable baffle (92) is mounted to the other side of said cantilever belt (20) near said free end opposite said bucket (40).
9. A method of coal compounding, using the compounding system of any one of claims 1 to 8, the method comprising:
adjusting the cantilever belt (20) to enable the bucket (40) to scoop coal from the second coal source;
and starting the cantilever belt (20), the wheel hopper (40) and the climbing belt (30) and controlling the three to move synchronously.
10. The compounding process of claim 9, wherein in the event of a failure of any one of said cantilever belt (20), said pulley bucket (40) and said climbing belt (30), the three are controlled to stop moving.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210442612.0A CN114988136B (en) | 2022-04-25 | Coal blending system and blending method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210442612.0A CN114988136B (en) | 2022-04-25 | Coal blending system and blending method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114988136A true CN114988136A (en) | 2022-09-02 |
| CN114988136B CN114988136B (en) | 2024-07-02 |
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