CN103029996A - Coal delivering device - Google Patents
Coal delivering device Download PDFInfo
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- CN103029996A CN103029996A CN 201110292628 CN201110292628A CN103029996A CN 103029996 A CN103029996 A CN 103029996A CN 201110292628 CN201110292628 CN 201110292628 CN 201110292628 A CN201110292628 A CN 201110292628A CN 103029996 A CN103029996 A CN 103029996A
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Abstract
The invention provides a coal delivering device which is simple in whole structure and capable of delivering coal to a coal shed. The coal delivering device comprises an elevated belt machine which is arranged on one side of the coal shed along the length direction of the coal shed. Elevated discharging trolleys are arranged on the upper portion of the elevated belt machine, and can move along rails laid on the two sides of the elevated belt machine. A truss belt machine is arranged on a truss. The truss is arranged along the width direction of the coal shed, and can walk along truss walking rails on the two sides of the coal shed. Truss discharging trolleys are arranged on the upper portion of the truss belt machine, and can move along rails laid on the two sides of the truss belt machine. One end of the truss belt machine is arranged on the lower side portion of the elevated belt machine. The elevated belt machine is distributed in a through-length mode along the length direction of the coal shed from the starting end to the tail end. The elevated discharging trolleys are connected with the truss.
Description
Technical field
The invention belongs to thermal powerplant or heating plant fortune coal measures commander territory, be specifically related to a kind of feeding system that fire coal is transported to bridge-type coal grab coal canopy.
Background technology
At present, the bridge-type coal grab coal canopy fortune coal measures system that thermal powerplant or heating plant adopt, referring to Fig. 1, general automobile or the Elevated belt machine of adopting is discharged into fire coal in the bridge-type coal grab coal canopy, the functions such as high, the smooth and upper coal of the heap of repeatedly grabbing coal by transporter grab crane again and cooperating other machineries to realize coal-fired dump.More than two kinds fire coal is deposited into the method for bridge-type coal grab coal canopy there are the following problems:
(1) main coal yard machinery all adopts transporter grab crane, and the coal yard machinery of this pattern is comprised of cart, dolly, crane span structure, grab bucket, driver's cab and electric part.Generally speaking, be subject to the spacial influence of transporter grab crane grasping mechanism, it is high that the coal piling height in the indoor coal storage yard can only be piled 6m, and the space availability ratio of indoor coal storage yard is lower, and indoor coal storage yard takes up an area larger;
(2) need the process rehandling can realize the function of coal-fired rational stacking, increase power plant's operating cost and cause secondary environmental pollution;
When (3) automobile is unloaded coal conceptual design, need take bridge-type coal grab coal canopy certain space and unload, reduce the coal storage space, in addition, also need a cover spray dust remover, increase equipment cost a little to be set unloading;
(4) the Elevated belt machine conceptual design of unloading coal is higher at the side dump of unloading coal, and coal-stopping wall is subjected to load larger, increases civil engineering cost.
In addition on the one hand, in the situation of the overall supplydemand relationship growing tension of power coal market, electricity coal price lattice continuous rise, account for the power plant of cost of electricity-generating 70% for fuel cost, how to reduce to greatest extent consumption of standard coal for power generation, and then cut the cost of fuel to greatest extent, be the problem of each Power Plant Fuel supvr emphasis thinking.For fuel management, adopting coal mixing combustion is an important effective technological means.Current, generally there is following problem in coal blending in the power plant that adopts bridge-type coal grab coal canopy coal yard:
(1) coal yard comes dump to put at random, and the data statistics, the recording accuracy that cause depositing coal are low;
(2) coal yard comes dump to put to stride dump discharging difficulty larger, and the cost that causes unloading coal increases;
(3) coal blending is mainly manual operation, mixes to be made into that this is higher.
Summary of the invention
It is simple to the purpose of this invention is to provide a kind of integral structure, fire coal can be deposited into the feeding system of bridge-type coal grab coal canopy, by this mechanism, the coal piling height can be improved greatly, improves the utilization of area rate; At a point can uniform distribution in the whole coal piling scope of coal canopy; The Coal rank subregion can be stacked or Coal rank layering stacking, coal blending is convenient.
The feeding system that fire coal is deposited into bridge-type coal grab coal canopy of the present invention, comprise the Elevated belt machine that is arranged on coal canopy one side along the length direction of coal canopy, the overhead dump car of the rail moving that can lay along Elevated belt machine both sides is arranged on Elevated belt machine top; The truss belt feeder be arranged in arrange along coal canopy Width, and can be on the truss of the truss walking track travel of coal canopy both sides, the truss dump car of the rail moving that can lay along truss belt feeder both sides is arranged on truss belt feeder top; One end of truss belt feeder is at the side lower part of Elevated belt machine; The Elevated belt machine along coal canopy length direction by starting point to terminal elongated layout; Overhead dump car is connected with truss.
Above-mentioned feeding system, truss distributing trolley blanking port place is provided for detecting the material level probe of dump height and windrow position, to judge dump height and windrow position.
Above-mentioned feeding system, truss belt feeder are arranged on truss top or are arranged on truss inside.
Above-mentioned feeding system, the traveling gear of truss mechanism is arranged on the truss two ends, and drive motor is inboard to be arranged, and adopts the slip power supply, and slip is arranged on truss walking track one side.
Above-mentioned feeding system is provided with on the overhead dump car for the deflector chute that the material on the Elevated belt machine is imported on the truss belt feeder.The truss distributing trolley can adopt one-sided cloth, also can adopt the bilateral cloth.Its truss distributing trolley adopts motor-driven, can be in setting range bidirectional walking.
Above-mentioned feeding system can adopt procedure auto-control, also can one of operator's compartment be set at truss one end, by manual operation.
Above-mentioned feeding system when use the coal piling field, can adopt door type structure that truss is walked track laying on ground in the open, and the Elevated belt machine is arranged on the overhead trestle and gets final product.
Above-mentioned feeding system, each bridge-type coal grab coal canopy is arranged one in principle, when bridge-type coal grab coal canopy need to use transporter grab crane, feeding system and transporter grab crane shared same group of truss walking track.
Beneficial effect of the present invention:
(1) the coal piling height improves greatly in the bridge-type coal grab coal canopy, and maximum theoretical is about 10m, has improved the utilization of area rate, and more traditional indoor coal storage yard floor area is saved about 1/3 approximately under the equal conditions;
(2) in discharging, can realize at a point uniform distribution in the whole coal piling scope of bridge-type coal grab coal canopy, reduce rehandling, reduce secondary pollution;
(3) power plant of coal blending demand is arranged, can realize that by operation stack the Coal rank subregion or the Coal rank layering is stacked, for coal blending at power plant provides great facility;
(4) by windrow of the present invention, dump is comparatively regular, so it is high to deposit data statistics, the recording accuracy of coal;
(5) adopt bridge-type coal grab coal canopy of the present invention to need not to establish special emptying point, also need not to establish in addition spray dust remover, lower equipment cost;
(6) since feeding system of the present invention without grab bucket mechanism, integral structure is simple, the design maximum load is less, it is lower that construction cost is built in the native land;
(7) level of mechanization of the present invention is higher, be convenient to the management, also reduced unload coal, coal piling and time cost and labor cost;
(8) the present invention can share one group of walking track when supporting the use with transporter grab crane, and can above coal in coal piling.
Description of drawings
Fig. 1 is that conventional bridge coal grab coal canopy section is arranged scheme drawing;
Fig. 2 is the floor plan scheme drawing of one embodiment of the present invention;
Fig. 3 is that the section of one embodiment of the present invention is arranged scheme drawing;
Fig. 4 is the A-A generalized section (amplification) among Fig. 3;
Fig. 5 is the scheme drawing of truss of the present invention etc.
Fig. 6 is the truss birds-eye view among Fig. 5;
Fig. 7 is the truss belt feeder among Fig. 3, truss, the scheme drawing (amplification) of truss dump car etc.
Among the figure: 1, Elevated belt machine, 2, overhead dump car, 3, deflector chute, 4, the truss belt feeder, 5, truss (mechanism), 6, truss dump car, 7, truss walking track, 8, the material level probe, 9 truss traveling geaies, 10, (bridge-type coal grab) coal canopy, 11, upper coal bunker and supporting conveyer.
The specific embodiment
The present invention will be further described below in conjunction with drawings and Examples.
Referring to Fig. 2,3, in two truss walkings of the high-order laying of two post sides of bridge-type coal grab coal canopy tracks; On the track of bridge-type coal grab coal canopy, arrange a cover truss mechanism; Elevated belt machine of high-order layout in bridge-type coal grab coal canopy one siding track top; Utilize the Elevated belt machine fire coal to be delivered to the upside of truss mechanism; Utilize truss belt feeder and truss dump car that fire coal is unloaded to bridge-type coal grab coal canopy from the Elevated belt machine, discharging can realize the function of full coal yard uniform distribution simultaneously.Such as Fig. 2, coal jetty passes through transhipment or/and unload the fire coal of coalpit, along (bridge-type coal grab) coal canopy 10 1 sides fire coal is delivered to a high position through Elevated belt machine 1, and runs through along its length whole bridge-type coal grab coal canopy 10.Fire coal on the high bridge belt feeder 1 unloads fire coal to truss belt feeder 4 by overhead dump car 2, by truss distributing trolley 6 fire coal on the truss belt feeder 4 is unloaded to the 10 interior stackings of bridge-type coal grab coal canopy again, stacking height can be according to the 10 deployment scenarios adjustment of bridge-type coal grab coal canopy, and fire coal is by coal on bridge-type coal grab coal canopy 10 interior upper coal bunkers and the supporting conveyer 11.Truss (mechanism) 5(comprises the parts such as truss dump car that are arranged on the truss 5) walk along bridge-type coal grab coal canopy 10 length directions.
Such as Fig. 3, arrange scheme drawing for section, from top to bottom arrange successively in the bridge-type coal grab coal canopy 10: overhead dump car 2, Elevated belt machine 1, deflector chute 3 and truss distributing trolley 6, truss belt feeder 4, truss mechanism 5, truss walking track 7.Overhead dump car 2 walking track layings are in Elevated belt machine 1 frame both sides, deflector chute 3 is arranged on truss belt feeder 4 afterbodys, truss distributing trolley 6 walking track layings are in truss belt 4 frame both sides, truss belt feeder 4 is arranged on top or the inside of truss mechanism 5, the be laid in both sides of bridge-type coal grab coal canopy 10 of truss walking track 7.Truss traveling gear 9 is arranged on two ends, and drive motor is inboard to be arranged, and adopts the slip power supply, and slip is arranged on truss walking track 7 one sides.Truss distributing trolley 6 blanking port places arrange material level probe 8.Feeding system adopts material level or/and the time is controlled, and windrow in whole bridge-type coal grab coal canopy 10 planes realizes that finally bridge-type coal grab coal canopy 10 is interior laddering or/and the function of layer-stepping windrow.In addition, feeding system arranges operator's compartment, also can be by the manual operation windrow.
When the present invention moves, start successively: truss dump car 6, truss belt feeder 4, overhead dump car 2, Elevated belt machine 1.Truss mechanism moves to the setting regions windrow that brings into operation: after truss mechanism moves to desired location, truss dump car 6 is along truss belt feeder 4 length directions walking cloth until corresponding fields ground fire coal is piled height or/and time of run reaches setting value, truss integral moves to the next position and repeats above-mentioned action, until pile with in bridge-type coal grab coal canopy 10 designated areas or/and come coal to stop.
The present invention can use at single span bridge-type coal grab coal canopy, also can use at twin spans or multispan bridge-type coal grab coal canopy, only need adjust Elevated belt machine interface and can realize.In addition, the present invention such as need in the open coal piling field use, and only need truss mechanism is adjusted into door type structure, and truss walking track laying is on ground, and the Elevated belt machine is arranged on the overhead trestle and can realizes.Moreover, the plough glassware of belt feeder of the present invention (Elevated belt machine or truss belt feeder) and movable unloading trolley (overhead dump car or truss dump car) is conventional structure, the standby redundancy that uses can be purchased separately, and the user can save great amount of cost.
The truss belt feeder is arranged on the steel structure truss, the supporting construction of its truss belt feeder and truss Integral design; The truss traveling gear is connected with the truss end, and drive motor is arranged on the truss inboard, and truss integral can move forward and backward along truss track laying direction.Overhead dump car and truss distributing trolley are arranged on corresponding belt feeder top, and the track that can lay along the belt feeder both sides moves forward and backward.
Automatically by setting the track windrow, after fire coal is deposited into setting height, carry out the windrow of next position by the control of dump height, thereby realize in the coal canopy coal-fired laddering or/and the function of layer-stepping windrow.
Certainly, also can be by dumping time control automatically by setting the track windrow, when coal-fired dumping time carries out the windrow of the next position after setting, thereby realize that fire coal is laddering or/and the function of layer-stepping windrow in the coal canopy.
When power plant or heating plant have the coal blending demand, the Elevated belt afterbody increases belt conveyer scale one cover, press setting track windrow by the control of coal-fired flow and the feeding system speed of travel, the coal-fired layering of Coal rank is stacked, thereby realize fire coal batch mixing in windrow in the coal canopy.
By artificial or/and programming control can the coal canopy in any point windrow, thereby realize that dump is stacked smooth uniform windrow in the whole coal canopy, also can be to the coaling system feed in windrow.
Claims (5)
1. feeding system, it is characterized in that: comprise the Elevated belt machine that is arranged on coal canopy one side along the length direction of coal canopy, the overhead dump car of the rail moving that can lay along Elevated belt machine both sides is arranged on Elevated belt machine top; The truss belt feeder be arranged in arrange along coal canopy Width, and can be on the truss of the truss walking track travel of coal canopy both sides, the truss dump car of the rail moving that can lay along truss belt feeder both sides is arranged on truss belt feeder top; One end of truss belt feeder is at the side lower part of Elevated belt machine; The Elevated belt machine along coal canopy length direction by starting point to terminal elongated layout; Overhead dump car is connected with truss.
2. feeding system as claimed in claim 1 is characterized in that: truss distributing trolley blanking port place is provided for detecting the material level probe of dump height and windrow position.
3. feeding system as claimed in claim 1, it is characterized in that: the truss belt feeder is arranged on truss top or is arranged on truss inside.
4. feeding system as claimed in claim 1, it is characterized in that: the traveling gear of truss mechanism is arranged on the truss two ends, and drive motor is inboard to be arranged, and adopts the slip power supply, and slip is arranged on truss walking track one side.
5. feeding system as claimed in claim 1 is characterized in that: be provided with on the overhead dump car for the deflector chute that the material on the Elevated belt machine is imported on the truss belt feeder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110292628 CN103029996A (en) | 2011-09-30 | 2011-09-30 | Coal delivering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110292628 CN103029996A (en) | 2011-09-30 | 2011-09-30 | Coal delivering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103029996A true CN103029996A (en) | 2013-04-10 |
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ID=48017482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110292628 Pending CN103029996A (en) | 2011-09-30 | 2011-09-30 | Coal delivering device |
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| CN (1) | CN103029996A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104370115A (en) * | 2014-07-04 | 2015-02-25 | 交通运输部水运科学研究所 | Movable lifting type bag stacking machine |
| CN107416689A (en) * | 2017-08-18 | 2017-12-01 | 河南卫华重型机械股份有限公司 | A kind of mobile overhead crane stacker |
| CN113200288A (en) * | 2021-04-07 | 2021-08-03 | 浙江双友物流器械股份有限公司 | Coal feeding mechanism |
| CN114476703A (en) * | 2022-01-26 | 2022-05-13 | 中国神华煤制油化工有限公司 | Coal conveying trestle |
-
2011
- 2011-09-30 CN CN 201110292628 patent/CN103029996A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104370115A (en) * | 2014-07-04 | 2015-02-25 | 交通运输部水运科学研究所 | Movable lifting type bag stacking machine |
| CN107416689A (en) * | 2017-08-18 | 2017-12-01 | 河南卫华重型机械股份有限公司 | A kind of mobile overhead crane stacker |
| CN113200288A (en) * | 2021-04-07 | 2021-08-03 | 浙江双友物流器械股份有限公司 | Coal feeding mechanism |
| CN114476703A (en) * | 2022-01-26 | 2022-05-13 | 中国神华煤制油化工有限公司 | Coal conveying trestle |
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Application publication date: 20130410 |