CN107364730B - Method for coal discharge by accurate alignment of bucket-trough trolley - Google Patents

Method for coal discharge by accurate alignment of bucket-trough trolley Download PDF

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CN107364730B
CN107364730B CN201610312122.3A CN201610312122A CN107364730B CN 107364730 B CN107364730 B CN 107364730B CN 201610312122 A CN201610312122 A CN 201610312122A CN 107364730 B CN107364730 B CN 107364730B
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bucket
trolley
belt
bin
hopper
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CN107364730A (en
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赵恒波
衣鹏
李建波
马晨阳
党平
魏世明
程宇
徐士鑫
丁伟
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Angang Steel Co Ltd
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Angang Steel Co Ltd
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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
    • B65G65/005—Control arrangements
    • 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
    • B65G2201/045—Sand, soil and mineral ore
    • 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
    • B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
    • B65G65/32—Filling devices

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  • Mechanical Engineering (AREA)
  • Control Of Conveyors (AREA)
  • Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)

Abstract

本发明涉及一种斗槽小车精确对位放煤的方法，包括以下步骤：1)在斗槽小车和斗仓上安装位置检测装置，在斗槽小车一端安装一定长度感应块，在斗槽小车下方按斗槽小车长度对应的斗仓上顶口位置安装接近开关；2)根据感应块与接近开关的压合状态及斗槽小车的皮带运转方向，判断斗槽小车下料仓位；3)中控室实时记录斗槽小车下料仓位信息、斗槽存煤量；4)根据用煤量及斗槽存煤量制定斗槽上煤计划；5)斗槽上煤计划的上料仓位与斗槽小车下料仓位不符时，报警并停止上煤。本发明可跟踪斗槽小车实时位置工作过程，避免出现斗槽小车放错煤发生混质事故。

Figure 201610312122

The present invention relates to a method for accurately aligning coal discharge on a bucket trolley, comprising the following steps: 1) installing a position detection device on the bucket trolley and the bucket, installing a certain length sensing block on one end of the bucket trolley, A proximity switch is installed below the top of the bucket corresponding to the length of the bucket trolley; 2) According to the pressing state of the sensing block and the proximity switch and the belt running direction of the bucket trolley, determine the unloading bin position of the bucket trolley; 3) Medium The control room records the information of the unloading position of the hopper trolley and the coal storage in the hopper in real time; 4) According to the coal consumption and the coal storage in the hopper, the hopper coal loading plan is formulated; When the feeding position of the trolley does not match, it will alarm and stop coal feeding. The invention can track the working process of the real-time position of the bucket trolley, and avoid the occurrence of misplaced coal misplaced by the bucket trolley.

Figure 201610312122

Description

Method for coal discharge by accurate alignment of bucket-trough trolley
Technical Field
The invention relates to the technical field of coking, in particular to a method for accurately aligning and discharging coal by a bucket car.
Background
The bucket comprises a plurality of buckets, and the bucket trolley loads coal washing of different coal types into different buckets at the top of the buckets.
The original bucket trolley is manually operated, and on-site post personnel adjust the position of the bucket trolley according to the required coal type information orally transmitted by the bucket post and the coal feeding information orally transmitted by the stock yard post personnel to place coal into the corresponding bucket. The bin number, the coal type and the material level of the coal washing discharging hopper are all recorded manually. The field operation environment is poor, and unable control bucket dolly orbit and hopper storehouse number down easily appear the bucket dolly station misplacement, and the bucket is gone up the coal operation and can't in time discover and remind at last wrong coal in-process, causes the coal kind to put the bucket by mistake, the emergence of muddy matter accident appears. When the quality of coal blending fluctuates, the coal feeding process cannot be traced, and the accident cause analysis is unclear.
Disclosure of Invention
The invention aims to solve the technical problem of providing a method for coal discharging of a bucket car by accurate alignment, which ensures accurate coal discharging and avoids mixed quality accidents.
In order to achieve the purpose, the invention adopts the following technical scheme:
a method for coal discharging of a bucket-trough trolley in accurate alignment comprises the following steps:
1) the method comprises the following steps that position detection devices are arranged on a hopper trolley and a hopper, a sensing block with a certain length is arranged at one end of the hopper trolley, and a proximity switch is arranged at the position of an upper top opening of the hopper corresponding to the length of the hopper trolley below the hopper trolley;
2) judging a blanking bin position of the hopper groove trolley according to the pressing state of the induction block and the proximity switch and the belt running direction of the hopper groove trolley;
3) the middle control room records the blanking bin position information of the hopper car and the hopper coal storage amount in real time;
4) compiling a bucket coal feeding plan according to the coal consumption and the bucket coal storage amount;
5) and when the loading bin position of the hopper coal loading plan is not consistent with the unloading bin position of the hopper car, alarming and stopping coal loading.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention is applied to the coal blending trolley of the coking system and the tracking of the storage process of trolleys such as coal storage, mineral aggregate and the like by adopting a belt trolley top-mounted type. The real-time position working process of the hopper trolley can be tracked, and related information is stored in a hopper central control room, so that the tracking problem of the operation position and the operation process of the hopper trolley is solved.
2. The coal mixing accident caused by the misplacement of the hopper trolley is avoided; the coke quality and the blast furnace production operation are stabilized; the operation cost of coking production is reduced. Provides technical support for tracing coal washing mixed accidents.
Drawings
FIG. 1 is a schematic view of an embodiment of a bucket arrangement.
Fig. 2 is a schematic view of a first hopper position detection device according to an embodiment.
Fig. 3 is a schematic view of a second hopper position detection device according to the embodiment.
In the figure: 1-hopper 2-hopper trolley 3-central control room 4-induction block 5-proximity switch.
Detailed Description
The following further describes embodiments of the present invention with reference to the accompanying drawings:
example (b):
as shown in fig. 1, the hopper is composed of 18 hoppers, the 18 hoppers are distributed in two rows, each row is 9, the first row is 1#, 3#, 5#, 7#, 9#, 11#, 13#, 15#, 17#, the second row is 2#, 4#, 6#, 8#, 10#, 12#, 14#, 16#, 18#, and the diameter of each hopper is 10 m. The two bucket trolleys are 45m long respectively, and different coal types are respectively loaded into different bucket cabins at the tops of the two rows of bucket cabins.
1. Position detection devices are arranged on the hopper trolley and the hopper, a 15m long induction angle iron is arranged at the left end of the hopper trolley, and proximity switches are arranged at the top openings of the front 5 hoppers from the left end of the corresponding row of hoppers below the hopper trolley, wherein the proximity switches are 1# -5# proximity switches respectively;
2. judging the blanking position of the bucket trolley according to the pressing state of the induction angle iron and the proximity switch and the belt running direction of the bucket trolley;
the method for judging the blanking bin position of the hopper groove trolley of the first row of hopper comprises the following steps:
1) when the induction angle iron on the hopper trolley is only pressed with the No. 1 proximity switch, when the belt of the hopper trolley rotates forwards, the blanking bin position is the No. 1 hopper, and when the belt rotates backwards, the blanking bin position is the No. 9 hopper;
2) when the induction angle iron on the hopper trolley is pressed with the No. 1 and No. 2 proximity switches, when the belt of the hopper trolley rotates forwards, the blanking bin position is a No. 1 hopper, and when the belt rotates backwards, the blanking bin position is a No. 11 hopper;
3) when the induction angle iron on the bucket trolley is only pressed with the 2# proximity switch, when the belt of the bucket trolley rotates forwards, the blanking bin position is a 3# bucket, and when the belt rotates backwards, the blanking bin position is an 11# bucket;
4) when the induction angle iron on the bucket trolley is pressed with the No. 2 and No. 3 proximity switches, when the belt of the bucket trolley rotates forwards, the blanking bin position is a No. 3 bucket, and when the belt rotates backwards, the blanking bin position is a No. 13 bucket;
5) when the induction angle iron on the bucket trolley is only pressed with the 3# proximity switch, when the belt of the bucket trolley rotates forwards, the blanking bin position is a 5# bucket, and when the belt rotates backwards, the blanking bin position is a 13# bucket;
6) when the induction angle iron on the bucket trolley is pressed with the No. 3 and No. 4 proximity switches, when the belt of the bucket trolley rotates forwards, the blanking bin position is a No. 5 bucket, and when the belt rotates backwards, the blanking bin position is a No. 15 bucket;
7) when the induction angle iron on the bucket trolley is only pressed with the 4# proximity switch, when the belt of the bucket trolley rotates forwards, the blanking bin position is a 7# bucket, and when the belt rotates backwards, the blanking bin position is a 15# bucket;
8) when the induction angle iron on the bucket trolley is pressed with the proximity switches No. 4 and No. 5, when the belt of the bucket trolley rotates forwards, the blanking bin position is a No. 7 bucket, and when the belt rotates backwards, the blanking bin position is a No. 17 bucket;
9) when the induction angle iron on the bucket trolley is only pressed with the 5# proximity switch, when the belt of the bucket trolley rotates forwards, the blanking bin position is a 9# bucket, and when the belt rotates backwards, the blanking bin position is a 17# bucket;
the method for judging the blanking bin position of the hopper groove trolley of the second row of hopper comprises the following steps:
1) when the induction angle iron on the hopper trolley is only pressed with the 1# proximity switch, when the belt of the hopper trolley rotates forwards, the blanking bin position is a 2# hopper, and when the belt rotates backwards, the blanking bin position is a 10# hopper;
2) when the induction angle iron on the hopper trolley is pressed with the 1# and 2# proximity switches, when the belt of the hopper trolley rotates forwards, the blanking bin position is a 2# hopper, and when the belt rotates backwards, the blanking bin position is a 12# hopper;
3) when the induction angle iron on the hopper trolley is only pressed with the 2# proximity switch, when the belt of the hopper trolley rotates forwards, the blanking bin position is a 4# hopper, and when the belt rotates backwards, the blanking bin position is a 12# hopper;
4) when the induction angle iron on the hopper trolley is pressed with the No. 2 and No. 3 proximity switches, when the belt of the hopper trolley rotates forwards, the blanking bin position is a No. 4 hopper, and when the belt rotates backwards, the blanking bin position is a No. 14 hopper;
5) when the induction angle iron on the bucket trolley is only pressed with the 3# proximity switch, when the belt of the bucket trolley rotates forwards, the blanking bin position is a 6# bucket, and when the belt rotates backwards, the blanking bin position is a 14# bucket;
6) when the induction angle iron on the bucket trolley is pressed with the No. 3 and No. 4 proximity switches, when the belt of the bucket trolley rotates forwards, the blanking bin position is a No. 6 bucket, and when the belt rotates backwards, the blanking bin position is a No. 16 bucket;
7) when the induction angle iron on the bucket trolley is only pressed with the 4# proximity switch, when the belt of the bucket trolley rotates forwards, the blanking bin position is the 8# bucket, and when the belt rotates backwards, the blanking bin position is the 16# bucket;
8) when the induction angle iron on the hopper trolley is pressed with the proximity switches 4# and 5#, when the belt of the hopper trolley rotates forwards, the blanking bin position is 8# hopper, and when the belt rotates backwards, the blanking bin position is 18# hopper;
9) when the induction angle iron on the hopper trolley is only pressed with the 5# proximity switch, the blanking bin position is a 10# hopper when the belt of the hopper trolley rotates forwards, and the blanking bin position is an 18# hopper when the belt rotates backwards.
3) The middle control room records the blanking bin position information of the hopper car and the hopper coal storage amount in real time;
4) compiling a bucket coal feeding plan according to the coal consumption and the bucket coal storage amount;
5) and when the loading bin position of the hopper coal loading plan is not consistent with the unloading bin position of the hopper car, alarming and stopping coal loading.
The foregoing is considered as illustrative only of the principles of the invention and is not to be in any way limiting, since all equivalent changes and modifications are intended to be included within the scope of the appended claims.

Claims (1)

1.一种斗槽小车精确对位放煤的方法，斗槽由18个斗仓组成，18个斗仓分两排分布，每排9个，第一排为1#、3#、5#、7#、9#、11#、13#、15#、17#，第二排为2#、4#、6#、8#、10#、12#、14#、16#、18#，斗仓直径为10m，两台斗槽小车各长45m，分别于两排斗仓顶部将不同煤种洗煤装入不同斗仓中；1. A method for accurately aligning coal with a bucket trolley. The bucket consists of 18 buckets, and the 18 buckets are distributed in two rows, 9 in each row, and the first row is 1#, 3#, and 5#. , 7#, 9#, 11#, 13#, 15#, 17#, the second row is 2#, 4#, 6#, 8#, 10#, 12#, 14#, 16#, 18#, The diameter of the bucket is 10m, and the two hopper trolleys are each 45m long. On the top of the two rows of buckets, different types of coal are washed and loaded into different buckets; 其特征在于，跟踪斗槽小车实时位置工作过程，并将相关信息储存于斗槽中控室，追溯洗煤混质事故；精确对位放煤的方法包括以下步骤：It is characterized in that the working process of the real-time position of the hopper trolley is tracked, and the relevant information is stored in the central control room of the hopper to trace the coal washing and mixing accident; the method for accurately aligning the coal discharge includes the following steps: (1)在斗槽小车和斗仓上安装位置检测装置，在斗槽小车左端安装15m长感应角铁，在斗槽小车下方对应的列排斗仓从左端起前5个斗仓上顶口位置安装接近开关，分别为1#-5#接近开关；(1) Install the position detection device on the bucket trolley and the bucket bin, install a 15m long induction angle iron on the left end of the bucket trolley, and install the top openings of the first 5 bucket bins from the left end of the corresponding row bucket below the bucket trolley. Proximity switches are installed at the positions, which are 1#-5# proximity switches; (2)根据感应角铁与接近开关的压合状态及斗槽小车的皮带运转方向，判断斗槽小车下料位置；(2) According to the pressing state of the induction angle iron and the proximity switch and the belt running direction of the bucket trolley, determine the feeding position of the bucket trolley; 第一排斗仓的斗槽小车下料仓位的判定方法：The method of determining the unloading position of the bucket trolley in the first row of buckets: ①斗槽小车上的感应角铁仅与1#接近开关压合时，当斗槽小车的皮带正转，下料仓位为1#斗仓，当皮带反转，下料仓位为9#斗仓；①When the induction angle iron on the hopper trolley is only pressed with the 1# proximity switch, when the belt of the hopper trolley rotates forward, the unloading bin is the 1# bin, and when the belt is reversed, the unloading bin is the 9# bin ; ②斗槽小车上的感应角铁与1#、2#接近开关压合时，当斗槽小车的皮带正转，下料仓位为1#斗仓，当皮带反转，下料仓位为11#斗仓；②When the induction angle iron on the hopper trolley is pressed with the 1# and 2# proximity switches, when the belt of the hopper trolley rotates forward, the unloading bin is the 1# bin, and when the belt is reversed, the unloading bin is 11# bucket; ③斗槽小车上的感应角铁仅与2#接近开关压合时，当斗槽小车的皮带正转，下料仓位为3#斗仓，当皮带反转，下料仓位为11#斗仓；③When the induction angle iron on the bucket trolley is only pressed with the 2# proximity switch, when the belt of the bucket trolley rotates forward, the unloading bin is the 3# bucket, and when the belt is reversed, the unloading bin is the 11# bucket ; ④斗槽小车上的感应角铁与2#、3#接近开关压合时，当斗槽小车的皮带正转，下料仓位为3#斗仓，当皮带反转，下料仓位为13#斗仓；④When the induction angle iron on the hopper trolley is pressed with the 2# and 3# proximity switches, when the belt of the hopper trolley rotates forward, the unloading bin is the 3# bin, and when the belt is reversed, the unloading bin is 13# bucket; ⑤斗槽小车上的感应角铁仅与3#接近开关压合时，当斗槽小车的皮带正转，下料仓位为5#斗仓，当皮带反转，下料仓位为13#斗仓；⑤When the induction angle iron on the bucket trolley is only pressed with the 3# proximity switch, when the belt of the bucket trolley rotates forward, the unloading bin is the 5# bucket, and when the belt is reversed, the unloading bin is the 13# bucket ; ⑥斗槽小车上的感应角铁与3#、4#接近开关压合时，当斗槽小车的皮带正转，下料仓位为5#斗仓，当皮带反转，下料仓位为15#斗仓；⑥When the induction angle iron on the bucket trolley is pressed with the 3# and 4# proximity switches, when the belt of the bucket trolley rotates forward, the unloading bin is 5# bucket, and when the belt is reversed, the unloading bin is 15# bucket; ⑦斗槽小车上的感应角铁仅与4#接近开关压合时，当斗槽小车的皮带正转，下料仓位为7#斗仓，当皮带反转，下料仓位为15#斗仓；⑦When the induction angle iron on the bucket trolley is only pressed with the 4# proximity switch, when the belt of the bucket trolley rotates forward, the unloading bin is the 7# bucket, and when the belt is reversed, the unloading bin is the 15# bucket ; ⑧斗槽小车上的感应角铁与4#、5#接近开关压合时，当斗槽小车的皮带正转，下料仓位为7#斗仓，当皮带反转，下料仓位为17#斗仓；⑧When the induction angle iron on the bucket trolley is pressed with the 4# and 5# proximity switches, when the belt of the bucket trolley rotates forward, the feeding bin is 7#, and when the belt is reversed, the feeding bin is 17# bucket; ⑨斗槽小车上的感应角铁仅与5#接近开关压合时，当斗槽小车的皮带正转，下料仓位为9#斗仓，当皮带反转，下料仓位为17#斗仓；⑨When the induction angle iron on the bucket trolley is only pressed with the 5# proximity switch, when the belt of the bucket trolley rotates forward, the unloading bin is the 9# bucket, and when the belt is reversed, the unloading bin is the 17# bucket ; 第二排斗仓的斗槽小车下料仓位的判定方法：The method of determining the unloading position of the bucket trolley in the second row of buckets: ①斗槽小车上的感应角铁仅与1#接近开关压合时，当斗槽小车的皮带正转，下料仓位为2#斗仓，当皮带反转，下料仓位为10#斗仓；①When the induction angle iron on the hopper trolley is only pressed with the 1# proximity switch, when the belt of the hopper trolley rotates forward, the unloading bin is the 2# bin, and when the belt is reversed, the unloading bin is the 10# bin ; ②斗槽小车上的感应角铁与1#、2#接近开关压合时，当斗槽小车的皮带正转，下料仓位为2#斗仓，当皮带反转，下料仓位为12#斗仓；②When the induction angle iron on the hopper trolley is pressed with the proximity switches 1# and 2#, when the belt of the hopper trolley rotates forward, the feeding bin is the 2# bin, and when the belt is reversed, the feeding bin is 12# bucket; ③斗槽小车上的感应角铁仅与2#接近开关压合时，当斗槽小车的皮带正转，下料仓位为4#斗仓，当皮带反转，下料仓位为12#斗仓；③When the induction angle iron on the bucket trolley is only pressed with the 2# proximity switch, when the belt of the bucket trolley rotates forward, the unloading bin is the 4# bucket, and when the belt is reversed, the unloading bin is the 12# bucket ; ④斗槽小车上的感应角铁与2#、3#接近开关压合时，当斗槽小车的皮带正转，下料仓位为4#斗仓，当皮带反转，下料仓位为14#斗仓；④When the induction angle iron on the hopper trolley is pressed with the 2# and 3# proximity switches, when the belt of the hopper trolley rotates forward, the unloading bin is the 4# bin, and when the belt is reversed, the unloading bin is 14# bucket; ⑤斗槽小车上的感应角铁仅与3#接近开关压合时，当斗槽小车的皮带正转，下料仓位为6#斗仓，当皮带反转，下料仓位为14#斗仓；⑤When the induction angle iron on the bucket trolley is only pressed with the 3# proximity switch, when the belt of the bucket trolley rotates forward, the unloading bin is the 6# bucket, and when the belt is reversed, the unloading bin is the 14# bucket ; ⑥斗槽小车上的感应角铁与3#、4#接近开关压合时，当斗槽小车的皮带正转，下料仓位为6#斗仓，当皮带反转，下料仓位为16#斗仓；⑥When the induction angle iron on the hopper trolley is pressed with the 3# and 4# proximity switches, when the belt of the hopper trolley rotates forward, the unloading bin is the 6# bin, and when the belt is reversed, the unloading bin is 16# bucket; ⑦斗槽小车上的感应角铁仅与4#接近开关压合时，当斗槽小车的皮带正转，下料仓位为8#斗仓，当皮带反转，下料仓位为16#斗仓；⑦When the induction angle iron on the bucket trolley is only pressed with the 4# proximity switch, when the belt of the bucket trolley rotates forward, the unloading bin is the 8# bucket, and when the belt is reversed, the unloading bin is the 16# bucket ; ⑧斗槽小车上的感应角铁与4#、5#接近开关压合时，当斗槽小车的皮带正转，下料仓位为8#斗仓，当皮带反转，下料仓位为18#斗仓；⑧When the induction angle iron on the bucket trolley is pressed with the 4# and 5# proximity switches, when the belt of the bucket trolley is rotating forward, the feeding bin is 8#, and when the belt is reversed, the feeding bin is 18# bucket; ⑨斗槽小车上的感应角铁仅与5#接近开关压合时，当斗槽小车的皮带正转，下料仓位为10#斗仓，当皮带反转，下料仓位为18#斗仓；⑨When the induction angle iron on the bucket trolley is only pressed with the 5# proximity switch, when the belt of the bucket trolley rotates forward, the unloading bin is the 10# bucket, and when the belt is reversed, the unloading bin is the 18# bucket ; (3)中控室实时记录斗槽小车下料仓位信息、斗槽存煤量；(3) The central control room records the information of the unloading position of the bucket trolley and the amount of coal stored in the bucket in real time; (4)根据用煤量及斗槽存煤量编写斗槽上煤计划；(4) According to the amount of coal used and the amount of coal stored in the bucket slot, the plan for loading coal into the bucket slot is prepared; (5)斗槽上煤计划的上料仓位与斗槽小车下料仓位不符时，报警并停止上煤。(5) When the loading position of the hopper trough coal loading plan does not match the unloading position of the hopper trolley trolley, an alarm will be issued and the coal feeding will be stopped.
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