KR100841759B1 - The chute of tripper car with grizzly bar - Google Patents

Abstract

The present invention relates to a tripper chute equipped with an open grizzly bar to prevent foreign substances from mixing when the raw materials are dropped into a storage bin in a belt conveyor for transporting raw materials and to prevent clogging of the chute by foreign substances.

To this end, the present invention is the limit switch (200-1) attached to both sides of the raw material discharge chute 11, the touch bar (200-2) and the weight piece 200 on the side while being fixed to be flowable directly below it -4) is provided with a overflow detection unit 200 consisting of a flow plate (200-5) and a plurality of foreign matter engaging bar (300-3) in the outlet of the raw material discharge chute 11 lower pedestal (300-2) It is configured to fix the grizzly bar 300 made of the upper holder (300-4) to be fixed to one side of the raw material discharge chute 11, and to be opened and closed by the drive cylinder (200-6) of the other side. It provides a trippercar suit equipped with an open grizzly bar.

As described above, the present invention is effective in facility efficiency by preventing chute from being clogged by quickly detecting the overflow of raw materials due to foreign matter, and automatically discharging foreign matter.

Tripper Car, Suit, Grizzly Bar, Overflow Detector, Limit Switch

Description

THE CHUTE OF TRIPPER CAR WITH GRIZZLY BAR}

1 is a process schematic diagram showing a state in which raw materials are transported and discharged using a conventional tripper car chute to a storage bin;

Figure 2 is a perspective view showing a conventional tripper car chute and overflow detection device attached to the side and a fixed grizzly bar;

3 is a process schematic diagram showing a state in which an open grizzly bar equipped trippercar chute according to the present invention transfers and discharges raw materials;

Figure 4 is a detailed view of the overflow detection unit and the open grizzly bar constituting the tripper car chute equipped with an open grizzly bar according to the present invention;

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♣ Explanation of symbols for main part of drawing ♣

11: Raw material discharge chute 200-2: Touch bar 200-5: Flow plate 200-4: Weight flight

200: overflow detection unit 300-3: foreign matter jam bar 300-2: lower stand

300-6: t-shaped steel fastener 300-4: t-shaped steel upper fixture 200-6: driving cylinder

300: Opening Grizzly Bar

The present invention relates to a tripper chute equipped with an open grizzly bar, and more particularly, to prevent foreign substances from being mixed into a storage bin and to prevent foreign substances from being introduced into a storage bin in a conveyor system for transporting raw materials in industrial facilities such as steel mills. A trippercar chute is equipped with an open grizzly bar to prevent clogging of the chute.

In general, as shown in FIG. 1, the conveyor system includes a belt 15, a pulley 13, a chute 11, and the like, and the belt 15 rotates by the rotational force of the pulley 13, At this time, the conveyed material is transferred to the storage bin (Bin) 17 through the chute 11 through the fixed grizzly bar 16 for removing the foreign matter, and thus, foreign matter, that is, iron pieces, wood, ore or concrete. When a mixture such as a lye is mixed and placed on the fixed grizzly bar 16, the chute 11 is clogged and the raw material overflows, causing damage to the belt 15 and equipment trouble.

As a device for detecting the trouble in advance, as shown in Figure 2, conventionally, the chute 11 detects the overflow of the chute 11 with the weight detection rod 12-1, The wire abrasion and detection rod 12-1 breakage and detection errors due to falling frequently cause a large problem, and at the same time, the fixed grizzly bar 16 at the lower portion of the entire storage bin 17 (about 20 to 200 m in length) In addition to the installation, as a whole, the grizzly bar 16 is welded and fixed to both ends 16-1, and when the bar 16 is replaced by wear or deformation, it is cut and welded with an oxygen cutter and an electric welder to replace the work. Delays, excessive manpower requirements and the risk of safety accidents are occurring.

In order to solve the above problems, the present invention provides a tripper chute equipped with an open grizzly bar to prevent foreign substances from mixing when the raw material is loaded into the storage bin in the conveyor system and to prevent clogging of the chute by foreign substances. The purpose is to provide.

In order to achieve the above object, the present invention is the limit switch is attached to both sides of the raw material discharge chute, the flow plate is fixed to the lower portion of the flow while the touch bar is installed on the side, and fixed to the lower end of the flow plate The overflow detection unit consisting of a weight piece (200-4) to fix the downward downward by its own weight, a plurality of foreign matter engaging bar is inserted and fixed in the insertion fastening groove of the lower pedestal so as to match the size of the outlet of the raw material discharge chute, and It is located on the upper side and the lower holder formed on the lower pedestal and the "b" steel upper fasteners are fixed to the fastening with the "c" section fastening is fixed to one side of the raw material chute chute installed on the other side of the raw material chute chute Characterized in that it comprises an open grizzly bar that is axially fixed To provide a trippercar suit with an open grizzly bar.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.                     

3 is a process schematic diagram showing a state in which an open grizzly bar equipped tripper car chute according to the present invention transfers and discharges raw materials, and FIG. 4 shows an overflow detection unit constituting an open grizzly bar equipped tripper car chute according to the present invention; Open Grizzly Bar is a detailed view of the device.

As shown in Figure 3 to 4, the overflow detection unit 200 of the chute 11 constituting the tripper car chute equipped with an open grizzly bar according to the present invention is a limit attached to the upper side on both sides of the chute 11 A switch 200-1, a flow plate 200-5 having a touch bar 200-2 installed at a side thereof while being fixed to be flowable by a feldspar 200-3 at a lower portion thereof, and fixed at a lower end of the switch 200-1. It consists of the weight piece 200-4 which fixes the plate 200-5 downward by its own weight.

That is, when the raw material transferred to the conveyor through the chute 11 of the tripper car is mixed with foreign matter into the chute 11 and accumulated raw materials are installed on both sides of the chute 11 by the weight load When one of the flow plates 200-5 constituting the overflow detecting unit 200 is opened, the touch bar 200-2 fixed to the side portion thereof contacts the limit switch 200-1 described above and the conveyor belt. It consists of an operation structure which stops (15).

The open grizzly bar 300 is installed at the outlet of the chute 11 of the tripper car, and the configuration thereof has a plurality of foreign matter engaging bars 300-3 interposed on the lower pedestal 300-2 to facilitate disassembly and assembly. It is firmly fixed through the insertion fastening grooves 300-10 and 300-11, and the foreign matter locking bar 300-3 fixed in such a fastening manner is made of “b” section steel at the top thereof, and the pin fastener 300-12 is formed. While forming the upper fixing member 300-4 and the lower fixing member 300-5 on which the pin fastener 300-12 is formed while being welded to the outer surface of the lower pedestal 300-2, the “c” shaped steel is formed. Pin fasteners (300-12) is formed by using a fastener 300-6 is formed in contact with each other and fixed with a fixing pin (300-7).

The size of the open grizzly bar 300 may be manufactured by varying the area according to the size of the outlet of the chute 11, and the open grizzly bar 300 having the configuration described above may be formed at one side of the chute 11. It is fastened to be movable by the swivel table (300-8), and the driving cylinder (200-6) is installed on both sides of the one side and the opposite side to open and close the open grizzly bar 300, the drive cylinder An axis of 200-6 is fixed to the cylinder holder 300-9 fixed to both sides of one side of the open grizzly bar 300.

Hereinafter, the operation of the present invention will be described in detail.

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As shown in Figures 3 and 4, looking at the operating relationship of the overflow detection unit 200 constituting the tripper car chute equipped with an open grizzly bar according to the present invention, transfer to the conveyor through the chute 11 of tripper car When foreign materials are mixed into the chute 11 when the raw materials are discharged, and the raw materials are accumulated and accumulated due to the jamming of the open grizzly bar 300, the overflows provided on both side portions of the chute 11 by the weight load. When one of the flow plates 200-5 constituting the sensing unit 200 is opened, the touch bar 200-2 fixed to the side surface thereof contacts the limit switch 200-1 described above and the conveyor belt 15. ) Will stop.

As described above, when the conveyor belt is stopped by the operation of the overflow detection unit 200, the chute 11 is moved to the outside of the storage bin 17 to drive cylinder 200-6 installed on one side of the chute 11 ) By operating downward to open the open grizzly bar 300 fixed to the other side of the chute 11 to discharge the coarse foreign matter caught in the grizzly bar 300 out of the chute. The driving cylinder 200-6 is operated upward to close the open grizzly bar 300 so as to be firmly fixed to the outlet of the chute 11.

As described above, when the discharge of foreign matter from the open grizzly bar 300 is completed, both the flow plates 200-5 of the overflow detecting unit 200 are in the original position by the weight of the weight piece 200-4 fixed to the lower side. By closing the chute 11, the limit switches 200-1 on both sides in contact with the touch bar 200-2 are also returned to their original positions.

The operation as described above is to operate only when the foreign matter is caught in the chute 11 accumulates, the fixing pin when the catching bar (300-3) constituting the open grizzly bar 300 is broken, worn, deformed Disassemble the (300-7), and remove the "c" -shaped steel fastening (300-6) by separating the lower fixing stand (300-5) and the hanging bar (300-3) and the lower pedestal (300-2) at the same time If only the wear and deformation of the locking bar 300-3 is removed, and then the new locking bar 300-3 is assembled in the reverse order of the disassembly again.

As described above, the present invention has a great effect on the facility efficiency by preventing the chute clogging by quickly detecting the overflow of the raw material by blocking the chute due to the foreign matter, and automatically discharge the foreign matter, deformed when the deformation of the grizzly bar By dismantling only part without welding process, and fastening new grizzly bar, it is possible to solve various problems such as replacement work delay and excessive labor.

Claims (2)

Limit switch 200-1 attached to both sides of the raw material discharge chute 11 and a flow in which the touch bar 200-2 is installed on the side while being fixed to be flowable directly below the limit switch 200-1. Overflow detection unit 200 consisting of a plate 200-5 and a weight piece 200-4 fixed to the lower end of the flow plate 200-5 to fix the flow plate 200-5 downward by its own weight. ; A plurality of foreign matter engaging bars 300-3 and foreign matter engaging bars that are inserted into and fixed in the insertion fastening grooves 300-11 of the lower pedestal 300-2 to correspond to the size of the outlet of the raw material discharge chute 11. Located at the upper part of the 300-3, the lower bracket 300-5 formed on the lower pedestal 300-2 and the "b" steel upper fastener 300 fixed to the "c" steel fastener 300-6. Open grizzly bar 300 is fixed to the one side edge of the raw material discharge chute (11) and the shaft is fixed to the drive cylinder (200-6) installed on the other side of the raw material discharge chute (11) Trippercar chute equipped with an open grizzly bar, characterized in that consisting of. The method of claim 1, The open grizzly bar 300 is a lower bracket 300-5 and a "b" steel upper fixture 300-4 formed on a lower pedestal 300-2 using a "c" steel fastener 300-6. An open grizzly bar equipped with a tripper car, characterized in that the contact with each other and fastened with a fixing pin (300-7).

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