KR101648299B1 - Feeder for raw material of belt conveyor - Google Patents

Feeder for raw material of belt conveyor Download PDF

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Publication number
KR101648299B1
KR101648299B1 KR1020150042713A KR20150042713A KR101648299B1 KR 101648299 B1 KR101648299 B1 KR 101648299B1 KR 1020150042713 A KR1020150042713 A KR 1020150042713A KR 20150042713 A KR20150042713 A KR 20150042713A KR 101648299 B1 KR101648299 B1 KR 101648299B1
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KR
South Korea
Prior art keywords
raw
door
unit
chute
belt conveyor
Prior art date
Application number
KR1020150042713A
Other languages
Korean (ko)
Inventor
김영식
Original Assignee
현대제철 주식회사
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Filing date
Publication date
Application filed by 현대제철 주식회사 filed Critical 현대제철 주식회사
Priority to KR1020150042713A priority Critical patent/KR101648299B1/en
Application granted granted Critical
Publication of KR101648299B1 publication Critical patent/KR101648299B1/en

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Classifications

    • 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
    • B65G47/18—Arrangements or applications of hoppers or chutes
    • B65G47/19—Arrangements or applications of hoppers or chutes having means for controlling material flow, e.g. to prevent overloading
    • 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
    • B65G11/00—Chutes
    • B65G11/20—Auxiliary devices, e.g. for deflecting, controlling speed of, or agitating articles or solids
    • B65G11/206—Auxiliary devices, e.g. for deflecting, controlling speed of, or agitating articles or solids for bulk
    • 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
    • B65G2812/00—Indexing codes relating to the kind or type of conveyors
    • B65G2812/08—Chutes

Abstract

The invention relates to a raw material feeder for a belt conveyor. A raw material feeding device for a belt conveyor according to the present invention comprises: a guide chute for guiding a raw material falling onto a belt member of a belt conveyor; a door portion which is slidably provided on a side surface of the guide chute and adjusts a discharge amount of the raw material; A driving part for moving the door part upward and downward by being connected to the door part by a pulling wire and a guide chute rotatably connected to the door part and rotated according to the height of the raw material discharged from the guide chute to move the door part together with the driving part, And a sensing rotation unit for sensing the rotation of the motor.

Description

[0001] FEEDER FOR RAW MATERIAL OF BELT CONVEYOR [0002]
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a raw material supply apparatus for a belt conveyor, and more particularly, to a raw material supply apparatus for a belt conveyor capable of automatically controlling the amount of raw material supplied to a belt conveyor.
Generally, ore used in steelworks and coal used as fuel for melting ore during blast furnace work are mostly transported to ship, then unloaded at the adjacent pier, and then transported to a steel mill using belt conveyor. In order to transport the materials such as raw materials loaded on the ship to the belt conveyor on the ground, a continuous type unloader is used, and the material is supplied to the belt conveyor through the chute.
BACKGROUND ART [0002] The background art of the present invention is disclosed in Korean Patent Laid-Open Publication No. 10-2013-0002410 (published on Mar. 31, 2018, title of the invention; suit for belt conveyor).
According to one embodiment of the present invention, there is provided a raw material feeding apparatus for a belt conveyor capable of automatically controlling the amount of raw material supplied to a belt conveyor.
The belt conveyor comprises a guide chute for guiding a material to be dropped onto a belt member of a belt conveyor, a door part for slidably moving on the side of the guide chute and regulating the discharge amount of the raw material, And is rotatably connected to the guide chute and the door portion, and is rotated according to the height of the raw material discharged from the guide chute, so that the door portion and the driving portion are rotated together with the driving portion. And a sensing rotation part for moving the sensing part.
The guide chute includes a chute body portion located on the upper side of the belt member and forming a passage through which the raw material moves in the up and down direction, a protruding portion protruding from the chute body portion and rotatably supporting the sensed rotation portion, And a guide rail positioned on both sides of the door portion and guiding the upward and downward movement of the door portion.
The driving unit preferably includes a driving motor fixed to the chute body and generating a rotational power, and a driving pulley connected to an output shaft of the driving motor and having a tow wire wound around the outside.
In addition, the sensing and rotating unit may include a rotating frame rotatably mounted on the door frame and hinged to the door frame, a mounting frame mounted on the rotating frame in a downward sloping manner toward the belt member, It is preferable to include a sensing roller that is rotated while being touched.
In addition, it is preferable that a plurality of detection rollers are installed along the longitudinal direction of the belt member, and when the sensing roller is pushed by the raw material and the sensing roller moves upward, the door portion connected to the rotary frame rotated around the protruding portion is moved downward.
The raw material supply device for a belt conveyor according to the present invention automatically rotates the door part when the raw material discharged from the chute is larger than the set amount, It is possible to prevent clogging and falling of the shoot.
1 is a perspective view schematically showing a state in which a raw material supplying apparatus for a belt conveyor according to an embodiment of the present invention is installed.
2 is a perspective view showing a raw material supplying apparatus for a belt conveyor according to an embodiment of the present invention.
3 is an exploded perspective view of a raw material feeder for a belt conveyor according to an embodiment of the present invention.
FIG. 4 is a view schematically showing a state in which a raw material is discharged from a raw material supplying apparatus for a belt conveyor according to an embodiment of the present invention.
FIG. 5 is a view schematically showing a state in which a raw material is discharged above a set value in a raw material supply apparatus for a belt conveyor according to an embodiment of the present invention.
6 is a view schematically showing a state in which the door is lowered because the sensing and rotating part is pushed by the raw material according to the embodiment of the present invention.
7 is a block diagram of a raw material supply apparatus for a belt conveyor according to an embodiment of the present invention.
Hereinafter, a raw material supplying apparatus for a belt conveyor according to an embodiment of the present invention will be described with reference to the accompanying drawings. For convenience of explanation, a raw material supply device for a belt conveyor used in a steel factory is taken as an example. In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation.
Further, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.
FIG. 1 is a perspective view schematically showing a state in which a raw material supplying apparatus for a belt conveyor according to an embodiment of the present invention is installed, FIG. 2 is a perspective view showing a raw material supplying apparatus for a belt conveyor according to an embodiment of the present invention And FIG. 3 is an exploded perspective view of a raw material feeder for a belt conveyor according to an embodiment of the present invention. FIG. 4 is a schematic view illustrating a state in which a raw material is discharged from a raw material feeder for a belt conveyor according to an embodiment of the present invention. And FIG. 5 is a view schematically showing a state in which a raw material is discharged from a raw material supply device for a belt conveyor according to an embodiment of the present invention at a set value or more. FIG. 6 is a view Fig. 5 is a view schematically showing a state in which the door is lowered because the rotating part is pushed by the raw material and rotated.
1, 4 and 7, a raw material feeding apparatus 1 for a belt conveyor according to the present invention for achieving the above object is a raw material feeding apparatus 1 for feeding a raw material falling onto a belt member 12 of a belt conveyor 10, A guide chute 20 for guiding the raw material R and a door 30 for slidably moving on the side surface of the guide chute 20 and adjusting the discharge amount of the raw material R, A driving unit 40 connected to the door unit 30 by a traction wire 48 to move the door unit 30 up and down and a guide chute 20 rotatably connected to the door unit 30, And a sensing rotation unit 50 that rotates according to the height of the raw material R discharged from the sensing unit 50 and moves the door unit 30 together with the driving unit 40.
The belt conveyor 10 is provided with a belt member 12 that moves in an endless track and the raw material R is supplied to the upper side of the belt member 12. The raw material R is moved horizontally along the belt member 12 and then dropped downward through the chute.
2 to 4, the guide chute 20 can be formed in various shapes within the technical idea of guiding the raw material R to be dropped onto the belt member 12 of the belt conveyor 10. The guide chute 20 according to one embodiment includes a chute body portion 22, a protrusion 24, and a guide rail 26.
The chute body portion 22 is located on the upper side of the belt member 12 and forms a passage through which the raw material R moves in the vertical direction. The upper and lower sides of the chute body portion 22 are open and the side surfaces of the chute body portion 22 where the door portion 30 is located are also opened. Accordingly, when the door portion 30 is moved up and down, the discharge amount of the raw material R on the inside of the chute body portion 22 is adjusted.
The protruding portion 24 protrudes from the chute body portion 22 to rotatably support the sensed rotation portion 50. The protrusions 24 according to one embodiment are located on both sides of the door portion 30 and protrude laterally of the chute body portion 22. [
The guide rails 26 protrude from the chute body portion 22 and are positioned on both sides of the door portion 30 to guide the door portion 30 to move up and down. Further, the guide rail 26 is provided with a groove portion into which the projections located on both sides of the door portion 30 are inserted and is installed in the vertical direction, so that the door portion 30 can be moved up and down more stably.
The door 30 is slidably mounted on the side surface of the guide chute 20 and may be formed in various shapes within the technical concept of adjusting the amount of the raw material R discharged from the guide chute 20. The door portion 30 according to one embodiment is formed in a plate shape and is moved up and down along the guide rail 26. The raw material R dropped to the lower side of the guide chute 20 is discharged through the lower portion of the door portion 30 and the belt member 12 when the door portion 30 is moved away from the belt member 12 do.
A connecting member 32 protrudes in the horizontal direction below the door unit 30. [ On the inner side of the connecting member 32, a guide hole 34 having a long hole shape is formed in the horizontal direction. Therefore, since the sensing rotation part 50 is hinged to the guide hole 34, the door part 30 is moved up and down by the rotation of the sensing rotation part 50 to adjust the discharge amount of the raw material R.
The driving unit 40 generates power by the supply of electricity and may be connected to the door unit 30 and the traction wire 48 to move the door unit 30 up and down. The drive unit 40 according to one embodiment includes a drive motor 42, a drive pulley 44, and a support pulley 46.
The drive motor 42 is fixed to the chute body 22 and generates rotational power by the supply of electricity. The driving pulley 44 is connected to the output shaft of the driving motor 42 and moves the door portion 30 upward because the pulling wire 48 is wound on the outside due to the operation of the driving motor 42. Or the drive pulley 44 may be rotated in the opposite direction to move the door portion 30 downward.
The pulling wire 48 connected to the door portion 30 is wound on the driving pulley 44 in a state in which it extends over the support pulley 46 so that the door portion 30 can be moved up and down more easily.
The sensing rotation part 50 is rotatably connected to the guide chute 20 and the door part 30 and rotates according to the height of the raw material R discharged from the guide chute 20, Various types of sensing devices may be used within the scope of the present invention. The sensing rotation unit 50 according to one embodiment includes a rotation frame 52, a mounting frame 54, a sensing roller 56, and a guide panel 58.
The body of the rotary frame 52 is rotated around the projection 24 and one side of the rotary frame 52 is hinged to the door part 30. The other side of the rotary frame 52 is connected to the sensing roller 56 And is connected to the mounting frame 54 installed. Therefore, when the detection roller 56 is moved upward by being pushed by the raw material R, the other side of the rotary frame 52 connected to the door unit 30 is moved downwardly, so that the door unit 30 is also moved downward.
The mounting frame 54 is installed to be inclined downward from the rotating frame 52 toward the belt member 12. The mounting frame 54 is located on both sides of the sensing roller 56, and two pairs of the mounting frames 54 are installed in parallel.
The sensing roller 56 is rotatably connected to the mounting frame 54 on both sides and rotates while contacting the raw material R discharged to the lower side of the door portion 30, so that the frictional force can be reduced. A plurality of detection rollers 56 are provided along the longitudinal direction of the belt member 12. The detection rollers 56 are pushed by the raw material R so that when the detection roller 56 moves upward, 52 are moved downward, the discharge amount of the raw material R is automatically adjusted.
The guide panel 58 is fixed to the front of the mounting frame 54 connected to the rotating frame 52 and is fixed to the guide panel 58 before the raw material R contacts the mounting frame 54 or the sensing roller 56. [ The damage to the mounting frame 54 and the guide panel 58 can be reduced. The guide panel 58 according to one embodiment extends in a straight line direction in the mounting frame 54 and is formed in an upward sloping panel shape. Therefore, even if a large amount of raw material R is discharged from the guide chute 20, the sensing rotary part 50 is moved upward while the raw material R contacts the guide panel 58 first. Therefore, the sensing rotary part 50 rotates the raw material R It is possible to prevent the phenomenon of being buried in the ground.
4 and 7, the raw material measuring unit 60 for optically measuring the amount of the raw material R discharged from the guide chute 20 includes a fixing bracket 62 and a sensor member 64 do.
The fixing bracket 62 is positioned on the upper side of the door portion 30 and protrudes in the lateral direction of the guide chute 20. [ The sensor member 64 fixed to the fixing bracket 62 measures the height of the raw material R discharged to the front of the door unit 30 and transmits the measured value to the control unit 70.
The control unit 70 can control the up and down movement of the door unit 30 together with the sensing and rotating unit 50 by operating the driving unit 40 based on the measured value of the raw material measuring unit 60. [
Hereinafter, an operating state of the raw material supplying apparatus 1 for a belt conveyor according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.
4 and 7, when the door unit 30 is moved upward by the operation of the driving unit 40, the raw material R is discharged into the lower space of the belt member 12 and the door unit 30 do. The height of the raw material R discharged from the guide chute 20 is measured by the raw material measuring unit 60 and transmitted to the control unit 70. The control unit 70 calculates the height of the raw material R discharged from the guide chute 20 based on the measured value of the raw material measuring unit 60, (40) is operated to adjust the height of the door part (30).
5, when the height of the raw material R discharged from the guide chute 20 is higher than the set height, the controller 70 controls the driving unit 40 based on the measured value of the raw material measuring unit 60 And the door unit 30 is lowered. At this time, if the door portion 30 is not moved downward while being in contact with the raw material R, the raw material R in an amount larger than the amount of the set raw material R is moved toward the sense rotary portion 50.
6, the raw material R moved toward the sensing rotation part 50 pushes up the mounting frame 54 while contacting the guide panel 58 and the sensing roller 56. As shown in FIG. The amount of the raw material R to be moved between the door portion 30 and the belt member 12 by moving the door portion 30 downward in conjunction with the upward movement of the mounting frame 54 and rotating the rotary frame 52 So that clogging of the chute generated due to the excessive supply of the raw material R can be prevented.
As described above, according to the present invention, when the raw material R discharged from the chute is larger than the set amount, the sensing and rotating part 50 is rotated while contacting the raw material R to lower the door part 30, The amount of the raw material R supplied to the chute 10 can be automatically controlled to prevent clogging and falling of the chute.
While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the scope of the invention as defined by the appended claims. will be. Also, the raw material supply device for a belt conveyor used in a steel plant has been described as an example. However, the present invention is not limited to this, and a raw material supply device for a belt conveyor according to the present invention can be applied to other factories using a belt conveyor. Accordingly, the true scope of the present invention should be determined by the following claims.
1: Feeding device for belt conveyor
10: belt conveyor 12: belt member
20: guide chute 22: chute body part
24: protrusion 26: guide rail
30: door part 40:
42: drive motor 44: drive pulley
46: support pulley 48: pull wire
50: Sense rotation part 52: Rotation frame
54: mounting frame 56: sensing roller
58: guide panel 60: raw material measuring section
62: fixed bracket 64: sensor member
70: control part R: raw material

Claims (5)

  1. A guide chute for guiding a raw material falling onto a belt member of a belt conveyor;
    A door part that is slidably installed on a side surface of the guide chute and adjusts a discharge amount of the raw material;
    A driving unit connected to the door unit by a pull wire to move the door unit up and down; And
    And a sensing rotation part rotatably connected to the guide chute and the door part and rotated according to a height of the raw material discharged from the guide chute to move the door part,
    A raw material measuring unit for optically measuring an amount of the raw material discharged from the guide chute; And
    And a control unit for operating the driving unit based on the measured value of the raw material measurement unit to adjust the upward and downward movement of the door unit,
    Wherein the control unit operates the driving unit to lower the door unit if the height of the raw material discharged from the guide chute is higher than a set height based on the measured value of the raw material measuring unit.
  2. The method according to claim 1,
    Wherein the guide chute comprises: a chute body located on the upper side of the belt member and forming a passage through which the raw material moves in a vertical direction;
    A protrusion protruding from the chute body and rotatably supporting the sensing and rotating unit; And
    And guide rails protruding from the chute body and positioned on both sides of the door part and guiding the upward and downward movement of the door part.
  3. 3. The method of claim 2,
    The driving unit includes: a driving motor fixed to the chute body and generating rotational power; And
    And a driving pulley connected to an output shaft of the driving motor and having the traction wire wound on an outer side thereof.
  4. 3. The method of claim 2,
    The sensing and rotation unit may include a rotary frame rotatable about the protrusion and hinged to the door unit;
    A mounting frame installed to be inclined downward from the rotating frame toward the belt member; And
    And a sensing roller connected to both sides of the mounting frame and rotated while contacting the raw material discharged to a lower side of the door portion.
  5. 5. The method of claim 4,
    The plurality of detection rollers are provided along the longitudinal direction of the belt member. When the sensing roller is pushed by the raw material and the sensing roller is moved upward, the door portion connected to the rotary frame rotated about the protrusion is moved downward Wherein said belt conveyor comprises a belt conveyor.
KR1020150042713A 2015-03-26 2015-03-26 Feeder for raw material of belt conveyor KR101648299B1 (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101815786B1 (en) * 2016-09-08 2018-01-30 삼성물산 주식회사 Conveyor variable chute of mining and raw material feed processing plant
KR20180136335A (en) * 2017-06-14 2018-12-24 현대제철 주식회사 Feeder for raw material of belt conveyor
KR20190076161A (en) * 2017-12-22 2019-07-02 현대제철 주식회사 Apparatus for removing alien substances of belt conveyor
KR102012130B1 (en) * 2018-06-19 2019-08-19 현대제철 주식회사 Device for preventing dust dispersing of belt conveyor chute
KR102144218B1 (en) * 2019-03-25 2020-08-12 현대제철 주식회사 Device for preventing chute clogging
KR102190498B1 (en) * 2019-10-24 2020-12-11 현대제철 주식회사 Overcharging controling apparatus for continuous ship unloader
KR20210000836A (en) * 2019-06-26 2021-01-06 현대제철 주식회사 Device for preventing chute clogging

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20000020148U (en) * 1999-04-29 2000-11-25 이구택 Automatic gate apparatus for hopper
KR20120121523A (en) * 2011-04-27 2012-11-06 현대제철 주식회사 Switchgear for fuel and raw metal in storehouse

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20000020148U (en) * 1999-04-29 2000-11-25 이구택 Automatic gate apparatus for hopper
KR20120121523A (en) * 2011-04-27 2012-11-06 현대제철 주식회사 Switchgear for fuel and raw metal in storehouse

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101815786B1 (en) * 2016-09-08 2018-01-30 삼성물산 주식회사 Conveyor variable chute of mining and raw material feed processing plant
KR20180136335A (en) * 2017-06-14 2018-12-24 현대제철 주식회사 Feeder for raw material of belt conveyor
KR101950586B1 (en) * 2017-06-14 2019-02-20 현대제철 주식회사 Feeder for raw material of belt conveyor
KR20190076161A (en) * 2017-12-22 2019-07-02 현대제철 주식회사 Apparatus for removing alien substances of belt conveyor
KR101999003B1 (en) 2017-12-22 2019-07-10 현대제철 주식회사 Apparatus for removing alien substances of belt conveyor
KR102012130B1 (en) * 2018-06-19 2019-08-19 현대제철 주식회사 Device for preventing dust dispersing of belt conveyor chute
KR102144218B1 (en) * 2019-03-25 2020-08-12 현대제철 주식회사 Device for preventing chute clogging
KR20210000836A (en) * 2019-06-26 2021-01-06 현대제철 주식회사 Device for preventing chute clogging
KR102201437B1 (en) * 2019-06-26 2021-01-12 현대제철 주식회사 Device for preventing chute clogging
KR102190498B1 (en) * 2019-10-24 2020-12-11 현대제철 주식회사 Overcharging controling apparatus for continuous ship unloader

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