CN216889869U

CN216889869U - Device for fishing bottom slag of zinc pot

Info

Publication number: CN216889869U
Application number: CN202123156567.2U
Authority: CN
Inventors: 王海东; 严江生; 郭守春; 王玉卿
Original assignee: Baosteel Engineering and Technology Group Co Ltd
Current assignee: Baosteel Engineering and Technology Group Co Ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-07-05
Anticipated expiration: 2031-12-16

Abstract

The utility model relates to the field of hot dip coating process using molten state coating materials without influencing the shape, in particular to a device for fishing bottom slag of a zinc pot. The utility model provides a device is dragged for of sediment at bottom of zinc pot, includes portal (1), characterized by: the lifting device is characterized by further comprising a motor (2), a lifting machine (3), a fixed pulley (4), a tray (5) and a lifting tool (6), wherein the motor (2) is fixed in the middle of the motor beam, the two ends of the motor beam are respectively fixed with the lifting machine (3), and two output shafts of the motor (2) are respectively connected with the lifting machine (3); four fixed pulleys (4) are rotatably arranged on each lifting beam; the trays (5) are arranged at the bottom of the portal frame (1), and two adjacent lifting lugs (51) of each tray (5) are respectively connected with two lifting holes at the bottom of the lifting appliance (6) by using tying ropes (52). The utility model has convenient slag removal and improves the product quality.

Description

Device for fishing bottom slag of zinc pot

Technical Field

The utility model relates to the field of hot dip coating process using molten state coating materials without influencing the shape, in particular to a device for fishing bottom slag of a zinc pot.

Background

In the production process of the cold rolling and hot plating aluminum zinc process, when the iron content in the zinc liquid is in a supersaturated state, iron-zinc alloy particles are suspended in the zinc liquid, and bottom slag is inevitably formed in a zinc pot. During galvanizing operation of strip steel, the small and hard particles adhere to the surface of the steel plate along with the molten zinc to form small bulges, which are commonly called as 'zinc particle' defects. The defect of the zinc particles not only affects the beauty of the galvanized sheet, but also affects the use effect. The production of a large amount of bottom slag in the zinc pot can also affect the operation rate of a unit and increase the additional consumption of zinc alloy. The bottom slag needs to be cleaned regularly, and if the bottom slag cannot be cleaned effectively, the problem that the bottom slag rises to contact with the sink roll and cannot maintain production is caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a device for fishing bottom slag of a zinc pot, which aims to overcome the defects of the prior art and provide hot-dip auxiliary equipment with convenient slag removal and improved product quality.

The utility model achieves the purpose by the following technical scheme:

the utility model provides a device is dragged for of sediment at bottom of zinc pot, includes the portal, the portal includes the stand, back timber and sill bar, four stands are parallel to each other and the top face of four stands is end to end connection constitution rectangle in proper order, the top of two adjacent stands and four back timbers are connected respectively to the both ends of four back timbers are end to end connection in proper order, an optional back timber is as the motor roof beam, two back timbers of connecting with motor roof beam both ends are as the hoisting beam, the lower part of two adjacent stands, characterized by are connected respectively at the both ends of four sill bars: also comprises a motor, a hoisting machine, a fixed pulley, a tray and a lifting appliance,

the motor is a double-output shaft motor, the motor is fixed in the middle of the motor beam, two ends of the motor beam are respectively fixed with a lifter, two output shafts of the motor are respectively connected with a lifter,

each lifting beam is rotatably provided with four fixed pulleys, the four fixed pulleys are 1#, 2#, 3# and 4# respectively, the 1# fixed pulley is arranged at the lower part of one end, close to the motor beam, of the lifting beam, the 2# fixed pulley is arranged above the 1# fixed pulley, the 4# fixed pulley is arranged above the middle part of the lifting beam, the 3# fixed pulley is arranged between the 2# fixed pulley and the 4# fixed pulley and is positioned on the same horizontal plane with the 4# fixed pulley, each lifting machine is tied with a lifting rope, the inner end of each lifting rope is tied on the lifting machine, the outer end of each lifting rope sequentially rounds the 1# fixed pulley, the 2# fixed pulley, the 3# fixed pulley and the 4# fixed pulley and then passes through the bottom of the gantry;

the lifting device comprises a gantry, a tray, lifting eyes, lifting rods, lifting ropes, a connecting rod and lifting ropes, wherein the tray is arranged at the bottom of the gantry, the four corners of the tray are respectively provided with one lifting eye, the lifting appliances are two in number, each lifting appliance is provided with three lifting holes distributed in an isosceles triangle shape, the two lifting holes are respectively arranged at two sides of the bottom of the lifting appliance, the other lifting hole is arranged at the center of the top of the lifting appliance, two adjacent lifting eyes of each tray are respectively connected with the two lifting holes at the bottom of the lifting appliance through the tying rope, the lifting holes at the top of the lifting appliance are tied to the outer ends of lifting ropes, and two ends of the connecting rod are respectively connected with the two lifting appliances;

two bottom rods under the lifting beam are respectively provided with two limiting rods, the bottom ends of the limiting rods are inclined planes, the inclined direction of the inclined planes inclines towards the inside of the portal frame when extending from bottom to top, the bottom inclined planes of the two limiting rods on the same bottom rod form an isosceles trapezoid, the short bottom edge of the isosceles trapezoid is smaller than the length of the tray in the direction of the lifting beam, and the long bottom edge of the isosceles trapezoid is larger than the length of the tray in the direction of the lifting beam.

The device for fishing the bottom slag of the zinc pot is characterized in that: the bottom of each upright post is provided with a universal wheel, and the universal wheel is provided with a brake;

the lower part of each lifting cable, which is positioned on the # fixed pulley, is provided with a zinc removing device, the zinc removing device is fixed on the lifting beam of the gantry through a side wall, and the zinc removing device is hooped outside the lifting cables.

The using method of the device for fishing the zinc pot bottom slag is characterized in that: the method is implemented in sequence according to the following steps:

the gantry is arranged right above the zinc pot in a spanning mode through the upright post, the motor rotates reversely, and the lifting machine lowers the tray to the bottom of the zinc pot; after the bottom slag of the zinc pot is fished, the motor rotates in the positive direction, and the elevator lifts the tray to enable the tray to rise to the lower part of the portal until the tray is blocked by the limiting rod.

The using method of the device for fishing the bottom slag of the zinc pot is characterized in that: when the motor rotates in the positive direction and the lifting machine lifts the tray, the lifting rope passes through the zinc removing device when lifting, and zinc slag attached to the lifting rope is removed by the zinc removing device.

The bottom slag cleaning needs off-line operation, the zinc pot is off-line positioned at the bottom of the furnace, and the traveling of a production line cannot be adopted due to the limitation of height space.

The utility model has the following beneficial effects: the slag is removed conveniently, the product quality is improved, and the adaptability is strong.

Drawings

Figure 1 is a front view of the present invention,

fig. 2 is a left side view of the present invention.

Detailed Description

The utility model is further illustrated by the following specific examples.

Example 1

The utility model provides a device is dragged for of sediment at bottom of zinc pot, includes portal 1, motor 2, lifting machine 3, fixed pulley 4, tray 5 and hoist 6, as shown in fig. 1 and 2, the concrete structure is:

the portal frame 1 comprises upright posts 11, top beams 12 and bottom rods 13, wherein the four upright posts 11 are parallel to each other, the top end surfaces of the four upright posts 11 are sequentially connected end to form a rectangle, the two ends of the four top beams 12 are respectively connected with the top ends of two adjacent upright posts 11, the four top beams 12 are sequentially connected end to end, one top beam 12 is selected as a motor beam, the two top beams 12 connected with the two ends of the motor beam are used as lifting beams, and the two ends of the four bottom rods 13 are respectively connected with the lower parts of two adjacent upright posts 11;

the motor 2 is a double-output shaft motor, the motor 2 is fixed in the middle of the motor beam, two ends of the motor beam are respectively fixed with a lifter 3, two output shafts of the motor 2 are respectively connected with a lifter 3,

each lifting beam is rotatably provided with four fixed pulleys 4, the four fixed pulleys 4 are respectively 1#, 2#, 3# and 4#, the 1# fixed pulley 4 is arranged at the lower part of one end, close to the motor beam, of the lifting beam, the 2# fixed pulley 4 is arranged above the 1# fixed pulley 4, the 4# fixed pulley 4 is arranged above the middle part of the lifting beam, the 3# fixed pulley 4 is arranged between the 2# fixed pulley 4 and the 4# fixed pulley 4 and is positioned on the same horizontal plane with the 4# fixed pulley 4, each lifting machine 3 is tied with one lifting rope 31, the inner end of each lifting rope 31 is tied on the lifting machine 3, and the outer end of each lifting rope 31 sequentially rounds the 1# fixed pulley 4, the 2# fixed pulley 4, the 3# fixed pulley 4 and the 4# fixed pulley 4 and then passes downwards to the bottom of the gantry 1;

the tray 5 is arranged at the bottom of the gantry 1, two lifting lugs 51 are respectively arranged at four corners of the tray 5, the lifting appliances 6 are totally two, three lifting holes distributed in an isosceles triangle are arranged on each lifting appliance 6, the two lifting holes are respectively arranged at two sides of the bottom of the lifting appliance 6, the other lifting hole is arranged at the center of the top of the lifting appliance 6, two adjacent lifting lugs 51 of each tray 5 are respectively connected with the two lifting holes at the bottom of the lifting appliance 6 through tying ropes 52, the lifting holes at the top of the lifting appliance 6 tie the outer ends of lifting ropes 31, and two ends of a connecting rod 61 are respectively connected with the two lifting appliances 6;

be equipped with two gag lever posts 14 on two sill bars 13 under the lifting beam respectively, the bottom of gag lever post 14 is the inclined plane, the incline direction on inclined plane is for extending to portal 1 inside slope when from bottom to top, and the bottom inclined plane of two gag lever posts 14 on same sill bar 13 constitutes an isosceles trapezoid, isosceles trapezoid's short base is less than tray 5 in the length of lifting beam direction, isosceles trapezoid's long base is greater than tray 5 in the length of lifting beam direction.

In this embodiment: the bottom of each upright post 11 is provided with a universal wheel 15, and the universal wheel 15 is provided with a brake;

each lifting rope 31 is provided with a zinc removing device 7 at the lower part of the No. 4 fixed pulley 4, the zinc removing device 7 is fixed on the lifting beam of the gantry 1 through a side wall, and the zinc removing device 7 is hooped outside the lifting rope 31.

In this embodiment: the tray 5 is made of heat-resistant 316L materials and is formed by welding profile steel and steel plates, and the lifting appliance 6 is also made of heat-resistant 316L materials;

the motor 2 adopts wireless remote control and frequency conversion control, the length from the lifting rope 31 to the lifter 3 is larger than the length below the zinc liquid level in the zinc pot, and the jamming of the lifter 3 caused by the zinc dross lifter 3 attached to the lifting rope 31 is prevented.

When the method is used, the steps are implemented in sequence as follows:

the gantry 1 is arranged right above the zinc pot in a spanning mode through the upright post 11, the motor 2 rotates reversely, and the lifting machine 3 lowers the tray 5 to enable the tray 5 to be lowered to the bottom of the zinc pot; after the bottom slag of the zinc pot is fished, the motor 2 rotates in the positive direction, the lifting machine 3 lifts the tray 5, so that the tray 5 is lifted to the lower part of the portal frame 1 until being blocked by the limiting rod 14, the lifting rope 31 passes through the zinc removing device 7 when lifted, and the zinc slag attached to the lifting rope 31 is removed by the zinc removing device.

Claims

1. The utility model provides a device is dragged for of sediment at bottom of zinc pot, including portal (1), portal (1) includes stand (11), back timber (12) and sill bar (13), four stands (11) are parallel to each other and the top face of four stands (11) end to end connection constitutes the rectangle in proper order, the top of two adjacent stands (11) and four back timber (12) end to end connection in proper order are connected respectively to the both ends of four back timber (12), an optional back timber (12) is as the motor roof beam, two back timber (12) of connecting with motor roof beam both ends are as the lifting beam, the lower part of two adjacent stands (11) is connected respectively at the both ends of four sill bars (13), characterized by: also comprises a motor (2), a hoisting machine (3), a fixed pulley (4), a tray (5) and a lifting appliance (6),

the motor (2) adopts a motor with double output shafts, the motor (2) is fixed in the middle of the motor beam, two ends of the motor beam are respectively fixed with a hoisting machine (3), two output shafts of the motor (2) are respectively connected with the hoisting machines (3),

each lifting beam is rotatably provided with four fixed pulleys (4), the four fixed pulleys (4) are respectively 1#, 2#, 3# and 4#, the 1# fixed pulley (4) is arranged at the lower part of one end of the lifting beam close to the motor beam, the 2# fixed pulley (4) is arranged above the 1# fixed pulley (4), the 4# fixed pulley (4) is arranged above the middle part of the lifting beam, the 3# fixed pulley (4) is arranged between the 2# fixed pulley (4) and the 4# fixed pulley (4) and is positioned at the same horizontal plane with the 4# fixed pulley (4), each lifting machine (3) is tied with one lifting rope (31), the inner end of each lifting rope (31) is tied on the lifting machine (3), the outer end of the lifting rope (31) sequentially rounds the No. 1 fixed pulley (4), the No. 2 fixed pulley (4), the No. 3 fixed pulley (4) and the No. 4 fixed pulley (4) and then penetrates downwards to the bottom of the gantry (1);

the tray (5) is arranged at the bottom of the gantry (1), four corners of the tray (5) are respectively provided with one lifting lug (51), two lifting appliances (6) are provided, each lifting appliance (6) is provided with three lifting holes distributed in an isosceles triangle shape, the two lifting holes are respectively arranged at two sides of the bottom of the lifting appliance (6), the other lifting hole is arranged at the center of the top of the lifting appliance (6), two adjacent lifting lugs (51) of each tray (5) are respectively connected with the two lifting holes at the bottom of the lifting appliance (6) through tying ropes (52), the lifting holes at the top of the lifting appliance (6) are tied to the outer ends of lifting ropes (31), and two ends of a connecting rod (61) are respectively connected with the two lifting appliances (6);

be equipped with two gag lever post (14) on two sill bars (13) under the hoisting beam respectively, the bottom of gag lever post (14) is the inclined plane, to portal (1) inside slope when the incline direction on inclined plane is extending from bottom to top, the bottom inclined plane of two gag lever post (14) on same sill bar (13) constitutes an isosceles trapezoid, isosceles trapezoid's short base is less than tray (5) in the length of hoisting beam direction, isosceles trapezoid's long base is greater than tray (5) in the length of hoisting beam direction.

2. The apparatus of claim 1, wherein the apparatus comprises: the bottom of each upright post (11) is provided with a universal wheel (15), and the universal wheel (15) is provided with a brake;

each lifting rope (31) is positioned at the lower part of the No. 4 fixed pulley (4) and is provided with a zinc removing device (7), the zinc removing device (7) is fixed on the lifting beam of the gantry (1) through a side wall, and the zinc removing device (7) is hooped outside the lifting rope (31).