CN217140598U - Movable mill feed opening dust cover - Google Patents

Abstract

The utility model discloses a dust cover of a feed opening of a movable mill, which comprises a dust cover body, a moving assembly, a track assembly and a dust exhaust assembly; the moving assembly is arranged at the bottom of the dustproof cover body and is connected with the track assembly; the dustproof cover body walks on the track assembly through the moving assembly; the dust exhaust assembly is arranged at the top of the dust hood body; the top of the dustproof cover body is provided with an exhaust pipe, and the dust exhaust assembly is communicated with the exhaust pipe. The utility model can make the translational motion of the dust cover body directly expose the mill feed opening for maintenance and dredging, and change the maintenance scheme that the crown block is adopted to hoist and move away the dust cover body before changing, so that the maintenance and the dredging of the mill feed opening are more convenient; meanwhile, dust can be discharged in time, and the dust alkaline gas is prevented from overflowing to the periphery to influence the working environment.

Description

Movable mill feed opening dust cover

Technical Field

The utility model relates to an aluminium ore deposit soil production facility technical field especially relates to a movable mill feed opening dust cover.

Background

The transport line of the bauxite raw material workshop is responsible for conveying ores and lime to the feeding end of the rod mill, and when the ores and lime are agglomerated or blocked, the connection processing time is long, the recovery of the mill is influenced, and the production efficiency is influenced. And feed opening lime dust, mother liquor steam are big, and current dust cover does not possess the exhaust function, can't in time discharge the dust, easily causes the dust to arrange outward, influences operator operational environment. Big piece debris get into the feed opening, easily cause rod mill to advance end putty, because the dust cover volume of feed opening department is great, weight is great, the unable transport of manpower, consequently need contact overhead traveling crane hoist and mount dust cover rear can handle before dredging the feed opening, if meet unexpected putty at night, contact processing time is of a specified duration, influences the mill and resumes.

Disclosure of Invention

The utility model provides a movable mill feed opening dust cover, the dust cover body can move in translation and directly expose the mill feed opening to carry out maintenance and dredging work, and the maintenance scheme that the dust cover body is lifted by a crown block before being changed is changed, so that the maintenance of the mill to dredge the mill feed opening is more convenient; meanwhile, dust can be discharged in time, and the dust alkaline gas is prevented from overflowing to the periphery to influence the working environment.

In order to realize the purpose, the utility model discloses a technical scheme be:

a movable mill feed opening dust cover comprises a dust cover body, a moving assembly, a track assembly and a dust exhaust assembly; the moving assembly is arranged at the bottom of the dustproof cover body and is connected with the track assembly; the dustproof cover body walks on the track assembly through the moving assembly; the dust exhaust assembly is arranged at the top of the dust hood body; the top of the dustproof cover body is provided with an exhaust pipe, and the dust exhaust assembly is communicated with the exhaust pipe.

Furthermore, the dustproof cover body is of a cuboid structure, and the outer sides of four corners of the bottom of the dustproof cover body are respectively provided with a connecting lug; the moving assembly comprises four pulleys, and each pulley is correspondingly arranged at the bottom of a connecting lug; the four pulleys run on the track assembly.

Further, the track component comprises two parallel slide rails, and the two pulleys on the same side of the bottom of the dust shield body travel along the corresponding slide rail.

Furthermore, the top of the sliding rail is provided with a limiting groove, and the pulley is embedded in the limiting groove to walk.

Furthermore, the top of the sliding rail protrudes upwards to form a limiting strip, a limiting groove matched with the limiting strip is formed in the wheel of the pulley, and the pulley travels along the limiting strip.

Further, the dust exhaust assembly comprises a filter and an exhaust fan; the top of the dustproof cover body is gradually narrowed to form a dust collecting opening, and the exhaust fan is arranged in the dust collecting opening; the filter is fixedly connected to the dust collecting opening and is located below the exhaust fan.

Further, the exhaust pipe is located the dust collection mouth top, be equipped with connecting groove on the mouth of pipe week side of exhaust pipe, connecting groove is used for being connected with outside hose.

Furthermore, two windows are respectively arranged on two sides of the dustproof cover body; each window top fixedly connected with one keeps off the curtain.

Furthermore, one side of the dustproof cover body in the advancing direction is provided with a conveying line avoiding opening.

The utility model has the advantages that:

1) the dustproof cover body moves along the track assembly to expose the mill feed opening and directly dredge the feed opening, and a maintenance scheme that the dustproof cover body is lifted by a crane to move away before is changed, so that the mill feed opening is more conveniently and quickly dredged; the exhaust pipe is communicated with an external exhaust pipeline through a hose, the dust exhaust assembly can absorb dust raised when ores and lime fall on a feeding hole of the mill, the dust can be discharged in time, and the dust is prevented from overflowing to the periphery to influence the working environment;

2) dust raised from a feed opening of the mill is pumped away by an exhaust fan and is filtered and adsorbed by a filter, so that the dust is discharged in time, and the dust is prevented from overflowing to the periphery to influence the working environment;

3) the blocking curtain is lifted to observe whether the mill feed opening is blocked or not from the side edge, and the blocking curtain can reduce the dust from flying outwards; when the dust exhaust assembly is maintained, a bridge can be grafted between the two windows, so that a foot falling place is provided for maintenance work; the conveying line avoiding port of the dustproof cover body can avoid lump ore or large sundries from passing through the conveying line.

Drawings

The following detailed description of embodiments of the invention is provided in conjunction with the accompanying drawings, in which:

fig. 1 is a perspective view of the present invention;

FIG. 2 is a perspective view of the dustproof cover body of the present invention;

FIG. 3 is a perspective view of the track assembly of the present invention;

FIG. 4 is an exploded view of the dust-proof cover and the filter of the present invention;

the attached drawings are as follows:

1-a dustproof cover body, 2-a moving component,

3-a track component, 4-a dust exhaust component,

11-an exhaust pipe, 12-a connecting lug,

13-a dust collecting port, 14-a window,

15-stop curtain, 16-transfer line evasion mouth,

41-Filter.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or there can be intervening components, and when a component is referred to as being "disposed in the middle," it is not just disposed in the middle, so long as it is not disposed at both ends, but rather is within the scope of the middle. The terms "vertical," "horizontal," "left," "right," and the like are used herein for purposes of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, a movable mill feed opening dust cover comprises a dust cover body 1, a moving assembly 2, a track assembly 3 and a dust exhaust assembly 4; the moving assembly 2 is arranged at the bottom of the dustproof cover body 1, and the moving assembly 2 is connected with the track assembly 3; the dustproof cover body 1 runs on the track component 3 through the moving component 2; the dust exhaust assembly 4 is arranged at the top of the dust hood body 1; the top of the dustproof cover body 1 is provided with an exhaust duct 11, and the dust exhaust assembly 4 is communicated with the exhaust duct 11. Specifically, the track assembly 3 is used at the top of the mill and arranged along the conveying direction of a conveying line, the dustproof cover body 1 is positioned above a mill feed opening, the dustproof cover body 1 can expose the mill feed opening when moving along the track assembly 3, and the feed opening can be directly dredged, so that the maintenance scheme that the dustproof cover body 1 is hoisted and moved away by a crown block before is changed, and the mill feed opening is more conveniently and quickly repaired; exhaust pipe 11 passes through the hose and communicates with outside exhaust duct, dust exhaust subassembly 4 is used for siphoning away the ore and the dust that the lime was raised when falling in mill feed opening, and the dust can in time be discharged, avoids the dust to overflowing all around and scatters the influence operational environment.

The dustproof cover body 1 is of a cuboid structure, and the outer sides of four corners of the bottom of the dustproof cover body 1 are respectively provided with a connecting lug 12; the moving assembly 2 comprises four pulleys, and each pulley is correspondingly arranged at the bottom of a connecting lug 12; four of the pulleys run on the track assembly 3. The track component 3 comprises two parallel slide rails, and the two pulleys on the same side of the bottom of the dustproof cover body 1 travel along the corresponding slide rails. Specifically, the dust cover body 1 is formed by welding steel plates with the thickness of 3mm, and the connecting lugs 12 are welded and fixed on the dust cover body 1. The pulley adopts the fixed pulley, in order to fix the position of the dust cover body 1, also can adopt the fixed pulley with self-locking function.

In order to enable the pulley to travel along the corresponding sliding rail and prevent the pulley from sliding out of the rail, a limit is required to be arranged between the sliding rail and the pulley; the first limiting mode is that a limiting groove is formed in the top of the sliding rail, and the pulley is embedded in the limiting groove to walk. The second limiting mode is that the top of the sliding rail protrudes upwards to form a limiting strip, a limiting groove matched with the limiting strip is formed in the wheel of the pulley, and the pulley travels along the limiting strip. Two embodiments of the limit are listed above, but not limited to the two.

The dust exhaust assembly 4 comprises a filter 41 and an exhaust fan (not shown in the figure); the top of the dustproof cover body 1 is gradually narrowed to form a dust collecting opening 13, and the exhaust fan is arranged in the dust collecting opening 13; the filter 41 is fixedly connected to the dust collecting port 13 and located below the exhaust fan. Exhaust pipe 11 is located dust collection mouth 13 top, be equipped with connecting groove on exhaust pipe 11's mouth of pipe week side, connecting groove is used for being connected with outside hose. The exhaust fan can adopt conventional high-speed exhaust fan, filter 41 includes coarse strainer, filter core, secondary filter screen and installation support body, the coarse strainer adopts bolt fixed connection in installation support body bottom, the secondary filter screen adopts bolt fixed connection at installation support body top, the filter core is arranged between coarse strainer and secondary filter screen. The exhaust fan is installed at the top of the installation frame body and is installed in the dust collecting opening 13 together with the installation frame body, dust raised from a feed opening of the mill is pumped away by the exhaust fan and is filtered and adsorbed by the filter, the dust is timely discharged, and the dust is prevented from overflowing and scattering all around to influence the working environment.

Two sides of the dustproof cover body 1 are respectively provided with a window 14; a curtain 15 is fixedly connected to the top of each window 14. One side of the dustproof cover body 1 in the advancing direction is provided with a conveying line avoiding opening 16. The shutter 15 is lifted, so that whether the feeding port of the mill is blocked can be observed from the side edge, and the shutter 15 can reduce the dust from flying outwards; when the dust exhaust assembly 4 is maintained, a bridge can be grafted between the two windows 14, so that a foot falling place is provided for maintenance work; the conveyor line avoidance port 16 is used to avoid lump ore or large debris passing through the conveyor line.

The above embodiments are only used for illustrating the technical solutions of the present invention and are not limited thereto, and any modification or equivalent replacement that does not depart from the spirit and scope of the present invention should be covered by the scope of the technical solutions of the present invention.

Claims (9)

1. A movable mill feed opening dust cover is characterized by comprising a dust cover body, a moving assembly, a track assembly and a dust exhaust assembly; the moving assembly is arranged at the bottom of the dustproof cover body and is connected with the track assembly; the dustproof cover body walks on the track assembly through the moving assembly; the dust exhaust assembly is arranged at the top of the dust hood body; the top of the dustproof cover body is provided with an exhaust pipe, and the dust exhaust assembly is communicated with the exhaust pipe.

2. The movable mill feed opening dust cover according to claim 1, wherein the dust cover body is a rectangular structure, and the outer sides of four corners of the bottom of the dust cover body are respectively provided with a connecting lug; the moving assembly comprises four pulleys, and each pulley is correspondingly arranged at the bottom of a connecting lug; the four pulleys run on the track assembly.

3. The movable mill feed opening dust cover according to claim 2, wherein the rail assembly comprises two parallel sliding rails, and two pulleys on the same side of the bottom of the dust cover body run along the corresponding sliding rail.

4. The movable mill feed opening dust cover according to claim 3, wherein a limiting groove is formed at the top of the slide rail, and the pulley is embedded in the limiting groove to run.

5. The movable mill feed opening dust cover according to claim 3, wherein the top of the slide rail protrudes upwards to form a limiting strip, a wheel of the pulley is provided with a limiting groove matched with the limiting strip, and the pulley runs along the limiting strip.

6. The movable mill feed opening dust cover as recited in claim 2, wherein the dust exhaust assembly comprises a filter and an exhaust fan; the top of the dustproof cover body is gradually narrowed to form a dust collecting opening, and the exhaust fan is arranged in the dust collecting opening; the filter is fixedly connected to the dust collecting opening and is located below the exhaust fan.

7. The movable mill feed opening dust cover according to claim 6, wherein the exhaust pipe is located at the top of the dust collection opening, and a connection clamping groove is arranged on the periphery of the pipe opening of the exhaust pipe and used for being connected with an external hose.

8. The movable mill feed opening dust cover according to claim 2, wherein a window is provided on each of both sides of the dust cover; each window top fixedly connected with one keeps off the curtain.

9. The movable mill feed opening dust cover according to claim 2, wherein a conveyor line escape opening is provided on one side of the dust cover in the traveling direction.

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