CN211056061U - Frame type coal accumulation preventing upper aligning carrier roller set - Google Patents

Abstract

The utility model discloses a frame is prevented long-pending coal and is gone up aligning bearing roller group, including the edger roll, the bottom fixedly connected with edger roll buffer of edger roll, and the right side of edger roll buffer is connected with the left side port of toper bearing roller, two flat bearing roller in the middle of two is installed to the middle part of toper bearing roller, and the bottom middle part of middle flat bearing roller inlays and has the coal scraping plate, the intermediate position swivelling joint who scrapes the coal scraping plate has the aligning pivot, limit bearing roller frame support is installed on the right side of middle flat bearing roller, the left side bottom fixed mounting of limit bearing roller frame support has the frame. The utility model discloses an adopt frame bearing roller support mode, change its easy long-pending coal problem, avoid leading to its jam because long-pending coal, unable use and wearing and tearing bearing roller phenomenon. Meanwhile, the problem that the moment of a rotating shaft of the belt conveyor is too large is solved, the phenomenon that the rotating shaft is damaged and jammed is avoided, the phenomenon that a vertical stick is prone to wearing corners of the belt is changed, and the phenomena that the belt is worn and layered and damaged are avoided.

Description

Frame type coal accumulation preventing upper aligning carrier roller set

Technical Field

The utility model relates to a firepower conveyer equipment structure technical field of power plant especially relates to a frame prevents that long-pending coal goes up aligning bearing roller group.

Background

Generally use aligning bearing roller group subassembly in the rubber belt conveyor that present thermal power factory used, as adjustment belt off tracking, prevent that the belt from spilling the aligning equipment of coal, the aligning bearing roller group that uses at present is cell type aligning bearing roller group, and aligning bearing roller group adopts 3 bearing roller groups, and flat bearing roller or big small-end bearing roller group are adopted to both sides, and the aligning effect of edger roll reinforcing aligning bearing roller group is adopted to partial both sides, but because the design reason, it has several less than below.

1. The middle rotating shaft of the aligning idler set is too long, so that the moment of the aligning idler set is too large, and the phenomenon that the rotating shaft is worn and damaged and cannot rotate easily occurs.

2. Coal is easily accumulated at the bottom of the aligning carrier roller, a bracket at the bottom of the aligning carrier roller is made of angle steel, a rack is made of channel steel, the carrier roller is arranged above the bracket and the rack, coal slime of a return belt scraped by the carrier roller enters the bracket and the rack, and the carrier roller is blocked and cannot move after the coal slime is accumulated too much.

3. The aligning bearing roller group founds the roller and adopts fixed mounting mode, and when the belt off tracking was too big, edger roll and belt edge wearing and tearing led to the belt to damage the layering.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a frame type coal accumulation preventing upper aligning carrier roller group.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a frame prevents long-pending coal and goes up aligning bearing roller group, includes the edger roll, the bottom fixedly connected with edger roll buffer of edger roll, and the right side of edger roll buffer is connected with the left side port of toper bearing roller, two flat bearing roller in the middle of the middle part of toper bearing roller is installed, and the bottom middle part of middle flat bearing roller inlays and has scrapes the coal board, the intermediate position swivelling joint who scrapes the coal board has the aligning pivot, the edge bearing roller frame support is installed on the right side of middle flat bearing roller, the left side bottom fixed mounting of edge bearing roller frame support has the frame, and the right side of frame inlays and have erection support, the both sides port of frame is embedded to have the installation screw, the middle bearing roller frame support is inlayed in the outside of middle.

Preferably, the rack is an upper arched rack and is of an inward concave structure.

Preferably, the edge carrier roller frame-type support is of a frame carrier roller support structure, the middle carrier roller frame-type support is of a middle double-carrier roller frame-type structure design, and two parallel carrier roller sets are arranged in the middle.

Preferably, the steel plate is welded on the outer side of the aligning rotating shaft, and a gap between the steel plate and the rack is smaller than 1 mm.

Preferably, a buffer spring is arranged inside the vertical roller buffer.

The utility model is purposefully improved aiming at the defects of the prior carrier roller, firstly, the problem of overlarge torque of the rotating shaft is changed, and the phenomenon that the rotating shaft is damaged and jammed easily is avoided; secondly, the problem that the coal is easy to accumulate is solved, the problem that the coal is jammed and cannot be used due to the coal accumulation is avoided, and thirdly, the phenomenon that the edge of the belt is layered and damaged due to the fact that the vertical roll is stressed too much is solved.

(1) The problems of coal accumulation, jamming, belt damage and the like of an original aligning carrier roller in the site can be effectively solved, the aligning capacity of the aligning carrier roller group can be improved, the frequency of damage of the upper aligning carrier roller group is reduced, the possibility of belt edge abrasion is reduced, and the safe and reliable operation of equipment is guaranteed.

(2) The effective loss frequency that has reduced equipment after its uses has solved the damage phenomenon that the aligning bearing roller set leads to because of long-pending coal jamming basically, and the tuningout effect of effectual accent aligning bearing roller set reduces belt edge wearing and tearing layering phenomenon simultaneously. The method solves a large amount of equipment purchasing cost and belt repairing cost, and simultaneously reduces the defects of the equipment and the maintenance workload of teams.

Drawings

Fig. 1 is a schematic front view of the present invention;

fig. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic side view of the present invention;

FIG. 4 is an enlarged schematic view of the rack of the present invention;

fig. 5 is an enlarged schematic structural view of the vertical roller buffer of the present invention.

In the figure: 1. vertical rolls; 2. a vertical roll buffer; 3. a conical carrier roller; 4. a coal scraping plate; 5. an aligning rotating shaft; 6. a middle flat carrier roller; 7. a side support roller frame type support; 8. a frame; 9. mounting a support; 10 installing bolt holes; 11. the middle bearing roller frame support.

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.

Referring to fig. 1-5, a frame type coal accumulation preventing upper aligning carrier roller group, including an upright roller 1, a bottom fixedly connected with upright roller buffer 2 of the upright roller 1, and the right side of the upright roller buffer 2 is connected with the left side port of a conical carrier roller 3, a middle flat carrier roller 6 is installed at the middle part of the two conical carrier rollers 3, and the bottom middle part of the middle flat carrier roller 6 is embedded with a coal scraping plate 4, the middle position of the coal scraping plate 4 is rotatably connected with an aligning rotating shaft 5, a frame carrier roller frame type support 7 is installed at the right side of the middle flat carrier roller 6, a frame 8 is fixedly installed at the left side bottom of the frame carrier roller frame type support 7, an installation support 9 is embedded at the right side of the frame 8, installation screw holes 10 are embedded at the ports of the two sides of the frame 8, and a middle carrier roller frame.

According to fig. 4, the utility model discloses an upper bow type frame 8 designs, and frame 8 shortens with the belt distance to reduce the belt traction torque that aligning pivot 5 received, reduce the possibility of pivot damage, and the main part adopts frame bearing roller support design, and the bearing roller support adopts frame structure, and the support is located the bearing roller outside, not in the bearing roller vertical below, but adopts the frame design, and its bearing roller lower part does not have the support, and the long-pending coal of return belt under the bearing roller clearance can not pile up the support on, reduces the possibility of the long-pending coal of support.

According to attached figures 3 and 5, it is possible that the below does not have the support for middle flat idler 6, also in order to increase the active area simultaneously, strengthen the aligning effect, adopt middle two bearing roller frame formula structural design, two parallel bearing roller groups of intermediate position, avoid bearing roller below frame 8, simultaneously for preventing the long-pending coal of frame 8, a steel sheet of 5 outside welding of its aligning pivot, the steel sheet is less than 1mm with 8 gaps of frame, play clear coal effect when it rotates, 11 outward flanges of middle bearing roller frame support play bearing roller aligning rotation machinery spacing in addition, it collides with frame 8 when rotating, play machinery spacing and vibration clear coal effect, both sides edger roll adopts spring buffer design simultaneously, increase a set of edger buffer 2, built-in spring, when the belt acts on the edger roll, the edger roll is along with atress extrusion spring toward the outside motion, reduce the oppression of edger roll 1 to the belt.

The utility model discloses an erection support 9 and construction bolt hole 10 are installed on the rubber belt conveyor steel constructs, when the belt moves, in the atress process, realize rotating the adjustment effect through aligning pivot 5, linear contact surface and belt contact through two sets of toper bearing rollers 3 and two sets of middle flat idler 6 play the aligning effect through the interaction force, edge roller frame support 7 and middle bearing roller frame support 11 move along with aligning pivot 5, the spacing middle bearing roller frame support 11 and the contact realization of frame 8 of passing through of motion angle machinery, when the belt off tracking is serious, belt edge and edger 1 contact, edger 1 counteracts on the belt, play the effect of preventing the off tracking, when the atress is too big simultaneously, play the cushion effect through edger buffer 2, avoid the belt damage.

The utility model discloses an upper segment frame 8, reduce the belt traction torque that aligning pivot 5 received, reduce the wearing and tearing of aligning pivot, through limit bearing roller frame support 7 and middle bearing roller frame support 11's structure, thereby avoid the long-pending coal of the non-working face belt under the clearance in the bearing roller rotation to fall into on the support phenomenon of jam toper bearing roller 3 and middle plain bearing roller 6, scrape coal board 4 along with the motion of aligning pivot 5, clearance frame 8's long-pending coal, thereby realize preventing long-pending coal effect, middle plain bearing roller 6 adopts two bearing roller designs, increase aligning effective area, reinforcing aligning effective effect, realize not only reinforcing aligning effect but also do not harm the purpose of belt through edger 1 and edger buffer 2.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. The utility model provides a frame is prevented long-pending coal and is gone up aligning bearing roller group, includes edger roll (1), its characterized in that: the bottom end of the vertical roll (1) is fixedly connected with a vertical roll buffer (2), the right side of the vertical roll buffer (2) is connected with the left side port of the conical carrier roller (3), a middle flat carrier roller (6) is arranged in the middle of the two conical carrier rollers (3), and the middle part of the bottom end of the middle flat carrier roller (6) is embedded with a coal scraping plate (4), the middle position of the coal scraping plate (4) is rotationally connected with a self-aligning rotating shaft (5), a side supporting roller frame type support (7) is arranged on the right side of the middle flat supporting roller (6), a frame (8) is fixedly arranged at the bottom end of the left side of the edge carrier roller frame type support (7), and the right side of the frame (8) is embedded with an installation support (9), the ports at the two sides of the frame (8) are embedded with installation screw holes (10), and a middle supporting roller frame type support (11) is embedded and installed on the outer side of the middle flat supporting roller (6).

2. The frame type coal accumulation preventing upper aligning idler set according to claim 1, characterized in that: the rack (8) is an upper arched rack and is of an inward-concave structure.

3. The frame type coal accumulation preventing upper aligning idler set according to claim 2, characterized in that: the side carrier roller frame type support (7) is of a frame type carrier roller support structure, the middle carrier roller frame type support (11) is of a middle double carrier roller frame type structure design, and two parallel carrier roller sets are arranged in the middle.

4. The frame type coal accumulation prevention upper aligning carrier roller set according to claim 2, wherein a steel plate is welded to the outer side of the aligning rotating shaft (5), and a gap between the steel plate and the rack (8) is smaller than 1 mm.

5. The frame type coal accumulation prevention upper aligning idler set according to claim 1, wherein a buffer spring is arranged inside the vertical roll buffer (2).

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