CN215363414U

CN215363414U - On-line conveyer belt roller changer

Info

Publication number: CN215363414U
Application number: CN202121873137.XU
Authority: CN
Inventors: 李曙; 徐涛; 谭湘福; 汪慧
Original assignee: Jiangsu Lihuai Steel Co ltd
Current assignee: Jiangsu Lihuai Steel Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2021-12-31
Anticipated expiration: 2031-08-11

Abstract

The utility model discloses an online conveyor belt carrier roller changer, which comprises a roller changer and an auxiliary lower carrier roller, wherein the roller changer comprises: the gear lifter comprises a gear box body and a rack; a fixing base is fixedly installed on the front side face of the gear box body, a groove is formed in the front end face of the fixing base, the left side and the right side of the groove are pulled through to form an upper fixing plate and a lower fixing plate, a locking screw used for fixing the fixing base on a cross beam is installed on the lower fixing plate, a supporting roller shaft fixing part is fixedly installed on the lower end face of the tooth back, and the supporting roller shaft fixing part and the auxiliary lower supporting roller are fixedly connected through the locking screw. Fix on the crossbeam of conveyer belt both sides through two unable adjustment base symmetries, in inserting the recess that corresponds with the horizontal pole at supplementary snub pulley both ends, utilize gear lift to drive the rack and then drive supplementary snub pulley upward movement, hold up the conveyer belt for the conveyer belt breaks away from with waiting to change the snub pulley, thereby realizes changing the roller on line, and is efficient, uses manpower sparingly.

Description

On-line conveyer belt roller changer

Technical Field

The utility model relates to a carrier roller replacing technology of a belt conveyor, in particular to an online carrier roller replacing device of a belt conveyor.

Background

The belt conveyor carrier roller belongs to a quick-wear part of a belt conveyor, the damaged carrier roller must be replaced in time, otherwise, the service life of a belt is greatly influenced (such as scratching, tearing and the like), but sintering production is a continuous process, the shutdown for replacing the carrier roller can disturb stable production rhythm (the water and carbon fluctuation during shutdown needs an adjusting process), and particularly, the influence on the sintering mineral yield is large. In addition, when the carrier roller is replaced, a plurality of persons are needed to cooperate to lift the belt with a crowbar, time and labor are wasted, the replacement of the carrier roller by a normal belt conveyor at least needs to be completed by cooperation of two persons, and the slope belt is completed by cooperation of at least three persons due to large stress.

Disclosure of Invention

According to the online conveyor belt carrier roller changer provided by the utility model, the two fixing bases are symmetrically fixed on the cross beams at the two sides of the conveyor belt, the cross rods at the two ends of the auxiliary lower carrier roller are inserted into the corresponding notches, the gear lifter is used for driving the rack to further drive the auxiliary lower carrier roller to move upwards to support the conveyor belt, so that the conveyor belt is separated from the lower carrier roller to be changed, the online roller change is realized, the efficiency is high, and the labor is saved.

The technical scheme disclosed by the utility model is as follows: an online conveyor belt carrier roller changer comprises a carrier roller changer and an auxiliary lower carrier roller,

the roll changer includes:

the gear lifter comprises a gear box body and a rack;

a fixed base is fixedly arranged on the front side surface of the gear box body, a groove is arranged on the front end surface of the fixed base, the left side and the right side of the groove are pulled through to form an upper fixed plate and a lower fixed plate, a locking screw for fixing the fixed base on the cross beam is arranged on the lower fixed plate,

and a carrier roller shaft fixing part is fixedly arranged on the lower end surface of the tooth back, and the carrier roller shaft fixing part and the auxiliary lower carrier roller are fixedly connected through a locking screw.

In addition to the above-mentioned scheme, preferably, the front end of the lower end face of the upper fixing plate is provided with a thickened portion, a step is formed between the thickened portion and the upper fixing plate, when the fixing base is clamped on the cross beam, the cross beam can be clamped by the step, and the cross beam is locked by the locking screw on the lower fixing plate in the vertical direction.

On the basis of above-mentioned scheme, as preferred, the roller mounting has left fixed plate, right fixed plate and bottom plate, and right fixed plate is fixed on the tooth back of the body, forms the notch between the left and right fixed plate, and locking screw passes left fixed plate and fixes supplementary snub pulley in the notch.

On the basis of above-mentioned scheme, as preferred, bearing roller axle mounting has left fixed plate, bottom plate, and the right end face of bottom plate is fixed on the tooth back of the body, forms the notch between left fixed plate and the tooth back of the body, and locking screw passes left fixed plate and fixes supplementary snub pulley in the notch.

On the basis of above-mentioned scheme, as preferred, supplementary snub pulley include the roller and install the lower roll at the roller, and the equal fixed connection L piece in both ends of roller, L piece include montant, horizontal pole, the upper end fixed connection roller of montant, the lower extreme fixed connection horizontal pole of montant.

On the basis of the above scheme, preferably, the cross bar is a flat bar, and the width of the notch is slightly larger than that of the flat bar.

Compared with the prior art, the utility model has the following beneficial effects:

fix on the crossbeam of conveyer belt both sides through two unable adjustment base symmetries, in inserting the recess that corresponds with the horizontal pole at supplementary snub pulley both ends, utilize gear lift to drive the rack and then drive supplementary snub pulley upward movement, hold up the conveyer belt for the conveyer belt breaks away from with waiting to change the snub pulley, thereby realizes changing the roller on line, and is efficient, uses manpower sparingly.

Drawings

FIG. 1 is a schematic view of a roll changer;

FIG. 2 is a left side view of FIG. 1;

fig. 3 is a schematic structural view of an auxiliary lower idler.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will be made with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the utility model, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.

As shown in fig. 1-3, the device for replacing the lower carrier roller of the conveying belt on line by the roller changer comprises the roller changer and the auxiliary lower carrier roller.

Wherein, roll change ware includes:

the gear lifter can refer to the scheme disclosed in documents CN 207390748U, CN 208532092U, CN 103332569B and the like, and the gear lifter body comprises a gear box body 1 and a rack 2, and the gear box body is defined as follows, and comprises 5 front side,

rear side

6, 3 left side, 4 right side, upper side and lower side, wherein when the gear box is positioned right in front of a person, the tooth surface of the rack corresponds to the right side and the left side with the tooth back, the side close to the person is the rear side, the front side of the side far from the person is the front side, and the upper side and the lower side correspond to the length direction of the rack.

Fixed mounting has the unable adjustment base 7 that is used for crossbeam fixed connection with gear box and band conveyer on the leading flank, unable adjustment base's preceding terminal surface sets up recess 8, the recess is drawn through on both sides and is formed upper fixed plate 9, bottom plate 10 about, the lower terminal surface front end of upper fixed plate has thickening portion 11, form step 12 between thickening portion and the upper fixed plate, when blocking unable adjustment base at the crossbeam, the crossbeam can be blocked to the step, rethread locking screw locks the crossbeam in upper and lower direction on the bottom plate, it is more firm to lock.

The bearing roller shaft fixing piece 14 is fixedly installed on the lower end face of the tooth back 13, a notch 15 is formed in the upper end face of the bearing roller shaft fixing piece, the front side and the rear side of the notch are pulled through, the left side of the notch is not pulled through, the right side of the notch can be pulled through or not pulled through, when the right side of the notch is not pulled through, the bearing roller shaft fixing piece is provided with a left fixing plate 16, a right fixing plate and a bottom plate 17, the right fixing plate is fixed on the tooth back, when the right side of the notch is pulled through, the bearing roller shaft fixing piece is provided with a left fixing plate and a bottom plate, and the right end face of the bottom plate is fixed on the tooth back.

In the scheme, the roller changers are used in pairs, and the cross beams on the two sides of the conveying belt are respectively provided with one roller changer for mounting the auxiliary lower carrier rollers.

Supplementary snub pulley, supplementary snub pulley include roller 18 to and install lower roll 19 on the roller, the equal fixed connection L piece in both ends of roller, L piece include montant 20, horizontal pole 21, the upper end fixed connection roller of montant, the lower extreme fixed connection horizontal pole of montant, the horizontal pole is flat pole. The width of the notch is slightly larger than that of the flat rod, and the notch is fixed by a locking screw and is firmer. The flat rod of the roller carrier shaft is limited by the left fixed plate and the right fixed plate/the tooth back, deflection does not occur, and the lower roller is not influenced by the cross beam when being supported from the lower part of the conveying belt.

When in use: the front side or the rear side of the lower carrier roller to be replaced is provided with two fixing bases which are symmetrically fixed on cross beams on two sides of the conveying belt, cross rods at two ends of the auxiliary lower carrier roller are inserted into corresponding notches, the auxiliary lower carrier roller is fixed through locking screws, the gear lifter is started, the rack is driven, the auxiliary lower carrier roller is driven to move upwards, the conveying belt is lifted, the conveying belt is separated from the lower carrier roller to be replaced, the lower carrier roller is taken down, and a new lower carrier roller is replaced. And the gear elevator moves in the direction until the conveying belt is separated from the lower roller of the auxiliary lower carrier roller, the locking lock is opened, the auxiliary lower carrier roller is disassembled, then the fixed base is disassembled, and the auxiliary lower carrier roller and the roller changer are stored.

Wherein, the gear elevator can also be replaced by a screw rod component. And (4) slotting on the screw rod slide block and installing an auxiliary lower carrier roller.

It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The online conveyor belt carrier roller changer is characterized by comprising a carrier roller changer and an auxiliary lower carrier roller,

the roll changer includes:

the gear lifter comprises a gear box body and a rack;

2. The in-line conveyor idler changer of claim 1, wherein the upper fixing plate has a thickened portion at a front end of a lower end surface thereof, the thickened portion forming a step with the upper fixing plate, the step being adapted to catch the cross member when the fixing base is caught on the cross member, and the locking screw of the lower fixing plate locking the cross member in an up-down direction.

3. The in-line conveyor idler changer of claim 1 wherein the roller shaft retainer has a left retainer plate, a right retainer plate and a bottom plate, the right retainer plate being secured to the tooth backs, the left and right retainer plates defining a recess therebetween, the locking screw passing through the left retainer plate to secure the auxiliary lower idler in the recess.

4. The in-line conveyor idler changer of claim 1 wherein the idler shaft securing member has a left securing plate, a bottom plate, a right end surface of the bottom plate being secured to the tooth back, a recess being formed between the left securing plate and the tooth back, and a locking screw passing through the left securing plate to secure the auxiliary lower idler in the recess.

5. The on-line conveyor idler changer of claim 3 or 4, wherein the auxiliary lower idler comprises a roller shaft and a lower roller mounted on the roller shaft, both ends of the roller shaft are fixedly connected with L pieces, the L pieces comprise a vertical rod and a horizontal rod, the upper end of the vertical rod is fixedly connected with the roller shaft, and the lower end of the vertical rod is fixedly connected with the horizontal rod.

6. The in-line conveyor idler changer of claim 5 wherein the cross bar is a flat bar and the width of the notch is slightly greater than the width of the flat bar.