CN-122009767-A - Belt conveyor carrier roller set capable of quickly replacing carrier roller and replacement method

CN122009767ACN 122009767 ACN122009767 ACN 122009767ACN-122009767-A

Abstract

The invention relates to the technical field of belt conveying equipment, and particularly discloses a belt conveyor carrier roller group capable of quickly replacing a carrier roller and a replacement method, wherein the belt conveyor carrier roller group comprises an outer bracket, an inner bracket and a carrier roller, and the outer bracket is fixed on a frame; the inner support comprises a carrier roller main seat, a turnover carrier roller seat and supporting seats, wherein the carrier roller main seat is arranged in the outer support in a sliding manner and is detachably connected with the outer support, the carrier roller main seat is of a multi-section hinged foldable structure, carrier rollers are installed at the middle of the carrier roller main seat, the turnover carrier roller seat comprises two groups, the two groups are symmetrically arranged at two ends of the carrier roller main seat, one end of each group of turnover carrier roller seat is hinged with the carrier roller main seat, the other end of each group of turnover carrier roller seat extends and is provided with the carrier roller, the two groups of supporting seats are respectively arranged at one ends of the two groups of turnover carrier roller seats, which deviate from each other, one end of each group of supporting seat is hinged with the corresponding turnover carrier roller seat, and the other end of each group of supporting seat is detachably connected with the carrier roller main seat. According to the invention, the carrier roller can be quickly replaced under the working condition of limited space at two sides by the multi-section hinged foldable structure of the inner bracket and the detachable connection of the supporting seat.

Inventors

XIA QIANPING
WANG TIANRUI
CHEN JI
NIE WEI
DAI HAOLIN
ZHU CHANGJIN
DU JUN
LI SHENGYONG
ZHAO DONGJIE
WANG WEIDONG
XU YAO
LIU NIAN

Assignees

中国电建集团武汉重工装备有限公司

Dates

Publication Date: 20260512
Application Date: 20260313

Claims (10)

1. A belt conveyor carrier roller set capable of quickly replacing carrier rollers is characterized by comprising an outer bracket (1), an inner bracket (2) and carrier rollers (3), wherein, The outer bracket (1) is fixedly arranged on a frame of the belt conveyor; the inner bracket (2) comprises a carrier roller main seat (21), a turnover carrier roller seat (22) and a supporting seat (23); The main carrier roller seat (21) is slidably arranged in the outer bracket (1) and is detachably connected with the outer bracket, the main carrier roller seat (21) is of a multi-section hinged foldable structure, and at least one carrier roller (3) is arranged in the middle of the main carrier roller seat (21); The overturning idler roller seats (22) comprise two groups which are symmetrically arranged at two ends inside the idler roller main seat (21), one end of each group of overturning idler roller seats (22) is hinged with the idler roller main seat (21), the other end of each group of overturning idler roller seats extends along the direction far away from the idler roller main seat (21), and at least one idler roller (3) is arranged on each group of overturning idler roller seats (22); The support base (23) comprises two groups, which are respectively arranged at one ends of the two groups of turnover roller bases (22) which deviate from each other, one end of each group of support base (23) is hinged with the corresponding turnover roller base (22), and the other end of the support base is detachably connected with the main roller base (21).
2. A belt conveyor idler set with quick-change idler as set forth in claim 1 wherein the idler main seat (21) includes a central idler seat (211) and side brackets (212), wherein, The middle part of the middle carrier roller seat (211) is provided with at least one carrier roller (3), and two groups of overturning carrier roller seats (22) are respectively hinged to two ends of the middle carrier roller seat (211); The side supports (212) comprise two groups, which are respectively arranged at two ends of the middle carrier roller seat (211), one end of each group of the side supports (212) is hinged with the middle carrier roller seat (211), the other end of each group of the side supports extends outwards along the length direction of the carrier roller main seat (21), and each group of the side supports (212) is positioned at the bottom of the corresponding turnover carrier roller seat (22) and is provided with an accommodating space for downwards overturning the turnover carrier roller seat (22) along the hinged position.
3. The belt conveyor roller set capable of quickly replacing rollers according to claim 2, wherein clamping grooves (201) are respectively formed at two ends of the overturning roller seat (22) and the middle roller seat (211), and two ends of the roller (3) are respectively rotatably clamped in the corresponding clamping grooves (201).
4. A belt conveyor idler set with fast replaceable idlers according to claim 3, wherein the clamping grooves (201) comprise a plurality of clamping grooves which are arranged at intervals along the width direction of the overturning idler seat (22) or the middle idler seat (211), and the idlers (3) can be installed in an inclined manner by selecting the clamping grooves (201) at different positions to correct the deviation of the conveyor belt.
5. A belt conveyor idler set with quick-change idler as claimed in claim 2 wherein the support base (23) includes a support plate (231) and a connection lug (232), wherein, One end of the supporting plate (231) is hinged to one end, far away from the carrier roller main seat (21), of the overturning carrier roller seat (22); The connecting lug plates (232) comprise two groups, which are symmetrically arranged on two sides of one end of the supporting plate (231) deviating from the overturning roller seat (22), and the two groups of the connecting lug plates (232) are attached to the inner walls of two sides of the corresponding side support (212) and are detachably connected with the side support (212).
6. A belt conveyor idler set with quick-change idler as set forth in claim 5 further comprising a connector (4); The side support (212) is provided with a mounting hole (202), and the connecting lug plate (232) is detachably connected with the mounting hole (202) through a connecting piece (4).
7. A belt conveyor idler set with quick change idler as claimed in claim 6 wherein the mounting holes (202) include a plurality of sets, the ear plates (232) being rotatable along the hinge by support plates (231), the mounting holes (202) being fixedly connected at different positions selected to adjust the support angle of the roll-over idler base (22) to vary the channel angle of the idler set.
8. A belt conveyor idler set with quick-replaceable idler according to claim 1, characterized in that the outer cradle (1) comprises a connecting floor (11) and side dams (12), wherein, The connecting bottom plate (11) is fixedly arranged on a frame of the belt conveyor; the side baffles (12) comprise two side baffles (12) which are parallel and are arranged on the connecting bottom plate (11) at intervals, and a slideway for the sliding assembly of the carrier roller main seat (21) is formed between the two side baffles (12).
9. A belt conveyor idler set with quick-change idler according to claim 8, characterized in that the outer cradle (1) further comprises a support boss (13); The support boss (13) comprises two groups, is respectively arranged at the bottoms of the inner sides of the two side baffles (12) along the length direction, and is used for supporting the carrier roller main seat (21) and in sliding fit with the carrier roller main seat.
10. A method of changing a belt conveyor idler set of a fast changing idler, characterized in that the method of changing comprises, based on a belt conveyor idler set of a fast changing idler as claimed in any one of claims 1-9: S1, connecting the inner support with the outer support through a main support roller seat, so that the inner support can freely slide in the outer support; s2, connecting the connecting lug plate of the supporting seat with the side support frame is released, so that the overturning roller seat rotates downwards along the hinge joint of the overturning roller seat and the main roller seat and is accommodated in the accommodating space of the side support frame; S3, transversely drawing the inner support from the outer support to a selected side, and enabling the corresponding overturning roller seat and the side support to move out of the outer support in advance; S4, continuously overturning and folding the overturning roller seat and the side support which are moved out of the outer support downwards, so that the original groove-shaped supporting posture is changed into a sagging and folding posture, and the corresponding roller is disassembled and replaced; S5, continuously pulling the inner support to the same side according to the position of the carrier roller to be replaced, enabling the middle carrier roller seat and the overturning carrier roller seat at the other side to sequentially move out of the outer support, continuously overturning and folding the moved part downwards in the pulling process, and disassembling and replacing the corresponding carrier roller; and S6, sequentially turning the inner support of the replaced carrier roller upwards, resetting and pushing back the inner support into the outer support according to the reverse sequence, and reinstalling a detachable connecting piece between the support seat and the main support of the carrier roller and a detachable connecting piece between the inner support and the outer support.

Description

Belt conveyor carrier roller set capable of quickly replacing carrier roller and replacement method Technical Field The invention relates to the technical field of belt conveying equipment, in particular to a belt conveyor carrier roller set capable of quickly replacing carrier rollers and a replacement method. Background The belt conveyor is used as a core device for continuously conveying bulk materials, and is widely applied to the industrial fields of ports, mines, electric power, metallurgy and the like, and the carrier roller is a key component of the belt conveyor and is used for supporting the weight of the conveying belt and the materials and ensuring the stable operation of the conveying belt. In the structure of the belt conveyor, a plurality of carrier rollers are arranged on a frame through carrier roller brackets and are arranged in a groove shape to support the conveying belt, and the carrier rollers belong to vulnerable parts and need to be periodically overhauled or replaced in the running process of equipment. In the technical scheme, the carrier roller can be moved out from the lower part of the conveying belt or lowered in the whole height during replacement by mainly adopting the split sliding design of the bracket, the detachable connection of the carrier roller seat, the hinging overturning of the carrier roller seat and other modes, so that the dismounting operation is simplified to a certain extent. However, although the removability of the carrier rollers is improved in a single dimension in the prior art, the structural design of the carrier rollers is not free from the dependence on lifting of the conveying belt or disassembly of peripheral components all the time, so that the carrier rollers are difficult to replace quickly without barriers under the working conditions that the upper shielding exists at the same time, the space on two sides is limited and the adjacent carrier roller groups are densely arranged. Disclosure of Invention Aiming at the technical problems in the prior art, the invention provides a belt conveyor carrier roller group capable of quickly replacing carrier rollers and a replacement method, and aims to solve the problems that in the prior art, when carrier rollers are replaced under a narrow space working condition, the carrier rollers still need to be lifted by a conveying belt or peripheral components are detached, and barrier-free quick disassembly is difficult to realize. The technical scheme of the invention is as follows: A belt conveyor carrier roller set capable of quickly replacing carrier rollers comprises an outer bracket, an inner bracket and carrier rollers, wherein, The outer support is fixedly arranged on a frame of the belt conveyor; The inner bracket comprises a carrier roller main seat, a turnover carrier roller seat and a supporting seat; The main carrier roller seat is arranged in the outer support in a sliding manner and is detachably connected with the outer support, the main carrier roller seat is of a multi-section hinged foldable structure, and at least one carrier roller is arranged in the middle of the main carrier roller seat; The overturning roller seat comprises two groups which are symmetrically arranged at two ends of the inside of the roller main seat, one end of each group of overturning roller seat is hinged with the roller main seat, the other end of each group of overturning roller seat extends along the direction away from the roller main seat, and at least one roller is arranged on each group of overturning roller seat; The support seat comprises two groups, which are respectively arranged at one ends of the two groups of turnover roller seats, which are away from each other, one end of each group of support seat is hinged with the corresponding turnover roller seat, and the other end of each support seat is detachably connected with the main carrier roller seat. Optionally, the main carrier roller seat comprises a middle carrier roller seat and a side bracket, wherein, The middle part of the middle carrier roller seat is provided with at least one carrier roller, and the two groups of overturning carrier roller seats are respectively hinged to the two ends of the middle carrier roller seat; The side supports comprise two groups, which are respectively arranged at two ends of the middle carrier roller seat, one end of each group of the side supports is hinged with the middle carrier roller seat, the other end of each group of the side supports extends outwards along the length direction of the main carrier roller seat, and each group of the side supports is positioned at the bottom of the corresponding overturning carrier roller seat and is provided with an accommodating space for downwards overturning the overturning carrier roller seat along the hinged position. Optionally, the draw-in groove has been seted up respectively at the both ends of upset roller seat and middle part roller seat, the both ends of bearing ro