Wear-resistant bushing of bucket elevator tail wheel

Abstract

The utility model relates to the technical field of bucket elevators, in particular to a bucket elevator tail wheel wear-resisting bush which comprises an outer bush body, an annular groove is formed in the outer wall of the outer bush body, a rotating ring is installed in the annular groove, a plurality of fixing plates are fixedly connected to the outer wall of the rotating ring, and linkage columns are fixedly connected to the inner walls of the fixing plates. Two springs are fixedly connected to the outer walls of one sides of the multiple fixing plates correspondingly, multiple telescopic grooves are formed in the inner wall of the outer lining and penetrate through the annular groove, locking plates are installed in the multiple telescopic grooves correspondingly, linkage grooves are formed in the locking plates, and the multiple linkage columns are located in the multiple linkage grooves correspondingly; the outer walls of the multiple fixing plates are fixedly connected with pulling plates. According to the utility model, the outer bushing and the inner bushing are convenient and fast to separate and dismantle, the operation is simple, and time and labor are saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of bucket elevator, especially a bucket elevator tail wheel wear -resistant bushing. BACKGROUND

[0002] The bucket elevator is a continuous conveying machine for vertically lifting materials by a series of hoppers uniformly fixed on endless traction members. The bucket elevator uses a series of hoppers fixed on traction chains or belts to transport bulk materials in a vertical or nearly vertical direction. The tail wheel wear-resistant bushing is an important component of the bucket elevator.

[0003] In order to enable the tail wheel to rotate smoothly, a wear-resistant bushing needs to be sleeved at the shaft connection of the tail wheel. The existing wear-resistant bushing is connected with the tail wheel by interference assembly, and a large pressure is required to install the bushing in the tail wheel. The wear-resistant bushing is a wearing part and needs to be replaced after normal wear. Special bushing dismounting tools are required to dismount and replace the wear-resistant bushing, which is difficult to dismount and replace. SUMMARY

[0004] The utility model provides a bucket elevator tail wheel wear-resistant bushing to solve the problems in the prior art.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a bucket elevator tail wheel wear-resistant bushing, which comprises an outer bushing, an annular groove is formed in the outer wall of the outer bushing, a rotating ring is installed in the annular groove, a plurality of fixed plates are fixedly connected to the outer wall of the rotating ring, a linkage column is fixedly connected to the inner wall of each of the plurality of fixed plates, two springs are respectively fixedly connected to the outer wall of each of the plurality of fixed plates, a plurality of expansion grooves are formed in the inner wall of the outer bushing, the plurality of expansion grooves penetrate the annular groove, a locking plate is installed in each of the plurality of expansion grooves, a linkage groove is formed in the inner part of the locking plate, each of the plurality of linkage columns is located in the linkage groove, and a pull plate is fixedly connected to the outer wall of each of the plurality of fixed plates.

[0006] Further description of the above technical scheme is as follows:

[0007] A plurality of spring grooves are formed in the outer wall of the outer bushing, the other ends of the springs are fixedly connected to the inner wall of one side of the spring grooves, and the plurality of spring grooves are connected to the plurality of expansion grooves.

[0008] Further description of the above technical scheme is as follows:

[0009] A plurality of communication grooves are formed in the inner wall of the annular groove, each of the plurality of fixed plates extends to the inside of the plurality of spring grooves through the plurality of communication grooves, and the annular groove is connected to the plurality of spring grooves through the plurality of communication grooves.

[0010] As a further description of the above technical solutions:

[0011] The inner liner is mounted in the outer liner, a plurality of locking grooves are formed in the outer wall of the inner liner at one end inside the outer liner, and one end of the plurality of locking plates respectively extends into the plurality of locking grooves.

[0012] As a further description of the above technical solutions:

[0013] The outer wall of the inner liner is fixedly connected with a plurality of limiting blocks, and the inner wall of the outer liner is provided with a plurality of limiting grooves, and the plurality of limiting blocks are respectively located in the plurality of limiting grooves.

[0014] As a further description of the above technical solutions:

[0015] The outer wall of the outer liner is provided with a connecting groove, and the number of the connecting grooves is plural.

[0016] The utility model has the advantages of:

[0017] 1. By setting the annular groove on the outer wall of the outer liner, in the initial state, the other end of the plurality of locking plates extends into the plurality of locking grooves formed in the outer wall of the inner liner, at this time, the outer liner and the inner liner are in the state of mutual locking, when the liner needs to be replaced or repaired, one of the pull plates is counterclockwise rotated, and the plurality of linkage columns connected with the inner wall of the plurality of pull plates are moved along the plurality of linkage grooves formed in the plurality of locking plates, because the plurality of locking plates are respectively located in the plurality of expansion grooves, the plurality of expansion plates are respectively moved to the inside of the expansion grooves, when the plurality of locking plates are completely removed from the plurality of locking grooves, the outer liner and the inner liner are separated, and the inner liner can be pulled out from the inside of the outer liner, the outer liner and the inner liner are convenient and fast to disassemble and separate, simple operation, time and labor saving, the existing wear-resistant liner is mostly assembled in an interference mode and connected with the tail wheel, and a large pressure is needed to install the liner in the inside of the tail wheel, and the wear-resistant sleeve is a wearing part, which needs to be replaced after normal wear, and a special liner dismounting tool is needed to disassemble and replace the wear-resistant sleeve, so the liner is difficult to disassemble and replace, the wear-resistant liner is convenient and fast to disassemble and separate, simple operation, time and labor saving.

[0018] 2. By setting the plurality of limiting grooves on the inner wall of the outer liner, and connecting the plurality of limiting blocks on the outer wall of the inner liner, the outer liner can be quickly and accurately sleeved on the outside of the inner liner, and the outer liner and the inner liner are locked and connected by the locking plates, so that the connection between the outer liner and the inner liner is more compact. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 The utility model proposes a first visual angle whole structure schematic diagram of the tail wheel wear-resistant liner of the bucket elevator;

[0020] Figure 2 The utility model provides a kind of external sleeve structure schematic diagram of wear-resistant bushing of tail wheel of bucket elevator proposed by the utility model;

[0021] Figure 3 The utility model provides a kind of internal component schematic diagram of outer bushing of wear-resistant bushing of tail wheel of bucket elevator proposed by the utility model;

[0022] Figure 4 The utility model provides a kind of locking plate structure schematic diagram of wear-resistant bushing of tail wheel of bucket elevator proposed by the utility model;

[0023] Figure 5 The utility model provides a kind of internal bushing structure schematic diagram of wear-resistant bushing of tail wheel of bucket elevator proposed by the utility model.

[0024] Legend:

[0025] 1, outer bushing;2, annular groove;3, rotating ring;4, fixed plate;5, linkage column;6, spring;7, telescopic groove;8, locking plate;9, linkage groove;10, pull plate;11, spring groove;12, communication groove;13, inner bushing;14, locking groove;15, limit block;16, limit groove;17, connecting groove. Specific implementation

[0026] Reference Figures 1-5 The utility model provides a kind of wear-resistant bushing of tail wheel of bucket elevator provided by the utility model includes outer bushing 1, the outer wall of outer bushing 1 is equipped with annular groove 2, rotating ring 3 is installed in annular groove 2, the outer wall of rotating ring 3 is fixedly connected with multiple fixed plates 4, the inner wall of multiple fixed plates 4 is all fixedly connected with linkage column 5, the outer wall of multiple fixed plates 4 one side is all respectively fixedly connected with two springs 6, the inner wall of outer bushing 1 is equipped with multiple telescopic grooves 7, multiple telescopic grooves 7 all pass through annular groove 2, the inside of multiple telescopic grooves 7 all is installed with locking plate 8, the inside of locking plate 8 is equipped with linkage groove 9, multiple linkage columns 5 are located in multiple linkage grooves 9 respectively, the outer wall of multiple fixed plates 4 is all fixedly connected with pull plate 10, when needing to remove outer bushing 1 and inner bushing 13 or carry out maintenance, one of pull plate 10 is counterclockwise, and multiple linkage columns 5 connected with the inner wall of multiple pull plates 10 respectively move along the linkage groove 9 opened in the inside of multiple locking plates 8, since multiple locking plates 8 are located in multiple telescopic grooves 7 respectively, make multiple locking plates 8 respectively move to the inside of telescopic groove 7, when multiple locking plates 8 respectively completely remove from multiple locking grooves 14, outer bushing 1 is separated from inner bushing 13, and inner bushing 13 can be extracted from the inside of outer bushing 1, outer bushing 1 is separated from inner bushing 13, and it is convenient and fast to disassemble, simple operation.

[0027] The outer wall of the outer bushing 1 is provided with a plurality of spring grooves 11, the other end of each of the two adjacent springs 6 is fixedly connected with the inner wall of one side of the spring groove 11, the plurality of spring grooves 11 are respectively communicated with the plurality of telescopic grooves 7, the inner wall of the annular groove 2 is provided with a plurality of communication grooves 12, the plurality of fixed plates 4 extend to the inside of the plurality of spring grooves 11 through the plurality of communication grooves 12, the annular groove 2 is communicated with the plurality of spring grooves 11 through the plurality of communication grooves 12, after the inner bushing 13 is separated from the inside of the outer bushing 1, a plurality of groups of the two adjacent springs 6 are in a compressed state, after the maintenance of the outer bushing 1 and the inner bushing 13 is completed, the plurality of limiting blocks 15 connected with the outer wall of the inner bushing 13 are respectively inserted into the plurality of limiting grooves 16 provided in the inner wall of the outer bushing 1, after the inner bushing 13 completely enters the outer bushing 1, the pull plate 10 is loosened, a plurality of groups of the two adjacent springs 6 rebound, and the plurality of locking plates 8 are respectively made to enter the plurality of locking grooves 14 provided in the outer wall of the inner bushing 13 according to the same principle, so that the outer bushing 1 and the inner bushing 13 are locked and connected.

[0028] The inner bushing 13 is installed in the inside of the outer bushing 1, the outer wall of one end of the inner bushing 13 located in the inside of the outer bushing 1 is provided with a plurality of locking grooves 14, one end of each of the plurality of locking plates 8 extends to the inside of the plurality of locking grooves 14, the outer wall of the inner bushing 13 is fixedly connected with a plurality of limiting blocks 15, the inner wall of the outer bushing 1 is provided with a plurality of limiting grooves 16, each of the plurality of limiting blocks 15 is located in the inside of the plurality of limiting grooves 16, the outer wall of the outer bushing 1 is provided with a plurality of connecting grooves 17, and the number of the connecting grooves 17 is plural, and the tail wheel is connected with the outer bushing 1 through the connecting grooves 17.

[0029] Working principle: when the outer bushing 1 and the inner bushing 13 need to be disassembled or maintained, one of the pull plates 10 is counterclockwise rotated, the plurality of linkage columns 5 connected with the inner wall of each of the plurality of pull plates 10 are respectively moved along the linkage grooves 9 provided in the inside of each of the plurality of locking plates 8, because each of the plurality of locking plates 8 is located in the telescopic groove 7, each of the plurality of locking plates 8 moves to the inside of the telescopic groove 7, when each of the plurality of locking plates 8 is completely moved out of the plurality of locking grooves 14, the outer bushing 1 and the inner bushing 13 are separated, the inner bushing 13 can be taken out of the inside of the outer bushing 1, in this process, a plurality of groups of the two adjacent springs 6 are in a compressed state, then the plurality of limiting blocks 15 connected with the outer wall of the inner bushing 13 are respectively inserted into the plurality of limiting grooves 16 provided in the inner wall of the outer bushing 1, after the inner bushing 13 completely enters the outer bushing 1, the pull plate 10 is loosened, a plurality of groups of the two adjacent springs 6 rebound, and the plurality of locking plates 8 are respectively made to enter the plurality of locking grooves 14 provided in the outer wall of the inner bushing 13 according to the same principle, so that the outer bushing 1 and the inner bushing 13 are locked and connected.

[0030] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A tail pulley wear liner for an elevator bucket, comprising an outer liner (1), characterized in that: The outer wall of the outer bushing (1) is provided with an annular groove (2), the inside of the annular groove (2) is provided with a rotating ring (3), the outer wall of the rotating ring (3) is fixedly connected with a plurality of fixed plates (4), the inner wall of the plurality of fixed plates (4) is fixedly connected with a plurality of linkage columns (5), the outer wall of one side of the plurality of fixed plates (4) is respectively fixedly connected with two springs (6), the inner wall of the outer bushing (1) is provided with a plurality of telescopic grooves (7), the plurality of telescopic grooves (7) penetrates the annular groove (2), the inside of the plurality of telescopic grooves (7) is provided with a plurality of locking plates (8), the inside of the locking plate (8) is provided with a linkage groove (9), the plurality of linkage columns (5) is respectively located in the inside of the plurality of linkage grooves (9), the outer wall of the plurality of fixed plates (4) is fixedly connected with a plurality of pull plates (10).

2. A tail wheel wear liner for an elevator according to claim 1, characterized in that: The outer wall of the outer bushing (1) is provided with a plurality of spring grooves (11), the other end of the adjacent two springs (6) is fixedly connected with the inner wall of one side of the spring groove (11), the plurality of spring grooves (11) is respectively communicated with the plurality of telescopic grooves (7).

3. A bucket elevator tail wheel wear sleeve as claimed in claim 2, characterised in that: The inner wall of the annular groove (2) is provided with a plurality of communication grooves (12), the plurality of fixed plates (4) penetrates the plurality of communication grooves (12) and extends to the inside of the plurality of spring grooves (11) respectively, the annular groove (2) is communicated with the plurality of spring grooves (11) through the plurality of communication grooves (12) respectively.

4. A bucket elevator tail wheel wear sleeve as claimed in claim 1, characterized in that: The inside of the outer bushing (1) is provided with an inner bushing (13), the outer wall of one end of the inner bushing (13) is provided with a plurality of locking grooves (14) in the inside of the outer bushing (1), one end of the plurality of locking plates (8) extends to the inside of the plurality of locking grooves (14) respectively.

5. A bucket elevator tail wheel wear sleeve as claimed in claim 4, characterised in that: The outer wall of the inner bushing (13) is fixedly connected with a plurality of limiting blocks (15), the inner wall of the outer bushing (1) is provided with a plurality of limiting grooves (16), the plurality of limiting blocks (15) is respectively located in the inside of the plurality of limiting grooves (16).

6. A bucket elevator tail wheel wear sleeve as claimed in claim 1, characterized in that: The outer wall of the outer bushing (1) is provided with a connecting groove (17), and the number of the connecting groove (17) is a plurality.

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