CN215923434U

CN215923434U - Split type tailwheel

Info

Publication number: CN215923434U
Application number: CN202120964099.2U
Authority: CN
Inventors: 刘鹏程; 周凯
Original assignee: Hubei Tianzhilang Environmental Protection Equipment Co ltd
Current assignee: Hubei Tianzhilang Environmental Protection Equipment Co ltd
Priority date: 2021-05-07
Filing date: 2021-05-07
Publication date: 2022-03-01
Anticipated expiration: 2031-05-07

Abstract

The utility model relates to a split type tail wheel, which comprises a hub, a rim and a fastener, wherein the hub is fixedly connected with the rim; the hub comprises an annular main body and a mounting disc formed on the outer side wall of the annular main body; the number of the wheel rims is two, the wheel rims are sleeved on the outer side of the annular main body, the wheel rims are detachably mounted on the two sides of the mounting disc through the fasteners, the wheel rim part of the wheel rims is connected with the wheel hub through the fasteners, the wheel rims can be detached and replaced, after the wheel rims are worn and damaged, the wheel rims are detached only by loosening the fasteners connected with the wheel rims and the wheel hub, then new wheel rims are replaced, normal work can be continued, and replacement cost of the tail wheel is effectively saved.

Description

Split type tailwheel

Technical Field

The utility model relates to the technical field of belt transmission equipment, in particular to a split type tail pulley.

Background

The bucket elevator is suitable for lifting from a low position to a high position, supplies materials are automatically and continuously operated and conveyed upwards after being put into the hopper through the vibrating table, the conveying speed can be adjusted according to the conveying amount, the lifting height is selected as required, and the bucket elevator at least comprises an engine body, the hopper, a chain and an upper and lower transmission wheel assembly.

Wherein, the lifting machine tailwheel assembly is the partly of lifting machine head pulley tailwheel upper and lower transmission assembly, and the head pulley as the action wheel is installed to the inside upper end of organism of lifting machine, and the tailwheel is installed to the lower extreme, and among the prior art, the tailwheel is general formula structure as an organic whole, generally needs the whole change when local damage, and its replacement cost is high, changes complex operation.

SUMMERY OF THE UTILITY MODEL

Based on the above description, the utility model provides a split type tail pulley to solve the technical problem that the tail pulley is high in replacement cost due to damage in the prior art.

The technical scheme for solving the technical problems is as follows: a split type tail wheel comprises a hub, a rim and a fastener;

the hub comprises an annular main body and a mounting disc formed on the outer side wall of the annular main body;

the number of the wheel rims is two, the wheel rims are sleeved on the outer side of the annular main body and detachably mounted on two sides of the mounting disc through the fasteners.

Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:

the utility model provides a tailwheel decomposes into the triplex, the wheel rim part is connected through the fastener with wheel hub, can dismantle the change, wheel hub part can directly assemble on the rotation axis, the wheel rim is used for assembling together with the drive chain of lifting machine, in operation, thereby the rotation through the rotation of rotation axis drives the rotation of wheel rim, thereby make the chain move, after the wheel rim wearing and tearing are impaired, only need loosen the fastener that wheel rim and wheel hub link and pull down the wheel rim, then change new wheel rim and can continue normal work, the effectual replacement cost who practices thrift the tailwheel.

On the basis of the technical scheme, the utility model can be further improved as follows.

Furthermore, the wheel rim is formed by splicing and combining a plurality of fan-shaped ring units, and the fastening piece is arranged at the joint of two adjacent fan-shaped units.

Furthermore, annular steps are formed on the two sides of the mounting disc close to the edges, and the rim is provided with a position avoiding groove corresponding to the annular steps.

Furthermore, each fan ring unit comprises a fan ring main body, wherein an insertion block is formed at one end of the fan ring main body extending along the ring shape of the fan ring main body, an embedding groove is formed at the other end of the fan ring main body, and the insertion block is matched with the embedding groove in shape.

Further, the caulking groove is formed by inwards sinking from one side of the fan ring main body.

Further, the fastener is bolt and nut, each the fan ring unit is close to the one end of grafting piece forms fastening through hole, fastening through hole's half is located on the fan ring main part, half is located on the grafting piece, the other end is formed with the mounting groove of semicylindrical.

Further, a rotating shaft key groove is formed in the inner wall of the annular main body along the length direction of the annular main body.

Drawings

Fig. 1 is a schematic cross-sectional structure view of a split type tail wheel according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of a hub according to an embodiment of the present invention;

FIG. 3 is a schematic perspective view of a rim according to an embodiment of the present invention;

FIG. 4 is a schematic perspective view of a fan ring unit according to an embodiment of the present invention

In the drawings, the components represented by the respective reference numerals are listed below:

1. a hub; 2. a rim; 3. a fastener; 11. an annular body; 12. mounting a disc;

21. a fan ring unit; 211. a fan ring main body; 212. an insertion block; 213. caulking grooves; 214. fastening through holes; 215. mounting grooves; 11a, a rotating shaft key groove; 121. an annular step.

Detailed Description

To facilitate an understanding of the present application, the present application will now be described more fully with reference to the accompanying drawings. Embodiments of the present application are set forth in the accompanying drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

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 application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

It will be understood that spatial relationship terms, such as "under", "below", "beneath", "below", "over", "above", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements or features described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary terms "under" and "under" can encompass both an orientation of above and below. In addition, the device may also include additional orientations (e.g., rotated 90 degrees or other orientations) and the spatial descriptors used herein interpreted accordingly.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or be connected to the other element through intervening elements.

As shown in fig. 1 to 4, the present embodiment provides a split-type tail wheel, which includes a hub 1, a rim 2 and a fastener 3.

Wherein, the hub 1 comprises a ring-shaped body 11 and a mounting disc 12 formed on the outer side wall of the ring-shaped body 11.

The hub 1 is used as a main basic component of the tail wheel, is a wheel core rotating part of the tail wheel and is used for providing main power for the rotation of the whole tail wheel.

Wherein, the inner wall of the annular main body 11 is formed with a rotating shaft key groove 11a along the length direction thereof, and the transmission of power is realized between the rotating shaft of the driving motor and the annular main body 11 through the matching of the rotating shaft key groove 11a and the key.

The number of the wheel rims 2 is two, the wheel rims are sleeved on the outer side of the annular main body 11, and the wheel rims are detachably mounted on two sides of the mounting disc 12 through the fasteners 3.

In some embodiments of the present application, the rim 2 is formed by splicing and combining a plurality of sector-shaped units 21, and the fastening member 3 is disposed at a joint of two adjacent sector-shaped units 21. The number of the fan ring units 21 can be designed according to the actual situation, in the preferred embodiment of the present application, the rim 2 is formed by splicing and combining six fan ring units 21, each fan ring unit 21 occupies an area of about 60 ° on the rim, due to the working property and the material transmission characteristic of the machine, the abrasion degree of different parts outside the rim 2 is different, when the outside of the rim 2 is partially abraded, it is very wasteful to directly replace the whole rim 2, and the replaced rim 2 is basically scrapped, which results in too high maintenance cost of the rim 2, because, in the embodiment of the present application, six 60 ° areas corresponding to six fan ring units 21 only need to be replaced when the abrasion is severe in any area outside the rim, and the areas which are not severely abraded can be continuously used, thus effectively prolonging the service life of the whole single rim 2, the manufacturing cost is saved.

Each fan ring unit 21 comprises a fan ring main body 211, an inserting block 212 is formed at one end of the fan ring main body 211 extending along the ring shape of the fan ring main body, an embedding groove 213 is formed at the other end of the fan ring main body, the inserting block 212 is matched with the embedding groove 213 in shape, the adjacent two fan ring units 21 are spliced through the matching of the inserting block 212 and the embedding groove 213, and then the connecting parts of the adjacent two fan ring units 21 are connected through a fastening piece 3, so that the structural stability of the rim 2 is ensured.

Preferably, the caulking groove 213 is formed to be depressed inward from one side of the fan ring body 211.

Specifically, the fastening members 3 are bolts and nuts, a fastening through hole 214 is formed at one end of each fan ring unit 21 close to the insertion block 212, one half of the fastening through hole 214 is located on the fan ring main body 211, and the other half is located on the insertion block 212; and a semi-cylindrical mounting groove 215 is formed at the other end, and when the two fan ring units 21 are spliced together, the mounting groove 215 and a half of the fastening through hole 214 corresponding to the insertion block 212 are overlapped to form a finished cylindrical through hole.

In order to ensure the coaxiality of the rim 2 and the mounting disc 12, annular steps 121 are formed at the parts, close to the edges, of the two sides of the mounting disc 12, a spacing groove is formed on the rim 2 corresponding to the annular steps 121, and the inner side of the corresponding sector ring unit 21 is stepped to be arranged corresponding to the annular steps 121.

The utility model provides a tailwheel decomposes into the triplex, 2 parts of wheel rim are connected through bolt and nut with wheel hub 1, can dismantle the change, wheel hub 1 part can directly assemble on the rotation axis, wheel rim 2 is used for assembling together with the drive chain of lifting machine, in operation, thereby the rotation through the rotation axis drives the rotation of wheel rim, thereby make the chain move, after the wheel rim wearing and tearing are impaired, only need loosen the fastener that wheel rim and wheel hub link and pull down the wheel rim, then change new wheel rim and can continue normal work, the effectual replacement cost who practices thrift the tailwheel.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A split type tail wheel is characterized by comprising a hub, a rim and a fastener;

2. The split type tail wheel of claim 1, wherein the rim is formed by splicing and combining a plurality of fan-shaped ring units, and the fastening piece is arranged at the joint of two adjacent fan-shaped units.

3. The split type tail wheel of claim 1, wherein annular steps are formed on the portions, close to the edges, of two sides of the mounting disc, and the rim is provided with a position avoiding groove corresponding to the annular steps.

4. The split tailwheel of claim 2, wherein each fan ring unit comprises a fan ring body, the fan ring body is formed with a plug block along one end of the ring extension, and a caulking groove along the other end, and the shapes of the plug block and the caulking groove are matched.

5. The split tailwheel of claim 4, wherein the caulking groove is formed by being depressed inward from one side of the fan ring body.

6. The split type tail wheel of claim 5, wherein the fastening members are bolts and nuts, one end of each sector ring unit, which is close to the insertion block, is provided with a fastening through hole, one half of the fastening through hole is positioned on the sector ring main body, the other half of the fastening through hole is positioned on the insertion block, and the other end of the fastening through hole is provided with a semi-cylindrical mounting groove.

7. The split tailwheel of claim 4, wherein the inner wall of the ring main body is formed with a spindle keyway along its length.