CN218344436U

CN218344436U - Drag for sediment machine tail leading wheel axle anti-drop structure

Info

Publication number: CN218344436U
Application number: CN202222967203.0U
Authority: CN
Inventors: 杨茗杰; 杨柳
Original assignee: Qingdao Kaiyuan Technology Environmental Protection Equipment Co ltd
Current assignee: Qingdao Kaiyuan Technology Environmental Protection Equipment Co ltd
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-01-20
Anticipated expiration: 2032-11-08

Abstract

The utility model discloses a drag for sediment machine tail guide axle anti-drop structure, including tail guide axle and casing, the lateral wall all is equipped with the through-hole about the casing, and U type support has all been welded to the lateral wall about the casing, and the inside welding of U type support has the axle sleeve, and fixed mounting has the bearing in the axle sleeve, and the installation pole has all been welded at both ends about the tail guide axle, and in the through-hole extended to the inner circle of bearing was passed to the outer end of installation pole, the outer end of installation pole was equipped with the mounting, the utility model discloses an all install the installation pole at the both ends of tail guide axle, the through-hole on the casing is passed at the both ends of installation pole is installed the axle sleeve, and the axle sleeve welding is in the outside U type support of casing, through lengthening the both sides axle head with tail guide axle, stretches out the outside of casing, and then can effectively avoid tail guide axle to break away from the through-hole, avoid the part problem that tail guide axle leads to the atress direction problem through this kind of mode.

Description

Drag for sediment machine tail leading wheel axle anti-drop structure

Technical Field

The utility model relates to a tail guide pulley shaft technical field specifically is a drag for sediment machine tail guide pulley shaft anti-drop structure.

Background

The tail guide wheel device of the slag conveyor is an important component of the slag conveyor, and the tail guide wheel device is a necessary wheel system device which plays roles of changing direction and pressing chains on the movement of the chains at the tail part of the slag conveyor.

The original tail guide wheel device shaft end is processed to manufacture a groove, and the tail guide wheel device is fixed by welding the groove on a group of concave bases on the inner side of the shell. However, due to the stress problem in the moving direction of the chain, the tail guide wheel device is often separated from the concave base in the running process of the chain, so that running accidents and equipment damage are caused, and therefore the anti-falling structure for the tail guide wheel shaft of the slag remover is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plurality of slag extractor tail guide pulley axle anti-drop structures to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-falling structure of a tail guide wheel shaft of a slag salvaging machine comprises the tail guide wheel shaft and a shell, wherein through holes are formed in the left side wall and the right side wall of the shell, U-shaped supports are welded on the left side wall and the right side wall of the shell, shaft sleeves are welded inside the U-shaped supports, and bearings are fixedly installed in the shaft sleeves;

the left end and the right end of the tail guide wheel shaft are respectively welded with an installation rod, the outer end of each installation rod penetrates through the through hole and extends into the inner ring of the bearing, and the outer end of each installation rod is provided with a fixing piece.

Preferably, the mounting includes the screw rod, the outer end of installation pole is equipped with the thread groove, the inner spiro union of screw rod is in the thread groove, the outer end welding of screw rod has the horizontal pole, the welding has the clamping ring on the lateral wall of horizontal pole, the outer end edge of installation pole bonds and has the rubber ring, the lateral wall of rubber ring and the relative laminating of the inner circle inside wall of bearing slide, the inside wall of rubber ring is equipped with interior conical surface, the lateral wall of clamping ring closely laminates on the interior conical surface including, the lateral wall of rubber ring closely laminates on the inner circle inside wall of bearing.

Preferably, the outer side wall of the pressing ring is provided with an outer conical surface, and the outer conical surface is tightly attached to the inner conical surface.

Preferably, the side wall of the mounting rod is relatively attached to and slides on the inner side wall of the inner ring of the bearing.

Preferably, the shaft sleeve is a bearing seat, and the bearing is fixedly installed in the bearing seat.

Preferably, the side wall of the mounting rod is not in contact with the inner side wall of the through hole.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an all install the installation pole at the both ends of tail guide axle, the through-hole on the casing is passed at the both ends of installation pole is installed the axle sleeve, and the axle sleeve welding is in the outside U type support of casing, through extending the both sides axle head of tail guide axle, stretches out the outside of casing, and then can effectively avoid the tail guide axle to break away from the through-hole, avoids the part obscission problem that the tail guide axle leads to because of the atress direction problem through this kind of mode.

Drawings

Fig. 1 is an overall schematic view of the present invention.

Fig. 2 is an enlarged schematic view of the shaft sleeve of the present invention.

Fig. 3 is a side view of the U-shaped support of the present invention.

In the figure: 1. the tail guide wheel shaft comprises a tail guide wheel shaft body, 2, a shell body, 3, a through hole, 4, a U-shaped support, 5, a shaft sleeve, 6, a bearing, 7, an installation rod, 8, a fixing piece, 9, a thread groove, 10, a screw rod, 11, a cross rod, 12, a pressing ring, 13, a rubber ring, 14, an inner conical surface, 15 and an outer conical surface.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: an anti-falling structure of a tail guide wheel shaft of a slag extractor comprises a tail guide wheel shaft 1 and a shell 2, wherein through holes 3 are formed in the left side wall and the right side wall of the shell 2, U-shaped supports 4 are welded to the left side wall and the right side wall of the shell 2, shaft sleeves 5 are welded inside the U-shaped supports 4, and bearings 6 are fixedly installed in the shaft sleeves 5;

both ends all weld installation pole 7 about tail guide wheel axle 1, and in the outer end of installation pole 7 passed through-hole 3 and extended to the inner circle of bearing 6, the outer end of installation pole 7 was equipped with mounting 8.

The shell 2 is an outer shell of the slag conveyor.

If the welding position between the shaft sleeve 5 and the U-shaped support 4 is damaged, the mounting rod 7 is still positioned in the through hole 3, and the tail guide wheel shaft 1 cannot fall off, as shown in fig. 1.

Particularly, mounting 8 includes screw rod 10, the outer end of installation pole 7 is equipped with thread groove 9, the inner spiro union of screw rod 10 is in thread groove 9, the outer end welding of screw rod 10 has horizontal pole 11, the welding has clamping ring 12 on the lateral wall of horizontal pole 11, the outer end edge of installation pole 7 bonds and has rubber ring 13, the relative laminating of lateral wall and the inner circle inside wall of bearing 6 of rubber ring 13 slides, the inside wall of rubber ring 13 is equipped with interior conical surface 14, conical surface 14 including the inseparable laminating of lateral wall of clamping ring 12, the lateral wall of rubber ring 13 closely laminates on the inner circle inside wall of bearing 6.

The inner tapered surface 14 is provided so that the wall thickness of the rubber ring 13 becomes larger from the outside to the inside.

The outer side wall of the pressing ring 12 is tightly attached to the inner conical surface 14, the outer side wall of the rubber ring 13 is tightly attached to the inner side wall of the inner ring of the bearing 6, and the mounting rod 7 and the inner ring of the bearing 6 are fixed at the moment.

The replacement of the bearing 6 is facilitated by the screw 10.

Specifically, the outer side wall of the pressing ring 12 is provided with an outer tapered surface 15, and the outer tapered surface 15 is tightly attached to the inner tapered surface 14.

The outer conical surface 15 is arranged to increase the contact area between the outer side wall of the pressure ring 12 and the inner conical surface 14, and further increase the pressing force of the pressure ring 12 on the rubber ring 13.

Specifically, the side wall of the mounting rod 7 and the inner ring inner wall of the bearing 6 slide in contact with each other.

Specifically, the sleeve 5 is a bearing seat, and the bearing 6 is fixedly mounted in the bearing seat.

The bottom mounting of bearing frame is on the inside diapire of U type support 4, and the bearing frame is upper base body and lower base body structure (prior art structure), and the upper base body is fixed through bolt and nut with lower base body, presss from both sides tightly fixedly with the outer lane of bearing 6.

Specifically, the side wall of the mounting lever 7 does not contact the inner side wall of the through-hole 3.

The inner end mentioned above refers to the end where two objects are close to each other, and the outer end refers to the end away from each other.

The working principle is as follows: as shown in fig. 1, if the welding position between the shaft sleeve 5 and the U-shaped support 4 is damaged, the mounting rod 7 is still located in the through hole 3, the tail guide wheel shaft 1 cannot fall off, an internal chain of the slag conveyor continues to contact a tail guide wheel on the tail guide wheel shaft 1, so that the tail guide wheel shaft 1 is subjected to position deviation, and the side wall of the mounting rod 7 is contacted with the inner wall of the through hole 3 and generates abrasion sound to remind a person to maintain.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a drag for sediment aircraft tail guide pulley axle anti-drop structure which characterized in that: the tail guide wheel shaft structure comprises a tail guide wheel shaft (1) and a shell (2), wherein through holes (3) are formed in the left side wall and the right side wall of the shell (2), U-shaped supports (4) are welded on the left side wall and the right side wall of the shell (2), shaft sleeves (5) are welded inside the U-shaped supports (4), and bearings (6) are fixedly installed in the shaft sleeves (5);

both ends all weld installation pole (7) about tail guide wheel axle (1), the outer end of installation pole (7) passes through-hole (3) and extends to in the inner circle of bearing (6), the outer end of installation pole (7) is equipped with mounting (8).

2. The anti-drop structure of the tail guide wheel shaft of the slag salvaging machine as claimed in claim 1, is characterized in that: fixing piece (8) include screw rod (10), the outer end of installation pole (7) is equipped with thread groove (9), the inner spiro union of screw rod (10) is in thread groove (9), the outer end welding of screw rod (10) has horizontal pole (11), the welding has clamping ring (12) on the lateral wall of horizontal pole (11), the outer end edge of installation pole (7) bonds and has rubber ring (13), the lateral wall of rubber ring (13) and the relative laminating of the inner circle inside wall of bearing (6) slide, the inside wall of rubber ring (13) is equipped with interior conical surface (14), conical surface (14) including the lateral wall of clamping ring (12) closely laminates, the lateral wall of rubber ring (13) closely laminates in the inner circle inside wall of bearing (6).

3. The anti-drop structure of the tail guide wheel shaft of the slag extractor as claimed in claim 2, wherein: the lateral wall of clamping ring (12) is equipped with outer conical surface (15), outer conical surface (15) closely laminates on interior conical surface (14).

4. The anti-drop structure of the tail guide wheel shaft of the slag extractor as claimed in claim 1, which is characterized in that: the side wall of the mounting rod (7) is relatively attached to and slides on the inner side wall of the inner ring of the bearing (6).

5. The anti-drop structure of the tail guide wheel shaft of the slag salvaging machine as claimed in claim 1, is characterized in that: the shaft sleeve (5) is a bearing seat, and the bearing (6) is fixedly arranged in the bearing seat.

6. The anti-drop structure of the tail guide wheel shaft of the slag salvaging machine as claimed in claim 1, is characterized in that: the side wall of the mounting rod (7) is not in contact with the inner side wall of the through hole (3).