CN210682214U - Heavy-load carrier roller for belt conveyor - Google Patents

Abstract

The utility model discloses a heavy load bearing roller for belt feeder, a serial communication port, including holding in the palm the roll body, its both ends are passed through the bearing and are connected with the bearing frame. The utility model discloses effectively alleviated the bearing roller and born too big life-span reduction problem, more effectual assurance belt feeder system even running. Through increasing bearing frame, bearing, support roll body etc. promptly, and then increase the bearing capacity of bearing roller, under the operating mode of complicacy, avoid the potential safety hazard, also reduced design maintenance cost simultaneously.

Description

Heavy-load carrier roller for belt conveyor

Technical Field

The utility model belongs to the technical field of bulk cargo machinery and specifically relates to a heavy load bearing roller for belt feeder also can be applied to the design of other belt conveyor bearing rollers.

Background

The belt conveyor carrier roller is widely applied to belt conveyors of large-scale equipment such as electric power, metallurgy, mines and transportation (ports and docks), and is often overloaded to work, and the material quality is heavy and hardness is high, and the carrier roller bearing is great. Especially, when the material falls from the guide chute or the hopper, larger impact force is generated, and the abrasion of the carrier roller is further increased. The solution is that a plurality of carrier rollers are usually added, the number is increased, the number of designed connecting ports is increased, and the cost is higher.

SUMMERY OF THE UTILITY MODEL

According to the technical problem provided above, a heavy-duty carrier roller for a belt conveyor is provided. The utility model discloses the effectual belt feeder bearing roller of having alleviated has guaranteed safe operation in heavy load and the great wearing and tearing under assaulting, the while cost is also reduced. And can be made by oneself, can design by oneself according to the requirement, it is more convenient. The utility model discloses a technical means as follows:

a heavy-load carrier roller for a belt conveyor comprises a carrier body, wherein two ends of the carrier body are connected with bearing seats through bearings.

The carrier roller body comprises a carrier roller shell and end shafts positioned at two ends of the carrier roller shell;

the end shaft is provided with a bearing connecting shaft connected with the bearing;

the bearing connecting shaft is a stepped shaft and comprises a large end shaft and a small end shaft far away from the carrier roller shell.

The bearing seat is internally provided with a stepped cavity arranged along the axis of the bearing seat;

the stepped cavity comprises a front end cavity, a middle end cavity and a rear end cavity which are sequentially communicated, wherein the inner diameters of the front end cavity and the rear end cavity are smaller than that of the rear end cavity;

the bearing connecting shaft extends into the stepped cavity from the front end of the bearing seat, wherein the small end shaft is positioned in the middle end cavity and is connected with the middle end cavity through the bearing, a baffle ring is arranged between the front end surface of the bearing and the front end surface of the middle end cavity, and a baffle ring is arranged between the rear end surface of the bearing and the rear end surface of the middle end cavity;

a stop pad matched with the rear end cavity is arranged in the rear end cavity and is connected with the rear end cavity through a bolt;

an O-shaped sealing ring is arranged between the large end shaft and the bearing seat;

and a blank cap is arranged in the rear end wall of the bearing seat and opposite to the step cavity.

The bearing seat is of a split structure and comprises a bearing base and a bearing cover.

The material of bearing roller shell is 20 # steel.

The utility model discloses pass through the bearing with the bearing body and fix on the steel construction, on the material conveying held in the palm the roll body, the cylinder drove belt transportation material, and the bearing body passes through the bearing and rotates the conveying, and simple structure is reasonable. And the roller shell adopts 20 # steel, and bears larger load than the common carrier roller.

The utility model discloses effectively alleviated the bearing roller and born too big life-span reduction problem, more effectual assurance belt feeder system even running. Through increasing bearing frame, bearing, support roll body etc. promptly, and then increase the bearing capacity of bearing roller, under the operating mode of complicacy, avoid the potential safety hazard, also reduced design maintenance cost simultaneously.

The utility model has the advantages of it is following:

1. the utility model discloses can be applied to all kinds of belt feeder equipment, the range of application is wide.

2. The utility model discloses the structure principle is simple, and the installation is changed conveniently, and is with low costs, and bearing effect is good.

Based on the above reason the utility model discloses can extensively promote in bulk cargo machinery field and other belt conveyor bearing roller designs.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is the structure schematic diagram of the heavy-duty carrier roller for the belt conveyor of the present invention.

Fig. 2 is a sectional view of the carrier roller body of the present invention.

Fig. 3 is a schematic connection diagram of the carrier roller body, the bearing and the bearing seat of the present invention.

Fig. 4 is a schematic structural diagram of the bearing seat of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 and 2, the heavy-duty carrier roller for the belt conveyor comprises a carrier roller body 1, wherein the carrier roller body 1 comprises a carrier roller shell 11 and end shafts 12 positioned at two ends of the carrier roller shell 11; the material of the carrier roller shell 11 is 20 # steel; the end shaft 12 has a bearing connecting shaft connected with the bearing 5; the bearing connecting shaft is a stepped shaft and comprises a large end shaft and a small end shaft far away from the carrier roller shell 11; the bearing connecting shaft is connected with the bearing seat 4 through the bearing 5; as shown in fig. 3, the bearing seat 4 has a stepped cavity therein along its axis; the stepped cavity comprises a front end cavity, a middle end cavity and a rear end cavity which are sequentially communicated, wherein the inner diameters of the front end cavity and the rear end cavity are smaller than that of the rear end cavity; the bearing connecting shaft extends into the stepped cavity from the front end of the bearing seat 4, wherein the small end shaft is positioned in the middle end cavity and is connected with the middle end cavity through the bearing 5, a retaining ring 3 is arranged between the front end surface of the bearing 5 and the front end surface of the middle end cavity, and a retaining ring 9 is arranged between the rear end surface of the bearing 5 and the rear end surface of the middle end cavity; a stop pad 7 matched with the rear end cavity is arranged in the rear end cavity and is connected with the rear end cavity through a bolt 8; an O-shaped sealing ring 2 is arranged between the large end shaft and the bearing seat 4; a blank cap 6 is arranged in the rear end wall of the bearing seat 4 and opposite to the step cavity; as shown in fig. 4, the bearing seat 4 is a split structure, and includes a bearing base 13 and a bearing cap 14 connected by a first bolt assembly 10, a lifting lug may be further disposed at the upper end of the bearing cap 14, and the bearing base 13 may be fixed on a steel structure by a second bolt assembly.

When the material falls down or is conveyed to a heavy-duty carrier roller for a belt conveyor, the belt drives the carrier roller body 1 to rotate. When the material is overloaded or impacted greatly, the supporting roller body 1 can be driven to rotate only by the small tension of the leather belt, and the phenomena of stagnation or slipping and the like can not be generated.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (3)

1. A heavy-load carrier roller for a belt conveyor is characterized by comprising a carrier roller body (1), wherein two ends of the carrier roller body are connected with a bearing seat (4) through bearings (5);

the carrier roller body (1) comprises a carrier roller shell (11) and end shafts (12) positioned at two ends of the carrier roller shell (11);

the end shaft (12) is provided with a bearing connecting shaft connected with the bearing (5);

the bearing connecting shaft is a stepped shaft and comprises a large end shaft and a small end shaft far away from the carrier roller shell (11);

a step cavity arranged along the axis of the bearing seat (4) is arranged in the bearing seat;

the stepped cavity comprises a front end cavity, a middle end cavity and a rear end cavity which are sequentially communicated, wherein the inner diameters of the front end cavity and the rear end cavity are smaller than that of the middle end cavity;

the bearing connecting shaft extends into the stepped cavity from the front end of the bearing seat (4), wherein the small end shaft is positioned in the middle end cavity and is connected with the middle end cavity through the bearing (5), a baffle ring (3) is arranged between the front end surface of the bearing (5) and the front end surface of the middle end cavity, and a retainer ring (9) is arranged between the rear end surface of the bearing (5) and the rear end surface of the middle end cavity;

a locking pad (7) matched with the rear end cavity is arranged in the rear end cavity and is connected with the rear end cavity through a bolt (8);

an O-shaped sealing ring (2) is arranged between the large end shaft and the bearing seat (4);

and a blank cap (6) is arranged in the rear end wall of the bearing seat (4) and opposite to the step cavity.

2. The heavy load idler for belt conveyor according to claim 1, wherein: the bearing seat (4) is of a split structure and comprises a bearing base (13) and a bearing cover (14).

3. The heavy load idler for belt conveyor according to claim 1, wherein: the material of bearing roller shell (11) is 20 # steel.

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