Novel impact-resistant high-strength high-toughness carrier roller

Abstract

The utility model relates to the technical field of carrier rollers, and discloses a novel impact-resistant high-strength high-toughness carrier roller which comprises a roller cylinder, a supporting shaft, a bearing seat, a bearing, a sealing ring and a plurality of reinforcing supporting mechanisms, the reinforcing supporting mechanisms are fixed on the outer side of the supporting shaft, the supporting shaft penetrates through the roller cylinder, and the reinforcing supporting mechanisms are supported on the inner wall of the roller cylinder. The roller comprises an inner shell, an outer shell, supporting rings, a wear-resistant layer and check rings, the supporting rings are fixed between the inner shell and the outer shell, the check rings are welded and fixed to the left ends and the right ends of the inner shell and the outer shell, the two ends of the inner shell and the two ends of the outer shell are blocked through the check rings, and the wear-resistant layer is arranged on the outer side of the outer shell. The roller is of a double-layer design, so that the impact force on unit area can be conveniently reduced, and the impact resistance is higher; the roller is supported from the inside, so that the overall strength is improved; and the wear-resisting property is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to a roller technology field especially relates to a novel impact resistance high strength high toughness roller. BACKGROUND

[0002] The roller is an important component of the belt conveyor, can support the weight of the conveying belt and material, accounts for 35% of the total cost of a belt conveyor, and generates more than 70% of the resistance. The roller must be flexible and reliable to reduce the friction between the conveying belt and the roller, which plays a key role in the service life of the conveying belt accounting for more than 25% of the total cost of the conveyor.

[0003] The roller mainly consists of a roller, a shaft, a bearing, a bearing seat, a sealing ring and the like. The existing roller is mostly a single thin annular shell, and the strength is not high enough, which is easy to deform under impact. In addition, the wear resistance of the roller is generally poor and is easy to be worn out after a long time of use. Therefore, in view of the above status, it is urgent to develop a novel impact resistance high strength high toughness roller with a double-layer design of the roller, which facilitates to reduce the impact force per unit area, has stronger impact resistance, supports the roller from the inside, improves the overall strength, and has good wear resistance, so as to overcome the deficiencies in the current actual application and meet the current demand. SUMMARY

[0004] The utility model discloses a novel impact resistance high strength high toughness roller, which is used to solve the problems in the background technology.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A novel impact resistance high strength high toughness roller, comprising a roller, a support shaft, a bearing seat, a bearing, a sealing ring and a reinforcing support mechanism, the outer side of the support shaft is fixed with a plurality of reinforcing support mechanisms, the support shaft penetrates the roller, the reinforcing support mechanism is supported on the inner wall of the roller, the roller comprises an inner shell, an outer shell, a support ring, a wear-resistant layer and a check ring, a plurality of support rings are fixed between the inner shell and the outer shell, check rings are welded and fixed to the left and right ends of the inner shell and the outer shell, the two ends of the inner shell and the outer shell are plugged by the check rings, and the outer side of the outer shell is provided with a wear-resistant layer.

[0007] Preferably, the wear-resistant layer is sprayed with polyurethane wear-resistant paint.

[0008] Preferably, the left and right ends of the roller are fixed with one bearing seat, one bearing is installed in each bearing seat, the support shaft penetrates the inner ring of the bearing, and one sealing ring is installed on the front side of each bearing.

[0009] Preferably, the inner shell, the outer shell, the support ring and the check ring are made of high-strength alloy steel.

[0010] Preferably, the reinforcing support mechanism comprises an outer ring and arc-shaped support pieces, the outer ring is fixed on the support shaft, and the outer ring is externally fixed with a plurality of arc-shaped support pieces.

[0011] Preferably, the outer diameter of the arc-shaped support piece is the same as the inner diameter of the inner shell.

[0012] The novel impact-resistant high-strength high-toughness idler of the utility model has the advantages that: when in use, the roller has a double-layer design of the inner shell and the outer shell, when impacted, the impact is dispersed to the inner shell and the outer shell, thereby reducing the impact force on the unit area, thereby improving the impact resistance of the roller, in addition, the inner shell is supported from the inside by the outer ring and the arc-shaped support pieces, thereby improving the strength of the roller, and the wear-resistant layer can improve the wear resistance and impact resistance of the roller. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is a three-dimensional structure schematic view of the utility model.

[0014] Fig. 2 It is an internal sectional view of the utility model.

[0015] Fig. 3 It is an explosion view of the utility model.

[0016] Fig. 4 It is a partial structure schematic view of the utility model.

[0017] LEGEND:

[0018] 1, roller; 101, inner shell; 102, outer shell; 103, support ring; 104, wear-resistant layer; 105, check ring; 2, support shaft; 3, bearing seat; 4, bearing; 5, sealing ring; 6, reinforcing support mechanism; 601, outer ring; 602, arc-shaped support piece. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0020] The following specific embodiments are given.

[0021] Referring to Figs. 1-4 The utility model discloses an impact resistance high strength high toughness carrier roller, including roller 1, support shaft 2, bearing seat 3, bearing 4, sealing ring 5 and strengthening support mechanism 6, a plurality of strengthening support mechanisms 6 are fixed to the outside of support shaft 2, support shaft 2 penetrates roller 1, and strengthening support mechanism 6 supports to the inner wall of roller 1, and one bearing seat 3 is fixed to the left and right two ends of roller 1, one bearing 4 is installed in each bearing seat 3, and support shaft 2 passes through the inner ring of bearing 4, one sealing ring 5 is installed to the front side of each bearing 4, and roller 1 includes: inner casing 101, outer casing 102, support ring 103, wear layer 104 and baffle ring 105, and inner casing 101, outer casing 102, support ring 103 and baffle ring 105 are all made of high-strength alloy steel, so that it has good strength, a plurality of support rings 103 are fixed between inner casing 101 and outer casing 102, and baffle ring 105 is welded and fixed to the left and right two ends of inner casing 101 and outer casing 102, the two ends of inner casing 101 and outer casing 102 are sealed by baffle ring 105, and the outer side of outer casing 102 is provided with wear layer 104, wear layer 104 is formed by spraying polyurethane wear-resistant paint, and the polyurethane wear-resistant paint has good wear resistance and impact resistance, so as to improve the wear resistance and impact resistance of outer casing 102.

[0022] Strengthening support mechanism 6 includes: outer circular ring 601 and arc-shaped support sheet 602, the outer circular ring 601 is fixed on support shaft 2, a plurality of arc-shaped support sheets 602 are fixed to the outer side of outer circular ring 601, the outer diameter of arc-shaped support sheet 602 is same with the inner diameter of inner casing 101, and when using, inner casing 101 is supported from the inside by outer circular ring 601 and arc-shaped support sheet 602, so as to improve the strength of roller 1.

[0023] Working principle: the novel impact resistance high strength high toughness carrier roller, when using, roller 1 has the double-layer design of inner casing 101 and outer casing 102, when being impacted, the impact will be dispersed to inner casing 101 and outer casing 102, so as to reduce the impact force on unit area, so as to improve the impact resistance of roller 1, in addition, inner casing 101 is supported from the inside by outer circular ring 601 and arc-shaped support sheet 602, so as to improve the strength of roller 1, and the wear resistance and impact resistance of roller 1 can be improved by the design of wear layer 104.

[0024] The above only is the preferred specific implementation manner of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art in the utility model disclosed technical range, according to the utility model technical scheme and the utility model concept, equivalent replacement or change, all should be covered in the protection scope of the utility model.

Claims

1. A new type of impact resistant high strength high toughness idler, characterized in that, The utility model provides a kind of roller (1), support shaft (2), bearing seat (3), bearing (4), sealing ring (5) and reinforcing support mechanism (6), the outer side of the support shaft (2) is fixed with multiple reinforcing support mechanisms (6), the support shaft (2) is through roller (1), the reinforcing support mechanism (6) is supported to the inner wall of roller (1), the roller (1) includes: inner shell (101), outer shell (102), support ring (103), wear-resistant layer (104) and baffle ring (105), multiple support rings (103) are fixed between the inner shell (101) and outer shell (102), the left and right ends of the inner shell (101) and outer shell (102) are welded with baffle ring (105), the left and right ends of the inner shell (101) and outer shell (102) are sealed by baffle ring (105), the outer side of the outer shell (102) is provided with wear-resistant layer (104).

2. The new impact resistant high strength high tenacity idler roller as claimed in claim 1 wherein, The wear-resistant layer (104) is formed by spraying polyurethane wear-resistant paint.

3. The new impact resistant high strength high tenacity idler roller as claimed in claim 1 wherein, The left and right ends of the roller (1) are fixed with one bearing seat (3), one bearing (4) is installed in each bearing seat (3), the support shaft (2) passes through the inner ring of the bearing (4), and one sealing ring (5) is installed on the front side of each bearing (4).

4. The new impact resistant high strength high tenacity idler roller as claimed in claim 1 wherein, The inner shell (101), outer shell (102), support ring (103) and baffle ring (105) are made of high-strength alloy steel.

5. The new impact resistant high strength high tenacity idler roller as claimed in claim 1 wherein, The reinforcing support mechanism (6) includes: an outer ring (601) and an arc-shaped support piece (602), the outer ring (601) is fixed on the support shaft (2), and the outer side of the outer ring (601) is fixed with multiple arc-shaped support pieces (602).

6. The new impact resistant high strength high tenacity idler roller as claimed in claim 5 wherein, The outer diameter of the arc-shaped support piece (602) is the same as the inner diameter of the inner shell (101).

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