CN209796645U - Be used for band conveyer supporting structure - Google Patents

Abstract

The utility model provides a be used for band conveyer supporting structure, includes second crossbeam and second support frame, and second support frame lower extreme is fixed on the second crossbeam, and backing roll under the installation of second support frame upper end, the second support frame is crisscross the setting respectively on the second crossbeam. The utility model discloses change the fore-stock top and set up antifriction bearing as the structure of single strong point, change into the mode of arranging of support on the crossbeam simultaneously, adopt the crisscross mode of arranging of support, the point of pipeline bearing and conveyer belt, line contact before the relative change, change into point, face contact, realize three point one-tenth face on different dimension lines, increase effective contact point, enlarge the contact surface, reduce the weight of backing roll, the disadvantage that can not reload before the solution, and reduce the damage of backing roll.

Description

Be used for band conveyer supporting structure

Technical Field

The utility model belongs to the technical field of band conveyer technique and specifically relates to, especially, relate to a be used for band conveyer supporting structure.

Background

The belt conveyor is an important material conveying device in industrial production, and has large bearing capacity and more energy consumption. As shown in the figure 1, the Chinese invention patent 201610838497.3 discloses an energy-saving and consumption-reducing belt conveyor, which comprises a frame, and a transmission roller, a bend pulley, an upper supporting roller, a lower supporting roller, a driving device, an anti-deviation device, an anti-slip device, an electric metering device and an operation control system which are supported on the frame, wherein the driving roller and the bend pulley are respectively positioned at the bending sections at two ends of a belt, the belt is wound on the driving roller and the bend pulley and is divided into an upper section, a lower section and a bending section, the upper section and the lower section of the belt are respectively supported by the upper supporting roller and the lower supporting roller, the upper supporting roller and the lower supporting roller are respectively arranged on a first bracket and a second bracket, the upper supporting roller and the lower supporting roller are a plurality of rolling bearings directly contacted with the belt, the first bracket comprises a first beam and a plurality of first supporting brackets, the upper end of the first supporting bracket is provided with the rolling bearings through a, the lower end of the first support frame is fixed with the first cross beam; the second support comprises a second cross beam and a second support frame, the upper end of the second support frame is provided with the rolling bearing through a second shaft, and the lower end of the second support frame is fixed with the second cross beam; the first cross beam and the second cross beam are fixed on the frame along the width direction of the belt.

However, the chinese invention patent 201610838497.3 has a problem that the upper support roller and the lower support roller are a plurality of rolling bearings directly contacting the belt, and therefore the second support includes a second cross member and a plurality of second bearing frames, and the rolling bearings are mounted on the upper ends of the second bearing frames through the second shafts, so that the mounting portions on the upper ends of the second bearing frames are easily worn and damaged, which may cause damage to the conveyor belt and increase the damage rate of spare parts such as the bearings of the support rollers.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned defect and problem of prior art, the utility model aims to solve the technical problem that a be used for band conveyer supporting structure is provided.

In order to achieve the above object, the utility model provides a following technical scheme:

The utility model provides a be used for band conveyer supporting structure, includes second crossbeam and second support frame, and second support frame lower extreme is fixed on the second crossbeam, and backing roll under the installation of second support frame upper end.

in the above technical scheme, the second support frames are respectively arranged on the second cross beam in a staggered manner.

In the above technical solution, the second beam is fixed on the frame of the belt conveyor along the belt width direction of the belt conveyor.

Among the above-mentioned technical scheme, the backing roll includes roll surface, cylindrical back shaft, forms the bearing cavity between roll surface and the back shaft, in the bearing cavity, set up the ball along the outer circumference of back shaft, it is fixed through the snap ring between roll surface and the cylindrical back shaft, the sealing tongue with the dust cap joint in the snap ring outside, the visor setting is in the bearing cavity outside.

In the technical scheme, the roller surface is respectively provided with at least one anti-abrasion and anti-sticking layer prepared from polyurethane.

In the technical scheme, the thickness of the anti-abrasion anti-sticking layer is 3-15 mm.

In the above technical solution, the number of the second support frames is 3-11.

Among the above-mentioned technical scheme, the second support includes second crossbeam and 7 second support frames, the second crossbeam is fixed in the frame along the width direction of belt, backing roll under the installation of second support frame upper end, the fixed welding of 7 second support frames is on the horizontal direction of second crossbeam, the second support frame divide into 3 second support frames A and 4 second support frames B, second support frame A's height is the same with second support frame B's height, use the central line of belt as the benchmark, the central line below of belt sets up a second support frame A, respectively set up second support frame B in second support frame A both sides symmetry respectively, second support frame A and second support frame B, three second support frame A forms a straight line in the horizontal direction, four second support frames B form a straight line in the horizontal direction.

In the technical scheme, the lower end of the second support frame is vertically welded and fixed on the second cross beam.

The utility model discloses change the fore-stock top and set up antifriction bearing as the structure of single strong point, change into the mode of arranging of support on the crossbeam simultaneously, adopt the crisscross mode of arranging of support, the point of pipeline bearing and conveyer belt, line contact before the relative change, change into point, face contact, realize three point one-tenth face on different dimension lines, increase effective contact point, enlarge the contact surface, reduce the weight of backing roll, the disadvantage that can not reload before the solution, and reduce the damage of backing roll.

Drawings

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

Fig. 1 is a schematic view of the second bracket of the present invention.

Fig. 2 is a schematic top view of the second bracket of the present invention.

Fig. 3 is a schematic side view of the second bracket of the present invention.

Fig. 4 is a schematic sectional structure diagram of the support roller of the present invention.

Wherein: the anti-abrasion and anti-sticking device comprises a lower supporting roller 2, a belt 3, a second cross beam 6, a second supporting frame 7, a second supporting frame A71, a second supporting frame B72, a contact point 8, a contact point A281, a contact point B282, a roller surface 9, a supporting shaft 10, a bearing cavity 11, balls 12, a snap ring 13, a sealing tongue 14, a dust cap 15, a protective cover 16, a mounting bracket 17 and an anti-abrasion and anti-sticking layer 18.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings of the present invention, and obviously, 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 belong to the protection scope of the present invention.

As an example of a structure of a stand for a belt conveyor shown in the embodiment, like the structure of a stand for a belt conveyor disclosed in chinese patent 201610838497.3, embodiment 1 discloses a second stand for use in an energy saving and consumption reducing belt conveyor, the second bracket is welded on a frame of the energy-saving and consumption-reducing belt conveyor, a driving roller and a bend pulley which are supported on the frame are respectively positioned at the bending sections at two ends of the belt, the belt is surrounded on the driving roller and the bend pulley and is divided into an upper section, a lower section and a bending section, the utility model improves the second bracket which is provided with an upper supporting roller on the upper section in the prior art, and improve the snub pulley simultaneously and trade lower back-up roll for lower back-up roll, the lower section of belt is supported by the lower back-up roll, and the lower back-up roll passes through the installing support to be installed on the second support, and the belt forms the contact point with last back-up roll direct contact.

According to the illustration in fig. 4, the supporting roll comprises a roll surface and a cylindrical supporting shaft, a bearing cavity is formed between the roll surface and the supporting shaft, a ball is arranged in the bearing cavity along the outer circumference of the supporting shaft, the ball is equivalent to a rolling assembly, the roll surface and the cylindrical supporting shaft are fixed through a clamping ring, a dustproof cap is clamped on the outer side of the clamping ring through a sealing tongue, a protective cover is arranged on the outer side of the bearing cavity, the supporting roll adopts a sealing structure formed by combining the sealing tongue, the protective cover and the dustproof cap, the bearing is protected, and the; set up the polyurethane layer that one deck thickness is 3-15 mm at least at the roll surface of backing roll as the antiseized layer of abrasionproof, the polyurethane layer uses the polyurethane preparation, the slip of backing roll has been increased, reduce the friction, reduce the bonding of material at the backing roll surface, and then reduce the frictional resistance between conveyer belt and the backing roll, reduce band conveyer's energy consumption, the antiseized layer of abrasionproof also can adopt materials preparation such as rubber, but there is the great problem of wearing and tearing volume, but can use the material preparation of similar polyurethane performance, in order to reach and reduce frictional resistance, and the durable purpose of life-span.

According to fig. 1 to 3 show, the second support includes second crossbeam and 7 second support frames, the second crossbeam is fixed in the frame along the width direction of belt, backing roll under the installation of second support frame upper end, the fixed welding of 7 second support frames is on the horizontal direction of second crossbeam, the second support frame divide into 3 second support frames a and 4 second support frames B, second support frame a's height is the same with second support frame B's height, use the central line of belt as the benchmark, the central line below of belt sets up a second support frame a, respectively set up second support frame B in second support frame a both sides symmetry respectively, second support frame a and second support frame B, its final sequential structure is: the device comprises a second support frame B, a second support frame A, a second support frame B, a second support frame A and a second support frame B; three second support frames A form a straight line in the horizontal direction, four second support frames B form a straight line in the horizontal direction, a structural layout that the second support frames B and the second support frames A are arranged on a second cross beam in a staggered mode is formed, the contact point of a supporting roller at the top end of the second support frame A and a belt is a contact point A2, the contact point of a supporting roller at the top end of the second support frame B and a belt is a contact point B2, three point positions of two contact points A1 and a contact point B2 are in contact with the belt, similarly, three point positions of one adjacent contact point A1 and two adjacent contact points B2 are in contact with the belt, according to the theory of three-point plane formation, the heavy-load support is realized in a mode that the supporting roller is in surface contact with the belt, the structure changes the structure that a single bearing is always used as a single support point in the prior art into staggered arrangement of the, the effective contact points are increased, the contact surface is enlarged, the heavy load of the supporting roller can be realized, the inertia resistance of a conveying belt and a supporting roller of the belt conveyor is reduced, and the resistance of the impact of the lower convex supporting roller caused by the sinking of gravitation after the conveying belt is heavily loaded is reduced.

The second support frame is welded perpendicular to the second cross beam, so that the machining is simplified, and the machining difficulty is reduced; and after the supporting roller at the upper end of any second supporting frame is abraded and damaged, the second supporting frame does not need to be replaced as long as the supporting roller is replaced, so that the material is saved, and the maintenance is convenient and fast.

The patent is a Chinese invention patent 201610838497.3 which discloses a further improved technology of an energy-saving consumption-reducing belt conveyor, so the patent can refer to the content of the Chinese invention patent 201610838497.3 in the installation of a rack, a driving roller, a bend roller and a second cross beam which are supported on the rack.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (8)

1. A be used for band conveyer supporting structure which characterized in that: the support device comprises a second cross beam and a second support frame, wherein the lower end of the second support frame is fixed on the second cross beam, and a lower support roller is installed at the upper end of the second support frame.

2. A supporting structure for a belt conveyor according to claim 1, characterized in that: the second support frames are respectively arranged on the second cross beams in a staggered mode.

3. A supporting structure for a belt conveyor according to claim 1 or 2, characterized in that: the back-up roll includes roll surface, cylindrical back shaft, forms the bearing cavity between roll surface and the back shaft, in the bearing cavity, set up the ball along the outer circumference of back shaft, it is fixed through the snap ring between roll surface and the cylindrical back shaft, the sealing tongue with the dust cap joint in the snap ring outside, the visor setting is in the bearing cavity outside.

4. A supporting structure for a belt conveyor according to claim 3, characterized in that: the roller surfaces are respectively provided with at least one anti-abrasion and anti-sticking layer.

5. A supporting structure for a belt conveyor according to claim 4, characterized in that: the thickness of the anti-abrasion anti-sticking layer is 3-15 mm.

6. A supporting structure for a belt conveyor according to claim 4, characterized in that: the number of the second support frames is 3-11.

7. A supporting structure for a belt conveyor according to claim 6, characterized in that: the second cross beam is fixed on a rack of the belt conveyor along the width direction of a belt of the belt conveyor.

8. A supporting structure for a belt conveyor according to claim 7, characterized in that: the second crossbeam is fixed in the frame along the width direction of belt, backing roll under the installation of second support frame upper end, the fixed welding of 7 second support frames is on the horizontal direction of second crossbeam, the second support frame divide into 3 second support frames A and 4 second support frames B, second support frame A's height is the same with second support frame B's height, use the central line of belt as the benchmark, the central line below of belt sets up a second support frame A, respectively the symmetry respectively sets up second support frame B in second support frame A both sides, second support frame A and second support frame B, three second support frame A forms a straight line in the horizontal direction, four second support frames B form a straight line in the horizontal direction.