CN215401305U - Carrier roller device for belt conveyor - Google Patents

Abstract

The utility model discloses a carrier roller device for a belt conveyor, which comprises a base, a carrier roller barrel body and a protective cover, wherein a through hole is formed in the left side wall of the protective cover in a penetrating manner, a rotating shaft is rotatably arranged in the through hole, buckles are fixedly arranged at the upper end and the lower end of the side wall of the protective cover, clamping grooves are formed in the upper end and the lower end of the side wall of the carrier roller barrel body, the buckles are movably inserted in the clamping grooves, a carrier roller shaft is arranged in the carrier roller barrel body, rotating holes are formed in the left end and the right end of the carrier roller barrel body in a penetrating manner, a first connecting body is fixedly arranged at the top end of the rotating shaft, a second connecting body is movably arranged at the top end of the carrier roller shaft, and a sealing gasket is sleeved at one end, close to the rotating hole, of the outer wall at the top end of the carrier roller shaft; the carrier roller device is convenient to operate, the carrier roller shaft is arranged into two sections of detachable connecting structures, when a sealing gasket is replaced, the sealing gasket can be conveniently detached at the shaft connecting part, the maintenance operation repair period is accelerated, and therefore the normal operation and the service life of the carrier roller are guaranteed.

Description

Carrier roller device for belt conveyor

Technical Field

The utility model relates to the technical field of conveyor carrier rollers, in particular to a carrier roller device for a belt conveyor.

Background

The belt conveyor is widely applied to various industries such as household appliances, electronics, electric appliances, machinery, tobacco, injection molding, post and telecommunications, printing, food and the like, and mainly plays a role in assembling, detecting, debugging, packaging, transporting and the like of objects. The belt conveyor has the advantages of strong conveying capacity, long conveying distance, simple structure, easy maintenance, convenient implementation of programmed control and automatic operation, and the like. The existing belt conveyor mainly comprises a frame, a conveying belt, a carrier roller, a tensioning device, a transmission device and the like. The carrier roller is an important part of a belt conveyor, the carrier roller accounts for 35% of the total cost of the belt conveyor due to the large number of the carrier roller, more than 70% of resistance is generated, the existing carrier rollers are various and large in number, and the common carrier roller needs to bear large force during operation, so that once the sealing effect is poor, water or dust enters a bearing in the carrier roller, the bearing is damaged, and the common carrier roller device is troublesome in process and inconvenient to replace when a sealing gasket is changed, so that the prior art needs to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the present invention is to provide an idler device for a belt conveyor to solve the problems set forth in the above background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a carrier roller device for a belt conveyor comprises a base, a carrier roller barrel body and a protective cover, wherein carrier roller posts are fixedly arranged at the left end and the right end of the upper surface of the base, bearings are fixedly arranged on the side walls of the carrier roller posts, rotating shafts are rotatably arranged in the bearings, through holes are formed in the left side wall of the protective cover in a penetrating mode, rotating shafts are rotatably arranged in the through holes, buckles are fixedly arranged at the upper end and the lower end of the side wall of the protective cover, clamping grooves are formed in the upper end and the lower end of the side wall of the carrier roller barrel body in a penetrating mode, the buckles are movably inserted in the clamping grooves, a carrier roller shaft is arranged in the carrier roller barrel body, rotating holes are formed in the left end and the right end of the carrier roller barrel body in a penetrating mode, the left end and the right end of the carrier roller shaft both penetrate through the rotating holes and extend into the protective cover, a first connecting body is fixedly arranged at the top end of the rotating shafts, a second connecting body is movably arranged at the top end of the carrier roller shaft, and a sealing gasket is sleeved at one end of the outer wall of the top end of the roller carrier shaft, which is close to the rotating hole.

Preferably, a movable cavity is formed in one side wall of the second connecting body, an inserting block is fixedly mounted on the other side wall of the second connecting body, the top end of the carrier roller shaft is movably mounted in the movable cavity, an opening slot is formed in the side wall of the first connecting body, and the inserting block is movably inserted into the slot.

Preferably, threaded holes are formed in the upper surface and the lower surface of the second connecting body and communicated with the movable cavity, a screw rod is rotatably mounted in each threaded hole, thread grooves are formed in the upper surface and the lower surface of the top end of the carrier roller shaft, and the lower end of the screw rod is rotatably mounted in each thread groove.

Preferably, a bearing seat is fixedly installed on the inner wall of the roller carrier barrel, a limiting bearing is rotatably sleeved on the outer wall of the roller carrier shaft, and the outer ring of the limiting bearing is fixedly connected with the bearing seat.

Compared with the prior art, the utility model has the beneficial effects that: this a bearing roller device for belt conveyor, simple structure, convenient operation, the cooperation installation detachable protection casing through buckle and draw-in groove at the both ends of bearing roller barrel sets the bearing roller axle into two sections detachable connection structure, when changing sealed the pad, but sealed the pad of hub connection department convenient to detach for maintain the operation and repair the cycle, thereby guarantee the normal operating and the life of bearing roller.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a sectional view of a first connector and a second connector according to the present invention.

In the figure: the roller bearing comprises a base 1, a roller body 2, a protective cover 3, a roller column 4, a sealing gasket 5, a bearing 6, a second connector 7, a first connector 8, a rotating shaft 9, a through hole 10, a roller carrier shaft 11, a buckle 12, a clamping groove 13, a rotating hole 14, a limiting bearing 15, a bearing seat 16, a movable cavity 17, a threaded hole 18, a screw rod 19, a threaded groove 20, an insertion block 21 and an insertion groove 22.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: a carrier roller device for a belt conveyor comprises a base 1, a carrier roller barrel 2 and a protective cover 3, wherein carrier roller posts 4 are fixedly arranged at the left end and the right end of the upper surface of the base 1, bearings 6 are fixedly arranged on the side walls of the carrier roller posts 4, a rotating shaft 9 is rotatably arranged in the bearings 6, a through hole 10 is formed in the left side wall of the protective cover 3 in a penetrating manner, one end of the rotating shaft 9 is rotatably arranged in the bearings 6, the other end of the rotating shaft 9 penetrates through the through hole 10 and extends into the protective cover 3, the protective cover 3 can move left and right on the rotating shaft 9, buckles 12 are fixedly arranged at the upper end and the lower end of the side wall of the protective cover 3, clamping grooves 13 are formed in the upper end and the lower end of the side wall of the carrier roller barrel 2, the buckles 12 are movably inserted in the clamping grooves 13, the protective cover 3 is arranged on the outer side of the carrier roller barrel 2 through the matching of the buckles 12 and the clamping grooves 13, a carrier roller shaft 11 is arranged in the carrier roller barrel 2, rotating holes 14 are formed in the left end and the right end of the carrier roller barrel 2, both ends all pass rotation hole 14 and extend to protection casing 3 about bearing roller axle 11 in, the top fixed mounting of pivot 9 has first connector 8, and bearing roller axle 11's top movable mounting has second connector 7, and bearing roller axle 11 and pivot 9 are through first connector 8 and 7 fixed connection of second connector, and the one end cover that the top outer wall of bearing roller axle 11 is close to rotation hole 14 is equipped with sealed pad 5, seals up the junction through sealed pad 5.

The utility model discloses a bearing roller, including second connector 7, activity chamber 17 has been seted up to a lateral wall of second connector 7, the top of second connector 7 with move about in activity chamber 17, the top movable mounting of bearing roller axle 11 is in activity chamber 17, and second connector 7 connects first connector 8 through moving about, and another lateral wall fixed mounting of second connector 7 has inserted block 21, a mouthful slot 22 is seted up to the lateral wall of first connector 8, and inserted block 21 activity is pegged graft in slot 22, connects first connector 8 and second connector 7 through the cooperation of inserted block 21 and slot 22.

Threaded hole 18 has all been seted up on two upper and lower surfaces of second connector 7, and threaded hole 18 is linked together with activity chamber 17, threaded hole 18 sets up with activity chamber 17 is perpendicular, screw rod 19 is installed to screw hole 18 internal rotation, screw-thread fit between screw rod 19 and the threaded hole 18 makes screw rod 19 can revolve in screw hole 18 and screw out, thread groove 20 has all been seted up on the top upper and lower surface of bearing roller axle 11, and the lower extreme rotation of screw rod 19 is installed in thread groove 20, thread fit between thread groove 20 and the screw rod 19, make screw rod 19 can revolve in thread groove 20 and screw out, thereby it is fixed with second connector 7 and bearing roller axle 11.

The inner wall of the roller carrier barrel body 2 is fixedly provided with a bearing seat 16, the outer wall of the roller carrier shaft 11 is rotatably sleeved with a limiting bearing 15, and the outer ring of the limiting bearing 15 is fixedly connected with the bearing seat 16.

The working process and principle are as follows: when the sealing gasket 5 needs to be replaced, the buckle 12 is taken out of the clamping groove 13, the protective cover 3 and the roller body 2 can be separated, the protective cover 3 is moved towards the outer side, the spiral rod 19 at the upper end of the second connector 7 is screwed out, the second connector 7 is separated from the roller shaft 11, the second connector 7 can move outside the roller shaft 11 and moves towards the right, the second connector 7 is moved towards the right, the insert block 21 is taken out of the slot 22, the second connector 7 is separated from the first connector 8, the rotating shaft 9 and the roller shaft 11 are disconnected, the sealing gasket 5 is taken down from the disconnected position, the sealing gasket 5 is installed again, the second connector 7 is fixed with the first connector 8, the rotating shaft 9 is connected with the roller shaft 11, and finally the protective cover 3 is installed back to the outer side of the roller body 2.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (4)

1. The utility model provides a bearing roller device for belt conveyor, includes base (1), bearing roller barrel (2) and protection casing (3), its characterized in that: the roller supporting device is characterized in that roller supporting columns (4) are fixedly mounted at the left end and the right end of the upper surface of the base (1), bearings (6) are fixedly mounted on the side walls of the roller supporting columns (4), rotating shafts (9) are rotatably mounted on the bearings (6), through holes (10) are formed in the left side wall of the protective cover (3), the rotating shafts (9) are rotatably mounted in the through holes (10), buckles (12) are fixedly mounted at the upper end and the lower end of the side wall of the protective cover (3), clamping grooves (13) are formed in the upper end and the lower end of the side wall of the roller supporting cylinder (2), the buckles (12) are movably inserted in the clamping grooves (13), roller supporting shafts (11) are arranged inside the roller supporting cylinder (2), rotating holes (14) are formed in the left end and the right end of the roller supporting cylinder (2), the left end and the right end of the roller supporting shaft (11) extend into the protective cover (3) through the rotating holes (14), the top fixed mounting of pivot (9) has first connector (8), the top movable mounting of bearing roller axle (11) has second connector (7), the one end cover that the top outer wall of bearing roller axle (11) is close to rotation hole (14) is equipped with sealed pad (5).

2. The carrier roller device for the belt conveyor as claimed in claim 1, wherein a movable cavity (17) is formed in one side wall of the second connecting body (7), an insert block (21) is fixedly mounted on the other side wall of the second connecting body (7), the top end of the carrier roller shaft (11) is movably mounted in the movable cavity (17), an opening slot (22) is formed in the side wall of the first connecting body (8), and the insert block (21) is movably inserted into the slot (22).

3. An idler roller assembly for a belt conveyor as claimed in claim 2 wherein: threaded holes (18) are formed in the upper surface and the lower surface of the second connecting body (7), the threaded holes (18) are communicated with the movable cavity (17), screw rods (19) are installed in the threaded holes (18) in a rotating mode, threaded grooves (20) are formed in the upper surface and the lower surface of the top end of the carrier roller shaft (11), and the lower ends of the screw rods (19) are installed in the threaded grooves (20) in a rotating mode.

4. An idler roller assembly for a belt conveyor as claimed in claim 1 wherein: the inner wall of the roller carrier body (2) is fixedly provided with a bearing seat (16), the outer wall of the roller carrier shaft (11) is rotatably sleeved with a limiting bearing (15), and the outer ring of the limiting bearing (15) is fixedly connected with the bearing seat (16).

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