CN211664105U

CN211664105U - Prevent excursion belt conveyor with higher bearing capacity

Info

Publication number: CN211664105U
Application number: CN201922458877.6U
Authority: CN
Inventors: 李谦; 袁爱彬; 娄桂林; 李健刚
Original assignee: Tangshan Dongya Heavy Industry Equipment Group Co ltd
Current assignee: Tangshan Dongya Heavy Industry Equipment Group Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-10-13
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses an anti-deviation belt conveyor with higher bearing capacity, which comprises a frame, a belt, a carrier roller, a walking wheel, a wheel bracket, a belt driving device and a control circuit; the carrier roller comprises a central shaft, a cylinder body, a carrier roller bearing block, an outer shield and a sealing assembly; a cylinder body is arranged outside the central shaft, two ends of the inner side of the cylinder body are fixedly connected with a carrier roller bearing block, and the carrier roller bearing is positioned in the carrier roller bearing block and is fixedly connected with the central shaft; the outer protective cover covers the outer sides of the carrier roller bearing and the carrier roller bearing seat; the sealing assembly comprises an outer end cover, a V-shaped sealing ring, a convex labyrinth ring, a concave labyrinth ring, a check ring and an inner sealing ring; the outer end cover, the V-shaped sealing ring, the convex labyrinth ring and the concave labyrinth ring are sequentially sealed between the outer protective cover and the roller bearing from outside to inside; the retainer ring is positioned between the roller bearing and the concave labyrinth ring; the inner sealing ring is sealed at the joint of the inner side of the carrier roller bearing and the carrier roller bearing seat. The utility model discloses the bearing roller is sealed effectual, long service life.

Description

Prevent excursion belt conveyor with higher bearing capacity

Technical Field

The utility model relates to a cargo airplane, especially a prevent excursion belt conveyor with higher bearing capacity.

Background

In belt conveyors, idlers play a vital role. The bearing roller is because often receive the impact of material for the seal structure of bearing roller receives destruction easily, exists the emollient in the bearing of bearing roller and reveals easily, causes the bearing roller to damage, causes the abnormal shut down of conveyer, influences production.

The conventional sealing means is to realize sealing by utilizing an inner sealing ring, an outer sealing ring, an inner retainer ring, an outer retainer ring and a baffle which are arranged on the outer side of the roller bearing, and a sealing ring and a base plate on the inner side of the roller bearing. However, when the common sealing retainer ring is matched with the baffle, the rubber ring is easy to fall off due to the fact that the rubber ring extrudes the retainer ring when materials fall on the conveying belt, and the phenomenon of sealing failure occurs.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a deviation preventing belt conveyor that has higher bearing capacity that bearing roller is sealed effectual.

In order to solve the technical problem, the utility model discloses the technical scheme who takes is:

an anti-deviation belt conveyor with higher bearing capacity comprises a frame, a belt, a carrier roller, a traveling wheel, a wheel bracket, a belt driving device and a control circuit; the two rollers are connected to two ends of the rack in a rotating mode and are in belt transmission connection through a belt and a belt driving device; the wheel bracket is arranged below the frame; the travelling wheels are arranged at the bottom of the wheel bracket; a plurality of carrier rollers for supporting the belt are connected to the frame between the rollers; the carrier roller comprises a central shaft, a cylinder body, a carrier roller bearing block, an outer shield and a sealing assembly; a cylinder body is arranged outside the central shaft, two ends of the inner side of the cylinder body are fixedly connected with a carrier roller bearing block, and the carrier roller bearing is positioned in the carrier roller bearing block and is fixedly connected with the central shaft; the outer protective cover covers the outer sides of the carrier roller bearing and the carrier roller bearing seat; the sealing assembly comprises an outer end cover, a V-shaped sealing ring, a convex labyrinth ring, a concave labyrinth ring, a check ring and an inner sealing ring; the outer end cover, the V-shaped sealing ring, the convex labyrinth ring and the concave labyrinth ring are sequentially sealed between the outer protective cover and the roller bearing from outside to inside; the retainer ring is positioned between the roller bearing and the concave labyrinth ring; the inner sealing ring is sealed at the joint of the inner side of the carrier roller bearing and the carrier roller bearing seat.

In the belt conveyor, the control circuit comprises a control chip, a driving motor, an energy-saving control module and an anti-slip module; the driving motor is arranged in the belt driving device; the energy-saving control module comprises a first infrared sensor, a first relay coil, a normally open control contact of a first relay and a first triode; the first infrared sensor is arranged on one side of the conveying starting end of the belt 7, and infrared rays are emitted towards the other side; the first infrared sensor is connected with a P1.0 interface of the control chip; the base electrode of the first triode (V1) is connected with the P2.0 interface of the control chip, the emitting electrode is grounded, and the collector electrode is connected with the first relay coil in series and then connected with the power supply; one end of a normally open control contact of the first relay is connected with a power supply, and the other end of the normally open control contact of the first relay is connected with the driving motor in series and then grounded.

In the belt conveyor, the anti-slip module comprises a second infrared sensor, a second relay coil, a normally closed control contact of a second relay, a second triode, a loudspeaker and a warning lamp; the two second infrared sensors are respectively arranged on two sides of the conveying starting end of the belt 7, and infrared rays are sent towards the conveying finishing end of the belt 7; the second infrared sensor is connected with a P1.1 interface of a CPU of the control chip; the base electrode of the second triode is connected with the P2.1 interface of the control chip, the emitting electrode is connected with the warning lamp and the loudspeaker in series and then grounded, and the collecting electrode is connected with the second relay coil in series and then connected with the power supply; one end of a normally closed control contact of the second relay is connected with a power supply, and the other end of the normally closed control contact of the second relay is connected with the driving motor in series and then grounded.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: the utility model utilizes the V-shaped sealing ring, the labyrinth and the inner seal as main elements to seal the belt conveyer, and compared with the prior sealing structure, the labyrinth structure plays a crucial role; the cooperation of protruding type maze and concave type maze will slow down the power that the rubber ring extrudeed the retaining ring to strengthen sealing strength greatly, V type sealing washer, maze and inner seal's triple structure are sealed, make the bearing roller sealed effectual, bearing roller long service life. The carrier roller has the characteristics of simple structure, good sealing effect, good performance, long service life and smoother rotation; therefore, the utility model discloses a transportation is level and smooth more, accessible, and overhauls the convenience.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a schematic view of a belt conveyor;

fig. 2 is a schematic structural view of a idler;

fig. 3 is a circuit schematic of the control circuit.

The reference numerals in the figures denote: 1. carrier roller, 2, the cylinder, 3, the frame, 4, the wheel support, 5, the walking wheel, 6, belt drive arrangement, 7, the belt, 8, the outer guard, 9, outer end cover, 10, V type sealing washer, 11, the protruding type maze, 12, the concave type maze, 13, the retaining ring, 14, the bearing roller bearing, 15, the internal seal, 16, the bearing roller bearing frame, CPU, the controller, H1, first infrared sensor, H2, the second infrared sensor, J1, first relay coil, J1-1, the normally open control contact of first relay, J2, second relay coil, J2-1, the normally closed control contact of second relay, V1, first triode, V2, the second triode, LB, loudspeaker, LED, warning light, M, driving motor.

Detailed Description

Referring to fig. 1, the utility model comprises a frame 3, a belt 7, a carrier roller 1, a roller 2, a walking wheel 5, a wheel bracket 4, a belt driving device 6 and a control circuit; the two rollers 2 are connected to two ends of the rack in a rotating mode and are in belt transmission connection through a belt 7 and a belt driving device 6; thus, the belt driving device 6 can drive the belt to rotate, so that materials are transported. The wheel bracket 4 is arranged below the frame 3, and the travelling wheels 5 are arranged at the bottom of the wheel bracket 4; through the setting of walking wheel, can realize belt conveyor's portable removal. A plurality of carrier rollers 1 for supporting the belt 7 are connected to the frame 3 between the rollers 2; used for supporting the materials during the material transportation and assisting the transportation of the belt 7.

Referring to fig. 2, in the present invention, the carrier roller 1 includes a central shaft, a cylinder, a carrier roller bearing 14, a carrier roller bearing seat 16, an outer shield 8 and a sealing assembly. A cylinder is arranged outside the central shaft, two ends of the inner side of the cylinder are fixedly connected with carrier roller bearing blocks 16, and carrier roller bearings 14 are positioned in the carrier roller bearing blocks and fixedly connected with the central shaft. The outer shroud 8 covers the outside of the idler bearings 14 and idler chock 16. The sealing assembly comprises an outer end cover 9, a V-shaped sealing ring 10, a convex labyrinth ring 11, a concave labyrinth ring 12, a retainer ring 13 and an inner sealing ring 15; the outer end cover 9, the V-shaped sealing ring 10, the convex labyrinth ring 11 and the concave labyrinth ring 12 are sequentially sealed between the outer shield 8 and the roller bearing 14 from outside to inside. The retainer ring 13 is positioned between the roller bearing 14 and the concave labyrinth ring 12; the inner sealing ring 15 is sealed at the joint of the inner side of the carrier roller bearing 14 and the carrier roller bearing seat 16.

By adopting the structure, the inner side of the roller bearing is provided with the inner seal 5, so that the good inner seal is ensured. On the outside, the concave labyrinth 3 and the convex labyrinth 8 form a first heavy seal preventing the grease inside the roller bearing from spreading outwards. The V-shaped sealing ring 9 is formed by integral glue injection to form a second reseal, and further prevent the grease from spreading outwards.

The control circuit of the utility model comprises a control chip CPU, a driving motor M, an energy-saving control module and an anti-slip module; the driving motor M is arranged in the belt driving device 6; the energy-saving control module comprises a first infrared sensor H1, a first relay coil J1, a normally open control contact J1-1 of a first relay and a first triode V1. The first infrared sensor H1) is disposed at one side of the starting end of the belt 7, and infrared rays are emitted toward the other side; the first infrared sensor H1 is connected with a P1.0 interface of the control chip CPU. The base electrode of the first triode V1 is connected with the P2.0 interface of the control chip CPU, the emitting electrode is grounded, and the collector electrode is connected with the first relay coil J1 in series and then connected with the power supply. One end of a normally open control contact J1-1 of the first relay is connected with a power supply, and the other end of the normally open control contact J1-1 of the first relay is connected with the driving motor M in series and then grounded.

Adopt above-mentioned structure, when first infrared sensor H1 detected the initiating terminal of belt 7 and had the material, control chip CPU will control first relay coil J1 circular telegram, and normally open control contact J1-1 of first relay is closed, driving motor M work, belt conveyor work.

The utility model discloses in the antiskid module that falls includes second infrared sensor H2, second relay coil J2, the normally closed control contact J2-1 of second relay, second triode V2, loudspeaker LB and warning light LED. The number of the second infrared sensors H2 is two, and the two second infrared sensors are respectively arranged on both sides of the starting end of the belt 7, and infrared rays are sent towards the conveying tail end of the belt 7. The second infrared sensor H2 is connected with a P1.1 interface of a control chip CPU; the base electrode of the second triode V2 is connected with the P2.1 interface of the control chip CPU, the emitting electrode is connected with the warning lamp LED and the horn LB in series and then grounded, and the collecting electrode is connected with the second relay coil J2 in series and then connected with the power supply. One end of a normally closed control contact J2-1 of the second relay is connected with a power supply, and the other end of the normally closed control contact J2-1 of the second relay is connected with the driving motor M in series and then grounded.

By adopting the structure, when the second infrared sensor H2 detects that the material slides off the belt 7, the control chip CPU controls the second relay coil J2 to be electrified, the warning lamp gives an alarm, the horn gives an alarm, the normally closed control contact J2-1 of the second relay is disconnected, the driving motor M stops working, and the belt conveyor stops working.

When the utility model works, when the first infrared sensor H1 detects that the starting end of the belt 7 has materials, the control chip CPU controls the first relay coil J1 to be electrified, the normally open control contact J1-1 of the first relay is closed, and the driving motor M works; the belt driving device 6 drives the belt 7 and the roller 2 to realize belt transmission connection, and drives the transported materials to move along with the belt 7. The wheel support 4, the walking wheel 5 and the carrier roller 1 are matched to realize portable movement of the belt conveyor. The carrier roller 1 supports materials during material transportation, and assists in transportation of the belt 7. The internal seal 5 of the idler 1 ensures a good internal seal. The concave labyrinth 3 and the convex labyrinth 8 are matched to form an external first heavy seal, so that lubricating grease in the roller bearing is prevented from spreading outwards. The V-shaped sealing ring 9 is formed by integral glue injection to form an external second reseal, so that the grease is further prevented from spreading outwards.

If the carrier roller 1 is really damaged carelessly, the material sideslip accident can occur; if the material sideslips, the second infrared sensor H2 will detect the signal, control second relay coil J2 circular telegram, then warning light is reported to the police, and the loudspeaker is sounded and is reported to the police. Meanwhile, the normally closed control contact J2-1 of the second relay is disconnected, the driving motor M stops working, and the belt conveyor stops working, so that a larger accident is prevented.

Claims

1. The utility model provides a prevent excursion belt conveyor with higher bearing capacity which characterized in that: comprises a frame (3), a belt (7), a carrier roller (1), a roller (2), a travelling wheel (5), a wheel bracket (4), a belt driving device (6) and a control circuit; the two rollers (2) are connected to two ends of the rack in a rotating mode and are in belt transmission connection through a belt (7) and a belt driving device (6); the wheel bracket (4) is arranged below the rack (3); the travelling wheels (5) are arranged at the bottom of the wheel bracket (4); a plurality of carrier rollers (1) for supporting the belt (7) are connected to the frame (3) between the rollers (2); the carrier roller (1) comprises a central shaft, a cylinder body, a carrier roller bearing (14), a carrier roller bearing block (16), an outer shield (8) and a sealing assembly; a cylinder body is arranged outside the central shaft, two ends of the inner side of the cylinder body are fixedly connected with a carrier roller bearing block (16), and a carrier roller bearing (14) is positioned in the carrier roller bearing block and is fixedly connected with the central shaft; the outer protective cover (8) covers the outer sides of the carrier roller bearing (14) and the carrier roller bearing seat (16); the sealing assembly comprises an outer end cover (9), a V-shaped sealing ring (10), a convex labyrinth ring (11), a concave labyrinth ring (12), a check ring (13) and an inner sealing ring (15); the outer end cover (9), the V-shaped sealing ring (10), the convex labyrinth ring (11) and the concave labyrinth ring (12) are sequentially sealed between the outer shield (8) and the roller bearing (14) from outside to inside; the retainer ring (13) is positioned between the roller bearing (14) and the concave labyrinth ring (12); the inner sealing ring (15) is sealed at the joint of the inner side of the carrier roller bearing (14) and the carrier roller bearing seat (16).

2. The conveyor belt with higher load bearing capacity of claim 1, wherein: the control circuit comprises a control Chip (CPU), a driving motor (M), an energy-saving control module and an anti-slip module; the driving motor (M) is arranged in the belt driving device (6); the energy-saving control module comprises a first infrared sensor (H1), a first relay coil (J1), a normally open control contact (J1-1) of a first relay and a first triode (V1); the first infrared sensor (H1) is arranged on one side of the conveying starting end of the belt 7, and infrared rays are emitted towards the other side; the first infrared sensor (H1) is connected with a P1.0 interface of a control Chip (CPU); the base electrode of the first triode (V1) is connected with the P2.0 interface of a control Chip (CPU), the emitting electrode is grounded, and the collector electrode is connected with the first relay coil (J1) in series and then connected with a power supply; one end of a normally open control contact (J1-1) of the first relay is connected with a power supply, and the other end of the normally open control contact is connected with the driving motor (M) in series and then is grounded.

3. The conveyor belt with higher load bearing capacity of claim 2, wherein: the anti-slip module comprises a second infrared sensor (H2), a second relay coil (J2), a normally closed control contact (J2-1) of a second relay, a second triode (V2), a horn (LB) and a warning Lamp (LED); the two second infrared sensors (H2) are respectively arranged on two sides of the conveying starting end of the belt (7), and infrared rays are sent towards the conveying ending end of the belt (7); the second infrared sensor (H2) is connected with a P1.1 interface of the CPU of the control chip; the base electrode of the second triode (V2) is connected with the P2.1 interface of the control Chip (CPU), the emitting electrode is connected with the warning Lamp (LED) and the Loudspeaker (LB) in series and then grounded, and the collector electrode is connected with the second relay coil (J2) in series and then connected with the power supply; one end of a normally closed control contact (J2-1) of the second relay is connected with a power supply, and the other end of the normally closed control contact is connected with the driving motor (M) in series and then grounded.