CN219313836U

CN219313836U - Belt anti-tearing device

Info

Publication number: CN219313836U
Application number: CN202320100968.6U
Authority: CN
Inventors: 赵君; 高泽东; 汪晓刚; 周智超
Original assignee: Jinchuan Group Co Ltd
Current assignee: Jinchuan Group Nickel Cobalt Co ltd
Priority date: 2022-08-05
Filing date: 2023-02-02
Publication date: 2023-07-07
Anticipated expiration: 2033-02-02

Abstract

The utility model belongs to the field of belt conveyors, and particularly relates to a belt tearing-preventing device. The specific technical scheme is as follows: the mining device comprises a belt conveyor arranged below a mining hopper, wherein a shooting device is arranged on the belt conveyor and is positioned below the belt; the shooting device is used for detecting the belt and stopping the belt conveyor when the belt is damaged; still include supporting component, supporting component supports the belt, and with shooting device dislocation set, be provided with damper on the supporting component. The impact force of ore when the damping mechanism can offset down ore hopper unloading greatly for sharp-pointed ore piece and ironware cause the damage greatly reduced to the belt, reduce the emergence of belt tearing. The tightness of the elastic piece is adjusted through adjusting the limiting component, so that the damping mechanism achieves different damping effects. The shooting device is used for monitoring whether the belt is damaged, and the belt conveyor stops running when the belt is damaged.

Description

Belt anti-tearing device

Technical Field

The utility model belongs to the field of belt conveyors, and particularly relates to a belt tearing-preventing device.

Background

The belt conveyor is important material conveying equipment of industrial and mining enterprises and is responsible for conveying products such as ores, materials and the like to the next production link. The belt conveyor is basically a single machine device due to the conditions of the field, the production process and the like. The upstream production process and technical conditions cause that the belt conveyor of downstream production factories and mines is often damaged by ironware in the incoming mines, and the phenomenon of belt tearing occurs sometimes. The longitudinal tearing of the belt is an accident with the highest probability of the belt being injured by the ironware. If the belt is light, the surface of the belt is damaged, and if the belt is severe, the whole belt is longitudinally cracked, and the machine is stopped for production. And traditional belt anti-tearing device, detection mode adopts the belt bottom to lay the steel cable in most cases, and the ore leaks or belt tearing deformation touches the steel cable from tearing the mouth down and triggers anti-tearing device action mechanism after. The method has the advantages of single detection, more interference factors and lag in detection and judgment. Often, the early warning can be sent out when the accident is serious.

Therefore, there is a need for a belt running state monitoring system that can accurately monitor the running state of the belt, reduce the occurrence of accidents, and timely judge and respond when an accident occurs, thereby reducing injuries. The novel device is simple to install, reliable in operation, convenient to maintain and very practical.

Disclosure of Invention

The utility model aims at the defects of the belt conveyor device and provides the belt tearing prevention device which can prevent the belt from tearing through shock absorption, monitor the belt condition and send out an alarm to stop the belt from running when the belt is abnormal.

In order to achieve the aim of the utility model, the utility model adopts the following technical scheme: the mining device comprises a belt conveyor arranged below a mining hopper, wherein a shooting device is arranged on the belt conveyor and is positioned below the belt;

the shooting device is used for detecting the belt and stopping the belt conveyor when the belt is damaged;

still include supporting component, supporting component supports the belt, and with shooting device dislocation set, be provided with damper on the supporting component.

Preferably: the supporting component comprises a supporting plate, the supporting plate is of an arc-shaped structure, the top end of the supporting plate is attached to the belt, a protruding block is arranged at the bottom of the supporting plate along the arc surface, and the supporting plate is detachably connected with the damping mechanism through the protruding block.

Preferably: the supporting assembly further comprises a supporting rod, an accommodating cavity with an upward opening is formed in the top end of the supporting rod, and the damping mechanism is slidably positioned in the accommodating cavity;

the support assembly is disposed in plurality about the pallet.

Preferably: the damping mechanism comprises a connecting rod, the top of the connecting rod extends out of the accommodating cavity and is detachably connected with the supporting plate through a connecting plate, and an elastic piece is arranged between the bottom of the connecting rod and the bottom of the accommodating cavity.

Preferably: the damping mechanism further comprises a positioning ring, the positioning ring is sleeved on the top end of the connecting rod, a gasket is arranged between the positioning ring and the connecting plate, a through hole is formed in the gasket for the connecting rod to pass through, and the top end of the connecting rod sequentially passes through the positioning ring and the gasket to be fixedly connected with the connecting plate.

Preferably: still include fixed connection the clamp plate of connecting rod bottom, the clamp plate slidable sets up hold the intracavity, the elastic component is located the clamp plate below, its bottom and spacing subassembly butt.

Preferably: the two sides of the supporting rod are respectively provided with a limiting groove matched with the limiting assembly, the limiting grooves are vertically distributed and are of a wavy structure, the limiting grooves are communicated with the accommodating cavity, and the limiting assembly penetrates through the limiting grooves and is located in an arc-shaped opening of the wavy structure;

the top of the supporting rod is provided with a cover plate, the cover plate is abutted to the pressing plate, and the connecting rod slidably penetrates through the cover plate.

Preferably: the limiting assembly comprises a limiting plate and sliding rods fixedly connected to two ends of the limiting plate respectively, a limiting cylinder is sleeved on the sliding rods, a sealing ring is circumferentially arranged at one outward end of the limiting cylinder, and a pushing plate is arranged at the other end of the limiting cylinder;

the limiting cylinder is matched with the limiting groove, and the diameter of the sliding rod is smaller than that of the limiting groove.

Preferably: the connecting plate is characterized in that an inclined plane is arranged on one side of the connecting plate, the inclined plane is attached to the supporting plate, a clamping groove matched with the protruding block is formed in the inclined plane, and the supporting plate is connected with the connecting plate in a clamping mode.

Preferably: the supporting rods are installed on the installation frame of the belt conveyor.

The utility model has the following beneficial effects:

(1) The impact force of ore when the damping mechanism can offset down ore hopper unloading greatly for sharp-pointed ore piece and ironware cause the damage greatly reduced to the belt, reduce the emergence of belt tearing.

(2) The tightness of the elastic piece is adjusted through adjusting the limiting component, so that the damping mechanism achieves different damping effects.

(3) The photographing device is an apparatus for capturing a belt running picture, and a belt running picture is collected at a high speed by a high-speed continuous shooting function of the photographing device, and the captured image is similar to a still shot picture. The acquired pictures are transmitted to analysis equipment through a data transmission device, and analysis software is used for comparing and completing visual analysis of the images. If the compared result is abnormal, an alarm or prompt message is sent out, and timely and effective alarm can greatly reduce the deterioration of accidents.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the elastic member when not compressed;

FIG. 3 is a schematic cross-sectional view of the elastic member as it is being compressed;

FIG. 4 is an enlarged schematic view of portion A of FIG. 2;

FIG. 5 is an enlarged schematic view of portion B of FIG. 1;

FIG. 6 is a side view of the support bar;

reference numerals: belt 1, layer board 2, lug 21, shooting device 3, backup pad 4, baffle 5, bracing piece 6, connecting plate 7, packing ring 8, holding ring 9, connecting rod 10, clamp plate 11, elastic component 12, apron 13, push pedal 14, spacing section of thick bamboo 15, slide bar 16, sealing washer 17, limiting plate 18.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 6 of the embodiments of the present utility model, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. The technical means used in the examples are conventional means well known to those skilled in the art unless otherwise indicated.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

As shown in fig. 1, the utility model discloses a belt tearing prevention device, which comprises a belt conveyor arranged below a ore discharging hopper, wherein a shooting device 3 is arranged on the belt conveyor, and the shooting device 3 is positioned below a belt 1; the shooting device 3 is used for detecting the belt 1 and stopping the belt conveyor when the belt 1 is broken; still include supporting component, supporting component supports belt 1, and with shooting device 3 dislocation set, the last damper that is provided with of supporting component.

Specifically, the supporting component and the shooting device 3 are both arranged on the belt conveyor and are both positioned below the belt, wherein the supporting component is opposite to the feed opening of the ore hopper and is used for lifting the belt 1, and the impact force on the belt 1 caused by ore falling is reduced through the damping mechanism, so that the belt 1 is protected, and the tearing condition of the belt 1 is reduced. The photographing device 3 is disposed at any position around the supporting assembly to detect whether the belt 1 is deformed due to breakage.

The photographing device 3 is an apparatus for capturing a belt running picture, and captures a picture of the belt 1 running at a high speed by a high-speed continuous shooting function of the photographing device, and the captured image is similar to a still shot picture. The acquired pictures are transmitted to analysis equipment through a data transmission device, then are compared by manual or analysis software and are subjected to image visual analysis, and during specific analysis, the acquired images are compared with standard images, so that the damage condition of the belt can be known, if the belt 1 is deformed due to the fact that the belt 1 is pierced by damaged sharp ore blocks or ironware, the belt conveyor is stopped immediately after alarm or prompt information is sent, and timely and effective alarm can greatly reduce the deterioration of accidents.

The photographing device 3, the data transmission device and the analysis device are all in the prior art, the photographing device 3 in this embodiment is a high-definition photographing device, the data transmission device is a data line, the input end of the data transmission device is connected with the photographing device 3, the output end of the data transmission device is connected with the analysis device, and the analysis device is a computer.

In addition, the photographing device 3 may adopt a second embodiment, in which the photographing device 3 is a video camera, photographs video and transmits the video to a monitoring computer in real time, and related personnel determine whether the belt is broken or not through the monitoring computer.

Considering that there may be a sharp ore block or iron piercing the belt and extending a distance from one end, touching the photographing device 3, a transparent protective cover may be further disposed above the photographing device 3 to protect the photographing device 3.

Further, the supporting component comprises a supporting plate 2, the supporting plate 2 is of an arc-shaped structure, the top end of the supporting plate 2 is attached to the belt 1, a protruding block 21 is arranged at the bottom of the supporting plate along the arc surface, and the supporting plate is detachably connected with the damping mechanism through the protruding block 21.

Specifically, the supporting plate 2 is of an arc-shaped plate structure, and the belt 1 is placed on the supporting plate 2, so that when the ore heap falls down, the tearing force applied to the two ends of the belt 1 is greatly reduced, and the purpose of protecting the belt 1 is achieved. Meanwhile, the fact that the supporting plate 2 is damaged due to the fact that the supporting plate 2 is subjected to impact force in the vertical direction for a long time is considered, so that the supporting plate 2 and the supporting component can be detachably connected, and site installation and replacement are facilitated.

As shown in fig. 2-3, further, the support assembly further comprises a support rod 6, the top end of the support rod 6 is provided with an accommodating cavity with an upward opening, and the damping mechanism is slidably positioned in the accommodating cavity; the support assembly is arranged in plurality around the pallet 2.

Specifically, offer the chamber of holding in bracing piece 6 upper end for shock attenuation effect is more steady, prevents simultaneously that the people from touching the device by mistake, thereby plays certain guard action to damper.

In this embodiment, the supporting component is provided with four, distributes respectively in the bottom four angles departments of layer board 2, can reach better support and shock attenuation effect, makes layer board 2 atress even simultaneously, has played the effect of protection to layer board 2.

Further, the damping mechanism comprises a connecting rod 10, the top of the connecting rod 10 extends out of the accommodating cavity and is detachably connected with the supporting plate 2 through a connecting plate 7, and an elastic piece 12 is arranged between the bottom of the connecting rod 10 and the bottom of the accommodating cavity.

Specifically, in the present embodiment, the elastic member 12 is a spring having a return function, so that the damping effect of the present device in the vertical direction can be achieved.

Further, the damping mechanism further comprises a positioning ring 9, the top end of the connecting rod 10 is sleeved with the positioning ring 9, a gasket 8 is arranged between the positioning ring 9 and the connecting plate 7, a through hole is formed in the gasket 8 for the connecting rod 10 to pass through, and the top end of the connecting rod 10 sequentially passes through the positioning ring 9 and the gasket 8 to be fixedly connected with the connecting plate 7.

Specifically, connecting plate 7 and connecting rod 10 top fixed connection, connecting rod 10 bottom pass packing ring 8 and holding ring 9 in proper order for packing ring 8 is located between holding ring 9 and connecting plate 7, can adopt threaded connection between holding ring 9 and the connecting rod 10 top, through rotatory holding ring 9, makes holding ring 9 remove towards connecting plate 7, thereby realizes the fixed of packing ring 8.

The gasket 8 is elastic material, and when the connecting plate 7 moves downwards, the gasket can collide with the supporting rod 6 to generate noise, so that the gasket 8 is arranged between the connecting plate 7 and the supporting rod 6 to realize the effect of noise reduction, and meanwhile, the gasket 8 also has a damping function due to the elastic property of the gasket 8.

Further, the device further comprises a pressing plate 11 fixedly connected to the bottom of the connecting rod 10, the pressing plate 11 is slidably arranged in the accommodating cavity, the elastic piece 12 is located below the pressing plate 11, and the bottom of the elastic piece is abutted to the limiting component.

Specifically, the limiting component is located at the bottom of the elastic component 12, so that the relative length of the elastic component 12 in the accommodating cavity is adjusted by adjusting the height of the limiting component, and accordingly tightness of the elastic component 12 is adjusted, and different damping effects are achieved.

As shown in fig. 6, in order to realize the movement of the limiting component in the vertical direction, two sides of the supporting rod 6 are respectively provided with limiting grooves adapted to the limiting component, the limiting grooves are vertically distributed and have a wavy structure, the limiting grooves are communicated with the accommodating cavity, and the limiting component passes through the limiting grooves and is positioned in an arc opening of the wavy structure; the top of the supporting rod 6 is provided with a cover plate 13, the cover plate 13 is abutted against the pressing plate 11, and the connecting rod 10 slidably penetrates through the cover plate 13.

Specifically, the limiting groove is in a strip wavy shape, the limiting assembly penetrates through the limiting groove and is located in an arc-shaped opening of the wavy structure, namely, a trough, and the limiting assembly is limited to move up and down through the shortest distance formed by the peaks at two sides of the limiting groove.

The diameter of the cover plate 13 is the same as the outer diameter of the supporting rod 6, a round hole matched with the connecting rod 10 is formed in the center of the cover plate 13, and the bottom end of the connecting rod 10 penetrates through the cover plate 13 and is connected with the pressing plate 11.

The cover plate 13 plays a limiting role in the vertical direction on the pressing plate 11, and the pressing plate 11 is prevented from falling out of the accommodating cavity of the supporting rod 6 under the reset action of the elastic piece 11.

As shown in fig. 2-4, further, the limiting assembly comprises a limiting plate 18 and sliding rods 16 fixedly connected to two ends of the limiting plate 18 respectively, a limiting cylinder 15 is sleeved on the sliding rods 16, a sealing ring 17 is circumferentially arranged at one outward end of the limiting cylinder 15, and a push plate 14 is arranged at the other end of the limiting cylinder 15; the limiting cylinder 15 is matched with the limiting groove, and the diameter of the sliding rod 16 is smaller than that of the limiting groove.

Specifically, the shape of the limiting plate 18 is adapted to the accommodating cavity, so that the limiting plate cannot move in the horizontal direction, and can only move in the vertical direction.

Because the diameter sizes of the slide bar 16 and the limiting cylinder 15 are different, the limiting component can realize gradient limiting. The diameter of the limiting cylinder 15 is smaller than the diameter of the maximum notch of the limiting groove and larger than the diameter of the minimum notch of the limiting groove; the diameter of the sliding rod 16 is smaller than that of the smallest notch of the limiting groove, so that the limiting assembly can move in the vertical direction only when the sliding rod 16 is positioned in the limiting groove.

Furthermore, the limiting component has two states, namely, one is in a working state, namely, when only the sliding rod 16 is positioned in the limiting groove, the limiting component can move up and down, so that the tightness of the elastic piece 12 can be adjusted according to actual conditions.

The other is the non-working state, namely the limiting component is kept still in the limiting groove, and only the push plates 14 at two ends are required to be simultaneously extruded, and the limiting cylinder 15 and the sliding rod are subjected to extrusion force in the horizontal direction between the limiting cylinder 15 and the sliding rod 6, so that the limiting cylinder 15 moves towards the sliding rod 16. The side wall of the sliding rod 16 is provided with a sealing ring 17, and the sealing ring 17 is made of elastic materials, so that the friction force at the joint of the limiting cylinder 15 and the sliding rod 16 is increased, and the limiting cylinder 15 is stably arranged on the sliding rod 16. When the limiting cylinder 15 is pulled away from the sliding rod 16, the working state of the limiting component can be restored.

As shown in fig. 5, further, an inclined plane is disposed on one side of the connection board 7, the inclined plane is attached to the supporting board 2, the inclined plane is provided with a slot adapted to the bump 21, and the supporting board 2 is connected with the connection board 7 in a clamping manner.

Specifically, the protruding block 21 is adapted to the clamping groove, and the protruding block 21 is aligned to the clamping groove, so that the supporting plate 2 is directly placed on the connecting plate 7, and therefore the installation and the fixation of the supporting plate 2 and the connecting plate 7 are achieved.

As shown in fig. 1, further, the support bar 6 is mounted on a mounting frame of the belt conveyor.

Specifically, the mounting bracket includes backup pad 4 and baffle 5, and backup pad 4 is provided with baffle 5 along the ascending both sides of length respectively, and belt 1 is contradicted with baffle 5 inner wall along length both ends, consequently baffle 5 can avoid belt 1 to take place the condition of skew in the operation process.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications, variations, alterations, substitutions made by those skilled in the art to the technical solution of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the spirit of the design of the present utility model.

Claims

1. A belt tear-resistant device, characterized in that: the mining device comprises a belt conveyor arranged below a mining hopper, wherein a shooting device (3) is arranged on the belt conveyor, and the shooting device (3) is positioned below a belt (1);

the shooting device (3) is used for detecting the belt (1) and stopping the belt conveyor from running when the belt (1) is damaged;

still include supporting component, supporting component supports belt (1), and with shooting device (3) dislocation set, be provided with damper on the supporting component.

2. A belt tear resistant apparatus as in claim 1 wherein: the supporting component comprises a supporting plate (2), the supporting plate (2) is of an arc-shaped structure, the top end of the supporting plate (2) is attached to the belt (1), a protruding block (21) is arranged at the bottom of the supporting plate along the arc surface, and the supporting plate is detachably connected with the damping mechanism through the protruding block (21).

3. A belt tear resistant apparatus as in claim 2 wherein: the supporting assembly further comprises a supporting rod (6), an accommodating cavity with an upward opening is formed in the top end of the supporting rod (6), and the damping mechanism is slidably positioned in the accommodating cavity;

the support assembly is arranged in plurality around the pallet (2).

4. A belt tear resistant apparatus as in claim 3 wherein: the damping mechanism comprises a connecting rod (10), the top of the connecting rod (10) extends out of the accommodating cavity and is detachably connected with the supporting plate (2) through a connecting plate (7), and an elastic piece (12) is arranged between the bottom of the connecting rod (10) and the bottom of the accommodating cavity.

5. The belt tear resistant device of claim 4 wherein: the damping mechanism further comprises a positioning ring (9), the top end of the connecting rod (10) is sleeved with the positioning ring (9), a gasket (8) is arranged between the positioning ring (9) and the connecting plate (7), a through hole is formed in the gasket (8) for the connecting rod (10) to penetrate through, and the top end of the connecting rod (10) penetrates through the positioning ring (9) and the gasket (8) to be fixedly connected with the connecting plate (7) in sequence.

6. The belt tear resistant device of claim 4 wherein: still include fixed connection clamp plate (11) in connecting rod (10) bottom, clamp plate (11) slidable set up hold the intracavity, elastic component (12) are located clamp plate (11) below, its bottom and spacing subassembly butt.

7. The belt tear resistant device of claim 6 wherein: the two sides of the supporting rod (6) are respectively provided with a limiting groove matched with the limiting assembly, the limiting grooves are vertically distributed and are of a wavy structure, the limiting grooves are communicated with the accommodating cavity, and the limiting assembly penetrates through the limiting grooves and is positioned in an arc-shaped opening of the wavy structure;

the top of the supporting rod (6) is provided with a cover plate (13), the cover plate (13) is abutted to the pressing plate (11), and the connecting rod (10) slidably penetrates through the cover plate (13).

8. The belt tear resistant device of claim 7 wherein: the limiting assembly comprises a limiting plate (18) and sliding rods (16) fixedly connected to two ends of the limiting plate (18), a limiting cylinder (15) is sleeved on the sliding rods (16), a sealing ring (17) is circumferentially arranged at one outward end of the limiting cylinder, and a push plate (14) is arranged at the other end of the limiting cylinder (15);

the limiting cylinder (15) is matched with the limiting groove, and the diameter of the sliding rod (16) is smaller than that of the limiting groove.

9. A belt tear resistant apparatus as in claim 5 wherein: the connecting plate (7) one side is provided with the inclined plane, the inclined plane with layer board (2) laminating, the inclined plane be provided with draw-in groove of lug (21) adaptation, layer board (2) with connecting plate (7) block is connected.

10. The belt tear resistant device of claim 7 wherein: the supporting rod (6) is arranged on the mounting frame of the belt conveyor.