Belt conveyor coal sweeper with turning fault alarm stopping device

Abstract

The utility model relates to a belt conveyor coal sweeper with an overturning fault alarm stopping device, which comprises a conveyor and coal sweepers, rollers are arranged at the head and the tail of the conveyor, a belt of the conveyor is driven to rotate through the rollers, and the coal sweepers are respectively arranged at the head and the tail of the conveyor. The coal sweeping device is tightly attached to a belt and used for sweeping coal, the coal sweeping device is composed of a coal sweeping baffle, a connecting shaft and fixing supports, the coal sweeping baffle is installed on the connecting shaft, the connecting shaft is installed at the machine head and the machine tail of the conveyor through the fixing supports arranged at the two ends of the connecting shaft, and a certain distance is formed between the coal sweeping baffle and the fixing supports. The fault alarm parking device has the advantages of being simple and reasonable in structure, safe to use and the like.

Description

TECHNICAL FIELD

[0001] The utility model belongs to coal bunker technical field relates to a belt conveyor coal sweeper with turnover fault alarm parking device. BACKGROUND

[0002] In the underground production process, the belt conveyor is used to deliver goods, and the coal sweeper at the head / tail of the machine is used to clean wet or sticky coal and gangue. When large pieces of coal and gangue pass through, the coal sweeper may be pushed away due to the excessive weight of the coal and gangue, causing the coal and gangue to be stuck between the head of the machine and the coal sweeper, resulting in accidents such as damage to the belt and choking of the roller.

[0003] Therefore, a belt conveyor coal sweeper with a turnover fault alarm parking device is designed to overcome the above problems. INVENTION CONTENTS

[0004] The utility model aims at overcoming the shortcomings of the prior art and providing a belt conveyor coal sweeper with a turnover fault alarm parking device that is simple and reasonable in structure, firm and reliable, stable in operation, and convenient to use.

[0005] The utility model is realized through the following technical scheme: a belt conveyor coal sweeper with a turnover fault alarm parking device, comprising a conveyor and a coal sweeper, wherein the head and tail of the conveyor are provided with rollers, the rollers drive the conveyor belt to rotate, and a coal sweeper is arranged at the head and tail of the conveyor respectively, the coal sweeper is in close contact with the belt for coal sweeping, the coal sweeper is composed of a coal sweeping baffle, a connecting shaft and a fixed support, the coal sweeping baffle is installed on the connecting shaft, the connecting shaft is installed at the head and tail of the conveyor through the fixed supports arranged at both ends of the connecting shaft, and a certain gap is provided between the coal sweeping baffle and the fixed support for installing the fault alarm parking device, when large pieces of coal pass through the coal sweeper and get stuck in the conveyor belt or push away the coal sweeper, causing the coal sweeper to be improperly positioned and unable to reset, the fault alarm parking device alarms and reminds the on-site personnel to handle the large coal pieces and reinstall the coal sweeper in time.

[0006] As a preferred embodiment, the fault alarm parking device is composed of a position indicator, a proximity sensor and an alarm, wherein the position indicator is installed on the connecting shaft near the fixed support, the proximity sensor is arranged near the position indicator on the fixed support, and the alarm is connected in circuit with the proximity sensor, when the proximity sensor detects a change in the position of the position indicator, i.e. the connecting shaft of the coal sweeper deviates and cannot be reset, the proximity sensor outputs a signal to the control system, and the control system controls the conveyor to stop and the alarm to alarm.

[0007] Preferably, the position indicators and the proximity sensors are both two, wherein the two position indicators are arranged at the two ends of the connecting shaft close to the fixed support, and the two proximity sensors are arranged on the fixed supports at the two ends of the connecting shaft.

[0008] Preferably, the control system is a PLC controller, and the PLC controller can further send an output signal to a remote control end to remind on-site personnel to maintain.

[0009] Preferably, the alarm is a buzzer.

[0010] The beneficial effects of the present application are as follows:

[0011] The coal sweeper of the belt conveyor with the turnover fault alarm parking device can send an alarm signal when the coal sweeper at the head / tail of the belt conveyor is bounced away and cannot be reset, so as to inform the patrol personnel to process, and prevent accidents such as coal and gangue being stuck, damaging the belt, and choking the roller. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 The figure is a schematic diagram of the overall structure of the present application. DETAILED DESCRIPTION

[0013] In order to make those skilled in the art more clearly understand the purpose, technical scheme and advantages of the present application, the present application will be further described below in combination with the drawings and examples.

[0014] In the description of the present application, it should be understood that the orientation or position relationship indicated by the terms "up", "down", "left", "right", "in", "out", "horizontal", "vertical" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application, and does not indicate or imply that the device or element referred to must have a particular orientation, so it cannot be understood as a limitation on the present application.

[0015] The present application will be described in detail below in combination with the drawings: as Figure 1As shown, a belt conveyor coal sweeper with a turnover fault alarm parking device, comprising a conveyor and a coal sweeper, the head and tail of the conveyor are provided with a roller 1, the conveyor belt is driven to rotate through the roller 1, and a coal sweeper 2 is arranged at the head and tail of the conveyor respectively, the coal sweeper 2 is close to the belt for coal sweeping, the coal sweeper is composed of a coal sweeping baffle 3, a connecting shaft 4 and a fixed support 5, the coal sweeping baffle 3 is installed on the connecting shaft 4, the connecting shaft 4 is installed at the head and tail of the conveyor through the fixed supports 5 arranged at both ends of the connecting shaft 4, and a certain spacing is arranged between the coal sweeping baffle 3 and the fixed support 5 for installing a fault alarm parking device, when a large piece of coal passes through the coal sweeper and blocks the conveyor belt or bounces off the coal sweeper, causing the coal sweeper to be improperly positioned and unable to reset, the fault alarm parking device alarms and reminds the on-site personnel to timely handle the large piece of coal and reinstall the coal sweeper.

[0016] The fault alarm parking device is composed of a position indicator 6, a proximity sensor 7 and an alarm 8, wherein the position indicator 6 is installed on the connecting shaft 4 close to one side of the fixed support 5, the proximity sensor 7 is arranged on the fixed support 5 close to the position indicator 6, and the alarm 8 connected with the proximity sensor 7 is arranged in line, when the proximity sensor 7 detects that the position of the position indicator 6 changes, that is, the position of the connecting shaft 4 of the coal sweeper deviates and cannot be reset, a signal is output to the control system, and the control system controls the conveyor to stop and the alarm to alarm. The position indicator 6 and the proximity sensor 7 are both two, wherein the two position indicators 6 are arranged at both ends of the connecting shaft 4 close to the fixed support 5, and the two proximity sensors 7 are arranged on the fixed supports 5 at both ends of the connecting shaft 4.

[0017] The control system is a PLC controller, and the PLC controller can also send an output signal to a remote control end to remind on-site personnel to repair. The alarm 8 is a buzzer or other device that can issue an alarm. The position indicator can be a magnetic position indicator, and is equipped with a matching metal base, so that the device can operate normally. Specific embodiments

[0018] Before this, the belt conveyor used does not use a coal sweeper turnover alarm device, which is also a large blind area, and the design of the utility model has good practicability. On the day shift, after the repair of a production unit in my mine was completed, the car was coasting, and the coal feeder was discharging coal. Because the water-coal was large and the spring of the coal sweeper was fatigued, the coal sweeper was overturned when the cargo was unloaded, and then a piece of rock gangue was stuck between the coal sweeper and the roller, tightly resisting the belt, and soon the belt began to smoke, and the belt conveyor coal sweeper turned over. The alarm parking device designed by the utility model starts to cause the belt to stop and ring an alarm, so that the on-site operator knows the fault and handles it, minimizing the loss.

[0019] The utility model discloses a coal sweeper, which is characterized by the following: a coal sweeper is arranged on the front of a coal truck; a proximity sensor is arranged on the coal sweeper; a warning device is arranged on the coal sweeper; and a warning device is arranged on the coal sweeper.

[0020] The specific embodiments described herein are merely illustrative of the principles of the present utility model and its effects, and are not intended to limit the present utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present utility model. Therefore, all equivalent modifications or changes made by those skilled in the art without departing from the spirit and technical concept disclosed by the present utility model should be covered by the claims of the present utility model.

Claims

1. A belt conveyor coal sweeper with a rollover fault alarm stop device, comprising a conveyor and a coal sweeper, wherein rollers (1) are provided at the head and tail of the conveyor, the conveyor belt is driven to rotate by the rollers (1), and a coal sweeper (2) is provided at the head and tail of the conveyor respectively, the coal sweeper (2) is closely attached to the belt for sweeping coal, and the characteristics are: The coal sweeper is composed of a coal sweeping baffle (3), a connecting shaft (4) and a fixed bracket (5), wherein the coal sweeping baffle (3) is mounted on the connecting shaft (4), and the connecting shaft (4) is mounted at the head and tail of the conveyor through the fixed brackets (5) arranged at both ends of the connecting shaft (4), and a certain distance is set between the coal sweeping baffle (3) and the fixed bracket (5) for installing a fault alarm parking device. When a large piece of coal passes through the coal sweeper and blocks the conveyor belt or the coal sweeper is bounced off, causing the coal sweeper to be improperly positioned and unable to be reset, the fault alarm parking device alarms and reminds on-site personnel to promptly handle the large piece of coal and reinstall the coal sweeper; The fault alarm stop device is composed of a position indicator (6), a proximity sensor (7) and an alarm (8), wherein the position indicator (6) is mounted on the connecting shaft (4) near the fixed bracket (5), and a proximity sensor (7) and an alarm (8) connected to the proximity sensor (7) are provided at a position near the position indicator (6) on the fixed bracket (5). When the proximity sensor (7) detects that the position of the position indicator (6) has changed, that is, the position of the connecting shaft (4) of the coal sweeper has shifted and cannot be reset, a signal is output to the control system, and the control system controls the conveyor to stop and the alarm to sound an alarm.

2. The belt conveyor coal sweeper with a rollover fault alarm and parking device according to claim 1, characterized in that: There are two position indicators (6) and two proximity sensors (7), wherein the two position indicators (6) are respectively arranged at positions close to the fixed brackets (5) at both ends of the connecting shaft (4), and the two proximity sensors (7) are respectively arranged on the fixed brackets (5) at both ends of the connecting shaft (4).

3. The belt conveyor coal sweeper with a rollover fault alarm and parking device according to claim 1, characterized in that: The control system is a PLC controller, which can also send output signals to a remote control terminal to remind on-site personnel to perform maintenance.

4. The belt conveyor coal sweeper with a rollover fault alarm and parking device according to claim 1, characterized in that: The alarm (8) is a buzzer.

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