Belt tearing detection mechanism of unattended coal mine sealing-tape machine

Abstract

The utility model provides a belt tearing detection mechanism of an unattended coal mine sealing-tape machine, and relates to the technical field of belts, the belt tearing detection mechanism comprises a support frame and an infrared detection mechanism arranged at the bottom of the support frame, a marking assembly is arranged at the bottom of the support frame, and the marking assembly comprises a connecting rod arranged on the side face of the infrared detection mechanism; a sliding block is fixedly connected to the side face of the connecting rod, a limiting seat is slidably connected to an inner cavity of the sliding block, a fixed seat is fixedly connected to the top of the limiting seat, a first connecting rod is rotatably connected to the side face, close to the connecting rod, of the limiting seat, and a touch device is arranged at one end of the touch rod and connected with the paint spraying module; by arranging the supporting frame marking assembly, the tearing position of the belt can be detected, in the using process, the arc-shaped plate keeps making contact with the bottom of the belt, when a bulge appears at the bottom of the belt, the outer surface of the arc-shaped plate collides with the bulge, and the belt is prevented from being damaged. Therefore, the arc-shaped plate can be promoted to move downwards.

Description

TECHNICAL FIELD

[0001] The utility model relates to a belt technical field especially relates to a kind of belt tear detection mechanism of unattended coal mine belt conveyor. BACKGROUND

[0002] The belt tear detection mechanism of unattended coal mine belt conveyor is commonly used in coal mine underground transportation system, which functions to monitor the belt condition in real time, uses various detection technologies such as laser and image recognition to accurately capture belt tearing, damage and other abnormalities, and timely issue an alarm to prevent material spillage and equipment damage, ensuring safe and efficient operation of coal production.

[0003] In actual work, the tear detection mechanism of the prior art can basically meet the detection requirements of the belt by using laser sensors and image acquisition devices, but there are still the following problems:

[0004] Common detection mechanisms focus on detecting significant belt tear conditions when using infrared detection. When the belt produces a bulge, it is difficult to clearly distinguish the deformation details of the bulge due to the limitations of image recognition, leading to material falling. Meanwhile, after shutdown, the staff needs to find the damaged area gradually, which greatly reduces work efficiency. Therefore, the present application provides a belt tear detection mechanism of unattended coal mine belt conveyor to meet the needs. SUMMARY

[0005] The utility model aims at solving the shortcomings in the prior art and provides a belt tear detection mechanism of unattended coal mine belt conveyor.

[0006] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a belt tear detection mechanism of unattended coal mine belt conveyor, a support frame and an infrared detection mechanism arranged at the bottom of the support frame.

[0007] A marking assembly is placed at the bottom of the support frame. The marking assembly includes a connecting rod arranged on the side of the infrared detection mechanism. The side of the connecting rod is fixedly connected with a sliding block. The inner cavity of the sliding block is provided with a limiting seat. The top of the limiting seat is fixedly connected with a fixed seat.

[0008] A detection assembly is placed on the side of the connecting rod away from the limiting seat. The detection assembly includes a mounting bracket mounted on the side of the limiting seat away from the connecting rod. The inner cavity of the mounting bracket is rotatably connected with a support rod. The outer surface of the support rod is fixedly connected with an arc plate.

[0009] The first connecting rod is rotatably connected to the side of the fixed seat away from the first connecting rod, and the outer surface of the first connecting rod is sleeved with a transmission rod, one end of the transmission rod is rotatably connected with a touch rod.

[0010] As a preferred embodiment, one end of the first connecting rod away from the connecting rod is fixedly connected with a fixed block.

[0011] The technical effects of the above technical scheme are that the fixed block and the first elastic sheet cooperate to provide additional stress for the movement of the transmission rod.

[0012] As a preferred embodiment, the top of the fixed block is fixedly connected with a first elastic sheet.

[0013] The technical effects of the above technical scheme are that the first elastic sheet is arranged to limit the movement track of the fixed block.

[0014] As a preferred embodiment, the inner cavity of the arc-shaped plate is fixedly connected with a second elastic sheet, and one end of the second elastic sheet away from the arc-shaped plate is fixedly connected to the side of the supporting rod.

[0015] The technical effects of the above technical scheme are that the second elastic sheet is arranged to buffer the vibration of the belt itself.

[0016] Compared with the prior art, the advantages and positive effects of the utility model are that,

[0017] One end of the touch rod is provided with a touch device connected with the paint spraying module, the side surface of the middle part of the touch rod is rotatably connected with the inner cavity of the limiting seat, the support frame marking assembly is arranged to detect the tearing part of the belt, in use, the arc-shaped plate keeps in contact with the bottom of the belt, when the bottom of the belt bulges, the outer surface of the arc-shaped plate collides with the bulging part to make the arc-shaped plate move downward, when the arc-shaped plate moves downward, the connecting rod drives the sliding block to move downward to drive the first connecting rod to move downward, the first connecting rod and the second connecting rod cooperate to make the transmission rod move away from the connecting rod, and the end of the touch rod moves downward, when the touch rod moves to a certain position, the touch block fixed to the end of the touch rod contacts the pressing device arranged at the bottom of the touch rod to make the paint spraying mark the bottom of the belt, and the damaged area of the belt is easily found, the detection speed is effectively improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1The utility model provides a kind of three-dimensional structure schematic diagram of the belt tearing detection mechanism of unattended coal mine belt conveyor provided by the utility model;

[0019] Figure 2 The utility model provides a kind of inside sectional view structure schematic diagram of the belt tearing detection mechanism of unattended coal mine belt conveyor provided by the utility model;

[0020] Figure 3 The utility model provides a kind of sectional view structure schematic diagram of the marking assembly of the belt tearing detection mechanism of unattended coal mine belt conveyor provided by the utility model;

[0021] Figure 4 The utility model provides a kind of sectional view structure schematic diagram of the detection assembly of the belt tearing detection mechanism of unattended coal mine belt conveyor provided by the utility model.

[0022] Legend:

[0023] 1, support frame;11, infrared detection mechanism;

[0024] 2, marking assembly;21, connecting rod;22, sliding block;23, limit seat;24, first connecting rod;25, second connecting rod;26, transmission rod;27, touch bar;28, fixed block;29, first elastic sheet;210, limit block;211, fixed seat;

[0025] 3, detection assembly;31, mounting bracket;32, support rod;33, arc plate;34, second elastic sheet;35, sleeve;36, sliding block;37, third elastic sheet. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be described clearly and completely below with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0027] As Figure 1 - Figure 3 The utility model provides a kind of technical scheme: a kind of belt tearing detection mechanism of unattended coal mine belt conveyor, support frame 1 and the infrared detection mechanism 11 of setting in the bottom of support frame 1;

[0028] Marking assembly 2, marking assembly 2 is placed in the bottom of support frame 1, and marking assembly 2 includes the connecting rod 21 being arranged in the side of infrared detection mechanism 11, the side surface of connecting rod 21 is fixedly connected with sliding block 22, the inner chamber of sliding block 22 is provided with limit seat 23, and the top of limit seat 23 is fixedly connected with fixed seat 211;

[0029] The detection assembly 3 is arranged on the side of the connecting rod 21 away from the limiting seat 23, and the detection assembly 3 comprises a mounting frame 31 mounted on the side of the limiting seat 23 away from the connecting rod 21, and a support rod 32 is rotatably connected to the inner cavity of the mounting frame 31, and an arc-shaped plate 33 is fixedly connected to the outer surface of the support rod 32.

[0030] The side of the limiting seat 23 close to the connecting rod 21 is rotatably connected with a first connecting rod 24, the side of the first connecting rod 24 is rotatably connected with a second connecting rod 25, one end of the second connecting rod 25 away from the first connecting rod 24 is rotatably connected to the side of the fixed seat 211, the outer surface of the first connecting rod 24 is sleeved with a transmission rod 26, one end of the transmission rod 26 is rotatably connected with a touch rod 27, the top of the fixed block 28 is fixedly connected with a first elastic sheet 29, the side of the first elastic sheet 29 is provided with a limiting block 210, one end of the touch rod 27 is provided with a touch device, the touch device is connected with the paint spraying module, the side of the middle of the touch rod 27 is rotatably connected with the inner cavity of the limiting seat 23, the infrared detection mechanism 11 is arranged, so that the tearing part of the belt can be detected, in use, the arc-shaped plate 33 keeps in contact with the bottom of the belt, when the bottom of the belt appears a bulge, the outer surface of the arc-shaped plate 33 collides with the bulge, so that the arc-shaped plate 33 can move downward, when the arc-shaped plate 33 moves downward, the sliding block 22 can be driven to move downward by the connecting rod 21, so that the first connecting rod 24 can be driven to move downward, when the first connecting rod 24 moves, the one end of the second connecting rod 25 can move clockwise along the side of the fixed seat 211, so that the one end of the touch rod 27 can be driven to move downward by the transmission rod 26, at the same time, when the first connecting rod 24 moves downward, the first elastic sheet 29 can be stretched by the fixed block 28, when the fixed block 28 moves to a certain position, the first elastic sheet 29 releases stress, so that the transmission rod 26 can be provided with additional stress, when the touch rod 27 moves to a certain position, the touch block fixed to one end of the touch rod 27 contacts the pressing device arranged at the bottom of the touch rod 27, so that the bottom of the belt can be marked by the paint spraying, so that the damaged area of the belt can be found conveniently, the detection speed is effectively improved, and the initial position of the first elastic sheet 29 can be fixed by arranging the limiting block 210.

[0031] More specifically, Figure 2 and Figure 4The inner cavity of the arc-shaped plate 33 is fixedly connected with the second elastic sheet 34, one end of the second elastic sheet 34 away from the arc-shaped plate 33 is fixedly connected to the side surface of the supporting rod 32, one end of the supporting rod 32 is sleeved with the sleeve 35, both sides of the sleeve 35 are fixedly connected with the sliding block 36, the bottom of the sleeve 35 is fixedly connected with the third elastic sheet 37, the bottom of the third elastic sheet 37 is provided with a damping plate, the mounting frame 31 is arranged, so that the outer surface of the arc-shaped plate 33 can always be in contact with the belt, when the bottom of the belt bulges due to fiber breakage, the outer surface of the arc-shaped plate 33 is in contact with the bulge, so that stress is generated, and then the supporting rod 32 can be driven to move downward, the marking assembly 2 and the detection assembly 3 cooperate, so that the bulge can be quickly responded, the third elastic sheet 37 and the second elastic sheet 34 cooperate, so that the stress generated by the contact between the arc-shaped plate 33 and the belt bulge can be buffered.

[0032] During the operation of the tape machine, slight vibration of the belt inevitably occurs during operation, which causes the arc-shaped plate 33 to move downward during normal operation, and then false triggering occurs. Figure 3 As shown in the scheme, the first connecting rod 24 is fixedly connected with the fixed block 28 at one end away from the connecting rod 21, when the vibration amplitude of the arc-shaped plate 33 is not large, the third elastic sheet 37 and the second elastic sheet 34 cooperate to buffer and store it, so that the arc-shaped plate 33 does not displace greatly, at the same time, the fixed block 28 and the first elastic sheet 29 cooperate to provide additional support force to the connecting rod 21, so that the stability of the arc-shaped plate 33 can be further improved, and false triggering during normal use can be effectively avoided.

[0033] Working principle:

[0034] As shown in the scheme: Figures 1-4 As shown in the scheme:

[0035] In use: in the normal belt, by setting infrared detection mechanism 11, so that the belt can be timely response when tearing, when the bottom of the belt due to fiber fracture appears bulge, the outer surface of the arc plate 33 and the bulge contact, so as to produce stress, in turn can make the support rod 32 downward movement, when the support rod 32 downward movement, can drive the sliding block 22 downward movement through the connecting rod 21, so as to realize the effect of driving the first connecting rod 24 downward movement, when the first connecting rod 24 downward movement, can drive the second connecting rod 25 one end along the side of the fixed seat 211 clockwise movement, at the same time, when the first connecting rod 24 downward movement, can drive the first spring 29 stretch through the fixed block 28, when the fixed block 28 to a certain position, the first spring 29 release stress, so as to realize the effect of providing additional stress for the transmission rod 26, in turn can realize the effect of driving the touch rod 27 one end downward movement through the transmission rod 26, when the touch rod 27 to a certain position, the touch block fixed in one end of the touch rod 27 and set in the touch rod 27 bottom press device contact, so as to make the paint mark on the bottom of the belt, in turn can realize the effect of convenient to determine the damage area.

[0036] The above is only the preferred embodiment of the present application, not the other forms of the present application for other restrictions, any skilled in the art of the technical personnel may use the above disclosed technical content to change or modification of equivalent examples applied to other fields, but any simple modification, equivalent change and modification of the above examples, which does not deviate from the technical scheme of the present application, according to the technical essence of the present application, still belongs to the protection scope of the present application technical scheme.

Claims

1. An unmanned coal mine belt conveyor belt tear detection mechanism, characterized in that, Include: Support frame (1) and infrared detection mechanism (11) arranged at the bottom of support frame (1); Label assembly (2), label assembly (2) is placed at the bottom of support frame (1), label assembly (2) includes connecting rod (21) arranged on the side of infrared detection mechanism (11), the side of connecting rod (21) is fixedly connected with sliding block (22), the inner cavity of sliding block (22) is provided with limiting seat (23), the top of limiting seat (23) is fixedly connected with fixed seat (211); Detection assembly (3), detection assembly (3) is placed on the side of connecting rod (21) away from limiting seat (23), detection assembly (3) includes mounting bracket (31) mounted on the side of limiting seat (23) away from connecting rod (21), the inner cavity of mounting bracket (31) is rotatably connected with support rod (32), the outer surface of support rod (32) is fixedly connected with arc plate (33); The side of limiting seat (23) close to connecting rod (21) is rotatably connected with first connecting rod (24), the side of first connecting rod (24) is rotatably connected with second connecting rod (25), one end of second connecting rod (25) away from first connecting rod (24) is rotatably connected with the side of fixed seat (211), the outer surface of first connecting rod (24) is sleeved with transmission rod (26), one end of transmission rod (26) is rotatably connected with touch rod (27).

2. The unattended belt tear detection mechanism for a coal mine belt conveyor according to claim 1, characterized in that, One end of first connecting rod (24) away from connecting rod (21) is fixedly connected with fixed block (28).

3. The unattended belt tear detection mechanism for a coal mine belt conveyor according to claim 2, characterized in that, The top of fixed block (28) is fixedly connected with first elastic sheet (29).

4. The unattended belt tear detection mechanism for a coal mine belt conveyor according to claim 3, characterized in that, The side of first elastic sheet (29) is provided with limiting block (210).

5. The unattended belt tear detection mechanism for a coal mine belt conveyor as claimed in claim 1, wherein, The inner cavity of arc plate (33) is fixedly connected with second elastic sheet (34), one end of second elastic sheet (34) away from arc plate (33) is fixedly connected with the side of support rod (32).

6. The unattended belt tear detection mechanism for a coal mine belt conveyor as claimed in claim 5, wherein, One end of support rod (32) is sleeved with sleeve (35), the two sides of sleeve (35) are fixedly connected with sliding block (36).

7. An unattended coal mine belt conveyor belt tear detection mechanism according to claim 6, characterized in that, The bottom of sleeve (35) is fixedly connected with third elastic sheet (37).

Images