Deviation preventing device of telescopic belt conveyor

Abstract

The utility model provides a telescopic belt conveyor deviation preventing device which comprises a base, two sets of fixing blocks are arranged on the top of the base in a relative sliding mode, vertical rollers are connected to the two sets of fixing blocks in a rotating mode, an adjusting assembly for driving the two sets of vertical rollers to move relative to each other is arranged on the base, and the adjusting assembly comprises two supporting rods which are fixedly installed on the base. Pushing rods are movably arranged at the tops of the two supporting rods in a penetrating mode, the pushing rods are fixedly connected with the fixing blocks, the fixing plate is fixedly connected to the bottom of the base, a rotating rod is rotationally connected to the fixing plate, first connecting rods are rotationally connected to the two ends of the rotating rod, a telescopic cylinder is hinged to the bottom of the base, and the driving end of the telescopic cylinder is hinged to the rotating rod; the two ends of the second connecting rod are hinged to the pushing rod and the first connecting rod correspondingly. According to the deviation preventing device of the telescopic belt conveyor, the effect of accurately and efficiently achieving deviation rectifying work of the telescopic belt conveyor can be achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to retractable belt conveyor anti -run -off technical field more specifically, relate to a retractable belt conveyor anti -run -off device. BACKGROUND

[0002] The retractable belt conveyor is a kind of belt conveyor that can change conveying length flexibly according to actual operation demand, it is mainly composed of conveying belt, driving device, carrier roller, drum, rack and retractable mechanism etc., retractable mechanism can be extended or shortened by hydraulic, electric or manual etc., so that the body part of belt conveyor can be extended or shortened, to adapt to different loading and unloading position and conveying distance requirement, however, the retractable belt conveyor of the prior art often appears the phenomenon of running deviation when in use, prone to the phenomenon of belt damage.

[0003] For the above problems, in terms of the technical problems that the retractable belt conveyor of the prior art often appears the phenomenon of running deviation when in use, prone to the phenomenon of belt damage, after a large amount of retrieval, the patent announcement No.CN213770132U, a tail part of mine movable retractable belt conveyor belt anti -run -off device is found, belongs to the technical field of mine equipment, the device is placed retractable belt conveyor belt appears the phenomenon of running deviation, slows down the abrasion of belt, improves work efficiency by installing carrier roller fixing plate and straight carrier roller on both sides of retractable belt conveyor to realize position adjustment to belt.

[0004] However, the tail part of mine movable retractable belt conveyor belt anti -run -off device still has some problems. For example, the position of carrier roller fixing plate and straight carrier roller is fixed, which makes the effect of the two in position correction to the belt on retractable belt conveyor not ideal, and the position adjustment to the belt cannot be quickly realized. In view of the above problems, the utility model provides a retractable belt conveyor anti -run -off device. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the technical problems in the background art, provides a retractable belt conveyor anti -run -off device.

[0006] To achieve the above object, the utility model provides the following technical scheme: a retractable belt conveyor anti -run -off device, including, base, the top relative retractable belt conveyor belt slidingly equipped with two groups of fixed blocks, two groups of fixed blocks are all pivotally connected with vertical roller, the base is equipped with the adjusting assembly of driving two groups of vertical roller relative movement, the adjusting assembly includes:

[0007] Two support rods are fixedly installed on the base, and the top of the two support rods is all penetrated and movably provided with a push rod, and the push rod is fixedly connected with the end of the fixed block away from the vertical roller;

[0008] A fixed plate is fixedly connected at the bottom of the base, a center of a rotating rod is rotatably connected on the fixed plate, first connecting rods are rotatably connected at both ends of the rotating rod, an extension cylinder is hingedly connected at the bottom of the base, a driving end of the extension cylinder is hingedly connected with the rotating rod, and the driving end of the extension cylinder is located between the center and the end of the rotating rod.

[0009] Two second connecting rods are oppositely rotatably connected at both sides of the base, and the second connecting rods are respectively hingedly connected with the pushing rods and the first connecting rods at both ends.

[0010] Further preferred: a sliding block is fixedly connected at the bottom of the fixed block, a sliding groove is arranged on the base and allows the sliding block to slide, a second spring is movably arranged in the sliding groove, and both ends of the second spring are fixedly connected with the sliding block and the base at the end of the sliding groove.

[0011] Further preferred: a corrugated sleeve is movably arranged on the sliding groove, and both ends of the corrugated sleeve are fixedly connected with the sliding block and the base at the end of the sliding groove.

[0012] Further preferred: a plurality of pushing blocks are fixedly connected on the vertical roller along the circumferential direction of the vertical roller, a triggering mechanism is arranged on the fixed block and abuts against the pushing blocks, a controller is fixedly connected with the triggering mechanism on the base, and the triggering mechanism comprises:

[0013] An abutting block is movably arranged on the fixed block opposite to the vertical roller, the abutting block abuts against the pushing blocks, one end of the abutting block away from the pushing blocks is fixedly connected with a movable plate, and a movable groove is arranged in the fixed block and allows the movable plate to move.

[0014] A first spring is arranged in the movable groove, both ends of the first spring are fixedly connected with the movable plate and the inner bottom of the movable groove, a press switch is arranged in the movable groove opposite to the abutting block, and the controller is signal connected with the press switch and the extension cylinder.

[0015] A pressing rod is fixedly installed at one end of the movable plate away from the abutting block opposite to the press switch, and the first spring is sleeved on the pressing rod.

[0016] Further preferred: a groove is arranged at one end of the abutting block opposite to the vertical roller, and an abutting wheel is rotatably connected in the groove and abuts against the pushing blocks.

[0017] Further preferred: the fixed block is in U-shaped structure, and a plurality of mounting plates are oppositely fixedly connected at both sides of the base.

[0018] Beneficial effects:

[0019] 1. The adjusting assembly, fixed block and vertical roller are arranged, the movement of the two groups of fixed blocks and vertical rollers is adjusted through the driving assembly, the deviation of the belt of the telescopic belt conveyor is corrected, the overall structure is simple to operate, the movement of the vertical roller can be accurately controlled, maintenance and operation are easy, and the stability of the telescopic belt conveyor in operation can be improved.

[0020] 2. The second spring and the corrugated sleeve are arranged, the second spring plays a buffering role, and the corrugated sleeve mainly plays a protection role, which can prevent dust, impurities and the like from entering the sliding groove, and avoid affecting the normal sliding of the sliding block.

[0021] 3. The trigger mechanism and the abutting wheel are arranged, automatic control of the deviation prevention device is realized through cooperation of the trigger mechanism and the controller, the controller can timely adjust the position of the vertical roller according to a signal, the deviation prevention device can more intelligently cope with the belt deviation, manual intervention is reduced, work efficiency and the automation degree of the equipment are improved, the abutting wheel can reduce abrasion between the pushing block and the abutting block, prolong the service life of the trigger mechanism, the pushing block can be more easily pushed to the abutting block, the trigger mechanism can work more sensitively, and the response speed of the deviation prevention device to the belt deviation is improved. DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0023] Figure 2 It is a schematic diagram of the structure of the adjusting assembly of the utility model.

[0024] Figure 3 It is a front view of the utility model.

[0025] Figure 4 It is a schematic diagram of the structure of the sliding groove, sliding block and second spring of the utility model.

[0026] Figure 5 It is a schematic diagram of the structure of the trigger mechanism of the utility model.

[0027] Figures 1-5 Center: 1, base; 2, mounting plate; 3, fixed block; 4, vertical roller; 5, corrugated sleeve; 6, pushing block; 7, controller; 8, trigger mechanism; 81, abutting block; 82, movable groove; 83, pressing rod; 84, pressing switch; 85, movable plate; 86, first spring; 9, adjusting assembly; 91, telescopic cylinder; 92, fixed plate; 93, rotating rod; 94, first connecting rod; 95, second connecting rod; 96, supporting rod; 97, pushing rod; 10, groove body; 11, abutting wheel; 12, sliding block; 13, second spring; 14, sliding groove. PREFERRED EMBODIMENT

[0028] The drawings of the embodiments of the utility model will be combined below Figures 1-5The technical scheme in the embodiment of the utility model is clearly and completely described.

[0029] Please refer to Figures 1-5 The utility model discloses an anti-deviation device of telescopic belt conveyor, including base 1, its top relative telescopic belt conveyor's belt slidingly is equipped with two groups of fixed blocks 3, two groups of fixed blocks 3 all are rotationally connected with vertical roller 4, be equipped with the adjusting assembly 9 of drive two groups of vertical roller 4 relative movement on base 1, adjusting assembly 9 includes, two support rods 96, its fixed mounting is in base 1, two support rods 96 top all are equipped with push rod 97 and move, push rod 97 and fixed block 3 are fixedly connected with the one end of vertical roller 4, fixed plate 92, its fixed connection is in base 1 bottom, the center of rotationally connected with rotating rod 93 on fixed plate 92, rotating rod 93 both ends all are rotationally connected with first connecting rod 94, base 1 bottom is hinged with telescopic cylinder 91, and the drive end of telescopic cylinder 91 is hinged with rotating rod 93, and the drive end of telescopic cylinder 91 is located between the center and the end of rotating rod 93, two second connecting rods 95, its relative rotationally connected in base 1 both sides, and second connecting rod 95 both ends are respectively hinged with push rod 97 and first connecting rod 94.

[0030] Specifically, when the belt of telescopic belt conveyor is in normal running position, two groups of vertical roller 4 keep certain relative position relationship with the belt, and do not carry out additional adjustment action, when the belt of telescopic belt conveyor deviates, and it will contact with vertical roller 4, and simultaneously with the movement of the belt of telescopic belt conveyor, it will drive vertical roller 4 to rotate, so that the phenomenon of telescopic belt conveyor deviation can be known, at this moment, telescopic cylinder 91 can be started, and telescopic cylinder 91 drives rotating rod 93 to rotate along fixed plate 92, and the first connecting rod 94 of rotating rod 93 both ends rotates along with the rotation of rotating rod 93, and the first connecting rod 94 drives second connecting rod 95 to rotate along base 1, so that second connecting rod 95 drives push rod 97 to move under the action of support rod 96, thereby drive two groups of fixed blocks 3 to slide relatively close on base 1, realize the position adjustment of the belt of telescopic belt conveyor, when the belt of telescopic belt conveyor is adjusted, telescopic cylinder 91 resets, so that two groups of fixed blocks 3 reset, so as to realize the deviation rectification operation of the belt of telescopic belt conveyor next time, the overall structure is simple to operate, can accurately control the movement of vertical roller 4, is easy to maintain and operate, can improve the stability of telescopic belt conveyor operation and improve the adjustment efficiency of the belt of telescopic belt conveyor.

[0031] It should be noted that in this embodiment, there are two of each of the first connecting rod 94, the second connecting rod 95, the support rod 96, and the push rod 97, which are arranged opposite each other on both sides of the base 1 and used in conjunction with the fixing block 3 and the vertical roller 4. The driving end of the telescopic cylinder 91 is located at the midpoint between the center of the rotating rod 93 (i.e., the connection point with the fixing plate 92) and the end (i.e., the position where the rotating rod 93 is connected to the first connecting rod 94). At the same time, the telescopic cylinder 91 can be an electric telescopic cylinder 91, a hydraulic telescopic cylinder 91, etc. The installation position and method of the base 1 are all existing technologies and will not be described here. Furthermore, the vertical roller 4 can be rotatably connected to the fixing block 3 by rotation.

[0032] In this embodiment of the utility model, such as Figure 1 and Figure 4 As shown, a slider 12 is fixedly connected to the bottom of the fixed block 3. A groove 14 is provided on the base 1 for the slider 12 to slide. A second spring 13 is movably installed in the groove 14. The two ends of the second spring 13 are fixedly connected to the slider 12 and the base 1 at the end of the groove 14, respectively. Specifically, the slider 12 at the bottom of the fixed block 3 slides in the groove 14 of the base 1, providing guidance for the movement of the fixed block 3 and ensuring that the fixed block 3 can move smoothly in a predetermined direction. When the belt deviates and the vertical roller 4 is subjected to a large lateral force, causing the fixed block 3 to move rapidly, the second spring 13 will be compressed or stretched, playing a buffering role. Furthermore, a corrugated sleeve 5 is movably installed on the groove 14. The two ends of the corrugated sleeve 5 are fixedly connected to the slider 12 and the base 1 at the end of the groove 14, respectively. The corrugated sleeve 5 mainly plays a protective role, preventing dust, impurities, etc. from entering the groove 14 and avoiding affecting the normal sliding of the slider 12.

[0033] In this embodiment of the utility model, such as Figure 1 , Figure 3 , Figure 4 and Figure 5As shown, the plurality of blocks 6 are fixedly connected to the vertical roller 4 along the circumferential direction of the vertical roller 4, the trigger mechanism 8 is arranged on the fixed block 3 and abuts against the block 6, the controller 7 is fixedly connected to the trigger mechanism 8 and is signal connected to the trigger mechanism 8, the trigger mechanism 8 comprises an abutting block 81, the abutting block 81 is arranged on the fixed block 3 and faces the vertical roller 4, the abutting block 81 abuts against the block 6, one end of the abutting block 81 away from the block 6 is fixedly connected to an activity plate 85, the activity plate 85 is arranged in an activity groove 82 in the fixed block 3, a first spring 86 is arranged in the activity groove 82, two ends of the first spring 86 are fixedly connected to the activity plate 85 and the inner bottom of the activity groove 82 respectively, a press switch 84 is arranged in the activity groove 82 and faces the abutting block 81, the controller 7 is signal connected to the press switch 84 and a telescopic cylinder 91, a pressure rod 83 is fixedly arranged on one end of the activity plate 85 away from the abutting block 81 and faces the press switch 84, the first spring 86 is sleeved on the pressure rod 83, specifically, when the vertical roller 4 rotates, the block 6 on the vertical roller 4 abuts against the abutting block 81, the block 6 applies force to the abutting block 81, the abutting block 81 moves into the activity groove 82 in the fixed block 3, the activity plate 85 drives the first spring 86 to be compressed, the pressure rod 83 on the activity plate 85 moves towards the press switch 84 along with the movement of the activity plate 85, when the pressure rod 83 presses the press switch 84, an electric signal is generated and is sent to the controller 7, after receiving the signal of the press switch 84, the controller 7 controls the telescopic cylinder 91 to be telescopic according to the preset program, the cooperation of the trigger mechanism 8 and the controller 7 realizes the automatic control of the anti-deviation device, the controller 7 can timely adjust the position of the vertical roller 4 according to the signal, the anti-deviation device can more intelligently cope with the belt deviation, the manual intervention is reduced, and the work efficiency and the automation degree of the equipment are improved.

[0034] As shown in the embodiments of the utility model, Figure 4 and Figure 5 As shown, one end of the abutting block 81 facing the vertical roller 4 is provided with a groove body 10, the groove body 10 is rotatably connected with an abutting wheel 11 abutting against the block 6, specifically, when the block 6 on the vertical roller 4 contacts the abutting block 81, the abutting wheel 11 contacts and rotates the block 6, and the sliding friction between the block 6 and the abutting block 81 is converted into the rolling friction of the abutting wheel 11, the friction of the rolling friction is far less than that of the sliding friction, so that the abrasion between the block 6 and the abutting block 81 can be reduced, the service life of the trigger mechanism 8 is prolonged, at the same time, the block 6 can be more easily pushed to the abutting block 81, and the trigger mechanism 8 can work more sensitively, and the response speed of the anti-deviation device to the belt deviation is improved.

[0035] As shown in the embodiments of the utility model, Figure 1 , Figure 3 and Figure 4As shown, the fixed block 3 is a U-shaped structure, and the base 1 is fixedly connected with a plurality of mounting plates 2 on both sides, specifically, the fixed block 3 is a U-shaped structure, which is convenient for installing the vertical roller 4 inside, and can limit the axial position of the vertical roller 4, and ensure that the vertical roller 4 can stably rotate, and the base 1 is fixedly connected with a plurality of mounting plates 2 on both sides, and the entire anti-deviation device can be firmly installed on the rack of the stretchable belt conveyor or other suitable position through the mounting plate 2.

[0036] Working principle: the base 1 is installed on the specified position of the stretchable belt conveyor through the mounting plate 2, when the belt of the stretchable belt conveyor is in the normal running position, the two groups of vertical rollers 4 keep a certain relative position relationship with the belt, and do not perform additional adjustment action, when the belt of the stretchable belt conveyor deviates, it will contact the vertical roller 4, and will drive the vertical roller 4 to rotate during the movement of the belt of the stretchable belt conveyor, when the vertical roller 4 rotates, the push block 6 on the vertical roller 4 will contact the abutting block 81, the push block 6 applies force to the abutting block 81, and the abutting block 81 moves into the movable slot 82 inside the fixed block 3, driving the movable plate 85 to compress the first spring 86, the pressure rod 83 on the movable plate 85 will move towards the pressing switch 84 with the movement of the movable plate 85, when the pressure rod 83 presses the pressing switch 84, an electrical signal will be generated and sent to the controller 7, after the controller 7 receives the signal of the pressing switch 84, it controls the start of the telescopic cylinder 91 according to the preset program, the telescopic cylinder 91 drives the rotating rod 93 to rotate along the fixed plate 92, the first connecting rod 94 at both ends of the rotating rod 93 rotates with the rotation of the rotating rod 93, the first connecting rod 94 drives the second connecting rod 95 to rotate along the base 1, so that the second connecting rod 95 drives the push rod 97 to move under the action of the supporting rod 96, thereby driving the two groups of fixed blocks 3 to relatively slide on the base 1, realizing the position adjustment of the belt of the stretchable belt conveyor, when the adjustment of the belt of the stretchable belt conveyor is completed, the telescopic cylinder 91 resets, so that the two groups of fixed blocks 3 reset, in order to realize the deviation correction operation of the belt of the stretchable belt conveyor next time, the overall structure is simple to operate, can accurately control the movement of the vertical roller 4, and the structure is relatively simple, easy to maintain and operate, and can improve the stability of the stretchable belt conveyor.

Claims

1. A deviation-preventing device for a telescopic belt conveyor, characterized in that Include: Base (1), the top relative to the belt sliding of the belt conveyor is equipped with two groups of fixed blocks (3), two groups The fixed block (3) is rotatably connected with a vertical roller (4), the base (1) is equipped with an adjusting assembly (9) for driving two groups The vertical roller (4) is relatively moved, the adjusting assembly (9) comprises: Two support rods (96) are fixedly installed on the base (1), and the top of the two support rods (96) is rotatably connected with a push rod (97), and the push rod (97) is fixedly connected with the fixed block (3) away from the vertical roller (4) one end; The fixed plate (92) is fixedly connected at the bottom of the base (1), the center of the rotating rod (93) is rotatably connected with the fixed plate (92), the first connecting rod (94) is rotatably connected with the two ends of the rotating rod (93), the base (1) is hingedly connected with a telescopic cylinder (91), the driving end of the telescopic cylinder (91) is hingedly connected with the rotating rod (93), and the driving end of the telescopic cylinder (91) is located between the center and the end of the rotating rod (93); Two second connecting rods (95) are rotatably connected on both sides of the base (1), and the second connecting rod (95) is hingedly connected with the push rod (97) and the first connecting rod (94) respectively.

2. The anti-deviation device of the retractable belt conveyor according to claim 1, characterized in that: The bottom of the fixed block (3) is fixedly connected with a sliding block (12), and the base (1) is provided with a sliding groove (14) for sliding of the sliding block (12), and the sliding groove (14) is movably provided with a second spring (13), and the two ends of the second spring (13) are fixedly connected with the sliding block (12) and the base (1) at the end of the sliding groove (14).

3. The anti-deviation device of the retractable belt conveyor according to claim 2, characterized in that: The corrugated sleeve (5) is movably arranged on the sliding groove (14), and the two ends of the corrugated sleeve (5) are fixedly connected with the sliding block (12) and the base (1) at the end of the sliding groove (14).

4. The anti-deviation device of the retractable belt conveyor according to claim 1, characterized in that: A plurality of blocks (6) are fixedly connected on the vertical roller (4) along the circumferential direction, the fixed block (3) is provided with a trigger mechanism (8) abutting the block (6), and the base (1) is fixedly connected with a controller (7) signal connected with the trigger mechanism (8), and the trigger mechanism (8) comprises: The abutting block (81) is movably arranged on the fixed block (3) opposite to the vertical roller (4), the abutting block (81) is abutted with the block (6), and the abutting block (81) is fixedly connected with a movable plate (85) away from the block (6) one end, and the fixed block (3) is provided with a movable groove (82) for the movable plate (85) to move; The first spring (86) is located in the movable groove (82), and the two ends of the first spring (86) are fixedly connected with the movable plate (85) and the inner bottom of the movable groove (82), and the movable groove (82) is provided with a press switch (84) opposite to the abutting block (81), and the controller (7) is signal connected with the press switch (84) and the telescopic cylinder (91). A pressing rod (83) is fixedly installed on the end of the movable plate (85) away from the abutting block (81) and opposite to the pressing switch (84), and the first spring (86) is sleeved on the pressing rod (83).

5. The anti-deviation device of the retractable belt conveyor according to claim 4, characterized in that: A groove (10) is formed in the end of the abutting block (81) opposite to the vertical roller (4), and an abutting wheel (11) abutting against the shifting block (6) is rotatably connected in the groove (10).

6. The anti-deviation device of the retractable belt conveyor according to claim 1, characterized in that: The fixed block (3) is in U-shaped structure, and a plurality of mounting plates (2) are fixedly connected on the two opposite sides of the base (1).

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