Lower carrier roller replacing device for belt conveyor

Abstract

The utility model relates to the technical field of maintenance of belt conveyors, and discloses a lower carrier roller replacing device for a belt conveyor, which comprises a frame body, a mounting frame is arranged at the top of the frame body in a penetrating manner, a sliding rail is fixedly connected to the inner side of the mounting frame, and a second screw rod is rotationally connected to the front side of the interior of the sliding rail in a penetrating manner; a nut pair penetrates through and is in threaded connection with the exterior of the second screw rod, a sliding rod penetrates through and is fixedly connected with the rear side of the interior of the sliding rail, a sliding block penetrates through and is in sliding connection with the exterior of the sliding rod, a sliding box is fixedly connected between the sliding block and the nut pair, and the sliding box penetrates through and is in sliding connection with the sliding rail. According to the carrier roller disassembling and replacing device, firstly, through mutual cooperation of the sliding rail, the second screw rod, the nut pair, the rubber pad, the telescopic supporting rod, the rubber pad and the sliding box, the structure is simple, operation is convenient, disassembling and replacing of the carrier roller can be achieved only by one person, and a belt cannot be damaged.

Description

Technical Field

[0001] The utility model relates to the technical field of belt conveyor maintenance, in particular to a lower roller replacement device for a belt conveyor. Background Art

[0002] Belt conveyors are conveying systems used to transport loose materials or finished goods, and are widely used in mining, metallurgy, coal and other industries. Common belt conveyor equipment maintenance and troubleshooting issues are that various types of rollers are damaged or the rollers that fail to rotate have damage to the belt surface, which requires regular inspection and replacement.

[0003] After searching, the existing Chinese patent announcement number is: CN217919782U, which provides an auxiliary device for replacing belt rollers. This patent can liberate manpower, and one person can complete the replacement of rollers, greatly reducing labor intensity.

[0004] Although the above patent can greatly reduce the labor intensity, the molding mechanism of the above pulp molding equipment still has the following problems: However, the steel wire rope is prone to cause certain damage to the belt when the belt is raised.

[0005] In view of the above problems, a lower roller replacement device for a belt conveyor is proposed. Utility Model Content

[0006] The utility model aims to provide a lower roller replacement device for a belt conveyor, which solves the problem in the background technology that a steel wire rope is prone to cause certain damage to the belt when the belt is lifted.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a lower roller replacement device for a belt conveyor, comprising a frame body, a mounting frame passing through and arranged on the top of the frame body, a slide rail fixedly connected to the inner side of the mounting frame, a second screw rod passing through and rotatably connected to the inner front side of the slide rail, a nut pair passing through and threadedly connected to the outer side of the second screw rod, a slide rod passing through and fixedly connected to the inner rear side of the slide rail, a slide block passing through and slidably connected to the outer side of the slide rod, a sliding box fixedly connected to the sliding block and the nut pair, and the sliding box passing through and slidably connected to the slide rail, a telescopic support rod passing through and rotatably connected to the top of the sliding box, and a fixing component is arranged on the outer side of the mounting frame.

[0008] By adopting the above technical solution, the telescopic support rod can be moved upward during use, so as to come into contact with the conveyor belt and drive the conveyor belt to rise upward, thereby facilitating the replacement of the roller.

[0009] As a further description of the above technical solution: the fixing assembly includes a first screw rod, which passes through and is threadedly connected to the mounting frame, an end of the first screw rod adjacent to the slide rail is rotatably connected to a clamping plate, and an end of the first screw rod opposite to the slide rail is fixedly connected to a knob.

[0010] By adopting the above technical solution, the device can be installed and fixed after its position is determined.

[0011] As a further description of the above technical solution: an anti-slip pad is provided on one side of the clamping plate adjacent to the frame.

[0012] By adopting the above technical solution, when the device is fixed on the frame, the friction force can be increased to prevent the entire device from sliding or falling off from the frame.

[0013] As a further description of the above technical solution: a telescopic connecting rod is fixedly connected between the slide rails.

[0014] By adopting the above technical solution, the two slide rails can be connected.

[0015] As a further description of the above technical solution: a handle is fixedly connected to the top end of the second screw.

[0016] By adopting the above technical solution, the nut pair can be driven to move.

[0017] As a further description of the above technical solution: the inner bottom of the sliding box is fixedly connected to a limit plate, and the limit plate is in contact with the telescopic support rod.

[0018] By adopting the above technical solution, the supporting telescopic rod can be limited.

[0019] As a further description of the above technical solution: the top of one end of the telescopic support rod is set as an inclined surface, and the top of the inclined surface is fixedly connected with a rubber pad.

[0020] By adopting the above technical solution, better supporting contact with the conveyor belt can be achieved, and friction can be increased when the conveyor belt is raised or lowered.

[0021] As a further description of the above technical solution: rollers are arranged between the frames, and a conveyor belt is arranged between the rollers.

[0022] By adopting the above technical solution, objects can be transported.

[0023] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0024] 1. The utility model provides a lower roller replacement device for a belt conveyor. First, the slide rail, the second screw rod, the nut pair, the rubber pad, the telescopic support rod, the rubber pad and the sliding box cooperate with each other. The structure is simple and the operation is convenient. Only one person is needed to disassemble and replace the roller without causing damage to the belt.

[0025] 2. The utility model provides a lower roller replacement device for a belt conveyor. Through the cooperation of the telescopic connecting rod, the first screw rod, the knob and the clamping plate, the device can be unfolded, connected and aligned during use, and the device can be quickly fixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a three-dimensional diagram of the utility model;

[0027] Figure 2 This is a schematic diagram of the storage device of the utility model;

[0028] Figure 3 It is a schematic diagram of the internal structure of the rack slide rail of the utility model.

[0029] In the figure: 1. frame; 2. conveyor belt; 3. mounting frame; 4. slide rail; 5. handle; 6. telescopic connecting rod; 7. knob; 8. first screw rod; 9. clamping plate; 10. second screw rod; 11. slide rod; 12. nut pair; 13. sliding block; 14. telescopic support rod; 15. rubber pad; 16. sliding box. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings.

[0032] Combination Figure 1 The utility model is a lower roller replacement device for a belt conveyor, comprising a frame 1, a mounting frame 3 is passed through and arranged on the top of the frame 1, the device can be installed on the frame 1, rollers are arranged between the frames 1, and a conveyor belt 2 is arranged between the rollers, which can transport and convey articles. A limiting plate is fixedly connected to the inner bottom of the sliding box 16, and the limiting plate is in contact with the telescopic support rod 14. The setting of the limiting plate can limit the telescopic support rod 14 to prevent it from rotating downward.

[0033] Combination Figure 1 and Figure 3 The inner side of the mounting frame 3 is fixedly connected with a slide rail 4, the inner front side of the slide rail 4 penetrates and is rotatably connected with a second screw rod 10, the top of the second screw rod 10 is fixedly connected with a handle 5, the outer side of the second screw rod 10 penetrates and is threadedly connected with a nut pair 12, the inner rear side of the slide rail 4 penetrates and is fixedly connected with a slide rod 11, the outer side of the slide rod 11 penetrates and is slidably connected with a slide block 13, a slide box 16 is fixedly connected between the slide block 13 and the nut pair 12, and the slide box 16 penetrates and is slidably connected with the slide rail 4, the top of the slide box 16 penetrates and is rotatably connected with a telescopic support rod 14, the top of one end of the telescopic support rod 14 is set as an inclined surface, and the top of the inclined surface is fixedly connected with a rubber pad 15, which is The telescopic support rod 14 is pushed out from the slide rail 4, and then the telescopic support rod 14 is extended and unfolded to enter the interior of the conveyor belt. Then, the handle 5 is rotated in the required direction as needed, and the handle 5 can also be rotated in two directions, which can facilitate the operation of some larger conveyor belts. The rotation of the handle 5 drives the second screw rod 10 to rotate, so that the nut pair 12 drives the sliding box 16 to rise in the slide rail 4, thereby making the telescopic support rod 14 rise until it contacts with the conveyor belt 2, and drives the conveyor belt 2 to tilt upward, so as to facilitate the disassembly and replacement of the rollers. The arrangement of the inclined surface and the rubber pad 15 can better support and prevent slipping of the conveyor belt 2.

[0034] Combination Figure 2 , a fixing assembly is provided on the outside of the mounting frame 3, and the fixing assembly includes a first screw 8, which penetrates and is threadedly connected to the mounting frame 3, and a clamping plate 9 is rotatably connected to the end of the first screw 8 adjacent to the slide rail 4, and a knob 7 is fixedly connected to the end of the first screw 8 opposite to the slide rail 4, and a non-slip pad is provided on the side of the clamping plate adjacent to the frame body, which can increase the friction when the device is fixed on the frame body to prevent the device as a whole from sliding or falling off the frame body. A telescopic connecting rod 6 is fixedly connected between the slide rails 4. When in use, the device is unfolded according to the width of the conveyor belt 2, and the knob 7 is twisted to rotate the first screw 8, thereby driving the clamping plate 9 to approach the frame body 1 until it contacts the frame body 1, thereby fixing the device as a whole.

[0035] Working principle: First, when the device is used, the telescopic connecting rod is unfolded according to the width of the conveyor belt 2, and then the mounting frame 3 is installed on the frame body 1, and the knob 7 is twisted to rotate the first screw rod 8, thereby driving the clamping plate 9 to approach the frame body 1 until it contacts the frame body 1, thereby fixing the device as a whole, and then the telescopic support rod 14 is pulled out from the slide rail 4, and the setting limit plate can limit the telescopic support rod 14 to prevent it from rotating downward, and then the telescopic support rod 14 is extended and unfolded, so as to enter the interior of the conveyor belt, According to the needs, the handle 5 can be rotated in the required direction, or in two directions, so that it is convenient to work on some larger conveyor belts. The rotation of the handle 5 drives the second screw 10 to rotate, so that the nut pair 12 drives the sliding box 16 to rise in the slide rail 4, thereby making the telescopic support rod 14 rise until it contacts the conveyor belt 2, and drives the conveyor belt 2 to tilt upward, so as to facilitate the removal and replacement of the rollers. The setting of the inclined surface and rubber pad 15 can better support and prevent slipping of the conveyor belt 2.

[0036] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0037] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A lower roller replacement device for a belt conveyor, comprising a frame (1), characterized in that: The top of the frame body (1) is penetrated and provided with a mounting frame (3), the inner side of the mounting frame (3) is fixedly connected with a slide rail (4), the inner front side of the slide rail (4) is penetrated and rotatably connected with a second screw rod (10), the outer side of the second screw rod (10) is penetrated and threadedly connected with a nut pair (12), the inner rear side of the slide rail (4) is penetrated and fixedly connected with a slide rod (11), the outer side of the slide rod (11) is penetrated and slidably connected with a slide block (13), a slide box (16) is fixedly connected between the slide block (13) and the nut pair (12), and the slide box (16) is penetrated and slidably connected with the slide rail (4), the top of the slide box (16) is penetrated and rotatably connected with a telescopic support rod (14), and a fixing component is arranged on the outer side of the mounting frame (3).

2. The lower roller replacement device for a belt conveyor according to claim 1, characterized in that: The fixing assembly comprises a first screw rod (8), the first screw rod (8) penetrates the mounting frame (3) and is threadedly connected, one end of the first screw rod (8) adjacent to the slide rail (4) is rotatably connected to a clamping plate (9), and the end of the first screw rod (8) opposite to the slide rail (4) is fixedly connected to a knob (7).

3. The lower roller replacement device for a belt conveyor according to claim 2, characterized in that: An anti-slip pad is provided on one side of the clamping plate (9) adjacent to the frame (1).

4. The lower roller replacement device for a belt conveyor according to claim 1, characterized in that: A telescopic connecting rod (6) is fixedly connected between the slide rails (4).

5. The lower roller replacement device for a belt conveyor according to claim 1, characterized in that: The top end of the second screw rod (10) is fixedly connected to a handle (5).

6. The lower roller replacement device for a belt conveyor according to claim 1, characterized in that: The inner bottom of the sliding box (16) is fixedly connected to a limit plate, and the limit plate is in contact with the telescopic support rod (14).

7. The lower roller replacement device for a belt conveyor according to claim 1, characterized in that: The top of one end of the telescopic support rod (14) is arranged as an inclined surface, and a rubber pad (15) is fixedly connected to the top of the inclined surface.

8. The lower roller replacement device for a belt conveyor according to claim 1, characterized in that: Rollers are arranged between the frames (1), and a conveyor belt (2) is arranged between the rollers.

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