Variable angle idler group

Abstract

The utility model discloses a variable inclination angle carrier roller set, including support frame, the tail end fixed connection of link axle has the first carrier roller, the front end fixed connection of first carrier roller has the first link pipe, the inner wall connection of first link pipe has the first spring, the front end connection of first spring has the first connecting rod, and the surface sliding connection of first connecting rod is in the inner wall of first link pipe, the front end fixed connection of first connecting rod has the first connecting ring, and this utility model passes through the electric telescopic board and connects the external power supply, makes the electric telescopic board heightening, and the link axle is elevated, and first connecting ring rotates a certain angle simultaneously, thereby reaches the effect that first carrier roller can be inclined to different angles, and this carrier roller set can be placed in the different position of belt conveyor, and according to different situation makes first carrier roller to rotate and incline to different angles, makes this carrier roller set expand the use range, reduces the design to different carrier roller set, reaches the effect that saves manufacturing cost.

Description

TECHNICAL FIELD

[0001] The utility model relates to a roller technology field, specifically to a variable inclination roller set. BACKGROUND

[0002] The roller set is a component for supporting the conveying belt and the material carried on the conveying belt on the belt conveyor, ensuring stable operation of the conveying belt. Different roller sets with different functions and effects are generally installed on the belt conveyor, so that different positions require roller sets with different inclination angles. Therefore, when manufacturing the roller set, it is generally necessary to manufacture roller sets with multiple inclination angles to ensure the installation of the belt conveyor.

[0003] Patent document CN210456339U discloses a "new heavy load roller set, comprising a crossbeam, a support plate assembly is installed on the crossbeam, two rows of parallel roller sets are rotatably installed on the support plate assembly; the utility model adopts a crossbeam two-side roller arrangement in space arrangement, by setting double-row roller sets, the actual carrying capacity of a single roller is reduced, the stability of operation is enhanced, the service life of a single roller is prolonged, and the maintenance cost is reduced; compared with the prior art, two crossbeams are set to realize two groups of bearing rollers, and the same two groups of rollers have obvious advantages in material cost and occupied space. Through structural adjustment, it is particularly suitable for convex arc segments with large belt tension in the belt conveyor, material falling points with large material impact, and positions with limited space but large roller set carrying capacity. At the same time, the structure can be applied to the convenience requirement of replacing the roller";

[0004] The above device reduces the actual carrying capacity of a single roller by setting double-row roller sets to enhance the stability of operation, and sets two crossbeams to realize two groups of bearing rollers. Although the service life of a single roller is prolonged, and the maintenance cost is reduced, a belt conveyor requires roller sets with multiple functions to operate normally, so that multiple roller sets with different inclination angles are required. Therefore, multiple roller sets need to be designed and manufactured, which is troublesome and has high manufacturing cost. Therefore, the staff needs to improve. UTILITY MODEL CONTENTS

[0005] The utility model aims at overcoming the high cost of manufacturing multiple roller sets in the prior art and providing a variable inclination roller set.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] Comprise:

[0008] Support frame, both sides of the support frame are fixedly connected with support arms, the top of the support arm is installed with an electric telescopic plate, the middle part of the electric telescopic plate is rotatably connected with a connecting shaft, the tail end of the connecting shaft is fixedly connected with a first supporting roller, the front end of the first supporting roller is fixedly connected with a first connecting pipe, the inner wall of the first connecting pipe is connected with a first spring, the front end of the first spring is connected with a first connecting rod, and the surface of the first connecting rod is slidably connected to the inner wall of the first connecting pipe, and the front end of the first connecting rod is fixedly connected with a first connecting ring.

[0009] The top of the support frame is fixedly connected with a support plate, the top of the support plate is fixedly connected with a second connecting pipe, the inner wall of the second connecting pipe is connected with a second spring, the front end of the second spring is connected with a second connecting rod, and the surface of the second connecting rod is slidably connected to the inner wall of the second connecting pipe, the front end of the second connecting rod is fixedly connected with a second connecting ring, and the surface of the second connecting ring is rotatably connected to the surface of the first connecting ring, and the tail end of the second connecting pipe is fixedly connected with a second supporting roller.

[0010] The surface of the first supporting roller and the second supporting roller is bonded with a noise reduction pad, the material of the noise reduction pad is rubber, so that the noise reduction pad has resilience.

[0011] The four around of the support frame are fixedly connected with a fixed plate, and the top of the fixed plate is threadedly connected with a screw rod.

[0012] The four around of the tail end of the first connecting rod and the second connecting rod are provided with protrusions, so that the first connecting rod is limited by the protrusions and cannot rotate.

[0013] The horizontal longitudinal section of the support arm is a circular arc, and the center of the circular arc of the middle part of the support arm is located at the same position as the center of the circular arc of the middle part of the first connecting ring, so that the electric telescopic plate can drive the first connecting ring to rotate when the electric telescopic plate is lifted.

[0014] The technical scheme provided by the utility model has the following technical effects:

[0015] 1、The utility model provides a variable inclination supporting roller group, through the electric telescopic plate connects the external power supply, makes the electric telescopic plate heightens, the connecting shaft is elevated simultaneously, the first connecting ring rotates a certain angle, thereby reaches the effect that the first supporting roller can be inclined to different angles, this supporting roller group can be placed in different positions of the belt conveyor, and according to different conditions, the first supporting roller is rotated and inclined to different angles, so that the use range of the supporting roller group is expanded, the design of different supporting roller groups is reduced, and the effect of saving manufacturing cost is achieved.

[0016] 2. The variable inclination roller set provided by the utility model, through the noise reduction pad adhered on the surface of the first roller and the second roller, through the soft characteristic of rubber, the sound received by the roller set when in use is less due to the contact of the conveying belt, thereby reducing the noise of the working site. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the utility specific embodiment or prior art technical solutions, the following will be a brief description of the specific embodiment or prior art description of the drawings needed to use a simple introduction, obviously, the following description of the drawings is some embodiments of the utility, for those skilled in the art, without creative labor, according to these drawings, other drawings can also be obtained.

[0018] Figure 1 The utility model discloses a structure perspective drawing;

[0019] Figure 2 The utility model discloses a first roller structure perspective drawing;

[0020] Figure 3 The utility model discloses a second roller structure perspective drawing;

[0021] Figure 4 The utility model discloses a first connecting pipe structure schematic view;

[0022] Figure 5 The utility model discloses a second connecting pipe structure schematic view.

[0023] In the drawing: 1, support frame; 2, support arm; 3, electric telescopic plate; 4, connecting shaft; 5, first roller; 6, first connecting pipe; 7, first spring; 8, first connecting rod; 9, first connecting ring; 10, support plate; 11, second connecting pipe; 12, second spring; 13, second connecting rod; 14, second connecting ring; 15, second roller; 16, noise reduction pad; 17, fixed plate; 18, screw rod. DETAILED DESCRIPTION

[0024] Please refer to Figures 1 to 5 A variable inclination roller set;

[0025] Including:

[0026] The support frame 1 is fixedly connected with support arms 2 on both sides, the top of the support arm 2 is installed with an electric telescopic plate 3, the middle of the electric telescopic plate 3 is rotatably connected with a connecting shaft 4, the tail end of the connecting shaft 4 is fixedly connected with a first supporting roller 5, the front end of the first supporting roller 5 is fixedly connected with a first connecting pipe 6, the inner wall of the first connecting pipe 6 is connected with a first spring 7, the front end of the first spring 7 is connected with a first connecting rod 8, and the surface of the first connecting rod 8 is slidably connected to the inner wall of the first connecting pipe 6, and the front end of the first connecting rod 8 is fixedly connected with a first connecting ring 9.

[0027] When the angle of the first supporting roller 5 needs to be adjusted, the electric telescopic plate 3 is connected to an external power supply, so that the electric telescopic plate 3 extends out of the support arm 2 and rises, the electric telescopic plate 3 drives the connecting shaft 4 on the surface to rotate and rise around the center of the support arm 2, the connecting shaft 4 drives the first supporting roller 5 at the tail end to rise, the first supporting roller 5 drives the first connecting pipe 6 at the tail end to rise, the first connecting pipe 6 drives the first connecting rod 8 at the tail end to rise, and the first connecting rod 8 drives the first connecting ring 9 at the tail end to rotate by a certain angle, so that the first supporting roller 5 rotates and tilts by different angles, to facilitate installation at different positions of the belt conveyor;

[0028] When the first supporting roller 5 needs to be installed, the first connecting rod 8 can be pressed to make the first connecting rod 8 shrink into the inner wall of the first connecting pipe 6, and then the connecting shaft 4 is inserted into the electric telescopic plate 3 and fixed by the rotating shaft;

[0029] The top of the support frame 1 is fixedly connected with support plates 10 on both sides, the top of the support plate 10 is fixedly connected with a second connecting pipe 11, the inner wall of the second connecting pipe 11 is connected with a second spring 12, the front end of the second spring 12 is connected with a second connecting rod 13, and the surface of the second connecting rod 13 is slidably connected to the inner wall of the second connecting pipe 11, the front end of the second connecting rod 13 is fixedly connected with a second connecting ring 14, and the surface of the second connecting ring 14 is rotatably connected to the surface of the first connecting ring 9, and the tail end of the second connecting pipe 11 is fixedly connected with a second supporting roller 15;

[0030] When the second supporting roller 15 is installed, the second connecting rod 13 on both sides is pushed into the inner wall of the second connecting pipe 11, so that the second connecting rod 13 extrudes the second spring 12, then the second connecting rod 13 passes through the inner wall of the support plate 10 and is fixed, and in use, the article is pressed on the track to make the external track be extruded to contact the second supporting roller 15, so that the external track drives the second supporting roller 15 to rotate, at this time, the first connecting ring 9 and the second connecting ring 14 are connected, so that the installation of the second supporting roller 15 and the first supporting roller 5 is completed;

[0031] The surfaces of the first supporting roller 5 and the second supporting roller 15 are adhered with noise reduction pads 16, and the material of the noise reduction pad 16 is rubber, so that the noise reduction pad 16 has resilience;

[0032] The noise reduction pad 16 is attached to the surface of the first idler 5 and adheres to it, so that in use, the external track contacts the noise reduction pad 16, thereby reducing the sound of the track touching the noise reduction pad 16;

[0033] The support frame 1 is fixedly connected with a fixed plate 17 around, and the top of the fixed plate 17 is threadedly connected with a screw rod 18;

[0034] When the device needs to be installed, the support frame 1 is placed at different positions of the belt conveyor, and then the screw rod 18 is placed on the top of the fixed plate 17 and rotated, so that the screw rod 18 penetrates the fixed plate 17 and is inserted into the track frame of the belt conveyor, thereby fixing the support frame 1.

[0035] The working principle is that the second connecting pipe 11 is inserted into the two support plates 10 and welded to be fixed, then the second connecting ring 14 is connected with the first connecting ring 9 and installed through the rotating rod, so that the first connecting ring 9 and the second connecting ring 14 cannot be separated, then the first connecting rod 8 and the second connecting rod 13 are pushed, so that the first connecting rod 8 and the second connecting rod 13 are retracted into the inner wall of the first connecting pipe 6 and the second connecting pipe 11, then there is enough space to place the connecting shaft 4 in front of the electric telescopic plate 3, the first connecting rod 8 is loosened, so that the first spring 7 and the second spring 12 rebound, so that the connecting shaft 4 is inserted into the inner wall of the electric telescopic plate 3 and fixed with the rotating shaft in the electric telescopic plate 3, the support frame 1 is placed on the belt conveyor, and the device is fixed by rotating the screw rod 18, when the inclination angle of the first idler 5 needs to be adjusted, the electric telescopic plate 3 is connected to the external power supply, so that the first idler 5 rotates and rises to different angles, thereby facilitating the use of the device at different positions of the belt conveyor.

Claims

1. A variable angle roller set, comprising a support frame (1), characterized in that: both sides of the support frame (1) are fixedly connected with support arms (2), the top of the support arms (2) is installed with an electric telescopic plate (3), the middle of the electric telescopic plate (3) is rotatably connected with a connecting shaft (4), the tail end of the connecting shaft (4) is fixedly connected with a first roller (5), the front end of the first roller (5) is fixedly connected with a first connecting pipe (6), the inner wall of the first connecting pipe (6) is connected with a first spring (7), the front end of the first spring (7) is connected with a first connecting rod (8), and the surface of the first connecting rod (8) is slidably connected to the inner wall of the first connecting pipe (6), and the front end of the first connecting rod (8) is fixedly connected with a first connecting ring (9).

2. A variable angle idler group according to claim 1, wherein: both sides of the top of the support frame (1) are fixedly connected with support plates (10), the top of the support plates (10) is fixedly connected with a second connecting pipe (11), the inner wall of the second connecting pipe (11) is connected with a second spring (12), the front end of the second spring (12) is connected with a second connecting rod (13), and the surface of the second connecting rod (13) is slidably connected to the inner wall of the second connecting pipe (11), the front end of the second connecting rod (13) is fixedly connected with a second connecting ring (14), and the surface of the second connecting ring (14) is rotatably connected to the surface of the first connecting ring (9), the tail end of the second connecting pipe (11) is fixedly connected with a second roller (15).

3. A variable angle idler group according to claim 2, wherein: the surfaces of the first roller (5) and the second roller (15) are adhered with noise reduction pads (16), the material of the noise reduction pads (16) is rubber, so that the noise reduction pads (16) have resilience.

4. A variable angle idler group as claimed in claim 1, wherein: the periphery of the support frame (1) is fixedly connected with a fixed plate (17), and the top of the fixed plate (17) is threadedly connected with a screw rod (18).

5. A variable angle idler group as claimed in claim 1, wherein: the periphery of the tail end of the first connecting rod (8) and the second connecting rod (13) is provided with a protrusion, so that the first connecting rod (8) is limited from rotating by the protrusion.

6. A variable angle idler group as claimed in claim 1, wherein: the horizontal longitudinal section of the support arm (2) is a circular arc, and the center of the circular arc in the middle of the support arm (2) is located at the same position as the center of the circular arc in the middle of the first connecting ring (9), so that the electric telescopic plate (3) can drive the first connecting ring (9) to rotate when lifting.

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