Carrier roller with combined splicing structure

Abstract

The carrier roller with the combined splicing structure comprises a first supporting frame, a second supporting frame and a supporting roller, the supporting roller is arranged between the top of the first supporting frame and the top of the second supporting frame, and a plurality of middle connecting plates are arranged between the bottom of the first supporting frame and the bottom of the second supporting frame. Clamping blocks are fixedly connected to the bottom of one side of the first supporting frame and one sides of the multiple middle connecting plates, clamping grooves are formed in the bottom of one side of the second supporting frame and the other sides of the multiple middle connecting plates, and the supporting rollers comprise a first end roller, a second end roller and multiple expansion rollers arranged between the first end roller and the second end roller; one side of the first end roller and one side of each expansion roller are fixedly connected with threaded columns, one side of the second end roller and the other side of each expansion roller are provided with threaded grooves, the carrier roller with the combined splicing structure can be spliced and combined according to needs of a user, adaptability is good, use is convenient, and cost is saved.

Description

Technical Field

[0001] The utility model relates to the field of rollers, in particular to a roller with a combined splicing structure. Background Art

[0002] Rollers are important components of belt conveyors. There are many types and large quantities of rollers. They can support the weight of conveyor belts and materials. They account for 35% of the total cost of a belt conveyor and generate more than 70% of the resistance. Therefore, the quality of rollers is particularly important. There are two types: steel and plastic.

[0003] Traditional rollers mostly adopt an integral structure, which is inconvenient to replace and difficult to maintain. Conveyors of different lengths often need to process rollers of different lengths. The length of the roller cannot be adjusted according to actual needs. If the middle of the roller is damaged or broken, the entire roller will often be scrapped, increasing costs. Utility Model Content

[0004] The utility model aims to provide a roller with a combined splicing structure to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a roller with a combined splicing structure, comprising a first support frame, a second support frame and a support roller, a support roller is arranged between the top of the first support frame and the top of the second support frame, a plurality of middle connecting plates are arranged between the bottom of the first support frame and the bottom of the second support frame, a clamping block is fixedly connected to the bottom of one side of the first support frame and one side of the plurality of middle connecting plates, a clamping groove is arranged at the bottom of one side of the second support frame and the other side of the plurality of middle connecting plates, a limiting top cover plate is arranged between the tops of the plurality of said middle connecting plates, and the The support roller comprises a first end roller, a second end roller and a plurality of extension rollers arranged between the first end roller and the second end roller, one side of the first end roller and one side of the plurality of extension rollers are fixedly connected with a threaded column, one side of the second end roller and the other side of the plurality of extension rollers are provided with a screw groove, both sides of the support roller are connected with a rotating column, the top of the first support frame and the top of the second support frame are provided with a positioning groove, the top of the positioning groove is clamped with a limiting block, the bottom of the limiting block is provided with a bottom pressure groove, the interior of the bottom pressure groove is provided with a wear-resistant arc pad, and a buffer spring is provided between the bottom pressure groove and the wear-resistant arc pad.

[0006] Preferably, the first support frame and the second support frame are symmetrically arranged, and the snap-in groove is snap-connected with the snap-in block, the middle connecting plate and the limiting top cover plate are correspondingly arranged, the bottom of the limiting top cover plate is connected to the limiting column, and the surface of the middle connecting plate, the surface of the first support frame and the surface of the second support frame are all provided with slots corresponding to the limiting column.

[0007] Preferably, the first end roller and the second end roller are symmetrically arranged, the threaded column is threadedly connected to the screw groove, and the surface on one side of the first end roller, the surface on one side of the second end roller and the surfaces on both sides of the expansion roller are provided with rubber pads, and the rubber pads provide buffering protection between the expansion rollers.

[0008] Preferably, the rotating column matches the positioning groove, and one end of the rotating column is fixedly connected to an end piece, and the end piece limits the end position of the rotating column.

[0009] Preferably, the bottom of one side of the first support frame and the bottom of one side of the second support frame are both fixedly connected with a fixing plate, a fixing hole is provided in the middle of the fixing plate, and the fixing plate and the fixing hole are used to fix the bottom of the roller.

[0010] Preferably, the limit block matches the positioning groove, and both sides of the top of the limit block are threadedly connected with limit bolts. The top of the limit block is connected to the first support frame and the second support frame through the limit bolts. The top of the limit bolt is fixedly connected with a torsion rod, one end of the buffer spring is connected to the inner wall of the bottom pressure groove, and the other end of the buffer spring is connected to the top of the wear-resistant arc pad.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] During use, the number of center plates and extension rollers can be added as needed to change the length of the support roller, and then the support length of the roller can be changed. The support roller is installed in the positioning groove through the rotating columns at both ends, and the limit block is pressed on the top of the rotating column to limit it. During assembly and use, the length of the support roller corresponds to the length between the first support frame and the second support frame. The entire roller can be extended by adding the number of extension rollers and center plates as needed, and the entire roller can be shortened by reducing the number of extension rollers and center plates as needed. The rollers can be spliced ​​and combined according to one's needs, which has good adaptability, is easy to use, and saves costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 This is a diagram of the connection structure between the first support frame and the second support frame of the utility model;

[0015] Figure 3 This is the structural diagram of the utility model;

[0016] Figure 4 It is a structural diagram of the utility model.

[0017] In the figure: 1. first support frame; 2. second support frame; 3. support roller; 4. middle connecting plate; 5. fixing plate; 6. fixing hole; 7. limiting top cover plate; 8. positioning groove; 9. limiting block; 10. snap-in groove; 11. snap-in block; 12. limiting column; 13. first end roller; 14. second end roller; 15. expansion roller; 16. screw groove; 17. threaded column; 18. rubber clamping pad; 19. rotating column; 20. end plate; 21. bottom pressure groove; 22. wear-resistant arc pad; 23. buffer spring; 24. limiting bolt; 25. torsion bar. DETAILED DESCRIPTION

[0018] 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.

[0019] See also Figure 1-4 The utility model provides a roller with a combined splicing structure, including a first support frame 1, a second support frame 2 and a support roller 3, a support roller 3 is arranged between the top of the first support frame 1 and the top of the second support frame 2, a plurality of middle connecting plates 4 are arranged between the bottom of the first support frame 1 and the bottom of the second support frame 2, a clamping block 11 is fixedly connected to the bottom of one side of the first support frame 1 and one side of the plurality of middle connecting plates 4, a clamping groove 10 is arranged at the bottom of one side of the second support frame 2 and the other side of the plurality of middle connecting plates 4, a limiting top cover plate 7 is arranged between the tops of the plurality of middle connecting plates 4, and the support roller 3 includes a first end roller 13, a second end roller 14 and a plurality of expansion rollers 15 arranged between the first end roller 13 and the second end roller 14, one side of the first end roller 13 and one side of the plurality of expansion rollers 15 are fixedly connected with a threaded column 17, one side of the second end roller 14 and the other side of the plurality of expansion rollers 15 are provided with a screw groove 16, both sides of the support roller 3 are connected with a rotating column 19, the top of the first support frame 1 and the top of the second support frame 2 are provided with a positioning groove 8, the top of the positioning groove 8 is clamped with a limiting block 9, the bottom of the limiting block 9 is provided with a bottom pressure groove 21, the inside of the bottom pressure groove 21 is provided with a wear-resistant arc pad 22, and a buffer spring 23 is provided between the bottom pressure groove 21 and the wear-resistant arc pad 22;

[0020] In this embodiment, when adjusting the spacing length between the first support frame 1 and the second support frame 2, the required number of center connecting plates 4 are installed between the first support frame 1 and the second support frame 2, the snap-in groove 10 on one side of the first center connecting plate 4 is snapped onto the snap-in block 11 of the first support frame 1, and then the snap-in block 11 on the other side of the center connecting plate 4 is snapped onto the snap-in groove 10 of the adjacent center connecting plate 4, and the splicing of multiple center connecting plates 4 is completed in sequence, and then the snap-in block 11 of the last center connecting plate 4 is snapped onto the snap-in groove 10 on the second support frame 2 to complete the installation of multiple center connecting plates 4.

[0021] See also Figure 1-4 , the first support frame 1 and the second support frame 2 are symmetrically arranged, and the clamping groove 10 is clamped and connected with the clamping block 11, the middle connecting plate 4 and the limiting top cover plate 7 are correspondingly arranged, the bottom of the limiting top cover plate 7 is connected with the limiting column 12, and the surface of the middle connecting plate 4, the surface of the first support frame 1 and the surface of the second support frame 2 are all provided with slots corresponding to the limiting column 12, the first end roller 13 and the second end roller 14 are symmetrically arranged, the threaded column 17 is threadedly connected with the screw groove 16, the surface of one side of the first end roller 13, the surface of one side of the second end roller 14 and the surfaces on both sides of the expansion roller 15 are all provided with rubber clamping pads 18, the rotating column 19 matches the positioning groove 8, and one end of the rotating column 19 is fixedly connected with the end piece 20;

[0022] In this embodiment, a plurality of limiting top cover plates 7 are covered between the tops of the center connecting plates 4, the connection of the center connecting plates 4 is limited, and then the support rollers 3 are assembled. Specifically, when adjusting the spacing length between the first end roller 13 and the second end roller 14, the required number of expansion rollers 15 are installed between the first end roller 13 and the second end roller 14, the screw groove 16 on one side of the first end roller 13 is threadedly connected with the threaded column 17 of the first end roller 13, and then the threaded column 17 on the other side of the expansion roller 15 is threadedly connected with the adjacent screw groove 16, and the splicing of multiple expansion rollers 15 is completed in sequence, and then the threaded column 17 of the last expansion roller 15 is clamped with the clamping groove 10 on the second end roller 14 to complete the assembly of the support roller 3.

[0023] See also Figure 1-4 The bottom of one side of the first support frame 1 and the bottom of one side of the second support frame 2 are both fixedly connected with a fixing plate 5, a fixing hole 6 is provided in the middle of the fixing plate 5, a limiting block 9 matches the positioning groove 8, both sides of the top of the limiting block 9 are threadedly connected with limiting bolts 24, the top of the limiting block 9 is connected to the first support frame 1 and the second support frame 2 through the limiting bolts 24, the top of the limiting bolts 24 is fixedly connected with a torsion bar 25, one end of the buffer spring 23 is connected to the inner wall of the bottom pressure groove 21, and the other end of the buffer spring 23 is connected to the top of the wear-resistant arc pad 22;

[0024] In this embodiment, the support roller 3 is installed in the positioning groove 8 through the rotating columns 19 at both ends, and the rotating column 19 is limited by the limit block 9 pressed on the top of the limit block 9. During assembly and use, the length of the support roller 3 corresponds to the length between the first support frame 1 and the second support frame 2. A bottom pressure groove 21 is provided at the bottom of the limit block 9 to match the rotating column 19, and the wear-resistant arc pad 22 is in contact with the surface of the rotating column 19. By adding a number of buffer springs 23, the rotating part of the rotating column 19 can be damped during the rotation of the roller.

[0025] When in use, the utility model provides a roller with a combined splicing structure. During use, the number of middle connecting plates 4 and expansion rollers 15 can be added as needed, so as to change the length of the support roller 3, and then change the support length of the roller. Specifically, when adjusting the spacing length between the first support frame 1 and the second support frame 2, the required number of middle connecting plates 4 are installed between the first support frame 1 and the second support frame 2, and the clamping groove 10 on one side of the first middle connecting plate 4 is clamped on the clamping block 11 of the first support frame 1, and then the clamping block 11 on the other side of the middle connecting plate 4 is clamped with the clamping groove 10 of the adjacent middle connecting plate 4, and the splicing of multiple middle connecting plates 4 is completed in sequence, and then the clamping block 11 of the last middle connecting plate 4 is clamped with the clamping groove 10 on the second support frame 2 to complete the installation of multiple middle connecting plates 4, and then a number of limiting top cover plates 7 are covered between the tops of the middle connecting plates 4 to limit the connection of the middle connecting plates 4, and then the support roller 3 is assembled. Specifically, when adjusting the spacing length between the first end roller 13 and the second end roller 14, the required number of middle connecting plates 4 are installed. A number of expansion rollers 15 are installed between the first end roller 13 and the second end roller 14, the screw groove 16 on one side of the first end roller 13 is threadedly connected to the threaded column 17 of the first end roller 13, and then the threaded column 17 on the other side of the expansion roller 15 is threadedly connected to the adjacent screw groove 16, and the splicing of multiple expansion rollers 15 is completed in sequence, and then the threaded column 17 of the last expansion roller 15 is snapped into the clamping groove 10 on the second end roller 14 to complete the assembly of the support roller 3, the support roller 3 is installed in the positioning groove 8 through the rotating columns 19 at both ends, and the rotating column 19 is limited by the limit block 9 pressed on the top of the limit block 9. During the assembly and use, the length of the support roller 3 corresponds to the length between the first support frame 1 and the second support frame 2. Adding the number of expansion rollers 15 and the number of intermediate connecting plates 4 as needed can extend the entire roller, and reducing the number of expansion rollers 15 and the number of intermediate connecting plates 4 as needed can shorten the entire roller, so that the rollers can be spliced ​​and combined according to their own needs, which has good adaptability, is easy to use, and saves costs.

[0026] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A roller with a combined splicing structure, comprising a first support frame (1), a second support frame (2) and a support roller (3), characterized in that: A support roller (3) is provided between the top of the first support frame (1) and the top of the second support frame (2); a plurality of intermediate connecting plates (4) are provided between the bottom of the first support frame (1) and the bottom of the second support frame (2); a clamping block (11) is fixedly connected to the bottom of one side of the first support frame (1) and one side of the plurality of intermediate connecting plates (4); a clamping groove (10) is provided at the bottom of one side of the second support frame (2) and the other side of the plurality of intermediate connecting plates (4); a limiting top cover plate (7) is provided between the tops of the plurality of intermediate connecting plates (4); the support roller (3) comprises a first end roller (13), a second end roller (14) and a plurality of expansion rollers (11) arranged between the first end roller (13) and the second end roller (14). Roller (15), one side of the first end roller (13) and one side of the plurality of expansion rollers (15) are fixedly connected with a threaded column (17), one side of the second end roller (14) and the other side of the plurality of expansion rollers (15) are provided with a screw groove (16), both sides of the support roller (3) are connected with a rotating column (19), the top of the first support frame (1) and the top of the second support frame (2) are provided with a positioning groove (8), the top of the positioning groove (8) is clamped with a limit block (9), the bottom of the limit block (9) is provided with a bottom pressure groove (21), the inside of the bottom pressure groove (21) is provided with a wear-resistant arc pad (22), and a buffer spring (23) is provided between the bottom pressure groove (21) and the wear-resistant arc pad (22).

2. The roller with a combined splicing structure according to claim 1, characterized in that: The first support frame (1) and the second support frame (2) are symmetrically arranged, and the clamping groove (10) is clamped and connected with the clamping block (11).

3. The roller with a combined splicing structure according to claim 1, characterized in that: The middle connecting plate (4) is arranged corresponding to the limiting top cover plate (7), the bottom of the limiting top cover plate (7) is connected to the limiting column (12), and the surface of the middle connecting plate (4), the surface of the first support frame (1) and the surface of the second support frame (2) are all provided with slots corresponding to the limiting column (12).

4. The roller with a combined splicing structure according to claim 1, characterized in that: The first end roller (13) and the second end roller (14) are symmetrically arranged, the threaded column (17) is threadedly connected to the screw groove (16), and the surface of one side of the first end roller (13), the surface of one side of the second end roller (14) and the surfaces of both sides of the expansion roller (15) are all provided with rubber clamping pads (18).

5. The roller with a combined splicing structure according to claim 1, characterized in that: The rotating column (19) matches the positioning groove (8), and one end of the rotating column (19) is fixedly connected to an end piece (20).

6. The roller with a combined splicing structure according to claim 1, characterized in that: The bottom of one side of the first support frame (1) and the bottom of one side of the second support frame (2) are both fixedly connected to a fixing plate (5), and a fixing hole (6) is provided in the middle of the fixing plate (5).

7. The roller with a combined splicing structure according to claim 1, characterized in that: The limit block (9) matches the positioning groove (8), both sides of the top of the limit block (9) are threadedly connected with limit bolts (24), the top of the limit block (9) is connected to the first support frame (1) and the second support frame (2) through the limit bolts (24), the top of the limit bolt (24) is fixedly connected with a torsion bar (25), one end of the buffer spring (23) is connected to the inner wall of the bottom pressure groove (21), and the other end of the buffer spring (23) is connected to the top of the wear-resistant arc pad (22).

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