CN220244528U - Conveyer belt tensioning device - Google Patents

Abstract

The utility model discloses a conveyor belt tensioning device which comprises a connecting frame body, wherein a first connecting plate is fixedly connected to the inner side of the connecting frame body, a hydraulic cylinder is fixedly connected to the upper surface of the first connecting plate, a second connecting plate is fixedly connected to the piston end of the hydraulic cylinder, two connecting blocks are fixedly connected to the inner side of the connecting frame body, threaded adjusting rods penetrate through the side walls of the connecting blocks and are rotatably connected to the side walls of the connecting blocks, the second connecting plate is connected with the two threaded adjusting rods through a driving assembly, and movable blocks are sleeved on the outer side walls of the threaded adjusting rods in a threaded mode. According to the utility model, the driving belt is regulated through the movement of the driving rollers at the two ends, and the two sides of the driving belt are limited through the U-shaped blocks, so that the phenomenon that the driving belt is deviated in the regulation process is avoided, and the driving belt can be tightened in the mode, so that the conveying efficiency of the driving belt is improved.

Description

Conveyer belt tensioning device

Technical Field

The utility model relates to the technical field of tensioners, in particular to a conveyor belt tensioner.

Background

The conveyer belt, also called conveyer belt, is used in belt conveyer belt for bearing and conveying material, is one kind of composite rubber, fiber and metal product or composite plastic and fabric product, and is widely used in cement, coking, metallurgical, chemical, steel and other fields.

In the long-term use process of the conveying belt, the load and the tensioning force of the conveying belt are different in starting and normal running states, so that the loosening phenomenon is easy to occur, meanwhile, the friction resistance is increased, the belt cannot run stably, the efficiency is low, meanwhile, the belt is easy to deviate in the running process, the conveying efficiency is greatly influenced, and even normal conveying work cannot be carried out, and therefore, the conveying belt tensioning device is provided for solving the problems.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a conveyor belt tensioning device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the conveying belt tensioning device comprises a connecting frame body, a connecting plate is fixedly connected to the inner side of the connecting frame body, a hydraulic cylinder is fixedly connected to the upper surface of the connecting plate, a second connecting plate is fixedly connected to the piston end of the hydraulic cylinder, two connecting blocks are fixedly connected to the inner side of the connecting frame body, the side walls of the connecting blocks penetrate through and are rotationally connected with threaded adjusting rods, the second connecting plate is connected with two threaded adjusting rods through driving components, movable blocks are sleeved on the outer side walls of the threaded adjusting rods through threads, a third mounting plate is fixedly connected to the outer side walls of the movable blocks, a third connecting plate is fixedly connected with a third connecting plate, a fourth connecting plate is fixedly connected to the outer side walls of the third connecting plate, two adjacent connecting plates penetrate through and are rotationally connected with two driving rollers, and a plurality of driving rollers are in transmission connection through the same driving belt.

As a further description of the above technical solution:

the connecting plate is characterized in that a plurality of moving blocks are fixedly connected to the outer side wall of the fourth connecting plate, a plurality of adapting grooves which are matched with the moving blocks are formed in the inner side wall of the connecting frame body, and the moving blocks are slidably connected to the inner side walls of the corresponding adapting grooves.

As a further description of the above technical solution:

the driving assembly comprises two racks fixedly connected to the upper surface of the second connecting plate, the outer side wall of each rack is connected with a rotary gear in a meshed mode, and the rotary gears are fixedly sleeved on the outer side wall of the threaded adjusting rod.

As a further description of the above technical solution:

the connecting frame body is characterized in that a first mounting plate is fixedly connected to the inner side of the connecting frame body, a second mounting plate is fixedly connected to the upper surface of the third mounting plate, and the first mounting plate is connected with the two second mounting plates through a buffer assembly.

As a further description of the above technical solution:

the buffer component comprises a plurality of connecting telescopic rods fixedly connected to the outer side walls of the first mounting plates, one ends, far away from the first mounting plates, of the connecting telescopic rods are fixedly connected to the outer side walls of the corresponding second mounting plates, and connecting springs are sleeved on the outer walls of the connecting telescopic rods.

As a further description of the above technical solution:

the upper surface of the third mounting plate is fixedly connected with a side plate, the outer side wall of the side plate is fixedly connected with a U-shaped block, and the inner wall of the U-shaped block is fixedly connected with a protection pad.

The utility model has the following beneficial effects:

compared with the prior art, this conveyer belt overspeed device tensioner, through the pneumatic cylinder, no. two connecting plates, the screw thread adjusts the pole, rotary gear, the rack, the movable block, no. three connecting plates, no. four connecting plates, curb plate and U type piece mutually support, when carrying out conveyer belt tensioning degree and adjusting, the pneumatic cylinder piston end drives the rack through No. two connecting plates and removes, the rack passes through rotary gear and drives the screw thread and adjust the pole and rotate, the screw thread is adjusted the pole and is passed through movable block, no. three mounting panels, no. three connecting plates and No. four connecting plates drive the driving roller and remove, the removal through the driving roller at both ends is adjusted the drive belt, carry out spacingly through U type piece drive belt both sides simultaneously, avoid the drive belt to go out the off tracking at the in-process of adjusting, can make the drive belt tighten through this kind of mode, make its steady operation, thereby improve the conveying efficiency of drive belt.

Drawings

FIG. 1 is a schematic diagram of a belt tensioner according to the present utility model;

FIG. 2 is a schematic diagram of connection between a fourth connecting plate and a side plate in the belt tensioner according to the present utility model;

fig. 3 is a schematic connection diagram of a first mounting plate and a second mounting plate in the belt tensioner provided by the utility model.

Legend description:

1. the connecting frame body; 2. a first connecting plate; 3. a hydraulic cylinder; 4. a second connecting plate; 5. a connecting block; 6. a threaded adjusting rod; 7. a movable block; 8. a third connecting plate; 9. a fourth connecting plate; 10. a driving roller; 11. a transmission belt; 12. a rack; 13. a rotary gear; 14. a first mounting plate; 15. connecting a telescopic rod; 16. a connecting spring; 17. a second mounting plate; 18. a moving block; 19. an adaptation groove; 20. a side plate; 21. a third mounting plate; 22. a U-shaped block; 23. and a protective pad.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a conveyor belt tensioner: including connecting the support body 1, connecting the inboard fixedly connected with connecting plate 2 of support body 1, fixedly connected with pneumatic cylinder 3 on connecting plate 2, pneumatic cylinder 3 piston end fixedly connected with connecting plate 4 No. two, connecting the inboard fixedly connected with two connecting blocks 5 of support body 1, connecting block 5 lateral wall runs through and rotates and be connected with screw thread regulation pole 6, the through-hole with screw thread regulation pole 6 looks adaptation has been seted up to connecting block 5 lateral wall, screw thread regulation pole 6 rotates to be connected on the through-hole inside wall, connecting plate 4 is connected with two screw thread regulation poles 6 through drive assembly, drive assembly includes two racks 12 of fixedly connected at connecting plate 4 upper surface No. two, rack 12 lateral wall meshing is connected with rotary gear 13, rotary gear 13 is fixed to cup joint on screw thread regulation pole 6 lateral wall, no. two connecting plates 4 drive screw thread regulation pole 6 through drive assembly and rotate.

Wherein, movable block 7 has been cup jointed to screw thread regulation pole 6 lateral wall screw thread, movable block 7 lateral wall fixedly connected with No. three mounting panel 21, no. three one end fixedly connected with No. three connecting plates 8 of movable block 7 are kept away from to No. three mounting panel 21, no. three connecting plates 8 lateral wall fixedly connected with two No. four connecting plates 9, no. four connecting plates 9 lateral wall fixedly connected with a plurality of movable blocks 18, the adaptation groove 19 of a plurality of and movable block 18 looks adaptations have been seted up to connecting frame 1 inside wall, movable block 18 sliding connection is on corresponding adaptation groove 19 inside wall, run through between two adjacent No. four connecting plates 9 and rotate and be connected with two driving rollers 10, pass through same drive belt 11 transmission connection between a plurality of driving rollers 10, no. four connecting plates 9 are driving roller 10 and are carrying out the in-process of driving belt 11 tension regulation, movable block 18 slides along adaptation groove 19, the sliding track of No. four connecting plates 9 can effectually be firm through the setting up of movable block 18.

Further, the inboard fixedly connected with mounting panel 14 of connecting frame body 1, the fixed surface is connected with No. two mounting panels 17 on No. three mounting panel 21, no. one mounting panel 14 is connected with two No. two mounting panels 17 through buffer assembly, buffer assembly includes a plurality of connection telescopic links 15 of fixed connection at No. one mounting panel 14 lateral wall, the one end fixed connection that the connection telescopic link 15 kept away from No. one mounting panel 14 is on the corresponding No. two mounting panel 17 lateral walls, the cover of connection telescopic link 15 outer wall is equipped with connecting spring 16, when carrying out the regulation of transmission belt 11 both sides tensity, can carry out effectual buffering through buffer assembly to can increase the connectivity between the whole structure, make the whole firm of structure, no. three mounting panel 21 upper surface fixedly connected with curb plate 20, curb plate 20 lateral wall fixedly connected with U type piece 22, U type piece 22 inner wall fixedly connected with protection pad 23, transmission belt 11 is located U type piece 22 centre, and protection pad 23 contacts with transmission belt 11, avoid the in-process transmission belt 11 surface wear of long-time operation.

Working principle: when carrying out the rate of tension and adjusting, start pneumatic cylinder 3, pneumatic cylinder 3 piston end drives No. two connecting plates 4 and upwards moves, no. two connecting plates 4 drive rack 12 and remove, rack 12 drives rotation gear 13 and rotates, rotation gear 13 drives screw thread regulation pole 6 and rotates, screw thread regulation pole 6 drives movable block 7 and remove, movable block 7 passes through No. three mounting panel 21 and No. three connecting plates 8 and drives No. four connecting plates 9 and remove, no. four connecting plates 9 drive driving roller 10 and remove, driving roller 10 of both sides extrudees drive belt 11, thereby carry out the regulation of the rate of tension of drive belt 11, adjust through the while to drive belt 11 both ends, make the operation more stable when drive belt 11 uses, and then improve the conveying efficiency of drive belt 11.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. Conveyer belt overspeed device tensioner, including connecting support body (1), its characterized in that: connecting plate (2) is fixedly connected with in connecting frame body (1), fixedly connected with pneumatic cylinder (3) on connecting plate (2), pneumatic cylinder (3) piston end fixedly connected with No. two connecting plates (4), connecting frame body (1) inboard fixedly connected with two connecting blocks (5), connecting block (5) lateral wall runs through and rotates and be connected with screw thread regulation pole (6), no. two connecting plates (4) are connected with two screw thread regulation poles (6) through drive assembly, movable block (7) have been cup jointed to screw thread regulation pole (6) lateral wall screw thread, no. three mounting panel (21) are kept away from one end fixedly connected with No. three connecting plates (8) of movable block (7), no. three connecting plates (8) lateral wall fixedly connected with two No. four connecting plates (9), adjacent two run through and rotate and be connected with two driving rolls (10) between No. four connecting plates (9), a plurality of driving rolls (10) are connected through same drive belt (11).

2. The conveyor belt tensioner of claim 1, wherein: the four-connecting-plate-type connecting device is characterized in that a plurality of moving blocks (18) are fixedly connected to the outer side wall of the fourth connecting plate (9), a plurality of adapting grooves (19) which are matched with the moving blocks (18) are formed in the inner side wall of the connecting frame body (1), and the moving blocks (18) are slidably connected to the inner side walls of the corresponding adapting grooves (19).

3. The conveyor belt tensioner of claim 1, wherein: the driving assembly comprises two racks (12) fixedly connected to the upper surface of the second connecting plate (4), a rotary gear (13) is connected to the outer side wall of the racks (12) in a meshed mode, and the rotary gear (13) is fixedly sleeved on the outer side wall of the threaded adjusting rod (6).

4. The conveyor belt tensioner of claim 1, wherein: the connecting frame is characterized in that a first mounting plate (14) is fixedly connected to the inner side of the connecting frame body (1), a second mounting plate (17) is fixedly connected to the upper surface of a third mounting plate (21), and the first mounting plate (14) is connected with the two second mounting plates (17) through a buffer assembly.

5. The conveyor belt tensioner of claim 4, wherein: the buffer assembly comprises a plurality of connecting telescopic rods (15) fixedly connected to the outer side walls of a first mounting plate (14), one ends, far away from the first mounting plate (14), of the connecting telescopic rods (15) are fixedly connected to the outer side walls of a second corresponding mounting plate (17), and connecting springs (16) are sleeved on the outer walls of the connecting telescopic rods (15).

6. The conveyor belt tensioner of claim 1, wherein: the novel anti-theft device is characterized in that a side plate (20) is fixedly connected to the upper surface of the third mounting plate (21), a U-shaped block (22) is fixedly connected to the outer side wall of the side plate (20), and a protection pad (23) is fixedly connected to the inner wall of the U-shaped block (22).