CN219173380U

CN219173380U - Belt tensioning structure of driving end of conveyor

Info

Publication number: CN219173380U
Application number: CN202223544024.2U
Authority: CN
Inventors: 纪滋洋
Original assignee: Cangzhou Norco Electronic Technology Co ltd
Current assignee: Cangzhou Norco Electronic Technology Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-06-13
Anticipated expiration: 2032-12-29

Abstract

The utility model relates to the technical field of auxiliary components of a conveyor, in particular to a belt tensioning structure of a driving end of the conveyor; the belt tension adjusting device is reasonable in structure and convenient to operate, keeps the stress balance of the belt, and effectively reduces the occurrence of belt deflection after tension adjustment; the tension adjusting mechanism comprises a conveyor body and a tension adjusting mechanism arranged on the conveyor body, wherein the conveyor body comprises a frame, a driving roller, a driven roller and a belt, the driving roller and the driven roller are rotatably arranged on the frame, the tension adjusting mechanism comprises a mounting frame and a plurality of first springs, a plurality of groups of guide rods are arranged on the frame, the mounting frame is slidably arranged at the positions of the frame and the guide rods, the driving roller is rotatably arranged on the mounting frame, the belt is sleeved on the driving roller and the driven roller, and a driving motor for providing power for the rotation of the driving roller is arranged at the mounting frame; the first spring is sleeved on the guide rod; and a tension adjusting assembly for adjusting tension between the frame and the mounting frame is arranged on the mounting frame.

Description

Belt tensioning structure of driving end of conveyor

Technical Field

The utility model relates to the technical field of auxiliary components of a conveyor, in particular to a belt tensioning structure of a driving end of the conveyor.

Background

As is well known, a belt tensioning mechanism at the drive end of a conveyor is a component for adjusting the degree of relaxation of the belt on the conveyor; a belt conveyor tensioner for urea production comprising: front tensioning strutting arrangement, back tensioning strutting arrangement, front tensioning strutting arrangement, back tensioning strutting arrangement pass through fixing bolt and install on the band conveyer support, and band conveyer's tensioning roller is installed before tensioning strutting arrangement, back tensioning strutting arrangement between, and front tensioning strutting arrangement, back tensioning strutting arrangement one end are equipped with double-end tensioning screw, and double-end tensioning screw one end passes through fixation nut and installs on front tensioning strutting arrangement, back tensioning strutting arrangement, and the other end passes through tensioning nut and installs on the tensioning bracing piece, the tensioning bracing piece is installed in the tensioning bracing piece, the tensioning bracing piece passes through fixing bolt and installs on the band conveyer support. The belt deviation can be prevented, the equipment precision is improved, the maintenance times are reduced, in addition, the tensioning direction is ensured to be fixed, and the operation safety is ensured. In use, when the mounting positions of the front tensioning support device and the rear tensioning support device on the belt conveyor support are adjusted through the double-head tensioning screw rods, the adjustment distances of the two double-head tensioning screw rods are difficult to be consistent, the deviation of the belt is easy to cause, the operation is relatively inconvenient, and certain use limitations are provided.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the belt tensioning structure of the driving end of the conveyor, which has the advantages of reasonable structure, convenience in operation, capability of keeping the stress balance of the belt and effectively reducing the occurrence of the belt deflection condition after the tension degree is adjusted.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the tension adjusting mechanism comprises a conveyor body and a tension adjusting mechanism arranged on the conveyor body, wherein the conveyor body comprises a frame, a driving roller, a driven roller and a belt, the driving roller and the driven roller are rotatably arranged on the frame, the tension adjusting mechanism comprises a mounting frame and a plurality of first springs, a plurality of groups of guide rods are arranged on the frame, the mounting frame is slidably arranged at the positions of the frame and the guide rods, the driving roller is rotatably arranged on the mounting frame, the belt is sleeved on the driving roller and the driven roller, and a driving motor for providing power for the rotation of the driving roller is arranged at the mounting frame; the first spring is sleeved on the guide rod; the tension adjusting assembly is used for adjusting tension between the frame and the mounting frame; further, one end of the first spring is connected with the mounting frame, and the other end of the first spring is connected with the frame.

Specifically, the tension adjusting assembly comprises a mounting seat fixedly mounted on the mounting frame, a ratchet wheel rotatably mounted on the mounting seat, a connecting belt, a second spring and a handle rack mounted on the ratchet wheel, wherein a first clamping plate matched with the ratchet wheel is slidably mounted on the mounting seat, the first clamping plate is elastically connected with the mounting seat through the first spring, one end of the connecting belt is connected with the ratchet wheel, and the other end of the connecting belt is connected with the rack; further, a first sliding groove is formed in the mounting seat, and the first clamping plate can be slidably mounted in the first sliding groove.

The handle rack is rotatably connected with the ratchet wheel, a second clamping plate matched with the ratchet wheel is slidably arranged on the handle rack, and the second clamping plate is elastically connected with the handle rack through the torsion spring; the handle frame is provided with a second sliding groove, and the second clamping plate is slidably arranged in the second sliding groove.

Specifically, a handle part is arranged on the handle frame.

Specifically, still include a plurality of supplementary adjustment rollers, a plurality of supplementary adjustment rollers equipartition is in frame department, be provided with the bar mounting groove in the frame, supplementary adjustment roller slidable mounting is in the bar mounting groove, supplementary adjustment roller and belt in close contact, supplementary adjustment roller passes through bolt and frame fixed connection.

(III) beneficial effects

Compared with the prior art, the utility model provides the belt tensioning structure of the driving end of the conveyor, which has the following beneficial effects: this conveyer initiative end belt tensioning structure, through a plurality of first springs, make the mounting bracket tend to the one side that keeps away from the frame remove, thereby make the cover locate the belt on initiative roller and the driven voller keep the state of relaxation all the time, when need adjust belt tension and relaxation, through the pulling force adjustment subassembly, make the mounting bracket remove to frame department, thereby make interval change between initiative roller and the driven voller, so that the tension of belt changes, thereby carry out adaptability adjustment to the rate of tension of belt, and is rational in infrastructure, the simple operation, keep the belt atress balanced, effectively reduce the rate of tension and adjust the back belt skew condition and take place.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a right side view of the present utility model;

FIG. 3 is a schematic cross-sectional view of the structure of FIG. 2 at A-A in accordance with the present utility model;

FIG. 4 is a schematic diagram of a tension adjusting assembly according to the present utility model;

the reference numerals in the drawings: 1. a frame; 2. a drive roll; 3. driven roller; 4. a belt; 5. a mounting frame; 6. a first spring; 7. a guide rod; 8. a driving motor; 9. a mounting base; 10. a ratchet wheel; 11. a connecting belt; 12. a second spring; 13. a handle rack; 14. a first clamping plate; 15. a torsion spring; 16. a second clamping plate; 17. a handle portion; 18. an auxiliary adjusting roller; 19. a strip-shaped mounting groove.

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. 1-4, the belt tensioning structure at the driving end of the conveyor of the utility model comprises a conveyor body and a tension adjusting mechanism arranged on the conveyor body, wherein the conveyor body comprises a frame 1, a driving roller 2, a driven roller 3 and a belt 4, the driving roller 2 and the driven roller 3 are rotatably arranged on the frame 1, the tension adjusting mechanism comprises a mounting frame 5 and a plurality of first springs 6, a plurality of groups of guide rods 7 are arranged on the frame 1, the mounting frame 5 is slidably arranged at the positions of the frame 1 and the guide rods 7, the driving roller 2 is rotatably arranged on the mounting frame 5, the belt 4 is sleeved on the driving roller 2 and the driven roller 3, and a driving motor 8 for providing power for the rotation of the driving roller 2 is arranged at the position of the mounting frame 5; the first spring 6 is sleeved on the guide rod 7; the mounting frame 5 is provided with a tension adjusting component for adjusting tension between the frame 1 and the mounting frame 5; further, one end of the first spring 6 is connected with the mounting frame 5, and the other end of the first spring 6 is connected with the frame 1; the tension adjusting component can adopt a threaded screw rod or other equivalent mechanisms with tension adjusting effect.

Specifically, the tension adjusting assembly comprises a mounting seat 9 fixedly mounted on the mounting frame 5, a ratchet wheel 10 rotatably mounted on the mounting seat 9, a connecting belt 11, a second spring 12 and a handle frame 13 mounted on the ratchet wheel 10, a first clamping plate 14 matched with the ratchet wheel 10 is slidably mounted on the mounting seat 9, the first clamping plate 14 is elastically connected with the mounting seat 9 through the first spring 6, one end of the connecting belt 11 is connected with the ratchet wheel 10, and the other end of the connecting belt 11 is connected with the frame 1; further, a first chute is arranged on the mounting seat 9, and the first clamping plate 14 is slidably arranged in the first chute; through pulling handle 13, handle 13 drives ratchet 10 rotation to make connecting band 11 twine in ratchet 10 department, after the adjustment, under the effect of second spring 12 and first cardboard 14, realize the automatic card of ratchet 10 and solid spacing, prevent ratchet 10 rotation after the adjustment, the simple operation.

Specifically, the handle rack 13 is rotatably connected with the ratchet 10, a second clamping plate 16 matched with the ratchet 10 is slidably arranged on the handle rack 13, and the second clamping plate 16 is elastically connected with the handle rack 13 through the torsion spring 15; the handle rack 13 is provided with a second chute, and the second clamping plate 16 can be slidably arranged in the second chute; through pulling second cardboard 16 for second cardboard 16 breaks away from the contact with ratchet 10, rotates the position of handle frame 13, thereby adjust the gradient of handle frame 13, unclamp second cardboard 16, under the effect of torsional spring 15, second cardboard 16 carries out the card solid with ratchet 10, through the inclination of adjustment handle frame 13 to the vertical state, thereby the user of being convenient for next time rotates adjustment to ratchet 10 through pulling handle frame 13.

Specifically, the handle rack 13 is provided with a handle portion 17; the handle portion 17 can provide better impetus for operating personnel, and operating personnel holds handle portion 17, and pulling handle 13 can realize the inclination adjustment to handle 13, does not need operating personnel to realize the rotation adjustment to ratchet 10 with the help of external tool, further improves belt 4's tautness adjustment convenience.

Specifically, the belt conveyor also comprises a plurality of auxiliary adjusting rollers 18, wherein the auxiliary adjusting rollers 18 are uniformly distributed at the frame 1, a strip-shaped mounting groove 19 is formed in the frame 1, the auxiliary adjusting rollers 18 can be slidably mounted in the strip-shaped mounting groove 19, the auxiliary adjusting rollers 18 are in close contact with the belt 4, and the auxiliary adjusting rollers 18 are fixedly connected with the frame 1 through bolts; by adjusting the mounting position of the auxiliary adjusting roller 18 in the strip-shaped mounting groove 19, the contact tightness between the auxiliary adjusting roller 18 and the belt 4 is adjusted, so that the tension of the belt 4 is further adjusted in an auxiliary manner.

When the belt tensioning device is used, in an initial state, under the action of the first spring 6, the belt 4 on the driving roller 2 and the driven roller 3 is always in a relaxation state, the tension of the belt 4 is maximum at the moment, when the tension of the belt 4 is required to be adjusted, an operator holds the handle 17 and pulls the handle frame 13, the ratchet 10 rotates, the connecting belt 11 is wound on the ratchet 10, the mounting frame 5 approaches the frame 1, the distance between the driving roller 2 and the driven roller 3 is shortened, the belt 4 is loosened, thereby realizing quick adjustment of the tension of the belt 4, and the contact tightness between the auxiliary adjusting roller 18 and the belt 4 is changed by adjusting the mounting position of the auxiliary adjusting roller 18 on the frame 1, so that the tension of the belt 4 is adjusted.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Furthermore, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

It should be readily understood that the terms "on … …", "above … …" and "above … …" in this disclosure should be interpreted in the broadest sense such that "on … …" means not only "directly on something", but also includes "on something" with intermediate features or layers therebetween, and "above … …" or "above … …" includes not only the meaning "on something" or "above" but also the meaning "above something" or "above" without intermediate features or layers therebetween (i.e., directly on something).

Further, spatially relative terms, such as "below," "beneath," "above," "over," and the like, may be used herein for ease of description to describe one element or feature's relationship to another element or feature as illustrated. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may have other orientations (rotated 90 degrees or at other orientations), and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that in this document, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.

Claims

1. The belt tensioning structure of the driving end of the conveyor is characterized by comprising a conveyor body and a tension adjusting mechanism arranged on the conveyor body;

the conveyor body comprises a frame (1), a driving roller (2), a driven roller (3) and a belt (4), wherein the driving roller (2) and the driven roller (3) are rotatably arranged on the frame (1);

the tension adjusting mechanism comprises a mounting frame (5) and a plurality of first springs (6), wherein a plurality of groups of guide rods (7) are arranged on the frame (1), the mounting frame (5) is slidably arranged at the positions of the frame (1) and the guide rods (7), the driving roller (2) is rotatably arranged on the mounting frame (5), the belt (4) is sleeved on the driving roller (2) and the driven roller (3), and a driving motor (8) for providing power for the rotation of the driving roller (2) is arranged at the position of the mounting frame (5); the first spring (6) is sleeved on the guide rod (7); and a tension adjusting assembly for adjusting tension between the frame (1) and the mounting frame (5) is arranged on the mounting frame (5).

2. The belt tensioning structure at a driving end of a conveyor according to claim 1, wherein the tension adjusting assembly comprises a mounting seat (9) fixedly mounted on the mounting frame (5), a ratchet wheel (10) rotatably mounted on the mounting seat (9), a connecting belt (11), a second spring (12) and a handle rack (13) mounted on the ratchet wheel (10), a first clamping plate (14) matched with the ratchet wheel (10) is slidably mounted on the mounting seat (9), the first clamping plate (14) is elastically connected with the mounting seat (9) through a first spring (6), one end of the connecting belt (11) is connected with the ratchet wheel (10), and the other end of the connecting belt (11) is connected with the rack (1).

3. The belt tensioning structure at the driving end of the conveyor according to claim 2, further comprising a torsion spring (15), wherein the handle rack (13) is rotatably connected with the ratchet wheel (10), a second clamping plate (16) which is matched with the ratchet wheel (10) is slidably installed on the handle rack (13), and the second clamping plate (16) is elastically connected with the handle rack (13) through the torsion spring (15).

4. A conveyor drive end belt tensioning arrangement according to claim 3, characterized in that the pull bracket (13) is provided with a pull handle portion (17).

5. The belt tensioning structure at a driving end of a conveyor according to claim 4, further comprising a plurality of auxiliary adjusting rollers (18), wherein the plurality of auxiliary adjusting rollers (18) are uniformly distributed at the frame (1), a strip-shaped mounting groove (19) is formed in the frame (1), the auxiliary adjusting rollers (18) are slidably mounted in the strip-shaped mounting groove (19), the auxiliary adjusting rollers (18) are in close contact with the belt (4), and the auxiliary adjusting rollers (18) are fixedly connected with the frame (1) through bolts.