CN219905724U - Conveyer belt overspeed device tensioner - Google Patents

Abstract

The utility model discloses a conveyer belt tensioning device which comprises two fixing plates, wherein first round holes are formed in the middle positions, close to one side, of the front end faces of the two fixing plates, second round holes are formed in the middle positions, close to the other side, of the front end faces of the two fixing plates, first driving rollers are sleeved on the inner side walls of the two first round holes, second driving rollers are sleeved on the inner side walls of the two second round holes, fixing columns at the front ends and the rear ends of the first driving rollers and the second driving rollers penetrate through the first round holes and the second round holes, and fixing nuts are connected to the end parts of the first driving rollers and the second driving rollers in a threaded mode. This overspeed device tensioner simple structure is through designing the fixed plate, and simple structure is convenient dismantles and installs, through design roller, and in the use after long-time use, the belt becomes flexible easily to make the belt of lax tighten again, can prolong the life of belt, through design auto-lock universal wheel, can remove, convenient and fast more.

Description

Conveyer belt overspeed device tensioner

Technical Field

The utility model relates to the technical field of conveyor belts, in particular to a conveyor belt tensioning device.

Background

The conveyer belt, also called conveyer belt, is used in belt conveyer belt to carry and transport rubber, fiber and metal composite product or plastic and fabric composite product, and is widely used in cement, coking, metallurgical, chemical, steel and other fields with short conveying distance and small conveying amount, tensioner and tensioner for conveyer belt, steel cable or scraper chain.

Through searching, chinese patent discloses a conveyer belt tensioning device (publication No. CN 217674997U), and this patent technique is not enough convenient problem of installation although can play certain tensioning effect, and tensioning effect is not good to inconvenient removal, thereby leads to this conveyer belt tensioning device to not work very well, therefore, the person skilled in the art provides a conveyer belt tensioning device to solve the problem that sets forth in the above-mentioned background art.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides the conveyer belt tensioning device which is simple in structure, convenient to detach and install by designing the fixing plate, and more convenient and quick to move by designing the rollers, and the belt is easy to loose after long-time use in the use process, so that the loose belt is re-tightened, the service life of the belt can be prolonged, and the self-locking universal wheels are designed.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a conveyer belt overspeed device tensioner, includes two fixed plates, two the fixed plate front end face is all offered first round hole near one side intermediate position, two the fixed plate front end face is all offered the second round hole near the opposite side intermediate position, two first round hole inside wall cover is equipped with first driving roller, two the cover is equipped with the second driving roller on the second round hole inside wall, just the fixed column of first driving roller and second driving roller front end and rear end all runs through first round hole and second round hole and tip all threaded connection has fixation nut, near the rear side fixed plate front end face is near lower extreme intermediate position fixed mounting has electric screw rod, sliding connection has the slider on the lead screw lateral wall of electric screw rod, the screw hole has been offered to slider front end face intermediate position, screw thread post has in the screw hole internal thread connection, terminal surface fixedly connected with bearing before the screw thread post, bearing lateral wall fixedly connected with roller;

through above-mentioned technical scheme, this overspeed device tensioner simple structure is through designing the fixed plate, and simple structure is convenient dismantles and installs, through designing the roller, and in the use after long-time use, the belt becomes flexible easily to make the belt of lax tighten again, can prolong the life of belt.

Further, the outer side walls of the fixed columns at the middle positions of the front end face and the rear end face of the first driving roller and the second driving roller are provided with threads;

through above-mentioned technical scheme, conveniently assemble fixedly.

Further, the outer side walls of the first driving roller and the second driving roller are wound with belts;

through the technical scheme, the materials can be conveyed.

Further, the lower end surfaces of the two fixing plates are fixedly connected with supporting legs near the middle positions of the two ends;

through the technical scheme, the function of supporting the conveying structure can be achieved.

Further, self-locking universal wheels are fixedly arranged in the middle of the lower end surfaces of the four supporting legs;

through the technical scheme, the mobile terminal is convenient for short-distance movement.

Further, the length of the roller is four centimeters less than the belt width;

through above-mentioned technical scheme, can make the roller lateral wall laminate with the belt completely.

Further, the outer side wall of the roller is smooth;

through the technical scheme, the roller is effectively prevented from rotating to increase energy consumption.

Further, the rollers are positioned between the belts, and the lower end surfaces of the rollers are attached to the lower inner wall of the belts;

by the technical scheme, the loose belt can be re-tightened.

The utility model has the following beneficial effects:

1. according to the tensioning device, the fixing plate is designed, the belt is sleeved on the first driving roller in the use process, and the front end fixing posts and the rear end fixing posts of the first driving roller and the second driving roller are respectively inserted into the first round hole and the second round hole and are fixed through the fixing nuts, so that the tensioning device is simple in structure and convenient to detach and install.

2. According to the tensioning device, the rollers are designed, the belt is easy to loosen after long-time use in the use process, the rollers fixed on the electric screw rod of the rear fixing plate are used for tensioning the belt, when tensioning is needed, the sliding blocks move towards the lower end, the rollers descend together, and when the lower end face of the rollers is attached to the lower inner wall of the belt again, the sliding blocks stop moving, so that the loosened belt is re-tensioned, and the service life of the belt can be prolonged.

3. According to the utility model, the self-locking universal wheel is designed, and when the device is used in a place needing to be replaced in a short distance, the self-locking universal wheel is only required to be unlocked, and the device is moved by rotating the self-locking universal wheel, so that the device is more convenient and faster.

Drawings

FIG. 1 is a perspective view of a belt tensioner according to the present utility model;

FIG. 2 is a front cross-sectional view of a belt tensioner according to the present utility model;

fig. 3 is a schematic diagram of an electric screw rod structure of a conveyor belt tensioning device according to the present utility model;

fig. 4 is a schematic diagram of a roller structure of a belt tensioner according to the present utility model.

Legend description:

1. a fixing plate; 2. support legs; 3. self-locking universal wheels; 4. a roller; 5. a belt; 6. a first driving roller; 7. a second driving roller; 8. an electric screw rod; 9. a first round hole; 10. a second round hole; 11. a threaded hole; 12. a slide block; 13. a threaded column; 14. a bearing; 15. and (5) fixing a nut.

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.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-4, one embodiment provided by the present utility model is: the utility model provides a conveyer belt overspeed device tensioner, including two fixed plates 1, first round hole 9 has all been seted up to the terminal surface before two fixed plates 1 near one side intermediate position, the second round hole 10 has all been seted up to the terminal surface before two fixed plates 1 near opposite side intermediate position, two first round hole 9 inside wall cover is equipped with first driving roller 6, the cover is equipped with second driving roller 7 on two second round hole 10 inside walls, and the fixed column of first driving roller 6 and second driving roller 7 front end and rear end all runs through first round hole 9 and second round hole 10 and tip equal threaded connection has fixation nut 15, lean on the terminal surface before the rear side fixed plate 1 to lean on lower extreme intermediate position fixed mounting to have electric screw 8, sliding connection has slider 12 on the electric screw 8 lead screw lateral wall, threaded hole 11 has been seted up to slider 12 front end intermediate position, threaded connection has screw thread post 13 in the screw hole 13, terminal surface fixedly connected with bearing 14 before the screw hole 13, bearing 14 lateral wall fixedly connected with roller 4, when needs tensioning, slider 12 moves down, roller 4 descends along with together, terminal surface is come to rest with the slider 5 down after the inner wall laminating again under the roller 4, thereby make the new tight belt 5.

Screw threads are formed on the outer side walls of fixing columns at the middle positions of the front end faces and the rear end faces of the first driving roller 6 and the second driving roller 7, assembly and fixation are facilitated, the outer side walls of the first driving roller 6 and the second driving roller 7 are wound with the belts 5, materials can be conveyed, the lower end faces of the two fixing plates 1 are fixedly connected with supporting legs 2 near the middle positions of the two ends, the supporting legs can play a role in supporting conveying structures, self-locking universal wheels 3 are fixedly mounted at the middle positions of the lower end faces of the four supporting legs 2, short-distance movement is facilitated, the length of each roller 4 is four centimeters smaller than the width of the corresponding belt 5, the outer side walls of the rollers 4 are made to be completely attached to the corresponding belt 5, the outer side walls of the rollers 4 are smooth, energy consumption is effectively prevented from being increased due to rotation of the rollers 4, the rollers 4 are located between the corresponding belts 5, the lower end faces of the rollers 4 are attached to the lower inner walls of the corresponding belts 5, and the loose belts 5 can be re-tightened.

Working principle: the belt 5 is sleeved on the first driving roller 6, the front end and the rear end fixing columns of the first driving roller 6 and the second driving roller 7 are respectively inserted into the first round hole 9 and the second round hole 10, the belt 5 is fixed through the fixing nut 15, the structure is simple and convenient to detach and install, after long-time use, the belt 5 is easy to loosen, the belt 5 is tensioned through the roller 4 fixed on the electric screw rod 8 of the rear fixing plate 1, when tensioning is needed, the sliding block 12 moves towards the lower end, the roller 4 descends along with the roller, after the lower end surface of the roller 4 is attached to the lower inner wall of the belt 5 again, the sliding block 12 stops moving, so that the loosened belt 5 is tensioned again, the service life of the belt 5 can be prolonged, when a short-distance replacement place work is needed, the lock of the self-locking universal wheel 3 is only needed to be opened, and the belt 5 is tensioned through the rotation of the self-locking universal wheel 3, and the belt is further moved, so that the belt is more convenient and fast.

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 (8)

1. Conveyor belt tensioner comprising two fixing plates (1), characterized in that: the two first round holes (9) are all seted up near one side intermediate position in terminal surface before fixed plate (1), two second round holes (10) are all seted up near opposite side intermediate position in terminal surface before fixed plate (1), two first round hole (9) inside wall cover is equipped with first driving roller (6), two cover is equipped with second driving roller (7) on second round hole (10) inside wall, just first driving roller (6) and second driving roller (7) front end and rear end's fixed column all run through first round hole (9) and second round hole (10) and tip equal threaded connection have fixation nut (15), lean on the rear side terminal surface before fixed plate (1) is near lower extreme intermediate position fixed mounting have electric lead screw (8), sliding connection has slider (12) on electric lead screw (8) the lateral wall, screw hole (11) are seted up to terminal surface intermediate position before slider (12), screw hole (11) internal thread connection has threaded post (13), terminal surface fixedly connected with bearing (14) outside wall (14), bearing (4) fixedly connected with bearing (4).

2. A conveyor belt tensioner as in claim 1 wherein: threads are formed on the outer side walls of the fixing columns at the middle positions of the front end face and the rear end face of the first driving roller (6) and the second driving roller (7).

3. A conveyor belt tensioner as in claim 1 wherein: the outer side walls of the first driving roller (6) and the second driving roller (7) are wound with a belt (5).

4. A conveyor belt tensioner as in claim 1 wherein: the lower end surfaces of the two fixing plates (1) are fixedly connected with supporting legs (2) near the middle positions of the two ends.

5. A conveyor belt tensioner as in claim 4 wherein: the middle positions of the lower end surfaces of the four supporting legs (2) are fixedly provided with self-locking universal wheels (3).

6. A conveyor belt tensioner as in claim 1 wherein: the length of the roller (4) is four cm smaller than the width of the belt (5).

7. A conveyor belt tensioner as in claim 1 wherein: the outer side wall of the roller (4) is smooth.

8. A conveyor belt tensioner as in claim 1 wherein: the rollers (4) are located between the belts (5), and the lower end faces of the rollers (4) are attached to the lower inner wall of the belts (5).