CN214826595U

CN214826595U - Grit material loading belt overspeed device tensioner

Info

Publication number: CN214826595U
Application number: CN202121405533.XU
Authority: CN
Inventors: 白云; 董有才; 张永亮
Original assignee: Taiyuan Hongxin Jingtai Building Materials Co ltd
Current assignee: Taiyuan Hongxin Jingtai Building Materials Co ltd
Priority date: 2021-06-23
Filing date: 2021-06-23
Publication date: 2021-11-23
Anticipated expiration: 2031-06-23

Abstract

The application relates to a sand and stone feeding belt tensioning device, which relates to the field of belt tensioning devices and comprises a support, a conveying device and a tensioning device, wherein the conveying device comprises a driving roller, a driven roller and a belt, and the tensioning device comprises a tensioning roller and a moving assembly; the driving roller, the driven roller and the tensioning roller are rotationally connected with the bracket, the driven roller and the tensioning roller are parallel to the driving roller, and the belt sleeve is arranged outside the driving roller, the driven roller and the tensioning roller and is matched with the driving roller, the driven roller and the tensioning roller for use; the moving assembly is connected with the tensioning roller and is used for enabling the tensioning roller to move on the bracket along the vertical direction. This application has the effect that rocks the grit that appears and drop because of the belt is lax when reducing skin grit material loading.

Description

Grit material loading belt overspeed device tensioner

Technical Field

The application relates to the field of belt tensioning devices, in particular to a sand and stone feeding belt tensioning device.

Background

The sand and stone are used as building materials and widely applied to the construction process of buildings such as houses and bridges, the sand and stone need to be fed in the transportation process, the conveying line of the belt conveying device is flexible, the belt conveying device can be continuously conveyed and is often used in the feeding process of the sand and stone.

The common belt conveying device comprises a support, a motor, a belt, a driving roller and a driven roller, wherein the driving roller and the driven roller are both cylindrical and are rotatably connected with the support; when the sand and stone conveying belt is used, the motor operates to drive the driving roller to rotate, the driving roller drives the belt to move through friction force, and sand and stones on the belt are conveyed to the sand and stone feeding port.

According to the related technology, the inventor thinks that the belt can deform after being used for a long time, the belt is in a loose state and is unstable in operation, and sand and stones are easy to fall off due to shaking of the belt during feeding.

SUMMERY OF THE UTILITY MODEL

In order to rock the grit phenomenon that drops that appears because of the belt is lax when reducing the grit material loading, this application provides a grit material loading belt overspeed device tensioner.

The application provides a pair of grit material loading belt overspeed device tensioner adopts following technical scheme: the automatic belt conveyor comprises a bracket, a conveying device and a tensioning device, wherein the conveying device comprises a driving roller, a driven roller and a belt, and the tensioning device comprises a tensioning roller and a moving assembly; the driving roller, the driven roller and the tensioning roller are rotationally connected with the bracket, the driven roller and the tensioning roller are parallel to the driving roller, and the belt sleeve is arranged outside the driving roller, the driven roller and the tensioning roller and is matched with the driving roller, the driven roller and the tensioning roller for use; the moving assembly is connected with the tensioning roller and is used for enabling the tensioning roller to move on the bracket along the vertical direction.

Through adopting above-mentioned technical scheme, the long-time operation back of relaxing of belt stops the belt operation, adjusts the removal subassembly and with the vertical downstream of tensioning running roller for the belt receives tensile tensioning, and the belt surface resumes to level, and the belt moves firmly, and the grit of transporting on the belt is difficult for dropping.

Optionally, a wheel shaft is coaxially arranged in the tensioning roller wheel, and the wheel shaft is fixedly connected with the tensioning roller wheel and is connected with the bracket in a sliding manner; the movable assembly comprises a lead screw, a guide rod, a first connecting block and a second connecting block, one end of a wheel shaft is connected with the first connecting block in a rotating mode, the other end of the wheel shaft is connected with the second connecting block in a rotating mode, the lead screw is vertically arranged on the first connecting block in a penetrating mode, the lead screw is connected with the first connecting block in a threaded mode and is connected with the support in a rotating mode, the guide rod is vertically arranged on the second connecting block in a penetrating mode, the second connecting block is connected with the guide rod in a sliding mode in the vertical direction, and the guide rod is fixedly connected with the support.

Through adopting above-mentioned technical scheme, when adjusting tensioning roller position, make the connecting block decline with lead screw connection through rotating the lead screw, the connecting block drives the shaft decline, and the shaft drives the decline of tensioning roller for the belt receives the drawing, reaches the effect of tensioning.

Optionally, the tensioning device further comprises two auxiliary rollers, the two auxiliary rollers are parallel to the tensioning roller, the auxiliary rollers are arranged on the outer side of the belt and are connected with the support in a rotating mode, and the two auxiliary rollers are arranged on two sides of the tensioning roller respectively.

Through adopting above-mentioned technical scheme, when the belt moves, supplementary running roller restriction belt's position for the outside space grow of belt, when the tensioning running roller moves down, the regulating variable grow of belt reduces the stroke of tensioning running roller, saves space.

Optionally, the tensioning device further comprises a locking assembly, the locking assembly comprises a locking block and a bolt, the locking block is U-shaped and is in sliding connection with the support along the vertical direction, the locking block is pressed above the wheel shaft, a threaded hole is formed in one side of the opening of the locking block, the bolt is in threaded connection with the locking block, the bolt is perpendicular to the connecting surface, and one end of the bolt abuts against the support.

By adopting the technical scheme, after the tensioning belt is downwards adjusted by the tensioning wheel by the moving mechanism, the bolt is unscrewed, the locking block is downwards moved, the bottom of the locking block is tightly pressed above the wheel shaft, and finally the bolt is screwed down to fix the wheel shaft on the support.

Optionally, conveyor still includes a plurality of supporting wheel that sets up along belt direction of delivery, and the supporting wheel is parallel with the initiative running roller to the wheel rotates and connects on the support, and the supporting wheel is located the belt inboard, and the medial surface and the supporting wheel butt of top belt between initiative running roller and the driven running roller.

Through adopting above-mentioned technical scheme, the long-time operation back of relaxing of belt, through supporting wheel support belt, reduce the amount of shaking behind the flagging belt middle part for the grit is difficult for dropping.

Optionally, the diameters of the two ends of the driving roller and the driven roller are gradually increased.

Through adopting above-mentioned technical scheme, when belt and running roller moved, the inboard surface laminating of belt initiative running roller and driven running roller, the both ends of top belt width direction between initiative running roller and the driven running roller stick up, and the grit on the belt is difficult for dropping from belt width direction.

Optionally, the belt surface is embossed with a pattern.

Through adopting above-mentioned technical scheme, increased grit and the surperficial frictional force of belt, the grit on the belt is difficult for dropping during the operation, and the belt is difficult for skidding.

Optionally, two universal wheels and two directional wheels are mounted at the bottom of the support.

Through adopting above-mentioned technical scheme, when needing to change grit material loading belt overspeed device tensioner's position, make universal wheel and directional wheel roll on ground through promoting the support, realize grit material loading belt overspeed device tensioner's removal, through the support that promotes universal wheel one side, realize grit material loading belt overspeed device tensioner's turn.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the moving assembly tensions the belt by adjusting the position of the tension pulley, so that the shaking of the belt caused by loosening and drooping is reduced, the friction between the belt and the driving roller, the friction between the belt and the driven roller and the tension roller is increased, and the belt can run more stably;

2. the diameters of the two ends of the driving roller and the driven roller are gradually increased, so that the two ends of the belt for conveying the sand and stone in the width direction are tilted and are higher than the plane of the belt, and the sand and stone are not easy to fall off when the belt runs;

3. the setting of locking Assembly makes the tensioning running roller adjust downwards, with the belt tensioning back, the shaft of tensioning running roller is fixed on the support, and the operation is stable.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a partial enlarged view of portion A of FIG. 1;

fig. 3 is a schematic structural diagram of a guide rod according to an embodiment of the present application.

Description of reference numerals: 1. a support; 11. a universal wheel; 12. a directional wheel; 2. a conveying device; 21. a driving roller; 22. a driven roller; 23. a belt; 231. pattern; 24. a support wheel; 25. a motor; 3. a tensioning device; 31. a tension roller; 311. a wheel axle; 32. an auxiliary roller; 33. a moving assembly; 331. a lead screw; 332. a guide bar; 333. a first connection block; 334. a second connecting block; 34. a locking assembly; 341. a locking block; 342. and (4) bolts.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses grit material loading belt overspeed device tensioner. Referring to fig. 1, a grit material loading belt overspeed device tensioner includes support 1, conveyor 2 and overspeed device tensioner 3, and conveyor 2 and overspeed device tensioner 3 all connect on support 1.

Referring to fig. 1, the conveying device 2 includes a driving roller 21, a driven roller 22, a belt 23, a supporting wheel 24 and a motor 25, the driving roller 21 and the driven roller 22 are parallel and horizontally arranged, the driving roller 21 and the driven roller 22 are both rotatably connected with the bracket 1, the diameters of both ends of the driving roller 21 and the driven roller 22 are gradually increased, and the installation position of the driving roller 21 is higher than that of the driven roller 22; the surface of the belt 23 is embossed with patterns 231, the width of the belt 23 is the same as the length of the driving roller 21, the belt 23 is sleeved outside the driving roller 21 and the driven roller 22, the driving roller 21 and the driven roller 22 are respectively positioned at two ends of the inner side of the belt 23, and the belt 23 positioned above the driving roller 21 and the driven roller 22 is inclined downwards along the direction that the driving roller 21 points to the driven roller 22; a plurality of supporting wheels 24 are arranged on the bracket 1 along the inclined direction of the belt 23, the supporting wheels 24 are parallel to the driving roller 21 and are abutted against the inner side surface of the belt 23 which is arranged between the driving roller 21 and the driven roller 22, and the supporting wheels 24 are rotationally connected with the bracket 1; the motor 25 is fixedly connected to the bracket 1, and the output end of the motor 25 is fixedly connected with the driving roller 21.

During the use, motor 25 operation drives initiative running roller 21 and rotates, initiative running roller 21 and driven running roller 22 all laminate with belt 23 inboard, under the effect of frictional force, initiative running roller 21 drives belt 23 motion, belt 23 drives driven running roller 22 and rotates, the both ends perk of top belt 23 width direction between initiative running roller 21 and the driven running roller 22, grit removes along with the direction of motion of belt 23 on belt 23, the grit removes to belt 23 middle part often, belt 23 receives the gravity of grit, supporting wheel 24 is hugged closely to belt 23's inboard, it rotates to drive supporting wheel 24, belt 23 middle part is difficult for sinking, belt 23 surface impression's decorative pattern 231 makes belt 23 frictional force grow, be difficult for skidding, belt 23 operation is stable.

Referring to fig. 2 and 3, the tensioning device 3 includes a tensioning roller 31, two auxiliary rollers 32, a moving assembly 33 and a locking assembly 34, the tensioning roller 31 is disposed at the inner side of the belt 23, the tensioning roller 31 is parallel to the driving roller 21, the inner side of the belt 23 below the driving roller 21 and the driven roller 22 is attached to the tensioning roller 31, a wheel shaft 311 is coaxially disposed inside the tensioning roller 31, and the wheel shaft 311 is fixedly connected to the tensioning roller 31 and is connected to the bracket 1 in a sliding manner along the vertical direction; the moving assembly 33 includes a lead screw 331, a guide rod 332, a first connecting block 333 and a second connecting block 334; the lead screw 331 and the guide rod 332 are respectively positioned at two ends of the wheel shaft 311, the lead screw 331 is rotatably connected with the support 1, the guide rod 332 is fixedly connected with the support 1, the first connecting block 333 is sleeved at one end of the wheel shaft 311 close to the lead screw 331 and is rotatably connected with the wheel shaft 311, the lead screw 331 vertically penetrates through the first connecting block 333 and is in threaded connection with the first connecting block 333, the second connecting block 334 is positioned at one end of the wheel shaft 311 close to the guide rod 332 and is rotatably connected with the wheel shaft 311, the guide rod 332 vertically penetrates through the second connecting block 334, and the second connecting block 334 is in sliding connection with the guide rod 332 along the vertical direction; the two auxiliary rollers 32 are both parallel to the tension roller 31, the auxiliary rollers 32 are both arranged on the outer side of the belt 23 and are rotatably connected with the bracket 1, the two auxiliary rollers 32 are respectively arranged on both sides of the tension roller 31 and are attached to the outer side surfaces of the belt 23 on both sides of the tension roller 31, and the belts 23 on both sides of the tension roller 31 are vertical; the locking assembly 34 comprises a locking block 341 and a bolt 342, the locking block 341 is U-shaped, the locking block 341 is connected with the bracket 1 in a sliding manner along the vertical direction, the locking block 341 is pressed above the wheel shaft 311, the bolt 342 is in threaded connection with one side of the opening of the locking block 341, and the bolt 342 is tightly abutted to the bracket 1.

When the belt 23 runs for a long time and leads to deformation lax, stop motor 25 operation, belt 23 stall back, rotate lead screw 331 and make the connecting block descend, the connecting block drives tensioning running roller 31 and descends, belt 23 is by tensile tensioning, then unscrew bolt 342, move locking block 341 down for the bottom of locking block 341 compresses tightly on shaft 311, screws up bolt 342 at last, when belt 23 ran once more, the belt 23 of tensioning moves firmly, the grit on the belt 23 is difficult for dropping.

Referring to fig. 1, two universal wheels 11 and two directional wheels 12 are mounted at the bottom of the support 1, and the two universal wheels 11 and the two directional wheels 12 are fixedly connected with the support 1. During the use, move grit feeding belt 23 overspeed device tensioner 3 through promoting support 1 and remove it to the scene, also can adjust the position of grit feeding belt 23 overspeed device tensioner 3 at any time in the use.

The implementation principle of this application embodiment sandstone feeding belt overspeed device tensioner is: when the belt 23 is deformed and loosened after long-time running, the motor 25 is turned off to stop the movement of the belt 23, then the locking component 34 is loosened, the wheel shaft 311 descends by rotating the lead screw 331 to drive the tensioning roller 31 to descend, the belt 23 is tensioned, and finally the wheel shaft 311 is locked by the locking component 34 again, so that the belt 23 is in a tensioning state during sand feeding, and the running is stable.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a grit material loading belt overspeed device tensioner which characterized in that: the device comprises a bracket (1), a conveying device (2) and a tensioning device (3), wherein the conveying device (2) comprises a driving roller (21), a driven roller (22) and a belt (23), and the tensioning device (3) comprises a tensioning roller (31) and a moving assembly (33); the driving roller (21), the driven roller (22) and the tensioning roller (31) are rotatably connected with the bracket (1), the driven roller (22) and the tensioning roller (31) are parallel to the driving roller (21), and the belt (23) is sleeved outside the driving roller (21), the driven roller (22) and the tensioning roller (31) and is matched with the driving roller (21), the driven roller (22) and the tensioning roller (31) for use; the moving assembly (33) is connected with the tensioning roller (31) and is used for enabling the tensioning roller (31) to move on the bracket (1) along the vertical direction.

2. A sand feeding belt tensioning device as claimed in claim 1, wherein: a wheel shaft (311) is coaxially arranged in the tensioning roller (31), and the wheel shaft (311) is fixedly connected with the tensioning roller (31) and is in sliding connection with the bracket (1); remove subassembly (33) including lead screw (331), guide bar (332), first connecting block (333) and second connecting block (334), the one end and first connecting block (333) of shaft (311) rotate to be connected, the other end and the second connecting block (334) of shaft (311) rotate to be connected, lead screw (331) are vertical to be worn to establish on first connecting block (333), lead screw (331) and first connecting block (333) threaded connection, and rotate with support (1) and be connected, guide bar (332) are vertical to be worn to establish on second connecting block (334), second connecting block (334) and guide bar (332) are along vertical direction sliding connection, guide bar (332) and support (1) fixed connection.

3. A sand feeding belt tensioning device as claimed in claim 1, wherein: the tensioning device (3) further comprises two auxiliary rollers (32), the two auxiliary rollers (32) are parallel to the tensioning roller (31), the auxiliary rollers (32) are arranged on the outer side of the belt (23) and are rotatably connected with the support (1), and the two auxiliary rollers (32) are respectively arranged on two sides of the tensioning roller (31).

4. A sand feeding belt tensioning device as claimed in claim 2, wherein: the tensioning device (3) further comprises a locking assembly (34), the locking assembly (34) comprises a locking block (341) and a bolt (342), the locking block (341) is U-shaped and is in sliding connection with the support (1) along the vertical direction, the locking block (341) is pressed above the wheel shaft (311), the bolt (342) is in threaded connection with one side of an opening of the locking block (341), and the bolt (342) is tightly abutted to the support (1).

5. A sand feeding belt tensioning device as claimed in claim 1, wherein: conveyor (2) still include a plurality of supporting wheel (24) that set up along belt (23) direction of delivery, supporting wheel (24) are parallel with initiative running roller (21) to the wheel rotates and connects on support (1), and supporting wheel (24) are located belt (23) inboard, and the medial surface and supporting wheel (24) butt of top belt (23) between initiative running roller (21) and driven running roller (22).

6. A sand feeding belt tensioning device as claimed in claim 1, wherein: the diameters of the two ends of the driving roller (21) and the driven roller (22) are gradually increased.

7. A sand feeding belt tensioning device as claimed in claim 1, wherein: the surface of the belt (23) is embossed with patterns (231).

8. A sand feeding belt tensioning device as claimed in claim 1, wherein: two universal wheels (11) and two directional wheels (12) are installed at the bottom of the support (1).