CN217417092U

CN217417092U - Contact type backstop of belt conveyor

Info

Publication number: CN217417092U
Application number: CN202220945859.XU
Authority: CN
Inventors: 刘魁; 尤红雷
Original assignee: Changzhou Tianniu Transmission Equipment Co ltd
Current assignee: Changzhou Tianniu Transmission Equipment Co ltd
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-09-13
Anticipated expiration: 2032-04-22

Abstract

The utility model relates to the technical field of backstops, in particular to a contact type backstop of a belt conveyor, which comprises side frames, wherein a runner is arranged between the side frames, a connecting disc is arranged in the runner, the connecting disc is fixedly connected with the side frames through bolts, first slots for installing stop components are arranged on the outer side of the connecting disc at equal intervals, and a stop slot is arranged on one side of the upper end of each first slot, the utility model discloses a tightening mechanism consisting of a rotary stop block and a limiting block is arranged above the stop components, when in stopping, the middle part of the upper end of the stop block can be effectively tightened, a rear stop block is pressed into the stop slot, thereby realizing more stable stopping, the large reversing force can be born, the excessive force is prevented from being applied on a connecting shaft to cause the damage of the structure, the use is more stable and reliable, and the elastic component and the stop block are arranged in a separated way, the spring deformation caused by long-term stretching during stopping can be avoided.

Description

Contact type backstop for belt conveyor

Technical Field

The utility model relates to a backstop technical field specifically is a belt conveyor contact backstop.

Background

The backstop is used for preventing the inclined belt conveyor from reversing or smoothing when the inclined belt conveyor is loaded and stopped, and is additionally provided with a backstop or a brake device according to specific conditions through accounting of brake torque.

Chinese patent with patent number CN209684625U discloses "a belt backstop for belt conveyor, including a conveyor bed frame and a backstop belt, the conveyor bed frame is rotatably installed with a transmission drum, the peripheral wrapping of the transmission drum has a return belt, the return belt and the transmission drum intersect near to install the backstop belt, the conveyor bed frame is rotatably installed with a fixed wheel on a base plate fixed by bolts, the fixed wheel is slidably sleeved with a rack, one end of the rack is fixedly connected with a rotary roller bed frame, the rotary roller bed frame is rotatably installed with a rotary roller and a first gear through a pin shaft, the rotary roller is fixedly connected with the first gear, the periphery of the rotary roller is in friction contact with the return belt, the first gear is engaged with a second gear, the second gear is concentrically sleeved with a linkage wheel, the side of the linkage wheel is close to the edge and rotatably connected with a connecting rod, the other end of the connecting rod is rotatably connected with a sliding block, the sliding block is fixedly provided with a reverse stopping belt', when the connecting rod is used, a convex block is connected through a shaft body, when the connecting rod is used for stopping reverse, the structure is not stable enough, the reverse force is large, the damage can be caused, the reliability is poor, and the spring can be pulled to deform.

There is therefore a need for a belt conveyor contact backstop that ameliorates the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a belt conveyor contact backstop to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a contact type backstop of a belt conveyor comprises side frames, wherein rotating wheels are arranged between the side frames, connecting discs are arranged inside the rotating wheels and are fixedly connected with the side frames through bolts, mounting frames are welded on two sides of the lower ends of the side frames respectively, fixing strips are connected between the mounting frames through bolts, first grooves for mounting stop assemblies are formed in the outer sides of the connecting discs at equal intervals, each first groove is provided with a stop groove on one side of the upper end, the upper end of each stop groove is arc-shaped, the rotating wheels are annular, abutting mechanisms corresponding to the stop assemblies are arranged on the inner walls of the rotating wheels at equal intervals and comprise rotary stop blocks and limiting blocks, mounting grooves are formed in the lower ends of the inner parts of the first grooves, and elastic assemblies for supporting the stop assemblies are arranged inside the mounting grooves, when stopping, the runner reverses, gyration stop block supports tightly with the front end of stop block, the stopper supports tightly to the upper end middle part of stop block, the back supports inside the piece supports the retaining groove this moment, thereby stop the rotation of runner, the setting of stopper can support tightly to stop block upper end middle part, avoid exerting pressure to connecting axle department and too big causing the damage, elastic component's setting can support the stop block, make the first fluting upper end of upper end salient of stop block, when normal operating, can push down in the inside lift of mounting groove under the stop block.

As the utility model discloses preferred scheme, the locking subassembly includes the stop block, the one end of stop block is passed through the connecting axle and is rotated the setting and first grooved inside, the one end that the stop block is close to the connecting axle is connected with the back and supports the piece, the back is supported the piece card and is gone into to the inside of locking groove, the one end that the connecting axle was kept away from to the stop block is connected with preceding support piece, and the stop block is when preventing the gyration, and the preceding support piece card of its front end is gone into inside the recess, and the back is supported the piece and is supported the locking groove inside.

As the utility model discloses preferred scheme, the lower surface one side of stop block is provided with the inclined plane, and the lower surface opposite side of stop block is convex.

As the utility model discloses preferred scheme, the lower extreme of gyration retaining block is convex, just one side that the gyration retaining block is close to the retaining block is seted up flutedly, the stopper supports tightly the upper surface middle part of retaining block when the locking, and the gyration retaining block pushes down to first fluting inside when normally operating to the retaining block.

As the utility model discloses preferred scheme, elastic component is including setting up in the inside spring of mounting groove, and the upper end of spring is connected with down to support the piece, support the piece down and insert to close and set up inside the mounting groove, support the piece down and support the lower surface middle part of stop block when the locking state, support the piece down and support through the spring, realize the floating support to the stop block.

As the utility model discloses preferred scheme, the runner is with the middle part fixedly connected with spacing ring, both sides of the adjacent side of side bearer the spacing ring respectively with both sides side bearer sliding connection, the sliding connection of runner and side bearer can carry on spacingly to the runner for the operation is more stable.

As the utility model discloses preferred scheme, both sides lower extreme one side of mounting bracket all extends to the outside and is formed with the sand grip, the mounting bracket carries out fixed connection through bolt and equipment.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a top at the locking subassembly is provided with the tight mechanism of supporting of constituteing by gyration stop block and stopper, when stopping, can carry out effectual supporting tightly to the upper end middle part of stop block, the piece supports to the locking inslot portion after, thereby realize more stable locking, the power of reversing that can bear is big, avoid exerting oneself too much and cause the damage of structure on the connecting axle, use more reliable and more stable, and elastic component and stop block set up for the disconnect-type, can avoid long-term tensile spring deformation that causes when the locking.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is a cross-sectional view of the present invention;

fig. 4 is an enlarged view of the position a of the present invention.

In the figure: the side frame comprises a side frame 1, a rotating wheel 2, an installation frame 3, a fixing strip 4, a connecting disc 5, a limiting ring 6, a first open groove 7, a stop groove 8, a rear abutting block 9, a stop block 10, a rotation stop block 11, a limiting block 12, a connecting shaft 13, a groove 14, a front abutting block 15, an installation groove 16, a spring 17 and a lower abutting block 18.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the scope of protection of the present invention.

In order to facilitate understanding of the present invention, reference will now be made to the more complete description of the present invention. Several embodiments of the present invention have been presented. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, the present invention provides a technical solution:

in the embodiment, referring to fig. 1, 2, 3 and 4, a contact type backstop for a belt conveyor comprises side frames 1, a runner 2 is arranged between the side frames 1, a connecting disc 5 is arranged inside the runner 2, the connecting disc 5 is fixedly connected with the side frames 1 through bolts, mounting frames 3 are welded on two sides of the lower end of each side frame 1, a fixing strip 4 is connected between the mounting frames 3 on two sides through bolts, one side of the lower end of each mounting frame 3 on two sides extends outwards to form a convex strip, the mounting frames 3 are fixedly connected with equipment through bolts, first slots 7 for mounting stop components are arranged on the outer side of the connecting disc 5 at equal intervals, a stop slot 8 is arranged on one side of the upper end of each first slot 7, the upper end of each stop slot 8 is arranged in an arc shape, the runner 2 is annular, and abutting mechanisms corresponding to the stop components are arranged on the inner wall of the runner 2 at equal intervals, the abutting mechanism comprises a rotary stop block 11 and a limit block 12, a mounting groove 16 is formed in the lower end of the inside of the first open groove 7, an elastic component for supporting the stop component is arranged in the mounting groove 16, when stopping is performed, the rotating wheel 2 is reversed, the rotary stop block 11 abuts against the front end of the stop block 10, the limit block 12 abuts against the middle of the upper end of the stop block 10, the rear stop block 9 abuts against the inside of the stop groove 8 at the moment, rotation of the rotating wheel 2 is stopped, the limit block 12 can abut against the middle of the upper end of the stop block 10, damage caused by overlarge pressure applied to the connecting shaft 13 due to force is avoided, the elastic component can support the stop block, the upper end of the stop block 10 protrudes out of the upper end of the first open groove 7, and when the locking mechanism normally operates, the locking block 10 can be pressed down to lift in the mounting groove 16.

Referring to fig. 4, the stopping assembly includes a stopping block 10, one end of the stopping block 10 is rotatably disposed inside the first slot 7 through a connecting shaft 13, one end of the stopping block 10 close to the connecting shaft 13 is connected with a rear abutting block 9, the rear abutting block 9 is clamped inside the stopping slot 8, one end of the stopping block 10 far from the connecting shaft 13 is connected with a front abutting block 15, one side of the lower surface of the stopping block 10 is provided with an inclined surface, and the other side of the lower surface of the stopping block 10 is arc-shaped.

Referring to fig. 4, the lower end of the rotation stop block 11 is arc-shaped, a groove 14 is formed in one side of the rotation stop block 11 close to the stop block 10, the limiting block 12 tightly abuts against the middle of the upper surface of the stop block 10 when stopping, the front abutting block 15 at the front end of the stop block 10 is clamped into the groove 14 when the stop block 10 prevents rotation, and the rear abutting block 9 abuts into the stop groove 8.

Referring to fig. 4, the elastic assembly includes a spring 17 disposed inside the mounting groove 16, an upper end of the spring 17 is connected to a lower abutting block 18, the lower abutting block 18 is inserted into the mounting groove 16, the lower abutting block 18 supports the middle of the lower surface of the stop block 10 when in the non-stop state, and the lower abutting block 18 supports the stop block 10 through the spring 17, so as to achieve floating support of the stop block 10.

Referring to fig. 2 and 3, the middle portions of the adjacent side surfaces of the rotating wheel 2 and the side frames 1 are fixedly connected with limiting rings 6, the limiting rings 6 on the two sides are respectively in sliding connection with the side frames 1 on the two sides, and the rotating wheel 2 is in sliding connection with the side frames 1, so that the rotating wheel 2 can be limited, and the operation is more stable.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a belt conveyor contact backstop, includes side bearer (1), be provided with runner (2) between side bearer (1), the inside of runner (2) is provided with connection pad (5), connection pad (5) are through bolt and side bearer (1) fixed connection, the equal welded connection in lower extreme both sides of side bearer (1) has mounting bracket (3), both sides there are fixing strip (4), its characterized in that through bolted connection between mounting bracket (3): the outer side of the connecting disc (5) is equidistantly provided with first grooves (7) for installing the locking assemblies, each locking groove (8) is formed in one side of the upper end of each first groove (7), the upper end of each locking groove (8) is arc-shaped, the rotating wheel (2) is annular, the inner wall of the rotating wheel (2) is equidistantly provided with a clamping mechanism corresponding to the locking assemblies, each clamping mechanism comprises a rotary locking block (11) and a limiting block (12), the inner lower end of each first groove (7) is provided with a mounting groove (16), and the mounting groove (16) is internally provided with an elastic assembly for supporting the locking assemblies.

2. The contact backstop of the belt conveyor according to claim 1, characterized in that: the locking assembly comprises a locking block (10), one end of the locking block (10) is rotatably arranged in the first groove (7) through a connecting shaft (13), one end, close to the connecting shaft (13), of the locking block (10) is connected with a rear abutting block (9), the rear abutting block (9) is clamped into the inner portion of the locking groove (8), and one end, far away from the connecting shaft (13), of the locking block (10) is connected with a front abutting block (15).

3. The contact backstop of claim 2, wherein: an inclined plane is arranged on one side of the lower surface of the stop block (10), and the other side of the lower surface of the stop block (10) is arc-shaped.

4. The contact backstop of the belt conveyor according to claim 1, characterized in that: the lower end of the rotation stop block (11) is arc-shaped, a groove (14) is formed in one side, close to the stop block (10), of the rotation stop block (11), and the limiting block (12) abuts against the middle of the upper surface of the stop block (10) when stopping.

5. The contact backstop of belt conveyor according to claim 1, characterized in that: the elastic assembly comprises a spring (17) arranged in the mounting groove (16), the upper end of the spring (17) is connected with a lower abutting block (18), the lower abutting block (18) is arranged in the mounting groove (16) in an inserting mode, and the lower abutting block (18) supports the middle of the lower surface of the stopping block (10) in the non-stopping state.

6. The contact backstop of the belt conveyor according to claim 1, characterized in that: the middle parts of the adjacent side surfaces of the rotating wheel (2) and the side frames (1) are fixedly connected with limiting rings (6), and the limiting rings (6) on the two sides are respectively in sliding connection with the side frames (1) on the two sides.

7. The contact backstop of the belt conveyor according to claim 1, characterized in that: both sides lower extreme one side of mounting bracket (3) all extends to the outside and is formed with the sand grip, mounting bracket (3) carry out fixed connection through bolt and equipment.