CN220744388U - Belt conveyor backstop device - Google Patents
Belt conveyor backstop device Download PDFInfo
- Publication number
- CN220744388U CN220744388U CN202322300746.1U CN202322300746U CN220744388U CN 220744388 U CN220744388 U CN 220744388U CN 202322300746 U CN202322300746 U CN 202322300746U CN 220744388 U CN220744388 U CN 220744388U
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- Prior art keywords
- belt
- roller
- fixed plate
- conveyer
- backstop
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- 238000005096 rolling process Methods 0.000 claims abstract description 14
- 238000005299 abrasion Methods 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Structure Of Belt Conveyors (AREA)
Abstract
The utility model discloses a non-return device of a belt conveyor, and belongs to the field of belt conveyors; the device comprises a fixed plate and a backstop belt, wherein one end of the backstop belt is fixed on the fixed plate, the other end of the backstop belt is lapped at the position, close to a conveying roller, on the inner side of the conveying belt, the fixed plate is fixed on a frame on two sides of the conveying belt, a first straight notch is formed in the fixed plate, a flat carrier roller is arranged between the two fixed plates, extension shafts are arranged on two sides of the flat carrier roller and penetrate through the first straight notch, the lower end of a cylindrical surface of the flat carrier roller is in rolling connection with the inner side surface of the conveying belt, the upper end of the cylindrical surface of the flat carrier roller is lapped with the backstop belt, and a second straight notch is formed in the fixing position of the backstop belt and the fixed plate; when the conveyer belt normally runs, the non-return belt is not in contact with the conveyer belt, the flat carrier roller and the conveyer belt are in rolling friction, the abrasion on the conveyer belt is small, and when the conveyer belt stops or the conveyer roller reverses, the non-return belt penetrates below the conveyer roller to enable the conveyer roller to be non-return, so that the conveyer belt is simple in structure and convenient to install.
Description
Technical Field
The utility model relates to the field of belt conveyors, in particular to a non-return device of a belt conveyor.
Background
The belt conveyor is a transport machine widely applied in the mineral processing industry, in the belt transport process, when a belt driving part stops, the belt can be reversed or the roller is reversed due to the gravity action of materials, so that materials are accumulated on a tail wheel, a ratchet wheel backstop is usually added on the roller or a rotating wheel, or a section of backstop belt is fixed on the conveyor, one end of the backstop belt is lapped on the transport belt, and when the roller is reversed, the backstop belt penetrates under the roller under the action of friction force of the transport belt, and the roller is prevented from reversing by friction between the backstop belt and the roller;
the first mode needs to change the transport part structure of the existing transport machine, is complex in installation and high in transformation cost, and the gear teeth of the ratchet wheel are easy to damage, and the second mode is in a sliding friction state with the transport belt all the time when the transport machine works, so that the abrasion degree of the transport belt is high.
Based on this, research and development personnel have proposed a novel backstop device.
Disclosure of Invention
The utility model aims to provide a non-return device of a belt conveyor, which aims to solve the problems of the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a belt conveyor contrary device that ends, includes the fixed plate and ends the belt, contrary belt one end is fixed on the fixed plate, and the other end overlap joint is close to the position department of transport cylinder in the conveyer belt inboard, the fixed plate has two, and the fixed plate is fixed in the frame of conveyer belt both sides, every be provided with the first notch that runs through on the fixed plate, be provided with flat bearing roller between two fixed plates, flat bearing roller both sides plane is provided with the extension axle, the extension axle wears to establish in the first notch, the cylinder lower extreme roll connection of flat bearing roller is in the conveyer belt medial surface, the cylinder upper end overlap joint of flat bearing roller has contrary belt, contrary belt is provided with the straight notch of second with the fixed plate fixed point, and the length direction of the straight notch of second is unanimous with conveyer belt direction of operation.
Further, the conveyer belt below is provided with increases the face cylinder, increase the rolling surface of face cylinder and conveyer belt below conflict, and increase the horizontal migration face that the rolling surface top of face cylinder is higher than the conveyer belt, the fixed plate sets up between conveyer cylinder and face cylinder.
The surface-increasing roller is arranged, so that the conveyer belt at the rolling position of the flat carrier roller forms an inclined plane, and when the conveyer roller stops or reverses, the flat carrier roller can roll reversely in time to enable the reversing belt to be wound under the conveyer roller.
Further, a carrier roller belt is fixedly connected to the cylindrical surface of the flat carrier roller, and the cylindrical surface of the flat carrier roller is connected with the conveyer belt and the non-return belt through the carrier roller belt.
The carrier roller belt is arranged on the flat carrier roller, so that the friction force between the backstop belt and the flat carrier roller is increased, and when the conveyer belt runs normally, the backstop belt can be rapidly separated from the conveyer roller and the conveyer belt, and when the conveyer belt is reversed, the backstop belt can rapidly penetrate into the lower part of the conveyer roller to stop backstop.
Further, the flat carrier roller has a plurality ofly, and is a plurality of the extension axle of flat carrier roller homonymy passes through the connecting block and is connected in the through-hole of connecting block is rotated to the extension axle, the connecting block cup joints inside the first slot always, and the length dimension of connecting block in conveyer belt direction of movement is less than the length of first slot always.
The contact area between the flat carrier rollers and the conveyor belt is further increased by arranging the plurality of flat carrier rollers, so that the friction force is increased, and the plurality of flat carrier rollers are connected through the connecting blocks, so that the flat carrier rollers are prevented from collision with each other during rolling.
Further, a supporting plate is fixedly arranged on one side face of the fixing plate in an inclined and upward mode, and one end of the supporting plate is abutted to the lower portion of the backstop belt.
The lower part of the backstop belt is supported by the support plate, so that the fixed plate and the conveying roller collide due to the fact that the lower part of the backstop belt is too close to the fixed plate when the backstop belt is backstop.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model sets up the flat idler below the backstop belt, the upper top surface of the flat idler is contradicted with backstop belt, the lower bottom surface is connected with conveyer belt in a rolling way, the extension shaft of the flat idler is fixed in the straight slot of the fixed plate; when the conveyor belt works, the flat carrier roller rolls on the conveyor belt under the action of friction force until the extension shaft of the flat carrier roller rolls to the edge of the straight slot; in the process, the non-return belt above the flat carrier roller moves along the second straight slot at the fixed position of the non-return belt under the action of friction force, so that the other end of the non-return belt is separated from the inner side surfaces of the conveying roller and the conveying belt; when the transport roller reverses, the flat carrier roller moves in the reverse direction to drive the backstop belt to move in the reverse direction along the second straight notch, so that one end of the backstop belt penetrates below the transport roller to prevent the transport roller from rotating; the non-return device provided by the utility model has the advantages that when the conveyer belt normally runs, the non-return belt is not in direct contact with the conveyer belt, the flat carrier roller and the conveyer belt are in rolling friction, the abrasion on the conveyer belt is small, and when the conveyer belt stops or the conveyer roller reverses, the non-return belt penetrates below the conveyer roller to make the conveyer roller non-return, so that the structure is simple, and the installation is convenient.
Drawings
FIG. 1 is a schematic view of an assembled whole structure of an embodiment of the present utility model and a conveyor;
FIG. 2 is a schematic top view of an embodiment of the present utility model;
FIG. 3 is a front view of a conveyor according to an embodiment of the present utility model in a normal operation;
FIG. 4 is a front view of an embodiment of the present utility model in a reversed state of a conveyor;
in the figure, a 1-conveyor, a 2-fixed plate, a 3-backstop belt, a 4-flat carrier roller, a 5-connecting block, a 6-supporting plate, a 7-surface-increasing roller, a 11-conveying roller, a 12-rack, a 13-conveying belt, a 21-first straight notch, a 31-second straight notch, a 41-extension shaft and a 42-carrier roller belt.
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 present utility model provides a technical solution: the non-return device of the belt conveyor comprises two fixing plates 2, a supporting plate 6, a non-return belt 3, two flat carrier rollers 4, a connecting block 5 and a surface increasing roller 7; the backstop device of the utility model does not need to modify the transport roller 11 of the transport machine 1 and is fixed on the transport machine 1, wherein the transport machine 1 comprises the transport roller 11, a frame 12 and a transport belt 13, the transport roller 11 is fixed on the frame 12 through a rotating shaft, the rotating shaft is also connected with the rotating shaft of a motor, the transport belt 13 is wound on the transport roller 11, and in the embodiment, the transport roller 11 rotates along the arrow direction on the end face of the transport roller.
The specific connection mode of the utility model is as follows:
the two fixing plates 2 are respectively fixed on the frames 12 on two sides of the conveying belt 13, the fixing plates 2 are positioned on the right side of the conveying roller 11, and each fixing plate 2 is provided with a first transverse through notch 21;
the supporting plate 6 is obliquely upwards fixed on the left side of the fixed plate;
one end of the non-return belt 3 is provided with two second straight notch 31, bolts are penetrated in the second straight notch 31 to fix the non-return belt 3 on the top of the fixed plate 2, and the other end of the non-return belt 3 is lapped on the top of the supporting plate 6;
the two ends of the two flat carrier rollers 4 are provided with extension shafts 41, the extension shafts 41 on the same side are rotationally connected in the through holes of the connecting blocks 5, the connecting blocks 5 are sleeved inside the first straight notch 21, and the length dimension of the connecting blocks 5 in the moving direction of the conveying belt 13 is smaller than the dimension of the first straight notch 21;
a circle of carrier roller belt 42 is fixedly arranged on the rolling surface of the flat carrier roller 4, the lower part of the rolling surface of the carrier roller belt 42 is arranged on the inner side surface of the conveying belt 13, and the upper part is in contact with the bottom surface of the backstop belt 3;
the surface increasing roller 7 is fixed on the frame 12 through a rotating shaft, the surface increasing roller 7 is positioned on the right side of the fixed plate 2, the rolling surface of the surface increasing roller 7 is abutted against the lower side of the conveying belt 13, and the rolling surface is higher than the horizontal moving plane of the conveying belt 13, so that the conveying belt 13 on the left side of the surface increasing roller 7 forms an inclined plane.
The specific working principle of the utility model is as follows:
when the conveyor belt 13 runs normally, i.e. the upper section of the conveyor belt 13 is left and the lower section is right, the flat carrier roller 4 rolls upwards along an inclined plane under the action of friction force; in the process, the backstop belt 3 above the flat carrier roller 4 moves rightwards along the second straight notch 31 at the fixed position of the backstop belt 3 under the action of friction force, so that the other end of the backstop belt 3 is separated from the inner side surfaces of the conveying roller 11 and the conveying belt 13;
when the conveying roller 11 is reversed, that is, the upper section of the conveying belt 13 is rightward, and the lower section is leftward, the flat carrier roller 4 rolls downward along the inclined plane to drive the backstop belt 3 to move leftward along the second straight notch 31, so that the left end of the backstop belt 3 stretches into the lower part of the conveying roller 11, and the conveying roller 11 is prevented from rotating.
The components of the conveyor 1 are commercial components purchased in the market, and the specific connection method and principle thereof are known to those skilled in the art, and will not be described in detail herein.
Although the present utility model has been described 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 and changes may be made without departing from the spirit and principles of the present utility model.
Claims (5)
1. The utility model provides a belt conveyor contrary device, includes fixed plate (2) and contrary belt (3), contrary belt (3) one end is fixed on fixed plate (2), and the other end overlap joint is in the inboard position department that is close to transport cylinder (11) of conveyer belt (13), its characterized in that: the utility model discloses a conveyer belt, including fixed plate (2), fixed plate (2) are provided with on frame (12) of conveyer belt (13) both sides, every be provided with first straight notch (21) that run through on fixed plate (2), be provided with flat bearing roller (4) between two fixed plate (2), flat bearing roller (4) both sides plane is provided with extension axle (41), extension axle (41) wear to establish in first straight notch (21), the cylinder lower extreme roll connection of flat bearing roller (4) is in conveyer belt (13) medial surface, the cylinder upper end overlap joint of flat bearing roller (4) has contrary belt (3), contrary belt (3) are provided with straight notch (31) of second with fixed plate (2) fixed point, and the length direction of straight notch (31) of second is unanimous with conveyer belt (13) direction of operation.
2. The belt conveyor backstop device of claim 1, wherein: the surface increasing roller (7) is arranged below the conveying belt (13), the rolling surface of the surface increasing roller (7) is in contact with the lower side of the conveying belt (13), the top end of the rolling surface of the surface increasing roller (7) is higher than the horizontal moving surface of the conveying belt (13), and the fixing plate (2) is arranged between the conveying roller (11) and the surface increasing roller (7).
3. The belt conveyor backstop device of claim 1 or 2, wherein: the cylindrical surface of the flat carrier roller (4) is fixedly connected with a carrier roller belt (42), and the cylindrical surface of the flat carrier roller (4) is connected with the conveying belt (13) and the non-return belt (3) through the carrier roller belt (42).
4. A belt conveyor backstop as in claim 3 wherein: the utility model discloses a conveyer belt, including flat bearing roller (4), connecting block (5), connecting block (21) are fixed on the through-hole of connecting block (5), flat bearing roller (4) have a plurality ofly, a plurality of extension axle (41) of flat bearing roller (4) homonymy are connected through connecting block (5), and extension axle (41) rotate to be connected in the through-hole of connecting block (5), connecting block (5) cup joint inside first straight notch (21), and the length size of connecting block (5) in conveyer belt (13) direction of movement is less than the length of first straight notch (21).
5. The belt conveyor backstop device of claim 1, wherein: a supporting plate (6) is fixedly arranged on one side surface of the fixing plate (2) in an inclined upward direction, and one end of the supporting plate (6) is abutted against the lower part of the non-return belt (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322300746.1U CN220744388U (en) | 2023-08-25 | 2023-08-25 | Belt conveyor backstop device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322300746.1U CN220744388U (en) | 2023-08-25 | 2023-08-25 | Belt conveyor backstop device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220744388U true CN220744388U (en) | 2024-04-09 |
Family
ID=90550583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322300746.1U Active CN220744388U (en) | 2023-08-25 | 2023-08-25 | Belt conveyor backstop device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220744388U (en) |
-
2023
- 2023-08-25 CN CN202322300746.1U patent/CN220744388U/en active Active
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