CN213264360U

CN213264360U - Belt cleaning device

Info

Publication number: CN213264360U
Application number: CN202022015003.6U
Authority: CN
Inventors: 陶柏明; 谭茜; 吴明强; 刘彬; 黎革兵
Original assignee: Liuzhou Iron and Steel Co Ltd
Current assignee: Liuzhou Iron and Steel Co Ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-05-25
Anticipated expiration: 2030-09-15

Abstract

The utility model discloses a belt cleaning device, relate to the auxiliary cleaning technical field of band conveyer, it includes support frame and cylinder, the upper portion of support frame is fixed in the band conveyer frame, the cylinder contacts with the lower surface of the belt lower section, the cylinder sets up along the width direction of the belt lower section, the support frame lower part articulates there is a branch, the cylinder is installed on the support surface of branch towards the belt lower section through taking the seat bearing, still install the scraper blade that sets up along the width direction of the belt lower section on the branch, the topside of scraper blade contacts with the lower surface of the belt lower section, the direction of cylinder to scraper blade is the direction of advance of the belt lower section; the supporting rod is connected with the belt conveyor rack through a turn buckle, and the supporting rod is arranged upwards in an inclined mode from the supporting frame to the direction of the scraper. The utility model provides a current belt cleaning device when clearing up high adhesive force attachment, the great attachment of humidity, clean the not good problem of effect.

Description

Belt cleaning device

Technical Field

The utility model belongs to the technical field of band conveyer assists clean technique and specifically relates to a belt cleaning device.

Background

Belt conveyors are commonly used to transport a variety of materials, such as powders, pellets, and the like, in non-uniform, indefinite shapes. For the materials transported by a stock ground in rainy season or a train in rainy days, the materials form materials with high humidity after being soaked by rainwater in the transportation process; in belt transport process, form the adhesion of pulpiness material on the belt, lead to whole belt below all to have the water thick liquid material that falls, cause whole belt lower part and vestibule material mud overflow, worsen operational environment. A current belt cleaning device is including setting up the cylinder under the section lower surface of belt descending, and the cylinder sets up along the width direction of belt, and the both ends of drum shaft are installed respectively on two support frames through the bearing, and two support frame symmetries set up and are fixed in the both sides of band conveyer frame, and the belt operation in-process, the cylinder that contacts with the belt is driven by the belt and is rotated, and the filth that the pivoted cylinder will be attached to on the belt lower surface is scraped. When the belt cleaning device with the structure is used for cleaning attachments with high adhesion force or attachments with high humidity such as pulp and the like on the belt, the following defects exist: 1. when the cylindrical surface of the roller slides relative to the lower surface of the belt, part of the high-adhesion attachments can slide along the roller to cross the roller, so that the cleaning effect is poor; 2. in the process of roller pulp cleaning, under the influence of inertia force generated by the rotation of the roller, a part of pulp scraped by the roller is thrown back to the belt, so that secondary pollution is caused, the pulp or pulp water is difficult to clean due to the repeated cyclic cleaning of the belt, the cleaning effect is poor, and the cleaning efficiency is not high; 3. the roller bearing is subjected to large stress, so that the bearing is greatly abraded, the bearing is frequently replaced, and the production cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a belt cleaning device, this kind of device can solve current belt cleaning device when clearing up high adhesive force attachment, the great attachment of humidity, the not good problem of clean effect.

In order to solve the above problem, the utility model discloses a technical scheme is: the belt cleaning device comprises a support frame and a roller, wherein the upper part of the support frame is fixed on a belt conveyor rack, the roller is in contact with the lower surface of a belt descending section, the roller is arranged along the width direction of the belt descending section, the lower part of the support frame is hinged with a support rod, the roller is arranged on a support surface of the support rod, facing the belt descending section, through a belt seat bearing, a scraper blade is further arranged on the support rod along the width direction of the belt descending section, the top edge of the scraper blade is in contact with the lower surface of the belt descending section, and the direction from the roller to the scraper blade is the advancing direction of the belt descending section; the supporting rod is connected with the belt conveyor rack through a turn buckle, and the supporting rod is arranged in the direction of the scraper plate in an inclined mode upwards from the supporting frame.

In the above-mentioned technical solution of the belt cleaning device, a more specific technical solution may also be: the upper end of the turn buckle inclines towards the direction close to the upper part of the support frame.

Further, the roller is a stainless steel roller, and the scraper is a polyurethane scraper.

Further, the diameter of the roller is 50-60 mm.

Further, the self-aligning bearing with the seat is a self-aligning bearing with the seat.

Furthermore, the support frame is the channel-section steel, branch is square pipe, branch with the support frame is articulated mutually through the round pin axle be fixed with the suit on the support frame sell epaxial slide bearing, the slide bearing external fixation have with the reinforcing plate that the support frame is connected.

Furthermore, a spring is connected between the turn buckle and the support rod or the belt conveyor frame.

Since the technical scheme is used, compared with the prior art, the utility model following beneficial effect has:

1. the roller is arranged on the belt seat bearing to form a contact between the rolling body and the belt, so that the belt is stressed and the curvature changes to achieve the effect of cleaning the belt; the belt seat bearing is arranged on a support rod hinged with the support frame, and the support rod is connected with the rack through a turnbuckle and is obliquely arranged, so that the extrusion force and the friction force between the roller and the belt are increased, and the cleaning capability of the roller on high-adhesion attachments on the belt can be enhanced; a scraper is arranged on the support rod behind the roller along the advancing direction of the belt, so that secondary cleaning can be performed, pulp or slurry thrown back to the belt by the roller can be scraped, or attachments which are not cleaned by the roller can be scraped, and the cleaning effect is effectively improved; the contact force and the gap between the roller and the belt and between the scraper and the belt can be changed by adjusting the turn buckle, so that the surface of the belt reaches the optimal cleaning position, and the cleaning efficiency of the belt is improved.

2. The upper end of the turn buckle inclines towards the upper part of the supporting frame, so that the supporting force of the supporting rod to the roller can be improved, and the cleaning effect is improved.

3. The stainless steel roller and the polyurethane scraper can avoid the corrosion of clean key parts, have good wear resistance and are beneficial to prolonging the service life.

4. The diameter of the roller is limited, so that the maintenance of equipment is simpler and the replacement speed is high, and when the roller is in direct contact with the belt to run, the linear speed of the outermost end of the roller is approximately the same as the running speed of the belt.

5. The self-aligning bearing with the seat is arranged, so that the bearing coaxiality at two ends of the roller can be conveniently adjusted, the roller can rotate more smoothly, and the cleaning efficiency is improved.

6. The structure of the supporting frame and the supporting rod, and the connection of the supporting rod with the sliding bearing and the reinforcing plate through the pin shaft and the supporting frame can form stable, shock-resistant, impact-resistant and movable hinged connection, and the structure is simplified, and the manufacturing cost and the use cost of the whole equipment are lower; the sliding bearing has self-lubricating and shock-proof capability.

7. The spring is connected between the turn buckle and the support rod or between the turn buckle and the support rods, so that the roller and the scraper can be attached to the surface of the belt all the time, and the cleaning effect is ensured.

Drawings

Fig. 1 is a schematic view of the installation structure of embodiment 1 of the belt cleaning apparatus.

Fig. 2 is a sectional view taken in the direction of a-a in fig. 1.

Fig. 3 is an isometric view of fig. 1.

Fig. 4 is an enlarged view at I in fig. 3.

Fig. 5 is a schematic view of the installation structure of embodiment 2 of the belt cleaning apparatus.

The reference numbers illustrate: 1. a support frame; 2. a pin shaft; 3. a sliding bearing; 4. a reinforcing plate; 5. a strut; 6. self-aligning bearing with seat; 7. a spring; 8. a squeegee; 9. a belt conveyor frame; 10. a belt; 10-1, a belt descending section; 11. a turn buckle; 12. and (3) a roller.

Detailed Description

The invention will be described in more detail with reference to the following embodiments:

example 1

The belt cleaning device shown in fig. 1 to 4 mainly comprises a support frame 1, a pin shaft 2, a sliding bearing 3, a reinforcing plate 4, a support rod 5, a self-aligning bearing with a seat 6, a spring 7, a scraper 8, a turnbuckle 11 and a roller 12, wherein the roller 12 is a stainless steel roller with the diameter of 50mm, and the scraper 8 is a polyurethane scraper. Two support frames 1 are symmetrically arranged on two outer sides of a belt conveyor frame 9, the support frames 1 are channel steel with outwards-facing and vertically-arranged notches, and the upper parts of the channel steel are welded and fixed on the outer side of the belt conveyor frame 9; the lower part of each support frame 1 is hinged with a support rod 5, each support rod 5 is connected with a belt conveyor rack 9 through a turn buckle 11 and a spring 7, one end of the turn buckle 11 is hinged with the belt conveyor rack 9 through an M22 fixing bolt, the other end of the turn buckle is connected with one end of the spring 7, the other end of the spring 7 is hinged with the support rod 5 through an M22 fixing bolt, the upper end of the turn buckle 11 is inclined towards the direction close to the upper part of the support frame 1, and the support rod 5 is inclined upwards from one end hinged with the support frame 1 towards the other end; in other embodiments, the positions of the spring 7 and the turn buckle 11 may be interchanged. The supporting rod 5 is hinged with the supporting frame 1 through a pin shaft 2, a sliding bearing 3 sleeved on the pin shaft 2 is fixed on the supporting frame 1, and a reinforcing plate 4 connected with the supporting frame 1 is fixed outside the sliding bearing 3; the one end of round pin axle 2 has the spindle nose, and the other end passes branch 5, support frame 1 and slide bearing 3 and stretches out to the support frame 1 outside, uses the radial section of stretching out that inserts round pin axle 2 of bolt, can carry on spacingly. The supporting rods 5 are made of square tubes, the supporting surface of each supporting rod 5 facing the belt lower descending section 10-1 is fixedly provided with a self-aligning bearing with a seat 6, two ends of the roller 12 respectively penetrate through the corresponding self-aligning bearing with a seat 6 to form rolling bodies, the coaxiality of the two self-aligning bearings with seats 6 is adjusted, and the roller 12 can rotate more smoothly. The support rod 5 is provided with a scraper 8 for secondary cleaning, in order to realize secondary cleaning, the direction from the roller 12 to the scraper 8 is the advancing direction of the belt lower traveling section 10-1, the lower part of the scraper 8 is bent and fixed on the support rod 5, the upper part of the scraper 8 is vertically upward, the length directions of the scraper 8 and the roller 12 are both arranged along the width direction of the belt, the top edge of the scraper 8 is flush with the top end of the roller 12, and the turnbuckle 11 is adjusted to enable the roller 12 and the scraper 8 to contact with the lower surface of the belt lower traveling section 10-1 and obtain proper contact pressure so as to achieve the optimal cleaning position.

When the belt scraper works, the belt 10 circularly operates, the belt descending section 10-1 drives the roller 12 to rotate, when an attached crop adhered to the belt 10 passes through the contact position between the roller 12 and the surface of the belt 10, the attached object falls along with the rotation of the roller 12 by means of extrusion force and belt deformation, part of the falling attached object splashes back to the belt 10 due to inertia effect, and when the splashed object passes through the scraper 8 along with the belt 10, the scraper 8 can scrape the falling object. This belt cleaning device utilizes the secondary cleanness that pressure and belt deformation and scraper blade 8 scraped to make the attachment fall, to the belt that has attached to the attachment that high adhesive force attachment, humidity are great, plays good clean efficiency.

Example 2

As shown in fig. 5, the belt cleaning device of the embodiment removes the spring, connects the support rod 5 with the belt conveyor frame 9 directly through the turn buckle 11, and when the contact surface pressure of the roller 12 and the scraper 8 with the lower surface of the belt lower run 10-1 needs to be adjusted, the turn buckle 11 is extended or shortened as required; further, the drum 12 is a stainless steel drum having a diameter of 60 mm. The remaining features are the same as in example 1.

Claims

1. The utility model provides a belt cleaning device, includes support frame and cylinder, the upper portion of support frame is fixed in the band conveyer frame, the cylinder contacts with the lower surface of belt down section, the cylinder is followed the width direction setting of belt down section, its characterized in that: the lower part of the supporting frame is hinged with a supporting rod, the roller is arranged on a supporting surface of the supporting rod, which faces the belt descending section, through a bearing with a seat, a scraping plate is also arranged on the supporting rod along the width direction of the belt descending section, the top edge of the scraping plate is contacted with the lower surface of the belt descending section, and the direction from the roller to the scraping plate is the advancing direction of the belt descending section; the supporting rod is connected with the belt conveyor rack through a turn buckle, and the supporting rod is arranged in the direction of the scraper plate in an inclined mode upwards from the supporting frame.

2. The belt cleaning device as claimed in claim 1, wherein: the upper end of the turn buckle inclines towards the direction close to the upper part of the support frame.

3. The belt cleaning device as claimed in claim 2, wherein: the roller is a stainless steel roller, and the scraper is a polyurethane scraper.

4. A belt cleaning device as claimed in claim 3, characterized in that: the diameter of the roller is 50-60 mm.

5. The belt cleaning device as claimed in claim 4, wherein: the self-aligning bearing with the seat is a self-aligning bearing with the seat.

6. The belt cleaning device as claimed in claim 5, wherein: the supporting frame is a channel steel, the supporting rod is a square tube, the supporting rod is hinged with the supporting frame through a pin shaft, a sliding bearing sleeved on the pin shaft is fixed on the supporting frame, and a reinforcing plate connected with the supporting frame is fixed outside the sliding bearing.

7. The belt cleaning device as claimed in any one of claims 1 to 6, wherein: and a spring is connected between the turnbuckle and the support rod or the belt conveyor frame.