CN220431374U - Concrete conveyer belt mud scraping device - Google Patents
Concrete conveyer belt mud scraping device Download PDFInfo
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- CN220431374U CN220431374U CN202322081266.0U CN202322081266U CN220431374U CN 220431374 U CN220431374 U CN 220431374U CN 202322081266 U CN202322081266 U CN 202322081266U CN 220431374 U CN220431374 U CN 220431374U
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- conveyor belt
- scraping
- residues
- base frame
- rotating shaft
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- 238000007790 scraping Methods 0.000 title claims abstract description 72
- 230000001154 acute effect Effects 0.000 claims abstract description 8
- 230000033001 locomotion Effects 0.000 claims abstract description 5
- 238000001125 extrusion Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 abstract description 10
- 230000000295 complement effect Effects 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 8
- 230000009471 action Effects 0.000 description 6
- 239000002994 raw material Substances 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 238000001035 drying Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Cleaning In General (AREA)
Abstract
The utility model relates to the technical field of concrete equipment cleaning, in particular to a concrete conveyor belt mud scraping device which comprises a base frame, wherein a plurality of carrier rollers are uniformly distributed on the base frame, a conveyor belt is commonly arranged on the carrier rollers, a driving unit for driving the conveyor belt to operate is arranged on the base frame, two groups of support frames are arranged below two ends of the base frame, the two groups of support frames are sequentially arranged along the movement direction of the conveyor belt, rotating shafts are connected between the support frames of each group, and scraping plates are arranged on each rotating shaft. According to the utility model, the two scrapers are arranged below the conveyor belt, each scraper is obliquely arranged at an acute angle with the conveyor belt, the two scrapers are complementary, the phenomenon of missing scraping is avoided, the two scrapers are arranged in a staggered mode, are obliquely arranged in a splayed mode on a transverse plane, and can disturb the flow inertia of residues when scraping the residues, so that the residues are transversely moved left and right on the conveyor belt, more residues can be driven to collect, and the cleaning efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of concrete equipment cleaning, in particular to a concrete conveyor belt mud scraping device.
Background
The concrete conveyor belt is used for conveying raw materials of concrete to a stirring processing place for processing, wherein the raw materials are generally coarse and fine aggregates, such as pebbles, broken stones, waste residues, fine sand and the like, the raw materials have the characteristics of strong abrasion, irregular particles and various impurities, residues such as impurities, dust and the like on the raw materials can adhere to the conveyor belt after the conveyor belt is conveyed, and the residues can increase the friction resistance of the conveyor belt, so that the conveyor belt is difficult and slow to operate, and delay and efficiency reduction of a production process are easily caused; and these residues are not cleaned timely and become dry and harden gradually, forming solid blocks or pits, causing wear or scratches on the surface of the conveyor belt, and long-term accumulated residues may damage the overall structure of the conveyor belt, increasing maintenance and replacement costs.
Therefore, a concrete conveyor belt mud scraping device is provided, and the mud scraping device is arranged to scrape residues on the conveyor belt by means of the movement track of the conveyor belt, so that the residues are prevented from drying and hardening on the conveyor belt, and the surface of the conveyor belt is prevented from being abraded or scratched.
Disclosure of Invention
The utility model aims to provide a concrete conveyor belt mud scraping device, two scrapers are arranged below a conveyor belt, each scraper is obliquely arranged at an acute angle with the conveyor belt, a part of component force given by the conveyor belt is offset by the scrapers, the two scrapers are complementary, the phenomenon of missing scraping is avoided, the two scrapers are arranged in a staggered mode front and back and are obliquely arranged on a transverse plane and are in a splayed mode, namely, the inclined directions of the two scrapers are completely opposite, the flowing inertia of the residues can be disturbed when the residues are scraped, the residues are enabled to be transversely moved left and right on the conveyor belt, more residues can be driven to collect, the scrapers are more beneficial to cleaning the residues on the conveyor belt, and the cleaning efficiency is improved.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a concrete conveyor belt mud scraping device comprising:
the device comprises a base frame, wherein a plurality of carrier rollers are uniformly distributed on the base frame, a conveyor belt is commonly arranged on the carrier rollers, and a driving unit for driving the conveyor belt to operate is arranged on the base frame;
two groups of support frames are arranged below two ends of the base frame, the two groups of support frames are sequentially arranged along the movement direction of the conveyor belt, a rotating shaft is connected between each two groups of support frames, each rotating shaft is provided with a scraper, each scraper is obliquely arranged, an included angle between each scraper and the conveyor belt on one side of the lower end of the base frame is an acute angle, and each scraper is provided with a tensioning assembly for tightly attaching the scraper to the conveyor belt.
Two groups of supporting frames are arranged below the left side and the right side of the base frame, and are provided with rotating shafts and scraping plates, when the driving unit drives the conveyor belt to run, the conveyor belt below the base is contacted with the two scraping plates, and the two scraping plates scrape residues on the conveyor belt, so that the residues are prevented from drying and hardening on the conveyor belt, and the surface of the conveyor belt is prevented from being worn or scratched; if the scrapers are vertically arranged with the conveyor belt, the conveyor belt gives the scrapers a component force in the moving direction, the joint of the scrapers and the rotating shaft is easy to wear for a long time, each scraper and the conveyor belt are obliquely arranged at an acute angle, the acute angle range is 30-50 degrees, the oblique arrangement of the scrapers can offset a part of the component force given by the conveyor belt by the scrapers, the joint of the scrapers and the rotating shaft is prevented from bearing too much pressure, the wear is caused, even the damage is caused, and the service life of the scrapers is prolonged.
Preferably, the two rotating shafts are obliquely arranged on the transverse plane, and the two rotating shafts are splayed.
The scraping degree of a single scraper blade to residues can weaken along with the increase of the running time of a conveyor belt, the two scraper blades are arranged in a staggered mode front and back, the situation can be relieved to a certain extent, the two rotating shafts are obliquely arranged on a transverse plane and are splayed, the oblique arrangement can move along the inclined scraper blade towards the inclined direction of the scraper blade when more residues are accumulated at the scraper blade, the situation that the residues scraped by the scraper blade are accumulated on the scraper blade is relieved to a certain extent, the two scraper blades are splayed, the inclined direction of the scraper blade of the rear scraper blade is completely opposite to that of the front scraper blade, the inertia of the residues can be intercepted in the process of assisting the scraping of the front scraper blade, the residues can be enabled to be in the left-right transverse moving condition on the conveyor belt, more residues can be driven to be collected, the scraper blade is more favorable for cleaning the residues on the conveyor belt, and the cleaning efficiency is improved.
Preferably, each rotating shaft is symmetrically provided with two scraping plates at the center of the circle, one side of each group of the supporting frame is provided with a motor, and an output shaft of the motor penetrates through the supporting frame to be connected with the rotating shaft.
Two scrapers are arranged on each rotating shaft, the motor can be started at an untimely time in the process of conveying the transmission belt, the motor drives the corresponding rotating shafts to rotate, so that the two scrapers on the same rotating shaft are switched, but each time the motor is started by a single motor, a certain time difference exists in the process of scraping the scrapers, the other scraper on the rotating shaft scrapes off residues passing through the time, the replaced scrapers are positioned at the lower end of the rotating shaft, and the residues can be gradually separated from the scrapers under the action of gravity to prepare for the next scraper switching.
Preferably, the tensioning assembly comprises a bottom plate, an outer plate and extrusion springs, each scraping plate consists of the bottom plate and the outer plate, each bottom plate is fixedly connected to the rotating shaft, each bottom plate is provided with a placing groove, a plurality of extrusion springs are uniformly distributed in each placing groove, the other ends of the extrusion springs are commonly connected with the outer plate, and each outer plate is provided with a groove for sleeving the bottom plate.
Under the elasticity effect of a plurality of extrusion springs, the scraper blade is in the conveyer belt contact, the planking is supported the conveyer belt surface all the time for most residues on the conveyer belt can be given by first baffle and scrape, and when the residue piles up too much, under the effect of conveyer belt, the lateral effort that the residue given the scraper blade is great, can lead to the scraper blade to appear wearing and tearing, damage for a long time, and the lateral effort that the residue given the scraper blade can be with a plurality of extrusion springs downwardly extrusion this moment, reduce the lateral impact force to the scraper blade, improve the life of scraper blade.
Preferably, each outer plate is provided with an arc-shaped baffle plate.
The residue on the conveyer belt is scraped by the scraper blade after, there is some residue down to remove along the scraper blade under the action of gravity, the junction of motor output shaft and pivot is fallen to easily, the rotation frictional force that leads to the junction increases, the pivot wearing and tearing appear easily, all be equipped with arc baffle on every planking, arc baffle extends outwards towards the scraper blade, and have decurrent arc, play the guide effect, make the residue can be along arc baffle's arc along the direction motion of keeping away from the scraper blade when falling downwards, avoid appearing above-mentioned condition, improve the stability that the motor switches the scraper blade through the pivot.
Preferably, each rotating shaft has a height difference in the vertical direction at two ends, each arc-shaped baffle is provided with a sliding groove, two sides of each sliding groove extend out of the arc-shaped baffle, and each sliding groove is internally provided with a scraping block.
After the scraper scrapes the residues on the conveyer belt, partial residues can be accumulated on the scraper, although the scraper is switched by driving the rotating shaft to rotate through the motor, the residues on the scraper can not be completely separated from the scraper, the scraping efficiency of the scraper can be reduced in the past for a long time, a chute is formed in the arc-shaped baffle, a scraping block is arranged in the chute, and the two ends of each rotating shaft vertically have height differences, when the motor drives two scrapers to switch through the rotating shaft, the scraping block can slide in the chute under the driving of gravity component force due to the height differences, and the scraping block can scrape the residues attached to the scrapers in the sliding process, so that the situation is avoided, and the stability of the scraping efficiency of the scraper is improved.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the concrete conveyor belt mud scraping device, the two scraping plates are arranged below the conveyor belt and are obliquely arranged at an acute angle with the conveyor belt, a part of component force given by the conveyor belt is offset by the scraping plates, the two scraping plates are complementary, the phenomenon of missing scraping is avoided, the two scraping plates are arranged in a staggered mode and are obliquely arranged on a transverse plane, namely, the two scraping plates are in a splayed mode, the oblique directions of the two scraping plates are completely opposite, the flowing inertia of the residues can be disturbed when the residues are scraped, the residues are enabled to be transversely moved left and right on the conveyor belt, more residues can be driven to be collected, the scraping plates are more beneficial to cleaning the residues on the conveyor belt, and the cleaning efficiency is improved.
2. According to the concrete conveyor belt mud scraping device, the motor is arranged at the corresponding position of each support frame rotating shaft, and the motor can be started untimely in the conveying process of the conveyor belt, so that the motor drives the rotating shafts to rotate to enable the scraping plates on the same rotating shaft to be switched, but each time the motor is started by a single motor, the two scraping plates are complemented, and the scraping efficiency and the stability of residues on the conveyor belt are improved.
3. According to the concrete conveyor belt mud scraping device, the tensioning assemblies are arranged on the scrapers, so that each scraper can be abutted against the conveyor belt at any time when being contacted with the conveyor belt, fluctuation of the conveyor belt in the transmission process is avoided, the gap between the conveyor belt and the scrapers is overlarge, the scrapers cannot be guaranteed to stably scrape residues on the conveyor belt, and the scraping stability of the scrapers is improved.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a bottom perspective view of the present utility model;
fig. 3 is a schematic view of the structure of a single screed according to the present utility model.
In the figure: 1. a base frame; 2. a carrier roller; 3. a conveyor belt; 4. a support frame; 5. a rotating shaft; 6. a scraper; 601. a bottom plate; 602. an outer plate; 603. a placement groove; 604. a groove; 7. a motor; 8. extruding a spring; 9. an arc baffle; 10. a chute; 11. scraping blocks.
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.
Referring to fig. 1 to 3, the present utility model provides a concrete conveyer belt mud scraping device, which has the following technical scheme:
the lower ends of two ends of the base frame 1 are provided with two groups of supporting frames 4, each group of supporting frames 4 is provided with a rotating shaft 5 through bearings, each rotating shaft 5 is provided with a scraping plate 6 in a circle center symmetrical mode, each scraping plate 6 is made of polyurethane materials, an included angle between each scraping plate 6 and a conveyor belt 3 at the lower end is an acute angle, the angle is 30 degrees, the two rotating shafts 5 are arranged in an inclined 50-degree mode on a transverse plane, the two rotating shafts 5 are in a splayed mode, one side of each supporting frame 4 is provided with a motor 7, the motor 7 is a servo motor 7, an output shaft of the motor 7 penetrates through the supporting frames 4 to be connected with the corresponding rotating shaft 5, each scraping plate 6 is composed of a bottom plate 601 and an outer plate 602, each bottom plate 601 is provided with a placing groove 603, five extrusion springs 8 are uniformly distributed in each placing groove 603, the other ends of the five extrusion springs 8 are jointly connected with the outer plate 602, each outer plate 602 is provided with a groove 604, the five extrusion springs 8 are connected with the outer plate 602 in the groove 604, the two ends of each rotating shaft 5 are not in the same horizontal plane, namely, and the two ends of the rotating shaft 5 are in the vertical height difference.
The working process comprises the following steps: the conveyor belt 3 is driven on the plurality of carrier rollers 2 of the base frame 1 under the action of the driving unit, raw materials used by concrete are transported and driven, the conveyor belt 3 forms a loop shape under the action of the plurality of carrier rollers 2, residues such as impurities, dust and the like of the raw materials remain on the conveyor belt 3, the two scraping plates 6 at the lower end of the base frame 1 scrape the residues on the conveyor belt 3, so that the residues are prevented from being timely cleaned to cause gradual drying and hardening, solid blocks or pits are formed, the surface of the conveyor belt 3 is abraded or scratched, the long-term accumulated residues possibly damage the integral structure of the conveyor belt 3, and the maintenance and replacement cost is increased;
the two rotating shafts 5 are arranged in a staggered mode front and back and are inclined by 50 degrees on a transverse plane, two scraping plates 6 are symmetrically arranged at the circle center of each rotating shaft 5, the inclined arrangement can move along the inclined scraping plates 6 towards the inclined direction of the scraping plates 6 when more residues are accumulated at the scraping plates 6, the situation that the residues scraped by the scraping plates 6 are accumulated on the scraping plates 6 is relieved to a certain extent, the inclined angles of the two scraping plates 6 are completely opposite, the flowing inertia of the residues can be disturbed when the residues are scraped, the residues are enabled to be left and right transversely moved on the conveyor belt 3, more residues can be driven to collect, and the scraping plates 6 are more beneficial to cleaning the residues on the conveyor belt 3; each scraper blade 6 consists of a bottom plate 601 and an outer plate 602, the bottom plate 601 and the outer plate 602 are connected through five extrusion springs 8, under the action of the elasticity of the extrusion springs 8, the outer plate 602 always supports against the surface of the conveyor belt 3 when the scraper blade 6 is in contact with the conveyor belt 3, the situation that the gap between the conveyor belt 3 and the scraper blade 6 is overlarge and the scraper blade 6 cannot be ensured to stably scrape residues on the conveyor belt is reduced, in the process, a motor 7 is started at intervals, two scraper blades 6 on the same rotating shaft 5 are driven to switch through the rotating shaft 5, but each time the motor 7 is started by a single motor 7, when the scraper blades 6 on the rotating shaft 5 are switched, a certain time difference exists, and the residues passing in the time are scraped by the scraper blade 6 on the other rotating shaft 5, so that seamless switching is formed; the scraped residues can fly out along the arc guiding action of the arc baffle plate 9 and move away from the scraping plate 6, so that the residues are prevented from sliding to the joint of the output shaft of the motor 7 and the rotating shaft 5; when the motor 7 drives the two scrapers 6 to switch through the rotating shaft 5, the scraping block 11 can slide in the chute 10 under the driving of the gravity component force due to the height difference, the scraping block 11 can scrape off residues attached to the scrapers 6 in the sliding process, the residues are prevented from being accumulated on the scrapers 6, and the stability of the scraping efficiency of the scrapers 6 is improved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A concrete conveyor belt (3) mud scraping device comprising:
the device comprises a base frame (1), wherein a plurality of carrier rollers (2) are uniformly distributed on the base frame (1), a conveyor belt (3) is commonly arranged on the plurality of carrier rollers (2), and a driving unit for driving the conveyor belt (3) to operate is arranged on the base frame (1);
the method is characterized in that: two groups of support frames (4) are arranged below two ends of the base frame (1), the two groups of support frames (4) are sequentially arranged along the movement direction of the conveyor belt (3), each group of support frames (4) are connected with a rotating shaft (5), each rotating shaft (5) is provided with a scraping plate (6), each scraping plate (6) is obliquely arranged, an included angle between each scraping plate (6) and the conveyor belt (3) on one side of the lower end of the base frame (1) is an acute angle, and each scraping plate (6) is provided with a tensioning assembly for tightly attaching the scraping plates (6) to the conveyor belt (3).
2. A concrete conveyor belt (3) mud scraping device according to claim 1, characterized in that: the two rotating shafts (5) are obliquely arranged on the transverse plane, and the two rotating shafts (5) are splayed.
3. A concrete conveyor belt (3) mud scraping device according to claim 1, characterized in that: every pivot (5) all centre of a circle symmetry is equipped with two scraper blades (6), every group one side of support frame (4) all is equipped with motor (7), the output shaft of motor (7) passes support frame (4) and is connected with pivot (5).
4. A concrete conveyor belt (3) mud scraping device according to claim 1, characterized in that: tensioning assembly includes bottom plate (601), planking (602), extrusion spring (8), every scraper blade (6) comprises bottom plate (601) and planking (602), every bottom plate (601) fixed connection is on pivot (5), and all offered standing groove (603) on every bottom plate (601), every the equipartition has a plurality of extrusion springs (8) in standing groove (603), and the other end of a plurality of extrusion springs (8) is connected with planking (602) jointly, every recess (604) with bottom plate (601) cover are established all have been offered on planking (602).
5. A concrete conveyor belt (3) mud scraping device according to claim 4, characterized in that: and each outer plate (602) is provided with an arc-shaped baffle plate (9).
6. A concrete conveyor belt (3) mud scraping device according to claim 5, characterized in that: each rotating shaft (5) has a height difference at the two ends in the vertical direction, each arc-shaped baffle (9) is provided with a chute (10), two sides of each chute (10) extend out of the arc-shaped baffle (9), and each chute (10) is internally provided with a scraping block (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322081266.0U CN220431374U (en) | 2023-08-04 | 2023-08-04 | Concrete conveyer belt mud scraping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322081266.0U CN220431374U (en) | 2023-08-04 | 2023-08-04 | Concrete conveyer belt mud scraping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220431374U true CN220431374U (en) | 2024-02-02 |
Family
ID=89697180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322081266.0U Active CN220431374U (en) | 2023-08-04 | 2023-08-04 | Concrete conveyer belt mud scraping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220431374U (en) |
-
2023
- 2023-08-04 CN CN202322081266.0U patent/CN220431374U/en active Active
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