CN103625882B - The sweeper of ribbon conveyer and material transfer equipment - Google Patents
The sweeper of ribbon conveyer and material transfer equipment Download PDFInfo
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- CN103625882B CN103625882B CN201310556386.XA CN201310556386A CN103625882B CN 103625882 B CN103625882 B CN 103625882B CN 201310556386 A CN201310556386 A CN 201310556386A CN 103625882 B CN103625882 B CN 103625882B
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Abstract
The present invention relates to conveying equipment technical field, disclose sweeper and the material transfer equipment of a kind of ribbon conveyer.The sweeper of described ribbon conveyer includes: across conveyer belt the fixed cross beam between being fixed on the frame of ribbon conveyer；The cleaning item that the conveyer belt in backhaul direction is cleaned；At least one connector, each described connector is hinged with described fixed cross beam and described cleaning item respectively.The sweeper of ribbon conveyer provided by the invention is owing to having two pin joints, and the angle of regulation range of cleaning item is bigger, therefore can be close to the conveyer belt of shake, improve and clean effect.
Description
Technical field
The present invention relates to conveying equipment technical field, particularly relate to sweeper and the material transfer equipment of a kind of ribbon conveyer.
Background technology
Ribbon conveyer is a kind of common material transfer equipment.On the work surface of the conveyer belt of ribbon conveyer in the process of transported material, the phenomenon of sideslip spreading can be there is unavoidably, when material drops on the non-working surface of reverse-running section, aircraft tail cylinder or bend pulley can be involved in the transport of backhaul conveyer belt, and be bonded in cylinder surface, cause belt tension uneven, damage conveyer belt, if the volume scattering material is relatively big, then also can collide cylinder and meeting coup injury equipment, even cause the injures and deaths of personnel.Therefore, it is necessary to sweeper is installed by the import department at reverse-running section bend pulley and aircraft tail cylinder, sweeper plays the effect cleaning the material being scattered on return belt, it is prevented that these buildups, foreign material are brought into aircraft tail cylinder or bend pulley.
As shown in Figure 1, Fig. 1 is the structural representation of the sweeper of prior art, existing sweeper includes cleaning main body, bearing pin 15 and towing plate 16, described cleaning main body includes bent angle steel 12, it is positioned at the scraping blade 13 outside bent angle steel 12, and is positioned at the pressing plate 33 outside scraping blade 13, by bolt by bent angle steel 12, scraping blade 13 and the fixing connection of pressing plate 33, the two ends of bent angle steel 12 are connected with towing plate 16 respectively through bearing pin 15, and towing plate 16 is installed in the frame 1 of ribbon conveyer by bolt.In Fig. 1, arrow direction is the backhaul direction of conveyer belt, when conveyer belt works, the scraping blade 13 of sweeper sweeps the non-working surface of conveyer belt reverse-running section, but conveyer belt can't run smoothly in actual moving process, but can shake up and down, limited with the angle of regulation range of bearing pin 15 owing to cleaning main body, make when existing sweeper is shaken with conveyer belt, scraping blade 13 can not be close to conveyor belt surface at any time, and therefore, the cleaning effect of existing sweeper is poor.
Summary of the invention
The invention provides the sweeper of a kind of ribbon conveyer and material transfer equipment, in order to increase angle of regulation range when sweeper is shaken with conveyer belt, and then improve cleaning effect.
The sweeper of ribbon conveyer of the present invention, including:
Across conveyer belt the fixed cross beam between being fixed on the frame of ribbon conveyer；
The cleaning item that the conveyer belt in backhaul direction is cleaned；
At least one connector, each described connector is hinged with described fixed cross beam and described cleaning item respectively.
In technical solution of the present invention, connector is hinged with fixed cross beam and cleaning item respectively, angle of regulation range is big, when conveyer belt is shaken, cleaning item, under the adjustment of two pin joints, can be close to conveyer belt better along with the shake of conveyer belt, therefore, the angular adjustment performance of sweeper is better, and adaptability is higher, and then improves cleaning effect.And the sweeper simple in construction of the ribbon conveyer of the present invention, cost of manufacture is low, simple to operate, and uses conveniently, safely.
Preferably, the sweeper of described ribbon conveyer, also include the shrouding hiding described cleaning item top, described shrouding is connected with described cleaning item.
Spreading phenomenon is often there is when material transports on the conveyor belt, when material scatters the cleaning blind area in sweeper, namely the delta-shaped region that existing sweeper bent angle steel surrounds, sweeper cannot be swept into, finally enter in the gap between cylinder and conveyer belt, damage conveyer belt, and adopt shrouding to be covered by cleaning item, material scatters on shrouding, and drop along with the shake of conveyer belt outside cleaning item, cleaning item can be passed through clean to conveyer belt, avoid because of material drop down onto clean blind area finally enter cylinder with conveying interband gap in and damage conveyer belt.The mode that shrouding is connected with cleaning item has multiple, for instance bolt connection etc. removably connects and the non-dismountable connection such as welding.
Preferably, described shrouding has baffle plate along the leading section in the backhaul direction of conveyer belt.
Adopt baffle plate, prevent the material fallen from falling within the cleaning item front along the backhaul direction of conveyer belt along with the shake of conveyer belt, the material that can allow the upper surface falling within shrouding and position on the front falls within along baffle plate outside cleaning item, and the height of baffle plate can design according to blanking situation.Baffle plate and shrouding can be one-body molded, for instance for L-type steel.
Preferably, the sweeper of described ribbon conveyer, also include at least one release mechanism, each described release mechanism includes:
It is fixed on the first fixture on described shrouding；
Being positioned at above described first fixture and second fixture relative with described first fixture position, described second fixture is fixing with described frame to be connected；
Regulating the connection rope of described cleaning item deflection, described connection rope connects described first fixture and described second fixture.
Existing sweeper is subject to shearing force for a long time due to bearing pin place, in addition operating mode is severe, bearing pin is easily cut off, this is possible to the cleaning main body causing sweeper and is involved in along conveyer belt in cylinder and conveyer belt, cause conveyer belt by serious scratch, the equipment such as severe patient makes conveyer belt load transients increase, the motor of damage conveyer belt.And in currently preferred technical scheme, increase release mechanism, after cleaning item and connector unclamp, cleaning item can be connected rope and hold, it is to avoid cleaning item drops down onto and finally snaps in the equipment such as major injury conveyer belt or damage conveyer belt motor between cylinder and conveyer belt on conveyer belt.Further, cleaning item is generally adopted scraping blade and the bracing frame of fixing scraping blade, after scraping blade is completely worn out, connects rope and can hold cleaning item, it is prevented that the conveyer belt major injury that the direct friction of conveyer belt is caused by bracing frame.Described connect rope length determine according to the largest amount of subsidence of described cleaning item, the largest amount of subsidence of cleaning item be usually set to when scraping blade does not wear and tear with scraping blade completely worn out time cleaning item falling head.Concrete, the first fixture can be hanger, and the second fixture can be earrings.
Preferably, described connector is connecting rod, and described fixed cross beam is provided with the first bi-lug plate, and described cleaning item is correspondingly arranged on the second bi-lug plate, and the two ends of described connecting rod are hinged with described first bi-lug plate and described second bi-lug plate respectively.
The form of connector has multiple, it is preferred to use the mode that connecting rod is hinged with bi-lug plate, cleaning item can be carried out spacing preferably by bi-lug plate on the backhaul direction of conveyer belt, it is to avoid it acutely swings.
Preferably, along the backhaul direction of conveyer belt, described cleaning item is positioned at the front of described fixed cross beam.When cleaning item is positioned at fixed cross beam along the front in the backhaul direction of conveyer belt, fixed cross beam is subject to the in opposite direction of the frictional force of conveyer belt to cleaning item pulling force and cleaning item, therefore, the cleaning item by this pulling force effect can more effectively be adjacent to conveyer belt, improves and cleans effect.
Sweeper to any of the above-described kind of conveyer belt, described cleaning item includes V-shaped scraping blade, gripper shoe and scraper plate, and wherein, the opening of described scraping blade is towards the backhaul direction along conveyer belt, described gripper shoe is fixed on outside described scraping blade, and described pressing plate is fixed on inside described scraping blade.
The structure of cleaning item has various ways, and such as V-type, O type, Y type or inclined, it is preferred to V-shaped scraping blade, V-type angle is typically in 60～90 degree, and V-type brachium suitably can regulate according to the width of conveyer belt.
Preferably, the sweeper of described ribbon conveyer, the weight linear meter also including with being connected inside described pressing plate.
In currently preferred technical scheme, weight linear meter can increase the weight of cleaning item, scraping blade can be made tightr with conveyer belt laminating along with the shake of conveyer belt, weight linear meter can be fixedly connected on pressing plate, can also be slidably matched with pressing plate, particularly when weight linear meter can be slidably matched with pressing plate, shake along with conveyer belt, the position-adjustable of weight linear meter, and then make scraping blade more complete with the laminating of conveyer belt, it is slidably matched and can adopt the sliding matching mode of routine, as weight linear meter two ends are respectively arranged with slide block, pressing plate is provided with chute, the fine setting of weight linear meter can be realized.
Preferably, described connector is two, said two connector respectively with the two of described scraping blade scraping arms outside described gripper shoe hinged.
The number of connector can be one, two or three, and even more, when connector is one, cleaning item is vacillated now to the left, now to the right seriously along with the shake of conveyer belt, when connector is two, it is possible to better limits the position of cleaning item, improves and cleans effect.Preferably, described gripper shoe, described scraping blade and described pressing plate are bolted to connection.The mode of the fixing connection of gripper shoe, scraping blade and pressing plate has multiple, such as welding, bolt connection etc., it is preferred to use bolt connects.
Material transfer equipment of the present invention, including ribbon conveyer and any of the above-described kind of sweeper.
Accompanying drawing explanation
Fig. 1 is the structural representation of the sweeper of prior art；
Fig. 2 is the structural representation of the sweeper first embodiment of ribbon conveyer of the present invention；
Fig. 3 is the structural representation of sweeper second embodiment of ribbon conveyer of the present invention；
Fig. 4 is the schematic front view of the release mechanism of the sweeper of ribbon conveyer of the present invention；
Fig. 5 is the structural representation of sweeper the 3rd embodiment of ribbon conveyer of the present invention.
Accompanying drawing labelling:
1-frame 2-fixed cross beam 3-cleaning item 4-connector 5-shrouding
6-baffle plate 7-the first fixture 8-the second fixture 9-connects rope 12-bent angle steel
13-scraping blade 15-bearing pin 16-towing plate 20-the first bi-lug plate
30-the second bi-lug plate 31-scraping blade 32-gripper shoe 33-pressing plate
40-weight linear meter
Detailed description of the invention
In order to improve cleaning effect, embodiments provide sweeper and the material transfer equipment of a kind of ribbon conveyer.In this technical scheme, connector is hinged with fixed cross beam and cleaning item respectively, and owing to having two pin joints, the angle of regulation range of cleaning item is bigger, therefore can be close to the conveyer belt of shake at any time, improve and clean effect.For making the object, technical solutions and advantages of the present invention clearly, by the following examples the present invention is described in further detail.
In the present invention, when not making contrary explanation, the noun of locality used is usually undefined in the normal service condition of sweeper of ribbon conveyer provided by the invention such as " upper and lower, forward and backward ", such as, in Fig. 2, the direction of arrow is conveyer belt homeward journey direction, namely the right side in Fig. 2 is front, and left side in contrast, after being；Such as, upside in Fig. 4 is upper, under downside is；It is inside and outside that " inside and outside " refers to relative to the profile of each parts itself.The sweeper first embodiment of ribbon conveyer of the present invention, as in figure 2 it is shown, the structural representation of the sweeper first embodiment that Fig. 2 is ribbon conveyer of the present invention, the sweeper of described ribbon conveyer, including:
Across conveyer belt the fixed cross beam 2 between being fixed on the frame 1 of ribbon conveyer；
The cleaning item 3 that the conveyer belt in backhaul direction is cleaned；
At least one connector 4, each connector 4 is hinged with fixed cross beam 2 and cleaning item 3 respectively.
The sweeper of existing employing bearing pin, desirable state is after scraping pad wear, bent angle steel rotates around bearing pin under the effect of himself gravity and realizes scraping blade and be close to conveyer belt at any time, but owing to the upper and lower jitter amplitude of conveyer belt is bigger, only bearing pin be difficult to clean main body be close to conveyer belt at any time, and bearing pin is chronically at shear action, bearing pin is easily cut off, and in the first embodiment of the invention, the direction of arrow in Fig. 2 is conveyer belt homeward journey direction, connector 4 is hinged with fixed cross beam 3 and cleaning item 3 respectively, angle of regulation range is big, when conveyer belt is shaken, cleaning item 3 is under the adjustment of two pin joints, conveyer belt can be close to better along with the shake of conveyer belt, therefore, the angular adjustment performance of sweeper is better, adaptability is higher, and then improve cleaning effect；Additionally, existing sweeper adopts bearing pin to realize, and cleaning main body is direct and frame is hinged, owing to bearing pin is easily cut off by shear action for a long time, and increase the fixed cross beam 2 hinged with cleaning item 3 in the present embodiment, material owing to scattering is assembled less at the rear of cleaning item 3, and therefore the hinge member between cleaning item 3 and fixed cross beam 2 is not easily cut off, therefore, cleaning item 3 can be made to be connected more reliable with fixed cross beam 2, and then improve the service life of sweeper.And the sweeper simple in construction of the conveyer belt of the present invention, cost of manufacture is low, simple to operate, and uses conveniently, safely.Preferably, the empty segment sweeper that the sweeper of the present invention can clean as the non-working surface of the conveyer belt to reverse-running section.
Sweeper second embodiment of ribbon conveyer of the present invention, as it is shown on figure 3, the structural representation of sweeper the second embodiment that Fig. 3 is ribbon conveyer of the present invention, the sweeper of described ribbon conveyer, also including the shrouding 5 hiding cleaning item 3 top, shrouding 5 is connected with cleaning item 3.
Spreading phenomenon is often there is when material transports on the conveyor belt, when material scatters the cleaning blind area in sweeper, namely the delta-shaped region (namely cleaning the inner side of main body) that existing sweeper bent angle steel surrounds, sweeper cannot be swept into, finally enter in the gap between cylinder and conveyer belt, damage conveyer belt, and adopt shrouding 5 to be covered by cleaning item 3, material scatters on shrouding 5, and drop along with the shake of conveyer belt and can pass through cleaning item 3 in the outside (i.e. the outside cleaning face of cleaning item 3) of cleaning item 3 and clean to conveyer belt, avoid because of material drop down onto clean blind area finally enter cylinder with conveying interband gap in and damage conveyer belt.The connected mode that shrouding 5 is connected with cleaning item 3 has multiple, for instance bolt connection etc. removably connects and the non-dismountable connection such as welding.
Continuing referring to shown in Fig. 3, shrouding 5 has baffle plate 6 along the leading section in the backhaul direction of conveyer belt.
Adopt baffle plate 6, prevent the material fallen from falling within the cleaning item 3 front along the backhaul direction of conveyer belt along with the shake of conveyer belt, the material that can allow the upper surface fallen within shrouding 5 and position on the front falls within the outside of cleaning item 3 along baffle plate 6, and the height of baffle plate 6 can design according to blanking situation.Baffle plate 6 and shrouding 5 can be one-body molded, for instance for L-type steel.
Continue referring to shown in Fig. 3, and with reference to shown in Fig. 4, Fig. 4 is the schematic front view of the release mechanism of the sweeper of ribbon conveyer of the present invention, wherein, release mechanism in Fig. 3 is schematic top plan view, the sweeper of described ribbon conveyer, also includes at least one release mechanism, and each release mechanism includes:
It is fixed on the first fixture 7 on shrouding 5；
Being positioned at above the first fixture 7 and second fixture 8 relative with the first fixture 7 position, described second fixture 8 is fixing with frame 1 to be connected；
Regulate the connection rope 9 of cleaning item 3 deflection, connect rope 9 connection the first fixture 7 and the second fixture 8.
Existing sweeper is subject to shearing force for a long time due to bearing pin place, in addition operating mode is severe, bearing pin is easily cut off, this is it is possible to can cause that the cleaning main body of sweeper is involved in along conveyer belt in cylinder and conveyer belt, cause conveyer belt by serious scratch, the equipment such as severe patient makes conveyer belt load transients increase, the motor of damage conveyer belt.And in currently preferred technical scheme, increase release mechanism, even if after cleaning item 3 and connector 4 unclamp accidentally, cleaning item 3 also is able to be held by the connection rope 9 in release mechanism, it is to avoid cleaning item 3 drops down onto and finally snaps in the equipment such as major injury conveyer belt or damage conveyer belt motor between cylinder and conveyer belt on conveyer belt.Further, cleaning item 3 is generally adopted scraping blade and the bracing frame of fixing scraping blade, after scraping blade is completely worn out, connects rope 9 and can hold cleaning item 3, it is prevented that the conveyer belt major injury that the direct friction of conveyer belt is caused by bracing frame.Described connect rope 9 length determine according to the largest amount of subsidence of described cleaning item 3, the largest amount of subsidence of cleaning item 3 be usually set to when scraping blade does not wear and tear with scraping blade completely worn out time cleaning item 3 falling head.Concrete, in the present embodiment, the first fixture 7 can be hanger, and the second fixture 8 can be earrings.
Refer to shown in Fig. 2 or Fig. 3, connector 4 is connecting rod, and fixed cross beam 2 is provided with the first bi-lug plate 20, and cleaning item 3 is correspondingly arranged on the second bi-lug plate 30, and the two ends of connecting rod are hinged with the first bi-lug plate 20 and the second bi-lug plate 30 respectively.
The form of connector 4 has multiple, it is preferred to use the mode that connecting rod is hinged with bi-lug plate, cleaning item 3 can be carried out spacing preferably by bi-lug plate on the backhaul direction of conveyer belt, it is to avoid it acutely swings.
The present invention one preferred embodiment, along the backhaul direction of conveyer belt, cleaning item 3 is positioned at the front of fixed cross beam 2.When cleaning item 3 is positioned at fixed cross beam 2 along the front in the backhaul direction of conveyer belt, fixed cross beam 2 is subject to the in opposite direction of the frictional force of conveyer belt to cleaning item 3 pulling force and cleaning item 3, therefore, more effectively can be adjacent to conveyer belt by this pulling force effect cleaning item 3, improve and clean effect.
Sweeper the 3rd embodiment of ribbon conveyer of the present invention, as shown in Figure 5, Fig. 5 is the structural representation of sweeper the 3rd embodiment of ribbon conveyer of the present invention, the sweeper of described ribbon conveyer, the further improvement that the sweeper of the ribbon conveyer of any of the above-described embodiment is done, cleaning item 3 includes V-shaped scraping blade 31, gripper shoe 32 and pressing plate 33, wherein, the opening of scraping blade 31 is towards the backhaul direction along conveyer belt, gripper shoe 32 is fixed on outside scraping blade 31, and pressing plate 33 is fixed on inside scraping blade 31.
The structure of cleaning item 3 can have various ways, and such as V-type, O type, Y type or inclined, it is preferred to V-type scraping blade, V-type angle is typically in 60～90 degree, and V-type brachium suitably can regulate according to the width of conveyer belt.In this embodiment, V-shaped scraping blade 31 moves relative to the conveyer belt in backhaul direction, the V word two-arm of V-shaped scraping blade 31 towards fixed cross beam 2 one side as clean conveyer belt cleaning face, outside V-shaped scraping blade, the delta-shaped region that V word two-arm surrounds is inside scraping blade.
Continue referring to shown in Fig. 5, the sweeper of described ribbon conveyer, the weight linear meter 40 also including with being connected inside pressing plate 33.
Owing to conveyer belt can present certain arc in the centre position of conveyer belt width in installation and operation process, it is impossible to meet whole scraping blade and can be close to conveyer belt, this also results in and creates cleaning blind area.In embodiments of the present invention, weight linear meter 40 can increase the weight of cleaning item 3, scraping blade 31 can be made tightr with conveyer belt laminating along with the shake of conveyer belt, weight linear meter 40 can fixing with pressing plate 33 connect, such as weld, can also be slidably matched with pressing plate 33, particularly when weight linear meter 40 can be slidably matched with pressing plate 33, shake along with conveyer belt, the position-adjustable of weight linear meter 40, and then make scraping blade 31 more complete with the laminating of conveyer belt, it is slidably matched and can adopt the sliding matching mode of routine, as weight linear meter 40 two ends are respectively arranged with slide block, pressing plate 33 is provided with chute, the fine setting of weight linear meter 40 position can be realized.
Continuing referring to shown in Fig. 5, connector 4 is two, two connectors 4 respectively with the two of scraping blade 31 scraping arms outside gripper shoe 32 hinged.
The number of connector 4 can be one, two or three, even more, when connector 4 is one, cleaning item 3 is vacillated now to the left, now to the right seriously along with the shake of conveyer belt, when connector 4 is two, it is possible to better limit the position of cleaning item 3, improve and clean effect, and relative to multiple connectors, simple in construction, save cost.
Continuing referring to shown in Fig. 5, gripper shoe 32, scraping blade 31 and pressing plate 33 are bolted to connection.
The mode of the fixing connection of gripper shoe 32, scraping blade 31 and pressing plate 33 has multiple, such as welding, bolt connection etc., it is preferred to use bolt connects.
The embodiment of the present invention also provides for a kind of material transfer equipment, including the sweeper of conveyer belt and any of the above-described embodiment.In material transfer equipment of the present invention, sweeper is installed in the frame of conveyer belt, for cleaning the material fallen on the conveyer belt in backhaul direction, it is prevented that material is involved in cylinder and damages conveying equipment.
Obviously, the present invention can be carried out various change and modification without deviating from the spirit and scope of the present invention by those skilled in the art.So, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (6)
1. the sweeper of a ribbon conveyer, it is characterised in that including:
Across conveyer belt the fixed cross beam (2) between being fixed on the frame (1) of described ribbon conveyer；
The cleaning item (3) that the described conveyer belt in backhaul direction is cleaned；
At least one connector (4), each described connector (4) is hinged with described fixed cross beam (2) and described cleaning item (3) respectively；
The sweeper of ribbon conveyer also includes the shrouding (5) hiding described cleaning item (3) top, described shrouding (5) is connected with described cleaning item (3), and described shrouding (5) has baffle plate (6) along the leading section in the backhaul direction of conveyer belt；
Described cleaning item includes V-shaped scraping blade (31), gripper shoe (32) and pressing plate (33), wherein, the opening of described scraping blade (31) is towards the backhaul direction along conveyer belt, described gripper shoe (32) is fixed on described scraping blade (31) outside, and described pressing plate (33) is fixed on described scraping blade (31) inner side；
The sweeper of described ribbon conveyer also includes the weight linear meter (40) being connected with described pressing plate (33) inner slide；
Described shrouding (5) is one-body molded with described baffle plate (6).
2. the sweeper of ribbon conveyer as claimed in claim 1, it is characterised in that also including at least one release mechanism, each described release mechanism includes:
It is fixed on the first fixture (7) on described shrouding (5)；
Being positioned at described first fixture (7) top second fixture (8) relative with described first fixture (7) position, described second fixture (8) is fixing with described frame (1) to be connected；
Regulating the connection rope (9) of described cleaning item (3) deflection, the described rope (9) that connects connects described first fixture (7) and described second fixture (8).
3. the sweeper of ribbon conveyer as claimed in claim 1, it is characterized in that, described connector (4) is connecting rod, described fixed cross beam (2) is provided with the first bi-lug plate (20), described cleaning item (3) is correspondingly arranged on the second bi-lug plate (30), and the two ends of described connecting rod are hinged with described first bi-lug plate (20) and described second bi-lug plate (30) respectively.
4. the sweeper of ribbon conveyer as claimed in claim 1, it is characterised in that along the backhaul direction of conveyer belt, described cleaning item (3) is positioned at the front of described fixed cross beam (2).
5. the sweeper of ribbon conveyer as claimed in claim 1, it is characterized in that, described connector (4) is two, said two connector (4) respectively with two scraping arms of described scraping blade (31) outside described gripper shoe (32) hinged.
6. a material transfer equipment, it is characterised in that include ribbon conveyer and the sweeper as described in any one of Claims 1 to 5.
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| CN201310556386.XA CN103625882B (en) | 2013-11-11 | 2013-11-11 | The sweeper of ribbon conveyer and material transfer equipment |
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| CN201310556386.XA CN103625882B (en) | 2013-11-11 | 2013-11-11 | The sweeper of ribbon conveyer and material transfer equipment |
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| CN106865161A (en) * | 2017-04-27 | 2017-06-20 | 安徽华宏机械设备有限公司 | A kind of sweeper for belt conveyer |
| CN109399134A (en) * | 2018-12-30 | 2019-03-01 | 中铁十四局集团有限公司 | Keep off mud device and the belt transmission agency with it |
| CN111470288A (en) * | 2020-04-29 | 2020-07-31 | 马鞍山市磊实机电科技有限公司 | Scraper-adjustable dead section belt sweeper |
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| CN201999496U (en) * | 2011-01-24 | 2011-10-05 | 李超 | Sweeper for non-loaded section of conveyor belt |
| CN201971431U (en) * | 2011-01-29 | 2011-09-14 | 昆明钢铁集团有限责任公司 | Conveying belt cleaning device |
| CN202575339U (en) * | 2012-03-06 | 2012-12-05 | 力博重工科技股份有限公司 | V-shaped sweeper |
| CN202953529U (en) * | 2012-11-27 | 2013-05-29 | 金仙惠 | Empty segment sweeper of belt conveyor |
| CN203268994U (en) * | 2013-05-21 | 2013-11-06 | 刘立新 | Material scraping plate of belt conveyor |
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| CN103625882A (en) | 2014-03-12 |
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