CN113816092A - Autonomous cleaning structure of concrete conveyor and working method thereof - Google Patents
Autonomous cleaning structure of concrete conveyor and working method thereof Download PDFInfo
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- CN113816092A CN113816092A CN202111108087.0A CN202111108087A CN113816092A CN 113816092 A CN113816092 A CN 113816092A CN 202111108087 A CN202111108087 A CN 202111108087A CN 113816092 A CN113816092 A CN 113816092A
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- roller
- cleaning
- conveying belt
- belt
- spray
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G39/00—Rollers, e.g. drive rollers, or arrangements thereof incorporated in roller-ways or other types of mechanical conveyors
- B65G39/02—Adaptations of individual rollers and supports therefor
- B65G39/07—Other adaptations of sleeves
- B65G39/073—Other adaptations of sleeves for cleaning belts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G45/00—Lubricating, cleaning, or clearing devices
- B65G45/10—Cleaning devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G45/00—Lubricating, cleaning, or clearing devices
- B65G45/10—Cleaning devices
- B65G45/22—Cleaning devices comprising fluid applying means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/04—Bulk
- B65G2201/045—Sand, soil and mineral ore
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention discloses an autonomous cleaning structure of a concrete conveyor and a working method of the autonomous cleaning structure, and relates to the technical field of conveyors. When the conveying belt rotates, the part contacting with concrete passes through the cleaning roller assembly, the conveying belt passes through the upper clamping roller and the lower clamping roller at the moment, meanwhile, the bottom of the conveying belt is in contact friction with the cleaning belt on the cleaning roller assembly, the cleaning belt cleans the surface of the conveying belt, the cleaned cleaning belt performs secondary treatment through the first pressing roller and the second pressing roller, the secondary cleaning is performed, the cleaned conveying belt passes through the spray pipe assembly, the spray pipe on the spray pipe assembly is connected with cleaning liquid, the cleaning liquid is sprayed out of the spray head, the spray rotating roller performs secondary cleaning on the surface of the conveying belt under the action of the cleaning liquid, the problem that impurities of the concrete are easily adsorbed on the surface of the conveying belt is solved, the surface of the conveying machine is easily unclean, and certain cleanliness is guaranteed on the surface of the conveying machine.
Description
Technical Field
The invention relates to the technical field of conveyors, in particular to an autonomous cleaning structure of a concrete conveyor and a working method thereof.
Background
The concrete is conveyed to a required position for gathering after being stirred, and the concrete flows on a conveying belt of a conveyor while being output in the stirring process of the concrete, is moved to the required position, and is discharged through a bent angle of the conveying belt.
The existing concrete conveyor mainly has the following defects, such as: the impurity of concrete adsorbs easily on its surface, causes the surface of conveyer unclean easily, simultaneously, needs the shut down operation to the clearance of conveyer, influences work efficiency.
Disclosure of Invention
The invention provides an autonomous cleaning structure of a concrete conveyor and a working method thereof, which solve the problems in the background art.
In order to achieve the purpose, the invention is realized by the following technical scheme: an autonomous cleaning structure of a concrete conveyor comprises a main body support, wherein a driving roller is rotatably arranged on the surface of each end of the main body support, a conveying belt is arranged on the surface of the driving roller, lower auxiliary rollers are rotatably arranged on the two sides of the bottom surface of the main body support and play a role in auxiliary transportation, a cleaning roller assembly is arranged on one side of the bottom of the main body support and is used for cleaning the surface of the conveying belt in a first step, auxiliary clamping rollers are arranged on the surface of the main body support and are used for auxiliary clamping of parts on the conveying belt and the cleaning roller assembly so as to enable the parts on the cleaning roller assembly to be in close contact with the conveying belt, a spray pipe assembly is arranged on one side, located on the cleaning roller assembly, of the bottom of the main body support and is used for spraying, and a heating roller is rotatably arranged on one side, far away from the cleaning roller assembly, of the bottom of the main body support, the heating roller dries the surface of the cleaned conveying belt;
the auxiliary clamping roller comprises two first panels and two lower clamping plates, the first panels and the lower clamping plates are clamped on the surface of the main body bracket through screws to be stably clamped, an upper clamping roller is rotatably arranged between the two lower clamping plates, a hydraulic rod is fixedly arranged at the bottom of each first panel, a second panel is arranged on a piston rod of the hydraulic rod, a lower clamping roller is rotatably arranged between the two second panels, the two lower clamping plates respectively correspond to the first panel, a screw is fixedly arranged on the surface of the lower clamping plate, a fastening nut is arranged on the surface of the screw in a threaded manner, the fastening nut is arranged on the upper side of the first panel, and the distance between the upper clamping roller and the lower clamping roller is controlled through the hydraulic rod, so that the cleaning belt on the cleaning roller assembly is ensured to be in good contact with the conveying belt clamped between the upper clamping roller and the lower clamping roller.
As a further scheme of the invention: cleaning roller subassembly includes two stand roller and two compression roller mounts that rotate the setting, two be provided with a cleaning band jointly on the surface of stand roller and one of them lower pinch roller, two the terminal surface of stand roller rotates and sets up on the roller mount, rotates respectively between two compression roller mounts and is provided with a first compression roller and a second compression roller, first compression roller and second compression roller set up respectively in the interior outer department of cleaning band, clean the cleaning band behind the conveyer belt and clean through first compression roller and second compression roller and carry out subsequent clearance work.
As a further scheme of the invention: the spray pipe assembly comprises a mounting bracket fixed on a main body bracket, a spray washing pipe is fixedly arranged on the surface of the top of the mounting bracket, a spray washing head is arranged on the surface of the spray washing pipe, the main body bracket is provided with a spray washing rotating roller in a rotating mode on the surface, the spray washing head on the spray washing pipe is arranged under the spray washing rotating roller, and the spray washing head sprays liquid to wash the spray washing rotating roller.
As a further scheme of the invention: the surface that spray rinsing changes the roller and conveyer belt contacts, is linked together between spray rinsing pipe and the external water source simultaneously, guarantees like this that it can spray the washing liquid, and spray rinsing pipe passes through water pump and valve control simultaneously.
As a further scheme of the invention: the distance value of the arc surface between the upper clamping roller and the lower clamping roller is equal to the sum of the thicknesses of the conveying belt and the cleaning belt, so that the clamping degree can be ensured.
As a further scheme of the invention: the upper clamping roller is arranged right above the lower clamping roller, and the upper clamping roller and the lower clamping roller are arranged in parallel, so that clamping force is not dispersed.
As a further scheme of the invention: the heating roller is attached to the surface of the conveying belt, so that the conveying belt can be dried.
A working method of an autonomous cleaning structure of a concrete conveyor comprises the following steps:
step S1: placing concrete and the like to be transported on a conveying belt for transportation, driving rollers on a main body bracket drive the conveying belt to rotate, transporting gravels placed on the conveying belt from one end of the conveying belt to the other end, and carrying out auxiliary transportation by using lower supporting rollers;
step S2: when the conveying belt rotates, the part contacting with concrete passes through the cleaning roller assembly, the conveying belt passes between the upper clamping roller and the lower clamping roller, meanwhile, the bottom of the conveying belt is in contact friction with the cleaning belt on the cleaning roller assembly, the cleaning belt cleans the surface of the conveying belt, and the cleaned cleaning belt is subjected to secondary treatment and secondary cleaning through the first pressing roller and the second pressing roller;
step S3: the cleaned conveying belt passes through the spray pipe assembly, a spray washing pipe on the spray pipe assembly is connected with cleaning liquid, the spray washing head sprays the cleaning liquid, and the spray washing roller carries out secondary cleaning on the surface of the conveying belt under the action of the cleaning liquid;
step S4: the cleaned conveying belt is heated by the heating roller, and the transferring operation is continued.
The invention provides an autonomous cleaning structure of a concrete conveyor and a working method thereof. Compared with the prior art, the method has the following beneficial effects:
1. according to the invention, when the conveying belt rotates, the part contacting with concrete passes through the cleaning roller assembly, the conveying belt passes between the upper clamping roller and the lower clamping roller, meanwhile, the bottom of the conveying belt is in contact friction with the cleaning belt on the cleaning roller assembly, the cleaning belt cleans the surface of the conveying belt, the cleaned cleaning belt performs secondary treatment and secondary cleaning through the first pressing roller and the second pressing roller, the cleaned conveying belt passes through the spray pipe assembly, the spray pipe on the spray pipe assembly is connected with cleaning liquid, the spray head sprays the cleaning liquid, and the spray rotating roller performs secondary cleaning on the surface of the conveying belt under the action of the cleaning liquid, so that the problem that impurities of concrete are easily adsorbed on the surface of the conveying belt, the surface of the conveying machine is easily unclean is solved, and the surface of the conveying machine is ensured to be certain cleanliness.
2. According to the invention, the cleaned conveying belt is heated by the heating roller, so that the transferring operation can be continuously carried out, the whole machine does not need to be stopped, and the use efficiency is increased.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic view of the construction of an auxiliary pinch roller of the present invention.
In the figure: 1. a conveyor belt; 2. a drive roll; 3. a lower auxiliary roller; 4. a main body support; 5. a lower support roller; 6. an auxiliary pinch roller; 61. a first panel; 62. a screw; 63. fastening a nut; 64. an upper pinch roller; 65. a lower splint; 66. a hydraulic lever; 67. a second panel; 68. a lower pinch roller; 7. a cleaning roller assembly; 71. a cleaning belt; 72. a foot roller; 73. a roller fixing frame; 74. a first press roll; 75. a second press roll; 76. a compression roller fixing frame; 8. a spout assembly; 81. spray washing the roller; 82. spray washing the tube; 83. mounting a bracket; 84. spraying and washing the head; 9. and heating the roller.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects according to the present invention will be given with reference to the accompanying drawings and preferred embodiments.
Referring to fig. 1-3, an autonomous cleaning structure of a concrete conveyor comprises a main body frame 4, a driving roller 2 is rotatably disposed on the surface of each end of the main body frame 4, a conveying belt 1 is disposed on the surface of the driving roller 2, a lower auxiliary roller 3 is rotatably disposed on each side of the bottom surface of the main body frame 4, the lower auxiliary roller 3 plays a role in auxiliary transportation, a cleaning roller assembly 7 is disposed on one side of the bottom of the main body frame 4, the cleaning roller assembly 7 cleans the surface of the conveying belt 1 in a first step, an auxiliary clamping roller 6 is disposed on the surface of the main body frame 4, the auxiliary clamping roller 6 is used for auxiliary clamping of the conveying belt 1 and components on the cleaning roller assembly 7, so that the components on the cleaning roller assembly 7 are in close contact with the conveying belt 1, a nozzle assembly 8 is disposed on one side of the bottom of the main body frame 4, which is located on the cleaning roller assembly 7, the spray pipe assembly 8 sprays the cleaning belt, a heating roller 9 is rotatably arranged at one side of the bottom of the main body bracket 4, which is far away from the cleaning roller assembly 7, and the heating roller 9 dries the surface of the cleaned conveying belt 1;
the auxiliary clamping roller 6 comprises two first panels 61 and two lower clamping plates 65, the first panels 61 and the lower clamping plates 65 are clamped on the surface of the main body support 4 through screws 62 for stable clamping, an upper clamping roller 64 is rotatably arranged between the two lower clamping plates 65, a hydraulic rod 66 is fixedly arranged on the bottom of each first panel 61, a second panel 67 is arranged on a piston rod of the hydraulic rod 66, a lower clamping roller 68 is rotatably arranged between the two second panels 67, the two lower clamping plates 65 respectively correspond to the first panels 61, the screws 62 are fixedly arranged on the surface of the lower clamping plates 65, fastening nuts 63 are arranged on the surface of the screws 62 in a threaded mode, the fastening nuts 63 are arranged on the upper sides of the first panels 61, the distance between the upper clamping rollers 64 and the lower clamping rollers 68 is controlled through the hydraulic rods 66, and the cleaning belts 71 on the cleaning roller assembly 7 and the conveying belts 1 clamped between the upper clamping rollers 64 and the lower clamping rollers 68 are ensured Has better contact.
The cleaning roller assembly 7 comprises two rotatably arranged supporting foot rollers 72 and two pressing roller fixing frames 76, a cleaning belt 71 is arranged on the outer surfaces of the two supporting foot rollers 72 and one of the lower clamping rollers 68, the end surfaces of the two supporting foot rollers 72 are rotatably arranged on the roller fixing frame 73, a first pressing roller 74 and a second pressing roller 75 are rotatably arranged between the two pressing roller fixing frames 76 respectively, the first pressing roller 74 and the second pressing roller 75 are arranged at the inner part and the outer part of the cleaning belt 71 respectively, and the cleaning belt 71 wiped on the conveying belt 1 is wiped through the first pressing roller 74 and the second pressing roller 75 to perform subsequent cleaning work.
The spray pipe assembly 8 comprises a mounting bracket 83 fixed on a main body bracket 4, the top surface of the mounting bracket 83 is fixedly provided with a spray pipe 82, the spray pipe 82 is provided with a spray head 84 on the surface, the main body bracket 4 is provided with a spray roller 81 in a rotating manner on the surface, the spray head 84 on the spray pipe 82 is arranged under the spray roller 81, the spray head 84 sprays liquid, and the spray roller 81 is washed by the sprayed liquid.
The spray washing roller 81 is in contact with the surface of the conveying belt 1, and meanwhile, the spray washing pipe 82 is communicated with an external water source, so that the spray washing pipe is guaranteed to be capable of spraying washing liquid, and meanwhile, the spray washing pipe 82 is controlled by a water pump and a valve.
The circular arc surface distance between the upper and lower pinch rollers 64 and 68 is equal to the sum of the thicknesses of the conveyor belt 1 and the cleaning belt 71, so that the degree of nipping therebetween can be ensured.
The upper pinch roller 64 is arranged right above the lower pinch roller 68, and the upper pinch roller 64 and the lower pinch roller 68 are arranged in parallel, so that clamping force is not dispersed.
The heating roller 9 is attached to the surface of the conveyor belt 1, so that the conveyor belt 1 can be dried.
A working method of an autonomous cleaning structure of a concrete conveyor comprises the following steps:
step S1: placing concrete and the like to be transported on a conveyer belt 1 for transportation, driving rollers 2 on a main body support 4 drive the conveyer belt 1 to rotate, transporting gravels placed on the conveyer belt 1 from one end of the conveyer belt 1 to the other end, and carrying out auxiliary transportation by using lower supporting rollers 5;
step S2: when the conveying belt 1 is rotated, the part contacting with the concrete passes through the cleaning roller assembly 7, at the same time, the conveying belt 1 passes between the upper clamping roller 64 and the lower clamping roller 68, the bottom of the conveying belt 1 is contacted and rubbed with the cleaning belt 71 on the cleaning roller assembly 7, the cleaning belt 71 cleans the surface of the conveying belt 1, and the cleaned cleaning belt 71 is subjected to secondary treatment and secondary cleaning through the first pressing roller 74 and the second pressing roller 75;
step S3: the cleaned conveying belt 1 passes through the spray pipe assembly 8, a spray pipe 82 on the spray pipe assembly 8 is connected with cleaning liquid, a spray head 84 sprays the cleaning liquid, and the spray washing roller 81 carries out secondary cleaning on the surface of the conveying belt 1 under the action of the cleaning liquid;
step S4: the cleaned conveyor belt 1 is heated by the heating roller 9, and the transfer operation is continued.
Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. The utility model provides a concrete conveyor is clearance structure independently, includes main part support (4), its characterized in that: the cleaning device is characterized in that a driving roller (2) is rotatably arranged on the surfaces of two ends of the main body support (4), a conveying belt (1) is arranged on the surface of the driving roller (2), lower auxiliary rollers (3) are rotatably arranged on two sides of the bottom surface of the main body support (4), a cleaning roller assembly (7) is arranged on one side of the bottom of the main body support (4), an auxiliary clamping roller (6) is arranged on the surface of the main body support (4), a spraying pipe assembly (8) is arranged on one side, located on the cleaning roller assembly (7), of the bottom of the main body support (4), and a heating roller (9) is rotatably arranged on one side, away from the cleaning roller assembly (7), of the bottom of the main body support (4);
supplementary pinch roller (6) include two first panels (61) and two lower splint (65), rotate between two lower splint (65) and be provided with pinch roller (64), every all fixed hydraulic stem (66) that is provided with in first panel (61) bottom, be provided with second panel (67) on the piston rod of hydraulic stem (66), rotate between two second panels (67) and be provided with down pinch roller (68), two lower splint (65) are corresponding with first panel (61) respectively, it is fixed through screw rod (62) and fastening nut (63) between lower splint (65) and first panel (61).
2. The autonomous cleaning structure of a concrete conveyor according to claim 1, characterized in that: the cleaning roller assembly (7) comprises two rotatably arranged supporting foot rollers (72) and two pressing roller fixing frames (76), a cleaning belt (71) is arranged on the outer surfaces of the two supporting foot rollers (72) and one of the lower clamping rollers (68) together, the two supporting foot rollers (72) are rotatably arranged on the roller fixing frames (73), and a first pressing roller (74) and a second pressing roller (75) are rotatably arranged between the two pressing roller fixing frames (76) respectively.
3. The autonomous cleaning structure of a concrete conveyor according to claim 1, characterized in that: the spray pipe assembly (8) is including fixing installing support (83) on main body support (4), the fixed spray rinsing pipe (82) that is provided with on the top surface of installing support (83), spray rinsing head (84) have been seted up on the surface of spray rinsing pipe (82), the rotation is provided with spray rinsing commentaries on classics roller (81) on the surface of main body support (4), spray rinsing head (84) setting on spray rinsing pipe (82) is under spray rinsing commentaries on classics roller (81).
4. The autonomous cleaning structure of a concrete conveyor according to claim 3, characterized in that: the spray washing rotary roller (81) is in contact with the surface of the conveying belt (1), and the spray washing pipe (82) is communicated with an external water source.
5. The autonomous cleaning structure of a concrete conveyor according to claim 2, characterized in that: the distance value of the arc surface between the upper clamping roller (64) and the lower clamping roller (68) is equal to the sum of the thicknesses of the conveying belt (1) and the cleaning belt (71).
6. The autonomous cleaning structure of a concrete conveyor according to claim 1, characterized in that: the upper clamping roller (64) is arranged right above the lower clamping roller (68), and the upper clamping roller (64) and the lower clamping roller (68) are arranged in parallel.
7. The autonomous cleaning structure of a concrete conveyor according to claim 1, characterized in that: the heating roller (9) is attached to the surface of the conveying belt (1).
8. The working method of an autonomous cleaning structure of a concrete conveyor according to any one of claims 1 to 7, characterized in that: the method comprises the following steps:
step S1: concrete and the like to be transported are placed on a conveyor belt (1) to be transported, a driving roller (2) on a main body support (4) drives the conveyor belt (1) to rotate, gravels placed on the conveyor belt (1) are transported to the other end from one end of the conveyor belt (1), and a lower supporting roller (5) is used for auxiliary transportation;
step S2: when the conveying belt (1) rotates, the part contacting with concrete passes through the cleaning roller assembly (7), the conveying belt (1) passes between the upper clamping roller (64) and the lower clamping roller (68), meanwhile, the bottom of the conveying belt (1) is in contact friction with a cleaning belt (71) on the cleaning roller assembly (7), the cleaning belt (71) cleans the surface of the conveying belt (1), and the cleaned cleaning belt (71) is subjected to secondary treatment and secondary cleaning through a first pressing roller (74) and a second pressing roller (75);
step S3: the cleaned conveying belt (1) passes through the spray pipe assembly (8), a spray pipe (82) on the spray pipe assembly (8) is connected with cleaning liquid, a spray cleaning head (84) sprays the cleaning liquid, and a spray cleaning rotary roller (81) performs secondary cleaning on the surface of the conveying belt (1) under the action of the cleaning liquid;
step S4: the cleaned conveying belt (1) is heated by a heating roller (9) and is continuously transported.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111108087.0A CN113816092B (en) | 2021-09-22 | 2021-09-22 | Autonomous cleaning structure of concrete conveyor and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111108087.0A CN113816092B (en) | 2021-09-22 | 2021-09-22 | Autonomous cleaning structure of concrete conveyor and working method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN113816092A true CN113816092A (en) | 2021-12-21 |
| CN113816092B CN113816092B (en) | 2023-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111108087.0A Active CN113816092B (en) | 2021-09-22 | 2021-09-22 | Autonomous cleaning structure of concrete conveyor and working method thereof |
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| WO2012014322A1 (en) * | 2010-07-30 | 2012-02-02 | 株式会社ブンシジャパン | Belt cleaning and sterilizing device and belt cleaning and sterilizing method |
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| CN106477280A (en) * | 2016-11-17 | 2017-03-08 | 江西稀有金属钨业控股集团有限公司 | A kind of mining haul carries clearing apparatus |
| CN110342214A (en) * | 2019-08-22 | 2019-10-18 | 北京冠明机械科技有限公司 | A kind of cleaner for rubber conveyer |
| CN212768272U (en) * | 2020-06-24 | 2021-03-23 | 宜昌常丰港机制造有限公司 | Cleaning device for belt conveyor |
| CN212773519U (en) * | 2020-05-15 | 2021-03-23 | 潘文质 | Concrete conveying device for building |
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2021
- 2021-09-22 CN CN202111108087.0A patent/CN113816092B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012014322A1 (en) * | 2010-07-30 | 2012-02-02 | 株式会社ブンシジャパン | Belt cleaning and sterilizing device and belt cleaning and sterilizing method |
| US20140284177A1 (en) * | 2013-03-22 | 2014-09-25 | Seiko Epson Corporation | Recording transport device and recording device medium |
| CN205114405U (en) * | 2015-09-06 | 2016-03-30 | 徐州工程学院 | Automatic washing unit of brush sweeper for belt conveyor |
| CN106477280A (en) * | 2016-11-17 | 2017-03-08 | 江西稀有金属钨业控股集团有限公司 | A kind of mining haul carries clearing apparatus |
| CN110342214A (en) * | 2019-08-22 | 2019-10-18 | 北京冠明机械科技有限公司 | A kind of cleaner for rubber conveyer |
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| Publication number | Publication date |
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| CN113816092B (en) | 2023-06-27 |
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