CN110436144B - Belt conveyor for coal mine - Google Patents
Belt conveyor for coal mine Download PDFInfo
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- CN110436144B CN110436144B CN201910761165.3A CN201910761165A CN110436144B CN 110436144 B CN110436144 B CN 110436144B CN 201910761165 A CN201910761165 A CN 201910761165A CN 110436144 B CN110436144 B CN 110436144B
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- belt
- carrier roller
- cleaning
- cam
- bracket
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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
- B65G15/00—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
- B65G15/30—Belts or like endless load-carriers
- B65G15/32—Belts or like endless load-carriers made of rubber or plastics
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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
- B65G45/18—Cleaning devices comprising brushes
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- Mechanical Engineering (AREA)
- Structure Of Belt Conveyors (AREA)
Abstract
The invention relates to the technical field of belt conveyors, in particular to a belt conveyor for a coal mine, which comprises a working machine body, a first belt carrier roller bracket and a first belt, wherein the first belt carrier roller bracket and the first belt are arranged on the upper side of the working machine body; two first belt carrier roller supports are arranged, and a position adjusting mechanism is arranged between the two first belt carrier roller supports and the working machine body; the first belt is rotatably installed on the first belt carrier roller support through a rotating shaft. Carry out the position control between the first belt according to actual need, satisfy the product output of the two material circumstances of a mould, the practicality is strong, and application scope is extensive, effective reduction in production cost, and the product percent of pass is high, easily promotes.
Description
Technical Field
The invention relates to the technical field of belt conveyors, in particular to a belt conveyor for a coal mine.
Background
The belt conveyor is a belt conveyor for short, and has the advantages of fixed type, movable type, simple structure and high efficiency. A continuous conveyor machine for carrying and pulling material on a flexible conveyor belt. An endless conveyor belt is looped around the drive rollers and the direction-changing rollers. The upper and lower branches between the two rollers are supported by a plurality of carrier rollers. The materials are placed on the upper branch, and the conveying belt and the materials are dragged to run by utilizing the friction force between the driving roller and the belt. The conveying device is suitable for conveying bulk materials and finished articles in horizontal and inclined directions, and can also be used in a production line for certain process operations. The structure is simple, the work is stable and reliable, the adaptability to materials is strong, the conveying capacity is large, the power consumption is low, and the application is wide.
Also appeared a patent among the prior art about a band conveyer's for coal mine technical scheme, chinese patent including application number 2013206520157 discloses an ejection of compact belt feeder width automatic regulating apparatus, including the work organism, set up the first belt bearing roller support at work organism upside, first belt bearing roller support is provided with two, is provided with position control mechanism between two first belt bearing roller supports and work organism, position control mechanism is including installing the first lead screw at work organism upside, and two first belt bearing roller supports slide through first nut seat and set up on first lead screw, are provided with the power supply of relative position between the two adjustable first belt bearing roller supports in the one end of first lead screw.
This technical scheme's a ejection of compact belt feeder width automatic regulating apparatus can adjust the width of belt feeder. However, in the technical scheme, the rotating first belt cannot be cleaned, so that the conveying efficiency of the belt conveyor is influenced; so that the technical solution is limited.
Disclosure of Invention
In order to make up the defects of the prior art, the problem that the first belt in the belt conveyor cannot be cleaned is solved; the invention provides a belt conveyor for a coal mine.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a belt conveyor for a coal mine, which comprises a working machine body, a first belt carrier roller bracket and a first belt, wherein the first belt carrier roller bracket and the first belt are arranged on the upper side of the working machine body; two first belt carrier roller supports are arranged, and a position adjusting mechanism is arranged between the two first belt carrier roller supports and the working machine body; the first belt is rotatably installed on the first belt carrier roller supports through a rotating shaft, the position adjusting mechanism comprises a first lead screw installed on the upper side of the working machine body, the two first belt carrier roller supports are arranged on the first lead screw in a sliding mode through a first screw seat, a power source capable of adjusting the relative position between the two first belt carrier roller supports is arranged at one end of the first lead screw, and the power source comprises a hydraulic servo motor and a speed reducer which are communicated with each other and control the first lead screw to rotate; the upper side of the working machine body is provided with first support bearings for mounting first lead screws, the first support bearings are provided with three first belt carrier roller brackets which are respectively arranged at the left end, the right end and the middle part of the first lead screw, the two first belt carrier roller brackets are respectively arranged on the two first lead screws divided by the middle first support bearing, and the first support bearings are provided with first bearings connected with the first lead screws; a first coupling sleeved on a first lead screw is arranged on a first support bearing at the speed reducer; the first belt carrier roller support consists of a first upper support and a first lower support, the first upper support and the first lower support are both provided with a line cutting semicircular hole, burrs of the first upper support and the first lower support after cutting are reserved, and the first upper support and the first lower support are connected into a whole through a nut; the lower surface of one side of the first belt is provided with a first cleaner; the first cleaner is in contact with the first belt, a through hole is formed in the first cleaner, the first cleaner is mounted on the first belt carrier roller support through a rotating shaft, a cam is sleeved on the rotating shaft and is in contact with the first belt, the cam is in clearance fit with the rotating shaft, and dust on the first belt is cleaned through mutual fit between the rotating first belt and the first cleaner; a dust collecting box is arranged below the first cleaner, and two ends of the dust collecting box are fixedly connected to the first belt carrier roller bracket; the bottom of the dust collecting box is provided with a dust outlet, the side wall of the dust collecting box is rotatably provided with a spiral plate through a rotating shaft, the rotating shaft is sleeved with a shifting plate, and the shifting plate is positioned at the rear side of the cam in an initial state; through the friction between first belt and the cam for the cam rotates, and pushes away in the cam rotation and dials the board, makes the spiral plate rotate, makes the dust discharge from the ash hole. The friction force between the first belt carrier roller and the first belt carrier roller is increased through the burrs, so that the first belt carrier roller is prevented from slipping during rotation; the semicircular hole is cut linearly and then connected into a whole through the nut, so that on one hand, the first belt rotating shaft is convenient to mount, the mounting time is saved, and the working efficiency is improved; on the other hand, burrs generated in cutting are reserved, grinding procedures are reduced, and manufacturing cost is reduced; meanwhile, the retained burrs increase the friction force between the retained burrs and the first belt rotating shaft, so that the phenomenon that the first belt rotating shaft slips during rotation to influence the conveying of the belt conveyor is avoided, and the conveying efficiency of the belt conveyor is improved; through the mutual matching between the first cleaner and the rotating first belt, the first cleaner cleans dust adhered to the first belt, and the dust is prevented from influencing the rotation of the first belt, so that the rotation efficiency of the first belt is improved, and the cleanliness of the first belt is ensured; the cleaned dust drops from the through hole of the first cleaner 83 into the collection box 12, and due to friction between the first belt 10 and the cam 11, the cam 11 rotates and pushes the dial plate 14, so that the spiral plate 13 rotates, and the dust in the collection box 12 is discharged from the dust outlet.
In a use state, the power source drives the first lead screw to slide, the two first belt carrier roller supports slide in positions through the first nut seat, and therefore the adjustment of the bandwidth of the first belt is completed, and when one mold is used for one material, the two first belt carrier roller supports are combined into one position; when the material is used for a plurality of materials, the two first belt carrier roller brackets can be used separately.
Preferably, the first cleaner comprises a first cleaning plate, a first cleaning block and a first cleaning brush; the first cleaning block and the first cleaning brush are alternately arranged on the first cleaning plate, and the first cleaning plate is provided with a through hole. According to the invention, the first cleaner is provided with the first cleaning plate, the first cleaning block and the first cleaning brush, and the first cleaning block and the first cleaning brush are alternately arranged, so that on one hand, the rotating first belt is cleaned, on the other hand, the first cleaning block and the first cleaning brush are matched with each other and cleaned mutually, and the influence on the cleaning effect of the first belt due to the adhesion of dust on the first belt by the first cleaning block or the first cleaning brush is avoided, thereby improving the cleaning effect of the first belt.
Preferably, a first groove is formed in the first belt carrier roller support, and a control mechanism is arranged in the first groove; the control mechanism is fixedly connected with the first cleaning plate through a rotating shaft and used for controlling the distance between the first cleaning block and the first cleaning brush as well as the distance between the first cleaning brush and the first belt. Because the first belt has a certain service life, if the first belt has no dust, the first belt can be damaged when still contacting with the first cleaning block, and the service life of the first belt is influenced; according to the invention, the control mechanism is arranged, and the distance between the first cleaning block and the first belt is adjusted by the control mechanism according to actual conditions, so that the first belt is protected to the greatest extent under the condition of ensuring the cleaning of the first belt, and the service life of the first belt is prolonged.
Preferably, the control mechanism is a telescopic cylinder. According to the invention, the control mechanism is set as a telescopic cylinder, the solenoid valve is controlled by the PLC, the work of the telescopic cylinder is controlled by the solenoid valve, manual operation is changed into automatic operation, and the workload of operators is reduced; meanwhile, the telescopic cylinder is low in price, so that the manufacturing cost of the belt conveyor is reduced.
Preferably, the first belt is provided with a first wavy groove; the wavy first groove is used for increasing the friction force between the wavy first groove and the articles transported on the first belt, and the articles transported on the first belt are prevented from slipping. The existing first belts are all smooth surfaces, and at the moment, during conveying of articles, the articles conveyed on the first belts slide off to damage the articles; according to the invention, the wavy first grooves are arranged, so that the friction force between the wavy first grooves and conveyed articles is increased, and the conveyed articles are prevented from slipping, thereby improving the conveying efficiency and protecting the conveyed articles.
Preferably, the first cleaning block is a semicircular block, a cavity is formed in the interior of the semicircular block, the semicircular block is made of wear-resistant rubber materials, the semicircular block is connected with a one-way air inlet valve and a one-way air outlet valve through air pipes, the one-way air outlet valve is communicated with the air storage chamber, and the air storage chamber is communicated with the control mechanism through an electromagnetic valve. According to the invention, the first cleaning block is set to be the semicircular block, so that the contact area between the first cleaning block and the first belt is increased, and the cleaning effect of the first belt is improved. When this device clears up on line, telescopic cylinder stretches out make first clearance piece with first recess bumps, and first clearance piece takes place the extrusion with first belt contact and realizes the exhaust, and first clearance piece gets into the inherent resilience effect of first recess and recovers the original shape and realize breathing in down to the realization carries out the gas storage when clearing up first belt.
Preferably, the first belt can also be provided with a first wavy groove arranged along the length direction of the first belt, and the arrangement mode can realize frequent contact between the semicircular block and the first belt, so that the first belt tries to oscillate in the moving process, and dust on the first belt is favorably shaken off. In the actual use process, the upper part of the first belt is tightened, the lower part of the first belt is loosened, and the shaking-off effect is better.
Preferably, a return spring for retracting the telescopic cylinder is installed in the telescopic cylinder, a dust blowing hole is formed in the cylinder body of the telescopic cylinder, the telescopic cylinder can extend only by continuously opening the electromagnetic valve in the use process, so that cleaning is realized, peripheral dust is blown away from the telescopic cylinder by gas discharged by the telescopic cylinder in the cleaning process, and the dust blowing hole can be arranged along the circumference of the telescopic cylinder, so that the dust layer is prevented from falling on the telescopic cylinder to cause abrasion; or arranged at one side, and an ash layer is blown into the dust removal pipeline to try to remove dust.
The invention has the following beneficial effects:
1. the belt conveyor for the coal mine has the characteristics of simplicity in operation, convenience in use and the like, can adjust the position between the first belts according to actual needs, meets the product output requirement under the condition of one-mold double-material, is high in practicability, wide in application range, capable of effectively reducing the production cost, high in product qualification rate and easy to popularize.
2. According to the belt conveyor for the coal mine, the distance between the first cleaning block and the first cleaning brush and the first belt is controlled through the telescopic air cylinder or electric pushing according to actual conditions, the rotating first belt is cleaned through the mutual matching of the rotating first belt and the first cleaning block and the first cleaning brush, the rotation of the first belt is prevented from being influenced by dust, and therefore the rotation efficiency of the first belt is improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a front view of the present invention;
FIG. 2 is a cross-sectional view of a first belt idler cradle and a first belt of the present invention;
FIG. 3 is a view looking toward FIG. 2 at A;
FIG. 4 is an enlarged view of a portion of FIG. 2 at B;
in the figure: the cleaning machine comprises a working machine body 1, a hydraulic servo motor 2, a speed reducer 3, a first coupler 4, a first bearing 5, a first lead screw 6, a first nut seat 7, a first belt carrier roller support 8, a first upper support 81, a first lower support 82, a first cleaner 83, a first cleaning plate 831, a first cleaning block 832, a first cleaning brush 833, a control mechanism 84, a first supporting bearing 9, a first belt 10, a first groove 101, a cam 11, a dust collecting box 12, a spiral plate 13 and a shifting plate 14.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 4, the belt conveyor for coal mine according to the present invention includes a working machine body 1, a first belt idler bracket 8 and a first belt 10, which are arranged on the upper side of the working machine body 1; two first belt carrier roller supports 8 are arranged, and a position adjusting mechanism is arranged between the two first belt carrier roller supports 8 and the working machine body 1; the first belt 10 is rotatably installed on the first belt carrier roller supports 8 through a rotating shaft, the position adjusting mechanism comprises a first lead screw 6 installed on the upper side of the working machine body 1, the two first belt carrier roller supports 8 are arranged on the first lead screw 6 in a sliding mode through a first nut seat 7, a power source capable of adjusting the relative position between the two first belt carrier roller supports 8 is arranged at one end of the first lead screw 6, and the power source comprises a hydraulic servo motor 2 and a speed reducer 3 which are communicated with each other and control the first lead screw 6 to rotate; the upper side of the working machine body 1 is provided with first support bearings 9 for mounting the first lead screw 6, the first support bearings 9 are provided with three first belt carrier roller brackets 8 which are respectively arranged at the left end, the right end and the middle part of the first lead screw 6, the two first belt carrier roller brackets 8 are respectively arranged on the two parts of the first lead screws 6 divided by the middle first support bearing 9, and the first support bearing 9 is provided with a first bearing 5 connected with the first lead screw 6; a first coupling 4 sleeved on a first lead screw 6 is arranged on a first supporting bearing 9 at the speed reducer 3; the first belt carrier roller bracket 8 consists of a first upper bracket 81 and a first lower bracket 82, the first upper bracket 81 and the first lower bracket 82 are both provided with a semicircular hole by wire cutting, burrs of the first upper bracket 81 and the first lower bracket 82 after cutting are reserved, and the first upper bracket 81 and the first lower bracket 82 are connected into a whole by nuts; the lower surface of one side of the first belt 10 is provided with a first cleaner 83; the first cleaner 83 is in contact with the first belt 10, a through hole is formed in the first cleaner 83, the first cleaner 83 is mounted on the first belt carrier roller support 8 through a rotating shaft, a cam 11 is sleeved on the rotating shaft, the cam 11 is in contact with the first belt 10, the cam 11 is in clearance fit with the rotating shaft, and dust on the first belt 10 is cleaned through mutual fit between the rotating first belt 10 and the first cleaner 83; a dust collecting box 12 is arranged below the first cleaner 83, and two ends of the dust collecting box 12 are fixedly connected to the first belt carrier roller bracket 8; the bottom of the dust collecting box 12 is provided with a dust outlet, the side wall of the dust collecting box 12 is rotatably provided with a spiral plate 13 through a rotating shaft, the rotating shaft is sleeved with a shifting plate 14, and the shifting plate 14 is positioned at the rear side of the cam 11 in an initial state; the cam 11 is rotated by friction between the first belt 10 and the cam 11, and the cam 11 pushes the dial plate 14 in rotation, so that the spiral plate 13 is rotated, and dust is discharged from the dust outlet. The friction force between the first belt carrier roller and the first belt carrier roller is increased through the burrs, so that the first belt carrier roller is prevented from slipping during rotation; the semicircular hole is cut linearly and then connected into a whole through the nut, so that on one hand, the first belt rotating shaft is convenient to mount, the mounting time is saved, and the working efficiency is improved; on the other hand, burrs generated in cutting are reserved, grinding procedures are reduced, and manufacturing cost is reduced; meanwhile, the retained burrs increase the friction force between the retained burrs and the rotating shaft of the first belt 10, so that the phenomenon that the rotating shaft of the first belt 10 slips during rotation to influence the conveying of the belt conveyor is avoided, and the conveying efficiency of the belt conveyor is improved; through the mutual matching between the first cleaner 83 and the rotating first belt 10, the first cleaner 83 cleans dust adhered to the first belt 10, and the dust is prevented from influencing the rotation of the first belt 10, so that the rotation efficiency of the first belt 10 is improved, and the cleanliness of the first belt 10 is ensured; the cleaned dust drops from the through hole of the first cleaner 83 into the collection box 12, and due to friction between the first belt 10 and the cam 11, the cam 11 rotates and pushes the dial plate 14, so that the spiral plate 13 rotates, and the dust in the collection box 12 is discharged from the dust outlet.
In a use state, the power source drives the first lead screw 6 to slide, the two first belt carrier roller supports 8 realize position sliding through the first nut seat 7, and further the adjustment of the bandwidth of the first belt 10 is completed, and when one mold is used, the two first belt carrier roller supports 8 are combined into one position; when the material is used for a plurality of materials, the two first belt carrier roller brackets 8 can be used separately.
As an embodiment of the present invention, the first cleaner 83 includes a first cleaning plate 831, a first cleaning block 832, and a first cleaning brush 833; the first cleaning block 832 and the first cleaning brush 833 are alternately arranged on the first cleaning plate 831, and a through hole is formed in the first cleaning plate 831. According to the invention, the first cleaner is provided with the first cleaning plate 831, the first cleaning block 832 and the first cleaning brush 833 which are alternately arranged, so that on one hand, the rotating first belt 10 is cleaned, on the other hand, the first cleaning block 832 and the first cleaning brush 833 are matched with each other and cleaned with each other, and the influence on the cleaning effect of the first belt 10 due to the fact that dust on the first cleaning block 832 or the first cleaning brush 833 is adhered to the first belt 10 is avoided, thereby improving the cleaning effect of the first belt 10.
As an embodiment of the present invention, a first groove is formed on the first belt idler support 8, and a control mechanism 84 is arranged in the first groove; the control mechanism 84 is fixedly connected with the first cleaning plate 831 through a rotating shaft, and the control mechanism 84 is used for controlling the distance between the first cleaning block 832, the first cleaning brush 833 and the first belt 10. Because the first belt 10 has a certain service life, if there is no dust on the first belt 10, at this time, when the first belt 10 is still in contact with the first cleaning block, the first belt 10 may be damaged, which affects the service life of the first belt 10; according to the invention, the control mechanism 84 is arranged, and the control mechanism 84 adjusts the distance between the first cleaning block 832 and the first belt 10 according to the actual situation, so that the first belt 10 is protected to the greatest extent under the condition of ensuring the cleaning of the first belt 10, and the service life of the first belt 10 is prolonged.
In one embodiment of the present invention, the control mechanism 84 is a telescopic cylinder. According to the invention, the control mechanism 84 is set as a telescopic cylinder, the solenoid valve is controlled by the PLC, the work of the telescopic cylinder is controlled by the solenoid valve, manual operation is changed into automatic operation, and the workload of operators is reduced; meanwhile, the telescopic cylinder is low in price, so that the manufacturing cost of the belt conveyor is reduced.
As an embodiment of the present invention, the first belt 10 is provided with a wavy first groove 101; the first wavy grooves 101 are used for increasing the friction force between the first belt 10 and the articles to be transported, so as to prevent the articles to be transported on the first belt 10 from slipping. The existing first belt 10 is smooth, and at this time, during conveying of the articles, the articles conveyed on the first belt 10 slide off, so that the articles are damaged; according to the invention, the wavy first groove 101 is arranged, so that the friction force between the wavy first groove and conveyed articles is increased, and the conveyed articles are prevented from slipping, thereby improving the conveying efficiency and protecting the conveyed articles.
In one embodiment of the present invention, the first cleaning block 832 is a semicircular block, a cavity is formed inside the semicircular block, the semicircular block is made of wear-resistant rubber material, the semicircular block is connected with a one-way air inlet valve and a one-way air outlet valve through an air pipe, the one-way air outlet valve is communicated with an air reservoir, and the air reservoir is communicated with the control mechanism 84 through an electromagnetic valve. The first cleaning block is a semicircular block, so that the contact area between the first cleaning block and the first belt 10 is increased, and the cleaning effect of the first belt 10 is improved. When this device clears up on line, telescopic cylinder stretches out and makes first clearance piece 832 with first recess 101 bumps, and first clearance piece 832 takes place the extrusion with first belt 10 contact and realizes exhausting, and first clearance piece 832 gets into the realization of the original state under the effect of resilience effect and breathes in first recess 101 to carry out the gas storage when realizing the clearance to first belt 10.
As another embodiment of the present invention, the first belt 10 may also be provided with the first groove 101 having a wave shape arranged along the length direction of the first belt 10, and this arrangement enables frequent contact between the semicircular blocks and the first belt 10, thereby trying to oscillate the first belt 10 during the movement of the first belt 10, and facilitating the shaking off of dust on the first belt 10. In the actual use process, the upper part of the first belt 10 is tightened, the lower part is loosened, and the shaking-off effect is better.
As an embodiment of the invention, a return spring for retracting the telescopic cylinder is installed in the telescopic cylinder, a dust blowing hole is formed in a cylinder body of the telescopic cylinder, the telescopic cylinder can extend only by continuously opening an electromagnetic valve in the use process, so that cleaning is realized, peripheral dust is blown away from the telescopic cylinder by gas exhausted by the telescopic cylinder in the cleaning process, and the dust blowing hole can be arranged along the circumference of the telescopic cylinder, so that abrasion caused by the fact that a dust layer falls on the telescopic cylinder is avoided; or arranged at one side, and an ash layer is blown into the dust removal pipeline to try to remove dust.
When the die is in use, the power source drives the first screw rod 6 to slide, the two first belt carrier roller supports 8 slide in position through the first nut seat 7, so that the adjustment of the bandwidth of the first belt 10 is completed, and when one die is used, the two first belt carrier roller supports 8 are combined into one position; when a plurality of materials are used, the two first belt carrier roller brackets 8 can be used separately; meanwhile, cleaning the first belt 10 according to the actual situation; when the first belt 10 needs to be cleaned, the telescopic cylinder is driven at the moment, the telescopic cylinder drives the first cleaning block 832 and the first cleaning brush 833 to move towards one side close to the first belt 10, and the first belt 10 is cleaned through mutual matching with the rotating first belt 10; meanwhile, the cam 11 is contacted with the first belt 10 at the farthest point from the center of the rotating shaft, the cam 11 rotates through the friction force between the first belt 10 and the cam 11, the rotating cam 11 pushes the poking plate 14, the spiral plate 13 is driven, and therefore dust is conveyed to the dust outlet; when the first belt 10 does not need to be cleaned, the telescopic cylinder drives the first cleaning block 832, the first cleaning brush 833 and the cam 11 to move towards the side far away from the first belt 10, so that the rotating first belt 10 is protected.
The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
Finally, it should be pointed out that: the above examples are only for illustrating the technical solutions of the present invention, and are not limited thereto. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention. All other embodiments obtained by a person skilled in the art without making any inventive step are within the scope of protection of the present invention.
Claims (8)
1. A belt conveyor for coal mines comprises a working machine body (1), a first belt carrier roller bracket (8) and a first belt (10), wherein the first belt carrier roller bracket is arranged on the upper side of the working machine body (1); two first belt carrier roller supports (8) are arranged, and a position adjusting mechanism is arranged between the two first belt carrier roller supports (8) and the working machine body (1); the first belt (10) is rotatably installed on the first belt carrier roller supports (8) through a rotating shaft, the position adjusting mechanism comprises a first lead screw (6) installed on the upper side of the working machine body (1), the two first belt carrier roller supports (8) are arranged on the first lead screw (6) in a sliding mode through a first screw seat (7), a power source capable of adjusting the relative position between the two first belt carrier roller supports (8) is arranged at one end of the first lead screw (6), and the power source comprises a hydraulic servo motor (2) and a speed reducer (3) which are communicated with each other and control the first lead screw (6) to rotate; the upper side of the working machine body (1) is provided with first support bearings (9) for mounting the first lead screw (6), the first support bearings (9) are provided with three first belt carrier roller brackets (8) which are respectively arranged at the left end, the right end and the middle part of the first lead screw (6), the two first belt carrier roller brackets are respectively arranged on the two first lead screws (6) which are divided by the middle first support bearing (9), and the first support bearings (9) are provided with first bearings (5) which are connected with the first lead screws (6); a first coupling sleeved on the first lead screw (6) is arranged on a first supporting bearing (9) at the speed reducer (3);
the method is characterized in that: the first belt carrier roller bracket (8) consists of a first upper bracket (81) and a first lower bracket (82), the first upper bracket (81) and the first lower bracket (82) are both provided with a semicircular hole by linear cutting, burrs of the first upper bracket (81) and the first lower bracket (82) after cutting are reserved, and the first upper bracket (81) and the first lower bracket (82) are connected into a whole through nuts; the lower surface of one side of the first belt (10) is provided with a first cleaner (83); the first cleaner (83) is in contact with the first belt (10), a through hole is formed in the first cleaner (83), the first cleaner (83) is installed on the first belt carrier roller support (8) through a rotating shaft, a cam (11) is sleeved on the rotating shaft, the cam (11) is in contact with the first belt (10), the cam (11) is in clearance fit with the rotating shaft, and dust on the first belt (10) is cleaned through mutual fit between the rotating first belt (10) and the first cleaner (83); a dust collecting box (12) is arranged below the first cleaner (83), and two ends of the dust collecting box (12) are fixedly connected to the first belt carrier roller bracket (8); the bottom of the dust collecting box (12) is provided with a dust outlet, the side wall of the dust collecting box (12) is rotatably provided with a spiral plate (13) through a rotating shaft, a shifting plate (14) is sleeved on the rotating shaft, and the shifting plate (14) is positioned at the rear side of the cam (11) in an initial state; the cam (11) is rotated through friction between the first belt (10) and the cam (11), and the cam (11) pushes the shifting plate (14) in rotation so that the spiral plate (13) rotates;
the first cleaning block (832) is a semicircular block, a cavity is arranged inside the semicircular block, the semicircular block is made of wear-resistant rubber materials, the semicircular block is connected with a one-way air inlet valve and a one-way air outlet valve through air pipes, the one-way air outlet valve is communicated with an air storage chamber, and the air storage chamber is communicated with a control mechanism (84) through an electromagnetic valve.
2. The coal mine belt conveyor according to claim 1, wherein: the first cleaner (83) comprises a first cleaning plate (831), a first cleaning block (832) and a first cleaning brush (833); the first cleaning block (832) and the first cleaning brush (833) are alternately arranged on the first cleaning plate (831), and a through hole is formed in the first cleaning plate (831).
3. The coal mine belt conveyor according to claim 2, wherein: a first groove is formed in the first belt carrier roller bracket (8), and a control mechanism (84) is arranged in the first groove; the control mechanism (84) is fixedly connected with the first cleaning plate (831) through a rotating shaft, and the control mechanism (84) is used for controlling the distance between the first cleaning block (832), the first cleaning hairbrush (833) and the cam (11) and the first belt (10).
4. The coal mine belt conveyor according to claim 3, wherein: the control mechanism (84) is a telescopic cylinder.
5. The coal mine belt conveyor according to claim 4, wherein: the first belt (10) is provided with a first wavy groove (101).
6. The coal mine belt conveyor according to claim 1, wherein: the first belt (10) is provided with a transversely or longitudinally arranged wave-shaped first groove (101).
7. The coal mine belt conveyor according to claim 4, wherein: a return spring for retracting the telescopic cylinder is installed in the telescopic cylinder, and a dust blowing hole is formed in the cylinder body of the telescopic cylinder.
8. The coal mine belt conveyor according to claim 7, wherein: the dust blowing holes are arranged along the circumference of the telescopic cylinder or arranged on one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN208278868U (en) * | 2018-05-23 | 2018-12-25 | 江西力玛机电科技有限公司 | A kind of high-efficiency cleaning transporter |
| CN208790583U (en) * | 2018-07-24 | 2019-04-26 | 长兴旗开机械设备有限公司 | A kind of automatic cleaning apparatus suitable for logistics machinery delivery track |
| CN208882811U (en) * | 2018-09-03 | 2019-05-21 | 南京立博汽车运输有限公司 | A kind of revolution at a high speed formula Belt cleaner |
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| JPS5950919U (en) * | 1982-09-29 | 1984-04-04 | 株式会社村田商会 | Conveyor belt cleaning equipment |
| CN203558438U (en) * | 2013-10-22 | 2014-04-23 | 济南方德自动化设备有限公司 | Automatic width adjusting device for discharge belt conveyor |
| CN203767540U (en) * | 2014-01-16 | 2014-08-13 | 浙江吉利控股集团有限公司 | Automatic cleaning device for belt surface |
| CN106697852A (en) * | 2016-12-20 | 2017-05-24 | 重庆渝泰玻璃有限公司 | Residue collecting device for powder conveyor belt |
| CN207434464U (en) * | 2017-11-05 | 2018-06-01 | 安徽康乐机械科技有限公司 | Packer's bay's conveyer |
| CN207726233U (en) * | 2017-12-21 | 2018-08-14 | 成都建工预筑科技有限公司 | A kind of conveyer belt cleaning device |
| CN208037429U (en) * | 2018-03-09 | 2018-11-02 | 山东泰山钢铁集团有限公司 | A kind of belt conveyer cleaning device |
| CN208278868U (en) * | 2018-05-23 | 2018-12-25 | 江西力玛机电科技有限公司 | A kind of high-efficiency cleaning transporter |
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| CN208882811U (en) * | 2018-09-03 | 2019-05-21 | 南京立博汽车运输有限公司 | A kind of revolution at a high speed formula Belt cleaner |
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| CN110436144A (en) | 2019-11-12 |
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