Agricultural straw recovery unit
Technical Field
The invention relates to the technical field of straw recovery, in particular to an agricultural straw recovery device.
Background
Along with the development of technology, straw is one of important raw materials. In order to quickly destroy the straws and ensure that the straws are not affected by sowing in the season in farmlands, the method of burning the straws in situ is mostly adopted, at present, along with the implementation of environmental protection policies, the awareness of prohibiting the straw burning is deep in the centers of vast farmers, and the problem of straw treatment is urgently solved, if the straws are not utilized, huge waste is caused.
The energy conversion of plant straws through boiler combustion is one of the effective ways to utilize straws at present, for example: the Chinese patent 2009202770706 'straw boiler' and the Chinese patent 2008200152004 'multifunctional straw boiler' are all characterized in that plant straws are directly utilized by adopting a boiler combustion method, and the plant straws serving as fuel are not crushed, so that the combustion efficiency is low, the full combustion cannot be realized, the energy is wasted, and the environment is polluted.
Disclosure of Invention
The invention aims to solve the defect of low direct combustion efficiency of plant straws in the prior art, and provides an agricultural straw recycling device.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the agricultural straw recycling device comprises a shell, wherein a feeding pipe is communicated with the top of the shell, an arc-shaped collet is fixedly connected to the middle part of the inside of the shell, a tube shaft is rotatably arranged on the side wall of the shell between the collet and the feeding pipe, a cylindrical inner container is fixedly connected to one end face of the tube shaft, which is positioned in the inside of the shell, a discharge hole is formed in the outer wall of the inner container, a ring gear is fixedly connected to the end face of the other end of the tube shaft, a long shaft is rotatably arranged on one end face of the inner container, a crushing roller is fixedly connected to the long shaft, which is positioned in the inner container, a central gear is fixedly connected to one end, which is far away from the inner container, of the long shaft, a U-shaped mounting frame is fixedly connected to the outer wall of the shell, a short shaft is rotatably arranged on the mounting frame, a transmission gear is fixedly connected to one end of the short shaft, one side of the transmission gear is meshed to the ring gear, and the other side of the transmission gear is meshed to the central gear;
the inside of the collet is in a hollow state, a worm is inserted into the collet, two ends of the worm are rotatably arranged on two side walls of the shell, one end of the worm is coaxially and fixedly connected to an output shaft of a motor, the motor is fixedly connected to the outer wall of the shell, the other end of the worm is fixedly connected with a fourth belt wheel, a third belt wheel is fixedly connected to the end part of a short shaft, a second belt is matched and arranged on the third belt wheel and the fourth belt wheel, a plurality of rotating shafts are vertically arranged on the bottom surface of the collet in a rotatable mode, a rolling roller is coaxially and fixedly connected to the bottom end of each rotating shaft, a worm wheel is fixedly connected to the top end of each rotating shaft, and the worm wheels are matched and connected to the worm;
the utility model discloses a shell, including base, shell, baffle box, milling roller, guide chute, milling roller, feed hopper, wedge-shaped feed bin, a plurality of filtration pores have been seted up on the inclined plane of feed bin, the base is inside rigid coupling of base below the base, baffle box has been seted up to base upper surface one side, milling roller groove has been seted up at the base middle part, baffle box with milling roller groove intercommunication, milling roller slidable connects in the milling roller inslot, the shell bottom intercommunication has wedge-shaped feed bin.
Preferably, a feeding structure is arranged at the top of the feeding pipe and used for feeding straw, the feeding structure comprises a hopper, two driving shafts, pinch rolls, a limiting rod, two rotating rods, two valve plates and a connecting plate, the hopper is communicated at the top of the feeding pipe, rotatable intervals at two ends of the driving shafts are arranged on two side walls of the hopper, the pinch rolls are coaxially and fixedly connected with the driving shafts, a first belt wheel is fixedly connected with one end of one driving shaft, a transmission shaft is rotatably arranged at the top of the mounting frame, a second belt wheel is fixedly connected with one end of the transmission shaft, the other end of the transmission shaft is linked with the long shaft through a transmission belt, and a first belt is cooperatively arranged on the second belt wheel and the first belt wheel;
the other ends of the driving shafts are fixedly connected with driven gears, the driven gears are meshed together, the rotating rods are rotatably arranged on the side wall of the feeding pipe, the valve plates are fixedly connected with the rotating rods and located at one end of the inside of the feeding pipe, the limiting rods are vertically fixedly connected with the end faces of the driven gears, the connecting plates are fixedly connected with the other ends of the rotating rods, the connecting plates are provided with notches, and the limiting rods are slidably connected in the notches.
Preferably, a fifth belt wheel is fixedly connected to the end of the worm, the fifth belt wheel can drive a circulating structure to carry out circulating feeding, the circulating structure comprises a feeding pipe, a feeding screw rod, a first bevel gear, a second bevel gear, a connecting shaft and a sixth belt wheel, a mounting plate is fixedly connected to the side wall of the shell, the connecting shaft is rotatably mounted on the mounting plate, one end of the connecting shaft is fixedly connected with the sixth belt wheel coaxially, a third belt is mounted on the sixth belt wheel and the fifth belt wheel in a matched manner, the other end of the connecting shaft is fixedly connected with the second bevel gear, the top end of the feeding pipe is communicated with the shell between the bottom of the liner and the top of the base, the feeding pipe is communicated with the bottom of the side wall of the storage bin, the feeding screw rod is rotatably mounted in the feeding pipe, the first bevel gear is fixedly connected to the bottom of the feeding screw rod, and the first bevel gear is meshed with the second bevel gear.
Preferably, a visual window is arranged on the shell.
The agricultural straw recycling device provided by the invention has the beneficial effects that: this agricultural straw recovery unit is when the discharge gate is located the top, drops into the straw in the discharge gate from the inlet pipe, throw the material back, the discharge gate can be to the inner bag bottom removal, after the straw gets into the inner bag, crushing roller can smash the straw, when the discharge gate removes to the inner bag bottom, the straw after smashing can fall to the base from the discharge gate, the straw that falls on the base gets into the roller groove under the baffle box effect, the straw can be milled by the roller after getting into the roller groove, the straw after milling becomes straw powder, improve its combustion efficiency.
Drawings
Fig. 1 is a schematic structural diagram of an agricultural straw recycling apparatus according to the present invention.
Fig. 2 is a schematic structural diagram of a device for recycling agricultural straw according to the present invention.
Fig. 3 is a schematic structural view of an agricultural straw recycling apparatus according to the present invention.
Fig. 4 is a schematic structural view of an agricultural straw recycling apparatus according to the present invention.
Fig. 5 is a schematic structural view of an agricultural straw recycling apparatus according to the present invention in a cross-sectional view.
Fig. 6 is a schematic structural diagram of the inside of a housing of an agricultural straw recycling apparatus according to the present invention.
Fig. 7 is a schematic structural diagram of a feeding structure of an agricultural straw recycling apparatus according to the present invention.
Fig. 8 is a schematic structural diagram II of a feeding structure of an agricultural straw recycling device according to the present invention.
Fig. 9 is a schematic structural view of a base of an agricultural straw recycling apparatus according to the present invention.
Fig. 10 is a schematic structural view of a shoe of an agricultural straw recycling apparatus according to the present invention.
Fig. 11 is a schematic structural view of a transmission gear of an agricultural straw recycling device according to the present invention.
In the figure: the device comprises a shell 1, a hopper 2, a feeding pipe 3, a driving shaft 4, a pinch roll 5, a driven gear 6, a limit rod 7, a rotating rod 8, a valve plate 9, a connecting plate 10, a notch 11, a first belt wheel 12, a first belt 13, a pipe shaft 14, a ring gear 15, a liner 16, a long shaft 17, a crushing roll 18, a central gear 19, a mounting frame 20, a short shaft 21, a transmission gear 22, a second belt wheel 23, a third belt wheel 24, a second belt wheel 25, a fourth belt wheel 26, a fifth belt wheel 27, a third belt 28, a bottom bracket 29, a worm 30, a rotating shaft 31, a worm wheel 32, a rolling roll 33, a base 34, a guide groove 35, a rolling roll groove 36, a discharge hole 37, a stock bin 38, a filtering hole 39, a feeding pipe 40, a feeding screw 41, a first bevel gear 42, a second bevel gear 43, a connecting shaft 44, a sixth belt wheel 45, a mounting plate 46 and a motor 47.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Example 1
Referring to fig. 1-10, an agricultural straw recycling device comprises a shell 1, a visible window for observing straw crushing condition is arranged on the shell 1, a feeding pipe 3 is communicated with the top of the shell 1, an arc-shaped bottom support 29 is fixedly connected to the middle part of the inside of the shell 1, a tube shaft 14 is rotatably arranged on the side wall of the shell 1 between the bottom support 29 and the feeding pipe 3, a cylindrical inner container 16 is coaxially and fixedly connected to one end surface of the tube shaft 14, a discharge hole 37 is formed in the outer wall of the inner container 16, a ring gear 15 is coaxially and fixedly connected to the other end surface of the tube shaft 14, a long shaft 17 is coaxially and rotatably arranged on one end surface of the inner container 16, a crushing roller 18 is coaxially and fixedly connected to the long shaft 17 positioned in the inner container 16, a central gear 19 is fixedly connected to one end of the long shaft 17, a U-shaped mounting frame 20 is fixedly connected to the outer wall of the shell 1, a short shaft 21 is rotatably arranged on the mounting frame 20, one end of the short shaft 21 is fixedly connected with a transmission gear 22, one side of the transmission gear 22 is meshed on the ring gear 15, and the other side of the transmission gear 22 is meshed on the central gear 19; the rotation of the short shaft 21 drives the transmission gear 22 to rotate, the rotation of the transmission gear 22 drives the differential rotation of the ring gear 15 and the central gear 19, the rotation of the ring gear 15 drives the rotation of the tube shaft 14, the rotation of the tube shaft 14 drives the rotation of the inner container 16, and the rotation of the inner container 16 periodically causes the discharge hole 37 to be converted between the top end and the bottom end; the sun gear 19 drives the long shaft 17 to rotate when rotating, and the crushing roller 18 drives the inner container 16 to rotate when the long shaft 17 rotates, so as to crush the straws entering the inner container 16.
The inside of the bottom support 29 is in a hollow state, a worm 30 is inserted into the bottom support 29, two ends of the worm 30 are rotatably arranged on two side walls of the shell 1, one end of the worm 30 is coaxially and fixedly connected to an output shaft of a motor 47, the motor 47 is fixedly connected to the outer wall of the shell 1, the other end of the worm 30 is fixedly connected with a fourth belt wheel 26, a third belt wheel 24 is fixedly connected to the end part of a short shaft 21, a second belt 25 is matched and arranged on the third belt wheel 24 and the fourth belt wheel 26, a plurality of rotating shafts 31 are vertically arranged on the bottom surface of the bottom support 29 in a rotatable manner, a rolling roller 33 is coaxially and fixedly connected to the bottom end of each rotating shaft 31, a worm wheel 32 is fixedly connected to the top end of each rotating shaft 31, and the worm wheel 32 is matched and connected to the worm 30; the motor 47 is started, the motor 47 works to drive the worm 30 to rotate, the worm 30 rotates to drive the worm wheel 32 to rotate, the rotating shaft 31 is driven to rotate when the worm wheel 32 rotates, the rotating shaft 31 rotates to drive the rolling roller 33 to rotate, and crushed straws can be ground when the rolling roller 33 rotates.
The inside rigid coupling of casing 1 below collet 29 has base 34, and baffle box 35 has been seted up to base 34 upper surface one side, and roller groove 36 has been seted up at base 34 middle part, and baffle box 35 and roller groove 36 intercommunication, roller 33 slidable connect in roller groove 36, and casing 1 bottom intercommunication has wedge feed bin 38, has seted up a plurality of filtration pore 39 on the inclined plane of feed bin 38. The milled straw powder falls into a bin 38 from the roller groove 36 for discharging.
Working principle: starting the motor 47, wherein the motor 47 works to drive the worm 30 to rotate, the worm 30 rotates to drive the fourth belt pulley 26 to rotate, the fourth belt pulley 26 rotates to drive the third belt pulley 24 to rotate through the second belt 25, the third belt pulley 24 rotates to drive the short shaft 21 to rotate, and the short shaft 21 rotates to drive the transmission gear 22 to rotate;
the short shaft 21 drives the transmission gear 22 to rotate when rotating, the transmission gear 22 drives the ring gear 15 and the central gear 19 to rotate in a differential speed, the central gear 19 drives the long shaft 17 to rotate when rotating, and the crushing roller 18 is driven to rotate in the inner container 16 when the long shaft 17 rotates;
the ring gear 15 drives the tube shaft 14 to rotate when rotating, the tube shaft 14 drives the liner 16 to rotate, and the discharge hole 37 periodically converts between the top end and the bottom end of the liner 16 when the liner 16 rotates;
the worm 30 also drives the worm wheel 32 to rotate when rotating, the worm wheel 32 drives the rotating shaft 31 to rotate when rotating, the rotating shaft 31 drives the rolling roller 33 to rotate, and the rolling roller 33 is installed in the rolling roller groove 36 in a matched manner.
When the discharge hole 37 is positioned at the top end, straw is thrown into the discharge hole 37 from the feed pipe 3, after the straw is thrown, the discharge hole 37 moves towards the bottom end of the inner container 16, the crushing roller 18 crushes the straw after the straw enters the inner container 16, when the discharge hole 37 moves to the bottom end of the inner container 16, the crushed straw falls to the base 34 from the discharge hole 37, the straw falling on the base 34 enters the roller rolling groove 36 under the action of the guide chute 35, the straw is milled by the roller rolling roller 33 after entering the roller rolling groove 36, the milled straw becomes straw powder, and the straw powder falls into the feed bin 38 from the roller rolling groove 36 under the action of gravity for discharging.
Example 2
In order to solve the problem that part of the straws possibly cannot enter the discharge hole 37 due to the volume problem because the straws are in a fluffy state after being piled up and can be stretched between the feed pipe 3 and the discharge hole 37 when fed from the feed pipe 3, a feeding structure is arranged at the top of the feed pipe 3 and used for feeding the straws, as shown in fig. 5-8, the feeding structure comprises a hopper 2, two driving shafts 4, a pinch roll 5, a limiting rod 7, two rotating rods 8, two valve plates 9 and a connecting plate 10, the hopper 2 is communicated with the top of the feed pipe 3, two ends of the two driving shafts 4 are rotatably arranged on two side walls of the hopper 2 at intervals, the pinch roll 5 is coaxially and fixedly connected with the driving shafts 4, one end of one driving shaft 4 is fixedly connected with a first belt pulley 12, the top of a mounting frame 20 is rotatably provided with a transmission shaft 48, one end of the transmission shaft 48 is fixedly connected with a second belt pulley 23, and the other end of the transmission shaft 48 is in linkage with a long shaft 17 through a transmission belt 49, and the second belt 23 and the first belt 12 are matched and mounted with the first belt 13;
the other ends of the two driving shafts 4 are fixedly connected with driven gears 6, the two driven gears 6 are meshed together, two rotating rods 8 are rotatably arranged on the side wall of the feeding pipe 3, two valve plates 9 are fixedly connected to one end of the rotating rods 8, which is positioned in the feeding pipe 3, limiting rods 7 are vertically fixedly connected to the end faces of the driven gears 6, connecting plates 10 are fixedly connected to the other ends of the rotating rods 8, notch 11 is formed in the connecting plates 10, and the limiting rods 7 are slidably connected in the notch 11.
When the long shaft 17 rotates, the transmission shaft 48 is driven to rotate through the transmission belt 49, the transmission shaft 48 drives the second belt pulley 23 to rotate, the first belt pulley 12 is driven to rotate through the first belt 13 when the second belt pulley 23 rotates, the first belt pulley 12 rotates to drive one driving shaft 4 to rotate, the other driving shaft 4 rotates reversely through the two driven gears 6, the rotation directions of the two driving shafts 4 are opposite, the rotation directions of the pinch rolls 5 on the driving shafts 4 are opposite, the two driven gears 6 rotate reversely to drive the limiting rod 7 to slide in the notch 11 of the connecting plate 10, the limiting rod 7 slides in the notch 11 to drive the connecting plate 10 to deflect, the connecting plate 10 deflects to enable the rotating rod 8 to deflect, and the rotating rod 8 deflects to control the opening and closing states of the valve plate 9.
After entering the hopper 2, the straws are clamped by the pinch rolls 5 and then conveyed into the feeding pipe 3, and as the valve plate 9 is in a closed state, the straws entering the feeding pipe 3 can be accumulated in the feeding pipe 3, and when the discharge hole 37 moves to the top end of the liner 16, the rotating rod 8 deflects to control the valve plate 9 to be opened, and the clamped straws enter the liner 16 from the discharge hole 37.
Example 3
Straw powder falls on the inclined plane of the feed bin 38 from the roll groove 36, the straw powder slides along the inclined plane of the feed bin 38 under the action of gravity, the straw powder with small granularity can fall from the filter hole 39 to be discharged, the straw powder with large granularity can be left in the feed bin 38, in order to prevent material accumulation in the feed bin 38 and improve secondary grinding efficiency of large-granule straw powder, a circulating structure is further arranged on the shell 1, as shown in fig. 1-3, a fifth belt pulley 27 is fixedly connected on the end part of the worm 30, the fifth belt pulley 27 can drive the circulating structure to carry out circulating feeding, the circulating structure comprises a feeding pipe 40, a feeding screw 41, a first bevel gear 42, a second bevel gear 43, a connecting shaft 44 and a sixth belt pulley 45, a mounting plate 46 is fixedly connected on the side wall of the shell 1, the connecting shaft 44 is rotatably mounted on the mounting plate 46, one end of the connecting shaft 44 is fixedly connected with the sixth belt pulley 45 coaxially, a third belt 28 is mounted on the fifth belt 27 in a matched manner, the other end of the connecting shaft 44 is fixedly connected with the second bevel gear 43, the top end of the feeding pipe 40 is communicated with the shell 1 between the bottom of the inner container 16 and the top of the base 34, the top of the feeding pipe 40 is fixedly connected with the first bevel gear 42, the bottom of the feeding pipe 40 is rotatably mounted on the side wall 42 is rotatably mounted on the side wall of the first bevel gear 42, and the side wall 42 is fixedly connected with the feeding screw 42.
The worm 30 rotates to drive the fifth belt pulley 27 to rotate, the fifth belt pulley 27 drives the sixth belt pulley 45 to rotate through the third belt, the sixth belt pulley 45 rotates to drive the connecting shaft 44 to rotate, the connecting shaft 44 rotates to drive the second bevel gear 43 to rotate, the second bevel gear 43 rotates to drive the first bevel gear 42 to rotate, and the first bevel gear 42 rotates to drive the feeding screw 41 to rotate;
the large-particle straw powder piled in the bin 38 enters the feeding pipe 40 from the bottom of the feeding pipe 40, the straw powder is fed to the top of the feeding pipe 40 by the feeding screw 41 after entering the feeding pipe 40 and reenters the shell 1, and under the action of gravity, the straw powder enters the shell 1 and falls into the guide chute 35 on the base 34, and reenters the roller chute 36 from the guide chute 35 for secondary grinding.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.