Wood flour conveying system for high-free-flowing expanded ammonium nitrate explosive production line

Abstract

The invention discloses a wood flour conveying system for a high-free-flowing expanded ammonium nitrate explosive production line, the wood flour conveying system comprises a base plate, a storage bin and a feeding bin, the storage bin is arranged at the position, close to the left side, of the top of the base plate, when the wood flour conveying system is used, a driving motor can drive a transverse plate, a material turning paddle, a first stirring paddle and a second stirring paddle to rotate, and the material turning paddle and the second stirring paddle are driven to rotate; a first lifting plate is driven by a first hydraulic rod to move in a reciprocating mode, a transverse plate, a material turning paddle, a first stirring paddle and a second stirring paddle can be driven by a square hole round pipe to ascend and descend in a reciprocating mode in the rotating process, meanwhile, the material turning paddle and the second stirring paddle can be driven by a second hydraulic rod to turn over up and down in a reciprocating mode, and then wood flour on the bottom layer can be turned over and scattered; and through the arrangement of a transmission motor, a rotating rod, a roller shaft and a material turning plate, the transmission motor can work to drive the roller shaft to rotate and drive the material turning plate to rotate, so that the wood flour at the bottom of the inner cavity of the material storage bin can be circularly turned over, and the wood flour can be preliminarily dried in cooperation with water absorption nets on the two sides.

Description

Technical Field

[0001] The invention relates to the technical field of expanded ammonium nitrate explosive production, in particular to a wood powder conveying system for a production line of high-fluidity expanded ammonium nitrate explosive. Background Art

[0002] At present, the powder material conveying system of the civil explosive production line is mainly composed of conveying facilities, feeding facilities, material collection facilities, dust treatment facilities, conveying accelerator facilities, explosion-proof facilities, explosion-proof facilities and intelligent control systems.

[0003] The existing wood powder transportation generally directly transports the wood powder to a designated location through a screw conveying device. Since the powdery material is very susceptible to moisture, this is a problem that needs to be solved in the wood powder transportation process. Summary of the invention

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a wood powder conveying system for a production line of high-fluidity expanded ammonium nitrate explosives, comprising a base plate, a storage bin and a feeding bin, wherein the storage bin is arranged at the top of the base plate near the left side, a feed pipe is fixedly connected to the left side of the storage bin, and a turning mechanism is arranged in the inner cavity of the storage bin, two water absorption nets distributed on the left and right are arranged at the bottom of the storage bin, and a discharge pipe is fixedly connected to the bottom of the storage bin, a first solenoid valve is arranged on the discharge pipe, and the bottom end of the discharge pipe passes through the base plate and is fixedly connected to a conveying cylinder, a first sealed bearing is fixedly connected to the left center of the conveying cylinder, and a transmission shaft is rotatably connected to the inner cavity of the first sealed bearing, and the outer wall of the transmission shaft is fixedly connected to the outer wall of the transmission shaft at equal intervals. It is connected to a plurality of spiral blades, and the left end of the transmission shaft is fixedly connected to a first single-groove wheel, a driving motor is arranged at the top of the base plate near the left side, and a double-groove wheel is fixedly connected to the power output end of the driving motor, a first belt is arranged between the double-groove wheel and the first single-groove wheel, and the double-groove wheel and the first single-groove wheel are connected through the first belt transmission, a connecting plate is fixedly connected to the right side of the conveying cylinder, and the top of the connecting plate is fixedly connected to the base plate, the feeding bin is fixedly connected to the bottom of the connecting plate, a connecting pipe is plugged and fixed to the bottom of the conveying cylinder near the right side, and the bottom end of the connecting pipe passes through the feeding bin and is connected to its inner cavity, a feeding pipe is plugged and fixed to the bottom of the feeding bin, and a second solenoid valve is arranged on the feeding pipe.

[0005] Preferably, a power supply is provided on the connecting plate, a fixed cavity is opened at the right end of the transmission shaft, and an electric heating wire is movably connected to the inner cavity of the fixed cavity, and the electric heating wire is electrically connected to the power supply.

[0006] Preferably, a material level sensor is provided on the right side of the inner cavity of the feeding bin near the bottom, and a controller is provided on the top of the base plate near the middle position.

[0007] Preferably, the material turning mechanism comprises two first hydraulic rods distributed on the left and right, and the two first hydraulic rods are both arranged on the top of the storage bin, the power ends of the two first hydraulic rods are fixedly connected to the same first lifting plate, and the first lifting plate is fixedly connected to a first bearing, the inner cavity of the first bearing is rotatably connected to a square hole round tube, the top of the storage bin is provided with a first through hole matched with the square hole round tube, and the bottom end of the square hole round tube passes through the first through hole and extends to the inner cavity of the storage bin, and is sleeved and fixed with a plurality of square rings, each of the square rings is hinged with a horizontal plate on the left and right sides, and the other side of the horizontal plate is fixedly connected with a first stirring paddle, each of the first stirring paddles is fixedly connected with a second stirring paddle on the front and rear sides, and each of the horizontal plates is fixedly connected with a material turning paddle on the front and rear sides, The left and right sides of the top of the storage bin are fixedly connected with side plates, and the tops of the two side plates are fixedly connected with the same support plate, the support plate is fixedly connected with a second bearing, and the inner cavity of the second bearing is rotatably connected with a connecting shaft, the bottom end of the connecting shaft is fixedly connected with a square rod adapted to the square hole round tube, and the bottom end of the square rod is inserted in the inner cavity of the square hole round tube, the top end of the connecting shaft is fixedly connected with a worm gear, and a worm is meshed with the front side of the worm gear, a vertical plate is fixedly connected with the left side of the top of the support plate, and a third bearing is fixedly connected with the vertical plate, the left end of the worm gear passes through the inner cavity of the third bearing and is fixedly connected with a second single-groove wheel, a second belt is provided between the second single-groove wheel and the double-groove wheel, and the second single-groove wheel and the double-groove wheel are connected by a second belt transmission.

[0008] Preferably, a limit plate is fitted on the bottom of the horizontal plate, and the limit plate is fixedly connected to the square ring, and an n-shaped plate is provided on the top of the horizontal plate, and one side of the n-shaped plate is fixedly connected to the top of the square ring.

[0009] Preferably, a second hydraulic rod is provided at the top of the storage bin near the left and right sides, and the power end of the second hydraulic rod is fixedly connected to the second lifting plate, and the bottoms of the two second lifting plates are fixedly connected to vertical rods, and second through-holes matching the vertical rods are opened at the top of the storage bin near the left and right sides, and the bottom ends of the two vertical rods respectively penetrate the adjacent second through-holes, extend to the inner cavity of the storage bin, and are fixedly connected to the shaking plate, and a plurality of cross rods are equidistantly fixedly connected to the adjacent sides of the two vertical rods, and the other end of each cross rod is fixedly connected to a T-shaped rod, and the T-shaped rod is fitted with the adjacent cross plate.

[0010] Preferably, a roller is provided near the bottom of the inner cavity of the storage bin, and a flipping plate is fixedly connected to the left and right sides of the roller, the tops of the two flipping plates are respectively arranged to fit the bottoms of adjacent flipping plates, a rotating rod is fixedly passed through the center of the front and rear sides of the roller, a second sealed bearing is provided on the front and rear sides of the storage bin, and the front and rear ends of the rotating rod respectively pass through the inner cavities of adjacent second sealed bearings, a bracket is welded on the front side of the storage bin, and a transmission motor is provided in the inner cavity of the bracket, and the power output end of the transmission motor is fixedly connected to the front end of the rotating rod.

[0011] Compared with the prior art, the present invention has the following beneficial effects:

[0012] 1. The present invention can drive the connecting shaft to rotate through the transmission connection of the driving motor, the double groove wheel, the second belt, the second single groove wheel, the worm and the worm wheel, and can drive the square hole round tube to rotate through the sliding sleeve connection between the square rod and the square hole round tube, thereby driving the cross plate, the turning paddle, the first stirring paddle and the second stirring paddle to rotate, and the dry powder in the storage bin is scattered and turned over, so as to prevent the wood powder from getting damp and agglomerating, and the first lifting plate is driven to move back and forth by the first hydraulic rod, and the cross plate, the turning paddle, the first stirring paddle and the second stirring paddle are driven to move back and forth through the square hole round tube during the rotation process, so that different depths of the storage bin can be stirred. The wood powder in the high-degree area can be turned over. At the same time, the linkage setting of the second hydraulic rod, the second lifting plate, the vertical rod, the shaking plate, the cross bar and the T-shaped rod can be used to push the cross plate to turn up and down relative to the vertical lifting of the square hole round tube, and drive the turning paddle and the second stirring paddle to turn up and down reciprocatingly, so as to turn over and break up the wood powder on the bottom layer. Through the setting of the transmission motor, the rotating rod, the roller shaft and the turning plate, the roller shaft can be driven to rotate through the work of the transmission motor, and the turning plate can be driven to rotate, so that the wood powder at the bottom of the inner cavity of the storage bin can be turned over cyclically, and the water absorption nets on both sides can be used to preliminarily dry the wood powder.

[0013] 2. The present invention can drive the transmission shaft to rotate and drive a plurality of spiral blades to rotate through the linkage setting of the driving motor, the double groove wheel, the first belt and the first single groove wheel, so that when the wood powder in the storage bin is transported to the feeding bin, the rotation of the plurality of spiral blades can improve the transportation efficiency. In addition, through the setting of the electric heating wire, the wood powder can be further dried during the transportation process to ensure the drying effect of the wood powder transportation. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the present invention;

[0015] Figure 2 This is a schematic diagram of the right side structure of the storage bin of the present invention;

[0016] Figure 3 It is a schematic diagram of the three-dimensional structure of the square ring of the present invention;

[0017] Figure 4 for Figure 1 The enlarged view of point A in the middle;

[0018] Figure 5 for Figure 1 Enlarged view of point B in the middle.

[0019] Numbers in the figure: 1, base plate; 2, storage bin; 3, first hydraulic rod; 4, first lifting plate; 5, square hole round tube; 6, square ring; 7, horizontal plate; 8, turning paddle; 9, first stirring paddle; 10, second stirring paddle; 11, n-shaped plate; 12, feed pipe; 13, side plate; 14, support plate; 15, square rod; 16, connecting shaft; 17, worm gear; 18, worm; 19, second single groove wheel; 20, driving motor; 21, double groove wheel; 22, second belt; 23, roller; 24, rotating rod; 25, turning plate; 26, bracket; 27, Transmission motor; 28, shaking plate; 29, vertical rod; 30, second lifting plate; 31, second hydraulic rod; 32, water absorption net; 33, discharge pipe; 34, first solenoid valve; 35, connecting plate; 36, conveying cylinder; 37, transmission shaft; 38, spiral blade; 39, controller; 40, first single groove wheel; 41, first belt; 42, power supply; 43, electric heating wire; 44, limit plate; 45, T-bar; 46, cross bar; 47, feeding bin; 48, connecting pipe; 49, feeding pipe; 50, second solenoid valve; 51, material level sensor. DETAILED DESCRIPTION

[0020] See also Figure 1-5 The present invention provides a technical solution: a wood powder conveying system for a high-fluidity expanded ammonium nitrate explosive production line, comprising a base plate 1, a storage bin 2 and a feeding bin 47, the storage bin 2 is arranged at the top of the base plate 1 near the left side, a feed pipe 12 is plugged and fixed on the left side of the storage bin 2, and a turning mechanism is provided in the inner cavity of the storage bin 2, two water absorption nets 32 distributed on the left and right are provided at the bottom of the storage bin 2, and a discharge pipe 33 is plugged and fixed at the bottom of the storage bin 2, a first solenoid valve 34 is provided on the discharge pipe 33, and the bottom end of the discharge pipe 33 passes through the base plate 1 and is fixedly connected to a conveying cylinder 36.

[0021] A first sealed bearing is fixedly connected to the center of the left side of the conveying cylinder 36, and a transmission shaft 37 is rotatably connected to the inner cavity of the first sealed bearing, a plurality of spiral blades 38 are equidistantly fixedly connected to the outer wall of the transmission shaft 37, and a first single groove wheel 40 is fixedly connected to the left end of the transmission shaft 37, a driving motor 20 is provided at the top of the base plate 1 near the left side, and a double groove wheel 21 is fixedly connected to the power output end of the driving motor 20, a first belt 41 is provided between the double groove wheel 21 and the first single groove wheel 40, and the double groove wheel 21 and the first single groove wheel 40 are connected by the first belt 41, a connecting plate 35 is fixedly connected to the right side of the conveying cylinder 36, and the top of the connecting plate 35 is fixedly connected to the base plate 1, a feeding bin 47 is fixedly connected to the bottom of the connecting plate 35, and a connecting pipe 48 is plugged and fixed to the bottom of the conveying cylinder 36 near the right side. , and the bottom end of the connecting pipe 48 passes through the feeding bin 47 and is connected with its inner cavity. A feeding pipe 49 is fixedly connected to the bottom of the feeding bin 47, and a second solenoid valve 50 is arranged on the feeding pipe 49. The driving motor 20 drives the transmission shaft 37 to rotate, which can drive a plurality of spiral blades 38 to rotate, so that the wood powder entering the inner cavity of the conveying cylinder 36 can be conveyed to the right side and conveyed into the feeding bin 47 by the connecting pipe 48. A material level sensor 51 is arranged near the bottom on the right side of the inner cavity of the feeding bin 47, and a controller 39 is arranged near the middle position on the top of the substrate 1. Through the setting of the material level sensor 51, when the material level in the feeding bin 47 is lower than the set value, a signal can be sent to the controller 39 in time, and the first solenoid valve 34 can be opened, so that the wood powder after preliminary drying can flow downward and be conveyed into the feeding bin 47 for replenishment.

[0022] A power source 42 is provided on the connecting plate 35, a fixed cavity is opened at the right end of the transmission shaft 37, and an electric heating wire 43 is movably connected to the inner cavity of the fixed cavity. The electric heating wire 43 is electrically connected to the power source 42. Through the setting of the electric heating wire 43, the wood powder is further dried during the process of being transported in the inner cavity of the conveying cylinder 36.

[0023] The material turning mechanism includes two first hydraulic rods 3 distributed on the left and right, and the two first hydraulic rods 3 are both arranged on the top of the storage bin 2. The power ends of the two first hydraulic rods 3 are fixedly connected to the same first lifting plate 4, and the first lifting plate 4 is fixedly connected to the first bearing. The inner cavity of the first bearing is rotatably connected to a square hole round tube 5. The top of the storage bin 2 is provided with a first through hole adapted to the square hole round tube 5, and the bottom end of the square hole round tube 5 passes through the first through hole and extends to the inner cavity of the storage bin 2, and is sleeved and fixed with a plurality of square rings 6, and the left and right sides of each square ring 6 are The sides of the storage bin 2 are hinged with a horizontal plate 7, and the other side of the horizontal plate 7 is fixedly connected to a first stirring paddle 9, and the front and rear sides of each first stirring paddle 9 are fixedly connected to a second stirring paddle 10, and the front and rear sides of each horizontal plate 7 are fixedly connected to a turning paddle 8, and the left and right sides of the top of the storage bin 2 are fixedly connected to side plates 13, and the tops of the two side plates 13 are fixedly connected to the same support plate 14, and the support plate 14 is fixedly connected to a second bearing, and the inner cavity of the second bearing is rotatably connected to a connecting shaft 16, and the bottom end of the connecting shaft 16 is fixedly connected to the square hole round tube 5 A matching square rod 15, and the bottom end of the square rod 15 is inserted into the inner cavity of the square hole round tube 5, the top of the connecting shaft 16 is fixedly connected with a worm wheel 17, and the front side of the worm wheel 17 is meshed with a worm 18, the top left side of the support plate 14 is fixedly connected with a vertical plate, and the vertical plate is fixedly connected with a third bearing, the left end of the worm 18 passes through the inner cavity of the third bearing, and is fixedly connected with a second single groove wheel 19, a second belt 22 is provided between the second single groove wheel 19 and the double groove wheel 21, and the second single groove wheel 19 and the double groove wheel 21 are connected through the second belt 22. The square hole circular tube 5 can be driven to rotate by the driving motor 20, and the rotation of the square hole circular tube 5 drives the horizontal plate 7, the turning paddle 8, the first stirring paddle 9 and the second stirring paddle 10 to rotate, so that the wood powder in the storage bin 2 can be broken up. A limit plate 44 is fitted on the bottom of the horizontal plate 7, and the limit plate 44 is fixedly connected to the square ring 6. An n-shaped plate 11 is provided on the top of the horizontal plate 7, and one side of the n-shaped plate 11 is fixedly connected to the top of the square ring 6. The setting of the limit plate 44 and the n-shaped plate 11 can limit the turning angle of the horizontal plate 7.

[0024] A second hydraulic rod 31 is provided at the top of the storage bin 2 near the left and right sides, and the power end of the second hydraulic rod 31 is fixedly connected to the second lifting plate 30, and the bottoms of the two second lifting plates 30 are fixedly connected to the vertical rod 29. Second through holes matched with the vertical rod 29 are opened at the top of the storage bin 2 near the left and right sides, and the bottom ends of the two vertical rods 29 respectively penetrate the adjacent second through holes, extend to the inner cavity of the storage bin 2, and are fixedly connected to the shaking plate 28. A plurality of cross bars 46 are equidistantly fixedly connected to the adjacent sides of the two vertical rods 29, and the other end of each cross bar 46 is fixedly connected to a T-shaped rod 45, and the T-shaped rod 45 and the adjacent cross plate 7 are fitted together. The second hydraulic rod 31 is used to push the second lifting plate 30 to rise and fall vertically, and the adjacent cross plates 7 can be pushed up and down by a plurality of T-shaped rods 45 to flip the wood powder.

[0025] A roller shaft 23 is provided near the bottom of the inner cavity of the storage bin 2, and a flipping plate 25 is fixedly connected to the left and right sides of the roller shaft 23. The tops of the two flipping plates 25 are respectively fitted with the bottoms of adjacent shaking plates 28. A rotating rod 24 is fixedly penetrated at the center of the front and rear sides of the roller shaft 23. Second sealed bearings are provided on the front and rear sides of the storage bin 2, and the front and rear ends of the rotating rod 24 respectively penetrate the inner cavities of adjacent second sealed bearings. A bracket 26 is welded on the front side of the storage bin 2, and a transmission motor 27 is provided in the inner cavity of the bracket 26. The power output end of the transmission motor 27 is fixedly connected to the front end of the rotating rod 24. The rotating rod 24 is driven to rotate by the transmission motor 27. The rotation of the rotating rod 24 drives the roller shaft 23 to rotate. The rotation of the roller shaft 23 drives the two flipping plates 25 to rotate, so that the wood powder at the bottom of the inner cavity of the storage bin 2 can be circulated and flipped, and the wood powder can be preliminarily dried in conjunction with two water-absorbing nets 32.

[0026] Working principle: When the present invention is used, first, the staff manually puts the wood powder into the storage bin 2, and starts the driving motor 20 and the first hydraulic rod 3. The driving motor 20 drives the double groove wheel 21 to rotate, and the rotation of the double groove wheel 21 drives the first single groove wheel 40 and the second single groove wheel 19 to rotate. The rotation of the second single groove wheel 19 drives the worm 18 to rotate, and the rotation of the worm 18 drives the worm wheel 17 to rotate. The rotation of the worm wheel 17 drives the connecting shaft 16 to rotate, and the rotation of the connecting shaft 16 drives the square rod 15 to rotate, and the rotation of the square rod 15 drives the square hole round tube 5 to rotate, and the square hole round tube 5 rotates. The first hydraulic rod 3 drives the transverse plate 7, the turning paddle 8, the first stirring paddle 9 and the second stirring paddle 10 to rotate, and the wood powder is turned and scattered. The first hydraulic rod 3 drives the first lifting plate 4 to rise and fall vertically, and drives the square hole round tube 5 to move synchronously, so as to drive the turning paddle 8 and the second stirring paddle 10 to move up and down, so as to shake the wood powder. In addition, the second hydraulic rod 31 can be started to drive the second lifting plate 30 to rise and fall vertically, and drive a plurality of transverse rods 46 to move synchronously through the vertical rod 29, so as to drive the transverse plate 7 and the second stirring paddle 10 to flip up and down through the T-shaped rod 45. , and then the wood powder can be further turned over to improve the dispersibility of the wood powder. When the wood powder is fully broken up, the first hydraulic rod 3 and the second hydraulic rod 31 are started to pull the shaking plate 28 and the turning mechanism assembly to move upward, and then the transmission motor 27 is started to drive the rotating rod 24 to rotate, and the rotation of the rotating rod 24 drives the roller shaft 23 to rotate, and the rotation of the roller shaft 23 drives the two turning plates 25 to rotate, so that the wood powder can be turned over in a cycle, and the water absorption net 32 ​​can be used to preliminarily dry the wood powder. By opening the first electromagnetic valve 34, the wood powder in the storage bin 2 can be transported into the conveying cylinder 36, and the driving The motor 20 drives the transmission shaft 37 to rotate, and the rotation of the transmission shaft 37 drives the plurality of spiral blades 38 to rotate, so that the wood powder can be transported to the right and flow into the feeding bin 47 through the connecting pipe 48. By setting the electric heating wire 43, the wood powder can be further dried during the transportation process. By opening the second solenoid valve 50, the wood powder in the feeding bin 47 can be transported on the production line. By setting the material level sensor 51, when the material level in the feeding bin 47 is lower than the set value, the first solenoid valve 34 can be opened in time through the controller 39, and wood powder can be added to the feeding bin 47.

Claims

1. A wood powder conveying system for a high-dispersion expanded ammonium nitrate explosive production line, comprising a base plate (1), a storage bin (2) and a feeding bin (47), characterized in that: The storage bin (2) is arranged at the top of the base plate (1) near the left side, a feed pipe (12) is plugged and fixed on the left side of the storage bin (2), and a turning mechanism is provided in the inner cavity of the storage bin (2), two water absorption nets (32) distributed on the left and right are provided at the bottom of the storage bin (2), and a discharge pipe (33) is plugged and fixed at the bottom of the storage bin (2), a first solenoid valve (34) is provided on the discharge pipe (33), and the bottom end of the discharge pipe (33) passes through the base plate (1) and is fixedly connected to a conveying cylinder (36), a first sealed bearing is fixedly connected at the left center of the conveying cylinder (36), and a transmission shaft (37) is rotatably connected to the inner cavity of the first sealed bearing, a plurality of spiral blades (38) are fixedly connected to the outer wall of the transmission shaft (37) at equal intervals, and a first single groove wheel (40) is fixedly connected to the left end of the transmission shaft (37), and the top of the base plate (1) is fixedly connected to the outer wall of the transmission shaft (37), and a first single groove wheel (40) is fixedly connected to the left end of the transmission shaft (37). A driving motor (20) is arranged near the left side of the part, and a double groove wheel (21) is fixedly connected to the power output end of the driving motor (20), a first belt (41) is arranged between the double groove wheel (21) and the first single groove wheel (40), and the double groove wheel (21) and the first single groove wheel (40) are connected by the first belt (41), a connecting plate (35) is fixedly connected to the right side of the conveying cylinder (36), and the top of the connecting plate (35) is fixedly connected to the base plate (1), the feeding bin (47) is fixedly connected to the bottom of the connecting plate (35), a connecting pipe (48) is inserted and fixed at the bottom of the conveying cylinder (36) near the right side, and the bottom end of the connecting pipe (48) passes through the feeding bin (47) and is connected to the inner cavity thereof, a feeding pipe (49) is inserted and fixed at the bottom of the feeding bin (47), and a second electromagnetic valve (50) is arranged on the feeding pipe (49).

2. The wood powder conveying system for a high-dispersion expanded ammonium nitrate explosive production line according to claim 1, characterized in that: A power source (42) is provided on the connecting plate (35), a fixed cavity is provided at the right end of the transmission shaft (37), and an electric heating wire (43) is movably connected to the inner cavity of the fixed cavity, and the electric heating wire (43) is electrically connected to the power source (42).

3. The wood powder conveying system for a high-dispersion expanded ammonium nitrate explosive production line according to claim 1, characterized in that: A material level sensor (51) is provided on the right side of the inner cavity of the feeding bin (47) near the bottom, and a controller (39) is provided on the top of the base plate (1) near the middle.

4. The wood powder conveying system for a high-dispersion expanded ammonium nitrate explosive production line according to claim 1, characterized in that: The material turning mechanism comprises two first hydraulic rods (3) distributed on the left and right, and the two first hydraulic rods (3) are both arranged on the top of the storage bin (2), the power ends of the two first hydraulic rods (3) are fixedly connected to the same first lifting plate (4), and the first lifting plate (4) is fixedly connected to a first bearing, the inner cavity of the first bearing is rotatably connected to a square hole round tube (5), the top of the storage bin (2) is provided with a first through hole matched with the square hole round tube (5), and the square hole round tube ( The bottom end of the first through hole (5) passes through the first through hole and extends to the inner cavity of the storage bin (2), and is sleeved and fixed with a plurality of square rings (6), each of the square rings (6) is hinged with a horizontal plate (7) on the left and right sides, and the other side of the horizontal plate (7) is fixedly connected with a first stirring paddle (9), each of the first stirring paddles (9) is fixedly connected with a second stirring paddle (10) on the front and rear sides, each of the horizontal plates (7) is fixedly connected with a turning paddle (8), and the left and right sides of the top of the storage bin (2) are fixedly connected with a first stirring paddle (9). The side plates (13) are fixedly connected to the side plates (13), and the tops of the two side plates (13) are fixedly connected to the same support plate (14), the support plate (14) is fixedly connected to a second bearing, and the inner cavity of the second bearing is rotatably connected to a connecting shaft (16), the bottom end of the connecting shaft (16) is fixedly connected to a square rod (15) adapted to the square hole round tube (5), and the bottom end of the square rod (15) is inserted into the inner cavity of the square hole round tube (5), and the top end of the connecting shaft (16) is fixedly connected to a worm gear (17) ), and a worm (18) is meshed on the front side of the worm wheel (17), a vertical plate is fixedly connected to the left side of the top of the support plate (14), and a third bearing is fixedly connected to the vertical plate, the left end of the worm (18) passes through the inner cavity of the third bearing and is fixedly connected to a second single-groove wheel (19), a second belt (22) is provided between the second single-groove wheel (19) and the double-groove wheel (21), and the second single-groove wheel (19) and the double-groove wheel (21) are connected in transmission via the second belt (22).

5. The wood powder conveying system for a high-dispersion expanded ammonium nitrate explosive production line according to claim 4, characterized in that: A limiting plate (44) is fitted on the bottom of the transverse plate (7), and the limiting plate (44) is fixedly connected to the square ring (6); an n-shaped plate (11) is provided on the top of the transverse plate (7), and one side of the n-shaped plate (11) is fixedly connected to the top of the square ring (6).

6. The wood powder conveying system for a high-dispersion expanded ammonium nitrate explosive production line according to claim 5, characterized in that: A second hydraulic rod (31) is provided at the top of the storage bin (2) near the left and right sides, and the power end of the second hydraulic rod (31) is fixedly connected to a second lifting plate (30), and the bottoms of the two second lifting plates (30) are fixedly connected to a vertical rod (29). A second through hole matching the vertical rod (29) is provided at the top of the storage bin (2) near the left and right sides, and the bottom ends of the two vertical rods (29) respectively penetrate the adjacent second through holes, extend to the inner cavity of the storage bin (2), and are fixedly connected to a shaking plate (28). A plurality of cross rods (46) are fixedly connected at equal distances to the adjacent sides of the two vertical rods (29), and the other end of each cross rod (46) is fixedly connected to a T-shaped rod (45), and the T-shaped rod (45) is arranged to fit the adjacent cross plate (7).

7. The wood powder conveying system for a high-dispersion expanded ammonium nitrate explosive production line according to claim 6, characterized in that: A roller shaft (23) is provided near the bottom of the inner cavity of the storage bin (2), and a material flipping plate (25) is fixedly connected to the left and right sides of the roller shaft (23), and the tops of the two material flipping plates (25) are respectively arranged to fit the bottoms of adjacent material flipping plates (28). A rotating rod (24) is fixedly passed through the center of the front and rear sides of the roller shaft (23). Second sealed bearings are provided on the front and rear sides of the storage bin (2), and the front and rear ends of the rotating rod (24) respectively pass through the inner cavities of adjacent second sealed bearings. A bracket (26) is welded on the front side of the storage bin (2), and a transmission motor (27) is provided in the inner cavity of the bracket (26). The power output end of the transmission motor (27) is fixedly connected to the front end of the rotating rod (24).

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