CN218977361U - Agricultural wheat straw recycling, crushing and returning device - Google Patents

Abstract

The utility model relates to the technical field of agricultural machinery, in particular to an agricultural wheat straw recycling, crushing and returning device; comprises a moving mechanism, a crushing box, a feeding box, a primary crushing mechanism, a secondary crushing mechanism, a discharging mechanism and a spreading mechanism; the utility model solves the problems that the crushing machine mainly has uneven crushing of 1 and wheat straws in the process of crushing the wheat straws at present, and crushing cutter teeth are easy to be blocked in the process of crushing the wheat straws, so that the crushing cutter is blocked or the cutter teeth are damaged, and the wheat straws are influenced to be continuously crushed; 2. the crushed wheat straw cannot be uniformly spread in the field when being dispersed; the wheat straw is crushed and decomposed unevenly when returning to the field, and the fertility of the field can not be ensured to be kept uniform.

Description

Agricultural wheat straw recycling, crushing and returning device

Technical Field

The utility model relates to the technical field of agricultural machinery, in particular to an agricultural straw recycling, crushing and returning device.

Background

Wheat straw is a collective term for the rest of the plant after harvesting wheat crops, and generally comprises leaves, stems, nodes, roots and other organs. The main components of wheat straw are extract non-structural sugar, protein, cellulose, hemicellulose, lignin, ash, etc. The main treatment mode is to return to the field directly at present as agricultural waste, and the agricultural waste can also be used as industrial raw materials, feeds, mushroom cultivation base materials and the like.

As wheat straw is used as a renewable biomass resource, the wheat straw is widely used; when returning the wheat straw to the field, the wheat straw in bundles needs to be crushed and scattered in the field; however, the existing crushing machinery mainly has the following problems in the process of crushing wheat straws: 1. the wheat straw is not uniformly crushed, and crushing cutter teeth are easy to be blocked in the process of crushing the wheat straw, so that the crushing cutter is blocked or the cutter teeth are damaged, and the wheat straw is influenced to be continuously crushed; 2. the crushed wheat straw cannot be uniformly spread in the field when being dispersed; the wheat straw is not uniformly crushed and decomposed during returning to the field, and the fertility of the field can not be ensured to be uniform.

So in order to improve the crushing effect of the wheat straw; prevent wheat straw from blocking the crushing knife and ensure the fertility of all parts of the field; the utility model provides a device for recycling, crushing and returning agricultural wheat straws to fields.

Disclosure of Invention

In order to achieve the above object, the present utility model adopts the following technical scheme; the utility model provides a still field device is smashed in agricultural wheat stalk recovery, includes moving mechanism, crushing case, feeding case, primary crushing mechanism, second grade crushing mechanism, unloading mechanism and stand material mechanism, moving mechanism upper end install crushing case, the inside of crushing case is provided with unloading mechanism and second grade crushing mechanism, and the second grade crushing mechanism is located the top of unloading mechanism, the upper end of crushing case is provided with the feeding case, is located feeding incasement portion and is provided with primary crushing mechanism, the lower extreme of crushing case is provided with the discharge gate, is located discharge gate department and is provided with stand material mechanism.

The secondary crushing mechanism comprises a plurality of crushing rollers which are arranged in the crushing box in parallel, guide holes are respectively formed in shaft heads at two ends of the crushing rollers, guide rods are movably arranged in the guide holes, springs are respectively arranged on the outer walls of the guide rods which are arranged at two sides of the shaft heads, the guide rods are arranged in rotating drums, the rotating drums which are arranged at the left side of the crushing rollers are all rotationally arranged on the inner wall of the crushing box, rotating rods are fixedly connected with the rotating drums at the right side of the crushing rollers, the rotating rods are rotationally arranged on the crushing box, the right ends of the rotating rods penetrate through the crushing box and are positioned outside the crushing box and are provided with second-number toothed belt wheels, and a plurality of second-number toothed belt wheels are connected through second-number belts; wherein the second belt is driven by a motor arranged on the outer wall of the crushing box.

Preferably; the primary crushing mechanism comprises a guide cone arranged in the feeding box, vertical crushing rods are uniformly arranged on the outer wall of the lower end of the guide cone through bearings, crushing cutters are uniformly arranged on the crushing rods from top to bottom, the crushing cutters on two adjacent crushing rods are staggered with each other, the lower ends of a plurality of crushing rods are connected onto a section ring in a common rotating mode, and the section ring is arranged on the inner wall of the crushing box; the lower ends of the crushing rods penetrate through the cross section ring and are positioned at the lower end of the cross section ring, the outer walls of the crushing rods at the lower end of the cross section ring are provided with first tooth belt wheels, and the first tooth belt wheels are connected through a first belt; wherein the first belt is driven by a motor arranged on the lower end surface of the section ring; the cross section of the cross section ring is of a triangular structure.

Preferably; the blanking mechanism comprises a plurality of distributing rods transversely arranged in the crushing box; the plurality of material distributing rods are connected in series through evenly arranged longitudinally arranged transmission rods; both ends of the transmission rod are provided with sliding blocks, the sliding blocks are arranged on the inner wall of the crushing box in a sliding manner, and the inner wall of the crushing box is uniformly provided with electric telescopic rods connected with the sliding blocks.

Preferably; the blanking mechanism further comprises a material guide plate hinged inside the crushing box, and the material guide plate is obliquely arranged in a left-high right-low manner; the left end of the guide plate is connected with the wall of the crushing box in a sliding manner; the left end of the material guide plate is connected with the inner wall of the crushing box through a spring; the outer wall of the lower end of the material guide plate is provided with a convex block; the inside that is located crushing case rotates and is provided with the cam, and cam and lug cooperation, the cam pass through the motor drive that crushing case outside set up.

Preferably; the crushing case right side discharge gate department rotate and be provided with the trident pole, and the outer wall cover of trident pole is equipped with and rotates a section of thick bamboo, is located the outer wall that rotates a section of thick bamboo and evenly is provided with arc hook material claw.

Preferably; the spreading mechanism comprises a spreading plate hinged at the discharge hole of the crushing box, a nail claw is arranged at the lower end of the spreading plate, a threaded column is arranged at the upper end of the spreading plate, a balancing weight is arranged on the threaded column, and the balancing weight is fixed through a nut fixed on the threaded column; the spreading plate is also provided with a cutting sleeve.

Preferably; the spreading mechanism also comprises a limiting groove arranged on the moving mechanism, an auxiliary rod is arranged in the limiting groove, a clamping hook is slidably arranged on the auxiliary rod, and a spring is further sleeved on the auxiliary rod.

Preferably; the moving mechanism comprises a bearing table, and a transmission crawler belt is arranged at the lower end of the bearing table.

The utility model has the beneficial effects that: 1. the wheat straw can be blocked by the arrangement of the material distribution rod, so that secondary grinding treatment is facilitated, and crushed wheat straw can be uniformly blanked on the other hand, so that the wheat straw is prevented from being piled up in one place, and the crushed wheat straw can be uniformly distributed in all places; when the wheat straw shreds uniformly fall on the material guide plate through the action of the material separating rod, in order to ensure that the wheat straw shreds continuously and uniformly fall, the motor drives the cam to be matched with the convex blocks, so that the material guide plate uniformly shakes to promote the wheat straw shreds to uniformly discharge along the discharge hole of the crushing box; and in order to prevent that the wheat stalk from being broken to block up the discharge gate at the in-process of ejection of compact, still guarantee that the ejection of compact is even, drive through the motor and rotate a section of thick bamboo rotation and make arc hook material claw with the even hook of material fall along the discharge gate.

2. The secondary crushing mechanism can ensure the crushing effect on wheat straw, and the crushing roller is arranged in a movable abdicating way, so that the crushing roller actively abdicates and moves when the crushing roller is blocked by the wheat straw to rotate, the wheat straw is convenient to fall off, and the continuous rotation of the crushing roller is effectively ensured.

Drawings

The utility model will be further described with reference to the drawings and examples.

Fig. 1 is a perspective cross-sectional view of the present utility model.

FIG. 2 is an internal cross-sectional view of the secondary pulverizing mechanism of the present utility model.

Fig. 3 is an enlarged view of a portion of fig. 1 according to the present utility model.

Fig. 4 is a top view of the spreading mechanism of the present utility model.

In the figure: 1. a moving mechanism; 11. a carrying platform; 12. a drive track; 2. a crushing box; 3. a feed box; 4. a primary pulverizing mechanism; 41. a guide cone; 42. crushing the rod; 43. a crushing knife; 44. a cross-sectional ring; 5. a secondary crushing mechanism; 51. a pulverizing roller; 52. a guide rod; 53. a rotating drum; 54. a rotating rod; 6. a blanking mechanism; 61. a material distributing rod; 62. a transmission rod; 63. an electric telescopic rod; 64. a material guide plate; 65. a cam; 66. a rotating cylinder; 67. arc-shaped hooking claws; 7. a spreading mechanism; 71. spreading plate; 72. nailing claws; 73. balancing weight; 74. a U-shaped cutting sleeve; 75. an auxiliary lever; 76. a hook.

Detailed Description

Embodiments of the present utility model are described below with reference to the accompanying drawings. In this process, to ensure clarity and convenience of description, the widths of the lines or the sizes of the constituent elements in the drawings may be exaggerated.

In addition, the terms below are defined based on functions in the present utility model, and may be different according to intention of an operator or convention. Accordingly, these terms are defined based on the entire contents of the present specification.

The utility model provides a still field device is smashed in agricultural wheat stalk recovery, includes moving mechanism 1, smashes case 2, feeding case 3, primary smashing mechanism 4, second grade smashing mechanism 5, feed mechanism 6 and stand material mechanism 7, moving mechanism 1 upper end install smashing case 2, smashing case 2's inside and being provided with feed mechanism 6 and second grade smashing mechanism 5, and second grade smashing mechanism 5 is located the top of feed mechanism 6, smashing case 2's upper end and being provided with feeding case 3, is located feeding case 3 inside and is provided with primary smashing mechanism, smashing case 2's lower extreme is provided with the discharge gate, is located discharge gate department and is provided with stand material mechanism 7.

The moving mechanism 1 comprises a bearing table 11, and a transmission crawler 12 is arranged at the lower end of the bearing table 11.

The primary crushing mechanism 4 comprises a guide cone 41 arranged in the feeding box 3, vertical crushing rods 42 are uniformly arranged on the outer wall of the lower end of the guide cone 41 through bearings, crushing cutters 43 are uniformly arranged on the crushing rods 42 from top to bottom, the crushing cutters 43 on two adjacent crushing rods 42 are mutually staggered, the lower ends of a plurality of crushing rods 42 are connected onto a section ring 44 in a common rotating mode, and the section ring 44 is arranged on the inner wall of the crushing box 2; the lower ends of the crushing rods 42 penetrate through the cross section ring 44 and are positioned at the lower end of the cross section ring 44, the outer walls of the crushing rods 42 at the lower end of the cross section ring 44 are provided with first toothed belt wheels, and the first toothed belt wheels are connected through a first belt; wherein the first belt is driven by a motor arranged on the lower end surface of the section ring 44; the cross section of the cross section ring 44 is of a triangular structure; the wheat straw is prevented from accumulating at the upper end of the cross-sectional ring 44.

The motor drives the crushing rods 42 to rotate simultaneously, and further drives the crushing knife 43 to crush the wheat straw in bundles preliminarily; and the crushing cutters 43 on two adjacent crushing rods 42 are staggered with each other, so that the crushing effect of wheat straw can be promoted, and the wheat straw can be cut off quickly.

The secondary crushing mechanism 5 comprises a plurality of crushing rollers 51 which are arranged in the crushing box 2 in parallel, guide holes are respectively formed in shaft heads at two ends of the crushing rollers 51, guide rods 52 are movably arranged in the guide holes, springs are respectively arranged on the outer walls of the guide rods 52 positioned at two sides of the shaft heads, the guide rods 52 are arranged in rotating drums 53, the rotating drums 53 positioned at the left side of the crushing rollers 51 are rotatably arranged on the inner wall of the crushing box 2, rotating rods 54 are fixedly connected with the rotating drums 53 positioned at the right side of the crushing rollers 51, the rotating rods 54 are rotatably arranged on the crushing box 2, the right ends of the rotating rods 54 penetrate through the crushing box 2 and are positioned at the outer part of the crushing box 2 and are provided with second-number toothed pulleys, and a plurality of second-number toothed pulleys are connected through second belts; wherein the second belt is driven by a motor arranged on the outer wall of the crushing box 2.

The wheat straw which is subjected to preliminary cutting treatment can be crushed by driving the crushing rollers 51 to synchronously rotate and roll mutually, so that the uniform crushing of the wheat straw is ensured, and in order to prevent the crushing rollers 51 from being blocked by the wheat straw, the effective driving of the crushing rollers 51 is ensured, and when the crushing rollers 51 are blocked by the wheat straw, the two ends of the crushing rollers 51 are movably connected to the outer walls of the guide rods 52, so that the whole displacement of the crushing rollers 51 is avoided when the crushing rollers are blocked; the wheat straw is convenient to fall off, and the continuous rotation of the crushing roller 51 is effectively ensured; the grinding effect of the secondary grinding mechanism 5 on wheat straw can be guaranteed, and the grinding roller 51 is arranged in a movable abdicating mode, so that the grinding roller 51 actively abdicates and moves when the grinding roller 51 is blocked by the wheat straw to rotate, the wheat straw is convenient to fall off, and the continuous rotation of the grinding roller 51 is effectively guaranteed.

The blanking mechanism 6 comprises a plurality of distributing rods 61 transversely arranged in the crushing box 2; the plurality of material distributing rods 61 are connected in series through evenly arranged longitudinally arranged transmission rods 62; both ends of the transmission rod 62 are provided with sliding blocks, the sliding blocks are arranged on the inner wall of the crushing box 2 in a sliding manner, and the inner wall of the crushing box 2 is uniformly provided with electric telescopic rods 63 connected with the sliding blocks.

The blanking mechanism 6 also comprises a material guide plate 64 which is hinged in the crushing box 2, and the material guide plate 64 is arranged in a way of being inclined left and right; the left end of the material guiding plate 64 is connected with the wall of the crushing box 2 in a sliding way; the left end of the material guide plate 64 is connected with the inner wall of the crushing box 2 through a spring; the outer wall of the lower end of the material guide plate 64 is provided with a convex block; the inside of the crushing box 2 is rotatably provided with a cam 65, the cam 65 is matched with the convex block, and the cam 65 is driven by a motor arranged outside the crushing box 2.

Crushing case 2 right side discharge gate department rotate and be provided with the trident pole, and the outer wall cover of trident pole is equipped with and rotates a section of thick bamboo 66, is located the outer wall that rotates a section of thick bamboo 66 and evenly is provided with arc hook material claw 67.

When the wheat straw is not completely crushed, the wheat straw can be blocked through the arrangement of the material distribution rod 61, so that secondary crushing treatment is facilitated, and the crushed wheat straw can be uniformly blanked through the arranged material distribution rod 61 on the other hand, so that the wheat straw is prevented from being crushed and accumulated in one place, and the crushed wheat straw can be uniformly crushed in all places; when the wheat straw shreds uniformly fall on the material guide plate 64 through the action of the material distribution rod 61, in order to ensure that the wheat straw shreds continuously and uniformly fall, the motor drives the cam 65 to be matched with the convex blocks, so that the material guide plate 64 uniformly shakes to promote the wheat straw shreds to uniformly discharge along the discharge port of the crushing box 2; and in order to prevent the crushed discharge gate that blocks up of straw at the in-process of ejection of compact, still guarantee that the ejection of compact is even, drive through the motor and rotate the section of thick bamboo 66 rotation and make arc hook material claw 67 with the even hook of material fall along the discharge gate.

The spreading mechanism 7 comprises a spreading plate 71 hinged at the discharge hole of the crushing box 2, a nail claw 72 is arranged at the lower end of the spreading plate 71, a threaded column is arranged at the upper end of the spreading plate 71, a balancing weight 73 is arranged on the threaded column, and the balancing weight 73 is fixed through a nut fixed on the threaded column; the spreading plate 71 is also provided with a U-shaped clamping sleeve 74.

The spreading mechanism 7 further comprises a limiting groove arranged on the moving mechanism 1, an auxiliary rod 75 is arranged in the limiting groove, a clamping hook 76 is slidably arranged on the auxiliary rod 75, and a spring is further sleeved on the auxiliary rod 75.

Before wheat straw is crushed and falls down along the discharge hole; the proper balancing weight 73 is selected to be mounted on the threaded column according to actual requirements, then the clamping hooks 76 are separated from the U-shaped clamping sleeve 74, so that the nails 72 drag the ground, and when wheat straw pieces fall down along the discharge hole, the wheat straw pieces can be uniformly spread through the action of the nails 72.

Specifically, the method comprises the following steps; the device is driven to move in the field by the moving mechanism 1, and in the moving process, bundles of wheat straws are conveyed into the feeding box 3, crushed by the primary crushing mechanism 4 and then fall into the crushing box 2, and then crushed by the secondary crushing mechanism 5; finally, after the crushing is finished, the materials are discharged through a discharging mechanism 6 and scattered in the field, and in the discharging process; the wheat straw is uniformly spread in the field under the action of the matching spreading mechanism 7.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (8)

1. The utility model provides a still field device is smashed in recovery of agricultural wheat stalk, includes moving mechanism (1), smashes case (2), feeding case (3), primary crushing mechanism (4), second grade crushing mechanism (5), unloading mechanism (6) and stand material mechanism (7), its characterized in that: the novel grinding machine is characterized in that a grinding box (2) is arranged at the upper end of the moving mechanism (1), a blanking mechanism (6) and a secondary grinding mechanism (5) are arranged in the grinding box (2), the secondary grinding mechanism (5) is located above the blanking mechanism (6), a feeding box (3) is arranged at the upper end of the grinding box (2), a primary grinding mechanism is arranged in the feeding box (3), a discharge hole is formed in the lower end of the grinding box (2), and a spreading mechanism (7) is arranged at the discharge hole; wherein:

the secondary crushing mechanism (5) comprises a plurality of crushing rollers (51) which are arranged in the crushing box (2) in parallel, guide holes are respectively formed in shaft heads at two ends of the crushing rollers (51), guide rods (52) are movably arranged in the guide holes, springs are respectively arranged on the outer walls of the guide rods (52) which are arranged at two sides of the shaft heads, the guide rods (52) are arranged in rotating drums (53), the rotating drums (53) which are arranged at the left side of the crushing rollers (51) are rotatably arranged on the inner wall of the crushing box (2), rotating rods (54) are fixedly connected with the rotating drums (53) at the right side of the crushing rollers (51), the rotating rods (54) are rotatably arranged on the crushing box (2), the right ends of the rotating rods (54) penetrate through the outer parts of the crushing box (2) and are provided with second-number toothed pulleys, and the second-number toothed pulleys are connected through second belts; wherein the second belt is driven by a motor arranged on the outer wall of the crushing box (2).

2. The agricultural straw recycling, crushing and returning device according to claim 1, wherein: the primary crushing mechanism (4) comprises a guide cone (41) arranged in the feeding box (3), vertical crushing rods (42) are uniformly arranged on the outer wall of the lower end of the guide cone (41) through bearings, crushing cutters (43) are uniformly arranged on the crushing rods (42) from top to bottom, the crushing cutters (43) on two adjacent crushing rods (42) are mutually staggered, the lower ends of a plurality of crushing rods (42) are connected onto a section ring (44) in a common rotation mode, and the section ring (44) is arranged on the inner wall of the crushing box (2); the lower ends of the crushing rods (42) penetrate through the cross-section ring (44) and are positioned at the lower end of the cross-section ring (44), the outer walls of the crushing rods (42) at the lower end of the cross-section ring (44) are provided with first-tooth belt wheels, and the first-tooth belt wheels are connected through a first belt; wherein the first belt is driven by a motor arranged on the lower end surface of the section ring (44); the cross section of the cross section ring (44) is of a triangular structure.

3. The agricultural straw recycling, crushing and returning device according to claim 1, wherein: the blanking mechanism (6) comprises a plurality of distributing rods (61) transversely arranged in the crushing box (2); a plurality of distributing rods (61) are connected in series through evenly arranged longitudinally arranged transmission rods (62); both ends of the transmission rod (62) are provided with sliding blocks, the sliding blocks are arranged on the inner wall of the crushing box (2) in a sliding manner, and the inner wall of the crushing box (2) is uniformly provided with electric telescopic rods (63) connected with the sliding blocks.

4. The agricultural straw recycling, crushing and returning device according to claim 3, wherein: the blanking mechanism (6) further comprises a material guide plate (64) which is hinged inside the crushing box (2), and the material guide plate (64) is arranged in a manner of being high on the left and low on the right; the left end of the guide plate (64) is connected with the wall of the crushing box (2) in a sliding way; the left end of the material guide plate (64) is connected with the inner wall of the crushing box (2) through a spring; the outer wall of the lower end of the material guide plate (64) is provided with a convex block; the inside that is located crushing case (2) rotates and is provided with cam (65), and cam (65) and lug cooperation, cam (65) pass through the motor drive that crushing case (2) outside set up.

5. The agricultural straw recycling, crushing and returning device according to claim 3, wherein: crushing case (2) right side discharge gate department rotate and be provided with the trident pole, and the outer wall cover of trident pole is equipped with and rotates section of thick bamboo (66), is located the outer wall of rotating section of thick bamboo (66) and evenly is provided with arc hook material claw (67).

6. The agricultural straw recycling, crushing and returning device according to claim 1, wherein: the spreading mechanism (7) comprises a spreading plate (71) hinged at the discharge hole of the crushing box (2), a nail claw (72) is arranged at the lower end of the spreading plate (71), a threaded column is arranged at the upper end of the spreading plate (71), a balancing weight (73) is arranged on the threaded column, and the balancing weight (73) is fixed through a nut fixed on the threaded column; the spreading plate (71) is also provided with a U-shaped cutting sleeve (74).

7. The agricultural straw recycling, crushing and returning device according to claim 6, wherein: the spreading mechanism (7) further comprises a limiting groove formed in the moving mechanism (1), an auxiliary rod (75) is arranged in the limiting groove, a clamping hook (76) is slidably mounted on the auxiliary rod (75), and a spring is further sleeved on the auxiliary rod (75).

8. The agricultural straw recycling, crushing and returning device according to claim 1, wherein: the moving mechanism (1) comprises a bearing table (11), and a transmission crawler belt (12) is arranged at the lower end of the bearing table (11).

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