CN220123489U - Smashing device for crop straws - Google Patents

Abstract

The utility model relates to the technical field of straw crushing, and discloses a crushing device for crop straw, which includes a box. The top of the box is connected with a hopper, and a crushing roller is provided inside the box. The crushing roller A screening plate is provided below, a rotating rod is rotatably connected to the inside of the box, and a number of stirring rods are fixedly connected to the surface of the rotating rod. A device for driving the rotating rod and the crushing roller is provided on the left side of the box. The rotating drive structure has a first motor fixed at the bottom of the left side of the box; the utility model can break up the fallen straw to facilitate subsequent better crushing processing, and can also blow air into the inside of the box. Inject hot air, so that the hot air can dry the damp straw, thereby facilitating subsequent crushing, and can also drive the cleaning plate to move to the right, so that the cleaning plate can clean the surface of the screening plate, thereby improving the filtration efficiency of the broken materials. Effect.

Description

A crushing device for crop straw

Technical field

The utility model relates to the technical field of straw crushing, specifically a crushing device for crop straw.

Background technique

Crop straw is the general term for the stems and leaves of mature crops. It usually refers to the remaining parts of wheat, rice, corn, potatoes, rape, cotton, sugar cane and other crops after harvesting the seeds. Straw can be used as feed for cattle and sheep, etc. After fermentation, it is made into organic fertilizer to provide nutrients needed for crop growth.

When straw is used to make feed or fermentation materials, it is necessary to use a crushing device to crush it. However, when the current crushing device crushes straw, due to part of the straw being damp, it will stick together when feeding the material, resulting in subsequent The crushing effect is poor, and most of the crushed straw will be filtered through the filter. Due to long-term filtration, the broken materials will easily block the filter holes, thus affecting the subsequent filtration effect.

Utility model content

The purpose of this utility model is to provide a crushing device for crop straw to solve the problems existing in the above background technology.

In order to achieve the above purpose, the present utility model provides the following technical solution: a crushing device for crop straw, including a box body, the top of the box body is connected with a hopper, and a crushing roller is provided inside the box body. A screening plate is provided below the roller, a rotating rod is rotatably connected to the inside of the box, and a number of stirring rods are fixedly connected to the surface of the rotating rod. A device for driving the rotating rod and a crushing roller is provided on the left side of the box. A driving structure for rotation. A first motor is fixed below the left side of the box. A screw is bolted to the output shaft of the first motor. The other end of the screw is rotatably connected to the inner wall of the box. The screw A screw sleeve is threadedly connected to the surface of the screw sleeve, a fixed rod is fixed at the bottom of the screw sleeve, a cleaning plate is fixed at the other end of the fixed rod, and a drying structure is provided on the back of the box.

Preferably, the driving structure includes a second motor, a driving wheel, a first gear, a second gear and a driven wheel. The second motor is fixed on the left side of the box, and the output shaft of the second motor is connected to the driving wheel respectively. The inner parts of the wheel and the first gear are fixed, the surface of the first gear meshes with the surface of the second gear, and the other sides of the first gear and the second gear are fixed to the rotating shafts of the two crushing rollers, so The driving wheel is connected to the driven wheel through a belt, and the inside of the driven wheel is fixed to the left end of the rotating rod.

Preferably, the drying structure includes a drying box, a fixing plate, a fan and a heating wire. The drying box is fixed on the back of the box, the fixing plate is fixed inside the drying box, and there are two fans. And they are all fixed inside the fixed plate. There are two heating wires, and they are all arranged in front of the fixed plate.

Preferably, a movable rod is fixed inside the box, a movable sleeve is movably connected to the surface of the movable rod, and the bottom of the movable sleeve is fixed to the top of the cleaning plate.

Preferably, guide plates are provided on both front and rear sides of the inner cavity of the box, and the guide plates are located above the two crushing rollers.

Preferably, a collection box is movably connected to the bottom of the inner cavity of the box, and a handle is provided on the surface of the collection box.

Compared with the existing technology, the beneficial effects of this utility model are as follows:

Through the setting of the rotating rod and the stirring rod, the utility model can break up the fallen straw to facilitate subsequent better crushing processing. At the same time, through the setting of the drying structure, hot air can be blown into the inside of the box, making the hot air The damp straw can be dried to facilitate subsequent crushing. Through the threaded connection between the screw and the screw sleeve, the cleaning plate can be driven to move to the right, so that the cleaning plate can clean the surface of the screening plate, thereby improving The effect of debris filtration.

Description of drawings

Figure 1 is a schematic diagram of the three-dimensional structure of the utility model;

Figure 2 is a schematic top view of the structure of the utility model;

Figure 3 is a schematic cross-sectional structural diagram of the utility model;

Figure 4 is a partial left side cross-sectional structural diagram of the utility model.

In the picture: 1. Box; 2. Hopper; 3. Rotating rod; 4. Mixing rod; 5. Crushing roller; 6. Driving structure; 61. Second motor; 62. Driving wheel; 63. First gear; 64. Second gear; 65. Driven wheel; 7. First motor; 8. Screw; 9. Thread sleeve; 10. Fixed rod; 11. Cleaning plate; 12. Screening plate; 13. Collection box; 14. Activities Rod; 15. Movable sleeve; 16. Deflector; 17. Drying structure; 171. Drying box; 172. Fixed plate; 173. Fan; 174. Heating wire.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

Please refer to Figure 1-4, a crushing device for crop straw, including a box 1, the top of the box 1 is connected with a hopper 2, a crushing roller 5 is provided inside the box 1, and a crushing roller 5 is provided below There is a screening plate 12, and a collection box 13 is movably connected to the bottom of the inner cavity of the box 1. A handle is provided on the surface of the collection box 13. Through the setting of the collection box 13, the crushed straw materials can be uniformly collected and processed. The box A rotating rod 3 is rotatably connected to the interior of 1, and a number of stirring rods 4 are fixedly connected to the surface of the rotating rod 3. A driving structure 6 for driving the rotating rod 3 and the crushing roller 5 to rotate is provided on the left side of the box 1. The box 1 The first motor 7 is fixed at the bottom of the left side. The output shaft of the first motor 7 is bolted with a screw 8. The other end of the screw 8 is rotationally connected to the inner wall of the box 1. The surface of the screw 8 is threadedly connected with a thread sleeve 9. A fixed rod 10 is fixed at the bottom of the sleeve 9, and a cleaning plate 11 is fixed at the other end of the fixed rod 10. A drying structure 17 is provided on the back of the box 1. Through the settings of the rotating rod 3 and the stirring rod 4, the fallen straw can be It is broken up to facilitate subsequent better crushing processing. At the same time, through the setting of the drying structure 17, hot air can be blown into the inside of the box 1, so that the hot air can dry the damp straw, thereby facilitating subsequent crushing. Through the screw The threaded connection between 8 and the screw sleeve 9 can drive the cleaning plate 11 to move to the right, so that the cleaning plate 11 can clean the surface of the screening plate 12, thereby improving the effect of filtering the broken materials.

The driving structure 6 includes a second motor 61, a driving wheel 62, a first gear 63, a second gear 64 and a driven wheel 65. The second motor 61 is fixed on the left side of the box 1, and the output shaft of the second motor 61 is connected to the driving wheel respectively. The inner parts of the wheel 62 and the first gear 63 are fixed, the surface of the first gear 63 meshes with the surface of the second gear 64, and the other sides of the first gear 63 and the second gear 64 are in contact with the rotating axes of the two crushing rollers 5. fixed, the driving wheel 62 is connected through the belt and the driven wheel 65, the inside of the driven wheel 65 is fixed to the left end of the rotating rod 3, when the straw is poured into the inside of the box 1, the second motor 61 can be started, and The driving wheel 62 and the first gear 63 are driven to rotate. As the driving wheel 62 rotates, the driven wheel 65 and the rotating rod 3 are driven to rotate through the belt, and the mixing rod 4 is driven to break up the fallen straw, which facilitates subsequent processing. The straw is better crushed, and the rotation of the first gear 63 will drive the second gear 64 to rotate, and drive the two crushing rollers 5 to rotate to the opposite side, thereby crushing the straw.

The drying structure 17 includes a drying box 171, a fixing plate 172, a fan 173 and a heating wire 174. The drying box 171 is fixed on the back of the box 1, the fixing plate 172 is fixed inside the drying box 171, there are two fans 173, and They are all fixed inside the fixed plate 172. There are two heating wires 174, and they are all arranged in front of the fixed plate 172. During the process of breaking up the straw, the heating wire 174 is heated first, and then the fan 173 is started. , and blow heated air into the interior of the box 1, thereby facilitating the drying of the straw and subsequent better crushing.

A movable rod 14 is fixed inside the box 1, and a movable sleeve 15 is movably connected to the surface of the movable rod 14. The bottom of the movable sleeve 15 is fixed to the top of the cleaning plate 11. Through the movable connection of the movable sleeve 15 inside the movable rod 14, The cleaning plate 11 can be auxiliary limited to facilitate its movement to the right, thereby facilitating the cleaning of the blocked debris on the screening plate 12 .

Deflectors 16 are provided on both front and rear sides of the inner cavity of the box 1. The deflectors 16 are located above the two crushing rollers 5. Through the arrangement of the deflectors 16, the scattered straw can be guided to facilitate the falling of the straw. The crushing process is performed between the two crushing rollers 5 .

Working principle: First, the driving structure 6 not only drives the two crushing rollers 5 to move to the opposite side, but also drives the rotating rod 3 to rotate, and at the same time drives the stirring rod 4 to rotate, and then the drying structure 17 energizes the box 1 The interior is heated, and then the straw can be poured into the interior of the box 1 through the hopper 2, so that the hot air blown out by the drying structure 17 can dry the damp straw. At the same time, through the rotation of the rotating rod 3 and the stirring rod 4, The straw is broken up, and the scattered straw will fall between the two crushing rollers 5 for crushing. The crushed straw will be filtered through the screening plate 12, and the straw that meets the size will fall into the collection box. 13 will be collected inside, and the non-conforming ones will fall on the surface of the screening plate 12 and accumulate. In order not to hinder the filtering effect, the first motor 7 can be started, and drive the screw 8 to rotate, and at the same time drive the screw sleeve 9 and fix it. The rod 10 and the cleaning plate 11 move to the right to push out the broken materials blocked on the surface of the screening plate 12.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that these entities or operations are mutually exclusive. any such actual relationship or sequence exists between them. Furthermore, the terms "comprises," "comprises," or any other variations thereof are intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus that includes a list of elements includes not only those elements, but also those not expressly listed other elements, or elements inherent to the process, method, article or equipment. Without further limitation, an element defined by the statement "comprises a..." does not exclude the presence of additional identical elements in a process, method, article, or apparatus that includes the stated element.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art will understand that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention. , substitutions and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a reducing mechanism for crop straw, includes box (1), the top intercommunication of box (1) has into hopper (2), the inside of box (1) is provided with crushing roller (5), the below of crushing roller (5) is provided with screening board (12), its characterized in that: the inside rotation of box (1) is connected with rotary rod (3), the fixed surface of rotary rod (3) is connected with a plurality of puddlers (4), the left side of box (1) is provided with and is used for driving rotary rod (3) and crushing roller (5) and carries out pivoted drive structure (6), the left below of box (1) is fixed with first motor (7), the output shaft bolt of first motor (7) has screw rod (8), the other end of screw rod (8) is connected with the inner wall rotation of box (1), the surface threaded connection of screw rod (8) has swivel nut (9), the bottom of swivel nut (9) is fixed with dead lever (10), the other end of dead lever (10) is fixed with cleaning plate (11), the back of box (1) is provided with drying structure (17).

2. The crushing device for crop stalks as claimed in claim 1, wherein: the driving structure (6) comprises a second motor (61), a driving wheel (62), a first gear (63), a second gear (64) and a driven wheel (65), wherein the second motor (61) is fixed on the left side of the box body (1), an output shaft of the second motor (61) is respectively fixed with the driving wheel (62) and the inside of the first gear (63), the surface of the first gear (63) is meshed with the surface of the second gear (64), the other sides of the first gear (63) and the second gear (64) are fixed with rotating shafts of two crushing rollers (5), the driving wheel (62) is connected with the driven wheel (65) in a transmission mode through a belt, and the inside of the driven wheel (65) is fixed with the left end of the rotating rod (3).

3. The crushing device for crop stalks as claimed in claim 1, wherein: drying structure (17) are including drying box (171), fixed plate (172), fan (173) and heater strip (174), the back at box (1) is fixed to drying box (171), fixed plate (172) are fixed in the inside of drying box (171), the quantity of fan (173) has two, and they all fix in the inside of fixed plate (172), the quantity of heater strip (174) has two, and they all set up in the place ahead of fixed plate (172).

4. The crushing device for crop stalks as claimed in claim 1, wherein: the inside of box (1) is fixed with movable rod (14), the surface swing joint of movable rod (14) has movable sleeve (15), the bottom of movable sleeve (15) is fixed with the top of cleaning board (11).

5. The crushing device for crop stalks as claimed in claim 1, wherein: guide plates (16) are arranged on the front side and the rear side of the inner cavity of the box body (1), and the guide plates (16) are located above the two crushing rollers (5).

6. The crushing device for crop stalks as claimed in claim 1, wherein: the bottom of the inner cavity of the box body (1) is movably connected with a collecting box (13), and a handle is arranged on the surface of the collecting box (13).