CN219352428U - Corn stalk reducing mechanism - Google Patents
Corn stalk reducing mechanism Download PDFInfo
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- CN219352428U CN219352428U CN202320750774.0U CN202320750774U CN219352428U CN 219352428 U CN219352428 U CN 219352428U CN 202320750774 U CN202320750774 U CN 202320750774U CN 219352428 U CN219352428 U CN 219352428U
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Abstract
The utility model discloses a corn stalk crushing device, which comprises a crushing box, a first crushing roller group, a second crushing roller group, a third crushing roller and a fourth crushing roller; the left and right sides in the crushing box are symmetrically provided with a first crushing roller group and a second crushing roller group, and the middle part in the crushing box is provided with a third powder and a fourth crushing roller; the third crushing roller is positioned below the first crushing roller group and the second crushing roller group; the fourth crushing roller is positioned right below the third crushing roller; an arc stainless steel screen plate is arranged below the fourth crushing roller; the inner wall of the crushing box is provided with a collecting plate, an opening at the upper end of the collecting plate is positioned above the first crushing roller group and the second crushing roller group, and the lower end of the collecting plate is in sliding connection with two side walls of the stainless steel net plate through a guide plate; the back of the stainless steel net plate is provided with a lifting device. The utility model changes the traditional mode of crushing the cornstalk by the corn single crushing wheel, and more fully and efficiently crushes the cornstalk by the combined crushing mode of the first crushing roller group, the second crushing roller group, the third crushing roller group and the fourth crushing roller group.
Description
Technical Field
The utility model relates to the technical field of crop straw treatment, in particular to a corn straw smashing device.
Background
Straw is a generic term for the ear, stem and leaf parts of mature crops, and is generally the remainder of wheat, rice, corn, potatoes, oilseed rape, cotton, sugarcane and other crops after harvesting seeds. In the past, the on-site treatment is carried out by burning the straws, but along with the rapid development of China and the requirement of multiple green economic development, the straws are recyclable, various modern machines are used more and more commonly, the automation degree is higher and higher, however, in the whole crop straw crushing process, the updating of crushing mechanical equipment is not enough in time, especially the corn straws are longer and stronger than the wheat and rice straws, the crushing degree of the traditional straw crusher on the corn straws is poorer, a plurality of operations are generally needed to crush long strips, leaves, whiskers and the like in the straws, the crushing operation efficiency is low, and the recycling difficulty is high.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model aims to provide a corn straw smashing device.
The utility model is realized by adopting the following technical scheme:
a corn stalk crushing device comprises a crushing box, a first crushing roller set, a second crushing roller set, a third crushing roller and a fourth crushing roller; the upper part of the crushing box is provided with a feed inlet, the lower part of the crushing box is provided with a discharge outlet, the left side and the right side of the inside of the crushing box are symmetrically provided with a first crushing roller group and a second crushing roller group, and the middle part of the inside of the crushing box is provided with a third crushing roller and a fourth crushing roller; the third crushing roller is positioned below the first crushing roller group and the second crushing roller group; the fourth crushing roller is positioned right below the third crushing roller; an arc stainless steel screen plate is arranged below the fourth crushing roller; the inner wall of the crushing box is provided with a collecting plate, an opening at the upper end of the collecting plate is positioned above the first crushing roller group and the second crushing roller group, and the lower end of the collecting plate is in sliding connection with two side walls of the stainless steel net plate through a guide plate; the back of the stainless steel net plate is provided with a lifting device.
Further, the first crushing roller set and the second crushing roller set have the same structure; the second crushing roller group comprises a crushing roller group transmission shaft, a first motor and two rollers which are vertically distributed; two rollers which are vertically distributed are respectively provided with a crushing cylinder group transmission shaft along the axis direction; the parts of the two crushing cylinder group transmission shafts exposed outside the crushing box are meshed and transmitted through a first transmission meshing gear set; one crushing cylinder group transmission shaft is in driving connection with a first motor; the first motor is arranged on the first supporting plate; the first supporting plate is fixed on the outer wall of the crushing box.
Further, a third crushing roller transmission shaft and a fourth crushing roller transmission shaft are respectively arranged on the third crushing roller and the fourth crushing roller along the axial direction; the third crushing roller transmission shaft and the fourth crushing roller transmission shaft are in meshed transmission through a second transmission meshing gear set; the fourth crushing cylinder transmission shaft is in driving connection with the second motor; the second motor is fixed on the second supporting plate; the second supporting plate is fixed on the outer wall of the crushing box; the diameter of the fourth crushing roller is 3-5 times of the diameter of the third crushing roller.
Further, the lifting device comprises a lifting plate, an electric push rod and a third supporting plate; third support plates are arranged on the outer walls of the left side and the right side of the crushing box 1; the two third support plates are respectively provided with an electric push rod; the lifting plate is fixed on the back surface of the stainless steel screen plate, and the lower end of the part of which both ends are exposed out of the crushing box is provided with a reinforcing plate; the lower surface of the reinforcing plate is fixedly connected with the upper end of the electric push rod.
Further, the guide plate is obliquely arranged, and the angle between the guide plate and the horizontal plane is 40-75 degrees.
Further, sliding ribs are arranged on two sides of the stainless steel screen plate; the guide plate is provided with a sliding groove corresponding to the sliding rib, and the sliding rib can be in sliding connection in the sliding groove.
The utility model has the following beneficial effects:
(1) The utility model can crush corn stalks for multiple times by the same equipment, and the crushing efficiency is greatly improved;
(2) When the straws are crushed, the blanking is smooth, and the blockage is not easy to cause;
(3) After the corn stalks enter the crushing device, the corn stalks can be completely crushed, and the crushing effect is good.
Drawings
FIG. 1 is a schematic diagram of a front cross-sectional structure of the present utility model.
Fig. 2 is a right-side view of the present utility model.
Fig. 3 is a schematic diagram of a connection structure of a guide plate and a stainless steel mesh plate.
Fig. 4 is an enlarged and exploded view of the structure at H.
Wherein: a pulverizing box 1; a first pulverizing roller group 2; a collecting plate 3; a second pulverizing roller group 4; a third pulverizing roller 5; a fourth pulverizing roller 6; a guide plate 7; stainless steel mesh plate 8; a lifting plate 9; an electric putter 10; a third support plate 11; a crushing cylinder group transmission shaft 12; a first motor 13; a first support plate 14; a first drive engagement gearset 15; a third pulverizing cylinder drive shaft 16; a second drive engagement gearset 17; a second motor 18; a second support plate 19; a reinforcing plate 20; a fourth pulverizing cylinder drive shaft 21; a feed inlet 101; a discharge port 102; a sliding groove 701; sliding bar 801.
Detailed Description
The utility model will be further described with reference to specific embodiments and drawings.
As shown in fig. 1 to 4, a corn stalk crushing apparatus includes a crushing box 1, a first crushing roller group 2, a second crushing roller group 4, a third crushing roller 5, and a fourth crushing roller 6; the upper part of the crushing box 1 is provided with a feed inlet 101, the lower part of the crushing box 1 is provided with a discharge outlet 102, the left side and the right side in the crushing box 1 are symmetrically provided with a first crushing roller group 2 and a second crushing roller group 4, and the middle part in the crushing box 1 is provided with a third crushing roller 5 and a fourth crushing roller 6; the third crushing roller 5 is positioned below the first crushing roller group 2 and the second crushing roller group 4; the fourth crushing roller 6 is positioned right below the third crushing roller 5; an arc-shaped stainless steel net plate 8 is arranged below the fourth crushing roller 6; the inner wall of the crushing box 1 is provided with a collecting plate 3, an opening at the upper end of the collecting plate 3 is positioned above the first crushing roller set 2 and the second crushing roller set 4, and the lower end of the collecting plate is in sliding connection with two side walls of a stainless steel net plate 8 through a guide plate 7; the back of the stainless steel net plate 8 is provided with a lifting device. The first crushing roller set 2 and the second crushing roller set 4 are used for carrying out preliminary crushing on straws, the third crushing roller set 5 is used for carrying out further crushing, the crushed powder of the straws is dispersed, then the dispersed crushed powder and the straws which are not completely crushed pass through the crushing of the fourth crushing roller set 6, the arc-shaped stainless steel net plate 8 is moved upwards through the lifting device, and the crushed powder on the stainless steel net plate 8 is crushed again by pressure contact with the bottom crushing teeth of the fourth crushing roller set 6, so that the effect of complete crushing is realized.
As a preferred embodiment, as shown in fig. 2, the first crushing roller group 2 and the second crushing roller group 4 have the same structure; the second crushing roller set 4 comprises a crushing roller set transmission shaft 12, a first motor 13 and two rollers which are vertically distributed; the two rollers which are vertically distributed are respectively provided with a crushing cylinder group transmission shaft 12 along the axis direction; the parts of the two crushing cylinder group transmission shafts 12 exposed outside the crushing box 1 are meshed and transmitted through a first transmission meshing gear set 15; one crushing cylinder group transmission shaft 12 is in driving connection with a first motor 13; the first motor 13 is arranged on a first support plate 14; the first support plate 14 is fixed to the outer wall of the pulverizing box 1. The first crushing roller set 2 and the second crushing roller set 4 have the same structure and are distributed on two sides of the inside of the crushing box 1, and screwing-in type preliminary crushing is carried out on the entering corn straws.
As a preferred embodiment, as shown in fig. 2, the third pulverizing cylinder 5 and the fourth pulverizing cylinder 6 are provided with a third pulverizing cylinder drive shaft 16 and a fourth pulverizing cylinder drive shaft 21, respectively, in the axial direction; the third crushing roller transmission shaft 16 and the fourth crushing roller transmission shaft 21 are in meshed transmission through a second transmission meshing gear set 17; the fourth crushing cylinder transmission shaft 21 is in driving connection with the second motor 18; the second motor 18 is fixed on a second support plate 19; the second supporting plate 19 is fixed on the outer wall of the crushing box 1; the diameter of the fourth pulverizing cylinder 6 is 3-5 times the diameter of the third pulverizing cylinder 5. By the combined crushing of the third crushing roller 5 and the fourth crushing roller 6, a higher crushing efficiency can be achieved.
As a preferred embodiment, as shown in fig. 1 and 2, the lifting device includes a lifting plate 9, an electric push rod 10, and a third support plate 11; third support plates 11 are arranged on the outer walls of the left side and the right side of the crushing box 1; the two third support plates 11 are respectively provided with an electric push rod 10; the lifting plate 9 is fixed on the back surface of the stainless steel screen plate 8, and a reinforcing plate 20 is arranged at the lower end of the part of which the two ends are exposed out of the crushing box 1; the lower surface of the reinforcing plate 20 is fixedly connected with the upper end of the electric push rod 10. The lifting plate 9 of the lifting device drives the stainless steel net plate 8 to move upwards by providing power through the electric push rod 10, so that the powder on the stainless steel net plate 8 is crushed with the bottom crushing teeth of the fourth crushing roller 6 again in a pressure contact mode, the effect of complete crushing is achieved, and the arrangement of the reinforcing plate 20 ensures that the acting force of the electric push rod 10 on the stainless steel net plate 8 is more uniform.
As a preferred embodiment, as shown in fig. 3, the guide plate 7 is inclined at an angle of 40-75 degrees with respect to the horizontal. This structural arrangement enables the crushed powder to slide down onto the stainless steel mesh plate 8 on the guide plate 7 and further crushing.
As a preferred embodiment, as shown in fig. 4, sliding ribs 801 are arranged on two sides of the stainless steel mesh plate 8; the guide plate 7 is provided with a sliding groove 701 corresponding to the sliding rib 801, the sliding rib 801 can be slidably connected in the sliding groove 701, and by the structure, the stainless steel screen 8 is slidably connected in the sliding groove 701 under the power of the electric push rod 10, so as to move up and down.
While the utility model has been described and illustrated in detail in the foregoing description with reference to specific embodiments thereof, it should be noted that various equivalent changes and modifications could be made to the above described embodiments without departing from the spirit of the utility model as defined by the appended claims.
Claims (6)
1. A corn stalk crushing device comprises a crushing box, a first crushing roller set, a second crushing roller set, a third crushing roller and a fourth crushing roller; the method is characterized in that: the upper part of the crushing box is provided with a feed inlet, the lower part of the crushing box is provided with a discharge outlet, the left side and the right side of the inside of the crushing box are symmetrically provided with a first crushing roller group and a second crushing roller group, and the middle part of the inside of the crushing box is provided with a third crushing roller and a fourth crushing roller; the third crushing roller is positioned below the first crushing roller group and the second crushing roller group; the fourth crushing roller is positioned right below the third crushing roller; an arc stainless steel screen plate is arranged below the fourth crushing roller; the inner wall of the crushing box is provided with a collecting plate, an opening at the upper end of the collecting plate is positioned above the first crushing roller group and the second crushing roller group, and the lower end of the collecting plate is in sliding connection with two side walls of the stainless steel net plate through a guide plate; the back of the stainless steel net plate is provided with a lifting device.
2. The corn stover comminution device of claim 1, wherein: the first crushing roller set and the second crushing roller set have the same structure; the second crushing roller group comprises a crushing roller group transmission shaft, a first motor and two rollers which are vertically distributed; two rollers which are vertically distributed are respectively provided with a crushing cylinder group transmission shaft along the axis direction; the parts of the two crushing cylinder group transmission shafts exposed outside the crushing box are meshed and transmitted through a first transmission meshing gear set; one crushing cylinder group transmission shaft is in driving connection with a first motor; the first motor is arranged on the first supporting plate; the first supporting plate is fixed on the outer wall of the crushing box.
3. The corn stover comminution device of claim 1, wherein: the third crushing roller and the fourth crushing roller are respectively provided with a third crushing roller transmission shaft and a fourth crushing roller transmission shaft along the axial direction; the third crushing roller transmission shaft and the fourth crushing roller transmission shaft are in meshed transmission through a second transmission meshing gear set; the fourth crushing cylinder transmission shaft is in driving connection with the second motor; the second motor is fixed on the second supporting plate; the second supporting plate is fixed on the outer wall of the crushing box; the diameter of the fourth crushing roller is 3-5 times of the diameter of the third crushing roller.
4. The corn stover comminution device of claim 1, wherein: the lifting device comprises a lifting plate, an electric push rod and a third supporting plate; third support plates are arranged on the outer walls of the left side and the right side of the crushing box; the two third support plates are respectively provided with an electric push rod; the lifting plate is fixed on the back surface of the stainless steel screen plate, and the lower end of the part of which both ends are exposed out of the crushing box is provided with a reinforcing plate; the lower surface of the reinforcing plate is fixedly connected with the upper end of the electric push rod.
5. The corn stover comminution device of claim 1, wherein: the guide plates are obliquely arranged, and the angle between the guide plates and the horizontal plane is 40-75 degrees.
6. The corn stover comminution device of claim 1, wherein: sliding ribs are arranged on two sides of the stainless steel screen plate; the guide plate is provided with a sliding groove corresponding to the sliding rib, and the sliding rib can be in sliding connection in the sliding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320750774.0U CN219352428U (en) | 2023-04-07 | 2023-04-07 | Corn stalk reducing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320750774.0U CN219352428U (en) | 2023-04-07 | 2023-04-07 | Corn stalk reducing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219352428U true CN219352428U (en) | 2023-07-18 |
Family
ID=87150069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320750774.0U Active CN219352428U (en) | 2023-04-07 | 2023-04-07 | Corn stalk reducing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219352428U (en) |
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2023
- 2023-04-07 CN CN202320750774.0U patent/CN219352428U/en active Active
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