CN209901399U

CN209901399U - Straw pulverizer

Info

Publication number: CN209901399U
Application number: CN201920496763.8U
Authority: CN
Inventors: 许兆彦; 赵兴云; 王莉; 李永刚; 李正兵; 何玉伟
Original assignee: Jinta County Golden Herbage Professional Cooperative
Current assignee: Jinta County Golden Herbage Professional Cooperative
Priority date: 2019-04-13
Filing date: 2019-04-13
Publication date: 2020-01-07
Anticipated expiration: 2029-04-13

Abstract

The utility model discloses a straw pulverizer, which comprises a shell, wherein the top end of the shell is provided with a feed hopper, the bottom end of the shell is provided with a screw conveyor, and one end of the screw conveyor is provided with a discharge hole; a feeding roller A and a feeding roller B are horizontally arranged at the bottom of the feeding hopper in parallel, and a plurality of feeding teeth are uniformly distributed on the feeding roller A and the feeding roller B; a crushing main shaft and a screen are arranged in the shell, two ends of the crushing main shaft are rotatably connected with the shell, one end of the crushing main shaft extends out of the shell and is in transmission connection with a motor A, and a fan is fixedly arranged at one end of the crushing main shaft; the screen is arranged below the crushing main shaft; the shell is also provided with an air pipe; the utility model discloses having set up the fan in crushing main shaft one side, having set up the tuber pipe at the casing opposite side, dust granule after the fan will be smashed and tiny powder blow in the tuber pipe through the fan and get into dust collecting equipment in rubbing crusher work process, heavier straw fibre then gets into screw conveyer through the screen cloth and gets into next process, has realized the separation of dust granule, has improved the work efficiency of follow-up production process.

Description

Straw pulverizer

Technical Field

The utility model relates to a crop straw processing field specifically is a straw rubbing crusher.

Background

The crop straw particles are the main feed source of livestock, the straws need to be crushed before the forage grass particles are granulated, soil blocks and dust are easily mixed in the straw during the collection process, and the crushed straws are mixed in the straw powder to influence the quality of the forage grass particles. The existing straw pulverizer cannot separate dust particles, pulverized straw powder is completely dedusted by dedusting equipment, the production efficiency is low, and subsequent production is influenced. Meanwhile, the existing straw pulverizer does not have a stirring device and an auxiliary feeding device in the working process, and the crop straws are longer, so that the material blockage phenomenon easily occurs in the working process, and the working efficiency of the straw pulverizer is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a straw pulverizer capable of preventing material blockage and having a dust separation function is provided.

In order to solve the technical problem, the straw pulverizer comprises a shell, wherein a feed hopper is arranged at the top end of the shell, a spiral conveyor is arranged at the bottom end of the shell, and a discharge hole is formed in one end of the spiral conveyor; a feeding roller A and a feeding roller B are horizontally arranged at the bottom of the feeding hopper in parallel, the feeding roller A and the feeding roller B are rotationally connected with the feeding hopper, a plurality of feeding teeth are uniformly distributed on the feeding roller A and the feeding roller B, the power of the feeding roller A and the power of the feeding roller B are respectively from a motor C and a motor D, and the power of the screw conveyor is from a motor B; a crushing main shaft and a screen are arranged in the shell, two ends of the crushing main shaft are rotatably connected with the shell, one end of the crushing main shaft extends out of the shell and is in transmission connection with a motor A, and a fan is fixedly arranged at one end of the crushing main shaft and is positioned in the shell; the screen is arranged below the crushing main shaft and fixedly connected with the shell, a plurality of hammer frames and spacer sleeves are further fixedly arranged on the crushing main shaft at uniform intervals, and the hammer frames are provided with hammer sheets through hammer sheet pins; the shell is also provided with an air pipe; and the motor A, the motor B, the motor C and the motor D are controlled by the control box.

Further, the middle part of the feed hopper is also rotatably provided with a stirring roller, and a plurality of stirring teeth are fixedly arranged on the stirring roller; one end of the stirring roller is fixedly connected with the output end of a motor E, and the motor E is controlled by the control box.

Furthermore, an auxiliary feeding roller is rotatably arranged in the shell and positioned below the feeding roller A, feeding teeth are uniformly distributed on the auxiliary feeding roller, and one end of the auxiliary feeding roller is in transmission connection with the feeding roller A.

Furthermore, a plurality of comb teeth are fixedly arranged at the bottom of the feed hopper, and are respectively arranged below the feeding roller A and the feeding roller B and are distributed at intervals with the feeding teeth.

Further, the feeder hopper outside is provided with motor backup pad A, motor backup pad B respectively, motor C fixed set up in on the motor backup pad A, motor D fixed set up in on the motor backup pad B.

Further, the air pipe is positioned on one side of the shell body far away from the fan.

Further, the fixed motor backup pad C that is provided with in the outside of feeder hopper, motor E fixed set up in on the motor backup pad C.

Compared with the prior art, the utility model has the following advantage:

(1) the utility model discloses having set up the fan in crushing main shaft one side, having set up the tuber pipe at the casing opposite side, dust granule after the fan will be smashed and tiny powder blow in the tuber pipe through the fan and get into dust collecting equipment in rubbing crusher work process, heavier straw fibre then gets into screw conveyer through the screen cloth and gets into next process, has realized the separation of dust granule, has improved the work efficiency of follow-up production process.

(2) The utility model discloses set up the stirring roller on the feeder hopper, stirred the straw in the feeder hopper in rubbing crusher working process, avoided taking place the putty phenomenon in the feeder hopper, guaranteed going on smoothly of production process.

(3) The utility model discloses set up supplementary feeding roller in feed roller A below, avoided taking place the putty phenomenon between crushing main shaft and feed roller, can send longer straw into simultaneously and smash between main shaft and the casing, smash, further improved rubbing crusher's work efficiency.

(4) The utility model discloses set up the broach respectively in feed roll A, feed roll B below, can avoid the feed roll to take the straw out of from the casing at the pivoted in-process.

(5) The utility model discloses two feed rolls are respectively through two motor drive, have avoided two feed rolls to block the appearance of dead phenomenon simultaneously.

Drawings

Fig. 1 is a front sectional view of the present invention.

Fig. 2 is a right side view of fig. 1.

Fig. 3 is a cross-sectional view of fig. 2.

Fig. 4 is a left side view of fig. 1.

In the figure: 1. the device comprises a feed hopper, 2, a shell, 3, a crushing main shaft, 4, a screw conveyor, 5, a screen, 6, a hammer frame, 7, a spacer bush, 8, a hammer piece pin, 9, a hammer piece, 10, a fan, 11, an air pipe, 12, a motor A, 13, a motor B, 14, comb teeth, 15, a feeding roller A, 16, a feeding roller B, 17, feeding teeth, 18, a motor C, 19, a motor D, 20, a stirring roller, 21, stirring teeth, 22, a motor E, 23, an auxiliary feeding roller, 24, a motor supporting plate A, 25, a motor supporting plate B, 26, a motor supporting plate C, 27, feeding teeth, 28 and a discharge port.

Detailed Description

As shown in fig. 1, 2, 3 and 4, the straw pulverizer comprises a shell 2, wherein a feed hopper 1 is arranged at the top end of the shell 2, a screw conveyor 4 is arranged at the bottom end of the shell 2, and a discharge hole 28 is formed at one end of the screw conveyor 4; a feeding roller A15 and a feeding roller B16 are horizontally arranged at the bottom of the feed hopper 1 in parallel, the feeding roller A15 and the feeding roller B16 are rotatably connected with the feed hopper 1, a plurality of feeding teeth 17 are uniformly distributed on the feeding roller A15 and the feeding roller B16, the power of the feeding roller A15 and the power of the feeding roller B16 are respectively from a motor C18 and a motor D19, and the power of the spiral conveyor 4 is from a motor B13; a crushing main shaft 3 and a screen 5 are arranged in the shell 2, two ends of the crushing main shaft 3 are rotatably connected with the shell 2, one end of the crushing main shaft 3 extends out of the shell 2 to be in transmission connection with a motor A12, one end of the crushing main shaft 3 is also fixedly provided with a fan 10, and the fan 10 is positioned in the shell 2; the screen 5 is arranged below the crushing main shaft 3, the screen 5 is fixedly connected with the shell 2, a plurality of hammer frames 6 and spacer bushes 7 are further uniformly and fixedly arranged on the crushing main shaft 3 at intervals, and the hammer frames 6 are provided with hammer sheets 9 through hammer sheet pins 8; the shell 2 is also provided with an air pipe 11; the motor A12, the motor B13, the motor C18 and the motor D19 are all controlled by the control box.

Preferably, the middle part of the feed hopper 1 is also rotatably provided with a stirring roller 20, and the stirring roller 20 is fixedly provided with a plurality of stirring teeth 21; one end of the stirring roller 20 is fixedly connected with the output end of the motor E22, the motor E22 is controlled by the control box, and the phenomenon of vehicle blockage inside the feed hopper 1 is avoided by stirring the stirring roller 20.

Preferably, the inside still rotation of casing 2 is provided with supplementary feed roller 23, and supplementary feed roller 23 is located feed roller A15 below, and evenly distributed has feed teeth 27 on the supplementary feed roller 23, and the one end and the feed roller A15 transmission of supplementary feed roller 23 are connected, have played the effect of feed through supplementary feed roller 23 and have sent into the straw between crushing main shaft 3 and the casing 2, avoid the putty phenomenon, improve rubbing crusher's work efficiency.

Preferably, a plurality of comb teeth 14 are fixedly arranged at the bottom of the feed hopper 1, the comb teeth 14 are respectively arranged below the feed roller A15 and the feed roller B16 and are distributed at intervals with the feed teeth 17, the feed teeth 17 are uniformly distributed on the feed roller A15 and the feed roller B16, and the feed teeth 17 penetrate through the intervals of the comb teeth 14 when rotating along with the feed roller A15 and the feed roller B16, so that the feed teeth 17 on the feed roller A15 and the feed roller B16 are prevented from taking out the straws in the housing 2.

Preferably, a motor support plate a24 and a motor support plate B25 are respectively arranged outside the feeding hopper 1, the motor C18 is fixedly arranged on the motor support plate a24, and the motor D19 is fixedly arranged on the motor support plate B25.

Preferably, the air duct 11 is located on a side of the housing 2 remote from the fan 10, so that the pulverized dust particles can better enter the air duct, and the separation of the dust particles is improved.

Preferably, a motor support plate C26 is fixedly arranged on the outer side of the feeding hopper 1, and a motor E22 is fixedly arranged on the motor support plate C26.

The working process of the utility model is as follows:

before the crusher works, the control box is electrified, and the motor A12, the motor B13, the motor C18, the motor D19 and the motor E22 are started through the control box to drive the crusher to work.

When the straw feeding device works, straws are fed into the feeding hopper 1, the feeding roller A15 and the feeding roller B16 are driven by the motor C18 and the motor D19 respectively to rotate relatively, and the straws are fed into the shell 2 from the feeding hopper 1; the comb teeth 14 arranged at the bottom of the feed hopper 1 prevent the feed teeth 17 on the feed roller A15 and the feed roller B16 from taking out the straws in the shell 2, the stirring roller 20 arranged in the feed hopper 1 is driven by the motor E22 to rotate, and the stirring teeth 21 fixedly arranged on the stirring roller 20 stir the straws in the feed hopper 1 to avoid material blockage; the crushing main shaft 3 is driven by a motor A12 to rotate at a high speed, the crushing main shaft 3 drives the hammer frame 6 to rotate, and further drives the hammer sheet 9 to rotate at a high speed along the crushing main shaft 3, and the straws fed into the shell 2 by the feed roller A15 and the feed roller B16 are crushed by the hammer sheet 9 rotating at a high speed; the auxiliary feeding roller 23 arranged inside the shell 2 is in transmission connection with the feeding roller A15, under the driving of a motor C18, the straws in the shell 2 are stirred, the blockage is prevented, and meanwhile, longer straws are sent to the crushing main shaft 3 to be crushed; the straw and the impurities such as soil blocks and dust mixed in the straw are crushed into impurity powder by the hammer sheet 9, the fan 10 arranged on one side of the crushing main shaft 3 rotates at a high speed along with the rotation of the crushing main shaft 3, the impurity powder is blown into the air pipe 11 in the rotating process, the air pipe 11 is connected with dust removal equipment, and the straw powder mixed in the impurity powder is separated by the dust removal equipment and then recycled; the straw is crushed into proper granularity by the hammer 9 and then enters the screw conveyor 4 through the screen 5, and the screw conveyor 4 conveys the straw powder out of the discharge port 28 under the driving of the motor B13.

Claims

1. A straw pulverizer comprises a shell (2), wherein a feed hopper (1) is arranged at the top end of the shell (2), a spiral conveyor (4) is arranged at the bottom end of the shell, and a discharge hole (28) is formed in one end of the spiral conveyor (4); a feeding roller A (15) and a feeding roller B (16) are horizontally arranged at the bottom of the feed hopper (1) in parallel, the feeding roller A (15) and the feeding roller B (16) are rotatably connected with the feed hopper (1), a plurality of feeding teeth (17) are uniformly distributed on the feeding roller A (15) and the feeding roller B (16), the power of the feeding roller A (15) and the power of the feeding roller B (16) are respectively from a motor C (18) and a motor D (19), and the power of the spiral conveyor (4) is from a motor B (13); the method is characterized in that: a crushing main shaft (3) and a screen (5) are arranged in the shell (2), two ends of the crushing main shaft (3) are rotatably connected with the shell (2), one end of the crushing main shaft extends out of the shell (2) and is in transmission connection with a motor A (12), one end of the crushing main shaft (3) is also fixedly provided with a fan (10), and the fan (10) is positioned in the shell (2); the screen (5) is arranged below the crushing main shaft (3), the screen (5) is fixedly connected with the shell (2), a plurality of hammer frames (6) and spacer bushes (7) are further uniformly and fixedly arranged on the crushing main shaft (3) at intervals, and hammer sheets (9) are arranged on the hammer frames (6) through hammer sheet pins (8); an air pipe (11) is also arranged on the shell (2); and the motor A (12), the motor B (13), the motor C (18) and the motor D (19) are controlled by the control box.

2. The straw pulverizer as claimed in claim 1, wherein: the middle part of the feed hopper (1) is also rotatably provided with a stirring roller (20), and a plurality of stirring teeth (21) are fixedly arranged on the stirring roller (20); one end of the stirring roller (20) is fixedly connected with the output end of a motor E (22), and the motor E (22) is controlled by the control box.

3. The straw pulverizer as claimed in claim 1, wherein: an auxiliary feeding roller (23) is further rotatably arranged in the shell (2), the auxiliary feeding roller (23) is located below the feeding roller A (15), feeding teeth (27) are uniformly distributed on the auxiliary feeding roller (23), and one end of the auxiliary feeding roller (23) is in transmission connection with the feeding roller A (15).

4. The straw pulverizer as claimed in claim 1, wherein: the comb teeth (14) are fixedly arranged at the bottom of the feed hopper (1), and the comb teeth (14) are respectively arranged below the feeding roller A (15) and the feeding roller B (16) and are distributed at intervals with the feeding teeth (17).

5. The straw pulverizer as claimed in claim 1, wherein: the feeder hopper (1) outside is provided with motor backup pad A (24), motor backup pad B (25) respectively, motor C (18) fixed set up in on motor backup pad A (24), motor D (19) fixed set up in on motor backup pad B (25).

6. The straw pulverizer as claimed in claim 1, wherein: the air pipe (11) is positioned on one side of the shell (2) far away from the fan (10).

7. The straw pulverizer as claimed in claim 2, wherein: the outside of feeder hopper (1) is fixed and is provided with motor supporting plate C (26), motor E (22) fixed set up in on the motor supporting plate C (26).