CN210491762U

CN210491762U - Corn stalk crusher

Info

Publication number: CN210491762U
Application number: CN201921392627.0U
Authority: CN
Inventors: 肖华利; 肖鹏飞; 马万江; 张振雷; 马自强
Original assignee: Zhengzhou Tianliang Harvesting Machinery Co Ltd
Current assignee: Zhengzhou Tianliang Harvesting Machinery Co Ltd
Priority date: 2019-08-26
Filing date: 2019-08-26
Publication date: 2020-05-12
Anticipated expiration: 2029-08-26

Abstract

The utility model discloses a corn stalk rubbing crusher, the load simulator comprises a case, the upper portion of machine case is double-phase all runs through to the lateral wall and is equipped with the feeding trough, the inside top of machine case is equipped with the crushing room of vertical downward setting, and the lower part of crushing room is equipped with the blanking mouth, and the bottom and the crushing room intercommunication of feeding trough, the discharge gate inboard of feeding trough are equipped with elementary rubbing crusher and construct, the upper portion of machine case is equipped with motor one, and the output shaft of motor one has the pivot, and the pivot is passed and is installed the bearing on the roof of machine case and stretch into in the crushing room. This maize straw rubbing crusher increases the feed volume, and primary rubbing crusher constructs and carries out the primary cutting to maize straw and smashes, cuts once more after falling into crushing chamber and smashes, makes the cutting more thoroughly, screens out the straw granule that the size is unanimous at last, can loopback big straw to crushing chamber and smash the cutting once more when gathering the great straw that more can not sieve on the sieve in addition, avoids great straw to pile up and influences the screening effect on the sieve.

Description

Corn stalk crusher

Technical Field

The utility model relates to the technical field of agricultural machinery, in particular to a corn straw pulverizer.

Background

The straw crusher can crush the combustible crop waste stalks such as corn stalks, straws, peanut skin, bean stalks and the like. The white burning of the crop straws is avoided, the environment is well protected, and the renewable energy is effectively developed. The existing corn straw pulverizer is generally used for single pulverizing and cutting, straw particles are inconsistent in size, the straw particles which cannot be sieved are easily accumulated on a sieve plate due to the non-uniformity of cutting and pulverizing, the sieving process is influenced, the phenomenon of material choking is easily caused, and the using requirements cannot be met.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a maize straw rubbing crusher, increase the feed volume, have two-stage cutting crushing structure, make the cutting more thoroughly, the straw particle size of screening separation is unanimous, can loopback the great straw that can not sieve that gathers on the sieve and smash the cutting once more, solved great straw and piled up the problem that influences the screening effect on the sieve, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a corn straw pulverizer comprises a case, wherein two opposite side walls at the upper part of the case are respectively provided with a feeding trough in a penetrating manner, the top end inside the case is provided with a vertically downward pulverizing chamber, the lower part of the pulverizing chamber is provided with a blanking port, the bottom end of the feeding trough is communicated with the pulverizing chamber, the inner side of a discharge port of the feeding trough is provided with a primary pulverizing mechanism, the upper part of the case is provided with a first motor, an output shaft of the first motor is connected with a rotating shaft, the rotating shaft penetrates through a bearing arranged on the top wall of the case and extends into the pulverizing chamber, a shaft body of the rotating shaft is uniformly provided with pulverizing knives, a sieve plate is movably inserted at the lower part of the case corresponding to the blanking port of the pulverizing chamber, the bottom of one side of the case is communicated with a discharge channel, one side of the outer wall of the case is provided with a return channel, the bottom end, the backflow channel is provided with a centrifugal fan.

As the utility model discloses a preferred technical scheme, elementary rubbing crusher constructs including two crushing rollers of mutually supporting, and the end connection of one of them crushing roller has motor two, and the tip of two crushing rollers passes through band pulley, belt drive and connects.

As an optimal technical scheme of the utility model, the inserted hole that corresponds the sieve on one side of the inner wall of machine case is equipped with the fixture block that is used for the chucking sieve.

As a preferred technical scheme of the utility model, the inside bottom middle part of machine case is equipped with electric putter, and electric putter's flexible end is connected with vibrating motor, vibrating motor and sieve contact.

As an optimized technical scheme of the utility model, outside one side of quick-witted case is equipped with the observation window.

Compared with the prior art, the beneficial effects of the utility model are that: this maize straw rubbing crusher, be equipped with two feeding troughs, the primary rubbing crusher in the feeding trough constructs can carry out the primary cutting to maize straw and smashes, and increase the feed volume, it is indoor to fall into crushing after the primary cutting is smashed, the motor drives crushing sword through the pivot and cuts crushing to the straw after smashing once more, it is more thorough to make the cutting, at last through sieve and vibrating motor's effect, the straw granule of size unanimity is separated out in the screening, steerable centrifugal fan work when gathering more great straw that can not sieve on the sieve in addition, can loopback big straw to crushing room and smash the cutting once more, avoid great straw to pile up on the sieve and influence the screening effect.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic structural view of the primary crushing mechanism of the present invention;

fig. 4 shows the structure of the first motor, the rotating shaft and the crushing knife of the present invention.

In the figure: the device comprises a feeding trough 1, a primary crushing mechanism 2, a crushing roller 201, a motor II 202, a chassis 3, a crushing knife 4, a crushing chamber 5, a clamping block 6, a sieve plate 7, a vibrating motor 8, an electric push rod 9, a discharge channel 10, a centrifugal fan 11, a backflow channel 12, a rotating shaft 13, a motor I14 and an observation window 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a corn stalk crusher comprises a case 3, wherein two opposite side walls at the upper part of the case 3 are respectively provided with a feeding trough in a penetrating way, corn stalks are thrown in from the feeding trough 1, the top end inside the case 3 is provided with a crushing chamber 5 which is vertically arranged downwards, the lower part of the crushing chamber 5 is provided with a blanking port, the bottom end of the feeding trough 1 is communicated with the crushing chamber 5, the inner side of a discharge port of the feeding trough 1 is provided with a primary crushing mechanism 2, the primary crushing mechanism 2 comprises two crushing rollers 201 which are matched with each other, the end part of one crushing roller 201 is connected with a second motor 202, the end parts of the two crushing rollers 201 are connected through a belt wheel and a belt in a transmission way, the two crushing rollers 201 rotate to perform primary crushing processing on the corn stalks and then fall into the crushing chamber 5, the upper part of the case 3 is provided with a first motor 14, the output shaft of the first motor 14 is connected with, crushing knives 4 are uniformly distributed on the shaft body of the rotating shaft 13, the first motor 14 drives the crushing knives 4 to rotate through the rotating shaft 13, and the crushing knives 4 cut and crush the crushed straws again, so that the cutting is more thorough;

the lower part of the blanking port of the machine case 3 corresponding to the crushing chamber 5 is movably inserted with a sieve plate 7 for screening and separating the cut straws, and sieve plates with different mesh numbers can be replaced, so as to conveniently manufacture straw powder with different particle sizes, one side of the inner wall of the machine case 3 corresponding to the insertion hole of the sieve plate 7 is provided with a clamping block 6 for clamping the sieve plate 7, the middle part of the inner bottom end of the machine case 3 is provided with an electric push rod 9, the telescopic end of the electric push rod 9 is connected with a vibrating motor 8, the vibrating motor 8 is contacted with the sieve plate 7, when the sieve plate 7 is replaced, the electric push rod 9 drives the vibrating motor 8 to move downwards, the electric push rod 9 pushes the vibrating motor 8 to move upwards and contact with the sieve plate after the replacement is completed, the straws are screened and separated through the action of the sieve plate 7 and the vibrating motor 8, the particle sizes of the straws are ensured to be consistent, the, outer wall one side of machine case 3 is equipped with return flow channel 12, return flow channel 12's bottom stretches into machine case 3's inside and is close to the upper portion of sieve 7, return flow channel 12's upper end stretches into the inner chamber upper portion of smashing room 5, install centrifugal fan 11 on the return flow channel 12, outside one side of machine case 3 is equipped with observation window 15, see through the inside crushing condition of observation window 15 looking over, steerable centrifugal fan 11 work when gathering the great straw that more can not sieve on sieve 7, can loopback big straw to smash the cutting once more in the room 5, avoid great straw to pile up and influence the screening effect on sieve 7.

The working principle is as follows: when in use, the corn straws are respectively put into the feeding troughs 1 at two sides, the second motor 202 drives the two crushing rollers 201 to rotate, the corn straws are primarily cut and crushed, the straws after primary cutting and crushing fall into the crushing chamber 5, the motor I14 drives the crushing knife 4 to rotate through the rotating shaft 13, the crushed straws are cut and crushed again, the crushing is more thorough, then an electric push rod 9 pushes a vibration motor 8 to contact with the sieve plate 7, straw particles with the same size are screened and separated through the action of the vibration motor 8 and the sieve plate 7, and finally the straw particles flow out from a discharge channel 10, the sieve plates 7 with different meshes can be replaced according to the production requirement, the internal crushing condition can be checked through the observation window 15, when more large straws which cannot be screened are accumulated on the sieve plate 7, the centrifugal fan 11 is controlled to work, and the large straws are returned to the crushing chamber 5 to be crushed and cut again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a maize straw rubbing crusher, includes quick-witted case (3), its characterized in that: the crushing device is characterized in that feeding grooves (1) penetrate through two opposite side walls of the upper portion of the case (3), a crushing chamber (5) vertically arranged downwards is arranged at the top end of the inner portion of the case (3), a blanking port is arranged at the lower portion of the crushing chamber (5), the bottom end of each feeding groove (1) is communicated with the crushing chamber (5), a primary crushing mechanism (2) is arranged on the inner side of a discharging port of each feeding groove (1), a motor I (14) is arranged at the upper portion of the case (3), an output shaft of the motor I (14) is connected with a rotating shaft (13), the rotating shaft (13) penetrates through a bearing arranged on the top wall of the case (3) and extends into the crushing chamber (5), crushing knives (4) are uniformly distributed on shaft bodies of the rotating shafts (13), a sieve plate (7) is movably inserted into the lower portion of the blanking port of the case (3) corresponding to the crushing chamber (5), a backflow channel (12) is arranged on one side of the outer wall of the case (3), the bottom end of the backflow channel (12) extends into the case (3) and is close to the upper portion of the sieve plate (7), the upper end of the backflow channel (12) extends into the upper portion of the inner cavity of the crushing chamber (5), and a centrifugal fan (11) is installed on the backflow channel (12).

2. The corn stalk shredder according to claim 1, wherein: the primary crushing mechanism (2) comprises two crushing rollers (201) which are matched with each other, the end part of one of the crushing rollers (201) is connected with a second motor (202), and the end parts of the two crushing rollers (201) are in transmission connection through a belt wheel and a belt.

3. The corn stalk shredder according to claim 1, wherein: a clamping block (6) used for clamping the sieve plate (7) is arranged at one side of the inner wall of the case (3) corresponding to the insertion hole of the sieve plate (7).

4. The corn stalk shredder according to claim 1, wherein: the middle of the bottom end in the case (3) is provided with an electric push rod (9), the telescopic end of the electric push rod (9) is connected with a vibration motor (8), and the vibration motor (8) is in contact with the sieve plate (7).

5. The corn stalk shredder according to claim 1, wherein: an observation window (15) is arranged on one side of the outer part of the case (3).