CN113317049B

CN113317049B - Straw crusher for breeding industry and crushing method

Info

Publication number: CN113317049B
Application number: CN202110513131.XA
Authority: CN
Inventors: 常远; 宋浩
Original assignee: Shandan Shanning Agriculture Forestry And Animal Husbandry Development Co ltd
Current assignee: Shandan Shanning Agriculture Forestry And Animal Husbandry Development Co ltd
Priority date: 2021-05-11
Filing date: 2021-05-11
Publication date: 2022-09-23
Anticipated expiration: 2041-05-11
Also published as: CN113317049A

Abstract

The invention discloses a straw pulverizer for aquaculture and a pulverizing method, the straw pulverizer comprises a sealing shell and a supporting shell, the sealing shell is rotatably connected to the top surface of the supporting shell, semicircular cavities are symmetrically formed in the sealing shell and the supporting shell in a central symmetry mode and are combined into a circular cavity, a discharging mechanism is fixedly welded at the top end of one side of the sealing shell and is communicated with the cavity in the sealing shell, a feeding mechanism is fixedly connected to the front surface of the supporting shell at one side far away from the discharging mechanism and is communicated with the inside of the supporting shell, a pulverizing mechanism is rotatably embedded in the circular cavities in the sealing shell and the supporting shell, and a driving mechanism is fixedly installed on one side of the supporting shell far away from the discharging mechanism. The straw crushing machine is low in manufacturing cost, convenient to popularize, convenient to convey raw materials, free of continuous supporting, thorough in straw crushing, rapid in discharging and free of blockage easily.

Description

Straw crusher for breeding industry and crushing method

The technical field is as follows:

the invention relates to the technical field of mechanical equipment, in particular to a straw crusher for breeding industry and a crushing method.

Background art:

the straws are important production resources for industrial and agricultural production, can be used as raw materials of feeds for animal husbandry, are one of the main raw materials of coarse feeds for livestock, and most of the existing straw treatment methods are in-situ incineration, so that the raw materials are wasted and the environmental pollution is caused; a small number of straw crushers are used for crushing and recycling the straws.

However, the existing straw recycling pulverizer has the following defects when in use:

1. the structure is too complex, the cost is too high, the popularization is inconvenient, and the use cost is higher for vast farmers;

2. the straws need to be pushed continuously by manpower in the conveying process, otherwise the straws possibly rebound due to the crushing impact force in the crushing process;

3. when the straw is outwards transmitted after being crushed, the crushed straw is easily remained in the crushing cavity, the inside of the cavity is easily blocked due to too much stacking, and meanwhile, the crushed straw is easily reflowed from the transmission channel.

The invention content is as follows:

the invention aims to provide a straw crusher for breeding industry, which solves the problems that the existing structure is too complex, the manufacturing cost is too high, the popularization is inconvenient, the use cost is high for most farmers, the straws need to be pushed continuously by manpower in the conveying process, otherwise the straws possibly rebound due to crushing impact force in the crushing process, the crushed straws are easy to remain in a crushing cavity when being conveyed outwards after being crushed, the inside of the crushing cavity is easy to be blocked due to too much accumulation, and meanwhile the crushed straws are easy to flow back from a conveying channel.

The invention is implemented by the following technical scheme: a straw crusher for the breeding industry comprises a sealing shell and a supporting shell, wherein the sealing shell is rotationally connected to the top surface of the supporting shell, semicircular cavities are symmetrically formed in the sealing shell and the supporting shell in the center, and is combined into a circular cavity, the top end of one side of the sealing shell is fixedly welded with a discharging mechanism, the discharging mechanism is communicated with the cavity inside the sealing shell, the front surface of the supporting shell is fixedly connected with a feeding mechanism at one side far away from the discharging mechanism, the feeding mechanism is communicated with the inside of the supporting shell, a crushing mechanism is rotatably embedded in the circular cavities in the sealing shell and the supporting shell, a driving mechanism is fixedly installed on one side of the supporting shell far away from the discharging mechanism, the driving mechanism is in transmission connection with the feeding mechanism and the crushing mechanism, and a plug pin is interactively inserted between the bottom end of the discharging mechanism and the top end of the supporting shell;

the utility model discloses a straw crushing machine, including support casing, sealed casing, discharge mechanism, drive mechanism, feed mechanism, bolt, support casing, support mechanism, discharge mechanism, feed mechanism, support casing, sealed casing is used for right support the casing top seals, simultaneously with support the casing and provide crushing space together, crushing mechanism is used for smashing the straw, carries out the propelling movement to the straw after smashing simultaneously, discharge mechanism is used for discharging the straw powder that the propelling movement came, prevents simultaneously that the straw after smashing from taking place to flow back, drive mechanism is used for the drive crushing mechanism with feed mechanism, feed mechanism is used for transmitting the straw, the bolt is used for with sealed casing fixes.

As preferred, rubbing crusher constructs including crushing pan, crushing pan is disc type structure, crushing pan rotate connect in seal housing with in the support casing internal cavity, crushing pan has openly seted up the bin outlet, the bin outlet is provided with four, four bin outlet evenly distributed in crushing pan surface, crushing pan openly bin outlet fixed position installs crushing blade, crushing blade edge position is in bin outlet central line position, the vertical welding in crushing pan back has the scraping wings, the scraping wings is provided with four, four scraping wings evenly distributed in four between the bin outlet.

Preferably, the scraping wings top end is provided with a T-shaped clamping block, the top end of the T-shaped clamping block is movably sleeved with a cleaning mechanism, the cleaning mechanism comprises a clamping base and a cleaning flange, the clamping base is movably sleeved on the top end of the T-shaped clamping block, the cleaning flange is of an L-shaped structure, the cleaning flange surrounds and wraps the top end of the discharge outlet, and the side edge of the cleaning flange is tangent to the sealing shell and the inner wall of the circular cavity in the supporting shell.

Preferably, the discharging mechanism comprises a discharging barrel, the discharging barrel and the sealing shell are of an integrally formed structure, a lifting handle is welded on the side face of the bottom end of the discharging barrel, a fixing seat is arranged at the bottom end of the discharging barrel in a protruding mode, the top end of a bolt is inserted into the fixing seat, a limiting cover plate is connected to the top end of the discharging barrel in a rotating mode, a spoiler is connected to one side, close to the inside of the sealing shell, of the discharging barrel in a rotating mode, the bottom end of the spoiler is tangent to the bottom end of the inside of the discharging barrel, a limiting lug is arranged at the bottom end of the inside of the discharging barrel in a protruding mode, close to one side of the sealing shell, and the side face of the limiting lug is tangent to the side face of the bottom end of the spoiler.

Preferably, feed mechanism includes the feeder hopper, the feeder hopper is trapezoidal hopper-shaped structure, the feeder hopper bottom surface is evenly rotated and is connected with the transmission roller, the transmission roller side is tangent each other, and extend to with support shell connection port department.

Preferably, the driving mechanism comprises a driving motor, the driving motor is a double-shaft motor, the type of the driving motor is YSK30-6M4, a power output end on one side of the driving motor is rotatably connected with a driving bevel gear, and a power output end on the other side of the driving motor is rotatably connected with a driving wheel.

Preferably, the center of the side surface of the crushing disc penetrates through the sealing shell and the supporting shell through a rotating shaft and is rotatably connected with a driven wheel, and the driven wheel is in transmission connection with the driving wheel through a belt.

Preferably, the transmission roller side of feeder hopper bottom surface top is run through the feeder hopper rotates and is connected with driven conical gear, driven conical gear with drive conical gear meshes mutually, the transmission roller is connected through gear drive each other.

The invention has the advantages that:

1. the feeding mechanism and the crushing mechanism can be driven to operate simultaneously by the driving motor during working through the driving mechanism, so that the mechanical structure is reduced, the production cost is reduced, the linkage effect is achieved, the crushing purpose is better realized, the popularization is convenient, and the practicability is higher for vast farmers.

2. The limiting cover plate is arranged to rotate by a certain angle, so that crushed straws can accurately enter the collecting device to be prevented from scattering on the ground, and meanwhile, the spoiler and the limiting lug are arranged to be matched with each other, when the device is closed, straws which cannot be discharged can fall to the front of the spoiler in the discharging barrel, the spoiler is enabled to rotate and be attached to the surface of the limiting lug under the action of gravity, residual straws are prevented from flowing back to the inside of the sealing shell and the supporting shell, blockage is avoided, and the straws can be discharged together when the device is used next time.

3. The straw crushing device is provided with the four crushing blades, so that the straw crushing efficiency is higher, the straw is crushed more thoroughly, the crushed straw entering the other side enters the discharging mechanism under the pushing of the pushing plate through the pushing plate, and meanwhile, an air source can be generated to blow the straw, so that the straw is quickly discharged out of the device.

4. According to the invention, the cleaning mechanism is arranged, so that the cleaning flanges can quickly scrape and rub the inner parts of the sealing shell and the supporting shell in the quick rotating process, the straws are prevented from being adhered to the surface of the inner wall, and blockage caused by accumulation is avoided.

5. According to the invention, the sealing shell and the supporting shell can be separated by the lifting handle when needed through the arrangement of the bolt and the fixing seat, so that the maintenance is convenient, meanwhile, the cleaning can be rapidly carried out when the blockage occurs, and meanwhile, the T-shaped clamping block is movably clamped with the cleaning mechanism, so that the cleaning mechanism is convenient to replace and maintain, and the service life of the device is prolonged.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic side view of the present invention;

FIG. 4 is a schematic view of the driving structure of the present invention;

FIG. 5 is a schematic view of the shredder mechanism of the present invention;

FIG. 6 is a schematic view of the backside structure of the shredder mechanism of the present invention;

FIG. 7 is a schematic view of the sweeping mechanism of the present invention;

FIG. 8 is a side cross-sectional structural view of the inventive structure;

fig. 9 is a partially enlarged view of a portion a in fig. 8 according to the present invention.

In the figure: 1. sealing the housing; 2. a support housing; 3. a feeding mechanism; 301. a feed hopper; 302. a transfer roller; 303. a driven bevel gear; 4. a drive mechanism; 401. a drive motor; 402. a drive bevel gear; 403. a drive wheel; 5. a discharging mechanism; 501. a discharging barrel; 502. lifting a handle; 503. a limiting cover plate; 504. a fixed seat; 505. a spoiler; 506. a limiting bump; 6. a crushing mechanism; 601. a crushing disc; 602. a discharge outlet; 603. a crushing blade; 604. a driven wheel; 605. a material pushing plate; 606. a T-shaped clamping block; 7. a bolt; 8. a cleaning mechanism; 801. clamping the base; 802. and (6) cleaning the flanges.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to FIGS. 1-9: a straw crusher for the breeding industry comprises a sealing shell 1 and a supporting shell 2, wherein the sealing shell 1 is rotationally connected to the top surface of the supporting shell 2, semicircular cavities are symmetrically formed in the sealing shell 1 and the supporting shell 2 in the center, the sealing shell 1 and the supporting shell 2 are internally and rotatably embedded with a crushing mechanism 6, the supporting shell 2 is fixedly provided with a driving mechanism 4 at one side far away from the discharging mechanism 5, the driving mechanism 4 is in transmission connection with the feeding mechanism 3 and the crushing mechanism 6, and a bolt 7 is in interactive insertion connection between the bottom end of the discharging mechanism 5 and the top end of the supporting shell 2;

support housing 2 is used for providing the support, seal housing 1 is used for sealing up 2 tops of support housing, simultaneously with support housing 2 provide crushing space together, rubbing crusher constructs 6 and is used for smashing the straw, carry out the propelling movement to the straw after smashing simultaneously, discharge mechanism 5 is used for discharging the straw powder that the propelling movement came, prevent simultaneously that the straw after smashing from taking place the backward flow, actuating mechanism 4 is used for driving rubbing crusher constructs 6 and feed mechanism 3, feed mechanism 3 is used for transmitting the straw, bolt 7 is used for fixing seal housing 1.

In order to crush straws quickly and stably, the crushing mechanism 6 comprises a crushing disc 601, the crushing disc 601 is of a disc-shaped structure, the crushing disc 601 is rotatably connected in the inner cavities of the sealing shell 1 and the supporting shell 2, the front surface of the crushing disc 601 is provided with four discharge outlets 602, the four discharge outlets 602 are uniformly distributed on the surface of the crushing disc 601, the front surface of the crushing disc 601 is fixedly provided with a crushing blade 603 at the position of the discharge outlet 602, the cutting edge position of the crushing blade 603 is positioned at the central line position of the discharge outlet 602, the back surface of the crushing disc 601 is vertically welded with four material pushing plates 605, the four material pushing plates 605 are provided, and the four material pushing plates 605 are uniformly distributed among the four discharge outlets 602; in order to fully clean and discharge the crushed straws in the sealing shell 1 and the supporting shell 2, the top end of the material pushing plate 605 is provided with a T-shaped clamping block 606, the top end of the T-shaped clamping block 606 is movably sleeved with a cleaning mechanism 8, the cleaning mechanism 8 comprises a clamping base 801 and a cleaning flange 802, the clamping base 801 is movably sleeved on the top end of the T-shaped clamping block 606, the cleaning flange 802 is of an L-shaped structure, the cleaning flange 802 surrounds and wraps the top end of the material discharging opening 602, and the side edge of the cleaning flange 802 is tangent to the inner wall of the circular cavity in the sealing shell 1 and the supporting shell 2.

When straws enter the sealing shell 1 and the supporting shell 2, the driving mechanism 4 drives the crushing disc 601 to rotate rapidly, the crushing blades 603 are driven to rotate rapidly, the straws contacted with the crushing disc are crushed rapidly, the four crushing blades 603 are arranged, the straw crushing efficiency is higher, the crushing is more complete, the crushed straws pass through the discharge hole 602 and enter the other side of the crushing disc 601, the crushed straws entering the other side enter the discharging mechanism 5 under the pushing of the pushing plate 605 through the arrangement of the pushing plate 605, simultaneously, an air source is generated to blow the straws, so that the straws are discharged out of the device rapidly, meanwhile, the cleaning mechanism 8 is arranged, in the rapid rotation process, the cleaning baffle edge 802 can cut and rub the interiors of the sealing shell 1 and the supporting shell 2 rapidly, and the straws are prevented from being adhered to the surface of the inner wall, avoid the occurrence of accumulation and blockage.

In order to discharge the straw after smashing accurately and quickly, discharge mechanism 5 includes play feed cylinder 501, it is the integrated into one piece structure with seal housing 1 to go out feed cylinder 501, it has handle 502 to go out the welding of feed cylinder 501 bottom side, it has fixing base 504 to go out the protruding fixing base 504 in feed cylinder 501 bottom, peg 7 top is pegged graft inside fixing base 504, it is connected with spacing apron 503 to go out the rotation of feed cylinder 501 top, it is connected with spoiler 505 to go out the inside rotation of feed cylinder 501 being close to 1 inside one side of seal housing, spoiler 505 bottom is tangent with the inside bottom of play feed cylinder 501, it is protruding spacing lug 506 to go out the inside bottom of feed cylinder 501 being close to 1 one side of seal housing, spacing lug 506 side is tangent with spoiler 505 bottom side.

After the crushed straws enter the discharging barrel 501 from the inside of the sealing shell 1 and the supporting shell 2, the spoiler 505 is first hit by the wind and impact force, rotated, further move upwards from the rotating gap, impact the limit cover plate 503 after reaching the top end of the discharging barrel 501, so that the discharging barrel rotates, and through the limit cover plate 503 rotating for a certain angle, the crushed straws can accurately enter the collecting device to avoid scattering on the ground, meanwhile, when the device is closed, straws which are not discharged fall to the front of the flow blocking plate 505 in the discharging barrel 501, the spoiler 505 rotates and fits to the surface of the limit bump 506 under the action of gravity, the residual straws are prevented from flowing back to the inside of the sealing shell 1 and the supporting shell 2, so that blockage is avoided, and the straws can be discharged together when the device is used next time.

For the transmission of conveniently carrying out the straw material, feed mechanism 3 includes feeder hopper 301, and feeder hopper 301 is trapezoidal hopper-shaped structure, and feeder hopper 301 bottom surface is evenly rotated and is connected with transmission roller 302, and transmission roller 302 side is tangent each other, and extend to and support 2 connection port departments of casing for the straw can accurately be transmitted to seal shell 1 and support 2 insides of casing, avoids taking place to drop in transmission process.

When using, inside the staff placed into feeder hopper 301 with the straw, rotate through 4 drive transmission rollers 302 of actuating mechanism, and then drive all transmission rollers 302 and rotate towards seal housing 1 direction, make the straw can enter into seal housing 1 fast and support the inside of casing 2, utilize the frictional force between transmission rollers 302 and the straw, make the straw can impel seal housing 1 smoothly and support inside casing 2, avoid rebounding because of smashing the impact force at crushing in-process.

In order to facilitate the transmission of the device from two sides, the driving mechanism 4 comprises a driving motor 401, the driving motor 401 is a double-shaft motor, the model of the driving motor 401 is YSK30-6M4, the bidirectional rotating power is conveniently provided, a power output end on one side of the driving motor 401 is rotatably connected with a driving bevel gear 402, and a power output end on the other side of the driving motor 401 is rotatably connected with a driving wheel 403; the center of the side surface of the crushing disc 601 penetrates through the sealing shell 1 and the supporting shell 2 through a rotating shaft to be rotatably connected with a driven wheel 604, and the driven wheel 604 is in transmission connection with the driving wheel 403 through a belt, so that power transmission is facilitated; the transmission roller 302 side on feeder hopper 301 bottom surface top runs through feeder hopper 301 and rotates and be connected with driven conical gear 303, driven conical gear 303 meshes with drive conical gear 402 mutually, transmission roller 302 is connected through gear drive each other, make driving motor 401 can drive feed mechanism 3 and rubbing crusher construct 6 and operate simultaneously at the during operation, reduce mechanical structure, and the production cost is reduced, reach the effect of linkage simultaneously, better kibbling purpose of realization.

When the straw crushing device is used, firstly, the device is powered on, so that the driving motor 401 works, then, the straws are placed into the feeding hopper 301 by a worker, the power output end on one side of the driving motor 401 rotates, the driven bevel gear 303 is driven to rotate through the driving bevel gear 402, the rotating direction is vertically changed, so that the transmission rollers 302 are driven to rotate, all the transmission rollers 302 are driven to rotate towards the direction of the sealing shell 1, so that the straws can rapidly enter the sealing shell 1 and the supporting shell 2, and the straws can be smoothly pushed into the sealing shell 1 and the supporting shell 2 by utilizing the friction force between the transmission rollers 302 and the straws, so that the straws are prevented from rebounding due to crushing impact force in the crushing process.

Secondly, when the straws enter the sealing shell 1 and the supporting shell 2, the driving motor 401 drives the driven wheel 604 to rotate through the driving wheel 403, so as to drive the crushing disc 601 to rotate rapidly, and simultaneously drive the crushing blades 603 to rotate rapidly, so as to crush the straws contacted with the driving wheel rapidly, and the four crushing blades 603 are arranged, so that the straw crushing efficiency is higher, the crushing is more thorough, and meanwhile, the crushed straws pass through the discharge port 602 and enter the other side of the crushing disc 601; through being provided with scraping wings 605, the inside of discharging mechanism 5 is entered into to the crushing straw that enters into the opposite side under the promotion of scraping wings 605, produces the wind source simultaneously and blows the straw, makes outside its quick eduction gear, simultaneously through being provided with cleaning mechanism 8, rotates the in-process soon, cleans flange 802 and can cut and rub sealing housing 1 and support housing 2 inside fast, avoids the straw to glue on the inner wall surface, avoids taking place to pile up and produces the jam.

Finally, after the crushed straws enter the discharging barrel 501 from the inside of the sealing shell 1 and the supporting shell 2, the crushed straws firstly impact the spoiler 505 under the action of wind power and impact force to rotate, further move upwards from the rotating gap, impact the limit cover plate 503 after reaching the top end of the discharging barrel 501, so that the discharging barrel rotates, and through the limit cover plate 503 rotating for a certain angle, the crushed straws can accurately enter the collecting device to avoid scattering on the ground, meanwhile, when the device is closed, straws which cannot be discharged fall to the front of the spoiler 505 in the discharging barrel 501, the spoiler 505 rotates and fits to the surface of the limiting bump 506 under the action of gravity, the residual straws are prevented from flowing back to the inside of the sealing shell 1 and the supporting shell 2, so that blockage is avoided, and the straws can be discharged together when the device is used next time.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a straw rubbing crusher for aquaculture, includes sealed casing (1) and support casing (2), its characterized in that:

the sealing shell (1) is rotationally connected with the top surface of the supporting shell (2), semicircular cavities are symmetrically arranged at the centers of the sealing shell (1) and the supporting shell (2) and are combined into a circular cavity,

a discharging mechanism (5) is fixedly welded at the top end of one side of the sealed shell (1), the discharging mechanism (5) is communicated with the inner cavity of the sealed shell (1),

the front surface of the supporting shell (2) is fixedly connected with a feeding mechanism (3) at one side far away from the discharging mechanism (5), the feeding mechanism (3) is communicated with the inside of the supporting shell (2),

a crushing mechanism (6) is rotatably embedded in circular cavities in the sealing shell (1) and the supporting shell (2), the crushing mechanism (6) comprises a crushing disc (601), a discharge hole (602) and a material pushing plate (605), the material pushing plate (605) is vertically welded on the back of the crushing disc (601), a T-shaped clamping block (606) is arranged at the top end of the material pushing plate (605), a cleaning mechanism (8) is movably sleeved at the top end of the T-shaped clamping block (606), and the cleaning mechanism (8) comprises a clamping base (801) and a cleaning retaining edge (802); the clamping base (801) is movably sleeved at the top end of the T-shaped clamping block (606), the cleaning flange (802) is of an L-shaped structure, the cleaning flange (802) is wrapped around the top end of the discharge port (602), and the side edge of the cleaning flange (802) is tangent to the inner walls of the circular cavities in the sealing shell (1) and the supporting shell (2);

a driving mechanism (4) is fixedly installed on one side, far away from the discharging mechanism (5), of the supporting shell (2), the driving mechanism (4) is in transmission connection with the feeding mechanism (3) and the crushing mechanism (6), and a plug pin (7) is interactively inserted between the bottom end of the discharging mechanism (5) and the top end of the supporting shell (2);

support casing (2) and be used for providing the support, seal casing (1) is used for right support casing (2) top is sealed, simultaneously with support casing (2) provide crushing space together, rubbing crusher constructs (6) and is used for smashing the straw, carries out the propelling movement to the straw after smashing simultaneously, discharge mechanism (5) are used for discharging the straw powder that the propelling movement came, prevent simultaneously that the straw after smashing from taking place the backward flow, actuating mechanism (4) are used for the drive rubbing crusher constructs (6) with feed mechanism (3), feed mechanism (3) are used for transmitting the straw, bolt (7) are used for with seal casing (1) is fixed.

2. The straw pulverizer for the aquaculture according to claim 1, wherein: rubbing crusher constructs (6) and still includes crushing blade (603), rubbing crusher dish (601) is disc type structure, rubbing crusher dish (601) rotate connect in seal housing (1) with in supporting housing (2) internal cavity, bin outlet (602) have openly been seted up to rubbing crusher dish (601), bin outlet (602) are provided with four, four bin outlet (602) evenly distributed in rubbing crusher dish (601) surface, rubbing crusher dish (601) openly is in bin outlet (602) position fixed mounting has crushing blade (603), crushing blade (603) cutting edge position is located bin outlet (602) center line position, scraping blade (605) is provided with four, four scraping blade (605) evenly distributed in four between bin outlet (602).

3. The straw pulverizer for the aquaculture according to claim 1, wherein: the discharging mechanism (5) comprises a discharging barrel (501), the discharging barrel (501) and the sealing shell (1) are of an integrated structure, a lifting handle (502) is welded on the side surface of the bottom end of the discharging barrel (501), a fixed seat (504) is protruded at the bottom end of the discharging barrel (501), the top end of the bolt (7) is inserted into the fixed seat (504), the top end of the discharging barrel (501) is rotatably connected with a limiting cover plate (503), a spoiler (505) is rotatably connected to one side of the interior of the discharging barrel (501) close to the interior of the sealed shell (1), the bottom end of the flow blocking plate (505) is tangent with the bottom end of the interior of the discharging barrel (501), a limiting lug (506) is protruded at the bottom end inside the discharging barrel (501) and close to one side of the sealing shell (1), the side surface of the limiting bump (506) is tangent to the side surface of the bottom end of the spoiler (505).

4. The straw pulverizer for the aquaculture according to claim 2, wherein: feed mechanism (3) are including feeder hopper (301), feeder hopper (301) are trapezoidal hopper-shaped structure, feeder hopper (301) bottom surface is even to be rotated and is connected with transmission roller (302), transmission roller (302) side is tangent each other, and extends to feeder hopper (301) with support casing (2) port department.

5. The straw pulverizer for the farming industry according to claim 4, wherein: actuating mechanism (4) are including drive conical gear (402), feeder hopper (301) bottom surface top transmission roller (302) side is run through feeder hopper (301) are rotated and are connected with driven conical gear (303), driven conical gear (303) with drive conical gear (402) mesh mutually, transmission roller (302) are connected through gear drive each other.

6. The straw pulverizer for the aquaculture according to claim 5, wherein: the driving mechanism (4) comprises a driving motor (401), a power output end on one side of the driving motor (401) is rotatably connected with the driving bevel gear (402), and a power output end on the other side of the driving motor (401) is rotatably connected with a driving wheel (403).

7. The straw pulverizer for the aquaculture according to claim 6, wherein: the driving motor (401) is a double-shaft motor.

8. The straw pulverizer for the farming industry according to claim 7, wherein: the center of the side face of the crushing disc (601) penetrates through the sealing shell (1) and the supporting shell (2) through a rotating shaft and is rotatably connected with a driven wheel (604), and the driven wheel (604) is connected with the driving wheel (403) through a belt in a transmission mode.