CN215029605U

CN215029605U - Fertilizer reducing mechanism

Info

Publication number: CN215029605U
Application number: CN202120528494.6U
Authority: CN
Inventors: 王丽希; 冯聪; 阮奇华
Original assignee: Fujian Zhengkun Fumin Agricultural Development Co ltd
Current assignee: Fujian Zhengkun Fumin Agricultural Development Co ltd
Priority date: 2021-03-12
Filing date: 2021-03-12
Publication date: 2021-12-07
Anticipated expiration: 2031-03-12

Abstract

The utility model relates to a fertilizer reducing mechanism. Comprises a frame, a cylinder and a crushing component; the crushing assembly comprises a crushing rotating shaft, more than one group of chain units and a crushing driving assembly for driving the crushing rotating shaft to rotate; every group chain unit all includes disk body, a plurality of vertical installation between two disk bodies and along the round pin axle and a plurality of chains of installing respectively at each epaxial round pin that set up around the circumferencial direction interval distribution at crushing pivot center, and the chain is formed by connecting gradually a plurality of chain links, and sets up in the periphery that corresponds the round pin axle through the cavity position activity cover of one of them chain link. The utility model discloses a many chains rotate and carry out kibbling structure to the material, have smash effectual, smash efficient characteristics, smash the in-process moreover and be difficult to cause the trouble because of local jam, also can not cause the harm to the cutter because of material particle size is inhomogeneous.

Description

Fertilizer reducing mechanism

Technical Field

The utility model relates to a fertilizer processing equipment is a fertilizer reducing mechanism very much.

Background

Organic fertilizers are also known as "farmyard manure"; organic fertilizers which use organic substances (compounds containing carbon elements) as fertilizers; including animal manure, compost, green manure, cake manure, biogas manure, and the like; has the characteristics of multiple varieties, wide sources, long fertilizer efficiency and the like.

Because the particles after the organic fertilizer fermentation are different in size and easy to accumulate, the raw material crushing effect is poor, the particle size consistency is poor, and the subsequent processes are adversely affected. The existing crushing device has the defects of incomplete and thorough crushing, incapability of achieving a proper granulation size after crushing and low efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: overcome above shortcoming and provide a fertilizer reducing mechanism, the device adopts many chains to rotate and carries out kibbling structure to the material, has crushing effectual, smashes efficient characteristics, smashes the in-process moreover and is difficult to cause the trouble because of local jam, also can not cause the harm to the cutter because of material particle size is inhomogeneous.

The utility model discloses a following technical scheme realizes: the utility model provides a fertilizer reducing mechanism which characterized in that: comprises a frame, a barrel arranged on the frame and a crushing assembly used for crushing materials in the barrel;

the crushing assembly comprises a crushing rotating shaft, more than one group of chain units and a crushing driving assembly, wherein the crushing rotating shaft extends in the vertical direction and is rotatably connected in the hollow cavity of the barrel, the chain units are arranged on the crushing rotating shaft at intervals in the vertical direction and are positioned in the hollow cavity of the barrel, and the crushing driving assembly is used for driving the crushing rotating shaft to rotate;

every group chain unit all includes that two are established in crushing pivot periphery and along keeping away from the disk body that the outside protrusion of axis direction set up, a plurality of vertical installation between two disk bodies and along the round pin axle that sets up around the circumferencial direction interval distribution at crushing pivot center and a plurality of chain of installing respectively at each epaxial chain of round pin, the chain is formed by connecting gradually a plurality of chain links, and sets up in the periphery that corresponds the round pin axle through the cavity position activity cover of one of them chain link.

In order to further increase the crushing effect, the crushing assembly also comprises more than one group of blade units which are arranged on the crushing rotating shaft at intervals along the vertical direction and are positioned below the chain units, each group of blade units comprises two bracket bodies which are annularly arranged at the periphery of the crushing rotating shaft at intervals and are outwards protruded along the direction away from the axis, a plurality of second pin shafts which are vertically arranged between the two bracket bodies and are distributed at intervals along the circumferential direction around the center of the crushing rotating shaft, and a plurality of groups of blade groups which are respectively arranged on the second pin shafts, the bracket body comprises an annular part which is positioned in the middle and coaxially fixedly sleeved on the periphery of the crushing rotating shaft and a plurality of radial extending parts which extend outwards along the radial direction of the annular part and are sequentially fixed on the periphery of the annular part at intervals along the circumferential direction of the annular part, and the connecting part of each second pin shaft and the bracket body is positioned on the radial extending part of the bracket body; each group of blade sets comprises more than two blades which are connected to the corresponding second pin shaft at intervals along the vertical direction, the blades extend along the radial direction of the second pin shaft, one end of each blade is movably sleeved on the periphery of the corresponding second pin shaft, and the two adjacent blades are separated from each other and the blades and the adjacent support bodies through ferrules which are sleeved on the peripheries of the corresponding parts of the corresponding second pin shafts.

Preferably, the number of the chain units is two, the number of the blade units is three, the adjacent parts of two adjacent blade units share one bracket body, and the distance between the central line of the second pin shaft of the middle group of blade units and the central axis of the crushing rotating shaft is greater than the distance between the central lines of the second pin shafts of other groups of blade units and the central axis of the crushing rotating shaft.

Preferably, the crushing driving assembly comprises a driving motor arranged beside the barrel, a driving belt wheel coaxially and fixedly installed on a motor output shaft of the driving motor, a driven belt wheel installed on the end part of the crushing rotating shaft, extending out of the barrel, of the upper end shaft, a driving belt in transmission connection between the driving belt wheel and the driven belt wheel, and a supporting frame connected between the driving motor and the rack and used for supporting the driving motor.

Preferably, the crushing driving assembly further comprises a cover body which covers the periphery of the driving pulley and the driven pulley and is fixedly installed on the cylinder body.

In order to facilitate the installation and the maintenance of barrel, the barrel is including the middle section barrel that is located the middle part, fixed upper cover, the fixed connection of setting in middle section barrel upper end at the ejection of compact section of middle section barrel lower extreme, the hopper sets up on the upper cover, the discharge gate sets up in the bottom of ejection of compact section, connects through flange structure between upper cover and the middle section barrel and between ejection of compact section and the middle section barrel.

Preferably, the outer side wall of the middle section cylinder is further provided with an opening communicated with the inner hollow cavity, the opening is further provided with a movable door for opening and closing the opening, one horizontal side of the movable door is rotatably connected to the outer side wall of the middle section cylinder, and the other horizontal side of the movable door is further provided with a locking assembly for locking the movable door;

the locking assembly comprises a plate body, a vertical rotating shaft, a screw rod and a locking hand wheel, the plate body is fixedly arranged on one corresponding side of the movable door, a groove body extending along the horizontal direction is formed in the middle of the plate body, the vertical rotating shaft is rotatably connected to the outer cylinder wall of the middle cylinder body, one end of the screw rod is fixedly connected to the vertical rotating shaft in a perpendicular mode, the other end of the screw rod penetrates through the groove body, and the locking hand wheel is in threaded connection with the periphery of the screw rod and is buckled and pressed on the outer side of the plate body at the bottom.

In order to adjust the vertical height of the cylinder, the frame comprises a supporting platform for supporting and fixing the cylinder, four supporting foot frames which are arranged at the four corners of the supporting platform and extend downwards along the vertical direction, and a lifting adjusting assembly which is connected between the corresponding supporting foot frame and the supporting platform and is used for adjusting the vertical height position of the supporting platform;

the lifting adjusting assembly comprises a screw rod, a guide slide rail, a screw nut seat and a rotary hand wheel, wherein the screw rod is connected into the support foot frame in a rotating mode along the vertical direction in an extending mode, the guide slide rail is arranged on the support foot frame in parallel and is arranged beside the screw rod, the screw nut seat is in threaded connection with the periphery of the screw rod and is matched with the guide slide rail to guide, the rotary hand wheel is fixedly connected with the upper end of the screw rod and is used for driving the screw rod to rotate, and the bottom of the supporting platform is fixedly arranged on the screw nut seat of the lifting adjusting assembly corresponding to each group of support foot frames.

In order to facilitate fine adjustment of the height, the bottom of the supporting foot stand is further in threaded connection with a foot cup used for adjusting the height of the supporting foot stand relative to the ground, and the top of the foot cup is in threaded connection with the bottom of the supporting foot stand through a threaded connection piece.

Compared with the prior art, the utility model has the advantages that:

1. the utility model discloses fertilizer reducing mechanism, the device adopt many chains to rotate and carry out kibbling structure to the material, have smash effectual, smash efficient characteristics, moreover because the chain is multisection swing joint, smash the in-process and be difficult to cause the trouble because of local jam, also can not cause the harm to the cutter because of material particle size is inhomogeneous.

2. The utility model discloses fertilizer reducing mechanism, the device still are equipped with the blade unit, and the chain can be smashed conglomeration or blocking or hard stone material, carries out the breakage through the multilayer blade again, can further increase crushing effect.

3. The utility model discloses fertilizer reducing mechanism, wherein the quantity of blade unit is three, and the position that the middle part blade is located the outside of other two sets of blades, can realize different radial position and multilayer breakage.

4. The utility model discloses fertilizer reducing mechanism, wherein the barrel is formed through the flange structural connection by middle section barrel, upper cover and play feed section, and the installation of the barrel of being convenient for and the dismantlement in later stage are maintained.

5. The utility model discloses fertilizer reducing mechanism, wherein the vertical height is adjusted to the high accessible lift adjustment subassembly of support to can adjust the position of discharge gate, still be convenient for cooperate the installation of discharge gate below conveyer belt.

Drawings

Fig. 1 is a schematic three-dimensional structure diagram i of the organic fertilizer crushing device of the utility model;

fig. 2 is a schematic diagram of a three-dimensional structure of the organic fertilizer crushing device of the utility model II;

FIG. 3 is a first schematic structural view of a barrel part in the organic fertilizer crushing device of the present invention;

FIG. 4 is a second schematic structural view of the barrel part of the organic fertilizer crushing device of the present invention;

FIG. 5 is a schematic view of the internal structure of the barrel body part of the organic fertilizer crushing device of the present invention;

fig. 6 is a schematic structural view of a crushing assembly in the organic fertilizer crushing device of the present invention;

FIG. 7 is a schematic structural view of a blade unit in the organic fertilizer crushing device of the present invention;

FIG. 8 is an enlarged view of A in FIG. 3;

fig. 9 is the structure diagram of the supporting foot stand and the lifting adjusting component in the organic fertilizer crushing device of the utility model.

Description of reference numerals: 1-frame, 11-support platform, 12-support foot stool, 13-lifting adjusting component, 131-screw rod, 132-guide slide rail, 133-screw rod nut seat, 134-rotary hand wheel, 2-cylinder, 21-middle cylinder, 22-upper cover, 23-discharge section, 24-discharge port, 3-crushing component, 31-crushing rotating shaft, 32-chain unit, 321-disc, 322-pin shaft, 323-chain, 33-crushing driving component, 331-driving motor, 332-driving belt wheel, 333-driven belt wheel, 334-driving belt, 335-support frame, 336-cover body, 34-blade unit, 341-support body, 342-second pin shaft, 343-blade component, 3431-blade, blade, 344-ferrule, 4-hopper, 5-movable door, 6-locking component, 61-plate body, 611-groove body, 62-vertical rotating shaft, 63-screw rod, 64-locking hand wheel and 7-foot cup.

Detailed Description

The invention is explained in detail below with reference to the accompanying drawings:

as shown in fig. 1-9, a fertilizer reducing mechanism, its characterized in that: comprises a frame 1, a cylinder 2 arranged on the frame 1 and a crushing component 3 for crushing materials in the cylinder 2;

the crushing device comprises a barrel 2, a crushing assembly 3 and a driving assembly 33, wherein a hollow cavity extending along the vertical direction is arranged in the barrel 2, a hopper 4 communicated with the hollow cavity of the barrel 2 and used for feeding materials into the barrel 2 is further arranged above the barrel 2, a discharge hole 24 communicated with the hollow cavity of the barrel 2 and used for discharging materials is further arranged at the bottom of the barrel 2, the crushing assembly 3 comprises a crushing rotating shaft 31 extending along the vertical direction and rotatably connected into the hollow cavity of the barrel 2, more than one group of chain units 32 which are arranged on the crushing rotating shaft 31 at intervals along the vertical direction and located in the hollow cavity of the barrel 2, and the crushing driving assembly 33 used for driving the crushing rotating shaft 31 to rotate;

every group chain unit 32 all includes that two are established in the periphery of smashing pivot 31 and along keeping away from the outside dish body 321 that the outside protrusion of axis direction set up, a plurality of vertical installation between two dish bodies 321 and along the round pin axle 322 that sets up around the circumferencial direction interval distribution at smashing pivot 31 center and a plurality of chain 323 of installing respectively on each round pin axle 322, chain 323 is formed by connecting gradually a plurality of chain links, and sets up in the periphery that corresponds round pin axle 322 through the hollow position movable sleeve of one of them chain link.

In order to further increase the crushing effect, the crushing assembly 3 further comprises more than one group of blade units 34 which are installed on the crushing rotating shaft 31 at intervals along the vertical direction and are positioned below the chain units 32, each group of blade units 34 comprises two bracket bodies 341 which are annularly arranged on the periphery of the crushing rotating shaft 31 at intervals and are outwards protruded along the direction far away from the axis, a plurality of second pin shafts 342 which are vertically installed between the two bracket bodies 341 and are distributed at intervals along the circumferential direction around the center of the crushing rotating shaft 31, and a plurality of groups of blade groups 343 which are respectively installed on the second pin shafts 342, the support body 341 includes an annular portion located in the middle and coaxially fixed to the periphery of the pulverizing rotating shaft 31 in a sleeved manner, and a plurality of radial extending portions extending outward along the radial direction of the annular portion and fixed to the periphery of the annular portion at intervals in sequence along the circumferential direction around the annular portion, and the connecting portion of each second pin 342 and the support body 341 is located on the radial extending portion of the support body 341; each blade group 343 includes more than two blades 3431 connected to the corresponding second pin 342 at intervals along the vertical direction, the blades 3431 extend along the radial direction of the second pin 342, one end of each blade 3431 is movably sleeved on the periphery of the corresponding second pin 342, and the upper and lower adjacent blades 3431 and the adjacent bracket bodies 341 are separated by collars 344 sleeved on the peripheries of the corresponding portions of the corresponding second pins 342.

Preferably, the number of the chain units 32 is two, the number of the blade units 34 is three, one holder body 341 is shared between adjacent portions of two adjacent blade units 34, and the distance from the central line of the second pin 342 of the blade unit 34 in the middle group to the central axis of the crushing rotating shaft 31 is greater than the distance from the central line of the second pin 342 of the blade unit 34 in the other group to the central axis of the crushing rotating shaft 31.

Preferably, the pulverizing drive assembly 33 comprises a drive motor 331 disposed beside the barrel 2, a driving pulley 332 coaxially and fixedly mounted on the motor output shaft of the drive motor 331, a driven pulley 333 mounted on the upper end shaft end of the pulverizing rotary shaft 31 extending out of the barrel 2, a transmission belt 334 drivingly connected between the driving pulley 332 and the driven pulley 333, and a support frame 335 connected between the drive motor 331 and the frame 1 for supporting the drive motor 331.

Preferably, the pulverizing drive assembly 33 further includes a cover 336 covering the outer peripheries of the driving pulley 332 and the driven pulley 333 and fixedly mounted on the drum 2.

In order to facilitate the installation and maintenance of the barrel, the barrel 2 comprises a middle barrel 21 positioned at the middle part, an upper cover 22 fixedly arranged at the upper end of the middle barrel 21 and a discharge section 23 fixedly connected to the lower end of the middle barrel 21, the hopper 4 is arranged on the upper cover 22, the discharge port 24 is arranged at the bottom of the discharge section 23, and the upper cover 22 and the middle barrel 21 as well as the discharge section 23 and the middle barrel 21 are connected through flange structures.

Preferably, an opening communicated with the inner hollow cavity is further formed in the outer side wall of the middle section cylinder 21, a movable door 5 for opening and closing the opening is further arranged at the opening position, one horizontal side of the movable door 5 is rotatably connected to the outer side wall of the middle section cylinder 21, and a locking assembly 6 for locking the movable door 5 is further arranged on the other horizontal side of the movable door 5;

the locking assembly 6 comprises a plate body 61, a vertical rotating shaft 62, a screw 63 and a locking hand wheel 64, wherein the plate body 61 is fixedly arranged on one side corresponding to the movable door 5, a groove body 611 extending along the horizontal direction is arranged in the middle of the plate body 61, the vertical rotating shaft 62 is rotatably connected to the outer cylinder wall of the middle cylinder 21, one end of the screw 63 is vertically and fixedly connected to the vertical rotating shaft 62, the other end of the screw 63 penetrates through the groove body 611, and the locking hand wheel 64 is in threaded connection with the periphery of the screw 63 and is buckled and pressed on the outer side of the plate body 61 at the bottom.

In order to adjust the vertical height of the cylinder, the frame 1 comprises a supporting platform 11 for supporting and fixing the cylinder 2, four supporting foot stands 12 which are arranged at the four corners of the supporting platform 11 and extend downwards along the vertical direction, and a lifting adjusting component 13 which is connected between the corresponding supporting foot stand 12 and the supporting platform 11 and is used for adjusting the vertical height position of the supporting platform 11;

the lifting adjusting assembly 13 comprises a screw rod 131 which is arranged in a vertical direction in an extending manner and is rotatably connected in the supporting foot frame 12, a guide slide rail 132 which is arranged on the supporting foot frame 12 and is arranged beside the screw rod 131 in parallel, a screw rod nut seat 133 which is in threaded connection with the periphery of the screw rod 131 and is matched and guided with the guide slide rail 132, and a rotating hand wheel 134 which is fixedly connected with the upper end of the screw rod 131 and is used for driving the screw rod 131 to rotate, wherein the bottom of the supporting platform 11 is fixedly arranged on the screw rod nut seats 133 of the lifting adjusting assembly 13 corresponding to each group of supporting foot frames 12.

In order to facilitate fine adjustment of the height, a foot cup 7 for adjusting the height of the supporting foot frame 12 relative to the ground is further connected to the bottom of the supporting foot frame 12 through threads, and the top of the foot cup 7 is connected with the bottom of the supporting foot frame 12 through threads.

While the present invention has been shown and described with reference to particular embodiments and alternatives thereof, it will be understood that various changes and modifications can be made without departing from the spirit and scope of the invention. It is understood, therefore, that the invention is not to be limited, except as by the appended claims and their equivalents.

Claims

1. The utility model provides a fertilizer reducing mechanism which characterized in that: comprises a frame (1), a cylinder (2) arranged on the frame (1) and a crushing component (3) used for crushing materials in the cylinder (2);

the crushing device comprises a barrel (2), a crushing assembly (3) and a crushing driving assembly (33), wherein a hollow cavity extending along the vertical direction is arranged in the barrel (2), a hopper (4) communicated with the hollow cavity of the barrel (2) and used for feeding materials into the barrel is further arranged above the barrel (2), a discharge hole (24) communicated with the hollow cavity of the barrel (2) and used for discharging materials is further arranged at the bottom of the barrel (2), the crushing assembly (3) comprises a crushing rotating shaft (31) extending along the vertical direction and rotatably connected into the hollow cavity of the barrel (2), more than one group of chain units (32) which are arranged on the crushing rotating shaft (31) at intervals along the vertical direction and are positioned in the hollow cavity of the barrel (2), and the crushing driving assembly (33) is used for driving the crushing rotating shaft (31) to rotate;

every group chain unit (32) all include two along vertical direction spacer ring establish smash pivot (31) periphery and along keeping away from disk body (321) that the outside protrusion of axis direction set up, a plurality of vertical install between two disk bodies (321) and along round pin axle (322) that encircle the circumferencial direction interval distribution that smashes pivot (31) center set up and a plurality of install respectively chain (323 on each round pin axle (322), chain (323) are connected gradually by a plurality of chain links and are formed, and put the periphery that corresponds round pin axle (322) through the cavity position activity cover of one of them chain link.

2. The organic fertilizer crushing device of claim 1, characterized in that: the crushing assembly (3) further comprises more than one group of blade units (34) which are arranged on the crushing rotating shaft (31) at intervals along the vertical direction and are positioned below the chain units (32), each group of blade units (34) comprises two bracket bodies (341) which are annularly arranged on the periphery of the crushing rotating shaft (31) at intervals and are outwards protruded along the direction far away from the axis, a plurality of second pin shafts (342) which are vertically arranged between the two bracket bodies (341) and are distributed at intervals along the circumferential direction around the center of the crushing rotating shaft (31), and a plurality of groups of blade groups (343) which are respectively arranged on the second pin shafts (342), each bracket body (341) comprises an annular part which is positioned in the middle and coaxially fixedly sleeved on the periphery of the crushing rotating shaft (31) and a plurality of radial extension parts which extend outwards along the radial direction of the annular part and are sequentially fixed on the periphery of the annular part at intervals along the circumferential direction around the annular part, the connecting part of each second pin shaft (342) and the bracket body (341) is positioned on the radial extension part of the bracket body (341); each blade group (343) comprises more than two blades (3431) which are connected to the corresponding second pin shaft (342) at intervals along the vertical direction, the blades (3431) extend along the radial direction of the second pin shaft (342), one end of each blade (3431) is movably sleeved on the periphery of the corresponding second pin shaft (342), and the two vertically adjacent blades (3431) are separated from each other and the blades (3431) and the adjacent support bodies (341) are separated from each other through collars (344) sleeved on the peripheries of the corresponding parts of the corresponding second pin shafts (342).

3. The organic fertilizer crushing device of claim 2, characterized in that: the number of the chain units (32) is two, the number of the blade units (34) is three, the adjacent parts of two adjacent blade units (34) share one bracket body (341), and the distance between the central line of the second pin shaft (342) of the middle blade unit (34) and the central axis of the crushing rotating shaft (31) is larger than the distance between the central line of the second pin shaft (342) of the other blade units (34) and the central axis of the crushing rotating shaft (31).

4. The organic fertilizer crushing device of claim 1, characterized in that: the crushing driving component (33) comprises a driving motor (331) arranged beside the barrel body (2), a driving belt wheel (332) coaxially and fixedly installed on a motor output shaft of the driving motor (331), a driven belt wheel (333) installed on the end part, extending out of the barrel body (2), of the crushing rotating shaft (31), a transmission belt (334) in transmission connection between the driving belt wheel (332) and the driven belt wheel (333), and a supporting frame (335) connected between the driving motor (331) and the rack (1) and used for supporting the driving motor (331).

5. The organic fertilizer crushing device of claim 4, wherein: the crushing driving assembly (33) further comprises a cover body (336) which covers the peripheries of the driving pulley (332) and the driven pulley (333) and is fixedly arranged on the cylinder body (2).

6. The organic fertilizer crushing device of claim 1, characterized in that: barrel (2) are including middle section barrel (21), the fixed upper cover (22), the fixed ejection of compact section (23) of setting at middle section barrel (21) upper end, fixed connection at middle section barrel (21) lower extreme that lie in the middle part, hopper (4) set up on upper cover (22), discharge gate (24) set up in the bottom of ejection of compact section (23), connect through flange structure between upper cover (22) and middle section barrel (21) and between ejection of compact section (23) and middle section barrel (21).

7. The organic fertilizer crushing device of claim 5, wherein: an opening communicated with the inner hollow cavity is further formed in the outer side wall of the middle section barrel (21), a movable door (5) used for opening and closing the opening is further arranged at the opening position, one horizontal side of the movable door (5) is rotatably connected to the outer side wall of the middle section barrel (21), and a locking assembly (6) used for locking the movable door (5) is further arranged on the other horizontal side of the movable door (5);

the locking assembly (6) comprises a plate body (61), a vertical rotating shaft (62), a screw rod (63) and a locking hand wheel (64), wherein the plate body (61) is fixedly arranged on one side corresponding to the movable door (5), a groove body (611) extending along the horizontal direction is arranged in the middle of the plate body (61), the vertical rotating shaft (62) is rotatably connected to the outer cylinder wall of the middle section cylinder body (21), one end of the screw rod (63) is vertically and fixedly connected to the vertical rotating shaft (62), the other end of the screw rod (63) penetrates through the groove body (611), and the locking hand wheel (64) is in threaded connection with the periphery of the screw rod (63) and is buckled and pressed on the outer side of the plate body (61) at the bottom.

8. The organic fertilizer crushing device of claim 5, wherein: the rack (1) comprises a supporting platform (11) for supporting and fixing the cylinder body (2), four supporting foot frames (12) which are arranged at the four corners of the supporting platform (11) and extend downwards along the vertical direction, and a lifting adjusting assembly (13) which is connected between the corresponding supporting foot frame (12) and the supporting platform (11) and is used for adjusting the vertical height position of the supporting platform (11);

the lifting adjusting assembly (13) comprises a screw rod (131) which is arranged in a supporting foot frame (12) in an extending mode along the vertical direction in a rotating mode, a guide slide rail (132) which is arranged on the supporting foot frame (12) in a parallel mode and is arranged beside the screw rod (131), a screw rod nut seat (133) which is connected to the periphery of the screw rod (131) in a threaded mode and is matched and guided with the guide slide rail (132), and a rotating hand wheel (134) which is fixedly connected with the upper end of the screw rod (131) and is used for driving the screw rod (131) to rotate, and the bottom of the supporting platform (11) is fixedly arranged on the screw rod nut seat (133) of the lifting adjusting assembly (13) corresponding to each group of supporting foot frames (12).

9. The organic fertilizer crushing device of claim 8, characterized in that: the bottom of the supporting foot frame (12) is further in threaded connection with a foot cup (7) used for adjusting the height of the supporting foot frame (12) relative to the ground, and the top of the foot cup (7) is in threaded connection with the bottom of the supporting foot frame (12) through a threaded connection piece.