CN219459816U - Micro-crushing device for biomass straw - Google Patents

Abstract

The utility model discloses a biomass straw micro-crushing device, and in particular relates to the technical field of straw micro-crushing devices. According to the utility model, the extrusion crushing assembly is arranged, the two crushing belts oppositely rotate to crush the materials, the tooth grooves are used for carding the materials, so that the crushing efficiency and effect of the materials in the crusher body are improved, the extrusion plate is displaced in the crusher body due to the traction force generated when the screw rod rotates, and therefore, the materials between the extrusion plate and the crusher body are extruded together, the displacement caused by the traction force when the materials are crushed is avoided, and the crushing efficiency and effect of the materials are improved.

Description

Micro-crushing device for biomass straw

Technical Field

The utility model relates to the technical field of straw micro-crushing devices, in particular to a biomass straw micro-crushing device.

Background

China is a large agricultural country, and a large amount of crop straws are produced every year along with the harvest of agricultural products. Because the straw resources are low and rich, most crop straws are burnt on site or are directly discarded, and insufficient burning of the straws can generate smoke dust and toxic gas, so that the environment is greatly damaged, and forest fires can be caused by irregular burning. In recent years, the national is actively promoting the reutilization of waste resources, and crop straws are used as renewable clean energy sources, so that the method has great development and utilization values. The stalk powder can be used as raw material of wood-plastic composite material, leather, building decorative material, etc. after pulverizing, the stalk resource can be utilized without pulverization treatment. The utility model patent with the patent application number of CN202110697311.8 discloses a micro-crushing device suitable for biomass straw, which comprises a shell, a bearing seat, a belt pulley, a bearing, a shaft end retainer ring, a rotating shaft, a nut, a rotor mechanism, a stator mechanism, a bolt and a discharge hole; the combined component of the rotor mechanism comprises a check ring, a movable cutter head and a movable cutter. When the structure is used, straw coarse materials enter a crushing area through the feed inlet, the cutting edge disc rotating at high speed and the static cutting disc move relatively, the cutting edge disc rotating at high speed and the cutting disc cut, impact and crush and scatter, materials enter the matching parts of the moving knife and the fixed knife under the action of impact force, impact and shear crushing of the cutters, the materials impact on the convex teeth of the cutter disc and are subjected to friction force, the expected crushing effect is achieved under the action of the multi-level cutters and the convex teeth, but the cutting edge disc of the structure cannot be adjusted, when the materials are fewer, the space exists between the materials and the cutting edge disc, the materials are caused to displace due to traction force when the materials are cut, and the cutting crushing efficiency of the materials is low.

Disclosure of Invention

The utility model aims to solve the technical problem of overcoming the defects in the prior art and providing a biomass straw micro-crushing device.

The utility model is realized by the following technical scheme:

the micro-crushing device for the biomass straws comprises a crusher body and a pressing plate arranged on the crusher body, wherein an extrusion crushing assembly is arranged in the crusher body;

the extrusion crushing assembly comprises two crushing rollers arranged in the crusher body, wherein crushing belts used for crushing materials are respectively connected to the two crushing rollers in a sliding manner, and the section shape of each crushing belt is spiral;

an extrusion plate in sliding connection with the crusher body is arranged on one side of the inner wall of the crusher body, the extrusion plate is sleeved on the crushing roller, and two sliding sleeves respectively positioned on the corresponding crushing roller are arranged on the extrusion plate;

the surface one side of rubbing crusher body is provided with the second motor, the output of second motor is provided with the lead screw that runs through rubbing crusher body and stripper plate and extend to rubbing crusher body inner wall one side, lead screw and stripper plate threaded connection, sliding sleeve and crushing roller sliding connection.

It can be seen that in the above technical scheme, the extrusion plate is displaced in the pulverizer body due to the traction force generated when the screw rod rotates, so that materials between the extrusion plate and the pulverizer body are extruded together, the displacement caused by the traction force when the materials are prevented from being pulverized is avoided, and the material pulverizing efficiency and effect are improved.

Optionally, in one possible implementation mode, one end of the pulverizer body is provided with a gear box, two gears respectively installed on corresponding pulverizing rollers are arranged in the gear box, two gears are meshed, one side of the surface of the gear box is provided with a first motor for driving the gears to rotate, two toothed bars installed at the bottom of an inner cavity of the pulverizer body are arranged between the pulverizing rollers, a plurality of tooth grooves are formed in the outer side of the toothed bars, a transition port connected with the toothed bars in a sliding mode is formed in the extruding plate in a penetrating mode, a discharging pipe orifice used for discharging is arranged at the bottom of the pulverizer body, and a plurality of supporting legs used for supporting the pulverizer body are arranged on one side of the discharging pipe orifice.

It can be seen that in the above technical scheme, start first motor and make two crushing area counter-rotating smash the material, the material is being smashed the rotatory in-process of smashing in area, is combed the material by the tooth's socket, improves the material and smashes efficiency and effect in the rubbing crusher body, and follow-up material is pushed it to row material mouth department discharge by the stripper plate displacement simultaneously.

The beneficial effects of the utility model are as follows:

compared with the prior art, the extrusion crushing assembly is simple in overall design and reasonable in structure, the two crushing belts oppositely rotate to crush materials through corresponding cooperation of each structure, and the materials are combed by the tooth grooves, so that the crushing efficiency and effect of the materials in the crusher body are improved; meanwhile, the extrusion plate is displaced in the crusher body due to traction force when the screw rod rotates, so that materials between the extrusion plate and the crusher body are extruded together, displacement caused by traction force when materials are crushed is avoided, and the crushing efficiency and effect of the materials are improved.

Drawings

Fig. 1 is a front view of the overall structure of the present utility model.

Fig. 2 is a top view of the overall structure of the present utility model.

Fig. 3 is a front view of the crush assembly of the present utility model.

Fig. 4 is a front view of the stripper plate, runner and toothed bar of the present utility model.

The reference numerals are: 1. a pulverizer body; 2. crushing a roller; 3. crushing the belt; 4. a gear box; 5. a gear; 6. a first motor; 7. a pressing plate; 8. a second motor; 9. a screw rod; 10. an extrusion plate; 11. a sliding sleeve; 12. a discharging pipe orifice; 13. support legs; 14. a transition port; 15. a toothed bar; 16. tooth slots.

Detailed Description

The present utility model will be described in further detail below with reference to the drawings and preferred embodiments, so that those skilled in the art can better understand the technical solutions of the present utility model. All other embodiments, based on the embodiments of the utility model, which would be apparent to one of ordinary skill in the art without making any inventive effort are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.

Furthermore, it should be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected, can be indirectly connected through an intermediate medium, and can also be communicated with the inside of two elements. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.

Embodiment one;

the biomass straw micro-crushing device shown in the figures 1-4 can crush materials together by an extrusion crushing assembly arranged on a crusher body 1, and the specific structure of the assembly is as follows;

the extrusion crushing assembly comprises two crushing rollers 2 arranged in a crusher body 1, wherein crushing belts 3 for crushing materials are respectively connected to the two crushing rollers 2 in a sliding manner, and the cross section of each crushing belt 3 is in a spiral shape;

one side of the inner wall of the crusher body 1 is provided with an extrusion plate 10 which is in sliding connection with the crusher body 1, the extrusion plate 10 is sleeved on the crushing roller 2, and the extrusion plate 10 is provided with two sliding sleeves 11 which are respectively positioned on the corresponding crushing roller 2;

the surface one side of rubbing crusher body 1 is provided with second motor 8, and the output of second motor 8 is provided with the lead screw 9 that runs through rubbing crusher body 1 and stripper plate 10 and extend to rubbing crusher body 1 inner wall one side, lead screw 9 and stripper plate 10 threaded connection, sliding sleeve 11 and crushing roller 2 sliding connection.

According to the structure, when the crusher is used, a worker adds materials into the crusher body 1, according to the requirements, the second motor 8 is started to drive the screw rod 9 to rotate, the extrusion plate 10 can displace in the crusher body 1 due to traction force when the screw rod 9 rotates, the extrusion plate 10 can reduce the distance between the extrusion plate 10 and one side of the inner wall of the crusher body 1 when the extrusion plate 10 displaces, so that the materials between the extrusion plate 10 and the crusher body 1 are extruded together, the extruded materials are blocked through the pressing plate 7, and meanwhile, the crushing belt 3 is driven to rotate to crush the materials through the rotation of the crushing roller 2.

Embodiment two;

in one possible embodiment, as shown in fig. 1-4, a gear box 4 is arranged at one end of a crusher body 1, two gears 5 respectively installed on corresponding crushing rollers 2 are arranged in the gear box 4, the two gears 5 are meshed, a first motor 6 for driving the gears 5 to rotate is arranged at one side of the surface of the gear box 4, a toothed bar 15 installed at the bottom of an inner cavity of the crusher body 1 is arranged between the two crushing rollers 2, a plurality of tooth grooves 16 are formed in the outer side of the toothed bar 15, a transition port 14 in sliding connection with the toothed bar 15 is formed in the extruding plate 10 in a penetrating manner, a discharging pipe port 12 for discharging is formed in the bottom of the crusher body 1, and a plurality of supporting legs 13 for supporting the crusher body 1 are arranged at one side of the discharging pipe port 12.

According to the structure, when the crusher is used, the first motor 6 is started to drive the gear 5 to rotate, the two gears 5 are meshed with each other to enable the two crushing rollers 2 to rotate oppositely, then the two crushing belts 3 rotate oppositely to crush materials, the materials are combed by the tooth grooves 16 in the process of crushing the materials by the rotation of the crushing belts 3, the crushing efficiency and effect of the materials in the crusher body 1 are improved, and meanwhile, the follow-up materials are pushed to the discharge pipe port 12 to be discharged by the displacement of the extrusion plate 10.

In the condition of prior art, the application discloses a micro-crushing device of living beings straw, add the material to in the rubbing crusher body 1, two gears 5 counter-rotation of first motor 6 drive, two crushing area 3 counter-rotation smashes the material, comb the material by tooth's socket 16, improve the material and smash efficiency and effect in rubbing crusher body 1, start second motor 8 drive lead screw 9 rotation, the traction force cause when extrusion plate 10 passes through lead screw 9 rotation takes place the displacement in rubbing crusher body 1, thereby make the material between extrusion plate 10 and the rubbing crusher body 1 be extruded together, and carry out the check through clamp plate 7 to the material that extrudes together, simultaneously smash the material through smashing roller 2 rotation drive crushing area 3 rotation and smash.

The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.

Claims (7)

1. The utility model provides a little reducing mechanism of living beings straw, includes rubbing crusher body (1) and sets up clamp plate (7) on rubbing crusher body (1), its characterized in that: an extrusion crushing assembly is arranged in the crusher body (1);

the extrusion crushing assembly comprises two crushing rollers (2) arranged in a crusher body (1), crushing belts (3) for crushing materials are respectively connected to the two crushing rollers (2) in a sliding manner, and the cross section shape of each crushing belt (3) is spiral;

the crushing machine is characterized in that an extrusion plate (10) in sliding connection with the crushing machine body (1) is arranged on one side of the inner wall of the crushing machine body (1), the extrusion plate (10) is sleeved on the crushing roller (2), and two sliding sleeves (11) respectively positioned on the corresponding crushing roller (2) are arranged on the extrusion plate (10).

2. The micro-pulverizing device of biomass straw according to claim 1, wherein: the surface side of rubbing crusher body (1) is provided with second motor (8), the output of second motor (8) is provided with runs through rubbing crusher body (1) and stripper plate (10) and extends to lead screw (9) of rubbing crusher body (1) inner wall one side.

3. The micro-pulverizing device of biomass straw according to claim 2, wherein: the screw rod (9) is in threaded connection with the extrusion plate (10), and the sliding sleeve (11) is in sliding connection with the crushing roller (2).

4. The micro-pulverizing device of biomass straw according to claim 1, wherein: one end of the pulverizer body (1) is provided with a gear box (4), and two gears (5) respectively installed on the corresponding pulverizing roller (2) are arranged in the gear box (4).

5. The micro-pulverizing device for biomass straw according to claim 4, wherein: the two gears (5) are meshed, and a first motor (6) for driving the gears (5) to rotate is arranged on one side of the surface of the gear box (4).

6. The micro-pulverizing device of biomass straw according to claim 1, wherein: a toothed bar (15) arranged at the bottom of the inner cavity of the crusher body (1) is arranged between the two crushing roller bars (2), a plurality of tooth grooves (16) are formed in the outer side of the toothed bar (15), and a transition opening (14) which is in sliding connection with the toothed bar (15) is formed in the extruding plate (10) in a penetrating mode.

7. The micro-pulverizing device of biomass straw according to claim 1, wherein: the bottom of the crusher body (1) is provided with a discharge pipe orifice (12) for discharging, and one side of the discharge pipe orifice (12) is provided with a plurality of supporting legs (13) for supporting the crusher body (1).