CN219812574U

CN219812574U - Straw crushing device

Info

Publication number: CN219812574U
Application number: CN202321391615.2U
Authority: CN
Inventors: 上官寅罡; 计根祥; 李博
Original assignee: Zhejiang Fuwo Agricultural Biotechnology Co ltd
Current assignee: Zhejiang Fuwo Agricultural Biotechnology Co ltd
Priority date: 2023-06-02
Filing date: 2023-06-02
Publication date: 2023-10-13
Anticipated expiration: 2033-06-02

Abstract

The utility model relates to the technical field of crushing devices, in particular to a straw crushing device, which comprises a crushing box, wherein a crushing motor is fixedly connected in the middle of the bottom of the crushing box, an output shaft of the crushing motor extending into the crushing box is fixedly connected with a rotating shaft, the rotating shaft is fixedly connected with a plurality of cutters, a stirring plate is fixedly connected to the position, close to the bottom of the crushing box, of the rotating shaft, a discharge hole is fixedly connected to the bottom of the crushing box, a rolling mechanism is fixedly connected in the middle of the top of the crushing box, a feed inlet is fixedly connected in the middle of the top of the rolling mechanism, the rolling mechanism comprises a rolling box, rolling rollers are symmetrically arranged in the middle of the rolling box, one end of each rolling roller extending out of the rolling box is fixedly connected with a driven sprocket, the driven sprocket is in transmission connection with a chain, the other end of the chain is in transmission connection with a driving sprocket, and the driving sprocket is fixedly connected with a rolling motor.

Description

Straw crushing device

Technical Field

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

Background

At present, equipment in agricultural production is more and more perfect, but the straw left after harvesting crops such as wheat and corn not only can prevent the next round of cultivation, but also can influence the operation of a rotary cultivator, and a large amount of straw is burnt on site because of being not properly recovered and disposed, so that serious environmental pollution and fire hazard are caused, and great waste of resources is also caused. The comprehensive utilization of the straws can accelerate the development of animal husbandry and light industry, improve the ecological environment, promote the adjustment of rural industrial structures and the synchronous increase of ecological benefit, social benefit and economic benefit, and keep the sustainable development of modern agriculture. Straw recycling requires crushing straw, and the most common equipment in the straw crushing process is a straw crusher.

The chinese patent document with the patent document number CN217011863U discloses a corn straw smashing device, this corn straw smashing device, pass through motor cooperation one number axle, arc commentaries on classics piece, the adapter sleeve, connecting block and connecting rod drive the cutter and cut off corn straw, then pass through the rebound force cooperation connecting rod of spring and drive the cutter and upwards move, the staff continues to promote corn straw to the baffle left side again, with this circulation cut off corn straw in sections, the effect of cutting corn straw into the quarter earlier before smashing has been realized, the problem of corn straw too long inconvenient smashing has been avoided, the smashing efficiency of corn straw has been improved, the time of corn straw smashing has been reduced, but the feed hopper opening that the device side set up is big, the cutter can't cut off and lead to the equipment damage when the straw of bundle gets into the device, and moreover, when the straw cutting end, the part of straw in smashing the incasement is longer than the part of still being in feed hopper of straw that still not getting into, the cutter down cuts down, the part of straw in the feed hopper can upwards perk, and the part of straw in smashing the incasement can drop down, consequently, the straw of this part of straw that is cut off down in the feed hopper, the effect of smashing the straw down can't be cut off earlier, the effect can't be realized before this kind of smashing.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model aims to provide a straw crushing device which solves the problems existing in the prior art and solves the problem that the straw is not sufficiently cut before being crushed.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a straw reducing mechanism, smash the case including smashing the middle fixedly connected with of case bottom, smash the output shaft fixedly connected with axis of rotation that the motor top stretched into smashing the case, axis of rotation fixedly connected with a plurality of cutters, axis of rotation is close to smashing case bottom department fixedly connected with and dials the flitch, smash case bottom and still fixedly connected with discharge gate, smash the middle fixedly connected with rolling mechanism in case top, the fixedly connected with feed inlet in the middle of the rolling mechanism top, rolling mechanism is including rolling the case, be provided with the roller in the middle of the rolling case symmetrically, the one end fixedly connected with driven sprocket that rolls the roller stretches out the rolling case, driven sprocket transmission is connected with the chain, the other end transmission of chain is connected with driving sprocket, driving sprocket fixedly connected with rolls the motor.

Preferably, a pressing plate assembly is arranged between the crushing box and the rolling box.

Preferably, the pressing plate assembly comprises a pressing plate, one side of the pressing plate, which is far away from the middle of the rolling box, is fixedly connected with a pressing plate fixing frame, and the pressing plate fixing frame is fixedly connected with the top wall of the crushing box.

Preferably, one side of the pressure receiving plate, which is far away from the pressure receiving plate fixing frame, is provided with a pressure plate, one side of the pressure plate, which is far away from the pressure receiving plate, is fixedly connected with a pressure plate connecting rod, the other end of the pressure plate connecting rod is fixedly connected with a guide seat, one side of the guide seat, which is far away from the pressure plate, is fixedly connected with a fixed connecting frame, and the fixed connecting frame is fixedly connected with the top wall of the crushing box.

Preferably, a sliding groove is formed in the middle of the guide seat, a telescopic sliding block is connected in the sliding groove in a sliding mode, the telescopic sliding block is fixedly connected with a pressing plate connecting rod, and one end of the pressing plate connecting rod, which penetrates through the guide seat and the fixed connecting frame, is fixedly connected with a telescopic limiting head.

Preferably, a telescopic spring is arranged between the telescopic sliding block and the fixed connecting frame, and the telescopic spring is sleeved on the pressure plate connecting rod.

Preferably, the rotation shaft is fixedly connected with a plurality of cutter connecting rings, the side surface of the cutter connecting ring is fixedly connected with a plurality of cutters, and the cutters are uniformly and annularly arranged around the cutter connecting rings.

Preferably, the cutter connection rings are arranged sequentially from top to bottom.

Preferably, the cutter is sharpened on both sides of the upper portion.

Preferably, a conveyer belt is arranged at the bottom of the discharge hole.

(III) beneficial effects

1. The utility model provides a straw crushing device, wherein a left rolling motor and a right rolling motor are started, the rolling motors rotate in opposite directions, the driving chain wheel is driven by the rolling motors to rotate by the driving chain wheel, the driven chain wheel is driven by a chain to rotate, the rolling rollers are driven to rotate towards the middle, and straws enter from a feeding hole and then enter between the two rolling rollers downwards, so that the straws with thicker diameters or bundled straws are crushed into thin strips, the strength of the straws is reduced, the straws are cut more easily, the problems of incomplete cutting or continuous cutting are prevented, and the straw crushing efficiency is improved.

2. The utility model provides a straw crushing device, wherein straw is extruded downwards into a pressing plate assembly, the straw is extruded downwards between the pressing plate and the pressing plate along the pressing plate, the pressing plate stretches horizontally along with the thickness of the extruded straw, the pressing plate assembly is similar to a structure that a green onion is placed on a chopping board, and one end of the green onion is pressed by a hand, so that the green onion can be cut more finely and can be cut more easily, fragments after straw cutting are thinned along with the house, and the straw crushing efficiency is improved.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic diagram of a partial enlarged view of fig. 1 according to the present utility model.

Fig. 3 is a schematic view of the positions of the cutter and the rotating shaft according to the present utility model.

Fig. 4 is a schematic structural view of a cross section of a cutter according to the present utility model.

In the figure: 1-crushing box, 2-crushing motor, 3-rotation shaft, 4-cutter, 5-deflector plate, 6-discharge gate, 7-conveyer belt, 8-rolling mechanism, 9-crushing box, 10-rolling roller, 11-driven sprocket, 12-chain, 13-driving sprocket, 14-rolling motor, 15-clamp plate subassembly, 16-compression plate, 17-compression plate mount, 18-clamp plate, 19-clamp plate connecting rod, 20-flexible slider, 21-guide holder, 22-sliding groove, 23-flexible spring, 24-fixed connection frame, 25-flexible limit head, 26-cutter link, 27-feed inlet.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 4 of the embodiments of the present utility model, and it is obvious that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a technical scheme that: the utility model provides a straw reducing mechanism, including smashing case 1, smashing motor 2 in the middle of the bottom of case 1 fixedly connected with, smashing motor 2 top stretches into the output shaft fixedly connected with axis of rotation 3 of smashing case 1, axis of rotation 3 fixedly connected with a plurality of cutters go-between 26, cutter go-between 26 side fixedly connected with a plurality of cutters 4, cutter 4 evenly annular arranges around cutter go-between 26, cutter go-between 26 is arranged from top to bottom in proper order, cutter 4 upper portion both sides edging, axis of rotation 3 is close to smashing case 1 bottom department fixedly connected with and dials flitch 5, smashing case 1 bottom still fixedly connected with discharge gate 6, the discharge gate 6 bottom is equipped with conveyer belt 7, smashing case 1 top middle fixedly connected with rolls mechanism 8, fixedly connected with feed inlet 27 in the middle of the top of rolls mechanism 8, feed inlet 27 is the funnel shape, roll mechanism 8 includes rolls case 9, symmetrically be provided with roll gyro wheel 10 in the middle of roll case 9, roll gyro wheel 10 stretches out the one end fixedly connected with driven sprocket 11 of roll case 9, driven sprocket 11 transmission is connected with chain 12, the other end transmission of chain 12 is connected with initiative 13, initiative sprocket 13 fixedly connected with rolls motor 14.

The crushing box 1 and the crushing box 9 are provided with a pressing plate assembly 15, the pressing plate assembly 15 comprises a pressing plate 16, one side, away from the middle of the crushing box 9, of the pressing plate 16 is fixedly connected with a pressing plate fixing frame 17, the pressing plate fixing frame 17 is fixedly connected with the top wall of the crushing box 1, one side, away from the pressing plate fixing frame 17, of the pressing plate 16 is provided with a pressing plate 18, one side, away from the pressing plate 16, of the pressing plate 18 is fixedly connected with a pressing plate connecting rod 19, the other end of the pressing plate connecting rod 19 is fixedly connected with a guide seat 21, one side, away from the pressing plate 18, of the guide seat 21 is fixedly connected with a fixedly connecting frame 24, the fixedly connecting frame 24 is fixedly connected with the top wall of the crushing box 1, a sliding groove 22 is formed in the middle of the guide seat 21, a telescopic sliding block 20 is fixedly connected with a pressing plate connecting rod 19, one end, which penetrates through the guide seat 21 and the fixedly connecting frame 24, of the telescopic block 20 and the fixedly connecting frame 24 are provided with a telescopic limiting head 25, a telescopic spring 23 is arranged between the telescopic slider 20 and the fixedly arranged on the pressing plate connecting rod 19.

Working principle: during operation, the crushing motor 2 is started to drive the rotating shaft 3 to rotate, the cutter 4 is driven to rotate, then, the left rolling motor 14 and the right rolling motor 14 are started, the rotating directions of the two rolling motors 14 are opposite, the rolling motor 14 drives the driving sprocket 13 to rotate, the driving sprocket 13 drives the driven sprocket 11 to rotate through the chain 12, the rolling roller 10 is driven to rotate, the rolling roller 10 rotates towards the middle, at the moment, straws enter from the feeding port 27 and then enter between the two rolling rollers 10 downwards, so that the straws with thicker diameters or bales are crushed into thin strips, then, the straws continue to be extruded downwards into the pressing plate assembly 15, the straws are extruded downwards along the pressing plate 16 between the pressing plate 18 and the pressing plate 16, the pressing plate 18 stretches horizontally along with the thickness of the extruded straws, the pressing plate assembly 15 is similar to putting green onion on the pressing plate 16, one end of the green onion is pressed by hands, the green onion section can be cut into finer, and the green onion section is cut off easily, then, the straws downwards stretch out of the bottom of the pressing plate 16, the straws are cut off by the rotating cutter 4, the straws are cut into pieces, the purpose of being cut into pieces is achieved, the broken straws are crushed, the broken straws are further, the broken straws fall into the crushed straws are crushed into thin strips, the crushed straw strips are crushed into the strips, and the crushed straw strips are crushed by the crushed straw strips, and the crushed by the crushed straw strips are continuously and the crushed by the cutter 4, and the cutter strips are conveyed by the cutter, and the crushed straw strips, and the crushed by the cutter strips are subjected to and the crushed by the cutter strips through the cutter and the cutter.

Claims

1. The utility model provides a straw reducing mechanism, includes smashes case (1), smash motor (2) fixedly connected with in the middle of case (1) bottom, smash output shaft fixedly connected with axis of rotation (3) that motor (2) top stretched into smash case (1), axis of rotation (3) fixedly connected with a plurality of cutters (4), axis of rotation (3) are close to smashing case (1) bottom department fixedly connected with stirring plate (5), smash case (1) bottom and still fixedly connected with discharge gate (6), its characterized in that: crushing case (1) top middle fixedly connected with rolls mechanism (8), roll fixedly connected with feed inlet (27) in the middle of mechanism (8) top, roll mechanism (8) including rolling case (9), roll case (9) middle symmetry and be provided with roll gyro wheel (10), roll gyro wheel (10) and stretch out one end fixedly connected with driven sprocket (11) that rolls case (9), driven sprocket (11) transmission is connected with chain (12), chain (12) other end transmission is connected with driving sprocket (13), driving sprocket (13) fixedly connected with rolls motor (14).

2. The straw pulverizing apparatus of claim 1, wherein: a pressing plate assembly (15) is arranged between the crushing box (1) and the rolling box (9).

3. The straw pulverizing apparatus of claim 2, wherein: the pressing plate assembly (15) comprises a pressing plate (16), one side, far away from the middle of the rolling box (9), of the pressing plate (16) is fixedly connected with a pressing plate fixing frame (17), and the pressing plate fixing frame (17) is fixedly connected with the top wall of the crushing box (1).

4. A straw pulverizing apparatus as defined in claim 3, wherein: one side that receives clamp plate (16) and keep away from clamp plate mount (17) is equipped with clamp plate (18), one side that receives clamp plate (16) is kept away from to clamp plate (18) fixedly connected with clamp plate connecting rod (19), clamp plate connecting rod (19) other end fixedly connected with guide holder (21), one side that clamp plate (18) was kept away from to guide holder (21) fixedly connected with fixed connection frame (24), fixed connection frame (24) and crushing case (1) roof fixed connection.

5. The straw pulverizing apparatus of claim 4, wherein: the guide seat is characterized in that a sliding groove (22) is formed in the middle of the guide seat (21), a telescopic sliding block (20) is connected in the sliding groove (22) in a sliding mode, the telescopic sliding block (20) is fixedly connected with a pressing plate connecting rod (19), and the pressing plate connecting rod (19) penetrates through the guide seat (21) and one end of a fixed connecting frame (24) to be fixedly connected with a telescopic limiting head (25).

6. The straw pulverizing apparatus of claim 5, wherein: a telescopic spring (23) is arranged between the telescopic sliding block (20) and the fixed connecting frame (24), and the telescopic spring (23) is sleeved on the pressure plate connecting rod (19).

7. The straw pulverizing apparatus of claim 1, wherein: the rotary shaft (3) is fixedly connected with a plurality of cutter connecting rings (26), a plurality of cutters (4) are fixedly connected to the side faces of the cutter connecting rings (26), and the cutters (4) are uniformly and annularly arranged around the cutter connecting rings (26).

8. The straw pulverizing apparatus of claim 7, wherein: the cutter connecting rings (26) are sequentially arranged from top to bottom.

9. The straw pulverizing apparatus of claim 8, wherein: and two sides of the upper part of the cutter (4) are edged.

10. The straw pulverizing apparatus of claim 1, wherein: the bottom of the discharge hole (6) is provided with a conveying belt (7).