CN211430087U

CN211430087U - Straw throwing mechanism and harvester thereof

Info

Publication number: CN211430087U
Application number: CN201922037407.2U
Authority: CN
Inventors: 刘涛
Original assignee: Anhui Huazhi Machinery Technology Co ltd
Current assignee: Anhui Huazhi Machinery Technology Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-09-08
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses a straw throwing mechanism and a harvester thereof, comprising a material receiving box, a feed inlet and a discharge port, wherein the middle part of the material receiving box is provided with a crushing roller, two sides of the material receiving box are provided with notches which are concave towards the box body, the upper end of the crushing roller is screwed on the upper part of the material receiving box and is fixed by a rectangular plate, the lower end of the crushing roller is screwed on a material discharging plate, the lower end of the crushing roller is in transmission connection with a motor, the notches are trapezoidal, the upper side and the lower side of each notch are respectively provided with an upper groove and a lower groove, the upper surface of the upper groove in the box body is provided with a conveying wheel, the conveying wheel is; the discharging plate is fixedly arranged in the material receiving box, a fan-shaped notch is formed in the discharging plate, and a push plate is arranged on the part, screwed on the discharging plate, of the crushing roller; the utility model provides a through suction fan exhaust straw can be more indiscriminate, some less not enough even, and exhaust straw itself smashes not thoroughly, and thickness is thicker in addition, leads to the problem that the straw can not be rotten fast.

Description

Straw throwing mechanism and harvester thereof

Technical Field

The utility model belongs to the technical field of the straw processing apparatus, concretely relates to straw shedding mechanism and harvester thereof.

Background

When the grain harvester works, straws produced after threshing need to be thoroughly crushed by the crusher and then thrown out of the harvester, and the straws are thoroughly crushed by the crusher, so that the direct burning of farmers to cause environmental pollution can be avoided, and the grain harvester also conforms to the regulations of governments in multiple regions on forbidding burning of straws. The crushed straws can be directly put into the soil to be used as fertilizer, so that the fertility of the soil is increased, and the effect of increasing the yield is achieved.

In the prior art, the air blower is mostly used or the air blower is matched with a flywheel for discharging when the straws are discharged, the discharged straws are different in thickness and can cause a large amount of dust in the discharging process, the damage to the environment and the human body is large in the using process, the straws different in thickness can cause different rotting and fertilizer production schedules, and therefore the straws need to be further dispersed manually, and one of the manually dispersed straws is labor-consuming, consumes labor, and is not uniform; in addition, the straws need to be manually dispersed again, so that farmers who reap the field think that the function of the harvester is not good and the business of the harvester is affected.

In the prior art, a grain harvester and a straw throwing device thereof, as provided by chinese patent publication No. CN201520570389.3, includes a blanking disc, a straw discharge flywheel, and a flywheel coupling, wherein a shaft hole is provided at the center of the blanking disc, the flywheel coupling is rotatably connected with the shaft hole, the straw discharge flywheel is fixed at the upper end of the flywheel coupling, a half-ring baffle is provided at the outer side of the straw discharge flywheel, and the lower end of the flywheel coupling is in power connection with a driving mechanism; above-mentioned technical scheme can be even discharge the straw outside the harvester, but it can produce a large amount of dusts in the discharge process, and is great to the injury of the person.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a straw shedding mechanism and harvester thereof to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a straw shedding mechanism, comprising:

a material receiving box, a material inlet and a material outlet,

the material receiving box is characterized in that a crushing roller is arranged in the middle of the material receiving box, notches which are concave inwards towards the box body are arranged on two sides of the material receiving box, the upper end of the crushing roller is screwed on the upper portion of the material receiving box and is fixed by a rectangular plate, the lower end of the crushing roller is screwed on a material discharging plate, the lower end of the crushing roller is in transmission connection with a motor, the notches are trapezoidal, an upper groove and a lower groove are respectively arranged on the upper side and the lower side of each notch, a conveying wheel is arranged on the upper surface of the inner portion of the box body of each;

the discharging plate is fixedly installed in the material receiving box, a fan-shaped notch is formed in the discharging plate, a push plate is arranged on the part, connected to the discharging plate, of the crushing roller in a rotating mode, a plurality of first elastic columns are arranged on the lower portion of the push plate, the lower portion of the fan-shaped notch is a discharging opening, a second elastic column staggered with the first elastic columns is arranged on one side edge of the fan-shaped notch, and an inclined plate is arranged in the discharging opening.

Preferably, a gap is arranged between the end part of the fan-shaped notch and the crushing roller, and a baffle is arranged between the lower part of the gap and the lower part of the material receiving box.

Preferably, the number of the upper grooves is two, the upper surface of each upper groove inclines towards the center of the box body, the number of the conveying wheels is three, and the surfaces of the conveying wheels are provided with gear teeth.

Preferably, the push plate is fixed on the crushing roller through a fixing ring.

Preferably, the fixing bolt is provided with a nut.

The utility model also provides a harvester, including as foretell straw shedding mechanism.

Compared with the prior art, the beneficial effects of the utility model are that: at first adopt crushing roller further to smash the straw that comes with carrying, make it can rot more fast and give birth to fertile when falling into the field, design through groove on both sides, make the straw that falls into in the receipts workbin can be quick smashed, meanwhile, the straw that smashes is fallen down by the push pedal fan-shaped breach department of moving back, and in practical application, push pedal rotational speed is too fast can lead to the straw to fly to the condition on the other side from fan-shaped breach one side, consequently, through setting up first elastic column and second elastic column, two kinds of elastic column crisscross settings, it can be cut down at fan-shaped breach department to be the straw, and evenly fall into the field from the discharge gate, it can be more disorderly to have solved through suction fan exhaust straw, some are few not enough even, and exhaust straw itself smashes thoroughly, and in addition thickness is thick, lead to the problem that the straw can not be rotted fast.

Drawings

FIG. 1 is a cross-sectional view of an embodiment of the present invention;

FIG. 2 is a schematic top view of the push plate of the present invention;

fig. 3 is a schematic side view of the push plate of the present invention.

In the figure: 1 receiving box, 11 feeding hole, 12 discharging hole, 13 crushing roller, 14 notch, 141 upper groove, 142 lower groove, 143 fixing bolt, 15 conveying wheel, 16 inclined plate, 2 discharging plate, 21 fan-shaped notch, 22 push plate, 23 first elastic column, 24 second elastic column and 25 baffle plate.

Detailed Description

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

Referring to fig. 1-3, the present invention provides a technical solution:

a straw throwing mechanism comprises a material receiving box 1, a feeding hole 11 and a discharging hole 12, wherein a crushing roller 13 is arranged in the middle of the material receiving box 1, notches 14 which are concave towards a box body are formed in two sides of the material receiving box 1, the upper end of the crushing roller 13 is screwed to the upper portion of the material receiving box 1 and is fixed by a rectangular plate, the lower end of the crushing roller is screwed to a material placing plate 2, the lower end of the crushing roller is in transmission connection with a motor, the notches 14 are trapezoidal, an upper groove 141 and a lower groove 142 are respectively formed in the upper side and the lower side of each notch 14, a conveying wheel 15 is arranged on the upper surface of the inner portion of the box body of each upper groove 141, each conveying wheel; the discharging plate 2 is fixedly installed in the material receiving box 1, a fan-shaped notch 21 is formed in the discharging plate 2, a push plate 22 is arranged on the part, connected to the discharging plate 2, of the crushing roller 13 in a rotating mode, a plurality of first elastic columns 23 are arranged on the lower portion of the push plate 22, the lower portion of the fan-shaped notch 21 is a discharging port 12, one side edge of the fan-shaped notch 21 is provided with a second elastic column 24 staggered with the first elastic columns 23, and an inclined plate 16 is arranged in the discharging port 12.

A gap is arranged between the end part of the fan-shaped notch 21 and the crushing roller 13, and a baffle 25 is arranged between the lower part of the gap and the lower part of the material receiving box 1. The number of the upper grooves 141 is two, the upper surface of the upper groove 141 inclines towards the center of the box body, the number of the conveying wheels 15 is three, and the surface of the conveying wheel 15 is provided with gear teeth. The push plate 22 is fixed on the crushing roller 13 through a fixing ring. The fixing bolt 143 is provided with a nut.

The utility model also provides a harvester, include like foretell a straw shedding mechanism

As shown in figure 1, before the device is used, firstly, the device is installed on a harvester through fixing bolts 143 on two sides, a feed port 11 is aligned with a discharge port of the harvester, the fixing bolts 143 are arranged in notches 14, so that the installation space can be saved to the greatest extent, then, the device is fixed through nuts, when the device is used, straws fall into the feed port 11 of a receiving box 1 from the discharge port of the harvester, the straws are further crushed through crushing rollers 13 and fall onto a discharging plate 2, wherein the straws continuously enter and can cause overstock on two sides of the feed port, at the moment, the straws overstock on two sides are conveyed to the position of a middle crushing roller 13 through conveying wheels 15 on grooves 141 on two sides, gear teeth are arranged on the conveying wheels 15, and the crushed straws are driven by a micro motor and are pushed by a push plate 22 synchronously rotating with the crushing rollers 13 after falling onto the discharging plate 2, when the pushing plate 22 is pushed to the fan-shaped notch 21, the straw falls into the discharge port 12 from the notch and continuously and uniformly falls into the field from the inclined plate 16, wherein in the pushing process, the pushing plate 22 may bring the straw directly from one side of the fan-shaped notch to the other side due to the over-high rotating speed, in order to avoid the situation, the bottom of the pushing plate 22 is provided with a first elastic column 23, one side of the fan-shaped notch 21 (the second side of the pushing plate 22 passing through after the pushing plate 22 starts to rotate from the solid part of the discharging plate 2) is provided with a second elastic column 24, and the first elastic column 23 and the second elastic column 24 are in a staggered state, when the pushing plate 22 brings the material from one side, the second elastic column 24 on the other side can block the straw to make the straw fall into the discharge port 12, so that the skill can ensure that the straw can fall uniformly without accumulating the straw in the collecting box 1, and the discharged straw is smashed the degree height, and is more even, and it is faster to rot and give birth to fertile, and in addition, this throwing mechanism handles the straw and all goes on in inside, can not produce a large amount of dusts during the discharge, has further protected the environment.

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

Claims

1. The utility model provides a straw shedding mechanism, includes receipts workbin (1), feed inlet (11) and discharge gate (12), its characterized in that:

the material receiving box is characterized in that a crushing roller (13) is arranged in the middle of the material receiving box (1), notches (14) which are concave inwards towards the box body are formed in two sides of the material receiving box, the upper end of the crushing roller (13) is screwed to the upper portion of the material receiving box (1) and is fixed through a rectangular plate, the lower end of the crushing roller is screwed to the material discharging plate (2), the lower end of the crushing roller is in transmission connection with a motor, the notches (14) are trapezoidal, an upper groove (141) and a lower groove (142) are formed in the upper side and the lower side of each notch (14), a conveying wheel (15) is arranged on the upper surface of the interior of the box body of the upper groove (141), the conveying wheel (15;

the utility model discloses a material receiving box, including blowing board (2), crushing roller (13), push plate (22) and discharge board (2), blowing board (2) fixed mounting is equipped with fan-shaped breach (21) in receiving workbin (1), be equipped with push plate (22) on the part that crushing roller (13) connect soon on blowing board (2), and push plate (22) lower part is equipped with a plurality of first elastic columns (23), the lower part of fan-shaped breach (21) is discharge gate (12), and one of them side of fan-shaped breach (21) is equipped with second elastic column (24) staggered with first elastic column (23), is equipped with hang plate (16) in discharge gate (.

2. The straw throwing mechanism of claim 1, wherein: a gap is arranged between the end part of the fan-shaped notch (21) and the crushing roller (13), and a baffle (25) is arranged between the lower part of the gap and the lower part of the material receiving box (1).

3. The straw throwing mechanism of claim 1, wherein: the upper grooves (141) are two, the upper surfaces of the upper grooves (141) incline towards the center of the box body, the number of the conveying wheels (15) is three, and gear teeth are arranged on the surfaces of the conveying wheels (15).

4. The straw throwing mechanism of claim 1, wherein: the push plate (22) is fixed on the crushing roller (13) through a fixing ring.

5. The straw throwing mechanism of claim 1, wherein: and nuts are arranged on the fixing bolts (143).

6. A harvester, characterized in that: comprising a straw throwing mechanism according to any one of claims 1 to 5.