CN219352424U - Crop straw smashing device - Google Patents

Abstract

The utility model discloses a crop straw smashing device, which relates to the technical field of agricultural equipment and comprises a supporting frame, wherein a first bearing seat and a second bearing seat are fixedly arranged on the supporting frame, a first rolling bearing is arranged in the first bearing seat, a second rolling bearing is arranged in the second bearing seat, a rotating shaft is cooperatively connected between the first rolling bearing and the second rolling bearing, a fixed sleeve is fixedly connected onto the rotating shaft, a plurality of crushing blades are arranged on the peripheral surface of the fixed sleeve, a driving motor is fixedly arranged on the supporting frame, the output end of the driving motor is cooperatively connected with one end of a driving shaft, and the straw smashing device is of a horizontal structure, so that the whole straw can be placed into a first crushing cavity in a transverse manner for one-time smashing without cutting and segmenting the straw by workers, the labor intensity of workers can be reduced, and the working efficiency can be improved.

Description

Crop straw smashing device

Technical Field

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

Background

Straw is a collective term for the stem and leaf parts of mature crops and is generally referred to as the remainder of wheat, rice, corn, potatoes, oilseed rape, cotton, sugarcane and other crops after harvesting seeds. More than half of the crop photosynthesis products exist in the straw, the straw is rich in nitrogen, phosphorus, potassium, calcium, magnesium, organic matters and the like, the straw is a renewable biological resource with multiple purposes, and the straw is also a coarse fodder, and is characterized in that the coarse fodder has high coarse fiber content and contains lignin and the like, and the lignin cellulose can not be utilized by pigs and chickens, but can be absorbed and utilized by livestock such as ruminant cattle and sheep. Therefore, the straw can be crushed by the straw crushing device and then recycled, so that the crushed straw particles are further utilized to prepare the feed. However, the existing straw smashing device is generally of a vertical structure, the vertical structure cannot smash longer straws at one time, the straws are needed to be further smashed by being manually cut and segmented and then put into the straw smashing device when the straw smashing device is used, the working efficiency is low, the labor intensity of workers can be improved, and the production requirement cannot be met.

Disclosure of Invention

The utility model overcomes the defects of the prior art and provides a crop straw crushing device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model discloses a crop straw smashing device, which comprises a supporting frame, wherein a first bearing seat and a second bearing seat are fixedly arranged on the supporting frame, a first rolling bearing is arranged in the first bearing seat, a second rolling bearing is arranged in the second bearing seat, a rotating shaft is connected between the first rolling bearing and the second rolling bearing in a matched manner, a fixed sleeve is fixedly connected on the rotating shaft, and a plurality of crushing blades are arranged on the outer circumferential surface of the fixed sleeve;

the driving belt wheel is fixedly connected to the end part of the rotating shaft positioned at one side of the first bearing seat, and the driving belt wheel is in fit connection with the driven belt wheel through a belt;

the support frame is further provided with a first crushing cavity and a second crushing cavity, the first crushing cavity is fixedly arranged on the support frame, and one side of the second crushing cavity is hinged with the first crushing cavity.

Preferably, in a preferred embodiment of the present utility model, the first crushing cavity and the second crushing cavity are hinged by a plurality of hinge plates.

Preferably, in a preferred embodiment of the present utility model, a plurality of first fixing holes are provided on the other side of the second crushing cavity; the support frame is provided with a plurality of second fixing holes, the first fixing holes and the second fixing holes are in one-to-one correspondence, and the first fixing holes and the second fixing holes are connected through locking bolts.

Preferably, in a preferred embodiment of the present utility model, a first notch is formed at the top of the first crushing cavity, and a feeding hopper is welded at the first notch.

Preferably, in a preferred embodiment of the present utility model, a second notch is provided at the bottom of the second crushing cavity, and a discharge hopper is welded at the second notch.

Preferably, in a preferred embodiment of the present utility model, the second slot is cooperatively connected with a screen material sheet.

Preferably, in a preferred embodiment of the present utility model, the screen material sheet is provided with a plurality of screen material holes.

Preferably, in a preferred embodiment of the present utility model, a shock-proof pad is disposed at the bottom of the supporting frame.

Preferably, in a preferred embodiment of the present utility model, the driving motor is a servo motor.

Preferably, in a preferred embodiment of the present utility model, the number of the hinge plates is two.

The utility model solves the defects existing in the background technology, and has the following beneficial effects: this straw reducing mechanism is horizontal structure, can put into first crushed aggregates intracavity with the straw of whole strip adoption mode of putting and smash once only, does not need the staff to smash after cutting the segmentation with the straw again, can reduce staff's intensity of labour, improves work efficiency.

Drawings

Embodiments of the present utility model will be understood more fully from the accompanying drawings, which are given by way of illustration and description of various embodiments of the utility model, and which should not be taken to limit the utility model to the specific embodiments, but are for explanation and understanding only, and other drawings may be obtained from these drawings by persons of ordinary skill in the art without undue burden;

FIG. 1 is a first perspective view of the present utility model;

FIG. 2 is a schematic view of a second perspective structure of the present utility model;

FIG. 3 is a schematic view of the structure of the crushing blade;

FIG. 4 is a schematic view of the structure of a screen sheet;

fig. 5 is a schematic cross-sectional structure of the present utility model.

In the figure: 101. a support frame; 102. a first bearing seat; 103. a second bearing seat; 104. a first rolling bearing; 105. a second rolling bearing; 106. a rotation shaft; 107. a fixed sleeve; 108. a scrap knife blade; 109. a driving motor; 201. a drive shaft; 202. a driving pulley; 203. a driven pulley; 204. a belt; 205. a first chaff chamber; 206. a second chaff chamber; 207. a hinge piece; 208. a first fixing hole; 209. a second fixing hole; 301. a locking bolt; 302. a feed hopper; 303. discharging a hopper; 304. screening the material sheet; 305. screening holes; 306. and a shockproof pad.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but 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.

Reference in the specification to "an embodiment," "one embodiment," "some embodiments," or "other embodiments" means that a particular feature, structure, or characteristic described in connection with the embodiments is included in at least some embodiments, but not necessarily all embodiments. Multiple occurrences of "an embodiment," "one embodiment," or "some embodiments" do not necessarily all refer to the same embodiment. If the specification states a component, feature, structure, or characteristic "may", "might", or "could" be included, that particular component, feature, structure, or characteristic is not required to be included. If the specification or claim refers to "a" or "an" element, that does not mean there is only one of the element. If the specification or claims refer to "an additional" element, that does not preclude there being more than one of the additional element. Furthermore, the particular features, structures, functions, or characteristics may be combined in any suitable manner in one or more embodiments. For example, a first embodiment may be combined with a second embodiment as long as the particular features, structures, functions, or characteristics associated with the two embodiments are not mutually exclusive.

In the description of the present utility model, unless otherwise specified the use of the ordinal adjectives "first", "second", and "third", etc., to describe a common object, merely indicate that different instances of like objects are being referred to, and are not intended to imply that the objects so described must be in a given sequence, either temporally, spatially, in ranking, or in any other manner. In the description of the utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

Referring to fig. 1-5, the utility model discloses a crop straw smashing device, which comprises a supporting frame 101, wherein a first bearing seat 102 and a second bearing seat 103 are fixedly arranged on the supporting frame 101, a first rolling bearing 104 is arranged in the first bearing seat 102, a second rolling bearing 105 is arranged in the second bearing seat 103, a rotating shaft 106 is cooperatively connected between the first rolling bearing 104 and the second rolling bearing 105, a fixing sleeve 107 is fixedly connected on the rotating shaft 106, and a plurality of crushing blades 108 are arranged on the outer circumferential surface of the fixing sleeve 107. It should be noted that the fixing sleeve 107 and the crushing blade 108 are integrally formed, and the crushing blade 108 is fixed to the fixing sleeve 107 by welding.

The support frame 101 is fixedly provided with a driving motor 109, the output end of the driving motor 109 is connected with one end of a driving shaft 201 in a matched mode, the other end of the driving shaft 201 is connected with a driving belt pulley 202 in a matched mode, the end portion of the rotating shaft 106 on one side of the first bearing seat 102 is fixedly connected with a driven belt pulley 203, and the driving belt pulley 202 is connected with the driven belt pulley 203 in a matched mode through a belt 204.

The support frame 101 is further provided with a first crushing cavity 205 and a second crushing cavity 206, the first crushing cavity 205 is fixedly installed on the support frame 101, and one side of the second crushing cavity 206 is hinged with the first crushing cavity 205.

Preferably, in a preferred embodiment of the present utility model, the first crushing chamber 205 and the second crushing chamber 206 are hinged by a plurality of hinge plates 207.

Preferably, in a preferred embodiment of the present utility model, the other side of the second crushing chamber 206 is provided with a plurality of first fixing holes 208; the supporting frame 101 is provided with a plurality of second fixing holes 209, and a plurality of first fixing holes 208 and second fixing holes 209 are in one-to-one correspondence, and the first fixing holes 208 and the second fixing holes 209 are connected through locking bolts 301.

It should be noted that, after the crushed aggregates blade 108 reaches the service life, the maintainer can detach the locking bolt 301 connected between the first fixing hole 208 and the second fixing hole 209, then lift the first crushed aggregates cavity 205, then detach the fixing sleeve 107 from the rotating shaft 106, so as to detach the crushed aggregates blade 108 reaching the service life quickly, and then the maintainer can sleeve the new crushed aggregates blade 108 on the rotating shaft 106, so that the tool changing process can be completed quickly, and the tool changing efficiency can be improved.

Preferably, in a preferred embodiment of the present utility model, a first notch is provided at the top of the first crushing cavity 205, and a feeding hopper 302 is welded to the first notch.

It should be noted that, the structure of the feeding hopper 302 is an elongated groove structure, so that the straw with a longer length can be placed into the first crushing cavity 205 for crushing through the feeding hopper 302 at a time.

Preferably, in a preferred embodiment of the present utility model, a second notch is formed at the bottom of the second crushing cavity 206, and a hopper 303 is welded to the second notch.

Preferably, in a preferred embodiment of the present utility model, the second slot is cooperatively connected with the screen material sheet 304.

Preferably, in a preferred embodiment of the present utility model, the screen material sheet 304 is provided with a plurality of screen holes 305.

It should be noted that, the screen material sheets 304 in the present device are multiple pieces, and the size and diameter of the screen material holes 305 on each screen material sheet 304 are different, so that when the user needs to obtain straw crushed aggregates with different granularity, the corresponding screen material sheets 304 are replaced, so as to improve the versatility of the present device.

Preferably, in a preferred embodiment of the present utility model, the bottom of the supporting frame 101 is provided with a vibration-proof pad 306.

It should be noted that, vibration noise caused by the driving motor 109 may be reduced by the vibration-proof pad 306, so as to improve comfort of a worker during working.

Preferably, in a preferred embodiment of the present utility model, the driving motor 109 is a servo motor.

Preferably, in a preferred embodiment of the present utility model, the number of the hinge plates 207 is two.

It should be noted that, when straw needs to be crushed, the driving motor 109 is started first, so that the driving shaft 201 is driven to rotate by the driving motor 109, when the driving shaft 201 rotates, the driving pulley 202 is driven to rotate, and because the driving pulley 202 and the driven pulley 203 are connected in a matched manner by the belt 204, the driven pulley 203 rotates along with the driving pulley 202, when the driven pulley 203 rotates, the rotating shaft 106 is driven to rotate, so as to drive the crushing blade 108 to rotate at a high speed, at this time, a worker transversely places the whole straw into the first crushing cavity 205 along the feeding hopper 302, and after the straw enters the first crushing cavity 205, the crushing blade 108 rotating at a high speed cuts the straw, so that the straw is crushed to form crushed straw, then the crushed straw falls into the second crushing cavity 206, and if the granularity of the crushed straw meets the requirement, the crushed straw falls onto the discharging hopper 303 along the sieving hole 305; if the particle size of the straw particles is not satisfactory, the particle blade 108 will further cut the straw particles until the particle size is satisfactory, and then drop out of the hopper 303, thereby completing the function of crushing the straw. This straw reducing mechanism is horizontal structure, can put into first crushed aggregates intracavity 205 with the straw of whole strip adoption mode of putting and smash once only, does not need the staff to smash after cutting the segmentation with the straw again, can reduce staff's intensity of labour, improves work efficiency.

The above-described preferred embodiments according to the present utility model are intended to suggest that, from the above description, various changes and modifications can be made by the person skilled in the art without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims (10)

1. Crop straw reducing mechanism, its characterized in that: the crushing device comprises a supporting frame, a first bearing seat and a second bearing seat are fixedly arranged on the supporting frame, a first rolling bearing is arranged in the first bearing seat, a second rolling bearing is arranged in the second bearing seat, a rotating shaft is connected between the first rolling bearing and the second rolling bearing in a matched manner, a fixed sleeve is fixedly connected onto the rotating shaft, and a plurality of crushing blades are arranged on the outer peripheral surface of the fixed sleeve;

the driving belt wheel is fixedly connected to the end part of the rotating shaft positioned at one side of the first bearing seat, and the driving belt wheel is in fit connection with the driven belt wheel through a belt;

the support frame is further provided with a first crushing cavity and a second crushing cavity, the first crushing cavity is fixedly arranged on the support frame, and one side of the second crushing cavity is hinged with the first crushing cavity.

2. A crop straw comminution device according to claim 1, characterized in that: the first crushing cavity is hinged with the second crushing cavity through a plurality of hinge plates.

3. A crop straw comminution device according to claim 1, characterized in that: the other side of the second crushing cavity is provided with a plurality of first fixing holes; the support frame is provided with a plurality of second fixing holes, the first fixing holes and the second fixing holes are in one-to-one correspondence, and the first fixing holes and the second fixing holes are connected through locking bolts.

4. A crop straw comminution device according to claim 1, characterized in that: the top in first crushed aggregates chamber is provided with first notch, first notch department welding has the feeder hopper.

5. A crop straw comminution device according to claim 1, characterized in that: the bottom of second crushed aggregates chamber is provided with the second notch, second notch department welding has a play hopper.

6. The crop straw crushing device according to claim 5, wherein: and the second notch is connected with a screening tablet in a matched manner.

7. The crop straw pulverizer of claim 6, wherein: the screen material sheet is provided with a plurality of screen material holes.

8. A crop straw comminution device according to claim 1, characterized in that: the bottom of the support frame is provided with a shockproof pad.

9. A crop straw comminution device according to claim 1, characterized in that: the driving motor is a servo motor.

10. A crop straw crushing apparatus according to claim 2, characterized in that: the number of the hinge sheets is two.