CN210022037U

CN210022037U - Straw granulator

Info

Publication number: CN210022037U
Application number: CN201920405278.5U
Authority: CN
Inventors: 马彪; 李茹; 詹静龙
Original assignee: Nanjing Qinfeng Straw Technology Co Ltd
Current assignee: Nanjing Qinfeng Straw Technology Co Ltd
Priority date: 2019-03-28
Filing date: 2019-03-28
Publication date: 2020-02-07
Anticipated expiration: 2029-03-28

Abstract

The utility model provides a straw granulator, which comprises a granulation mechanism and a feeding device, wherein the feeding device is positioned at the top of the granulation mechanism; the granulating mechanism comprises a barrel, a discharging template, a rotating shaft, a pressing wheel and a cutter, wherein the discharging template is arranged along the radial direction of the barrel, the rotating shaft rotates on the discharging template along the vertical direction, the rotating shaft drives the pressing wheel to roll along the upper surface of the discharging template, and the rotating shaft drives the cutter to rotate on the lower surface of the discharging template; the feeding device comprises a feeding barrel, a distributing plate and stirring blades, the feeding barrel is fixed at the top of the barrel and coaxial with the barrel, the distributing plate is in sealing connection with the inner wall of the feeding barrel, a plurality of feed inlets penetrating through the distributing plate are distributed on the distributing plate along the circumferential direction, the stirring blades are located above the distributing plate, the stirring blades are fixedly connected with a rotating shaft penetrating through the distributing plate, and an adjusting mechanism for adjusting the opening size of the feed inlets is further arranged on the distributing plate. The utility model discloses can adjust the feed volume of straw powder, improve the work efficiency of granulator.

Description

Straw granulator

Technical Field

The utility model particularly relates to a straw granulator.

Background

Because the rural waste straws are generally subjected to on-site smashing and returning treatment or harvesting and stacking treatment, the rural waste straws occupy large area and are difficult to store during stacking, and potential safety hazards are easily caused during dry weather; the straw treated by returning to the field usually affects the seeding of the next batch of crops in some areas, so that the straw is usually treated by burning in some areas, but the burning causes huge pollution to air, and the straw is forbidden.

In order to reuse the straws, a granulator is generally used to granulate the straws. The straw granulator utilizes straw powder for granulation, the existing straw powder directly enters a granulation chamber, but the working of a compression roller is influenced under the condition of excessive powder; moreover, the properties of the straw powder are different, and the adding speed and the adding amount of the straw powder affect the granulation efficiency, so that a device capable of adjusting the feeding amount of the straw powder is needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a straw granulator can adjust the feeding volume of straw powder, improves the work efficiency of granulator.

The utility model adopts the following technical scheme:

a straw granulator comprises a granulating mechanism and a feeding device, wherein the feeding device is positioned at the top of the granulating mechanism;

the granulating mechanism comprises a barrel, a discharging template, a rotating shaft, a pressing wheel and a cutter, wherein the discharging template is arranged along the radial direction of the barrel, the rotating shaft rotates on the discharging template along the vertical direction, the rotating shaft drives the pressing wheel to roll along the upper surface of the discharging template, and the rotating shaft drives the cutter to rotate on the lower surface of the discharging template;

the feeding device comprises a feeding barrel, a distributing plate and a stirring blade, the feeding barrel is fixed at the top of the barrel and is coaxial with the barrel, the distributing plate is arranged along the radial direction of the feeding barrel, the distributing plate is connected with the inner wall of the feeding barrel in a sealing manner, a plurality of feed inlets penetrating through the distributing plate are distributed on the distributing plate along the circumferential direction, the stirring blade is positioned above the distributing plate, the stirring blade is fixedly connected with a rotating shaft penetrating through the distributing plate, and an adjusting mechanism for adjusting the opening size of the feed inlets is also arranged on the distributing plate.

Preferably, adjustment mechanism includes regulating plate, go-between and connecting cylinder, and the circumference evenly distributed of regulating plate edge go-between, regulating plate and feed inlet one-to-one, and the go-between cup joints on the connecting cylinder, and the through-hole that the diameter is greater than the pivot diameter is seted up to the axial of connecting cylinder, and the connecting cylinder passes through the through-hole cover in the pivot, and the connecting cylinder sets up on the cloth plate along the adjustable setting of cloth plate's circumferential position.

Preferably, the axial of cloth board is seted up the connecting hole that supplies the connecting cylinder to pass, and regulating plate and go-between are located the below of cloth board, and the lower extreme of connecting cylinder passes the connecting hole is connected with the go-between, and threaded connection has the nut that is located cloth board top on the upper end lateral wall of connecting cylinder.

Preferably, a plurality of clamping grooves extending axially are uniformly distributed on the inner wall of the connecting hole along the circumferential direction, openings are formed in the lower surfaces of the clamping grooves on the cloth plate, the length of each clamping groove extending axially is smaller than the thickness of the cloth plate, and clamping blocks matched with the clamping grooves are arranged on the outer side wall of the lower end of the connecting cylinder.

Preferably, the feed inlet with the regulating plate all is fan-shaped with the pivot is coaxial, leaves sectorial clearance between two adjacent regulating plates, the area in clearance is not less than the area of feed inlet.

The utility model has the advantages that: because the difference of straw powder nature, the input speed and the volume of adding of straw powder will influence the granulation efficiency when the pinch roller rolls, consequently, the utility model discloses set up the adjustment mechanism who adjusts the opening size of feed inlet on the distributing plate to adjust the opening size of feed inlet, according to the nature of straw powder, reach the biggest granulation work efficiency.

Drawings

The accompanying drawings are included to provide a preferred understanding of the present invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the internal structure of the granulating mechanism and the feeding device of the present invention;

FIG. 2 is a schematic structural diagram of the adjusting mechanism of the present invention;

fig. 3 is a schematic structural diagram of the clamping groove at the lower end of the material distributing plate of the present invention.

Labeled as: 1. a granulation mechanism; 2. a feeding device; 3. a barrel; 4. discharging the template; 5. a rotating shaft; 6. a pinch roller; 7. a cutter; 8. a feeding cylinder; 9. a distributing plate; 10. stirring blades; 11. a feed inlet; 12. an adjusting plate; 13. a connecting ring; 14. a connecting cylinder; 15. a nut; 16. a card slot; 17. and (7) clamping blocks.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

As shown in fig. 1 to fig. 3, the straw granulator of the present embodiment includes a granulating mechanism 1 and a feeding device 2, the feeding device 2 is located at the top of the granulating mechanism 1, and the feeding device 2 feeds straw powder into the granulating mechanism 1;

the granulating mechanism 1 comprises a barrel 3, a discharging template 4, a rotating shaft 5, a pressing wheel 6 and a cutter 7, wherein the discharging template 4 is arranged along the radial direction of the barrel 3, the rotating shaft 5 rotates on the discharging template 4 along the vertical direction, the rotating shaft 5 drives the pressing wheel 6 to roll along the upper surface of the discharging template 4, and the rotating shaft 5 drives the cutter 7 to rotate on the lower surface of the discharging template 4; the straw powder falls onto the discharging template 4, the pressing wheel 6 revolves along with the main shaft on one hand, and rotates due to friction with the material on the other hand, so that the material is subjected to friction extrusion to form particles in the die holes of the discharging template 4, the particles are continuously formed along with continuous movement of the pressing wheel 6, the particles are continuously extruded from the bottom of the discharging template 4, the cutter 7 below the discharging template 4 rotates along with the rotating shaft 5 to cut off the particles, and the granulating operation is completed;

the feeding device 2 comprises a feeding cylinder 8, a distributing plate 9 and stirring blades 10, the feeding cylinder 8 is fixed at the top of the cylinder 3 and is coaxial with the cylinder 3, preferably, the feeding cylinder 8 and the cylinder 3 are integrally formed, the distributing plate 9 is arranged along the radial direction of the feeding cylinder 8, the distributing plate 9 is hermetically connected with the inner wall of the feeding cylinder 8, a plurality of feeding holes 11 penetrating through the distributing plate 9 are circumferentially distributed on the distributing plate 9, the stirring blades 10 are positioned above the distributing plate 9, and the stirring blades 10 are fixedly connected with a rotating shaft 5 penetrating through the distributing plate 9; the straw powder is added into the feeding cylinder 8, the driving motor is started to drive the rotating shaft 5 to rotate, and the stirring blades 10 stir the straw powder in the feeding cylinder 8 along with the rotation of the rotating shaft 5, so that the straw powder is dispersed and enters the cylinder 3 from the feeding hole 11.

Because the properties of the straw powder are different, the adding speed and the adding amount of the straw powder can influence the granulation efficiency when the pressing wheel 6 rolls, therefore, the utility model discloses set up the adjustment mechanism of the opening size of the adjusting feed inlet 11 on the distributing plate 9 to adjust the opening size of the feed inlet 11, according to the properties of the straw powder, reach the biggest granulation work efficiency;

the adjusting mechanism comprises adjusting plates 12, connecting rings 13 and connecting cylinders 14, the adjusting plates 12 are uniformly distributed along the circumferential direction of the connecting rings 13, the adjusting plates 12 correspond to the feed inlets 11 one by one, the feed inlets 11 and the adjusting plates 12 are both in a fan shape coaxial with the rotating shaft 5, a fan-shaped gap is reserved between every two adjacent adjusting plates 12, the area of the gap is not smaller than that of the feed inlets 11, and when the gap between every two adjusting plates 12 is overlapped with the feed inlets 11, feeding can be carried out according to the maximum opening of the feed inlets 11;

the go-between 13 cup joints on connecting cylinder 14, the through-hole that the diameter is greater than 5 diameters of pivot is seted up to the axial of connecting cylinder 14, connecting cylinder 14 passes through the through-hole and overlaps in pivot 5, the upper end of pivot 5 is passed the through-hole and is connected with stirring leaf 10, connecting cylinder 14 sets up on cloth plate 9 along the adjustable setting of the circumferential position of cloth plate 9, when the circumferential position adjustment of cloth plate 9, produce relative position change between regulating plate 12 and the feed inlet 11, the area change that regulating plate 12 sheltered from feed inlet 11, adjust the opening size of feed inlet 11 promptly.

The connecting hole that supplies connecting cylinder 14 to pass is seted up to the axial of cloth plate 9, regulating plate 12 and go-between 13 are located the below of cloth plate 9, the lower extreme of connecting cylinder 14 passes the connecting hole and is connected with go-between 13, threaded connection has the nut 15 that is located cloth plate 9 top on the upper end lateral wall of connecting cylinder 14, during lock nut 15, can be under the clamp force of nut 15, the position of fixed regulating plate 12 on the axial direction to confirm the opening size of feed inlet 11.

A plurality of clamping grooves 16 extending axially are uniformly distributed on the inner wall of the connecting hole along the circumferential direction, the clamping grooves 16 form openings on the lower surface of the distributing plate 9, the length of the clamping grooves 16 extending axially is smaller than the thickness of the distributing plate 9, clamping blocks 17 matched with the clamping grooves 16 are arranged on the outer side wall of the lower end of the connecting cylinder 14, the adjusting precision of the adjusting plate 12 can be determined by designing the number of the clamping grooves 16, and the whole adjusting mechanism can be prevented from rotating in the circumferential direction due to the matching of the clamping blocks 17 and the clamping grooves 16.

The utility model discloses a theory of operation:

according to the property of the straw powder, the opening size of the feed inlet 11 is adjusted to achieve the maximum granulation working efficiency; the specific operation of adjusting the feed port 11 is that the nut 15 is loosened upwards, the adjusting plate 12 and the connecting ring 13 drive the connecting cylinder 14 and the nut 15 to move downwards under the action of gravity, the fixture block 17 is separated from the clamping groove 16, then the whole adjusting mechanism is rotated, the relative position between the adjusting plate 12 and the feed port 11 is adjusted, after the required opening size is reached, the whole adjusting mechanism is lifted upwards to enable the fixture block 17 to enter the corresponding clamping groove 16 at the moment, then the nut 15 is locked downwards, the whole adjusting mechanism can be locked in the axial direction, and the whole adjusting mechanism can be prevented from rotating in the circumferential direction through the matching of the fixture block 17 and the clamping groove 16;

during operation, add the straw powder in feed cylinder 8, start driving motor, it is rotatory to drive pivot 5, stirring leaf 10 disperses the straw powder in feed cylinder 8 along with the rotation of pivot 5, make the straw powder get into in barrel 3 from feed inlet 11, fall on ejection of compact template 4, pinch roller 6 revolves along with the main shaft on the one hand, on the other hand owing to the friction rotation with the material, make the material receive the friction extrusion like this and form the granule in the nib of ejection of compact template 4, along with the continuous motion of pinch roller 6, the granule constantly forms, the granule is extruded from ejection of compact template 4 bottom in succession, cutter 7 below ejection of compact template 4 cuts off the granule along with the rotation of pivot 5, accomplish the granulation operation.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A straw granulator is characterized by comprising a granulating mechanism and a feeding device, wherein the feeding device is positioned at the top of the granulating mechanism;

2. The straw granulator according to claim 1, wherein the adjusting mechanism comprises an adjusting plate, a connecting ring and a connecting cylinder, the adjusting plate is uniformly distributed along the circumferential direction of the connecting ring, the adjusting plate and the feed inlet are in one-to-one correspondence, the connecting ring is sleeved on the connecting cylinder, a through hole with a diameter larger than that of the rotating shaft is axially formed in the connecting cylinder, the connecting cylinder is sleeved on the rotating shaft through the through hole, and the connecting cylinder is arranged on the distributing plate in an adjustable manner along the circumferential position of the distributing plate.

3. The straw granulator according to claim 2, wherein the distribution plate is axially provided with a connecting hole for the connecting cylinder to pass through, the adjusting plate and the connecting ring are positioned below the distribution plate, the lower end of the connecting cylinder passes through the connecting hole to be connected with the connecting ring, and the outer side wall of the upper end of the connecting cylinder is in threaded connection with a nut positioned above the distribution plate.

4. The straw granulator according to claim 3, wherein a plurality of axially extending clamping grooves are uniformly distributed on the inner wall of the connecting hole along the circumferential direction, the length of the axial extending clamping grooves is smaller than the thickness of the distributing plate, and clamping blocks matched with the clamping grooves are arranged on the outer side wall of the lower end of the connecting cylinder.

5. A straw granulator according to any one of claims 2 to 4, characterized in that the feed inlet and the regulating plates are in the shape of a fan coaxial with the rotating shaft, and a fan-shaped gap is left between two adjacent regulating plates, and the area of the gap is not smaller than that of the feed inlet.