阅读说明：本技术 一种有机肥的干燥装置及生产方法 (Drying device and production method of organic fertilizer ) 是由 来剑锋 于 2019-08-06 设计创作，主要内容包括：本发明公开一种有机肥的干燥装置,包括装置外壳,装置外壳内设有多条分层设置的板链式输送带,在装置外壳内上部设有一块加热板；加热板与上层链板A之间形成一个对有机肥颗粒进行加热的通道；上层链板A中部下方设有脉冲式振动装置,上层链板A上方、位于脉冲式振动装置的上部的位置设有抽气拨动结构。这种有机肥的干燥装置,有机肥料颗粒在通道内进行上、下两面的加热,加热强度大,效果好,同时可以得到翻动,使加热部位更为均匀,经过通道后的有机肥料颗粒可去除大部分的水份,使得硬度增加,不易变形；再经过下面每条板链式输送带的接触式加热,可达到工艺所需的干燥效果。本发明还公开了一种有机肥的生产方法。(The invention discloses a drying device for organic fertilizer, which comprises a device shell, wherein a plurality of plate-chain type conveying belts arranged in a layered manner are arranged in the device shell, and a heating plate is arranged at the upper part in the device shell; a channel for heating organic fertilizer particles is formed between the heating plate and the upper-layer chain plate A; an impulse type vibration device is arranged below the middle part of the upper layer chain plate A, and an air exhaust shifting structure is arranged above the upper layer chain plate A and at the position of the upper part of the impulse type vibration device. According to the drying device for the organic fertilizer, organic fertilizer particles are heated on the upper surface and the lower surface in the channel, the heating intensity is high, the effect is good, the organic fertilizer particles can be turned over, the heating part is more uniform, most of moisture can be removed by the organic fertilizer particles after passing through the channel, the hardness is increased, and the organic fertilizer particles are not easy to deform; and then the drying effect required by the process can be achieved through the contact heating of each plate chain type conveying belt below. The invention also discloses a production method of the organic fertilizer.)

1. A drying device for organic fertilizers comprises a device shell (1), wherein a plurality of plate-chain type conveying belts (2) arranged in a layered mode are arranged in the device shell (1), a rotatable distributing roller (3) is arranged above the feeding end of each plate-chain type conveying belt (2), a blanking hopper (4) is arranged below the discharging end, and the blanking hopper (4) is located above the feeding end of the plate-chain type conveying belt (2) on the lower layer; be equipped with the feeder hopper on device shell (1), the feeder hopper has an inlet pipe (5) toward extending in device shell (1), and the export of inlet pipe (5) is located the board chain conveyor belt (2) the feed end top of the superiors, is equipped with valve (6), its characterized in that on inlet pipe (5) upper portion: a hollow carrier roller (7) for supporting is arranged below an upper layer chain plate of each layer of plate chain conveyor belt (2), and a heating rod (8) capable of rotating relative to the hollow carrier roller (7) is inserted into the hollow carrier roller (7); wherein, the upper layer chain plate of the uppermost plate chain type conveyer belt (2) is an upper layer chain plate A;

A heating plate (9) with the bottom surface fully distributed with electric heating wires is arranged at the upper part in the device shell (1); a channel for heating organic fertilizer particles is formed between the heating plate (9) and the upper-layer chain plate A; an impulse type vibration device (10) is arranged below the middle part of the upper-layer chain plate A, and an air-extracting toggle structure (20) is arranged above the upper-layer chain plate A and at the position of the upper part of the impulse type vibration device (10);

The pulse type vibration device (10) comprises a supporting plate (11), a lifting rod (12), a supporting beam (13), a spring (14) and a rotatable cam (15); the supporting beam (13) is axially fixed in the device shell (1), the supporting plate (11) is supported below the upper-layer chain plate A, the top of the lifting rod (12) is connected with the supporting plate (11), and the lifting rod (12) penetrates through the supporting beam (13); a limiting ring (17) is arranged at the lower part of the lifting rod (12), a spring (14) is arranged on the rod body of the lifting rod (12) between the supporting beam (13) and the limiting ring (17), a cam (15) is positioned below the lifting rod (12), and a plurality of convex angles (16) which can jack the lifting rod (12) are arranged on the circumference of the cam (15);

The air pumping toggle structure (20) comprises a rotary roller (21) which can rotate, a plurality of arc-shaped sheets (23) which are connected through connecting strips (22) are arranged on the circumference of the rotary roller (21), through holes (24) are fully distributed on the arc-shaped sheets (23), and a T-shaped toggle rod (25) which can stretch and move is arranged in the through holes (24); the big end of the T-shaped deflector rod (25) is positioned at the inner side, and the overall height value of the T-shaped deflector rod (25) is larger than the height value of the connecting strip (22) but smaller than the value obtained by adding the depth of the through hole (24) to the height of the connecting strip (22); an arc-shaped notch (26) capable of accommodating the upper part of the rotary roller (21) is arranged on the heating plate (9), a protruding part (27) is arranged at the rear end of the arc-shaped notch (26), an arc surface capable of being sealed by the arc-shaped sheet (23) is arranged in the protruding part (27), a strip-shaped air inlet (28) is arranged on the arc surface, the air inlet is positioned at the rear upper part of the center of the rotary roller (21), a gap (29) communicated with the air inlet is arranged in the heating plate (9), an air chamber (30) is arranged at the upper part of the heating plate (9), and the gap (29) is; the top of the air chamber (30) is connected with an air pipe (31), and the air pipe (31) is connected with an air extractor (32) outside the device shell (1).

2. The drying device of organic fertilizer of claim 1, characterized in that: the middle part of the feeding pipe (5) is provided with a flexible connecting section (40), the lower part of the flexible connecting section (40) is provided with a movable pipe orifice (41), the side surface of the pipe orifice (41) is connected with a sliding arm (42), the sliding arm (42) is arranged on two guide rods (43), and the guide rods (43) are axially and fixedly arranged in the device shell (1); a driver (44) for pushing the sliding arm (42) to axially swing back and forth is arranged on the device shell (1).

3. the drying device of fertilizer of claim 2, characterized in that: the flexible connecting section (40) is a pipe distribution; the driver (44) is a pneumatic cylinder or a push rod motor.

4. The drying device of organic fertilizer of claim 1, characterized in that: the device is characterized in that Z-shaped strips (45) are arranged on the inner wall of the device shell (1), and deformable sealing units (46) for sealing the edge of an upper-layer chain plate of the plate chain type conveying belt (2) are connected to the Z-shaped strips (45).

5. the drying device of fertilizer of claim 4, characterized in that: the deformable sealing unit (46) is a leather strip or a cloth strip or elastic bristles which are hung on the upper-layer chain plate.

6. the drying device of organic fertilizer of claim 1, characterized in that: the valve (6) is a star-shaped discharge valve.

7. the drying device of organic fertilizer of claim 1, characterized in that: one end of the hollow carrier roller (7) is open, and the other end is closed; two ends of the hollow carrier roller (7) are arranged on the device shell (1) through bearings; the device shell (1) is externally fixed with an installation cover (47), the heating rod (8) main body is positioned in the hollow carrier roller (7), and the end part of the heating rod (8) is fixed on the installation cover (47).

8. A production method of an organic fertilizer comprises the following steps: firstly, weighing raw materials; secondly, pretreating raw materials; thirdly, stirring and mixing; fourthly, fermentation; fifthly, granulating and forming; sixthly, drying the fertilizer particles; seventhly, screening and packaging; the method is characterized in that: the drying apparatus of claim 1 is used in the fertilizer granule drying step, and comprises the following steps:

Fertilizer particles from the granulator enter a feed hopper and fall on a plate chain type conveying belt (2) on the uppermost layer through a feed pipe (5), and the conveying belt conveys the fertilizer particles into a channel to heat the upper surface and the lower surface of the channel; the upper heating is from the heat radiation heating of the heating plate (9), and the lower heating is from the contact heating with the upper chain plate; in the running process of the through plate, when passing through the pulse type vibration device (10), the upper layer chain plate generates oscillation, and by means of the shifting of the T-shaped shifting rod of the air pumping shifting structure (20) and the change of air flow, the position of fertilizer particles on the upper layer chain plate is changed, so that the heating is more uniform, and meanwhile, the damp and hot air in the channel is pumped out in a pulse type mode; the fertilizer particles after passing through the channel sequentially fall on the plate chain type conveying belt (2) below layer by layer, contact heating is further carried out on the plate chain type conveying belt (2) of each layer until the drying requirement is met, and the fertilizer particles are discharged out of the device shell (1) from the lowest blanking hopper (4), and then the next screening and packaging step is carried out.

9. The method for producing the organic fertilizer according to claim 8, wherein the method comprises the following steps: the fertilizer granules fall from the feed pipe (5) onto the plate chain conveyor belt (2) with an even distribution step.

10. The method for producing the organic fertilizer according to claim 8, wherein the method comprises the following steps: and a disc type granulator is adopted in the granulating and forming step.

Technical Field

the invention relates to fertilizer production equipment, in particular to a drying device for an organic fertilizer and a production method for the organic fertilizer by adopting the drying device.

background

The organic fertilizer is a kind of fertilizer, it is organic substance containing carbon element, its raw material can adopt animal manure, plant branches and leaves, and some other organic substances in the production life, its living procedure includes the processes of granulating and drying the granulated organic fertilizer, and it needs to adopt drying equipment to implement it, for example 2016110130123 discloses a method for making organic fertilizer.

The existing organic fertilizer drying device in the current market has the disadvantages of complex structure, high use cost, poor drying effect of some fertilizers and high energy consumption, and cannot meet the requirement of drying organic fertilizers. For this reason, chinese patent application 2018215169181 has designed an organic fertilizer drying device, which adopts the organic fertilizer granule on the swash plate that has the heating function, falls layer by layer, layer by layer heating's mode, utilizes the oscillation as the main driving force of whereabouts simultaneously, and it is the closest prior art, and the shortcoming exists: the whole system vibrates excessively, depends on vibration and the mode of delivery of swash plate, and when the water content is higher, the fertilizer granule is difficult to the whereabouts. In addition, the organic fertilizer particles before drying have excessive water content, are easy to deform and scatter due to vibration and excessive falling, and influence the quality of finished products.

since there are the above-mentioned technical problems, improvement is required.

Disclosure of Invention

The purpose of the invention is: the organic fertilizer drying device has the advantages that the drying effect is good, the process is stable, and organic fertilizer particles are not easy to deform and disperse in the drying process.

The scheme of the invention is as follows: a drying device for organic fertilizers comprises a device shell, wherein a plurality of plate-chain type conveying belts arranged in a layered mode are arranged in the device shell, a rotatable distributing roller is arranged above the feeding end of each plate-chain type conveying belt, a blanking hopper is arranged below the discharging end of each plate-chain type conveying belt, and the blanking hopper is positioned above the feeding end of the plate-chain type conveying belt on the lower layer; be equipped with the feeder hopper on the device shell, the feeder hopper has an inlet pipe toward extending in the device shell, and the export of inlet pipe is located the plate chain conveyor belt feed end top of the superiors, is equipped with valve, its characterized in that on inlet pipe upper portion: a hollow carrier roller for supporting is arranged below the upper layer chain plate of each layer of plate chain type conveying belt, and a heating rod capable of rotating relative to the hollow carrier roller is inserted in the hollow carrier roller; wherein, the upper-layer chain plate of the uppermost plate chain type conveyer belt is an upper-layer chain plate A;

A heating plate with the bottom surface fully distributed with electric heating wires is arranged at the upper part in the device shell; a channel for heating organic fertilizer particles is formed between the heating plate and the upper-layer chain plate A; an impulse type vibration device is arranged below the middle part of the upper-layer chain plate A, and an air-extracting stirring structure is arranged above the upper-layer chain plate A and at the position of the upper part of the impulse type vibration device;

the pulse type vibration device comprises a supporting plate, a lifting rod, a supporting beam, a spring and a cam capable of rotating; the supporting beam is axially fixed in the device shell, the supporting plate is supported below the upper-layer chain plate A, the top of the lifting rod is connected with the supporting plate, and the lifting rod penetrates through the supporting beam; the lower part of the lifting rod is provided with a limiting ring, the spring is arranged on the rod body of the lifting rod between the supporting beam and the limiting ring, the cam is positioned below the lifting rod, and the circumference of the cam is provided with a plurality of convex angles which can jack the lifting rod;

The air pumping shifting structure comprises a rotating roller capable of rotating, a plurality of arc-shaped pieces connected through connecting strips are arranged on the circumference of the rotating roller, through holes are fully distributed on the arc-shaped pieces, and a T-shaped shifting rod capable of stretching and moving is arranged in the through holes; the big end of the T-shaped deflector rod is positioned at the inner side, and the whole height value of the T-shaped deflector rod is larger than the height value of the connecting strip but smaller than the value obtained by adding the height of the connecting strip and the depth of the through hole; the heating plate is provided with an arc-shaped notch capable of accommodating the upper part of the rotating roller, the rear end of the arc-shaped notch is provided with a protruding part, an arc surface capable of being sealed by an arc sheet is arranged in the protruding part, the arc surface is provided with a strip-shaped air inlet, the air inlet is positioned at the rear upper part of the center of the rotating roller, a gap communicated with the air inlet is arranged in the heating plate, and the upper part of the heating plate is provided with an air chamber communicated with; the top of the air chamber is connected with an air pipe, and the air pipe is connected with an air extractor outside the device shell.

The preferred scheme is as follows:

The middle part of the feed pipe is a flexible connecting section, the lower part of the flexible connecting section is a movable pipe orifice, the side surface of the pipe orifice is connected with a sliding arm, the sliding arm is arranged on two guide rods, and the guide rods are axially and fixedly arranged in a shell of the device; the device shell is provided with a driver which can push the sliding arm to swing back and forth in the axial direction.

The soft connecting section is a pipe arrangement; the driver is a cylinder or a push rod motor.

The device is characterized in that Z-shaped strips are arranged on the inner wall of the shell of the device, and the Z-shaped strips are connected with deformable sealing units for sealing the edge of an upper-layer chain plate of the plate chain type conveying belt.

The deformable sealing unit is a leather strip or a cloth strip or elastic bristles which are hung on the upper-layer chain plate.

The valve is a star-shaped discharge valve.

One end of the hollow carrier roller is open, and the other end of the hollow carrier roller is closed; two ends of the hollow carrier roller are arranged on the device shell through bearings; the outer fixed installation cover that is equipped with of device shell, heating rod main part are located the cavity bearing roller, and the heating rod tip is fixed in on the installation cover.

compared with the prior art, the invention has the beneficial effects that: conveying of organic fertilizer particles at upper layer chain plate A

The lower part of the organic fertilizer passes through the channel, the upper surface and the lower surface of the organic fertilizer are heated in the channel, the heating intensity is high, the effect is good, meanwhile, the organic fertilizer can be turned over in the heating process, the heating part is more uniform, most of water can be removed by the organic fertilizer particles passing through the channel, the hardness of the organic fertilizer particles is increased, and the organic fertilizer particles are not easy to deform; and the fertilizer granules can not be flushed more quickly from top to bottom as in the prior art, and the whole process is more stable.

The invention also designs a production method of the organic fertilizer, which comprises the following steps: firstly, weighing raw materials; secondly, pretreating raw materials; thirdly, stirring and mixing; fourthly, fermentation; fifthly, granulating and forming; sixthly, drying the fertilizer particles; seventhly, screening and packaging; the method is characterized in that: the drying device of claim is adopted in the fertilizer granule drying step, and the specific process is as follows:

fertilizer particles from the granulator enter a feed hopper and fall on a plate chain type conveying belt on the uppermost layer through a feed pipe, and the conveying belt conveys the fertilizer particles into a channel to heat the upper surface and the lower surface of the channel; the upper heating is from the heat radiation heating of the heating plate, and the lower heating is from the contact heating with the upper chain plate; in the running process of the through plate, when passing through the pulse type vibration device, the upper layer chain plate generates oscillation, and by means of shifting of the T-shaped shifting rod of the air pumping shifting structure and the change of air flow, the position of fertilizer particles on the upper layer chain plate is changed, so that the heating is more uniform, and meanwhile, the damp and hot air in the channel is pumped out in a pulse type mode; and the fertilizer granules passing through the channel sequentially fall onto the plate chain type conveying belt below one layer by one layer, contact heating is further carried out on the plate chain type conveying belt on each layer until the drying requirement is met, and the fertilizer granules are discharged out of the shell of the device from the lowest blanking hopper, and then the next screening and packaging step is carried out.

The further scheme is as follows: the fertilizer granules have an even distribution step as they fall from the feed pipe onto the plate chain conveyor.

the further scheme is as follows: and a disc type granulator is adopted in the granulating and forming step.

By adopting the production method of the organic fertilizer, the organic fertilizer particles are reduced in deformation and are not easy to disperse in the drying process, and the prepared finished organic fertilizer has high particle shape quality and good market.

Drawings

the accompanying drawings, which are included to provide a further understanding of the 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 structural diagram of a drying apparatus for organic fertilizer described in example 1;

FIG. 2 is a schematic view of the placement of the spreader rolls;

Fig. 3 is a schematic view of the arrangement of the hollow idler;

FIG. 4 is an enlarged view of the pump toggle configuration;

FIG. 5 is a schematic view of a roller;

FIG. 6 is a schematic view of a heating plate at a suction toggle configuration;

FIG. 7 is a schematic structural diagram of an organic fertilizer drying apparatus described in example 2;

FIG. 8 is an enlarged view of the upper left corner of FIG. 7;

reference numbers in the figures: the device comprises a device shell 1, a plate chain type conveying belt 2, an upper layer chain plate A, a distributing roller 3, a blanking hopper 4, a feeding pipe 5, a valve 6, a hollow carrier roller 7, a heating rod 8, a heating plate 9, a pulse type vibration device 10, a supporting plate 11, a lifting rod 12, a supporting beam 13, a spring 14, a cam 15, a convex angle 16, a limiting ring 17, an air pumping toggle structure 20, a rotating roller 21, a connecting strip 22, an arc-shaped sheet 23, a through hole 24, a T-shaped deflector rod 25, an arc-shaped notch 26, a protruding part 27, an air inlet 28, a gap 29, an air chamber 30, an air pipe 31, an air pumping device 32, a soft connecting section 40, a pipe opening 41, a sliding arm 42, a guide rod 43, a driver 44, a Z-shaped strip 45, a deformable sealing.

Detailed Description

The invention is further described by way of example with reference to the accompanying drawings.