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Compactor for straw quality raw material

A raw material and grass quality technology, applied in the field of compaction, can solve the problems of complicated equipment, complicated operation, long time for water absorption and collapse, and high cost.

Inactive Publication Date: 2004-12-01
池田 久和
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Although this technology can compress the volume of the herbaceous raw material to less than 1 / 5, when the formed product transported by it is used as a medium material, it must first be crushed; since the forming and crushing are in different places It is very cumbersome in terms of equipment and operation, and the cost becomes higher
In addition, although corn cobs for feed can be made into granules and put on the market, it needs to use a large amount of auxiliary materials such as bran density, which takes too long to absorb water and collapse, and there are many granules larger than 10mm, because they are too large and are not suitable for the cultivation of edible fungi.
Especially the weight problem of necessary bulk density in edible mushroom cultivation conditions cannot be solved

Method used

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  • Compactor for straw quality raw material
  • Compactor for straw quality raw material
  • Compactor for straw quality raw material

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0019] Corncobs are crushed with a rotary cutter with a rotating flat blade and a fixed blade shown in Figure 1 to obtain a bulk density of 0.18 and a particle size of 3-70 meshes. After drying such broken objects into three types of water content of 20%, 15%, and 10% in units of 20 kg, the dried objects were respectively put into metal molds (20 cm wide, 110 cm long, and 50 cm high), and the 150 kg / cm 2 The pressure is compressed into a column, and its specific gravity is measured according to the volume after 24 hours, and its consolidation is judged. The results are shown below.

[0020] Storage moisture content Specific gravity Consolidation

[0021] 20% 0.35 Crash

[0022] 15% 0.52 Weak

[0023] 10% 0.58 Good

[0024] In the above test, the sample with a water content of 20% collapsed when it was moved, and it was difficult to directly pack it into a bag and transport it. If it was transported in a container, the volume would not be reduced so much and the transport...

Embodiment 2

[0028] Corncobs are crushed with a hammer mill, and soybean stalks are likewise crushed. After drying to a water content of 12%, pressurization was carried out in 5 stages using the metal mold of Example 1 to adjust the characteristics of the compressed product.

[0029] The table below lists the bulk density and particle size of the pulverized material before pressurization.

[0030] Bulk density Particle size

[0031] Corn cob 0.35 4~50 mesh

[0032] Soybean stalk 0.25 below 2cm

[0033] Table 1 shows the characteristics of the compact.

[0034] corn on the cob

soybean stalk

pressure

Density

Adhesiveness

Density

Adhesiveness

10kg / cm 2

0.38

collapse

0.23

collapse

50kg / cm 2

0.42

collapse

0.24

collapse

100kg / cm 2

0.51

weak

0.35

collapse

150kg / cm 2

0.59

weak

0.42

weak

200kg / c...

Embodiment 3

[0039] Four beakers each having a capacity of 1000 cc were prepared, and 600 cc of water was filled in each.

[0040] The corncob pulverization in embodiment 1 and embodiment 2 and its addition 150kg / cm 2 The compacted matter under pressure was dispersed, and 60 g was added to the top of the water in each beaker, and the time until the upper part of the dispersed matter floating on the water was completely absorbed was measured, and the results are shown below.

[0041] Pulverized matter Dispersion

[0042] Example 1 12 points 1.5 points

[0043] Embodiment 2 25 minutes 5 minutes

[0044] From the above, it can be seen that the dispersion of the compacted material is more improved in water absorption than the pulverized material before pressurization. In particular, the sample crushed by cutting in Example 1 is more obvious than the sample crushed by a pulverizer in Example 2, and the water absorption time is shortened.

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Abstract

Disclosed is an herbaceous material pressed object which is used as the source material of the substrate in the edible fungi planting. The herbaceous material with bulk density of 0.3-0.7 is made by adjusting the containing lignin bulk density to below 0.25 and pressing and bonding the grindings of the herbaceous materials. c In order to reduce the transportation charge of the herbaceous material which is easy for moisture adjustment and increases the production and is used for the edible fungi planting, the working procedure of grinding machining is canceled in the application site to avoid the dust during the grinding. The physical property of the pressed grindings is changed to i increase the production; meanwhile, as grindings are difficult for transportation due to the large volume of the grindings, the volume can be reduced by times through bonding; otherwise, the grindings can not easily collapse and is easily transported; meanwhile, the grindings can collapse in water in a short time and can be used together with other substrate materials, the grinding procedure in the application site can be avoided. Besides, the complicated assembling operation problem of the edible fungi producers while the assembled pressed object is used and the problem of the dust pollution are solved.

Description

technical field [0001] The present invention relates to a compact, which is suitable for transporting and storing a lignin-rich herbaceous raw material for microbial fermentation materials such as a culture medium for edible fungus cultivation or feed fertilizer, and can be used as a medium material immediately after use use. Background technique [0002] The conventional corn cob meal has poor water absorption and needs to adjust the moisture for a long time, which is very difficult when used in large quantities. Due to the moisture adjustment within a limited time, the composition of the raw materials is unstable, especially when the usage of sawdust as a substitute material accounts for more than 60%, the output of edible fungi is unstable. [0003] Although the herbaceous raw materials such as corncobs (cob cores with corn kernels removed) that are used as the medium for edible fungus cultivation are often transported in bags or containers as they are, but during transp...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A01G1/04C12N1/14C12N1/22
Inventor 池田久和
Owner 池田 久和
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