JP2010248390A - System and method for oil pressing of plant seed and briquette production - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a system simultaneously performing oil pressing of plant seeds and production of a briquette using the plant seeds as a raw material. <P>SOLUTION: The system includes a crusher for crushing the plant seeds, a briquette molding cylinder receiving the crushed plant seeds sent from the crusher and an oil press for oil pressing of the crushed plant seeds in the briquette molding cylinder. Thereby, oil pressing of the plant seeds and production of the briquette can be simultaneously performed. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a system for extracting plant seeds and manufacturing briquettes, and a method for extracting plant seeds and manufacturing briquettes.

  A method for extracting plant seeds and a method for producing biomass-containing briquettes are known as well-known technologies (see, for example, Patent Documents 1 to 3), and devices for the same are also commercially available. According to the disclosed conventional method, bio-briquettes were produced in two steps by shaping oiled seeds after oiling from plant seeds.

JP 2004-331928 A JP 2006-517000 A JP 2004-18849 A

  An object of this invention is to provide the system for oil extraction and briquette manufacture of an efficient plant seed.

  The system according to the present invention is a system for plant seed oil extraction and briquette production, a crusher for crushing the plant seed, a briquette molding cylinder for receiving the plant seed crushed by the crusher, And a pressing machine for squeezing the crushed plant seeds in the briquette forming cylinder. Briquette production is also performed at the same time by oil extraction by this press.

  Here, regarding the structure of the “briquette forming cylinder”, it is cylindrical and has a mandrel, one bottom on the side for receiving the crushed plant seed is open, and the other bottom has a lid having a hole. The holes are preferably sized so that the crushed seeds do not pass through.

  Furthermore, in the system according to the present invention, a plurality of briquette cylinders are arranged in a circle, and after receiving plant seeds in which one briquette cylinder is crushed, a set of briquette cylinders arranged in a circle It is preferred that the body rotates in one direction and the briquetting cylinder receives the press. More preferably, the number of briquette forming cylinders is five.

  The production method according to the present invention is a method for extracting vegetable oil and producing briquettes, the step of crushing plant seeds, the step of transporting the crushed plant seeds to a briquette molding cylinder, and the inside of the briquette molding cylinder And crushing and crushing the crushed plant seeds, and simultaneously forming a briquette.

  The present invention has made it possible to provide an efficient system for plant seed oil extraction and briquette production.

It is a figure which shows the structure outline | summary of the oil extraction and briquette manufacturing system which is one Embodiment of this invention. It is a figure which shows the structure of the crusher which is one Embodiment of this invention. It is a figure which shows the structure of the briquette molding cylinder which is one Embodiment of this invention. It is a figure which shows the structure of the insertion part of the pressing machine which is one Embodiment of this invention.

  Hereinafter, an embodiment of the present invention completed based on the above knowledge will be described in detail with reference to the drawings.

  The objects, features, advantages, and ideas of the present invention will be apparent to those skilled in the art from the description of the present specification, and those skilled in the art can easily reproduce the present invention from the description of the present specification. it can. The embodiments and specific examples of the invention described below show preferred embodiments of the present invention, and are shown for illustration or explanation. It is not limited. It will be apparent to those skilled in the art that various modifications can be made based on the description of the present specification within the spirit and scope of the present invention disclosed herein.

  The plant seed oil extraction and briquette production system according to the present invention is a system for producing briquettes simultaneously with oil extraction from crushed plant seeds. By using this system, it is possible to speed up oil production and briquette production and reduce costs as compared with conventional methods.

  FIG. 1 is a diagram showing a configuration of a plant seed oil extraction and briquette manufacturing system 1 as an embodiment of the present invention. This system includes a crusher 2 (FIG. 2), a briquette forming cylinder 3 (FIG. 3), and a pressing machine 4 (FIG. 4) for crushing plant seeds.

  The scale of this system can be arbitrarily selected by a person skilled in the art in consideration of the required amount of oil extraction and the size and number of briquettes to be manufactured. Even if each device described below is provided one by one Alternatively, a plurality of them may be provided.

  In this system, plant seeds are crushed by the crusher 2. Here, this system is equipped with a washing machine for washing plant seeds, a drying machine for drying seeds, a sieve for removing foreign substances, etc., and before crushing plant seeds by crusher 2, Among these devices, plant seeds may be treated with one or more devices.

  The crusher 2 can be appropriately selected by those skilled in the art in consideration of the size of the plant seeds and the desired crushing particle size from those normally used for cutting and crushing plants and plant seeds. The crushing particle size of plant seeds preferable for oil extraction is usually 5 to 10 mm, for example, a Willet grinder equipped with a crushing chamber having a rotary blade and a fixed blade, and a sieve for adjusting the crushing particle size in the lower part thereof, Although it can be crushed by a mortar mill equipped with a mortar, a jaw crusher or the like that crushes seeds with two crushing plates, it is not limited thereto. Regarding the crusher 2, the crushing pressure, the scale (kW) of the electric motor, the inner dimension, the outer dimension, and the like can be appropriately selected by those skilled in the art. In the crusher 2, the material of the crushing part for crushing the plant seeds is not particularly limited as long as the plant seeds can be crushed. For example, in the case of the blade type, manganese steel, stainless steel, tungsten carbide, zirconium oxide In the case of a mortar type, natural stones such as granite, andesite, French stone, and natural mixed stones may be used.

  Regarding plant seeds, the type of plant can be appropriately selected by those skilled in the art according to the purpose from well-known plants that are usually used for oil extraction or briquette production. Examples include, but are not limited to, jatropha, soybeans, rapeseed, corn, sesame, cottonseed, rice, sunflower, and grape. In addition, the seed may be a single species or a mixture of two or more different species, and the formulation thereof can be appropriately selected by those skilled in the art.

  Furthermore, fuel components other than plant seeds and thickening components may be added to the crushed seeds in consideration of briquette formation, movement, storage, and properties as fuel. In this case, a mixing tank may be installed in front of the crusher 2 to mix the components, or a mixing tank may be installed after the crusher 2 so as to mix the components into the crushed seeds. Good. Examples of fuel components other than plant seeds include biomass such as coal, wood bagasse, firewood, and corn stalk, which are commonly used as fuels, and examples of thickening components include coal pitch, petroleum pitch, starch, and clay. , Carboxymethyl sesulose and the like can be exemplified, but are not limited thereto. However, when these additives are mixed and impurities are mixed into the vegetable oil squeezed in a later step, a step of separating the impurities may be provided.

  Next, the plant seeds crushed by the crusher 2 are discharged from the discharge port 5 of the crusher 2 and transported to the briquette forming cylinder 3. As shown in FIG. 1, it is preferable that the discharge port 5 and the forming cylinder 3 are close to each other, but the discharge port 5 and the forming cylinder 3 are connected by a transport pipe or a belt conveyor for transporting the crushed seeds. May be. The discharge and transportation of the crushed seeds from the discharge port 5 may be performed manually, but it is preferable that the crusher 2 is equipped with facilities for transportation in order to improve the efficiency of the process. For example, a transport pump including a slurry pump and a gear pump, a screw type extruder, and the like can be mentioned. However, the pump is not limited as long as the crushed seed can be transported to the briquette forming cylinder 3.

  As shown in FIG. 3, this briquette molding cylinder 3 has a cylindrical shape, has a mandrel 6, the bottom on one side for receiving crushed plant seeds is open, and the other bottom is an oil drain hole. It is preferable to have a lid 7 having 8. It is preferable that the oil drainage hole 8 has such a size that the crushed seeds fed into the briquette forming cylinder 3 do not pass substantially. For example, when the jatropha seeds are crushed to a particle size of about 5 to 10 mm, the diameter is 1 It is preferably ~ 3 mm.

  As long as the material of the trunk portion of the briquette molding cylinder 3 is a material that can be processed into a cylindrical shape and has sufficient strength to squeeze the plant seeds with an oil press after receiving the crushed plant seeds. There is no restriction | limiting, For example, manganese steel, stainless steel, tungsten carbide, a zirconium oxide etc. are mentioned. The shape of the briquette forming cylinder 3 is not particularly limited as long as it is cylindrical, and may be a cylindrical shape, or may be a polygonal rectangular tube shape including a triangle, a quadrangle and a hexagon, The number of mandrels may be one or plural. The diameter, inner dimension, outer dimension, and the like of the briquette forming cylinder 3 can be appropriately selected by those skilled in the art in consideration of the use of the briquette to be manufactured.

  About the shape of the oil drain hole in the lid, it is not limited within the range that drains the seed oil that is squeezed in the subsequent process, and can hold the crushed seed, rounded shape such as a circle or an ellipse, Those skilled in the art can arbitrarily select from a polygon such as a triangle, a quadrangle, and a hexagon, an elongated slit, and a star. The arrangement of the oil drain holes 8 may be any part of the lid, and when there are a plurality of oil drain holes 8, they may be present evenly or unevenly. Thus, the crushed seeds are transported to the briquette forming cylinder 3 and filled.

  Environments such as temperature, humidity, pressure, etc. for performing the step of crushing plant seeds by the crusher 2 and the step of transporting the crushed plant seeds to the briquette molding cylinder are within the range where the seeds can be appropriately crushed and transported. Although there is no limitation, it is preferably adjusted so that, for example, oxidation of oil due to excessive heating does not occur. For this reason, you may provide the cooler etc. for adjusting temperature around the crusher as needed.

The pressing machine 4 is inserted into the briquette molding cylinder 3 and has an insertion portion 9 for performing pressing. The squeezing machine 4 squeezes the crushed plant seeds fed into the briquette molding cylinder 3 by squeezing at a pressure according to a conventional method (usually about 600 kg / cm ^{2 at} the maximum), and at the same time, the squeezed The plant seeds are molded into a cylindrical shape having the same number of holes as the number of mandrels in the molded cylinder. Therefore, it is preferable that the pressing machine insertion portion 9 has a shape in which the unevenness of the briquette forming cylinder 3 is reversed. That is, as shown in FIG. 4, the insertion portion 9 is preferably a columnar shape that is the same shape as the briquette molding cylinder 3, and preferably has a cylindrical hole 10 at a position where the briquette molding cylinder 3 has the mandrel 6. However, the shape of the insertion portion 9 is not limited to this. For example, the portion for squeezing the seed is a disc having the same shape as the transverse section of the briquette molding cylinder 3, and this disc is used for passing the mandrel of the briquette molding cylinder 3. There may be provided a support having a hole and for pushing this disc into the briquette forming cylinder 3. At this time, the squeezed vegetable oil can be collected from the oil drain hole 8 at the bottom of the briquette molding cylinder 3.

  You may equip the lower part of the oil drain hole 8 with the oil tank 11 for accepting this oiled vegetable oil.

  In addition, in order to fulfill the function of squeezing the seeds received in the briquette molding cylinder 3 and fed into the briquette molding cylinder, the outer diameter of the insertion portion 9 needs to be smaller than the briquette molding cylinder, In order to prevent the seeds from leaking out, it is preferable that the outer diameter is accepted without gaps inside the briquette molding cylinder.

  The operation of the pressing machine 4, that is, the squeezing operation of the insertion portion 9 may be performed manually, or the insertion device 9 may be automatically controlled by providing the control device 12 together. In the case where the squeezing operation is performed by the control device, the control device can perform a series of operations of inserting the insertion portion 9 into the briquette molding cylinder 3 and extracting the insertion portion from the briquetting molding cylinder after the squeezing operation. Can be appropriately selected by those skilled in the art, and examples thereof include a piston pump, but are not limited thereto. When any control device is provided as described above, peripheral devices necessary for the operation of the control device may be provided.

  Environments such as temperature, humidity, and pressure for performing the step of forming briquettes at the same time as squeezing the crushed plant seeds in the briquette forming cylinder are not limited as long as this step can be appropriately performed, for example, Considering the oil extraction efficiency, it is preferable to perform moderate heating. The heating temperature can be appropriately selected by those skilled in the art depending on the type of plant seeds to be squeezed, and is typically about 50 ° C. for olive, about 60 ° C. for sesame, and about 70 ° C. for jatropha. For this reason, you may provide the warmer etc. for adjusting temperature around a pressing machine and a briquette forming cylinder as needed.

  Here, in order to improve the efficiency of oil extraction and briquette production, the production system according to the present invention may include a plurality of briquette molding cylinders 3, in which case the briquette molding cylinders are arranged adjacent to each other in a circular shape. The briquette molding cylinder 3 may be designed to rotate in one direction.

  For example, as shown in FIG. 1, when the manufacturing system of the present invention includes five briquette forming cylinders 3, the first briquetting forming cylinder 3 accepts seeds crushed from the crusher 2 and then is arranged in a circle. The formed briquette cylinder 3 rotates in one direction, and the first briquette cylinder 3 receives the insertion portion 9. The briquette forming cylinder 3 continues to rotate in one direction and feeds the crushed seeds sequentially into the briquette forming cylinder that has reached the front of the crusher. The briquette forming cylinder fed with the crushed seeds receives the insertion part 9 when it reaches the front of the press 4 by rotating. By repeating this step, plant seeds can be efficiently crushed and squeezed.

  In this case, the rotation of the briquette forming cylinder may be performed manually. However, considering the efficiency of briquette manufacturing, the rotation may be automatically controlled by providing a control device 13 such as an electric motor. In that case, the control device 13 can be appropriately selected and used by those skilled in the art from known devices. FIG. 1 shows a configuration in which five briquette forming cylinders are arranged around a shaft 14 connected to the control device 13.

  Thus, when the manufacturing system of the present invention includes a plurality of briquette forming cylinders 3, the crusher 2 may have a plurality of crushed seed outlets, and further, the squeezer 4 or the insertion portion 9 has a plurality. It may be provided. By having this structure in this system, seeds in which a plurality of briquette forming cylinders 3 are crushed are simultaneously received from the crushing machine 2, and the seeds in the plurality of briquetting forming cylinders 3 are simultaneously squeezed by a plurality of pressing machines. This makes it possible to improve the efficiency of oil extraction and briquette production.

  The water content and oil content of the briquette produced by the oil extraction and briquette production system according to the present invention can be appropriately determined by those skilled in the art according to the purpose of use of the briquette. In order to produce a briquette having a predetermined moisture content or oil content, a person skilled in the art can appropriately add an adjustment step in each step of the production method according to the present invention. For example, when the briquette is used for gasification in a gasification power generation facility or the like, the moisture content of the briquette is preferably 15% or less. In this case, the moisture content is adjusted by drying the formed briquette by a known drying method, or the moisture content is adjusted by drying before crushing the seeds as raw materials, or the present system. The water content may be adjusted in the other steps. The drying method can be appropriately selected from drying methods well known to those skilled in the art. For example, there is no limitation whether it is sun-dried or a well-known dehumidifier or dryer is used.

DESCRIPTION OF SYMBOLS 1 Plant seed oil extraction and briquette manufacturing system 2 Crusher 3 Briquette molding cylinder 4 Press 5 Discharge port 6 Mandrel 7 Lid 8 Oil drain hole 9 Insertion part 10 Insertion hole 11 Oil press tank 12 Control apparatus 13 Control apparatus 14 Axis

Claims (5)

A system for oil extraction and briquette production of plant seeds,
A crusher for crushing the plant seeds;
A briquette molding cylinder for receiving plant seeds crushed by the crusher;
And a press for squeezing the crushed plant seed in the briquette molding cylinder. The system of claim 1, comprising:
The briquette cylinder is cylindrical, has a mandrel, one bottom on the side receiving the crushed plant seeds is open and the other bottom has a lid with a hole;
The system of claim 1, wherein the holes are sized so that crushed seeds do not pass through. The system according to claim 1 or 2, wherein
A plurality of the briquette forming cylinders are arranged in a circle,
After one briquette cylinder receives the crushed plant seed, the circularly arranged briquette cylinder rotates in one direction, and the briquette cylinder receives the insertion part of the press System.   The system according to claim 3, comprising the five briquette forming cylinders. Vegetable oil extraction and briquette manufacturing method,
Crushing plant seeds;
Transporting the crushed plant seeds to a briquette cylinder;
A step of pressing and crushing the crushed plant seeds in the briquette molding cylinder and simultaneously molding the briquette.

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