KR101118736B1 - Extrusion molding device of using scapped material - Google Patents

Abstract

PURPOSE: An extrusion apparatus for manufacturing solid fuel using combustible waste is provided to facilitate maintenance by replacing respective fastening block when an extrusion head is malfunction or damaged. CONSTITUTION: An extrusion apparatus for manufacturing solid fuel using combustible waste includes a main body, a transferring screw, a driving motor, an extrusion head, and a pressurizing member. The extrusion head secures an extrusion hole. Waste transferred and compressed by the transferring screw becomes solid fuel by being extruded through the extrusion head. The extrusion head includes front and rear fastening parts(110, 120), a first extruding part(140), and a second extruding part(160). The first extruding part includes a plurality of first fastening blocks(141). The second extruding part includes a plurality of second fastening blocks(161). The extruding parts are fixed between the fastening parts.

Description

Extrusion apparatus for producing solid fuel using flammable waste {Extrusion molding device of using scapped material}

The present invention relates to an extrusion apparatus for producing solid fuel using flammable waste, and more particularly, to an extrusion apparatus for producing solid fuel using flammable waste, in which an extrusion head is formed by a plurality of divided fastening blocks.

In general, Refuse Plastic Fuel (RPF) is a renewable energy produced using combustible waste such as paper, wood, and fiber, including waste synthetic resin as a main raw material. In addition, RDF (Refuse Derived Fuel), Processed Refuse Fuel (PRF), Recycled Plastic Fuel (RPF), etc. are also used as similar terms. These solid fuels have the same calorific value as fossil fuels and are used as heat sources for boilers and power plants. In addition, by recycling waste to new energy, it is a way to proactively cope with environmental problems. On the other hand, solid fuel is generally compression molded to a certain standard has the advantage of easy handling, such as transportation, storage. In addition, the incineration material can be reduced by removing non-combustible materials and metal components in the manufacturing process, and harmful components such as dioxins can be effectively removed.

In general, solid fuel manufacturing processes include a screening process for removing non-combustible materials from combustible waste, a crushing process for finely sorting the selected combustible waste, and a molding process for mixing and crushing the combustible combustible waste. Among them, the molding process is a method in which the crushed combustible waste is compressed to a molding mold in a state of being heated at high temperature, or extrusion molding using an extrusion screw. Due to the disadvantage that the manufacturing process of the compression using a molding die is intermittent, an extrusion molding method for achieving continuous production is generally used.

The general solid fuel device according to the prior art is a cylindrical cylinder, a hopper installed on one side of the cylinder, an extrusion screw installed on the inside of the cylinder, a drive motor for driving the extrusion screw, an extrusion hole is formed of the cylinder It consists of an extrusion die connected to the other side, and a heater surrounding the extrusion die. When the crushed combustible waste is put into the hopper, the waste is transferred to the extrusion die by the rotation of the extrusion screw by the drive motor. The conveyed waste is heated and melted by a heater, and solid fuel is molded through the extrusion hole of the extrusion die.

The prior art solid fuel production apparatus of the type described above has a problem that maintenance is difficult.

The present invention has been made to solve the above problems, and an object of the present invention is to provide an extrusion apparatus for manufacturing a solid fuel using a combustible waste to which a plurality of divided fastening blocks are coupled to each other to form an extrusion head for easy maintenance. .

Extruder for producing a solid fuel using a combustible waste according to the present invention for achieving the above object is installed to transfer and pressurize the main body having a predetermined internal space, and the waste to be the raw material of the solid fuel in the interior of the body forward An extrusion head for providing a transfer screw, a drive motor for driving the transfer screw, an extrusion hole installed in front of the main body, and an extrusion hole extruded so that the waste conveyed and pressurized by the transfer screw becomes the solid fuel; And a pressurizing member for pressurizing the waste toward the extrusion hole so that the waste can be extruded into the extrusion hole of the extrusion head, wherein the extrusion head has a front and rear fastening part installed in front of the main body, and the front and rear fastening part. It is fixedly installed therebetween and is fastened so that the sides are mutually connected and connected along the circumferential direction, A first extrusion part including a plurality of first fastening blocks having a plurality of first fastening blocks having inlet grooves drawn inwardly on both sides thereof so as to form extrusion holes penetrating an outer circumferential surface thereof, and fixed between the front and rear fastening parts and the first extrusion part; And a second extruded portion having an inner diameter corresponding to the outer diameter of the portion and including a plurality of second fastening blocks having inlet grooves formed on a side surface thereof so that the extruded holes formed in the interconnected portions are in communication with the extruded holes of the first extruded portion. .

The first fastening block includes a top member and a lower plate member spaced apart from each other by a predetermined interval up and down, and connecting members connecting the upper plate member to the lower plate member and having the inlet grooves formed on both sides thereof. The upper plate and the lower plate is formed with a relatively longer circumferential length of the outer end than the inner end so that the first fastening blocks can be connected along the circumferential direction, the connecting member has an inner end of the upper plate and the lower plate Located in a position spaced outward relatively relative to the inner end, the connecting member is formed such that the predetermined section extending from the inner end toward the outer end is formed such that the left and right width gradually increases as the extension from the inner end toward the outer end, The member is installed on the rotating shaft of the transfer screw to the inner side of the connecting member from the center of the rotating shaft It is preferably formed to rotate in the rotation radius corresponding to the distance to the part.

The first fastening block may further include an exchange member detachably coupled to an inner end of the wear contact with the pressure member, wherein the exchange member may include a bottom plate and a bottom plate of the upper plate material in contact with the pressure member. An upper member and a lower member surrounding the upper end and the inner end of the connection member, and an intermediate member connecting the upper and lower members, respectively, wherein the upper member and the lower member are respectively attached to the upper plate and the lower plate through fixing screws. It is preferably formed to be fixedly coupled.

The pressing member may include a pressing body connected to the rotating shaft, and an edge member detachably coupled to an edge of the pressing body contacting the inner end of the first extrusion part, wherein the heating element is provided on the second extrusion part. It is preferably formed so as to be connected to heat the waste in contact with the inner peripheral surface of the extrusion hole of the second extrusion.

A guide rail protruding upward to extend along the circumferential direction of the second extruded part on an upper surface of the second fastening block, and a rotation block installed on the second extruded part to travel along the guide rail; And a cutting unit including a connecting rod connecting the rotating block and the rotating shaft, and a cutter formed in the rotating block and cutting the solid fuel extruded through the extrusion hole while traveling along the outlet side of the extrusion hole. Can be.

Extrusion apparatus for manufacturing a solid fuel using a combustible waste according to the present invention having the above configuration is because the extrusion head is configured through a plurality of fastening blocks can be replaced only when the breakage or failure of the extrusion head is easy to maintain and There is an advantage that can minimize the cost incurred.

1 is a perspective view showing an embodiment of an extrusion apparatus for producing a solid fuel using a combustible waste according to the present invention,
Figure 2 is an exploded perspective view showing the extrusion head of the extrusion device of Figure 1,
3 is a cross-sectional view showing a state in which the solid fuel is discharged from the extrusion apparatus of FIG.
Figure 4 is a partial exploded perspective view showing a first extruded portion of the extrusion head of Figure 2,
5 is an exploded perspective view illustrating a first fastening block of the first extrusion part of FIG. 4;
Figure 6 is an exploded perspective view showing the pressing member of Figure 2,
7 is a partially cutaway perspective view of the pressing member of FIG. 6;
Figure 8 is a partial perspective view showing another embodiment of the extrusion device further comprising a fuel cutting unit,
9 is a cross-sectional view of FIG. 8.

Hereinafter, with reference to the accompanying drawings will be described in more detail an extrusion apparatus for producing a solid fuel using the waste according to the present invention (hereinafter referred to as "extrusion apparatus").

Extrusion apparatus 1 according to the present invention is installed in the main body 10, the main body 10 through which the waste, which is a raw material of the solid fuel 2, as shown in FIGS. The feed screw 20 for transferring the oil, the drive motor 30 for rotating the feed screw 20, the extrusion head 100 installed in front of the main body 10, and the end of the feed screw 20. And pressurizing member 170 for pressurizing the waste to the extrusion hole 120 of the extrusion head 100.

The main body 10 is connected to the inlet pipe 11 through which waste is introduced into one side, and the screw 12 is also installed in the inlet pipe 11 to push the waste into the body 10 as shown. It is.

In addition, the inlet pipe 11 is connected to the supply pipe 14 formed to transport the waste to the inlet pipe 11, and the screw 15 that is rotated by the motor 16 in the supply pipe 14 also. ) Is formed. This waste supply structure can be modified in various forms as necessary.

As shown in the drawing, the spiral screw member 22 for conveying waste is formed on the outer circumferential surface of the rotating shaft 21 extending across the inside of the main body 10, as shown. Although not shown, the spiral guide member extending along the spiral direction is formed on the inner circumferential surface of the main body 10 to facilitate the transport of waste. The transfer screw 20 is connected to the drive motor 30 is installed in the rear of the main body 10 is to be rotated by the drive motor 30.

The extrusion head 100 is for extruding the heated and pressurized waste into a rod having a cylindrical shape.

The extrusion head 100 is installed at the front end of the main body 10, and is installed between the front fastening portion 110 and the rear fastening portion 120 and the front fastening portion 110 and the rear fastening portion 120. The first and second extrusion parts 140 and 160 forming the extrusion holes 130 are provided.

The front fastening part 110 and the rear fastening part 120 are coupled to the front and rear surfaces of the first and second extrusion parts 140 and 160, respectively, and are to be bolted to the first and second extrusion parts 140 and 160. A plurality of first and second bolting holes 111 and 112 are formed to be provided. The first and second bolting holes 111 and 112 are formed to be spaced apart from each other along the circumferential direction of the front fastening part 110 and the rear fastening part 120 to form the first and second extrusion parts 140 and 160. The coupling is made to the first and second fastening blocks 141 and 161 through fastening bolts, respectively.

In addition, a support hole 113 is formed at the center of the front fastening part 110 and the rear fastening part 120 so that the rotation shaft 21 can be rotatably supported.

The first extrusion unit 140 and the second extrusion unit 160 are each formed in an annular shape, the outer diameter of the first extrusion unit 140 is formed to correspond to the inner diameter of the second extrusion unit 160 is the first extrusion The outer circumferential surface of the unit 140 is interconnected to contact the inner circumferential surface of the second extrusion part 160.

The first extruder 140 and the second extruder 160 are formed by connecting the first and second fastening blocks 141 and 161, respectively, and the first fastening blocks 141 and the second fastening block 161. ) Are extruded holes 130 extending along a direction penetrating the inner circumferential surface and the outer circumferential surface connected to the interconnection portion, pressurized so that waste is discharged to the outside through the extrusion hole 130 by the pressure member 170 to be described later This is done.

The first fastening block 141 is interconnected to the upper plate 142 and the lower plate 143, and the upper and lower plate 143, which are spaced apart vertically to extend side by side as shown in Figures 4 and 5 It includes a connecting member 144.

The upper plate 142 and the lower plate 143 are formed to have a longer outer end portion width than the inner end portion so that the plurality of first fastening blocks 141 can be connected along the arc direction. The connecting member 144 connects the upper plate 142 and the lower plate 143 to each other, and an inlet groove 145 is formed in which side surfaces of both edges are inserted in a predetermined depth toward the center thereof. Therefore, the extrusion holes 130 are formed by both edge inlet grooves 145 of the two first fastening blocks 141 which are connected when the first fastening blocks 141 are connected to each other.

Two upper fastening holes 147 are formed in the upper plate 142 and the lower plate 143, respectively, and the first fastening holes 147 are the front fastening part 110 and the rear fastening part 120. The first fastening block 141 is fixed between the front fastening portion 110 and the rear fastening portion 120 by a fixing bolt corresponding to the first bolting hole 111 formed in the first bolting hole 111.

The connection member 144 has an inner end portion formed at a point spaced a predetermined distance outward from the inner end portion of the upper and lower plate members 143. Therefore, the inner circumferential surface of the first extruded part 140 formed by combining the first fastening blocks 141 is inserted into the outside by a predetermined difference from the inner end of the connecting member 144 and the inner end of the upper and lower plate members 143. The guide groove 148 is formed, the end of the pressing member 170 to be described later in the guide groove 148 is inserted into the rotation of the pressing member 170 is made.

In addition, the exchange member 150 is detachably coupled to the inner end of the first fastening block 141.

The exchange member 150 is installed in a position where abrasion occurs in contact with the pressure member 170 during the rotation of the pressure member 170, the inner end portion of the first fastening block 141 by repeated use is constant When worn above the level is to be used to replace only the exchange member 150.

The exchange member 150 has an upper member 151 and a lower member 152 coupled to a lower surface of the upper plate 142 and an upper surface of the lower plate 143 that are in contact with the pressing member 170, and the connection. And an intermediate member 153 coupled to an end of the member 144, and a fixing screw inserted from the upper plate 142 and the lower plate 143 is coupled to the upper member 151 and the lower member 152, respectively. Fixation is made.

By mounting the exchange member 150 in the wear occurs in this way it is possible to minimize the cost burden of replacing the entire first fastening block 141 due to the wear occurs.

The intermediate member 153 of the exchange member 150 is formed such that the left and right widths are gradually narrowed as a predetermined section extending outward from the inner end extends toward the inner side, and thus the inner end of the pressing member 170 and the intermediate member 153 is formed. It is desirable to minimize the contact area between them.

The second fastening block 161 forming the second extruded portion 160 is also formed to be connected in an annular ring shape by extending along the arc direction when the length of the outer end portion is relatively longer than the inner end portion and interconnecting them. have.

Similarly to the first fastening block 141, the second fastening block 161 includes an upper and lower plate member 143 and a connection member 144 connecting thereto, and an inner end of the connection member 144 is upper part. By extending to the same position as the inner end of the plate 142 and the lower plate 143, a separate separation space is not formed on the inner circumferential surface of the second extrusion unit 160 to be in close contact with the outer circumferential surface of the first extrusion unit 140. It is supposed to be. Therefore, when the first extruded part 140 is connected to the second extruded part 160, the extruded holes 130 formed by the inlet grooves 145 are formed from the inner circumferential surface of the first extruded part 140 from the second extruded part. It extends continuously to the outer peripheral surface of 160. A second fastening hole 162 is formed at a position corresponding to the second bolting hole 112 in the second fastening block 161, so that the second fastening block 161 is also disposed between the front and rear fastening parts 110 and 120. Bolted to be supported.

And although not shown, the outer portion in contact with the inner surface of the extrusion hole 130 in the process of passing the waste wire passes through the extrusion hole 130 of the second extrusion unit 160 is connected to the heating wire. Is melted so that the coating layer is formed on the outer peripheral surface of the solid fuel discharged through the extrusion hole 130 can be easily maintained in the cylindrical solid fuel shape.

In the present embodiment, although the first and second extrusion blocks 140 and 160 are respectively formed in the drawing, the first and second fastening blocks 141 and 161 are formed to be coupled to each other, but the first and second fastening blocks 141 and 161 are respectively shown. The present invention is not limited thereto, and may be coupled to each other to form a circle, and the number may be added or subtracted if the extrusion holes 130 of the first and second extrusion parts 140 and 160 can be continuously connected.

The pressing member 170 is installed at the end of the rotating shaft 21 of the transfer screw 20, as shown in Figure 6 and 7 to rotate together with the rotating shaft, as described above of the first extrusion part 140 The waste is pressed into the extrusion hole 130 while the end is inserted into the guide groove 148 formed on the inner circumferential surface.

The pressing member 170 is formed to a size that can be pressurized only a portion of the inner circumferential surface of the first extruded part 140, so that when the pressing member 170 is rotated by the rotating shaft, the pressing member 170 is a guide groove 148. Pressurization of the waste is made only in a portion of the section inserted into the) and the rest of the section is not pressurized. After the pressing member 170 passes, the waste is pressurized and transferred to the empty space by the transfer screw. As the waste is filled, the waste is continuously extruded through the extrusion hole 130.

The pressing member 170 also includes a pressing body 171 connected to the rotating shaft, and a frame member 172 detachably coupled to an edge of the pressing body 171.

The pressing body 171 is formed with a rim groove 173 inserted in the circumferential direction at the edge portion of the outer circumferential surface, and the first rim hole 174 penetrating the front and rear surfaces in the rim groove 173 in the circumferential direction. It is formed to be spaced apart from each other along.

The frame member 172 has a coupling jaw 175 corresponding to the edge groove 173 is formed on the rear surface coupled with the pressing body 171 so that the coupling jaw surrounds the outer circumferential surface of the pressing body 171. In addition, the edge member 172 also has the second edge hole 176 corresponding to the first edge hole 174 is formed to pass through the front and rear surfaces, so that the edge member 172 to the pressing body 171 through a fixing screw. I can fix it.

In the pressing member 170, the edge member 172 is in contact with the first fastening block 141, thereby reducing maintenance costs by replacing only the edge member 172 when wear occurs.

8 and 9 illustrate an embodiment of a cutting unit 180 for cutting the solid fuel 2 to be extruded.

A guide rail protruding to extend along the circumferential direction of the second extrusion part 160 is formed on the upper surface of the second fastening block 161, and the cutting unit 180 is fastened to travel along the guide rail. The rotary block 181 connected to the upper surface of the member, the connecting rod 182 for connecting the rotary block 181 to the rotary shaft 21 and the rotary block 181 is installed on the outlet side of the extrusion hole 130 It includes a cutter 183 for cutting the discharged solid fuel (2) while traveling along the side.

The cutting unit 180 may form the solid fuel 2 into a cylindrical fillet shape having a predetermined length by cutting the discharged solid fuel 2 while the cutter 183 rotates at the same speed as the pressing member 170. It becomes possible, by forming a solid fuel (2) of a certain size without a separate post-processing process is easy to transport and storage.

Although the present invention has been described with reference to the embodiments shown in the drawings, this is merely exemplary, and it will be understood by those skilled in the art that various modifications and equivalent other embodiments are possible. Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

One; Extrusion equipment
10; main body
20; Feed screw
30; Drive motor
100; Extrusion head
110; Forward fastening part
120; Rear fastening
130; Extruder
140; 1st extrusion part
141; First fastening block 150; Exchange member
160; 2nd extrusion part
161; 2nd fastening block
170; Pressure member
180; Cutting unit

Claims (7)

A main body having a predetermined internal space;
A transfer screw installed to transfer and pressurize the waste, which is a raw material of the solid fuel, to the inside of the main body;
A drive motor for driving the transfer screw;
An extrusion head installed at the front of the main body and providing an extrusion hole through which the waste conveyed and pressurized by the transfer screw is extruded to become the solid fuel;
And a pressing member pressurizing the waste toward the extrusion hole so that the waste can be extruded into the extrusion hole of the extrusion head.
The extrusion head is a front and rear fastening portion is installed in front of the main body,
The inlet grooves fixedly installed between the front and rear fastening portions and fastened to the side surfaces are connected to each other and connected along the circumferential direction, and the inlet grooves inserted in both sides to form an extrusion hole penetrating the inner circumferential surface and the outer circumferential surface are connected to each other. A first extrusion part including a plurality of first fastening blocks formed therein, and an extrusion hole fixed between the front and rear fastening parts and having an inner diameter corresponding to the outer diameter of the first extrusion part, and formed in a connection part connected to each other; Extrusion device for combustible waste using a combustible waste, characterized in that it comprises a second extrusion unit comprising a plurality of second fastening block is formed in the inlet groove on the side to communicate with the extrusion hole of the first extrusion. The method of claim 1,
The first fastening block includes a top member and a lower plate member spaced apart from each other by a predetermined interval up and down, and connecting members connecting the upper plate member to the lower plate member and having the inlet grooves formed on both sides thereof.
The upper plate and the lower plate is formed in a relatively long circumferential length of the outer end than the inner end so that the first fastening blocks can be connected along the circumferential direction,
The connecting member is located at a position where the inner end is relatively spaced outward from the inner end of the upper plate and the lower plate,
The connecting member is formed such that a predetermined section extending from the inner end toward the outer end extends from the inner end to the outer end so that the left and right widths gradually increase.
The pressurizing member is installed on the rotating shaft of the conveying screw is an extrusion apparatus for producing solid fuel using combustible waste, characterized in that formed to rotate at a rotation radius corresponding to the distance from the center of the rotating shaft to the inner end of the connecting member. The method of claim 2,
The first fastening block is an extrusion device for producing a solid fuel using a combustible waste, characterized in that it further comprises an exchange member detachably coupled to the inner end in contact with the pressing member is worn. The method of claim 3,
The exchange member includes an upper member and a lower member surrounding the lower surface of the upper plate and the lower plate and the inner end of the connecting member, and an intermediate member connecting the upper and lower members, respectively, in contact with the pressing member.
Extrusion apparatus for producing a solid fuel using a combustible waste, characterized in that the upper member and the lower member is fixed to the upper plate and the lower plate through the fixing screw, respectively. The method of claim 2,
The pressing member has a pressurized main body connected to the rotating shaft, and a rim member detachably coupled to the edge of the pressurized main body in contact with the inner end of the first extruded portion for the production of solid fuel using combustible wastes. Extrusion equipment. The method of claim 1,
Heating device is connected to the second extrusion unit is an extrusion apparatus for manufacturing solid fuel using combustible waste, characterized in that formed to be able to heat the waste in contact with the inner peripheral surface of the extrusion hole of the second extrusion. The method of claim 4, wherein
The upper surface of the second fastening block is formed with a guide rail protruding upward to extend in the circumferential direction of the second extrusion portion,
A rotation block installed on the second extrusion part to travel along the guide rail, a connecting rod connecting the rotation block and the rotation shaft, and a rotation rod formed on the rotation block and traveling along an outlet side of the extrusion hole. Extrusion apparatus for producing a solid fuel using a combustible waste, characterized in that it further comprises a cutting unit comprising a cutter for cutting the solid fuel extruded through the ball.

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