KR101286814B1 - Apparatus for forming granules - Google Patents

Abstract

PURPOSE: A granule forming apparatus is provided to cool heat generated in a mixing process and to easily control an amount of moisture required in the mixing process. CONSTITUTION: A granule forming apparatus comprises a mixing chamber (110), a nozzle (120), a first impeller (130), a first rotating part (140), a second impeller (150), a second rotating part (160), a cooling jacket (170), and a granule discharging part (190). A cover is installed in the mixing chamber to open and close. The mixing chamber provides a space to granulate powder stored therein. The nozzle sprays water into the mixing chamber. The first impeller is rotationally installed on the inner bottom of the mixing chamber to mix the powder and the water. The first rotating part rotates the first impeller. The second impeller is rotationally installed on the lateral inner surface of the mixing chamber to mix the power and the water. The second rotating part rotates the second impeller. The cooling jacket circulates and supplies a refrigerant to the wall of the mixing chamber. The granule discharging part discharges the granules from the mixing chamber to the outside.

Description

Apparatus for forming granules

The present invention relates to a granulation apparatus, and more particularly, to a granulation apparatus for cooling heat generated in a mixing process, minimizing time and effort required for a drying process, and facilitating discharge of granules. will be.

In general, apparatuses for forming a powder into granules, for example, knead the powder and extrude through a small hole while cutting to a small size to produce granules, or in another example by injecting moistened powder into the tank mounted on the bottom The impeller is rotated to produce granules.

Conventional granulation apparatus has been disclosed in the "granulation mixer device" of the Republic of Korea Patent Publication No. 10-2000-0055074, which is inserted and supported in the rotating tube and the support tube rotated by the drive motor on the inclined surface of the support casing The guide rods are mounted to be inclined, and the cover fixed to the upper portion of the guide rod is eccentrically arranged with a rotating rod fixed with a stirring impeller at the bottom thereof, and is rotated in a direction opposite to the rotary tube by a motor, and a scraper is fixed to one side of the cover. .

However, in the conventional granulation apparatus, heat is generated due to the driving of the impeller and the friction of powder, etc. during the mixing process, which causes difficulty in controlling the amount of moisture due to the evaporation of moisture before finishing molding into granules. However, the quality of the product has been affected. In addition, the conventional granulation apparatus is inconvenient to discharge the granules after the mixing process, and by moving the granules to a separate drying apparatus to go through the drying process, not only inconvenient, but also increase the time required for the granulation process Had

In order to solve the problems of the prior art as described above, the present invention is to cool the heat generated in the mixing process, thereby making it easy to control the desired amount of moisture during the mixing process, as well as the effect on the quality of the granules Minimize, minimize the time and effort required for the drying process by allowing the drying process to continue the mixing process in the same place continuously, and to facilitate the discharge of the granules. Other objects of the present invention will be readily understood through the following description of the embodiments.

In order to achieve the above object, according to one aspect of the present invention, in the granulation apparatus for granulating by mixing the powder with water and granulated, a cover for opening and closing the interior is provided, the powder is accommodated inside A mixing chamber that provides space for granulation; A nozzle installed to spray water into the mixing chamber; A first impeller rotatably installed on the bottom surface of the mixing chamber to mix powder and water; A first rotational drive unit installed to rotate the first impeller; A second impeller rotatably installed on the side of the mixing chamber to mix powder and water; A second rotary driving unit installed to rotate the second impeller; A cooling jacket installed to circulate and supply coolant for cooling to the wall surface of the mixing chamber; And a granule discharge part installed to discharge the granules from the mixing chamber to the outside.

The mixing chamber is coupled to the cover open and close at the top, the nozzle is installed on the cover, the hot air inlet is provided in the cover so that the warm air generated from the hot air is injected into the cover to evaporate the water to the granules Can be.

The mixing chamber has an expansion space in which the lower portion of the mixing chamber extends in diameter compared to the upper portion, the cooling jacket is installed on the outer surface, and an outer casing is installed to surround the cooling jacket, and by the first rotation driving unit. The rotating vertical axis is installed so as to project upward from the bottom of the expansion space, the horizontal axis rotated by the second rotational drive portion is installed so as to project in a direction orthogonal to the vertical axis from the side of the expansion space, A curvature surface having a curvature is formed at a bottom edge thereof, and the granule discharge part is provided outside the expansion space, and the first impeller has a fixing part fixed to the vertical axis, and has a radius of rotation from the fixing part. Extends to the bottom edge of the expansion space and is adjacent to the bottom of the expansion space. A plurality of blades are installed to be inclined with respect to the vertical axis, and a curvature having a curvature is formed at the end of the blade to correspond to the curvature surface, the second impeller is fixed to the horizontal axis from the side of the expansion space It may be installed to be spaced apart.

The cooling jacket has a coolant injection port for injecting coolant as a coolant and a coolant discharge port for discharging the coolant, and guides the flow of the coolant to block the coolant from flowing out through an open portion of the mixing chamber. A partition wall may be installed between the mixing chamber and the mixing chamber.

The granulation discharge portion is formed in the lower portion of the mixing chamber; An opening and closing member detachably coupled to the outlet; An opening / closing drive unit for opening and closing the opening and closing member by opening and closing the opening and closing member; And it is installed around the transfer path of the opening and closing member, it may include a transfer passage having a discharge path for transferring the granules discharged from the discharge opening opened by the opening and closing downward.

According to the granulation apparatus according to the present invention, to cool the heat generated during the mixing process, thereby making it easy to control the desired amount of moisture during the mixing process, and to minimize the impact on the quality of the granules, mixing process The drying process for the finished granules can be continuously performed in the same place to minimize the time and effort required for the drying process and facilitate the discharge of the granules.

1 is a side cross-sectional view showing a granulation apparatus according to an embodiment of the present invention,
Figure 2 is a front sectional view showing a granulation apparatus according to an embodiment of the present invention,
3 is a plan view showing a granulation apparatus according to an embodiment of the present invention,
4 is a view for explaining the operation of the granule discharge unit of the granulation apparatus according to an embodiment of the present invention.

While the invention is susceptible to various modifications and alternative forms, specific embodiments thereof are shown by way of example in the drawings and will herein be described in detail. However, this is not intended to limit the present invention to the specific embodiments, but should be understood in a way that includes all changes, equivalents, and substitutes included in the spirit and scope of the present invention, and may be modified in various other forms. It is to be understood that the scope of the present invention is not limited to the following examples.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings, wherein like or corresponding elements are denoted by the same reference numerals, and redundant explanations thereof will be omitted.

1 is a side cross-sectional view showing a granulation apparatus according to an embodiment of the present invention, Figure 2 is a front sectional view showing a granulation apparatus according to an embodiment of the present invention.

1 and 2, the granulation apparatus 100 according to an embodiment of the present invention is a device for granulating by mixing the powder with water, the mixing chamber 110, the nozzle 120, the first The impeller 130, the first rotary driving unit 140, the second impeller 150, the second rotary driving unit 160, the cooling jacket 170, and the granule discharge unit 190 may be included. Here, the powder includes not only various powders for food, including wheat flour, bread flour, etc., but also medicines, and the like. In addition, all powders that can be granulated by humidification and mixing may be applicable. In addition, the powder itself may be granulated by binding with moisture, and may include a binder for promoting granulation as necessary. In addition, the powder may be, for example, 110 ~ 120mesh, granules may be 60 ~ 80mesh, but is not limited thereto. Where mesh is the number of holes in the sieve that are 1 inch long.

The mixing chamber 110 is provided with a cover 111 for opening and closing the inside, the powder is accommodated inside to provide a space for granulation. In addition, the mixing chamber 110 may be coupled so that the cover 111 can be opened and closed by the hinge coupling by the hinge coupling portion 113 including a hinge axis at the top, the nozzle 120 is to be installed on the cover 111 The hot air inlet to the cover 111 so that the warm air generated from the external hot air fan (not shown) is injected into the inside to evaporate the moisture for the granules formed by the mixing process by the first and second impeller (130,150). 180 may be provided. On the other hand, the cover 111 allows the filling of the powder by opening the upper end of the mixing chamber 110, but locking or unlocking on the upper end of the mixing chamber 110 by hooks, hooks or other locking devices so as not to be easily opened. do.

As shown in FIG. 3, the hot air inlet 180 may be provided in plurality, and the hot air supply hoses of the hot air fans (not shown) may be connected to each other to supply hot air to a plurality of places at the same time. Some of the exhaust hoses may be connected to serve as outlets. In addition, hot air may be injected only by a predetermined time or a predetermined amount through the hot air inlet 180.

The mixing chamber 110 may form an expansion space 112 whose diameter is extended from the inner side to the upper side, and the cooling jacket 170 may be installed on the outer side, and surrounds the cooling jacket 170. The outer casing 114 (shown in FIG. 2) may be installed, and the vertical axis 141 rotated by the first rotation driving unit 140 may be installed to protrude upward from the bottom of the expansion space 112. 2, the horizontal axis 161 rotated by the rotation driving unit 160 may be installed to protrude in a direction orthogonal to the vertical axis 141 from the side of the expansion space 112, the curvature at the bottom edge of the expansion space 112 An excitation curvature surface 115 may be formed, and the granule discharge part 190 may be provided to be located outside the expansion space 112.

The nozzle 120 is installed to spray water into the mixing chamber 110, and is connected to a high pressure water supply hose of an external high pressure water supply unit (not shown) to supply high pressure water from the high pressure water supply unit through a high pressure water supply hose. It may be supplied and sprayed into the mixing chamber 110, and may be installed in the cover 111 as in this embodiment. In addition, the nozzle 120 may be sprayed by receiving a high pressure water of about 20 bar from the high pressure water supply.

The first impeller 130 is rotatably installed on the bottom surface of the mixing chamber 110 to mix the powder and water sprayed from the nozzle 120.

The first impeller 130 may have a fixing part 131 to be fixed to the vertical axis 141 of the first rotary driving part 140 as in the present embodiment, the expansion space (in the rotation radius direction from the fixing part 131) A plurality of wings 132 extending to the bottom edge of the bottom surface 112 to be adjacent to the bottom surface of the expansion space 112 may be provided to be inclined with respect to the vertical axis 141, and the curvature surface (at the end of the wing 132) A curvature 134 having a curvature may be formed to correspond to 115. The fixing part 131 may be fixed to the vertical axis 141 by the fixing bolt 133 as an example. Four wings 132 may be provided in the fixing part 131 as in the present embodiment. As such, the blade 132 is inclined with respect to the vertical axis 141, and the curvature 134 is adjacent to the curvature surface 115, thereby making granules located on the bottom surface of the expansion space 112 during rotation. By guiding to move upward along the curvature surface 115, the granules can be easily discharged through the outlet 191 of the granule discharge portion 190 formed on the side wall of the expansion space (112).

The first rotary driving unit 140 is installed to rotate the first impeller 130, for example, the vertical axis 141 can be rotated through the bottom surface of the mixing chamber 110 by the shaft support member 142. The vertical shaft 141 may be connected to the shaft of the reducer 144 by the shaft fitting member 143, and the motor 145 may be connected to the reducer 144. Therefore, the rotational force of the motor 145 is decelerated through the speed reducer 144 to rotate the first impeller 130 fixed to the vertical axis 141 by rotating the vertical axis 141. On the other hand, the shaft support member 142 may be fixed to the installation surface 210 as in this embodiment.

The second impeller 150 is rotatably installed on the side surface of the mixing chamber 110 to mix the powder and water sprayed from the nozzle 120. In addition, the second impeller 150 is fixed to the horizontal axis 161 of the second rotary drive unit 160 is installed to be spaced apart from the side of the expansion space 112 can be inserted into the powder contained in the mixing chamber 110 and rotated. This will increase the mixing effect.

The second rotation driving unit 160 is installed to rotate the second impeller 150. For example, the horizontal shaft 161 may rotate through the side surface of the mixing chamber 110 by the shaft support member 162. It is installed so that the horizontal shaft 161 may be coupled to the shaft of the motor 164 by the shaft coupling member 163. Accordingly, the rotational force of the motor 164 is transmitted to the horizontal shaft 161 to rotate the second impeller 150 fixed to the horizontal shaft 161 by rotating the horizontal shaft 161.

The cooling jacket 170 is installed to circulate the refrigerant for cooling the wall surface of the mixing chamber 110. In addition, the cooling jacket 170 is provided with a coolant injection port 171 for injecting coolant as a coolant and a coolant discharge port 172 for discharging the coolant, respectively, and an open portion of the mixing chamber 110, for example, as described below. A partition 173 for guiding the flow of the coolant to block the flow of the coolant through the coupling portion of the outlet 191 or the vertical axis 141 and the horizontal axis 161 to be installed therebetween is provided between the mixing chamber 110 and the mixing chamber 110. Can be. Here, the partition wall 173 may be provided to provide a path for circulating cooling water between the cooling jacket 170 and the mixing chamber 110, for example, the cooling water spirals the outer surface of the mixing chamber 110. It may be provided to circulate to, or may be provided to circulate the outer surface of the mixing chamber 110 in a zigzag, and further provided to surround the open portion of the mixing chamber 110 through the open portion of the mixing chamber 110 Cooling water may also be prevented from spilling.

The granule discharge part 190 is installed to discharge the granules from the mixing chamber 110 to the outside, and can be separated into the discharge port 191 and the discharge port 191 formed in the lower portion of the mixing chamber 110 as in the present embodiment. The opening and closing member 192 coupled to each other, the opening and closing drive unit 193 for opening and closing the opening and closing member 192 by opening and closing the opening and closing member 192, and around the transfer path of the opening and closing member 192. It may be installed in, and may include a transport passage portion 194 having a discharge path (194a) for transporting the granules discharged from the discharge port 191 opened by the opening and closing member 192 downward. The outlet 191 is expanded in the mixing chamber 110 in view of the ease of discharging granules by the curvature surface 115 of the expansion space 112 and the curvature 134 of the first impeller 130 described above. It may be formed in a portion including the curvature surface 115 of the space 112. The opening and closing member 192 may be formed such that one side surface 192a has a curvature corresponding to the inner surface of the mixing chamber 110. The opening and closing drive unit 193 is made of a cylinder in the present embodiment, it is also not limited to this can also reciprocally transfer the opening and closing member 192 using a motor or the like. When the opening and closing drive unit 193 is made of a cylinder, the piston rod 193a may be fixed to the opening and closing member 192. The conveying passage part 194 may be connected to the outlet 191 through the connection passage 194b, may be made of a hollow member for enclosing the opening and closing member 192, and the outlet 191 opened by the opening and closing member 192. The granules discharged through) guide to be discharged downward by moving to the discharge path 194a along the inner side.

The operation of such a granulation apparatus according to the present invention will be described.

After filling the powder for granulation in the mixing chamber 110, the high pressure water is sprayed onto the powder in the mixing chamber 110 through the nozzle 120. In addition, the first and second impellers 130 and 150 are rotated by the first and second rotation driving units 140 and 160 to mix the powder and water in the mixing chamber 110 to undergo a granulation process. At this time, by circulating the cooling water to the cooling jacket 170 as a refrigerant to suppress the temperature rise to the inside and outside of the mixing chamber 110.

On the other hand, when the granulation process is finished by mixing the powder and water in the mixing chamber 110, the hot air of the hot air is injected into the mixing chamber 110 through the hot air inlet 180, the injection of such hot air is a predetermined time or By temporarily supplying only the amount, or by using any one of the hot air inlet 180 as a discharge port, it is possible to continuously supply the warm air, any one or both of the first and second impeller (130,150) in the drying process by the warm air Rotating to facilitate drying of the granules, thereby increasing the quality of the granules.

After the drying process, as shown in Figure 4, the opening and closing member 192 by the drive of the opening and closing drive unit 193 to open the outlet 191, the granules are discharged through the outlet 191, At this time, the blade 132 inclined by the rotation of the first impeller 130 to raise the granules to the upper side of the curvature surface 115 to be discharged to the discharge port 191 side to smoothly discharge the granules through the conveying passage 194. To make it possible.

As described above, according to the present invention, a granule solution, such as water, is directly injected into the powder, thereby causing the powder to be wetted, and allowing the powder and the powder to coagulate by mixing to form a granulated mass. When the moisture is dried by the warm air, it becomes a porous mass to facilitate the introduction of water molecules to improve the dispersibility of water.

In addition, according to the present invention, to cool the heat generated during the mixing process, thereby facilitating the adjustment of the desired amount of moisture during the mixing process, minimizing the effect on the quality of the granules, the granules after the mixing process By allowing the drying process to continue in the same place to minimize the time and effort required for the drying process, and facilitate the discharge of granules.

Although the present invention has been described with reference to the accompanying drawings, it is to be understood that various changes and modifications may be made without departing from the spirit of the invention. Therefore, the scope of the present invention should not be limited to the described embodiments, but should be defined by the claims below and equivalents thereof.

110: mixing chamber 111: cover
112: expansion space 113: hinge coupling portion
114: outer casing 115: curvature surface
120: nozzle 130: first impeller
131: fixing part 132: wings
133: fixing bolt 134: curvature
140: first rotational drive 141: vertical axis
142: shaft support member 143: shaft joint member
144: reducer 145: motor
150: second impeller 160: second rotational drive
161: horizontal axis 162: shaft support member
163: shaft joint member 164: motor
170: cooling jacket 171: cooling water injection port
172 Cooling water discharge port 173 Bulkhead
180: hot air inlet 190: granule discharge unit
191: outlet 192: opening and closing member
192a: one side 193: opening and closing drive
193a: Piston rod 194: Feed passage part
194a: discharge passage 194b: connecting passage
210: mounting surface

Claims (5)

In the granulation apparatus for granulating by mixing the powder with water,
A mixing chamber, in which a cover for opening and closing the inside is installed, and the powder is accommodated inside to provide a space for granulation;
A nozzle installed to spray water into the mixing chamber;
A first impeller rotatably installed on the bottom surface of the mixing chamber to mix powder and water;
A first rotational drive unit installed to rotate the first impeller;
A second impeller rotatably installed on the side of the mixing chamber to mix powder and water;
A second rotary driving unit installed to rotate the second impeller;
A cooling jacket installed to circulate and supply coolant for cooling to the wall surface of the mixing chamber; And
It includes; granule discharge unit is installed to discharge the granules from the mixing chamber to the outside,
The mixing chamber,
The inner side of the lower portion forms an expansion space in which the diameter is expanded compared to the upper portion, the cooling jacket is installed on the outer surface, the outer casing is installed to surround the cooling jacket, the vertical axis rotated by the first rotary drive unit It is installed to protrude upward from the bottom of the expansion space, the horizontal axis rotated by the second rotary drive unit is installed so as to project in a direction orthogonal to the vertical axis from the side of the expansion space, the curvature at the bottom edge of the expansion space Curvature surface is formed, and the granules discharge portion is provided to be located outside the expansion space,
The first impeller,
Has a fixed portion for fixing to the vertical axis, extending from the fixed portion to the bottom edge of the expansion space in the rotational radius direction is provided with a plurality of wings installed to be adjacent to the bottom of the expansion space inclined with respect to the vertical axis A curvature having a curvature is formed at the end of the blade to correspond to the curvature surface,
The second impeller,
It is fixed to the horizontal axis is installed to be spaced apart from the side of the expansion space,
The granule discharge portion,
An outlet formed at a lower portion of the mixing chamber; An opening and closing member detachably coupled to the outlet; An opening / closing drive unit for opening and closing the opening and closing member by opening and closing the opening and closing member; And a conveying passage part installed around the conveying path of the opening and closing member and having a discharging passage for conveying the granules discharged from the outlet opening opened by the opening and closing member downward.
The cooling jacket,
Coolant injection ports for injecting coolant as coolant and coolant discharge ports for discharging the coolant are respectively provided, and partition walls for guiding the flow of the coolant to block the flow of coolant through an open portion of the mixing chamber are provided. A granulation apparatus installed between the mixing chamber and the mixing chamber. The method of claim 1, wherein the mixing chamber,
The cover is coupled to open and close at the upper end, the nozzle is installed in the cover, granules forming apparatus is provided with a hot air inlet in the cover so that the warm air generated from the hot air is injected into the cover to evaporate moisture to the granules. delete delete delete

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