KR101917064B1 - Apparatus for cleaning edible oil - Google Patents

Abstract

The present invention relates to an apparatus for processing regeneration of edible oil, which compresses and dries sludge type impurities collected through filtering into cake forms, thereby easily separating and discharging impurities. The apparatus for processing regeneration of the edible oil comprises: a main body provided with guide rails in an upper part; a plurality of screen plates each of which is installed to be able to move on the guide rails of the main body, provided with a filter, provided with a first pipe connector at an inner upper side, and provided with a second pipe connector having a discharge hole at an inner lower side; a plurality of impurity coherence frames each of which is positioned between the screen plates, has a hollow space therein, is connected to the first pipe connector at an inner upper side, is provided with an inlet pipe having an inlet hole and is provided with a discharge pipe connected to the second pipe connector at an inner lower side; a waste oil supply pipe which is connected to an upper part of the outermost screen plate positioned at one side of the main body, and supplies waste edible oil mixed with a purifying agent; a cleaned oil discharge pipe which is connected to a lower part of the outermost screen plate positioned at one side of the main body, and discharges edible oil filtered by the filter; a pressing unit which is provided at the other side of the main body and maintains a pressed state of the screen plate and the impurity coherence frame at one side or releases the pressed state; and an air supply unit which is connected to an upper part of the outermost screen plate positioned at the other side of the main body, and forcefully supplies dry air for drying impurities cohered within the impurity coherence frame.

Description

APPARATUS FOR CLEANING EDIBLE OIL

The present invention relates to an edible oil regeneration treatment apparatus, and more particularly, to an edible oil regeneration treatment apparatus for reusably purifying a used edible oil by separating and removing impurity-containing purifying agent by pressurizing and filtering the waste edible oil containing a purifying agent will be.

Generally, the edible oil used for the cooking of the fried food in the food processing companies is degraded and deteriorated with each use, and the processing quality of the fried food is deteriorated, and the acidity and the chromaticity are changed, and are regularly discarded and exchanged.

In recent years, in order to reduce the environmental burden due to disposal of waste oil and to reduce the cooking cost, there has been a tendency that the edible oil used for a certain period of time is regenerated and reused.

Regarding the regeneration treatment of the edible oil, JP-A No. 02-307526 (published on Dec. 20, 1990) discloses a method of using a mixture of a solid basic substance containing magnesium and an acidic clay soil ≪ / RTI > an adsorbent type cleaning oil composition is disclosed.

Japanese Patent Application Laid-Open No. 2001-335793 (published on Dec. 4, 2001) discloses a method of recovering edible oil by mixing a deoxidizing agent into deteriorated edible oil and stirring the impregnated impurities such as impurities, water, and fatty acid in the deteriorated oil, Wherein the deoxidizing agent is selected from the group consisting of magnesium oxide, calcium oxide, magnesium carbonate, calcium carbonate, calcium silicate, magnesium silicate, calcium hydroxide, magnesium hydroxide, aluminum hydroxide, synthetic pyrophosphoric acid silica, silica, magnesia, And active white clay, and which is granulated to a particle size of 50 to 200 占 퐉.

In Japanese Unexamined Patent Publication (Kokai) No. 2006-241245 (published on Sep. 16, 2006), a used edible oil heated to 50 to 180 占 폚 is treated with a treatment agent A capable of selectively adsorbing a coloring material (For example, a treating agent obtained by treating an organic acid with an organic acid) for a predetermined period of time to selectively adsorb free fatty acids or react with free fatty acids to convert the free fatty acid into a lubricating compound, A method for regenerating used edible oil for separating and removing the treating agents A and B and the reaction products after a predetermined period of contact with the treating agent (s) is carried out.

In addition, Korean Patent Laid-Open Publication No. 10-1999-0079052 (published on November 11, 1999) discloses a method for separating methyl ester and glycerin from ester exchange reaction of pretreated waste cooking oil and temperature regulator A reaction tank equipped with a stirrer, a first and second reservoirs for performing solid-liquid separation by precipitating a reactant, a purification process involving a filter for purifying and filtering the product, And a connecting means having a valve, a connecting pipe, a feed pump, and a vacuum pump for mutually connecting and operating continuously the process repeatedly.

In Korean Utility Model Laid-Open No. 20-1999-0028610 (published on July 15, 1999), a flat plate having a filter hole of about 100 meshes was fixed on the uppermost layer side wall of a rectangular or circular container, and a filter having a heating wire and a non- The L-shaped steel pedestal is fixed to the side wall of the lower layer, and a pore container filled with a perperite filled with a heating wire is placed on the side wall of the lower layer. On the lower layer side wall, A waste cooking oil regeneration and refining apparatus characterized by fixing an oil tank is disclosed.

Japanese Patent Application Laid-Open No. 2006-334221 (published on December 14, 2006) discloses a treating agent A (magnesium oxide, calcium oxide, magnesium hydroxide, calcium hydroxide, etc.) which can selectively convert free fatty acid into a compound (Silicon oxide, activated carbon, powder of active white clay) capable of selectively adsorbing a coloring material with a filter made of a rechargeable filter or a paper making compound roll filter , A regenerating filter composed of a used filter for regenerating the used edible oil, a suction tube for taking out the used oil in the fryer oil tank, a regenerating filter, and a regenerator comprising the regenerating filter , A liquid feed pump or a suction pump, and a return tube for returning the regenerated oil to the fryer oil tank A regeneration processing device of the maintenance is disclosed.

However, in the case of the above-described conventional cooking oil regeneration apparatus, only the filtering and removing of the impurities contained in the waste cooking oil are limited, and it is difficult to remove the impurities of the sludge type attached to the filter.

1. Japanese Laid Open Patent Application No. 02-307526 (published on December 20, 1990) 2. Japanese Patent Laid-Open No. 2001-335793 (Dec. 4, 2001) 3. Japanese Patent Laid-Open No. 2006-241245 (published on September 14, 2006) 4. Korean Patent Publication No. 10-1999-0079052 (published on May 11, 1999) 5. Korean Utility Model Publication No. 20-1999-0028610 (published on July 15, 1999) 6. JP-A-2006-334221 (Dec. 4, 2006)

SUMMARY OF THE INVENTION Accordingly, the present invention has been made in order to solve the above-mentioned problems of the prior art, and it is an object of the present invention to provide a method and apparatus for recovering impurities from a sludge- The present invention is based on the task of providing a device.

The present invention is directed to an apparatus and a method for manufacturing an apparatus having a main body having a guide rail at an upper portion thereof, a filter movably installed on a guide rail of the main body, a first pipe connecting hole at an upper portion thereof, A plurality of screen plates having a second pipe connecting port, a hollow space interposed between the screen plates, an inlet pipe connected to the first pipe connecting port and having an inlet hole formed therein, A plurality of impurity agglomeration frames provided with a discharge pipe connected to the second pipe connection port, a waste oil supply pipe connected to an upper portion of the outermost screen plate positioned at one side of the main body and supplied with waste cooking oil mixed with a purifying agent, A purifying oil discharge pipe connected to a lower portion of the outermost screen plate located at one side of the filter plate and discharging the edible oil filtered by the filter, A pressing means which is provided on the other side of the base body and presses or releases the screen plate and the impurity flocculating frame to one side and a pressing means which is connected to an upper portion of the outermost screen plate positioned on the other side of the body, And an air supply means for forcibly supplying dry air for drying the impurities.

According to a preferred aspect of the present invention, the apparatus further includes a refueling pump provided on the lower side of the main body for forcibly supplying waste cooking oil mixed with a purifying agent into the refueling oil supply pipe.

According to a preferred aspect of the present invention, the screen panel further includes a catch pan provided below the impurity aggregation frame.

According to a preferred aspect of the present invention, a safety cover is further provided on the upper side of the main body.

According to a preferred feature of the present invention, a groove for reducing the contact surface is formed on the upper surface of the guide rail.

According to a preferred feature of the present invention, the filter is coupled to both sides of the screen plate, wherein the filter is installed only on the inner side and the outer side is finished on the outermost screen of the screen plate.

According to a preferred aspect of the present invention, the air supply means includes an air supply pipe having one end connected to an upper portion of the outermost screen plate positioned on the other side of the main body, an opening / closing valve provided on the air supply pipe, And an air supply pump connected to the other end.

According to the edible oil regeneration processing apparatus of the present invention, waste edible oil containing a purifying agent is filtered through a combination of a plurality of screen plates and an impurity flocculation frame to discharge only the regenerated edible oil, and thus the waste edible oil can be easily recycled .

In addition, according to the edible oil regeneration processing apparatus of the present invention, impurities in the form of sludge are separated from waste cooking oil containing a purifying agent through a combination of a plurality of screen plates and an impurity aggregation frame, So that the impurities can be easily separated and discharged.

1 is a perspective view of an apparatus for regenerating an edible oil according to an embodiment of the present invention;
Fig. 2 is a front structural view of an edible oil recycling apparatus according to an embodiment of the present invention; Fig.
FIG. 3 is an installation structure of a screen plate and an impurity aggregation frame in the cooking oil regeneration apparatus according to an embodiment of the present invention. FIG.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. It is to be understood that the same is by way of illustration and example only and is not to be taken by way of limitation, the scope of the present invention being limited only by the terms of the appended claims.

1 to 3, a cooking oil recycling apparatus according to an embodiment of the present invention includes a main body 10 having a guide rail 13 at an upper portion thereof, a guide rail 13 of the main body 10, And a second pipe connection port 25 provided with a discharge pipe 25a at an inner lower side of the filter pipe 21 and having a filter 21 and a first pipe connection pipe 23 on the upper side thereof, A hollow space 31 is formed between the plate 20 and the screen plate 20 and an inlet pipe 33 connected to the first pipe connecting hole 23 and having an inlet hole 33a A plurality of impurity agglomerating frames 30 provided on the inner lower side and having a discharge pipe 35 connected to the second pipe connecting port 25 and an outermost screen plate 20 disposed on one side of the main body 10, A waste oil supply pipe 40 connected to an upper portion of the main body 10 and supplied with waste cooking oil mixed with a cleaning agent, A purifying oil discharge pipe 50 connected to a lower portion of the screen plate 20 and discharging edible oil filtered by the filter 21 and a purge oil discharge pipe 50 provided on the other side of the main body 10 and having a screen plate 20 and an impurity aggregation frame 30 A pressing means 60 for pressing or releasing the impurity aggregation frame 30 to the outside and pressing the impurities out of the impurity agglomeration frame 30 to the upper side of the outermost screen plate 20 located on the other side of the main body 10; And an air supply means (70) for forcibly supplying dry air for supplying air.

The main body 10 forms the body of the cooking oil recycling apparatus 1 according to an embodiment of the present invention and a support leg 11 is formed at the lower portion and a guide rail 13 is supported at the upper portion of the support leg 11 And is spaced apart from the ground by a predetermined height.

The supporting leg 11 may be provided with a moving wheel for facilitating the movement of the main body 10. [ The guide rail 13 slidably supports the screen plate 20 and the impurity aggregation frame 30 which will be described later. The guide rail 13 is provided on the upper surface with guide projections (not shown) of the screen plate 20 and the impurity aggregation frame 30 27, and 37 are reduced so that the sliding movement can be more easily performed.

On the guide rails 13 of the main body 10, a plurality of screen plates 20 are movably installed. The screen plate 20 serves to separate the purifying agent containing impurities from the purified cooking oil from the waste cooking oil mixed with the purifying agent introduced through the waste oil supply pipe 40 which will be described later, The cleaning agent including the filter 21 does not pass. The filters 21 are separated from each other on both sides of the screen plate 20 so as to form an internal space within the screen plate 20. However, the filter 21 is installed only on the inner side surface and the outer side surface is finished on the outermost screen plate 20 of the screen plate 20.

A first pipe connection port 23 is connected to the inlet pipe 33 of the impurity aggregation frame 30 on the upper side of the screen plate 20 and an impurity aggregation frame 30 A second pipe connection port 25 to which a discharge pipe 35 of the second pipe connection pipe 25 is connected.

The second pipe connecting port 25 is formed with a discharge hole 25a through which the purified edible oil having passed through the screen plate 20 flows into the discharge pipe 35 of the impurity flocculating frame 30, The purified edible oil flowing into the discharge pipe 35 of the discharge pipe 30 is discharged to the outside through the inflow pipe 40 for the purified oil.

Guide projections 27, which are supported on the guide rails 13 of the main body 10 and are slidably moved, are integrally formed on both sides of the screen plate 20.

The impurity aggregation frame 30 is interposed between the screen plates 20 described above. The impurity agglomerating frame 30 collects the purifying agent containing the impurities which have not passed through the screen plate 20 in the form of sludge. The impurity agglomerating frame 30 is formed as a ring-shaped frame in which a hollow space 31 is formed as a whole do.

An inlet pipe 33 connected to the first pipe connecting port 23 of the screen plate 20 is provided on the upper side of the impurity aggregating frame 30 and a discharging hole 25a is formed on the inner lower side of the impurity aggregating frame 30 And a discharge pipe 35 connected to the second pipe connecting port 25 of the formed screen plate 20 is provided. The inflow pipe 33 is formed with an inflow hole 33a through which the waste cooking oil mixed with the cleaning agent supplied through the waste oil supply pipe 40 flows into the hollow space 31 of the impurity aggregation frame 30, respectively. The waste cooking oil mixed with the purifying agent supplied through the waste oil supply pipe 40 is supplied into the hollow space 31 of the impurity aggregation frame 30 through the inflow hole 33a of the inflow pipe 33,

On both sides of the impurity aggregating frame 30, guide projections 37 supported on the guide rails 13 of the main body 10 and slidably moved are integrally formed.

The waste oil supply pipe 40 is connected to an upper portion of the outermost screen plate 20 located at one side of the main body 10 among the plurality of screen plates 20 described above. The waste oil supply pipe 40 is formed by combining waste oil that has been previously purified by mixing a cleaning agent in advance with an embodiment of the present invention including a combination of a plurality of screen plates 20 and an impurity aggregation frame 30 for filtering processing And is connected to the first pipe connection port 23 of the screen plate 20 and the inlet pipe 33 of the impurity flocculation frame 30 connected to the first pipe connection port 23, do.

The waste oil supply pipe 40 is connected to a purification treatment tank (not shown) in which the waste cooking oil and the cleaning agent are mixed with each other and a refueling pump 80 to be described later is provided on the waste oil supply pipe 40. The purification agent used in the purification treatment of the waste cooking oil is to restore the acidity and the color of the waste cooking oil to the original state and to collect the impurities. The purification agent is already known in the field of the regeneration treatment of the waste cooking oil. Here, Is omitted.

A purifying oil discharge pipe 50 is connected to a lower portion of the outermost screen plate 20 located at one side of the body 10 among the plurality of screen plates 20 described above. The purifying oil discharge pipe 50 corresponds to a pipe through which the edible oil filtered by the filter 21 of the screen plate 20 is discharged for reuse and is connected to the second pipe connecting hole 25 of the screen plate 20 And is connected in series to a discharge pipe 35 of the impurity aggregating frame 30 to be connected.

The purifying oil discharge pipe 50 may be connected to a regenerating user main body (not shown) to be stored for reuse after regeneration processing, and an oil discharge pump (not shown) may be separately provided on the purifying oil discharge pipe 50.

On the other side of the above-described main body 10, a pressing means 60 is provided. The pressing means 60 pushes the plurality of screen plates 20 and the impurity aggregation frame 30 interposed therebetween by pushing them to one side and pressurizing or holding them in the hollow space 31 of the impurity aggregation frame 30 And may include a threaded rod that is moved back and forth by manual rotation to release the pressing force for discharging pressurized and dried impurities in the form of a cake and may include a cylinder mechanism that is expanded or contracted by supply or release of pneumatic or hydraulic pressure .

As long as it is capable of pushing and moving the plurality of screen plates 20 and the impurity aggregation frame 30 interposed therebetween on the guide rails 13 of the main body 10 in addition to the shape of the screw rod or the cylinder, It is self-evident.

The pressurizing means 60 may also be composed of a combination of primary pressurizing means in the form of a thread bar or cylinder mechanism and secondary pressurizing means in the form of a pneumatic cylinder with a manual pump.

Air supply means 70 is connected to an upper portion of the outermost screen plate 20 located on the other side of the main body 10 among the plurality of screen plates 20 described above. The air supply means 70 forcibly supplies the dry air for drying the impurities aggregated in the impurity aggregation frame 30 to the first pipe connection port 23 of the screen plate 20 and the impurity aggregation frame 30 to the inlet pipe 33. [

The air supply means 70 includes an air supply pipe 71 whose one end is connected to the upper portion of the outermost screen plate 20 located on the other side of the main body 10 among the plurality of screen plates 20, And an air supply pump (not shown) connected to the other end of the air supply pipe 71. The opening / closing valve 73 is normally closed, and the impurity is trapped in the impurity flocculating frame 30, so that the waste oil supply pipe 40 is closed, and the supply pump (not shown) It will be open only if

A fuel supply pump 80 is provided below the main body 10 described above. The oil feed pump 80 forcibly supplies the waste cooking oil mixed with the cleaning agent to the waste oil supply pipe 40, and is formed by a normal fluid pump.

A catch pan 90 is provided below the screen plate 20 and the impurity aggregation frame 30 in the main body 10 described above. The catch pan 90 accommodates impurities in the form of dried cooking oil separated from the waste cooking oil falling from the plurality of screen plates 20 and the impurity aggregation frame 30 interposed therebetween, Shape.

A safety cover 100 is provided on the upper side of the main body 10 to cover a plurality of screen plates 20 and an upper portion of the impurity aggregation frame 30 interposed therebetween.

Hereinafter, the overall operation of the cooking oil recycling apparatus according to an embodiment of the present invention will be described as follows:

First, the waste cooking oil is previously mixed with a cleaning agent in a purifying tank (not shown) and subjected to a telephone treatment.

A plurality of screen plates 20 and the impurity aggregation frame 30 interposed therebetween are moved to one side by the pressing means 60 on the guide rail 13 of the main body 10 and are pressed and adhered, The waste cooking oil mixed with the purifying agent in the purification treatment tank (not shown) is supplied through the waste oil supply pipe 40 by the operation of the waste oil supply pipe 40 and the cleaning agent supplied through the waste oil supply pipe 40 is mixed, Is introduced into the hollow space 31 of the impurity aggregating frame 30 through the first pipe connecting port 23 of the impurity aggregating frame 30 and the inflow hole 33a of the inflow pipe 33 of the impurity aggregating frame 30 connected thereto .

The edible oil purified by the purifying agent among the waste cooking oil mixed with the purifying agent in the hollow space 31 of the impurity aggregation frame 30 passes through the filter 31 of the screen plate 20, And the purified edible oil in the discharge pipe 35 is finally discharged through the purified oil discharge pipe 50 for reuse.

Impurities (including a purifying agent) which can not pass through the filter 31 of the screen plate 20 are trapped in the hollow space 31 of the impurity aggregation frame 30 among the waste cooking oil mixed with the purifying agent, Respectively.

After the purification of the edible oil is completed, the purified oil discharge pipe 50 is closed and at the same time, the drying air is supplied to the sludge-shaped impurities by the operation of the air supply means 70. By this drying air, Is dried in the form of a cake.

When the impurities are dried in the form of a cake by the supply of dry air, the pressurizing means 60 releases the pressurized and adhered state of the plurality of screen plates 20 and the impurity aggregating frame 30 interposed therebetween, The impurities dried in the form of a cake can be easily separated and discharged from the impurity aggregation frame 30.

Therefore, in the case of the cooking oil regeneration apparatus according to the embodiment of the present invention, the waste cooking oil containing the purifying agent is filtered through the combination of the plurality of screen plates 20 and the impurity aggregation frame 30 interposed therebetween, The waste edible oil can be easily recycled by discharging only the treated edible oil, and the sludge type impurities are separated from the waste cooking oil containing the cleaning agent, and are dried by pressing in the form of cake through the supply of dry air, So that it can be easily performed.

It is to be understood by those skilled in the art that the present invention may be embodied in many other forms without departing from the spirit and scope of the invention, the embodiments being exemplarily described above. It is therefore intended that the above-described embodiments be considered as illustrative rather than restrictive, and that all implementations within the scope of the appended claims and their equivalents are intended to be included within the scope of the present invention.

10: Body
11: Support leg
13: Guide rail
15: Home
20: Screen plate
21: Filter
23:
25: Second tube connector
25a: Exhaust hole
27: Guide projection
30: Impurity aggregation frame
31: hollow space
33: inlet pipe
33a: Inflow ball
35: discharge pipe
37: Guide protrusion
40: waste oil supply pipe
50:
60: purifying oil discharge pipe
70: air supply means
71: air supply pipe
73: Opening and closing valve
80: Lubrication pump
90: catch fan
100: Safety cover

Claims (7)

(10) having a guide rail (13) at an upper portion thereof;
A filter 21 installed on the guide rail 13 of the main body 10 and having a first pipe connecting hole 23 on the upper side and a discharge hole 25a on the lower side, A plurality of screen plates (20) provided with pipe connection ports (25);
A hollow space 31 is formed in the inside of the screen plate 20 and an inlet pipe 33 connected to the first pipe connecting hole 23 and having an inlet hole 33a is provided inside the screen plate 20, A plurality of impurity agglomerating frames 30 having a discharge pipe 35 connected to the second pipe connecting port 25 at a lower side thereof;
A waste oil supply pipe 40 connected to an upper portion of the outermost screen plate 20 located at one side of the main body 10 and supplied with waste cooking oil mixed with a cleaning agent;
A purifying oil discharge pipe (50) connected to a lower portion of the outermost screen plate (20) located at one side of the main body (10) and discharging edible oil filtered by the filter (21);
A pressing means (60) provided on the other side of the main body (10) to pressurize or release the screen plate (20) and the impurity aggregation frame (30) to one side; And
An air supply means 70 connected to an upper portion of the outermost screen plate 20 positioned on the other side of the main body 10 for forcibly supplying dry air for drying the impurities aggregated in the impurity flocculating frame 30 And an apparatus for regenerating the cooking oil.
The method according to claim 1,
Further comprising a refueling pump (80) provided below the main body (10) for forcibly supplying waste cooking oil mixed with a purifying agent into the refueling oil supply pipe (40).
The method according to claim 1 or 2,
Further comprising a catch pan (90) provided below the screen plate (20) and the impurity aggregation frame (30) in the main body (10).
The method according to claim 1,
And a safety cover (100) provided on the upper side of the main body (10).
The method according to claim 1,
Wherein a groove (15) for reducing a contact surface is formed on an upper surface of the guide rail (13).
The method according to claim 1,
The filter 21 is coupled to both sides of the screen plate 20 and the filter 21 is installed only on the inner side of the outermost screen plate 20 of the screen plate 20, Wherein the cooking oil is regenerated.
The method according to claim 1,
The air supply means 70 includes an air supply pipe 71 whose one end is connected to the upper portion of the outermost screen plate 20 located on the other side of the main body 10, A valve (73), and an air supply pump connected to the other end of the air supply pipe (71).

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