KR102355025B1 - Large-capacity Treatment Device for Decomposition of Livestock Manure, Animal and Plant Residues, Food Waste, Sewage Sludge - Google Patents

Abstract

The present invention relates to a large-capacity treatment device for decomposition of livestock manure, animal and plant residues, food wastes and sewage sludge, which can stir a large amount of target objects at once by increasing the torque rotating a stirrer and prevent the load acting on the stirrer. To this end, the large-capacity treatment device for decomposition of livestock manure, animal and plant residues, food wastes and sewage sludge, according to the present invention, comprises: an external housing; an inner housing; a stirring unit installed in the inner housing to stir a target object by rotation; a driving unit installed on an inner side of the external housing to rotate the stirring unit; a heating unit installed on a lower surface of the inner housing to heat the target object accommodated in the inner housing; an air supply unit for supplying air into the inner housing; and a controller installed on one side of the external housing to control the operation of the driving unit, the heating unit, and the air supply unit. The stirring unit includes: a rotating shaft installed to horizontally cross the inner housing; and a plurality of stirring blades installed on the rotating shaft.

Description

Large-capacity Treatment Device for Decomposition of Livestock Manure, Animal and Plant Residues, Food Waste, Sewage Sludge

The present invention relates to a large-capacity treatment device for decomposing and destroying livestock manure, animal and plant residues, food waste or sewage sludge, and more particularly, by using microorganisms to treat target objects such as livestock manure, animal and plant remains, food waste, and sewage sludge. It relates to a large-capacity treatment device for decomposing and decomposing livestock manure, animal and plant residues, food waste or sewage sludge.

In recent years, environmental problems caused by food waste, livestock manure, animal and plant residues, sewage sludge, etc. (hereinafter collectively referred to as 'objects to be treated') and the problem of treatment space have been highlighted, and the development of various devices to reduce these objects has been active. As a prior art for this purpose, a stirring and drying device for a manure treatment system of Patent Publication No. 2017-0085795 (hereinafter referred to as 'patent document') is disclosed.

The stirring and drying device for the excreta treatment system disclosed in the above patent document is provided with a supply port for receiving manure by falling freely at the upper portion, and a discharge port configured to discharge the manure to the inlet at the lower portion, and has an accommodation space for accommodating the manure, a body fixed to the inlet to be connected to the discharge port, a supply opening/closing valve disposed at the supply port of the body to open and closing the supply port, and a discharge opening/closing valve disposed at the discharge port of the body to open and close the discharge port; and a manure supply control means configured to control the supply on/off valve and the discharge on/off valve to close the discharge port when the supply port is opened and to open and drive the discharge port when the supply port is closed. .

However, in the case of the conventional livestock manure drying apparatus, it is difficult to stir the livestock manure due to the high viscosity of the livestock manure.

Thereby, it is difficult to process a large amount of livestock manure at once, and as a result, there is a problem in that the time required to dry the livestock manure becomes longer.

Therefore, it is required to develop a large-capacity processing device with an improved rotational operation structure to reduce the load acting on the stirrer while increasing the torque to rotate the stirrer to stir a large amount of the object to be treated at once.

KR 10-2017-0085795 A (2017. 07. 25.) KR 10-1513420 B1 (2015. 04. 14.) KR 10-0566379 B1 (2006. 03. 24.) KR 20-0334838 Y1 (2003. 11. 21.)

The present invention has been devised to solve the problems of the conventional decomposition apparatus as described above, and the problem to be solved by the present invention is that the torque rotating the stirrer is increased to stir a large amount of the object to be treated at once. It is to provide a large-capacity treatment device for decomposing and destroying livestock manure, animal and plant residues, food waste or sewage sludge that can prevent the load acting on the agitator.

A large-capacity treatment device for decomposing and destroying livestock manure, animal and plant residues, food waste or sewage sludge according to the present invention for solving the above problems includes: an outer housing made of a rectangular frame structure having a predetermined size; an inner housing having an upper part opened while being installed inside the outer housing to accommodate a target object and microorganisms therein; a stirring unit installed in the inner housing to stir the object to be treated by rotation; a driving unit installed on one inner side of the outer housing to rotate the stirring unit; a heating unit installed on the lower surface of the inner housing to heat the target object accommodated in the inner housing; an air supply unit for supplying air into the inner housing; and a controller installed on one side of the outer housing to control the operation of the driving unit, the heating unit, and the air supply unit, wherein the stirring unit includes: a rotating shaft installed to horizontally cross the inner housing; It is characterized in that it comprises a plurality of stirring blades installed on the rotating shaft.

And the present invention is a driving motor in which the driving unit is installed on one side of the inner housing and a driving gear is installed on a rotating shaft; While being installed on one side of the inner housing, a first driven gear connected to the driving gear and a first chain is provided on one side, and a second driven gear having a relatively smaller diameter than the first driven gear is installed on the other side. reducer; and a third driven gear installed on the rotating shaft of the stirring unit and connected to the second driven gear through a second chain, wherein the first driven gear is formed relatively large compared to the diameter of the driving gear, , the second driven gear is formed to be relatively small compared to the diameter of the first driven gear, the third driven gear is formed to be relatively large compared to the diameter of the second driven gear, the reducer, A plurality of gears are installed between the input shaft to which the first driven gear is connected and the output shaft to which the second driven gear is connected, so that the rotation speed input through the input shaft is reduced to a predetermined gear ratio and transmitted to the output shaft, , it is further characterized in that it is configured to be reduced in three steps through a gear ratio of the driving gear and the first driven gear, an input shaft and an output shaft of the reduction gear, and a gear ratio between the second driven gear and the third driven gear.

In addition, the heating unit of the present invention is a heating chamber of a predetermined size respectively installed on both sides of the bottom surface of the inner housing; and an electric heater of a predetermined length installed inside the heating chamber, wherein a predetermined amount of thermal oil is stored in the heating chamber and configured to be heated through the electric heater.

In addition, the present invention is characterized in that the air supply unit is composed of a blower.

And the present invention is further characterized in that a footrest having a predetermined width is installed on both sides of the inner housing on the upper surface of the outer housing.

According to the present invention, a plurality of gears having different diameters are interlocked through a connection means such as a chain and a belt, of which one gear is connected to the rotation shaft of the driving motor, and the other gear is connected to the rotation shaft of the stirring unit to rotate Instead of the speed being decelerated, the torque is increased, which has the advantage of smoothly stirring the object to be treated with high viscosity.

In addition, when the drive unit is configured to rotate the rotating body through the lifting operation of the first and second cylinder units, the torque for rotating the rotating shaft is greatly increased because the rotating shaft of the stirring unit is rotated, and through this, a large amount of Even if the object to be treated is accommodated in the inner housing, the rotation shaft is relatively easily rotated, and thus the object to be treated can be easily stirred.

1 is a front view showing an example of a large-capacity treatment device for decomposing livestock manure, animal and plant residues, food waste or sewage sludge according to the present invention.
Figure 2 is a view showing the inside of Figure 1;
Fig. 3 is a plan view of Fig. 1;
4 is a view showing an example of an inner housing according to the present invention.
5 is a view showing an example of a drive unit according to the present invention.
6 to 9 are views showing an example in which the driving unit according to the present invention is operated.
10 and 11 are views showing another embodiment of the drive unit according to the present invention.

Hereinafter, a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

The present invention is for decomposing and destroying livestock manure, animal and plant residues, food waste or sewage sludge, which can stir a large amount of target objects at once by increasing the torque to rotate the stirrer and prevent the load acting on the stirrer It is intended to provide a large-capacity processing device, and the present invention provides an outer housing 10, an inner housing 20, a stirring unit 30, a driving unit 40, and a heating unit as shown in FIGS. 1 and 2 ( 50 ), an air supply unit 60 and a controller 70 .

The outer housing 10 is formed by assembling a rectangular structure having a predetermined size through a section steel having a "ㅁ", "C", and "H" cross-sectional shape, and this outer housing 10 forms the structure As shown in FIGS. 1 and 2 to surround the frame, an inner housing 20, a stirring unit 30, a driving unit 40, a heating unit 50 and It is configured to prevent the air supply unit 60 from being exposed to the outside and to prevent damage due to external force.

At this time, a door (not shown) of a predetermined size is installed on one side where the driving unit 40 is installed, and the driving unit 40 installed inside the outer housing 10 through this door can be easily checked as needed. be able to

In addition, on the upper surface of the outer housing 10, as shown in FIG. 3, a footrest 11 having a predetermined width on both sides with respect to the inner housing 20 is installed, and through this footrest 11, a worker can use the inner housing ( 20), you can work or check it by moving upwards.

At this time, the footrest 11 is made of a structure in which a mesh structure of a predetermined size is installed on a rectangular frame-shaped frame, and through this, the operator easily inspects the inside of the inner housing 20 including the lower side of the footrest 11 ( can be confirmed).

The inner housing 20 is installed inside the outer housing 10 and the upper part is opened to accommodate the target object and a predetermined amount of microorganisms therein. This inner housing 20 is the inner side of the outer housing 10 It is firmly fixed by welding or the like.

And the bottom of the inner housing 20 is formed in an arc shape having a predetermined diameter as shown in FIG. 4, and on the bottom of this bottom there is a drain pipe (D) for removing moisture contained in the middle part as needed. is installed, and a valve (no reference numeral) is installed in the drain pipe (D), and is manually opened and closed by a worker as needed.

In addition, a through hole (not shown) of a predetermined diameter through which the rotation shaft 31 of the stirring unit 30 to be described later is installed is formed on both sides of the inner housing 20 in the longitudinal direction.

On the other hand, an outlet (not shown) of a predetermined size is formed in the lower side of the inner housing 20, and a door (not shown) for opening and closing the outlet is installed, and the inner housing 20 through the outlet and the door It is heated from the inside of the furnace to complete decomposition and destruction by microorganisms, and some of the remaining by-products are easily discharged to the outside.

The object to be treated is supplied to the inside through the open upper surface as described above and stirred through a stirring unit 30 to be described later, and at the same time heated to an appropriate temperature for microbial activation through a heating unit 50 to be described later and maintained. The target object is decomposed and destroyed.

The stirring unit 30 is installed in the inner housing 20 to agitate the object to be treated by a rotation operation, and the stirring unit 30 is installed in the inner housing 20 as shown in FIGS. A plurality of stirring shafts 31 of a predetermined diameter installed to have a predetermined length horizontally therein, and a plurality of agitators having a predetermined length so as to be close to the inner surface of the inner housing 20 while being spaced apart from the rotation shaft 31 by a predetermined distance It includes a plurality of auxiliary stirring blades 33 disposed on the blades 32 and the stirring blades 32 and staggered angles while being installed to have a relatively short length compared to the blades 32 .

At this time, the stirring blade 32 has a predetermined length, as shown in FIG. 2 , the first and second support parts 32A and 32B that are spaced apart from each other by a predetermined distance, and the tips of the first and second support parts 32A, 32B. It consists of a wing portion (32C) of a predetermined length connecting the.

And the first and second support parts (32A, 32B) are arranged at an angle of 90 ° to each other about the rotation shaft 31, and the wing part 32C is an arc shape or It is configured to be connected diagonally, and two or more stirring blades 32 as described above are installed at different angles.

In addition, the auxiliary stirring blade 33 is installed on the rotation shaft 31 between the first and second support portions 32A and 32B, and is formed in a trapezoidal shape having a relatively wide lower (free end) side as compared to the upper portion.

When the rotating shaft 31 is rotated through the configuration of the stirring unit 30 as described above, the object to be treated at the bottom of the inner housing 20 is stirred through the stirring blade 32, and the auxiliary stirring blade 33 is Through the rotation shaft 31 and adjacent to the object to be treated is agitated, the object to be treated and the microorganism contained in the interior of the inner housing 20 is rapidly stirred as a whole.

The driving unit 40 is installed on one side of the inner side of the outer housing 10 to rotate the rotating shaft 31 of the stirring unit 30 .

In one embodiment of the driving unit 40, as shown in FIG. 5, while being positioned at one end of the rotating shaft 31 of the stirring unit 30, the left and right sides of the rotating shaft 31 are spaced apart from each other by a predetermined distance, respectively. The first and second cylinder units (41, 42) installed, the first driving part (43) installed on the first lifting rod (41A) of the first cylinder unit (41), and the second cylinder unit (42) It includes a second driving unit 44 installed on the second lifting rod 42A of the rotating body 45 and a plurality of locking protrusions 45A radially formed while being installed on the rotating shaft 31 .

And the first driving unit 43 is installed on the upper end of the first lifting rod 41A, the installation block 43A having a predetermined length vertically, and one end is rotatable through a hinge on the upper side of the installation block 43A. It includes a rotation stopper (43B) of a predetermined length to be coupled.

In addition to this, the rotation stopper 43B of the first driving unit 43 is supported so as not to be rotated through the installation block 43A in the downward direction based on the position where the hinge and the free end are horizontal, and is 90 in the upward direction. It is installed so that it can rotate within a ° range.

In addition, the second driving unit 44 is installed on the upper end of the second lifting rod 44A and has an installation block 44A having a predetermined length up and down, and one end is rotatable through a hinge on the upper side of the installation block 44A. An elastic spring of a predetermined length is fixed to the hinged one end of the rotation stopper (44B) and one end of the installation block (44A) of a predetermined length coupled to the one side, the other end is fixed to the hinged end of the rotation stopper (44B). (44C).

And the second driving unit 44's rotation stopper 44B is supported so as not to be rotated through the installation block 44A in the upward direction based on the position where the hinge and the free end are horizontal, and 90 in the downward direction. It is installed so as to be able to rotate within a ° range, and is configured to maintain the state in which the rotation catcher 44B is horizontally positioned through the elastic spring 44C.

During the lifting operation of the first lifting rod 41A through the above configuration, as shown in FIG. 6, the free end of the horizontally positioned rotary locking member 43B is raised while being caught by the locking protrusion 45A and rotates. The entire 45 is rotated, and on the contrary, during the lowering operation of the first lifting rod 41A, as shown in FIG. 7 , the free end of the rotary locking member 43B is rotated by a predetermined angle in the upward direction so that the locking protrusion ( 45A) while descending without being caught in the rotational direction of the rotating body 45 is descended.

In addition, during the lifting operation of the second lifting rod 42A, as shown in FIG. 8 , the free end of the rotation stopper 44B of the second driving unit 44 horizontally positioned through the elastic spring 44C is a blockage. It is rotated in the downward direction by the device 45A and raised while being pressed. On the contrary, during the lowering operation of the second lifting rod 42A, as shown in FIG. It is supported in a horizontal state by the installation block 44A and is lowered together with the rotating body 45 while being caught by the locking protrusion 45A to rotate the rotating body 45 .

That is, while the first and second driving units 43 and 44 are alternately lifted and lowered by the first and second cylinder units 41 and 42, the locking protrusions 45A are alternately formed on the first and second driving units 43 and 44. It is caught and lifted, whereby the rotating body 45 is rotated in one direction.

In addition, since the rotating body 45 is rotated and the rotating shaft 31 is rotated by the lifting operation of the first and second cylinder units 41 and 42, high torque is exerted instead of being rotated at a relatively low speed compared to a motor, etc. , as a result, even if the first and second cylinder units 41 and 42 are driven to stir a high-viscosity stirring object such as an object to be treated for a long time, failure due to overload does not occur easily.

On the other hand, in another embodiment of the driving unit 40', as shown in FIGS. 10 and 11, a driving motor 46 is installed on one side of the inner housing 20, and the rotation shaft of the driving motor 46 ( 46A), the driving gear G1 is installed.

In addition, a bidirectional reducer 47 is installed on one side of the driving motor 46 at a predetermined distance, and the driven gear G1 and the first chain B1 are at one end (input shaft) of the rotation shaft 47A of the reducer 47 . A first driven gear (G2) interlocked through is installed, and in this case, the first driven gear (G2) has a relatively larger diameter than that of the driving gear (G1).

In addition, the second driven gear G3 having the same diameter as the first driven gear G2 or having a relatively small diameter is installed at the other end (output shaft) of the rotation shaft 47A.

In addition, a plurality of gears are installed inside the reducer 47 to mesh with each other between the input shaft and the output shaft, so that the rotation speed of the input shaft is reduced to a predetermined gear ratio and transmitted to the output shaft.

On the other hand, at one end of the rotation shaft 31 of the stirring unit 30, a third driven gear (G4) having a relatively larger diameter than the first and second driven gears (G2, G3) is installed, and the second driven gear (G3) and The third driven gear G4 is installed to be interlocked through the second chain B2.

Through the above configuration, the rotational speed generated in the driving motor 46 is primarily reduced by the gear ratio of the driving gear G1 and the first driven gear G2 of the reducer 47 and transmitted to the reducer 47, Thereafter, it is reduced secondarily through the inner gear ratio of the reducer 47, and then reduced to the third by the gear ratio of the output shaft of the reducer 47 and the second driven gear G3 to rotate the rotating shaft 31 of the stirring unit 30 Accordingly, the rotational speed generated by the driving motor 46 is reduced to a predetermined speed over three steps, and at the same time, an appropriate torque is generated that can easily stir the target object under a high load.

The heating unit 50 is installed on the bottom surface of the inner housing 20 and heats the target object accommodated in the inner housing 20 and maintains it at an appropriate temperature for the propagation (activation) of microorganisms through this.

As shown in FIGS. 2 and 4 , the heating unit 50 includes a heating chamber 51 of a predetermined size installed to surround both sides of the bottom surface of the inner housing 20 by a predetermined width, and the heating chamber 51 . It includes an electric heater 52 of a predetermined length installed inside.

At this time, the heating chamber 51 is provided with an inlet and outlet pipe (no reference numeral) to enable supply and discharge of thermal oil.

And a predetermined amount of thermal oil is stored inside the heating chamber 51, whereby the thermal oil is heated through the electric heater 52 so that the bottom surface of the inner housing 20 is heated through the thermal oil.

In addition, a temperature sensor (S) is installed on one side of the inner housing (20), and the operation of the electric heater (52) is based on the temperature inside the inner housing (20) sensed through the temperature sensor (S). It can be configured to be controlled.

The air supply unit 60 is configured to supply air into the inner housing 20 in order to more effectively decompose and destroy the target object.

As shown in FIGS. 2 and 3, the air supply unit 60 includes a supply pipe 61 of a predetermined diameter installed along the length on one side of the bottom surface of the inner housing 20, and a predetermined interval between the supply pipe 61. It is installed and includes a nozzle part 62 of a predetermined length connected to communicate with the inside of the inner housing (20).

And a blower (B) is installed at one end of the supply pipe (61), and air is supplied into the inner housing (20) along the supply pipe (61) and the nozzle part (62) through the blower (B).

At this time, a check valve (not shown) may be installed in the nozzle part 62 so that moisture in the inner housing 20 does not flow back toward the supply pipe 61 through the nozzle part 62 .

Air is properly supplied to the target object accommodated in the inner housing 20 through the air supply unit 60 as described above, and as a result, the target object is properly supplied through the stirring unit 30 and the heating unit 50 . Activation of microorganisms is further promoted by the supplied air at the same time as heating and stirring.

The controller 70 is installed on one side of the outer housing 10 to control the operation of the driving unit 40, the heating unit 50, and the air supply unit 60, and through this controller 70, the operator As the object to be treated is heated and stirred under the set temperature condition, it is decomposed through microorganisms.

As described above, in the present invention, a plurality of gears having different diameters are interlocked through a connection means such as a chain and a belt, of which one gear is connected to the rotation shaft of the driving motor, and the other gear is connected to the rotation shaft of the stirring unit. As a result, the rotational speed is reduced, but the torque is increased, so that the object to be treated with high viscosity is smoothly stirred.

In addition, when the drive unit is configured to rotate the rotating body through the lifting operation of the first and second cylinder units, the torque for rotating the rotating shaft is greatly increased because the rotating shaft of the stirring unit is rotated, and through this, a large amount of Even if the object to be processed is accommodated in the inner housing, the rotation shaft is relatively easily rotated and the object to be processed is easily stirred.

In the above description, for convenience of explanation, reference numerals and names are given to the drawings showing preferred embodiments and configurations shown in the drawings, but this is an embodiment according to the present invention. It should not be construed as being limited, and that simple substitutions from the description of the invention into various predictable shapes and simple substitutions for the same function are within the scope of change for those skilled in the art to easily implement. It will be seen as extremely self-explanatory.

10: Outer housing 11: Footrest
20: inner housing 30: stirring unit
31: rotation shaft 32: stirring blades
32A: first support 32B: second support
32C: wings 33: auxiliary stirring blades
40, 40': drive unit 41: first cylinder unit
41A: first lifting rod 42: second cylinder unit
42A: second lifting rod 43: first driving unit
43A: installation block 43B: rotation stopper
44: second driving unit 44A: installation block
44B: rotation stopper 44C: elastic spring
45: rotating body 45A: locking projection
46: drive motor 46A: rotation shaft
47: reducer 47A: rotation shaft
50: heating unit 51: heating chamber
52: electric heater 60: air supply unit
61: supply pipe 62: nozzle unit
70: controller B: blower
B1: first chain B2: second chain
D: drain valve G1: drive gear
G2: 1st driven gear G3: 2nd driven gear
G4: Third driven gear S: Temperature sensor

Claims (5)

an outer housing 10 made of a rectangular frame structure having a predetermined size;
The inner housing 20 is installed inside the outer housing 10 and the upper part is opened to accommodate the object to be treated and the microorganisms therein;
a stirring unit 30 installed in the inner housing 20 to stir the object to be treated by rotation;
a driving unit 40 installed on one inner side of the outer housing 10 to rotate the stirring unit 30;
a heating unit (50) installed on the lower surface of the inner housing (20) to heat the target object accommodated in the inner housing (20);
an air supply unit 60 for supplying air into the inner housing 20; and
a controller 70 installed on one side of the outer housing 10 and controlling the operations of the driving unit 40 , the heating unit 50 and the air supply unit 60 ;
including,
The stirring unit 30,
a rotating shaft 31 installed to horizontally cross the inner housing 20;
a plurality of stirring blades 32 installed on the rotating shaft 31;
includes,
The driving unit 40,
first and second cylinder units (41, 42) positioned at one end of the rotary shaft (31) and installed to be spaced apart from each other by a predetermined distance on the left and right sides of the rotary shaft (31);
a first driving unit 43 installed on the first lifting rod 41A of the first cylinder unit 41;
a second driving unit 44 installed on the second lifting rod 42A of the second cylinder unit 42; and
a rotating body 45 in which a plurality of locking protrusions 45A are radially formed while being installed on the rotating shaft 31;
including,
The first driving unit 43,
an installation block 43A having a predetermined length vertically while being installed on the upper end of the first lifting rod 41A;
One end of the installation block (43A) is rotatably coupled through a hinge on the upper portion of the rotation lock (43B) of a predetermined length;
includes,
The rotation locking hole (43B) of the first driving part (43),
It is supported so as not to be rotated through the installation block 43A in the downward direction based on the position where the hinge and the free end are horizontal, and is installed so as to be rotatable within a range of 90° in the upward direction,
The second driving unit 44,
an installation block 44A having a predetermined length vertically while being installed on the upper end of the second lifting rod 42A;
One end of the installation block (44A) is rotatably coupled to the upper portion of the hinge through a rotation lock (44B) of a predetermined length; and
One end is fixed to one side of the installation block (44A), the other end is an elastic spring (44C) of a predetermined length is fixed to the hinge-coupled one end of the rotation stopper (44B);
includes,
The rotation locking port 44B of the second driving unit 44 is,
It is supported so as not to be rotated through the installation block 44A in the upward direction based on the position where the hinge and the free end are horizontal, and is installed to be rotatable within a range of 90° in the downward direction, and the elastic spring ( A large-capacity treatment device for decomposing and destroying livestock manure, animal and plant remnants, food waste or sewage sludge, characterized in that it is configured to maintain the horizontally positioned state through 44C).
delete The method according to claim 1,
The heating unit 50,
Heating chambers 51 of a predetermined size respectively installed on both sides of the bottom surface of the inner housing (20);
an electric heater 52 having a predetermined length installed inside the heating chamber 51;
including,
In the heating chamber 51,
A large-capacity treatment device for decomposing and destroying livestock manure, animal and plant residues, food waste, and sewage sludge, characterized in that a predetermined amount of thermal oil is stored and heated through the electric heater (52).
The method according to claim 1,
The air supply unit 60,
A large-capacity treatment device for decomposing and destroying livestock manure, animal and plant residues, food waste, and sewage sludge, characterized in that it consists of a blower (B).
The method according to claim 1,
On the upper surface of the outer housing 10,
A large-capacity treatment device for decomposing and destroying livestock manure, animal and plant remnants, food waste, and sewage sludge, characterized in that footrests (11) having a predetermined width are installed on both sides of the inner housing (20).

Images