JPH07121363B2 - Raw garbage crushing equipment - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for crushing and processing raw garbage discharged from a kitchen.

[0002]

2. Description of the Related Art Conventionally, as a device for treating raw garbage and the like coming out of a kitchen, a crusher for finely crushing the raw garbage and flowing it into the sewer and a dehydrator for dehydrating the hydrated raw garbage after being crushed are integrally combined. Waste crushing equipment is used. This garbage crushing device is integrated with a crushing section for kitchen trash provided in communication with a drainage port of a sink in a kitchen and a dehydrating section for hydrated garbage provided on the side of the crushing section. The raw garbage discharged into the crushing unit is mixed with water supplied into the crushing unit to be crushed and supplied into the lower portion of the cylindrical screen provided in the dehydrating unit. By rotating the blade of the screw on the spiral provided in the screen, the water-containing garbage is conveyed above the screen, and in the course of the conveyance, the water of the garbage flows out from the small holes of the screen to the outside, The raw garbage after dehydration discharged from above is stored in the raw garbage storage box.

[0003]

However, as described above, the water-containing garbage that is conveyed upward by the rotation of the screw is pushed against the inner peripheral surface of the screen by the body of the screw and is conveyed upward. However, since the screen has a cylindrical shape, the water-containing garbage transferred upward is transferred while rotating along the inner peripheral surface of the screen. For this reason, the raw garbage discharged from the upper opening of the screen becomes a large lump containing water and is stored in the storage box for the raw garbage, and the raw garbage quickly rots in the storage box to generate a foul odor. It was also the cause.

An object of the present invention is to eliminate the above-mentioned conventional problems. That is, a screen that is housed in the dehydration unit and provided with a screw therein, has a bent portion that protrudes inward with a predetermined width at a position from the upper end to a central portion at appropriate positions at regular intervals in plan view. The outer peripheral surface of the blade portion of the screw is slidably contacted with the bent portion, and the water-containing raw dust conveyed upward from the lower part of the screen by the screw is formed on the screen in the vertical direction. The garbage crushing device that can prevent rotation at the bent portion of the container and can be dehydrated while being efficiently conveyed upward while being compressed, and can prevent the generation of a bad odor due to the decay of the garbage in the storage box. The purpose is to provide.

[0005]

In order to solve the above-mentioned problems, the present invention is provided in a crushing section for kitchen garbage provided in communication with a drainage port of a kitchen sink and on the side of the crushing section. and a dewatering section of the water-containing garbage is assembled are configured together, the garbage discharged into the flour砕部and triturated mixed with water supplied into the flour砕部, provided the dehydration portion
It is supplied into the lower part of a cylindrical screen with multiple small holes formed on its entire surface, and the blades of the screw inside this screen rotate to convey the water-containing garbage to the upper part of the screen, and during the conveyance. in, while allowing flow out to the outside water garbage from the screen of the small hole, the garbage after the dehydration discharged from above the screen, there is configured to accommodate in garbage container box, screen Lap
Center from the top edge of the screen at regular intervals
To the inside of the screen with a certain width
Protruding inward and sliding contact with the outer peripheral surface of the screw blade
A bent portion is formed .

[0006]

[Operation] Water-containing garbage sent to the bottom of the screen
It is placed on the blade of a rotating screw and conveyed upward.
And is dehydrated during the transportation process. And hydrous
When the dust reaches the center part or the upper end part of the screen, rotation is blocked by the bent part formed on the screen,
Moreover, Ru is dehydrated while being conveyed effectively upward along the bent portion of the longitudinal direction while being compressed by the garbage conveyed from below. In addition, water dewatered from water-containing garbage
Is discharged into the casing outside the screen through a small hole formed on the entire surface including the bent part of the screen and discharged to the sewer port, and the debris after dehydration is discharged from the upper opening of the screen, It is stored in a garbage container and processed.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT An embodiment of the garbage crushing apparatus according to the present invention will be described below with reference to the drawings. FIG. 1 is a vertical sectional view of an apparatus for crushing garbage according to the present invention, FIG. 2 is an exploded perspective view thereof, FIG. 3 is a side sectional view of a screen having a screw inside, and FIG. 4 is AA in FIG. Line sectional view, FIG.
FIG. 2 is a sectional view taken along line BB in FIG. As shown in FIGS. 1 and 2, this apparatus for crushing raw garbage comprises a base 1 and a crushing section 2 for trash and a dehydrating section 5 for hydrated garbage. Explaining the configuration of the raw garbage crushing unit 2, a raw garbage loading cylinder 20 is provided on the upper portion thereof, and a receiving frame 21 is provided at the upper end opening of the raw garbage loading tubular body 20, In this receiving frame 21, a rubber garbage passing member 22 that is radially cut out from the center is placed,
Dust and water are prevented from scattering during crushing.

A small crushing cylinder 24 having a notch 26a formed in the lower surface is attached to the inner peripheral surface of the lower opening of the raw trash input cylinder 20.
Inside, there are two sets of crushing tools 24, 25 each of which has an oval shape in plan view and in which openings 24a, 25a are formed in a part of the bottom surface.
It is supported and accommodated on the upper end of the drive shaft 29 a of the motor 29. A plurality of cutting projections 25b for crushing raw garbage are provided on the upper surface of the outer circumference of the crushing tool 25 so as to project inward.

An upper end opening edge of a cylinder 27 having a receiving bottom 27a for receiving the crushed garbage is integrally attached to the lower end opening edge of the garbage throwing cylinder 20. A delivery port 27b for delivering the crushed raw garbage to the dehydration section 3 side is formed in a side surface portion of the cylindrical body 27 above the receiving bottom 27a. In addition, this delivery port 27b
Is connected to one end of a delivery cylinder 28 from the outside of the cylinder 27, and the other end of the delivery cylinder 28 is connected to a flow formed in a casing 51 on the side of the dehydration section 3 for raw garbage described later. It is connected to the inlet 51c.

The motor 29 is installed below the receiving portion 27a of the cylindrical body 20.
The upper portion of the drive shaft 29a that projects further projects upward from the center of the receiving portion 27a, and the central portion of the crushing rotary plate 25 is screwed to the projecting end. Drive shaft 29
The lower part of a extends into the lower transmission case 30 and drives a chain sprocket 31 (or a pulley) protruding from the transmission case 30 into the base 1. The motor connected to the speed change case 30 does not also serve as the motor 29 of the crusher and can be used as a separate motor without causing any problem in the device.

The structure of the dehydrating section 5 for water-containing garbage will be described. A cylindrical casing 51 having a bottom plate 51a is formed.
Is installed on the upper surface of the base 1 adjacent to the motor 29, and a cylindrical case 50 is erected on the upper end of the peripheral wall forming the bottom plate 51a. On the side surface of the casing 51, a drain port 51b for draining the water after dehydration is formed together with the inflow port 51c for the water-containing garbage, and a bottom plate 51a of the casing 51 has a central portion from which the motor 29 is connected. The drive shaft 52 to which the rotation is transmitted is supported. A large circular step 51a ′ is formed at the center of the casing 51.
A screen cylinder 54 is erected upward from a ', and a screw 53 described later is located in the screen 54.

The lower end of the drive shaft 52 has the bottom plate 51.
A chain sprocket 58 (or pulley) that interlocks with the chain sprocket 31 (or pulley) is attached to the lower surface of the a.
Reference numeral 59 is a chain sprocket (or V-belt) hung between these chain sprockets 31, 58 (or pulleys).

As shown in FIGS. 1 to 3, the screw 5
3 is formed by projecting a single spiral blade portion 53b between the upper and lower sides of the outer peripheral surface of the body portion 53a. The diameter of the upper blade portion 53b 'constituting the blade portion 53b is substantially equal to the inner peripheral surface of the screen 54, while the outer peripheral surface of the lower blade portion 53b "constituting the blade portion 53b is constant. Metal pins 60 ... Are projected at various places at every interval so as to drop off the raw dust that tends to be attached to the lower inner surface of the screen.

As shown in FIGS. 1 to 5, a small hole 5 is formed on the entire surface of the screen 54 to discharge water of water-containing garbage.
4c ... Is formed, and an opening 54a for taking in garbage is formed at one place on the lower part of the side surface of the screen 54c. A folded curved surface 54b having a width of about 1 cm and slightly protruding inward is formed in the vertical direction from the upper end of the screen 54 to the central portion. The small hole 5
.. are also formed on the entire surface of the bent curved surface 54b, and the upper blade portion 5 of the blade portion 53b of the screw 53 is formed.
The outer peripheral surface of 3b 'rotates so as to make circumferential contact with the bent curved surface 54b, while the tip end of the 60 ... Is slidably contacted with the lower inner surface of the screen 54 for rotation.

A base portion 66b of a screw cap 66 is fitted in and screwed into the upper end opening of the screw 53, and a side surface of the screw cap 66 is provided with a side portion of a stirring blade 66a for garbage. It is formed so as to project in one direction. Also, the base portion 6 of the screw cap 66
An inverted frusto-conical feed-out member 62 for the garbage which has a circular shape in a plan view and has a sloping surface 62a diverging from the lower end to the upper end is fitted to the upper portion of 6b. A part of the member 62 is exposed from the upper end of the screen 54. To this end, the upper inner peripheral surface of the screen 54 and the feeding resistance member 6
The gap between the two is smaller than the gap below.

Further, as shown in FIG. 1, the upper edge of the screen 54 has a diameter substantially the same as that of the screen 54 and is discharged in an arc shape from an upper side to an oblique lower side. One lower end edge of the pipe 64 is in contact with the surface. A deodorant cylinder 65 is attached to the side surface of the case 50 as needed, and a vinyl pipe 65 is provided between the upper end jet port of the deodorant cylinder 67 and the vicinity of the outlet of the discharge pipe 64. It is equipped.

The steps of processing raw garbage by the raw garbage crushing apparatus thus constructed will be described step by step.
The garbage discharged from the kitchen sink together with the rotation of the motor 29 and the water supplied from the mouth of the sink together with the crushing unit 2
It is sent to the inside of the small cylinder 24 for crushing. The hydrated raw garbage thus sent is crushed by the crushing tool 25 rotated by the motor 29 in the crushing small cylinder 24, and the hydrated raw garbage is crushed together with water from the raw garbage delivery port 27b. The water sent from the inside of the casing 51 on the dehydration section 3 side into the lower part of the screen 54 through the delivery cylinder 28, and the water remaining after crushing is discharged from the drain port 51b of the casing 51 to the external sewer port.

The water-containing raw garbage thus sent to the lower portion of the screen 54 is placed on the lower blade portion 53b "which constitutes the blade portion 53b of the screw 53 as the screw 53 rotates, and is thus transferred to the screen 54. In the course of this transportation, the bent portion 54 protruding inward with a predetermined width is provided at a position from the upper end to the central portion of the screen 54 at appropriate intervals in plan view.
Since b ... is formed, the water-containing raw garbage hits the side surfaces of the bent portions 54b ... and stays there. In addition, since the water-containing garbage that is subsequently conveyed from below is conveyed to this accumulation location, the accumulated water-containing garbage is
The side surfaces of the bent curved surfaces 54b are compressed and dehydrated while being prevented from rotating, and the water of the garbage is the small holes 5 of the screen 54.
It flows out from 4b.

Through this process, the garbage is efficiently conveyed to the upper part of the screen 54, and the water flowing out from the small hole 54c of the screen 54 into the casing 51 is discharged from the drainage port 51b of the casing 51 into the external sewer port. Is discharged to. On the other hand, the dehydrated garbage is screen 54
Is discharged from the inside of the upper opening, is stirred by the stirring blades 66a of the screw cap 66 above it, and is discharged from the discharge pipe 64 to be stored in an external garbage storage box (not shown) for processing.

[0020]

According to the present invention described above,
Since sufficiently dehydrated in developing for conveying the garbage upward the screen, in <br/> accommodating box as well as reducing the number of times of discard garbage contained in garbage volume Decrease to the accommodation box to be discharged It is possible to prevent the generation of offensive odor due to the decay of raw garbage. Moreover, the water content of raw garbage can be
Including drainage to the outside from multiple small holes provided on the entire surface
To reduce the amount of water remaining in the screen,
Water that has been dehydrated near the top of the table is absorbed again by the subsequent garbage.
Be sure to prevent the reduction of dehydration effect due to
You can

[Brief description of drawings]

FIG. 1 is a vertical sectional view of an apparatus for crushing garbage according to the present invention.

FIG. 2 is an exploded perspective view of the same.

FIG. 3 is a side sectional view of a screen having a screw inside.

4 is a sectional view taken along the line AA in FIG.

5 is a sectional view taken along line BB in FIG.

[Explanation of symbols]

 53 screw 53b blade part 54 screen 54b bent part 54c small hole

Claims (1)

[Claims] 1. A crushing section for raw garbage provided in communication with a drainage port of a sink in a kitchen and a dehydrating section for hydrated raw garbage provided on the side of the crushing section are assembled and integrated. The lower part of the cylindrical screen, which is provided in the dehydration section and has a plurality of small holes formed in the dehydration section, by crushing the raw garbage discharged into the crushing section by mixing it with water supplied into the crushing section. It is supplied to the inside of the screen, and the blades of the screw provided in the screen rotate to convey the water-containing garbage to the upper side of the screen.During the conveyance, the water of the garbage flows out from the small holes of the screen to the outside. On the other hand, the raw garbage after dehydration discharged from above the screen, a raw garbage crushing device configured to be stored in a raw garbage storage box, at appropriate positions at regular intervals in the circumferential direction of the screen, The above
It extends from the top of the clean to the center and has a specified width.
With the screw protruding inside the screen
An apparatus for crushing garbage according to claim 1, wherein a bent portion that is in sliding contact with the outer peripheral surface of the blade portion is formed .