JP3756494B2 - Solid-liquid dewatering separator for livestock manure treatment - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention has a moisture content of about 70% at which a natural fertilization water mixed with a relatively coarse solid substance or a straw mixed with straw etc. can be satisfactorily fermented naturally. The present invention relates to a solid-liquid dewatering separator for treating livestock manure to be separated.
[0002]
[Prior art]
Conventional solid-liquid dehydration separators for livestock excreta treatment are generally solid-liquid separation devices that the applicant has previously obtained utility model registration (Registration No. 1495175). It is used for practical use.
[0003]
This solid-liquid separator is equipped with a top roller with a surface rubber, but this top roller has a plurality of axially-scratched grooves formed at equal intervals, leaving the periphery of both ends in the longitudinal direction of the outer peripheral surface of the body. It is the structure which was made .
[0004]
[Problems to be solved by the invention]
By the way, in the solid-liquid separation device provided with the top roller formed with the axial scraping groove, the solid matter is scraped in the axial direction when the manure processed product fed from the hopper is a solid matter such as short straw. It is sent to the groove and is bitten between the cylindrical screen, but if the manure processed material is manure mixed with a large amount of grass or long straw, the body without the axial groove is idle. There is a problem that manure such as long straw is slipped and cannot be bitten while being sandwiched between cylindrical screens. there were.
[0005]
The present invention has been made in view of such problems, and the object of the present invention is not only manure such as short bedding, but also manure mixed with a large amount of grass or long bedding, Solid-liquid dehydration for livestock manure treatment that can be sent well and bitten between the cylindrical screens, which can dehydrate all manure generated in dairy farming and livestock production and ensure solid-liquid separation processing It is to provide a separator.
[0006]
[Means for Solving the Problems]
For this purpose, the solid-liquid dehydration separator for livestock excrement processing according to claim 1 of the present invention is provided with a main body frame 1 with a continuous hopper 2 and a main body frame 1 that is rotatably provided in the main body frame 1 . In addition, a cylindrical screen 3 having a large number of holes 4 on the entire circumferential surface , and a movable source 8 which can be moved up and down by the amount of manure solids fed from the hopper 2 above the cylindrical screen 3. The top roller 5 with a surface rubber that is horizontally disposed in response to the rotation, and the front with a surface rubber that circumscribes the cylindrical screen 3 and is rotatably disposed in conjunction with the top roller 5. the roller 18, the top and the bottom of the roller 5, and a top pressing roller with rotatable horizontally provided surface rubber inscribed in the cylindrical screen 3 so as to sandwich the cylindrical screen 3 3, and the in the lower portion of the front roller 18, and the cylindrical screen 3 front press rollers 24 dated surface rubber rotatably horizontally provided inscribed in the cylindrical screen 3 so as to sandwich the cylindrical screen 3 the inscribed at the bottom, with respect to the rotation of the cylindrical screen 3, provided with a screen brush 27 is reversely rotatably horizontally provided by receiving the rotation of the driving source 8, and the top roller 5, in the rubber body portion 50 A plurality of axial scraping grooves 52 are formed in the axial direction leaving the peripheral edge portions 51 at both ends, and in the circumferential direction of each rubber barrel 50 where the axial scraping grooves 52 are not formed , It is characterized by a configuration in which a pair of circumferential scribing grooves 53 are formed in a C-shaped staggered arrangement.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
An embodiment of the present invention will be described together with its operation with reference to the drawings.
[0008]
FIG. 1 is a front view of an example of a solid-liquid dewatering separator for livestock manure treatment according to the present invention, FIG. 2 is a side view, and in these drawings, 1 is a main body frame and 2 is connected to the upper portion of the main body frame 1. The hopper 3 is a stainless-steel cylindrical screen that is horizontally disposed at a slightly upper position in the main body frame 1 and has a large number of small widths on its entire peripheral surface, although not particularly shown in the drawing, in order to have a maximum aperture ratio. The long holes 4 are opened in a staggered arrangement.
[0009]
Reference numeral 5 denotes a top roller with a surface rubber which can be moved up and down according to the amount of manure solids fed from the hopper 2 and is rotatably provided above the cylindrical screen 3. It forms the main part of the invention and is shown in FIGS.
[0010]
3 is a perspective view of an example of the top roller 5, FIG. 4 is an enlarged transverse sectional view of FIG. 3, FIG. 5 is a central longitudinal sectional view of FIG. 3, and FIG. FIG. 7 is an enlarged vertical cross-sectional view of a pair of circumferential scoring grooves in FIG. 3 with a part omitted.
[0011]
In these drawings, the top roller 5 is formed with a plurality of axial scoring grooves 52 in the axial direction leaving the peripheral edge portions 51 at both ends of the rubber body 50 and not having the axial scoring grooves 52 formed therein. In the circumferential direction of each rubber barrel 50, a pair of circumferential scraping grooves 53 are formed in a substantially C-shaped staggered arrangement.
[0012]
In addition, the groove angle θ of each circumferential scraping groove 53 is in the range of 40 to 60 degrees, but is preferably 45 degrees in terms of the strength of the cutting angle in the rubber body 50.
[0013]
As shown in FIG. 2, the top roller 5 includes one sprocket 7 provided on the shaft 6 and an output shaft side of the speed reducer 9 of the drive source 8 mounted and fixed on the main body frame 1. It rotates through a chain 11 suspended between the sprocket 10.
[0014]
A slide bearing 12 is slidably suspended by bearing brackets 13 and 14 at both shaft ends of the top roller 5, and a cylindrical spring case 15 having a strong spring is slidably provided on the slide bearing 12. ing.
[0015]
Further, a handle screw 16 is provided at the center on the bearing brackets 13, 14, and the pressing force of the top roller 5 can be adjusted via the spring force in the cylindrical spring case 15 by the rotation operation of the handle screw 16. In addition, the top roller 5 is adapted to move up and down depending on the amount of manure solids fed simultaneously.
[0016]
Note that tension variation occurs in the chain 11 as the top roller 5 moves up and down, but this is corrected by the tension sprocket 17.
[0017]
As shown in FIG. 2, reference numeral 18 denotes a front roller with a surface rubber, which is placed laterally in contact with the cylindrical screen 3 at a front portion of the top roller 5 with an appropriate interval. It has the same diameter as that of the top roller 5.
[0018]
The front roller 18 rotates at a constant speed with the top roller 5 via a chain 21 suspended between a sprocket 19 provided on the shaft and the other sprocket 20 of the top roller 5. .
[0019]
The front roller 18 can also adjust its pressing force in the same manner as the top roller 5, and the tension sprocket 22 also corrects the tension variation of the chain 21 due to the vertical movement.
[0020]
As shown in FIG. 2, a top 23 with a surface rubber that is inscribed in the cylindrical screen 3 so as to sandwich the cylindrical screen 3 with the top roller 5, and is rotatably disposed parallel to the top roller 5. A press roller 24 is a front press roller with a surface rubber that is inscribed in the cylindrical screen 3 so as to sandwich the cylindrical screen 3 with the front roller 18, and is provided so as to be rotatable parallel to the front roller 18.
[0021]
As shown in FIG. 1 and FIG. 2, reference numerals 25 and 26 denote flanged rollers provided in contact with the cylindrical screen 3 in order to prevent the cylindrical screen 3 from moving and coasting, and 27 is a cylinder. The screen brush is inscribed in the lower part of the screen 3 and is provided with a sprocket 28 and a sprocket 29 at its shaft end, and a sprocket provided on the intermediate shaft of one of the sprockets 28 and the bracket 30 of the speed reducer 9. A chain 32 is suspended between 31 and 31.
[0022]
The rotation of the speed reducer 9 by the drive of the drive source 8 is reversed by an intermediate shaft spur gear 34 meshing with a spur gear 33 provided on the output shaft of the speed reducer 9. Is transmitted to the screen brush 27 to prevent the cylindrical screen 3 from being clogged, and the top press via a chain 36 suspended between the other sprocket 29 of the screen brush shaft and the sprocket 35 of the top press roller 23. It is transmitted to the roller 23, and the top press roller 23 is reversely driven in accordance with the peripheral speed of the top roller 5, so that the cylindrical screen 3 does not slip.
[0023]
As shown in FIG. 2, reference numeral 37 denotes a guide plate inclined in the cylindrical screen 3, and a brush 38 is provided on the upper portion of the guide plate so as to be inscribed in the cylindrical screen 3. The sludge etc. adhering to 3 is removed, and the clogging of the cylindrical screen 3 is reliably prevented together with the action of the screen brush 27.
[0024]
The sludge or the like removed by the brush 38 falls along the guide plate 37, and the water pan provided at the lower portion of the cylindrical screen 3 is surrounded by the screen brush 27 through the narrow and long holes 4 of the cylindrical screen 3. It falls into 39 and is discharged to the outside through one discharge port 40 that does not have the blind lid 41.
[0025]
As shown in FIG. 1 and FIG. 2, 42 is a scraper provided at the front of the cylindrical screen 3 for discharging the separated solids, 43 and 44 are the protrusions of solids and the rollers. A side bracket and a resin plate for preventing the shift are provided, 45, 46 and 47 are protective covers, 48 is a caster, and 49 is a stopper.
[0026]
Next, the operation will be described.
[0027]
The livestock manure introduced from the hopper 2 is cylindrical screen 3 by the axial scraping groove 52 and the circumferential scraping groove 53 of the top roller 5 rotating through the chain 11 by the rotation of the speed reducer 9 by the driving source 8. And about 30% of the liquid content and some fine solids fall from the narrow long holes 4 of the cylindrical screen 3 to the bottom and rotate. It is dropped onto the water pan 39 by the screen brush 27 and discharged outside through the discharge port 40.
[0028]
On the other hand, the processed product compressed by the top roller 5 and the cylindrical screen 3 is further compressed by the front roller 18 and falls from the scraper 42.
[0029]
Note that the compressive force such as dung by the top roller 5 and the front roller 18 is the pressing force of the top roller 5 and the front roller 18 against the cylindrical screen 3 via the spring force in the spring case 15 by the rotation operation of the handle screw 16. Is done by adjusting.
[0030]
In this way, it is possible to separate the livestock excreta mixed with relatively coarse solids or the dung itself mixed with long bedding straw, etc. with a water content of about 70% capable of good natural fermentation. It can be used as a fertilizer for various crops and can effectively protect the environment and treat excreta.
[0031]
【The invention's effect】
Thus, according to the solid-liquid dehydration separator for livestock excrement processing according to the present invention, the plurality of axial scoring grooves 52 are formed in the axial direction while leaving the peripheral edge portions 51 of the rubber barrel 50, and In the circumferential direction of each of the rubber barrels 50 in which no axially-scratched grooves 52 are formed, a top roller 5 is provided in which a pair of circumferentially-scratched grooves 53 are formed in a substantially cross-shaped zigzag pattern. Therefore, even manure mixed with a large amount of pasture and long bedding that cannot be bitten by slip rotation as in the past can be satisfactorily bitten between the cylindrical screen 3. Thus, any manure generated in dairy and livestock can be dehydrated satisfactorily and a solid-liquid separation process can be performed.
[Brief description of the drawings]
FIG. 1 is a front view of an example of a solid / liquid dewatering separator for livestock manure treatment according to the present invention .
FIG. 2 is a side view of the above.
FIG. 3 is a perspective view of an example of a top roller.
4 is an enlarged cross-sectional view of FIG. 3. FIG.
FIG. 5 is a central longitudinal sectional view of FIG. 3;
6 is an enlarged longitudinal sectional view of a circumferential scraping groove in FIG. 3 with a part thereof omitted .
7 is an enlarged vertical cross-sectional view of a pair of circumferential scraping grooves in FIG.
[Explanation of symbols]
1 Body frame 2 Hopper 3 Cylindrical screen
4 hole 5 top roller
8 drive sources
18 front roller
23 top press roller
24 front press roller
27 Screen brush 50 Rubber barrel 51 Both ends peripheral edge 52 Axial scraping groove 53 A pair of circumferential scraping grooves

Claims (1)

A body frame (1) provided with a continuous hopper (2) ;
A cylindrical screen (3) that is rotatably arranged in the main body frame (1) and has a large number of holes (4) in the entire peripheral surface;
Above the cylindrical screen (3), and enables response up and down by the amount of manure solids fed from said hopper (2), and rotatably horizontally provided by receiving the rotation of the driving source (8) surface Top roller (5) with rubber,
A front roller (18) with a surface rubber that circumscribes the cylindrical screen (3) and that is rotatably disposed in conjunction with the top roller (5) ;
A top press roller (23) with a surface rubber, which is provided in a lower part of the top roller (5) and is rotatably provided in contact with the cylindrical screen (3) so as to sandwich the cylindrical screen (3). ,
A front press roller (24) with a surface rubber, which is provided in a lower portion of the front roller (18) and is rotatably provided in contact with the cylindrical screen (3) so as to sandwich the cylindrical screen (3). ,
The inscribed in the lower portion of the cylindrical screen (3), with respect to the rotation of the cylinder screen (3), comprising a reverse rotatable horizontally provided by screen brush receiving rotation of the drive source (8) (27),
In addition, the top roller (5) is formed with a plurality of axial scraping grooves (52) in the axial direction leaving the peripheral edge portions (51) at both ends of the rubber barrel (50), and the axial scraping grooves. In the circumferential direction of each of the rubber barrels (50 ) where (52) is not formed, a pair of circumferential scraping grooves (53) are formed in a substantially cross-shaped zigzag pattern. Solid-liquid dehydration separator for livestock manure treatment.

Images