JP3663384B2 - Fermentation decomposition equipment - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a fermentation decomposition treatment apparatus equipped with a fermentation decomposition tank for fermenting and decomposing an input mainly composed of organic substances such as excess sludge, and in particular, uniform the input so as to cover the entire surface of a large-scale fermentation decomposition tank. It is related with the fermentation decomposition processing apparatus provided with the dispersion | spreading means which can be spread | dispersed in a compact and can be comprised compactly.
[0002]
[Prior art]
Fermentative decomposition treatment equipment equipped with a fermentation decomposition tank for fermentative decomposition treatment of inputs mainly composed of organic matter such as excess sludge is a fermentative decomposition action by a fungus bed member planted with a target product to be fermentatively decomposed and aerobic soil bacteria A member etc. is thrown into a fermentation decomposition tank, and the target object is fermented and decomposed by the action of the aerobic soil fungus.
[0003]
In order to put the target processed product into the fermentation cracking tank, generally, the target product is dropped or pushed into the fermentation cracking tank by a bulldozer or a shovel car at a charging portion provided at one end of the fermentation cracking tank. The target object newly introduced into this charging part is periodically stirred by a stirrer or the like, and is subjected to fermentation decomposition treatment over a certain period in the fermentation decomposition tank, or toward the other end side of the fermentation decomposition tank. Then, it is fermented and decomposed while being sequentially transferred.
[0004]
[Problems to be solved by the invention]
However, in a large-scale fermentation decomposition tank that efficiently processes a large amount of objects, it is necessary to perform the fermentation decomposition process uniformly at high speed throughout the fermentation decomposition tank. To that end, development of spraying means that can uniformly spread the input over the entire surface of a large-scale fermentation decomposition tank and can be configured compactly without requiring an installation area is awaited. .
[0005]
An object of the present invention is to provide a fermentation decomposition treatment apparatus including a dispersion means that can uniformly disperse an input so as to cover the entire surface of a large-scale fermentation decomposition tank and can be configured compactly. is there.
[0006]
[Means for Solving the Problems]
In order to solve the above problems, the invention according to claim 1, organic matter and fermentation decomposition tank for fermentation decomposing undergoing inserted things to be processed whose main, turned of fermentation decomposition tank in and the fermentation decomposition member and agitation means to promote fermentation decomposition treatment by mixing and stirring the fermentation decomposition treating apparatus consisting of,
Above the fermentation cracking tank , there is a spraying carriage that can move forward and backward by receiving the input, and this carriage has a lateral transfer mechanism in which the feed direction is the width direction of the carriage and the running of the carriage. comprising a line direction of the discharge mechanism, the lateral transfer mechanism installed in a position immediately above the ejection mechanism supplied to from the discharge mechanism transverse transfer mechanism poured of carriage, and the horizontal transfer mechanism for transferring in opposite directions comprises two lateral transport member, the distance between two transverse transfer members, the horizontal transfer is the turned object is in proximity to the transfer can range from one another are arranged, the discharge mechanism, a pushing member of the traveling line direction A fermentative decomposition treatment apparatus is configured by arranging a plurality over the entire width of the carriage and forming a discharge outlet for the input at the front end side of each extrusion member .
[0007]
Fermentable decomposition treatment device, we transfer the received inserted things by the transverse transfer mechanism in the width direction of the truck. Now Ru not operate the discharge mechanism, inserted things is deposited on the diffusion dropped has been fermented decomposition tank over truck full width from the discharge port through the pusher member in which a plurality arranged over the entire width of the truck.
Therefore, it is possible to spread the projected container fermentation decomposition tank at a range of travel sections of the construction width and truck discharging mechanism by the base vehicle.
[0008]
Further, the input object is even when partially deposited, by two horizontal transfer member to reverse feeding, so inserted things is uniformly distributed over the width direction of the truck, and the charged was more disposed over the entire width of the carriage It can supply uniformly to each extrusion member, and an input can be spread | dispersed uniformly toward a fermentation decomposition | disassembly tank from a discharge port through this extrusion member.
[0009]
The invention which concerns on Claim 2 comprises the fermentation decomposition processing apparatus by the said trolley | bogie being provided with the said stirring means.
Since the said fermentation decomposition processing apparatus can be comprised combining a spraying apparatus and a stirring means with one trolley | bogie, a fermentation decomposition processing apparatus can be comprised compactly.
[0010]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments specifically configured based on the above technical idea will be described below with reference to the drawings.
[0011]
The fermentation decomposition processing apparatus according to the invention will be described. FIG. 1 is a longitudinal sectional view of the fermentation decomposition treatment apparatus according to the invention, and FIG. 2 is a plan view thereof.
1 and 2, the fermentation decomposition treatment apparatus 1 includes a substantially box-shaped fermentation decomposition tank 2 having an upper opening, and a stir-spraying carriage 3 that can travel along the longitudinal direction thereof. The fermentation decomposition tank 2 is a container for accommodating a target object mainly composed of organic substances such as excess sludge to be fermented and decomposed, a fermentation decomposition action member by a fungus bed member planted with aerobic soil fungi, and the like. The upper part is open to the whole surface and in contact with the atmosphere. Rails 4 and 4 for guiding the traveling of the carriage 3 are provided on both sides of the fermentation decomposition tank 2. In addition, above the one end side of the fermentation decomposition tank 2, a supply unit 5 by a conveying means such as a belt conveyor for supplying the input is fixedly disposed.
[0012]
Next, the cart for stirring and dispersing will be described.
FIG. 3 is an enlarged plan view of the stirrer truck shown in FIG. 2, FIG. 4 is a view taken along arrow A, FIG. 5 is a right half partial view taken along arrow B, and FIG. It is shown in FIG.
[0013]
3-5, the stirring unit of the carriage 3 includes a drive motor 7 at the upper part of the frame 3a, a cylinder 8, a stirrer 9 forming a lower stirring unit, a vertical feed auger 10, and the like. The horizontal transfer mechanism 11 that extends to both ends of the slab, a discharge mechanism 12 below the slab, and the like, respectively, constitute a stirring device and a spraying device integrally with the carriage 3.
[0014]
The drive motor 7 of the agitation unit is connected via a chain 22 from the speed reducer 21 to an intermediate support shaft 23 that is horizontally disposed below the speed reducer 21. The hanging frames 24, 24 extending downward from both ends of the intermediate support shaft 23 are pivotally supported, and the upper horizontal shaft 25 and the lower horizontal shaft 26 are configured in two stages between the both hanging frames 24, 24, and the stirrer 9, 9 is supported in a horizontal axis arrangement. The stirrer 9 is configured by keying cylindrical members each having a large number of paddle blades 9a.
[0015]
Two types of chains 27 and 28 are installed between the intermediate support shaft 23 and the upper horizontal shaft 25 and between the intermediate support shaft 23 and the lower horizontal shaft 26 along the hanging frames 24 and 24 on both sides. Thus, a drive system for the upper and lower agitators 9 and 9 is configured. Further, the longitudinal feed augers 10 and 10 and their drive motors 29 and 29 are arranged at the front and rear positions of the hanging frames 24 and 24, respectively. The longitudinal feed auger 10 and the drive motor 29 are connected by a chain coupling 30 that allows misalignment.
[0016]
Since the upper and lower stirrers 9 and 9 are rotated from the drive motor 7 through the intermediate support shaft 23 and the chains 27 and 28, the stirring unit of the carriage 3 having the above-described configuration can secure a stirring depth. Further, the vertical auger 10 is driven by the drive motor 29, thereby suppressing the running resistance acting on the drooping frames 24, 24 on both sides drooping deeply, and the upper and lower agitators 9, 9 and the left and right dripping frames 24 by the carriage 3. , 24 can be moved back and forth. By this forward / backward movement of the carriage 3, the entire fermentation decomposition tank 2 can be stirred sequentially. Therefore, the fermentation decomposition tank 2 can be configured to have a large length and depth dimension, and a large amount of a target to be processed by the large fermentation decomposition tank 2 can be efficiently fermented and decomposed by the action of aerobic soil bacteria.
[0017]
Next, a detailed configuration of the lower horizontal axis chain will be described. FIG. 7 is an enlarged front view of the lower stirrer chain, FIG. 8 is an enlarged view of the tensioner, and FIG.
[0018]
7-9, the tensioner 31 is provided in the intermediate part of the chain 28 constructed between the intermediate support shaft 23 and the lower horizontal shaft 26. The tensioner 31 is connected to two pressing members 31a and 31b that press inward from both outer sides of the chain 28, and the two pressing members 31a and 31b are swingably separated from each other at a distance necessary for the tension of the chain. As the connecting means, the connecting plates 32 and 32 are arranged in parallel. Inside the two pressing members 31a and 31b, arc portions 33 for sliding contact along the chain 28 are formed, respectively, and the guide portion 33a extends along the chain 28 at the center of the arc portion 33. To form. The connecting plates 32 and 32 are formed to have a length dimension that is smaller than the diameter dimension of the sprocket wheels 23a and 26a and is necessary for chain tension.
[0019]
The tensioner 31 having the above-described configuration is configured so as to apply tension to the chain 28 by supporting the two pressing members 31a and 31b at both ends of the connecting plates 32 and 32 so as to sandwich the chain 28 from the outside and holding the connecting plates 32 and 32 at a predetermined distance. Assemble. Specifically, when the driving force is received by the chain 28 from the intermediate support shaft 23, in the example of counterclockwise rotation, as shown in FIG. Along with the operation, the tension-side pressing member 31a ascends and the slack-side pressing member 31b descends, whereby the slack-side tension of the chain 28 is secured. Further, when the chain 28 rotates and a large tension acts on the tension side, as shown in FIG. 10B, the tension-side pressing member 31a has a circular arc portion 33 corresponding to the tension. As a result, the corresponding tension acts on the slack side through the connecting plates 32 and 32. Therefore, the tensioner 31 configured as described above allows the tensioner 31 to move up and down in accordance with the load on the chain to secure tension on the slack side and secure the winding angle of the two sprocket wheels 23a and 26a. As a result, a stirrer driving unit for the fermentation decomposition tank 2 having a large depth dimension can be easily configured.
[0020]
Next, the pulling mechanism of the stirring unit will be described. FIG. 11 shows a side view showing the configuration of the pulling mechanism of the stirring unit.
In FIG. 11, a holding frame 8a for suspending and holding the cylinder 8 is erected on the frame 3a of the carriage 3, and one end of the cylinder 8 is attached to the holding frame 8a. Further, a lifting arm 41 is projected from the hanging frame 24 below the holding frame 8a, and the other end side of the cylinder 8 is connected to the tip portion thereof. A set of agitation units constituted by the two drooping frames 24 and 24 includes cylinders 8 and 8 corresponding to the two drooping frames 24 and 24, respectively, thereby constituting a raising mechanism of the agitation unit.
[0021]
The pulling mechanism for the stirring unit having the above-described configuration causes the cylinders 8 and 8 to be shortened because the hanging frames 24 and 24 constituting the stirring unit by the stirrer 9 and the like are formed in a pendulum shape around the intermediate support shaft 23. As a result, a rotational moment about the intermediate support shaft 23 acts on the hanging frames 24, 24 via the lifting arm 41. As a result, the stirring unit can be lifted up to a position near the frame 3a of the carriage 3 as shown in the side view of the pulled-up state in FIG. Therefore, the stirring unit suspended in the fermentation cracking tank 2 having a large depth dimension can maintain the stirrer 9, the longitudinal feed auger 10, the chains 27, 28, etc. by this pulling operation regardless of the place and time. It can be performed.
[0022]
Next, the scattering unit of the carriage will be described in detail. FIG. 13 is a plan view of the spraying portion of the carriage, and FIGS. 14 and 15 are views as seen from the direction E and the direction F, respectively.
The horizontal transfer mechanism 11 of the spraying unit drives the horizontal transfer members 11a and 11b by two spiral shafts extending to both side ends of the carriage 3 with a chain 51, and diffuses the one horizontal transfer member 11b through the chain 52a. The motor 52 is connected. The two lateral transfer members 11a and 11b are formed so that the twisting directions are opposite to each other, so that when the diffusion motor 52 is driven, the received input is fed to both sides of the carriage 3. The discharge mechanism 12 is a discharge member 12 by a spiral shaft that is sent out in the traveling direction of the carriage 3 below the horizontal transfer mechanism 11.
a are configured in parallel. Each pushing member 12a faces a discharge port 53 formed on the front end side, and is connected to the worm shaft 54 on the rear end side via a worm mechanism 54a. The worm shaft 54 is connected to the discharging motor 55 via a chain 55a.
[0023]
The spraying unit having the above configuration operates the horizontal transfer mechanism 11 after moving the carriage 3 directly below the pit 5a of the supply unit 5 that is fixedly disposed when receiving the input. Upon receiving the inserted things from above, is inserted things on the transverse transfer mechanism 11 is deposited sequentially transferred to the extrusion member 12 a lateral by two transverse transfer members 11a, 11b when they are deposited further inserted things It covers the entire width of the carriage 3. By operating the discharging mechanism 12 while traveling carriage 3 in this state, projecting container is pushed out all at once for the entire width of the truck from the outlet 53 of the distal end side through the respective pusher member 12a. Therefore, the input received from the supply unit 5 can be uniformly dispersed over the travel range of the carriage 3. That is, in a wide range, the fermentation decomposition treatment can be performed under the same conditions.
[0024]
【The invention's effect】
The fermentation decomposition processing apparatus of the present invention has the following effects.
The fermentation decomposition treatment apparatus having the above-described configuration includes a carriage in the fermentation decomposition tank and a spraying device including a discharge mechanism and a horizontal transfer mechanism, so that the deposits accumulated on the discharge mechanism are transferred to the carriage by the horizontal transfer mechanism. After being transferred in the width direction, the input material is pushed out for the entire width of the discharge mechanism at the same time, diffused and dropped, and deposited in the fermentation decomposition tank. Therefore, it is possible to uniformly disperse the input into the fermentation cracking tank within the range of the configuration width of the discharge mechanism and the traveling section of the carriage.
[0025]
In addition, the carriage is provided with two lateral transfer members that transfer in opposite directions, and the stacked inputs are arranged close to a range where they can be delivered to each other, so even when the inputs are partially accumulated. The input material is distributed to the entire horizontal transfer unit by the two reversely transporting horizontal transfer members, so that the input material can be uniformly diffused.
[0026]
In the case where the cart is provided with the stirring means, since the spraying device and the stirring means can be configured together by one cart, the fermentation decomposition treatment apparatus can be easily configured.
[Brief description of the drawings]
1 is a longitudinal sectional view of a fermentation decomposition treatment apparatus according to the invention. FIG. 2 is a plan view of the fermentation decomposition treatment apparatus according to the invention. FIG. 3 is an enlarged plan view of the carriage shown in FIG. 2. FIG. FIG. 5 is a partial right half view taken along arrow B in FIG. 3. FIG. 6 is a cross-sectional view taken along line CC in FIG. 5. FIG. 7 is an enlarged front view of the lower stirrer chain in FIG. Fig. 9 is an enlarged view of the tensioner in Fig. 7; Fig. 9 is a view taken in the direction of arrow D in Fig. 8; Fig. 10 is a transmission state at the start of operation (a) and load operation (b) of the chain in Fig. 8; FIG. 12 is a side view showing the structure of the stirring unit lifting mechanism of FIG. 12. FIG. 12 is a side view of the stirring unit in FIG. View [Fig. 15] View taken along arrow F in Fig. 13
DESCRIPTION OF SYMBOLS 1 Fermentation decomposition processing apparatus 2 Fermentation decomposition tank 3 Carriage 3a Frame 4 Rail 5 Supply part 9 Stirrer (stirring means)
DESCRIPTION OF SYMBOLS 10 Vertical feed auger 11 Horizontal transfer mechanism 11a, 11b Horizontal transfer member 12 Discharge mechanism 12a Extrusion member 23 Intermediate support shaft 24 Drop frame 25 Upper horizontal axis 26 Lower horizontal axis 41 Lifting arm 51 Chain 52a Chain 52 Motor 52 Diffusion motor 53 Discharge 54a Worm mechanism 54 Worm shaft 55a Chain 55 Discharge motor

Claims (2)

A fermentation decomposition tank for fermenting decomposing organic matter undergoing inserted things to be processed mainly,
Stirring means for accelerating the fermentation cracking process by stirring and mixing the input in the fermentation cracking tank and the fermentation cracking action member ,
In the fermentation decomposition treatment apparatus consisting of
Above the fermentation cracking tank , it is provided with a spraying carriage that can move forward and backward in response to the supply of the input,
This carriage is provided with a lateral transfer mechanism whose feed direction is the width direction of the carriage and a discharge mechanism in the travel direction of the carriage, and this lateral transfer mechanism is installed at a position immediately above the discharge mechanism so that the input of the carriage can be transferred horizontally. Supply to the discharge mechanism,
The horizontal transfer mechanism is provided with two horizontal transfer members that transfer in opposite directions, and the distance between the two horizontal transfer members is arranged close to a range in which the horizontally transferred input can be delivered to each other. ,
The said discharge | emission mechanism arrange | positions multiple extrusion members of a running line direction over the full width of a trolley | bogie, and forms the discharge outlet of an input material in the front end side of each extrusion member, The fermentation decomposition apparatus characterized by the above-mentioned.   The fermentation decomposition apparatus according to claim 1, wherein the carriage includes the stirring means.

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