JPH0713835Y2 - Liquid processing device - Google Patents

Description

[Detailed description of the device] <Industrial application field> This device treats liquids such as water and sewage, industrial wastewater, and miscellaneous wastewater related to human life and production activities (organisms such as culture, oxidation and activity). Processing in a broad sense, including reactions, hereafter "processing"
, And a liquid treatment device for obtaining a predetermined water quality.

<Conventional technology and problems> Conventionally, there have been various devices for contacting a liquid to be treated with an activator and other treatment agents to treat liquids such as sewage, industrial wastewater and sewage to obtain a predetermined water quality. Proposed and implemented.

However, most of such conventional devices simply contact the processing agent in a fixed state with the liquid flowing from the primary side to the secondary side, and the processing efficiency per unit time is low. Therefore, the applicant of the present application has proposed, prior to the present application, a liquid processing apparatus capable of improving the processing efficiency (see Japanese Patent Application No. 1-206963).

The present invention relates to an improvement of the above proposal, and an object thereof is to provide a liquid processing apparatus capable of further improving the processing efficiency.

<Means for Solving the Problems> In order to achieve the above-mentioned object, the present invention allows liquid in a double cylinder, which is divided by a double cylinder in a processing tank, to flow out of the double cylinder or to the double cylinder. A liquid transfer means for transferring the outside liquid into the double cylinder is provided, and a bubble mixing device is provided on the outlet side of the liquid transfer means.

Alternatively, as the liquid guide means for moving the liquid from the inside of the double cylinder to the outside or from the outside to the inside of the double cylinder with the rotation of the double cylinder, the end face of the double cylinder or the double cylinder is used. A blade body for introducing / deriving a liquid is provided on one of the peripheral edges of the ends.
Alternatively, a blade body for introducing the liquid provided on the side surface of the double cylinder and a slit for introducing the liquid provided inside and outside the double cylinder in the vicinity of the blade body are provided.

Further, in addition to the above means, an air diffuser is provided in the processing tank to form a liquid processing apparatus.

Further, as another means, a cylinder having both mesh-like or porous both end faces in a treatment tank in which a liquid to be treated can be introduced and discharged freely, and an active agent and other treatment agents are filled therein A rotator having a cylindrical case portion, a skirt portion that extends downward from the side surface of the case portion that defines the lower portion of the case portion, and a rotating shaft is rotatably arranged in the vertical direction, and the rotator is arranged in the processing tank. An air diffuser is arranged below the skirt portion of the liquid treatment device.

In addition to these means described above, a universal joint is provided on the rotary shaft of the rotary body above the position where the rotary body is attached to make the rotary operation of the rotary body continuous, intermittent and variable, and A plurality of liquid treatment apparatuses are arranged in one treatment tank.

<Operation> In the liquid processing apparatus configured as described above, the activator and other processing agents filled in the mesh-shaped or porous double cylinder that rotates in the liquid in the processing tank are efficiently transferred by the rotation. Good contact with liquid improves treatment efficiency. Furthermore, the liquid in the double cylinder divided by the double cylinder is moved to the outside of the double cylinder,
Alternatively, the liquid transfer means for transferring the liquid outside the double cylinder into the double cylinder circulates the liquid through the double cylinder and makes the liquid more efficiently contact with the activator and other processing agents to further improve the processing efficiency. Improve. Further, the bubbles mixed in the liquid by the bubble mixing device provided on the outlet side of the liquid transfer means promote the culture treatment of the liquid.

Further, the liquid introducing / deriving vane body serving as the liquid guiding means, or the liquid introducing vane body and the slits in the vicinity thereof allow the liquid to move in or out of the double cylinder as the double cylinder rotates. The liquid is efficiently brought into contact with the activator and other treating agents by moving the liquid through the double cylinder and circulating the liquid, thereby improving the treatment efficiency. Furthermore, the bubbles generated by the air diffuser provided in the treatment tank further increase the amount of dissolved oxygen in the tank due to the swirling flow, and accelerate the liquid culture treatment.

Further, in the liquid processing device configured as another means, bubbles generated by an air diffuser provided below the skirt portion provided in the case portion inside the tank are transferred to the outside by the skirt portion. Receive inside while preventing escape,
The liquid is passed through an upper cylindrical case portion having a skirt portion, and the bubbles are stirred to accompany the passage of the bubbles, so that the activator and other treatment agents filled in the cylindrical case portion are efficiently brought into contact with the liquid, and the treatment is performed. Improve efficiency.

In addition to the above-mentioned actions, the universal joint attached to the rotary shaft of the rotary body brings about a smooth rotary operation of the rotary body. Further, by making the rotary operation of the rotary body continuous, intermittent, and variable, further liquid operation can be achieved. Contact with the activator and other treating agents is made efficient.

Also, by arranging multiple rotating bodies in one processing tank,
More efficient and versatile liquid treatment can be realized.

<Embodiment> An embodiment of the present invention will be described below with reference to the drawings.
The same parts are designated by the same reference numerals, and duplicate description will be omitted.

FIG. 1 is a diagram showing an embodiment of the present invention. By combining a mesh-shaped or porous inner cylinder 3 and an outer cylinder 4 in a treatment tank 2 in which the liquid 1 to be treated can be introduced and discharged freely,
A rotating shaft 7 is provided on a double cylinder 6 provided with a bottom plate 5 at its lower portion to form a rotating body 8. A space between the inner cylinder 3 and the outer cylinder 4 of the double cylinder 6 is filled with an activator, a deodorant, an electromagnetic wave radiator, a contact filter and other treatment agents 9. The upper end of the rotating shaft 7 is a universal joint
It is connected via 10 to a motor unit 11 for rotationally driving the rotating body 8 installed on the upper portion of the processing tank 2. In this way, the rotating body 8 is suspended in the processing tank 2 so as to be rotatable in the vertical direction. A pump 13 as a "liquid transfer means" for transferring the liquid 12 in the double cylinder 6 to the outside of the double cylinder 6 is installed at the upper part of the processing tank 2, and its suction side 14 is in the double cylinder 6. In addition, the outlet side 15 is arranged outside the double cylinder 6. In addition, the outlet side 15 of the pump 13 has a bubble mixing device.
16 is provided and mixes air as fine bubbles with the liquid 12 sucked from the inside of the double cylinder 6 by the pump 13 and pumped out of the double cylinder 6. In addition to this, processing tank 2
An air diffuser 17 is provided in the lower part of the above, and air is mixed into the liquid 1 in the processing tank 2 as air bubbles. still,
In the figure, 18 is a rod-like stay for fixing the double cylinder 6 to the rotary shaft 7, and 19 is a steady rest provided in the lower portion of the processing tank 2 to prevent the rotary shaft 7 from swinging during rotation. is there.

In the embodiment shown in FIG. 2, a blade body 20 for introducing / deriving a liquid is provided on the upper end face 21 of the double cylinder 6 of the rotating body 8 as "liquid guiding means". The blade body 20 moves the liquid 12 from the inside of the double cylinder 6 to the outside with the forward and reverse rotation of the double cylinder 6.
Alternatively, the liquid 1 can be moved from the outside to the inside of the double cylinder 6. Incidentally, FIG. 3 shows a double cylinder 6 provided with the blade body 20.
FIG. 6 is a perspective view showing the blade body 20. Alternatively, as shown in FIGS. 4 and 5, the blade body 20 may be provided on either the outer peripheral edge 22 or the inner peripheral edge 23 of the end portion of the double cylinder 6. Also, the double cylinder 6 shown in FIGS. 3 to 5 provided with the blade body 20 may be used with its top and bottom reversed.

In the embodiment shown in FIG. 6, a blade body 24 for introducing liquid and a slit 25 are provided on the side surface 27 of the double cylinder 26 as "liquid guiding means". The blade body 24 is attached to the side surface 27 across the upper and lower ends of the double cylinder 26, and is slightly inclined in the X direction, which is the rotation direction of the double cylinder 26. The liquid introducing slit 25 penetrates the inside and outside of the double cylinder 26 in the vicinity of the blade body 24 and on the inclined side surface 27 of the blade body 24.
Are provided across the upper and lower ends of the. The blades 24 and the slits 25 introduce the liquid from the outer side to the inner side of the double cylinder 26 as the double cylinder 26 rotates in the X direction.

In the embodiment shown in FIG. 7, the liquid 1 to be treated is introduced.
In the processing tank 2 which can be freely discharged, a cylindrical case portion 31 having both mesh-like or porous both end surfaces 30 is provided.
A rotating body 33 is provided by providing a skirt portion 28 in which a side surface of a case portion 31 partitioning the lower side of the above is extended downward and a rotating shaft 32. The case portion 31 is filled with an activator and other treating agents 9. An air diffuser 17 is arranged below the skirt portion 28 in the processing tank 2. This skirt 28 is an air diffuser
The air bubbles mixed in the processing tank 2 by 17 are received inside while preventing their escape to the outside, and are guided to the upper cylindrical case portion 31. The rotor 33 does not have a bottom plate, and liquid and bubbles pass through the case 31 together with the upward flow Y generated by the rotation of the rotor 33. Incidentally, the rotating body 33
The connection with the rotation driving motor unit 11 and the suspended state are the same as those in the embodiment shown in FIG.

In the above-described embodiments, the rotating operation of the rotating bodies 8 and 33 is made continuous, intermittent, and variable in speed to enhance the processing efficiency.

In the embodiment shown in FIG. 8, a plurality of rotating bodies 8 and 33 are provided in one processing tank 34.

<Effects of the Invention> The liquid processing apparatus according to the present invention has the contents as described above, and it becomes possible to efficiently bring an activator and other processing agents into contact with a liquid to be processed, The processing efficiency can be improved. Further, when the bubble mixing device and the air diffusing device are provided, it is possible to promote the culture treatment of the liquid by mixing the bubbles into the liquid to be treated and further improve the liquid treatment efficiency. Furthermore, by disposing a plurality of rotating bodies in one processing tank, it is possible to realize more efficient and diverse liquid processing.

[Brief description of drawings]

FIG. 1 is a schematic sectional view showing an embodiment of the liquid processing apparatus according to the present invention, and FIG. 2 is a schematic sectional view corresponding to FIG. 1 showing another embodiment of the liquid processing apparatus according to the present invention. FIG. 4 is a perspective view showing a double cylinder of the embodiment shown in FIG. 2, and FIGS. 4, 5, and 6 are perspective views showing another embodiment of the double cylinder shown in FIG. 3, respectively. FIG. 7 is a schematic sectional view corresponding to FIGS. 1 and 2 showing still another embodiment of the liquid processing apparatus according to the present invention, and FIG. 8 is another example of the liquid processing apparatus according to the present invention. It is a schematic sectional drawing which shows an Example. 1, 12 ...... Liquid 2,34 …… Treatment tank 3 …… Inner cylinder 4 …… Outer cylinder 6,26 …… Double cylinder 7,32 …… Rotary shaft 8,33 …… Rotator 9 …… Treatment agent 10 …… Universal joint 13 …… Pump (liquid transfer means) 15 …… Outgoing side 16… Bubble mixing device 17 …… Air diffuser 20, 24 …… Blade body (liquid guide means) 21 …… End face 22 …… Outside Edge (edge) 23 …… Inner edge (edge) 25 …… Slit (liquid guide means) 27 …… Side 28 …… Skirt 29 …… Side 30 …… End 31 …… Case

Claims (11)

[Scope of utility model registration request] 1. A double cylinder in which a net-like or porous inner cylinder and an outer cylinder are combined in a treatment tank in which a liquid to be treated can be introduced and discharged freely, and an activator and other treating agents are filled between them. In a liquid processing apparatus in which a rotating body having a rotating shaft and a rotating shaft is rotatably arranged in a vertical direction, the liquid in the double cylinder divided by the double cylinder in the processing tank is moved to the outside of the double cylinder. , Or a liquid processing device provided with a liquid transfer means for transferring the liquid outside the double cylinder into the double cylinder. 2. The liquid processing apparatus according to claim 1, further comprising a bubble mixing device on the outlet side of the liquid transfer means. 3. The double cylinder is provided with a liquid guide means for moving the liquid from the inside of the double cylinder to the outside or from the outside to the inside of the double cylinder according to the rotation of the double cylinder. Liquid handling equipment. 4. The liquid guiding means according to claim 3, wherein a blade body for introducing and discharging the liquid is provided on either the end face of the double cylinder end portion or the peripheral edge of the double cylinder end portion. Liquid processing equipment. 5. The liquid guide means comprises a liquid introducing vane provided on the side surface of the double cylinder and a liquid introducing slit provided inside and outside the double cylinder near the blade. The liquid processing apparatus according to claim 3. 6. The liquid processing apparatus according to claim 1, wherein an air diffuser is provided in the processing tank. 7. A cylindrical case having a mesh-like or porous both end faces in a treatment tank in which a liquid to be treated can be introduced and discharged freely, and an active agent and other treatment agents are filled in the case. A liquid processing apparatus in which a rotating body having a portion, a skirt portion that extends downwardly from a side surface of the case portion that defines a lower portion of the case portion, and a rotating shaft is rotatably arranged in a vertical direction. 8. The liquid processing apparatus according to claim 7, wherein an air diffuser is arranged below the skirt portion in the processing tank. 9. The liquid treatment apparatus according to claim 1, wherein a universal joint is provided on a rotary shaft of the rotary body above a position where the rotary body is attached. 10. The liquid treatment apparatus according to claim 1, wherein the rotary operation of the rotating body is continuous, intermittent, and variable. 11. The liquid processing apparatus according to any one of claims 1 to 10, wherein a plurality of rotating bodies are arranged in one processing tank.