JP2607814Y2 - Water purification promotion device - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a water purification promoting apparatus effective for water purification by being installed in a sedimentation basin, a sand basin, a river, a reservoir, a sewage pipe, and the like.

[0002]

2. Description of the Related Art For example, in a first or final settling tank, sewage flows in through an inflow conduit and is introduced through the perforations of a straightening vane. The sewage introduced into the settling basin is configured to gradually settle the sludge while flowing through the settling basin to obtain clear water. The sludge that has settled is usually collected in a pit at the bottom of the pond by a flight-type sludge attracting device that is circulated, and then pumped out of the pit.

[0003]

[Problems to be solved by the invention] By the way, until now, sludge was completely left to be settled naturally, so that sludge and clear water could not be separated efficiently, and advanced water purification was not possible. I couldn't. The present invention has been made to solve the above problems, and an object of the present invention is to provide a water purification promoting device capable of efficiently performing advanced water purification.

[0004]

In order to solve the above-mentioned problems, the device according to claim 1 is a water purification promoting device installed in a sedimentation basin equipped with an inflow port for inflowing sewage and a pit for sludge to settle. The apparatus main body is configured by arranging a plurality of plates in parallel so as to have a flow space in the front and rear so as to be separated from each other, and an inlet at one end of the apparatus main body serves as an upper end to collect sewage from the inlet. Facing the inlet to accept,
The exit at the other end is made to correspond to the pit, and the plate itself is formed by a punching plate having a large number of fine holes, and ultrasonic vibrations are generated on the surface of the punching plate. Means are deployed. The invention as set forth in claim 2 is a water purification device equipped in a settling basin having an inlet for inflowing wastewater and a pit for sludge to settle, comprising a plurality of cylindrical boxes having both ends open. In each of the boxes, one end opening faces the inflow port and the other end opening faces the downstream side and passes through the inside of the cylinder.
The axis, which is the core axis, is set in a slanting downward shape toward the downstream side, and these boxes are provided with ultrasonic vibration generating means inside and are separated from the inlet to the downstream side in the front-rear direction and vertically in a plurality of stages. It has been deployed.

[0005]

The present invention will be described in detail below with reference to the illustrated embodiments. 1 and 2 show one embodiment of the present invention.
An example is shown. In this example, 1 is a settling pond,
It is one of the first settling basin and the final settling basin, has an end wall 2 and a side wall (not shown), and has a pit 3 formed at one end of the bottom 4 of the pond. Further, an inflow culvert 5 is usually provided in the preceding stage of the settling basin 1, and the sewage flowing into the inflow basin 5 is introduced into the settling basin 1 through an inflow port 6 as shown by an arrow in FIG. . In the settling basin 1, for example, a water surface 7 as shown in the figure is formed.

By the way, in this settling basin 1, a water purification promoting apparatus 10 having a multi-layer structure shown in FIG. 2 is installed. As shown by the broken line arrow in FIG. 1, this water purification device 10 has a plurality of punching plates 11 ... These plates 11 ... Are connected by a support plate 12. A large number of ultrasonic vibration generating means (not shown) are arranged in the surface of each punching plate 11. This ultrasonic vibration generating means is configured by arranging a plurality of vertically elongated strips arranged in the width direction, but is not limited to this.

The apparatus 10 is open at the upper end as an inlet 13 and at the lower end as an outlet 14, and the apparatus 10 is constructed so that the inlet 13 receives waste water from the inflow port 6 as shown in FIG. The exit 14 is vertically fixed so that it is located on the pit 3.

Sewage that has flowed into the sedimentation basin 1 from the inflow port 5 through the inflow port 6 is introduced into the apparatus 10 through the inlet 13, where only the sludge is vibrated by the ultrasonic vibration generating means and the surface of the punching plate 11 ... Settles along. Then, the separated water is supplied to the device 10 as indicated by a dashed arrow.
Excluded outside. This water also contains scum.
Attaching the punching plates 11 to the supporting means,
The plates 11 ... themselves may be ultrasonically vibrated. Special
And punching plate 11 with many fine holes ...
The apparatus 10 is constituted, and ultrasonic vibration generating means is vertically oriented on the apparatus 10.
Since it is deployed in the etc., pantin where ultrasonic vibration is opposed
Not only the passages between
And then spread to adjacent passages to separate sludge, water and scum
To promote more. A punching press that fulfills these functions
Since the cot 11 has small holes, it is lightweight and can be assembled and installed.
Is also advantageous.

Incidentally, as an additional proposal, a sedimentation basin without pits 3 is constructed, and the apparatus 10 is installed in this, and a collecting hopper is arranged at the lower end of the apparatus 10 to settle in it. The sludge that comes in may be pumped out. Further, in the above embodiment , the apparatus 10 may be further arranged in a plurality of stages in the right direction of FIG. Further, the device 10
Although it is bent and formed, it may have a multilayered structure of a straight plate or, conversely, a multilayered structure of a bow-shaped plate.

FIG. 3 shows an additional proposed example . this
In the example , an inflow port 16 is formed in the settling basin 15 and a pit 17 is formed on the other bottom away from it, and one end of the inflow side of the multi-layered water purification device 18 faces the inflow port 16 and the pit 17 side The other end on the exit side is facing. And the same device 1
In FIG. 8, a large number of ultrasonic vibration generating means (not shown) are arranged. Further, a guide plate 19 provided with ultrasonic vibration generating means is installed in the pit 17 so as to descend obliquely, and a sludge removal conveyor 20 is installed vertically between the pit 17 and Ikegami. There is.

Waste water flows in through the inflow port 16 as shown by the arrow, and when this waste water passes through the water purification device 18, it is vibrated by the ultrasonic vibration generating means and flows along one side of the plate of the device 18, It settles and is discharged from the lower end outlet. The discharged sludge is guided to the guide plate 19, and here again, the pit 1 is smoothly and surely subjected to the vibration by the ultrasonic vibration generating means.
Guided within 7. The sludge collected in this pit 17
It is removed outside the pond by the sludge removal conveyor 20. A pump may be used instead of the conveyor 20.

FIG. 4 shows an embodiment of the present invention.
In this embodiment, a plurality of water purification devices 23 each having a square tubular shape and open at both ends are arranged in a sedimentation basin 22. The box 24 of the device 23 is opened on the left side and the right side of the drawing to form an inlet and an outlet, and these boxes 24 are provided in a plurality of rows separated from each other in the vertical direction and in a plurality of rows separated from each other in the front and rear. . When viewed from above, a plurality of them are arranged on the left and right, and ultrasonic vibration generating means is arranged on the inner surface of each of these boxes 24, particularly on the lower surface.

The sewage from the inflow port 25 flows into the respective boxes 24, where it is subjected to ultrasonic vibration by the ultrasonic vibration generating means, so that the sludge flows along the inner surface of each box 24. Settles down immediately. Sludge that is not caught in one box 24 is caught in another box 24 in which a plurality of sludges are arranged. Inflow port 25
The sewage of these, when passing through the box 24 of the first stage of FIG.
Sludge is separated by the action of ultrasonic vibration generation means
However, the one separated in the first stage is shown by the solid line.
It quickly settles down from inside the box 24. Continued second
Sewage entering the box 24 is settled in the first stage
The amount of sludge that has been reduced has been reduced.
Then, when it reaches the box 24 of the third stage
The mud content has been considerably reduced due to the gradual reduction. Obey
As shown in FIG. 3, a device having a long continuous path is
Most of the sludge from the inlet will reach the outlet.
As a result, sludge will accumulate between the routes, but Fig. 4
With the example device, these problems are greatly reduced
Sewage passing through the box 24 in the first stage of FIG.
Box 24 ... is arranged diagonally downward and
Sludge is separated and has an outlet, so sludge is not enough
Separated water including scum will flow out as shown by the broken line.
As a result, the box 24 of the second stage, the third stage ...
The amount of sewage decreases and the passing speed also decreases as it goes on.
Becomes more sensitive to the ultrasonic vibration action and the sludge and water
Separation is ensured and recovery in the pit 26 is high.
It

The water is in the boxes 24, 24 as indicated by the dashed arrows.
Through the space and through the perforations of the device 23
While the mud floats on the surface of the water , the sludge is guided into the pit 26 along a guide plate 27 obliquely provided to the pit 26. In addition, other porous ultrasonic vibration generating means 28 may be arranged in a plurality of stages at intervals at the inflow port 25. The means 28 promotes sedimentation before entering the water purification device 23. It Although sludge tends to be solidified in the pit 26, ultrasonic vibration generating means 29 may be provided at the bottom corner of the pit 26 to prevent this. If the ultrasonic vibration generating means 29 has a curved surface projecting upward, sludge is easily separated.

FIG. 5 shows an additional proposed example . this
The example shows an example in which the sedimentation of sludge is promoted in the inflow conduit 31. That is, the ultrasonic vibration generating means 32 ... Are arranged in a plurality of stages in the flow direction in the inflow conduit 31.
The sludge that has been promoted to settle in 2 ... is guided into the settling basin 34 through the inflow port 33 along the inclined bottom surface of the inflow conduit 31, and immediately surely flows into the pit.

FIG. 6 shows an additional proposal example. this
The example deals with the fact that the sludge settled from the wastewater 8 flowing in the pipe 37 buried in the soil may be layered and solidified. That is, the ultrasonic vibration generating means 39 is attached to the bottom surface in the pipe 37, and the vibration of the means 39 causes the solidified sludge to float and flow with the wastewater 38.

FIG. 7 shows an additional proposed example . this
The example deals with the fact that the sludge settled from the wastewater 38 flowing in the pipe 37 buried in the soil may be laminated and solidified. That is, the ultrasonic vibration generating means 39 is attached to the bottom surface in the pipe 37, and the vibration of the means 39 causes the solidified sludge to float and flow with the wastewater 38.

As shown in the same figure, an ultrasonic vibration generating means 40 is provided above the pipe 37 to apply ultrasonic vibration to the wastewater 38, and the sedimented sludge produced by the ultrasonic vibration is applied to the pipe 37. It may be configured such that it is guided into the pit 41 formed at the bottom of the and is discharged to the outside by the pump 42.

FIG. 8 shows a proposal example . In this example , an ultrasonic vibration generator is arranged on the comb-shaped scraper 45 of the dust remover, and the oil / fat and the like adhering to the scraper 45 is peeled off and treated by this means.

FIG. 9 shows a proposal example . In this example , the ultrasonic vibration generating means 4 is provided on the front side of the V notch 48 of the overflow weir 47.
9 is arranged to prevent the algae from adhering to the V notch 48.

FIG. 10 shows an additional proposal example. This
Example, as a part in FIG. 11 are illustrated, hollow weir 54 supported by the rotary shaft 53 is mounted for vertical movement through a seal 52 in front of the stationary trough 51 of the , In the scum collecting device in which the seat 54 attracts scum on the water surface by the pushing-down means, the ultrasonic vibration generating means 56 is arranged in front of the weir 54 on the water surface,
The scum is destroyed from above. Similarly, an ultrasonic vibration generator 57 is arranged below the surface of the water, so that the scum is sent toward the weir 54.

FIG. 11 shows a proposal example . Trough 51
In addition to the sedimentation basin on the upper side of the figure, the sedimentation basin is installed in an adjacent sedimentation basin and also in another sedimentation basin and is connected by a communication trough 60.
1 is arranged to improve the flow of scum and prevent solidification.

12 and 13 show proposed examples . In this example , the river 65 is provided with an ultrasonic vibration generating means 66 below the water surface of the river 65, and a pit 67 is formed below the ultrasonic vibration generating means 66 or slightly downstream as shown by a virtual line. Then, the ultrasonic vibration generated by the ultrasonic vibration generating means 66 causes sludges flowing in the river 65 to settle down and be guided into the pit 67, and the sludge accumulated in the pit 67 is removed by the pump 68. ing.

FIG. 14 shows a proposal example . This example
The ultrasonic vibration generating means 73 is installed at the inlet 71 and the outlet 72 of the reservoir 70. The ultrasonic vibration generating means 7
In addition to 3, the removal means such as a pump or a conveyor is attached. The ultrasonic vibration generating means 73 may be configured in multiple stages.

FIG. 15 shows an additional proposal example . This example relates to a scum / water separation device 75. In the device 75, a scum water introduction pipe 77 inserted from above into a tank 76 that is closed from above and below faces a middle level, and from a lower end outlet 78 thereof. Scum water is being drawn out. A porous cushioning material 79 such as a sponge is horizontally provided right below the pipe 77 so as to face it. When the scum water falls, the cushioning material 79 receives the scum by the cushioning effect and floats up, while the water separates and spreads radially and is guided downward. Therefore, the scum gathers upward like S and is discharged to the outside by the screw conveyor 80, while the water is discharged by the water discharging means 82 having the vertically adjustable gate 81. The ultrasonic vibration generating means 83 ... Are arranged one step below the cushioning material 79 in the scum / water separator 75. This promotes the ultrasonic vibration to levitate the scum, and positively separates the scum and water.

FIG. 16 shows a proposal example . This example
This is about the circular sedimentation pond 85.
A dirty water supply pipe 86 is provided above, and a rotary cylinder 87 is provided below the dirty water supply pipe 86 so as to be rotatable by a rotary shaft 88. Ultrasonic vibration generating means is also installed in the rotary cylinder 87 to promote sedimentation. Also,
An ultrasonic vibration generating means 91 is also installed on the lower pond bottom 90 facing the rotation of the rake 89, and sludge is configured to be guided into the central pit 92 along the pond bottom.

The rake 89 itself may be provided with an ultrasonic vibration generating means 93 to promote the sedimentation. Further, in the case of introducing sewage from the sewage inflow basin 94 on the side instead of using the pipe 86, the ultrasonic vibration generating means 95 may be installed also in the inflow basin 94.

In some cases, the ultrasonic vibration generating means may be constructed in a combined septic tank such as an oxidation ditch or a general household.

[0029]

Since the present invention is the water purification promoting device as described above, it is possible to provide the water purification promoting device capable of efficiently performing high-level water purification. In particular, the invention according to claim 1 is a water purification promoting device equipped in a sedimentation basin equipped with an inflow port for inflowing sewage and a pit for sludge to settle, wherein a plurality of plates have a flow space. Therefore, the apparatus main body is formed by arranging them in front and back with a space in parallel, and the inlet at one end of the apparatus main body is the upper end and faces the inlet to receive the waste water from the inlet, and the outlet at the other end is A water purification promoting apparatus which is adapted to correspond to the pits, and the plate itself is formed by a punching plate having a large number of fine holes, and ultrasonic vibration generating means is provided on the surface of the punching plate. Therefore, since the device is configured with a punching plate having a large number of fine holes and the ultrasonic vibration generating means is arranged in the vertical direction, the ultrasonic vibration is generated between the punching plates facing each other. Propagates to a path adjacent through fine pores not only road to further facilitate separation of the sludge, water and scum. The punching plate having such a function has fine holes and is therefore lightweight and advantageous for assembly and installation. The invention as set forth in claim 2 is a water purification device equipped in a settling basin having an inlet for inflowing wastewater and a pit for sludge to settle, comprising a plurality of cylindrical boxes having both ends open. In each of the boxes, one end opening faces the inflow port and the other end opening faces the downstream side and passes through the inside of the cylinder.
The axis, which is the core axis, is set in a slanting downward shape toward the downstream side, and these boxes are provided with ultrasonic vibration generating means inside and are separated from the inlet to the downstream side in the front-rear direction and vertically in a plurality of stages. Since it is deployed, sludge does not flow down a long route for the first time, but there is less risk that it will immediately flow down between the boxes, settle, and accumulate on the way. did
Therefore, without collecting sludge in the pit side and flowing it downstream
Become. The boxes are arranged in a downward slope and the front and back are separated.
Not only sludge but also sludge is cut off because it has an outlet.
Separated water, including cams, begins to flow out, resulting in
Amount of sewage as you go through the boxes in the 2nd and 3rd stages
Less and the passing speed becomes lower, and the ultrasonic vibration action
By receiving it more accurately, the separation of sludge and water is ensured, and
The degree of recovery into the container is high.

[Brief description of drawings]

FIG. 1 is a side sectional view of a water purification promoting device showing an embodiment of the present invention.

FIG. 2 is a perspective view showing a water purification promoting device of the embodiment.

FIG. 3 is a side sectional view of a water purification promoting device showing a proposed example.

FIG. 4 is a side sectional view of a water purification promoting device showing an embodiment of the present invention.

FIG. 5 is a plan view of a water purification promoting device showing a proposed example.

FIG. 6 is a side view of a water purification promotion device showing an additional proposal example .

FIG. 7 is a cross-sectional view of a water purification promoting device showing a proposed example.

FIG. 8 is a front view of a water purification promotion device showing a proposed example.

FIG. 9 is a perspective view of a water purification promoting device showing a proposed example.

FIG. 10 is a side sectional view of a water purification promoting device showing an additional proposed example .

FIG. 11 is a cross-sectional view of a water purification promoting device showing a proposed example.

FIG. 12 is a plan view of a water purification promoting device showing a proposed example.

13 is a side sectional view of the water purification promoting device of FIG.

FIG. 14 is a plan view of a water purification promoting device showing a proposed example.

FIG. 15 is a vertical cross-sectional view of a water purification promoting device as an additional proposed example .

FIG. 16 is a vertical cross-sectional view of a water purification promotion device showing a proposed example.

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Claims (2)

(57) [Scope of utility model registration request] 1. A water purification facilitator installed in a sedimentation basin having an inlet for inflowing wastewater and a pit for sludge to settle, wherein a plurality of plates are separated from each other in front and back so as to have a flow space. Are arranged in parallel to form an apparatus main body, and an inlet at one end of the apparatus main body becomes an upper end to face the inlet to receive dirty water from the inlet, and an outlet at the other end corresponds to the pit. And the plate itself is provided with a large number of fine holes.
The water purification promoting device formed by the above, and the ultrasonic vibration generating means is provided on the surface of the punching plate. 2. A water purification apparatus equipped in a settling basin having an inlet for inflowing wastewater and a pit for sludge to settle, comprising a plurality of cylindrical boxes having both ends open, Each of which has one end opening facing the inflow port and the other end opening facing the downstream side and passing through the inside of the cylinder.
The axis, which is the core axis, is set in a slanting downward shape toward the downstream side, and these boxes are provided with ultrasonic vibration generating means inside and are separated from the inlet to the downstream side in the front-rear direction and vertically in a plurality of stages. A water purification promotion device that has been deployed.