JP4873112B2 - Power generator - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a power generator.
[0002]
[Prior art]
For example, in a sedimentation pond, a flight is arranged in a chain that is circulated and driven to circulate in the pond. In order to drive this flight, a motor and a speed reducer are configured as a drive source.
[0003]
[Problems to be solved by the invention]
By the way, the power consumption of such a drive source has increased considerably in the long term, but there is no effective measure for this.
The present invention has been made to solve these problems, and it is an object of the present invention to provide a power generation apparatus that drives various facilities inside or outside the treatment tank by using the inflow or outflow energy of the treatment water. .
[0004]
[Means for Solving the Problems]
In order to solve the above-mentioned problem, the invention according to claim 1 is equipped with a rotating blade corresponding to a place where treated water flows in or out, and can be driven to rotate by treated water flowing in or out. This is a power generation device that obtains power generation energy from generated power.
[0005]
[Means for Solving the Problems]
In order to solve the above-mentioned problem, the invention according to claim 1 is provided with a vertical water pipe corresponding to the place where the sewage flows, and the sewage flowing from the sewage introduction pipe at the upper end of the pipe passes through the water pipe. While flowing down and flowing into the sedimentation pond through the inlet of the pond, a vertical rotating blade shaft and a rotating blade around the rotating blade shaft are provided in the water guide pipe, and the rotating blade is caused by dirty water. In the power generation apparatus in which the rotating blade shaft is driven to rotate to generate power, the rotating blades are arranged such that the upper and lower stages are separated from each other in the vertical direction, and the upper stage in the water guide pipe An upper bottom surface is provided between the lower rotating blades and a lower bottom surface is provided below the lower rotating blades. The rotating blades on the upper bottom surface are eccentrically connected to the upper portion of the water conduit. Sewage introduced The sewage from the pump is introduced into a swirling flow to rotate the rotary blade and to fall downward through a first water outlet that opens near the outer periphery of the bottom surface. In response to the sewage falling from the first water outlet, a swirl flow is generated to rotate the lower rotary blade and rotate through a second water outlet opened near the outer periphery of the bottom surface. It is configured to drop the flow and guide it to the pond inlet..
[0006]
FIG. 1 (enlarged view taken along the line II in FIG. 2) and FIG. 2 show an embodiment of the present invention. Reference numeral 1 denotes a sedimentation basin, and the sedimentation basin 1 is rectangular, on the pond bottom 2 The guide rail 3 is laid on the pond, and the sprocket 5 is rotatably provided on the sprocket shaft 4 in the pond.
[0007]
A chain 6 is stretched around the outer periphery of the sprocket 5, and a plurality of flights 7 are arranged on the chain 6.
[0008]
Of the plurality of sprockets 5..., The one on the sewage inflow side (left side in FIG. 2) is linked to rotation by another driven sprocket 8, and the sprocket 8 is a motor with a speed reducer installed on the pond. The drive source 10, the drive sprocket 11, and the drive chain 12 are rotationally driven.
[0009]
Reference numeral 14 denotes a sewage inflow part, which is formed integrally with the upstream upstream stage of the sedimentation basin 1, and the sewage that has been pumped up from the sedimentation basin so far flows into the inflow part 14 from the introduction port 15 and is opened and closed. It is introduced by opening the pond inlet 17 by a possible gate 16. Reference numeral 18 denotes a gate guide, and 19 denotes a gate opening / closing means.
[0010]
Reference numeral 21 denotes a water guide frame which is fixed in the sewage inflow portion 14 in a U-shape (may be semicircular or the like) as viewed from above. A rotary blade shaft 22 is supported and provided in the water guide frame 21 by upper and lower bearings 23, 23, and a plurality of rotary blades 24 are arranged on the outer periphery of the rotary blade shaft 22 by falling water from above. It is provided to rotate in the direction.
[0011]
The rotary blade shaft 22 is mostly cylindrical (may be a solid shaft) for blade mounting, and has a solid shaft as a transmission shaft on the upper side thereof. Reference numeral 25 denotes a power generation unit, and electricity from the power generation unit 25 is supplied for the drive source 10 via a conversion control unit 26.
[0012]
Reference numeral 27 denotes an introduction path having a bowl shape (or a cylindrical shape) having the introduction port 15 at one end, and the other end connected in communication with the upper end of the water guide frame 21. The introduction path 27 includes a front gate 28 that can be freely opened and closed.
[0013]
The rotary blades 24 are arranged as radial blades radially around the rotary blade shaft 22 at a circumferential interval, and are mainly driven to rotate on the water surface. The rotary blades 24 may be arranged in a plurality of stages in the vertical direction. A vertical tube guide 29 is fixedly provided on the outer periphery of the rotary blades 24. The guide 29 includes a guide plate 30 for guiding sewage from the introduction path 27 to the inside. Air may be introduced from any part of the flow path. Moreover, it may be configured to purify water with a magnet. This can be similarly applied to the following embodiments. Although the water guide frame 21 and the vertical tube guide 29 are separate bodies, the water guide frame 21 can be omitted by making the vertical tube guide 29 long downward. Further, the introduction path 27 may be pipe-shaped.
Since the front gate 28 can be opened and closed independently of the gate 16, maintenance of related facilities of the gate 16 can be performed in a state where the front gate 28 is closed and the inflow of sewage is stopped.
[0014]
In the embodiment shown in FIG. 3, the sewage inflow portion 32 is provided with a pond inlet 33 and a gate 34, and the whole has an elbow shape and has an inlet 35 at one upper end and a outlet 36 at the other lower end. The pipe 37 is fixed.
[0015]
In this water guide pipe 37, a front gate 38 is provided in the upper pipe portion so that it can be opened and closed, while a lower vertical pipe portion is provided with a stay 39 and a lower bearing 40, and a bent pipe portion is also provided with an upper bearing 41. . A rotary blade shaft 42 is provided via upper and lower bearings 40, 41, and rotary blades 43 are provided on the outer periphery thereof. Reference numeral 44 denotes an air supply means which may be forcibly supplied with air or supplied by suction. In the case of illustration, it shows what supplies air by suction. Reference numeral 45 denotes a power generation unit. Further, the rotary blades 42 may be arranged in a single stage, but in the illustrated case, the rotary blades 42 are arranged in a plurality of stages.
[0016]
FIG. 4 shows an embodiment of the main part of the sewage inflow portion as viewed from above. Reference numeral 47 denotes an inflow port in the pond, which is provided with a gate 49 that is guided by a gate guide 48 and adjusted to open and close up and down.
Reference numeral 50 denotes a water guide pipe, the center of which is vertically oriented, and a sewage introduction pipe 51 is connected to the upper end so as to communicate with an eccentric part.
[0017]
A rotary blade shaft 52 is passed through the water guide pipe 50 in a vertical direction by being supported by a bearing (not shown). The rotary blade shaft 52 is pipe-shaped but may be solid. In this embodiment, the rotary blades 53 are provided in two stages in the vertical direction (may be three or more levels) around the coaxial axis 52, and are provided slightly apart from each other in the vertical direction.
[0018]
In the figure, the rotary blade 53 indicated by a solid line is an upper stage, and the rotary blade 53 indicated by a broken line is a lower stage. In the water guide pipe 50, the swirl flow R in response to the sewage from the introduction pipe 51.₁And an upper bottom surface 54 is formed, and a swirl flow R₁The first water outlet 55 for dropping down the sewage is formed as an arc-shaped hole.
[0019]
Sewage from the introduction pipe 50 swirls through the upper rotary blade 53₁After being rotated, it is dropped downward from the first water outlet 55. The sewage from the first water outlet 55 swirls on the lower rotating blade 53 rotating on the lower side of the upper bottom surface 54 and on the lower bottom surface 56.₂To rotate. After that, the sewage falls into the sewage inflow portion through the second water inlet 57 opened in the lower bottom surface 56 and flows into the settling pond through the pond inflow port 47. In this way, the rotating blade shaft 52 is rotationally driven to generate power. This embodiment may be applied to other power generators.
[0020]
The rotary blade shaft 52 may be an oblique shaft. Further, the coaxial 52 may have a horizontal axis shape. Further, although the sewage introduction pipe 51 is configured to send sewage onto the upper bottom surface 54, the pipe 51 may be branched so that the sewage can be introduced also onto the lower bottom surface 56.
[0021]
In the embodiment shown in FIG. 5, power is generated from the supernatant water from the overflow weir 62 with the V notch 61 provided on the downstream side of the rectangular sedimentation basin 60. A plurality of overflow weirs 62 are arranged in parallel, and the supernatant water from these overflow weirs 62... Flows into the supernatant water introduction basin 63, which is a single first pipe 64 and second pipe. 65.
[0022]
In the first pipe 64, rotary blades 67 provided around the rotary blade shaft 66 are rotatably provided. 67... Are bearings, and these rotary blades 67 are rotationally driven by the supernatant water, whereby the rotary blade shaft 66 is rotationally driven, and the power generation unit 68 generates electric power. 4 may be driven by a swirling flow.
[0023]
FIG. 5 simultaneously shows a sludge scraping device 70 for scraping sludge accumulated on the bottom of the sedimentation basin 60 to the left in the figure and dropping it into the pit. This device 70 is equipped with a machine body 73 that can be moved forward and backward in the left-right direction as shown in the figure by a traveling roller 72 on the guide rail 71. The airframe 73 is driven forward and backward by a wire rope 74, and the figure shows a state when the state moves from a retracted state to a scraped state in which it advances. 75 is a scraper, and a plurality of scrapers are provided on the left side (not shown).
[0024]
Such a sludge scraping device 70 may also implement a power generation device in a sedimentation basin. In addition, a large number of scrapers are placed on the frame that moves forward and backward through the pond bottom, and a number of scrapers are placed along the bottom of the pond by moving the scrapers along the pond bottom with a stroke longer than the above-mentioned distance to the pit sequentially. In the sewage inflow or outflow part of the reciprocating sludge scraping device of the feeding type, the power generation device may be implemented, and the electric power from the inventive device is used to drive the sludge scraping device of each of these methods. Can be used.
[0025]
The embodiment shown in FIG. 6 is a settling pond, other treatment pond, or a general reservoir, and the like that can drain into the pond 77 from the bottom through the drain pipe 78 (or including a drain pipe constructed later). It is intended.
[0026]
In the pond 77, a water guide pipe 79 is erected so as to communicate with the drain pipe 78 so that water in the pond is introduced from above, and the rotary blades 80 in the pipe 79 are driven. Thus, the power generation unit 81 is operated. Incidentally, 82 is a through hole, and when the lever 83 on the pond is pushed down, the drainage gate 84 opens the through hole 82, whereby all the water in the pond 77 is drained. The lever system may be interlocked by a system in which rotation is converted into a vertical motion by a rotary handle.
[0027]
In the embodiment shown in FIG. 7, the water in the pond 85 is drained through the drain pipe 86 on the side of the pond, and a water guide pipe 87 is erected from the bottom surface to allow the water in the pond to be introduced from above. The power generation unit 89 is operated by driving the rotary blades 88 in the pipe 87, 90 is a through hole, and 91 is a drain gate.
[0028]
In the embodiment shown in FIGS. 8 and 9 (IX-IX cross-sectional view in FIG. 8), the sewage inflow portion (also referred to as an inflow basin) as described above is disposed upstream in the longitudinal direction of a plurality of rows of rectangular sedimentation basins 93. ) 94 and a sewage introduction port 95 is opened in the inflow portion 94.
[0029]
96 is an inlet in the pond, and a four-way connecting stand 97 is fixed in a box shape in front of the inlet 96 so as to communicate with the inlet 96, and a water guide pipe 98 is provided on the upper surface of the supporting stand 97 so as to communicate with the inside of the stand 97. The power generation unit 100 is operated by a rotary blade 99 installed and fixed therein. A gate pipe 102 that can be adjusted up and down by the control unit 101 is connected to the water guide pipe 98. When the inlet 103 of the pipe 102 corresponds to the water surface, the sewage in the sewage inflow portion 94 is swallowed. The rotary blade 99 is driven to rotate by the dirty water. The sewage enters the sedimentation basin 93 from the pond inlet 96 through the communication stand 97. In FIG. 9, reference numeral 104 denotes a seal.
In FIG. 9, the water guide pipe 98 may be connected to the vertical surface of the communication stand 97 in the shape of a bent elbow at the bottom, or the pipe 98 may be connected to the pond inlet 96 without the communication stand 97. Good. Further, the gate pipe 102 may have an upper end as an attracting port.
[0030]
The embodiment shown in FIG. 10 is provided with a horizontal partition plate 107 so as to partition the upper front side of the inflow port 106 in the sewage inflow portion 105 to the sedimentation basin, and the water guide pipe 108 is erected on the partition plate 107 and the same. A rotary blade 109 is provided in the pipe 108 to enable power generation, and a water pipe 108 is provided with a gate pipe 110 to allow introduction of sewage from the induction port 111. Note that a plurality of the devices shown in FIG. 10 may be arranged in the inlet as shown in FIG. Further, the gate pipe 110 may have an upper end as an attracting port.
[0031]
The embodiment shown in FIG. 11 is intended for a sewage inflow portion 113 that also has an inflow basin 114 and a gate 115, and is provided with a communication box 116 that goes up and down to accompany the gate 115. An elbow-shaped gate pipe 117 is provided so that the lower end communicates, and when the gate 115 is opened, the induction port 118 of the gate pipe 117 corresponds to the water surface, and when the gate 115 is closed, the induction port 118 of the gate pipe 117 is above the water surface. The relationship was such that the invitation was stopped.
[0032]
Rotating blades 119... Are provided in the gate pipe 117 so as to operate the power generation unit so as to rotate at a constant height regardless of the upper and lower sides. The gate pipe 117 is guided up and down by a roller 120, a support 121, and the like.
The pipe 117 may be attached directly to the gate 115. The gate 115, the pipe 117, or the communication box 116 may be provided with a float function so that the up and down movement can be performed lightly. The roller 120 may be provided on the support 121.
[0033]
The embodiment shown in FIG. 12 has a valve 124 and a pond inflow pipe 125 in the sewage inflow part 123, and is intended for a system in which the sewage in the inflow part 123 flows into the sedimentation pond or stops by opening and closing, An elbow-shaped water guide pipe 126 is connected upright in front of the valve 124, and an inverted conical induction port 127 is provided near the upper water surface of the water guide pipe 126, and a rotary blade 128 is rotatably mounted therein. Is. And when the valve | bulb 124 is open, sewage flows in through the induction port part 127, the rotary blade | wing 128 is driven, and the electric power generation part 129 operates.
[0034]
As shown in FIG. 13, the attracting port 127 may be elliptical when viewed from above, and a swirling flow may be created to drive the rotary blade 128. Further, the swirling flow may be promoted by the pipes 130 provided in the induction port portion 127 so as to communicate inside and outside.
[0035]
The embodiment shown in FIG. 14 is equipped with a rotating blade 133... In a horizontal axis in the rear end portion in the basin of the water flow portion 132 such as a river or various irrigation canals, with the front end opening greatly opening and gradually narrowing. The focusing tube 134 is fixedly installed. A conversion box 137 for converting the horizontal input from the first rotating shaft 135 of the rotary blade 133 to the vertical output and transmitting it to the second rotating shaft 136 is installed behind the focusing tube 134, and the second rotating shaft The power generation unit 138 can be operated freely from 136. The focusing tube 134 may be a round tube, a square tube, or an ellipse. Further, the tube 134 may be formed by bringing a plurality of pipes together and narrowing the end to one.
[0036]
15 also has a converging cylinder 141 fixedly installed in the water flow section 140, and a rotating shaft 142 is provided on the cylinder 141 in the shape of a horizontal axis, with a rotary blade 143 at the rear end of the coaxial 142 and a power generation section at the front end. 144 is provided. In particular, the power generation unit 144 is a completely watertight underwater type. The power generation unit 144 is not arranged rearward and the position is not limited. Further, the axial direction of the power generation unit 144 may be vertical or oblique. Further, in FIGS. 14 and 15, the focusing cylinder 134 or 141 may be vertically adjustable. In this case, it can be supported by parallel links.
[0037]
As an additional example, low-frequency waves are oscillated into a treatment pond such as a sedimentation basin or other places where water temporarily accumulates, and a sound such as “Become clean water” is sent for purification. May be.
[0038]
In the embodiment shown in FIG. 16, for example, drainage from a pond 146 such as a chlorination pond of a water treatment plant is poured into a sea (or river) 148 having a difference in water level through a drain pipe 147. The rotary blade 150 is provided in the pipe 149 at the bottom of the pond 146 and the power generation unit 152 is driven by the rotary shaft 151, while another radial rotary blade 153 corresponding to the outlet on the sea side of the drain pipe 147. And the other power generation unit 154 can be operated. The power generation units 152 and 154 may be configured with only one of them. Although the outlet of the drain pipe 147 is squeezed to eject water, the squeezing is not necessary. Reference numeral 155 denotes a dike.
[0039]
In the embodiment shown in FIG. 17, the water levels of the treatment ponds 156, 157... In the drinking water or sewage treatment plant are lowered stepwise, and either one of the places marked with a circle A at these stages or It shows that a power generation unit can be provided at a plurality of locations or at all locations. 160 is a river.
[0040]
The embodiment shown in FIG. 18 uses the falling water from the final stage of the terraced fields 162, 163, and 164, which also have a difference in water level, to equip the B portion in the falling water pipe 165 with a rotating blade to drive the power generation unit 166. It is a thing.
[0041]
The embodiment shown in FIG. 19 and FIG. 20, which is a sectional view taken along the line XX of FIG. 19, is an artificial water channel 167 having a plane U shape and gradually lowering the bottom as shown in the sectional view of FIG. The inside of the guide wall 168 is formed with a partition guide wall 168, and sprockets 169 and 170 are provided at one end and the other end side of the guide wall 168, respectively. A chain 171 such as a chain or a link is passed over and a large number of rotating blades 172 are arranged along the outer periphery of the chain 171.
[0042]
The chain 171 and the rotary blades 172 are circulated and stably driven in the water channel 167 by the inner roller 173 and the outer roller 174. For example, the rotary blades 172 may be float type, and the guide rail 175 Alternatively, the upper roller 176 may be attached. As a result, as shown by the arrow Y, the water guided into the water channel 167 pushes the rotary blades 172... To rotate the sprockets 169 and 170 via the chain 171. The power generation unit 200 is driven from either one or both of the sprockets 169 and 170.
Reference numeral 177 denotes an inflow / outflow guide, which is provided between the upstream end and the downstream end of the water channel 167, and the side surface on the upstream side is an oblique surface so that water hits the front side of the rotary blades 172. Therefore, it does not flow immediately downstream.
[0043]
In the embodiment shown in FIG. 20, the rotating blades 172... Are fixed to the chain 171. However, as shown in FIG. It is possible to cause the inflowing water not to leak to the outflow side by causing the water guide 181 on the upstream side to approach the rotating blade 178 that falls down while being caused to fall only in the opposite direction side.
In addition, an OD (Oxidation Ditch) having an oval shape may be provided in the water treatment plant, but if there is a surplus in the amount of inflow, a circular rotation as shown in FIG. A power generation device using blades may be configured.
[0044]
FIG. 22 shows another embodiment, in which a housing 204 is projected horizontally on the outlet side of the in-pond inlet 203 which is the outlet of the sewage inflow portion 201 and also the entrance into the sedimentation basin 202, and the left and right sides are provided in the inside thereof. A pair of rotary blades 205, 205 are supported by bearings 207 so as to be rotatable around a first rotary shaft 206. The rotary blades 205 are provided so that half of the blades are accommodated in floating dents 208 formed in a bulging shape in the housing 204 and the remaining half faces the housing 204.
[0045]
Each rotating shaft 206 may be a single shaft, and the coaxial 205 is guided to the upper side of the sedimentation basin 202 by a transmission shaft 210 passing through the shaft casing 209 and is a speed increasing gear box 211 installed on the pond. It is connected to the inner pinion.
[0046]
Reference numeral 212 denotes a dynamo (or a synchronous generator), which is converted into alternating current by an inverter control device and used as a power source for a required device from the control panel. This required apparatus is the flight type sludge scraping apparatus shown in FIG. 2 or the monorail type sludge scraping apparatus shown in FIG. You may combine a solar power generation device with this power generation device. The same applies to other embodiments.
[0047]
In FIG. 23, reference numeral 214 denotes a sewage hoisting pump, which allows sewage after sand settling to flow into the sewage inflow portion 201, and serves as an energy source for rotationally driving the rotary blade 205. On the other hand, the imaginary line 215 in FIG. 23 shows a part of the route in which the sewage pumped to a certain height by a rake pump (not shown) is naturally flowed down to various water treatment facilities set in stages. Is. The route shown in the figure shows a route for flowing from the sedimentation basin to the first sedimentation basin 202 at a lower level, and the present embodiment can be applied to such a water treatment facility. Further, for example, an aeration tank, a final sedimentation basin, and a chlorine-mixing basin are connected from the first sedimentation basin 202, but there are also slipping inflow parts before and after these. Or the said embodiment may be applied to all. The same applies to other embodiments.
[0048]
Furthermore, there is a pumping station between the sewage pipe and the sand basin, and the flow energy from the pumping station can be used for power generation. The same applies to other embodiments.
[0049]
In the embodiment shown in FIG. 24, the rotating blade 216 is supported in the housing 215 by the bearing 218 by the rotating shaft 217 which is the vertical axis (same as shown in FIG. 22), and the transmission shaft 219 is attached to the rotating shaft 217. The coaxial magnet 219 protrudes above the pond and is provided with a rotating magnet 220 at the upper end thereof. A fixed magnet 221 having a repulsive relationship with the rotating magnet 220 floats and rotates in the opposite direction. Thus, the rotary blade 216 is rotated with a minute resistance while floating the whole weight.
[0050]
In the embodiment shown in FIGS. 25 and 26, magnet type bearings 226.226 are provided at upper and lower positions of general-type bearings 225 and 225 that support rotating blades 224 that rotate within a housing 223.
[0051]
As shown in FIG. 25, the inside of the bearing 226 is composed of an inner rotating magnet 228 around the rotating shaft 227 and an outer fixed magnet 230 mounted in the bracket 229 from the wall, and both magnets 228 and 230 repel each other. Thus, the rotating blade 224 rotates easily. This embodiment is also applicable to the bearings of other embodiments. In particular, it can be configured in combination with magnets 220 and 221 shown in the upper part of FIG.
[0052]
Here, the power generation output P due to the sewage flowing into the (initial) settling basin 232 will be examined.
The sedimentation pond 232 shown here has a pond total length L = 30 m, a pond width W = 3 m, and a pond average depth H = (H₁+ H₂) /2=3.2m and content is 384m³When the water filling time into the pond is 30 minutes, the flow rate H is 384/30 = 12.6 t / min. When the size of the sewage pipe 233 is 350 A, V₁= 2.5 m / s, V₂= 0.0164 m / s, pressure head difference ΔP = P₂-P₁= 3.125 m, which is set to 3.0 m. Here, the rotating blade (propeller) efficiency η_T0.5, power generation efficiency η_GIs 0.6, the power generation output P = 9.8HQ × 0.5 × 0.6 = 1.85 KW. The apparatus shown in the bottom of the pond in FIG. 28 is a sludge scraping device. A machine equipped with a long carriage 234 with wheels 235... Is equipped with a plurality of scrapers 236. The sludge is scraped by moving forward to the pit 237 side while in a scraping posture, while the scraper 236 returns to the return direction, which is the right direction, in a horizontal return posture. These advancements and retreats are made with a wire rope (not shown).
[0053]
In this sludge scraping device, a driving motor and a speed reducer are installed on the pond and are driven forward and backward via a wire rope. The output of the driving source is sufficient to be 1.85 KW.
[0054]
In the embodiment shown in FIGS. 29 and 30, the drop communication pipe 241 provided with the swirling flow generating portion 240 that is expanded in the sewage inflow portion 239 is installed as an L-shaped one, and the swirling flow As shown in FIG. 30, sewage is guided to the generating unit 240 so as to fall on the eccentric surface to form a swirling flow. A restraining guide 242 may be provided on the surface of the swirl flow generating portion 240 so as to prevent the sewage from protruding.
[0055]
As a result, as shown in FIG. 30, a swirling flow is generated and flows down in the drop communicating pipe 241, and as shown in FIG. 29, the rotary blades 244 around the horizontal axis type rotary shaft 243 are rotationally driven. Reference numeral 245 denotes a housing, and 246 denotes an outlet. Reference numeral 247 denotes a transmission case such as a chain. Reference numeral 248 denotes a conical guide.
[0056]
In FIG. 31, the swirl flow generating part 240 itself is eccentric with respect to the drop communication pipe 241 so that the part where the sewage flows is made a wide receiving surface so as not to spill out. A suppression guide 242 may also be provided on this surface.
[0057]
In the embodiment shown in FIGS. 32 and 33, the rotating blade 252 rotates lightly by floating the core 252 of the rotating blade 251 so as to float in the outflow region.
[0058]
In FIG. 34, a float 256 is provided around the rotary shaft 255 of the rotary blade 254 so that the rotary blade 254, the rotary shaft 255, and the like can float and move easily. As in the previous embodiment, the core may be floated.
[0059]
FIG. 35 shows the rotary blade 258 itself floated. As in the above embodiment, the core may be floated, or a float may be provided around the rotation axis.
[0060]
FIG. 36 shows a case where a plurality of compact ones (dynamo) such as a bicycle power generator 260 are arranged in the circumferential direction so as to correspond to the outer periphery of the water wheel 259 in the case where the water wheel 259 is used for power generation. Is. The tip contact portion is in contact with the water wheel 259 by elastic support.
[0061]
As indicated by phantom lines in the figure, the dynamo 262 may be driven at an increased speed via a transmission material 261 such as a belt or a ya chain hung on the outer periphery of the water wheel 259.
[0062]
FIG. 37 is a circular sedimentation basin 267 in which a rotating shaft 265 is rotated by a driving source (with a speed reducer) 264 to drive a rake 266 in the pond. In the structure configured to guide sewage, a power generator unit 272 as shown in FIGS. 38 and 39 is installed in a straight pipe portion 270 and / or a curved pipe portion 271 of the sewage pipe 269 as a retrofit system for an existing pipe or newly incorporated. It is equipped as a method.
[0063]
The solid line instruction in FIG. 38 and FIG. 39 shows an example of assembly in the straight pipe part, and the virtual line shows an example of assembly in the curved pipe part.
That is, the straight pipe portion 270 and the unit 272 are coupled by the flange 273. The unit 272 is provided with a mounting portion 275 that is opposed to the bowl-shaped main body portion 274 and a vertical groove 276 is formed in the mounting portion 275.
[0064]
Reference numeral 276 denotes a rotating blade, and a rotating shaft 277 of the blade 276 is supported by a set plate 278 via a bearing 279, and the set plate 278 is attached to the main body portion 274 and the attachment portion 275 side by a fastener 280. ing. At this time, the rotating shaft 277 is set through the longitudinal groove 276. Note that half of the rotary blade 276 faces the sewage flow. Moreover, as shown by a virtual line in FIG. 39, the lid 281 may be detachably attached. The lid 281 prevents sewage from spilling out.
[0065]
In FIG. 39, 283 indicated by an imaginary line is a main body portion of the curved pipe portion. The main body portion is also provided with a mounting portion 284 having a shape corresponding thereto.
A shielding plate 285 is provided in the base portion of the attachment portion 284 so that dirty water does not act on the outside of the rotary blade 276. In this case, a lid is also provided. Further, as shown in FIG. 38, air and / or microorganism introduction means 286 may be configured as indicated by an arrow x to enhance the purification function. The air and / or microorganism introduction means 286 may be set at any other location on the pipe system.
[0066]
The embodiment shown in FIGS. 40, 41 (Y section enlarged cross-sectional view of FIG. 40), 42, and 43 is another type of power generation on the downstream side of the basin inlet 301 of the sewage inflow part 300, which is the stage before the settling pond. The device is configured.
[0067]
Reference numeral 302 denotes a bracket which is fixed in correspondence with the downstream side of the pond inlet 301 on the downstream side, and the power generator is fixedly installed on the bracket 302. The apparatus includes an impeller housing 303 having an oval shape as viewed from above, and a bottom plate 304 and an upper lid 305 are integrally formed above and below the housing 303, respectively.
[0068]
An inlet 306 having a corresponding shape communicating with the inlet 301 is formed at a location of the housing 303 facing the in-pond inlet 301. A lead-out port 307 is opened corresponding to the direction of the settling basin of the housing 303. In the housing 303, a pair of left and right impeller bodies 308, 308 are disposed so as to be rotatable about the vertical axis.
[0069]
Each impeller body 308 includes a core body 309, a core shaft 310, and impellers 311. The core body 309 is a cylindrical body having a core shaft 310 at the center, and is a hollow body with upper and lower lids. The core body 309 acts to lightly float the impeller body 308 itself on the water flow. The core shaft 310 protrudes from the core body 309 at the upper and lower ends, and in particular, the lower end is sharpened and is supported in the form of dots by a pivot bearing 312 fixed to the bottom of the upper frame portion of the bracket 302. Since the upper end portion of the core shaft 310 is also supported by the bearing, the impeller body 308 rotates very lightly. Note that a screw 313 may be formed at the lower end of the core shaft 310 as indicated by an imaginary line in FIG. 41 so that water enters the pivot bearing 312 and the core shaft 310 with pressure.
[0070]
As shown in FIG. 42, the impeller 311 is composed of three parts a, b, and c. The a part is inclined so that the outer peripheral surface of the core body 309 is the base and precedes the outer diameter direction and the rotation direction. Protruding. The part b protrudes backward from the tip part of the part a so that the flow of water does not enter the housing 303 as shown in FIG. The c portion protrudes from the b portion in a further backward direction. Reference numeral 314 denotes a reinforcing rib. α is an angle formed by the base portion of the impeller 311 and the line passing through the core shaft 310 with respect to the horizontal line in FIG. 42, which is 30 degrees here, and the tip of the portion b coincides with this 30 degree line. ing.
[0071]
Note that a front guide 315 and a rear guide 316 are disposed between the pair of impeller bodies 308 and 308 in the housing 303 as a plate-like shape bent in a wedge shape, and are slightly spaced apart from each other. The front guide 315 has an effect such that a water flow is reliably introduced between the front and rear of the impeller 311. The rear guide 316 flows out of the outlet 307 so that the water flow from the outlet 307 does not flow into the sedimentation basin as a linear flow but rather as a split flow and does not inhibit sedimentation.
[0072]
Note that the air suction port 317 may be arranged as indicated by a circle in FIG. The air suction port 317 is provided at one of the illustrated positions, or at a plurality of appropriate positions, whereby air is mixed in the sedimentation basin to promote purification.
[0073]
Reference numeral 319 in FIGS. 40 and 43 denotes a gear box, which can be decelerated or increased in speed. 320 is an underwater generator, and the pipe extending upward from the generator 320 to reach the pond is a cable guide pipe 321, and leads the cord 322 to the pond as shown in the figure. It is used for driving a sludge scraping device as shown in FIG. In addition, it can be used as a power source for driving the flight-type sludge scraping apparatus and other water treatment facilities in FIG.
[0074]
In the embodiment shown in FIG. 44, the drive means 326 of the power generation device is installed on the downstream side of the outlet of the sewage inflow portion 325 so as to have the configuration shown in FIGS. 40 to 43, and the transmission shaft extends from the drive means 326 upward to the pond. 327 is extended and the shaft 327 is stably supported by the bearing 328, and a drive side sprocket 329 is mounted on the upper end of the transmission shaft 327, and a driven side sprocket mounted on the input shaft 331 protruding from the speed reducer 330 installed on the pond. A chain 333 is mounted between the device 332 and the generator 334 is driven from the speed reducer 330 to operate the target device or apparatus. That is, the driving means is configured in the pond and the power generation means is configured on the pond.
[0075]
In the embodiment shown in FIG. 45, a direction changing device 337 using a bevel gear is installed at the upper end of a transmission shaft 336 from the inside of a pond, and the generator 341 is driven by connecting the device 337 and the speed reducer 339 with a drive shaft 340. It is a thing.
[0076]
In the embodiment shown in FIG. 46, the generator 343 is driven by a hydraulic system. 344 is a transmission shaft, 345 is a hydraulic pump, 346 is an accumulator, and 347 is a hydraulic motor.
[0077]
In the embodiment shown in FIG. 47, the driving means 350 as described above is installed in the river 349 by the fixing means 351 made of concrete. The drawing shows the driving means 350 viewed from the downstream side. The fixing unit 351 may be configured to be movable to another position by a moving unit as appropriate. Although 352 is an underwater power generator, the power generator 352 may be installed on a hill to constitute a transmission system.
[0078]
In the embodiment shown in FIG. 48, the power source for the circular sedimentation basin is borne by the sewage inflow energy. That is, the circular sedimentation basin is provided with a drive source 355 in the corridor 354, and the rake 357 is driven to rotate by the rotating shaft 356. The sewage can be input into the center well 358 as electric power of the drive source 355. The impeller 360 is arranged outside or inside the outlet of the sewage introduction pipe 359 and the generator 362 is driven from the drive shaft 361 by covering the sewage introduction pipe 359 facing the sewage energy. It is. The drive source 355 is operated with electric power from the generator 362.
[0079]
In the embodiment shown in FIG. 49, the treated water from the chlorine mixing basin 364 is discharged into a river or the like through the drain pipe 365, and at least the outlet of the drain pipe 365 is made square, and from there The lower impeller 366 is rotationally driven by drainage. The rotational force drives the generator 368 by the transmission means 367. If the outlet of the pipe 365 is square, the impeller 366 is efficiently contacted and converted to rotational force.
[0080]
In the embodiment shown in FIG. 50, sedimentation is effectively promoted in the basin where sewage flows into the sedimentation basin from the sewage inflow part via the porous rectification part 370. In other words, in the sedimentation basin, a U-shaped continuous vertical-bending sedimentation promotion control plate 371 is installed in an upright shape so as to face the rectifying unit 370. Since the control plate 371 has a large number of areas that are recessed in a vertical shape when viewed from the side of the rectifying unit 370, the sewage that flows separately from the protruding portion flows into the single recess S from above and below. They collide with each other to offset each other's energy. As a result, precipitation is effectively promoted and settles in the lower pit. In the control plate 371, a large number of through holes 372 are opened, and the sewage that has passed through the holes 372 enters the basin widened from the throttle and is greatly decelerated to promote precipitation. On the downstream side of the control plate 371, the rear control plate 373 may be provided separately, and whether or not the plate 373 includes the through holes 374. The control plate 373 is assumed to be positioned above the pit.
[0081]
Further, the control plate 371 may be installed in a forward or backward tilt posture as indicated by a virtual line in FIG. Further, the control plate 371 may have a U-shaped meandering shape.
[0082]
The through holes 372 of the control plate 371 may be arranged with the same hole diameter and the same interval, and as shown in FIG. 50, the flow speed is low at the end side of the pond width, so that the same side has a large hole diameter. The center side may have a small hole diameter. In addition to the method of making the hole diameters different, there is also a method of making the number of holes different. That is, the number of holes is increased on the pond width end side, and conversely, the number of holes is decreased on the pond width center side.
[0083]
The embodiment shown in FIG. 52 shows a method of installing the control plate 371 and the like. Reference numeral 375 denotes a set frame in which the control plate 371 can be stored. The control plate 371 stored in the control plate 371 is held by the pressing plate 376. It is configured to be fixed.
[0084]
The embodiment shown in FIG. 53 to FIG. 55 is for another control plate. FIG. 53 shows a corrugated control plate 378, and whether or not to make a through hole in the front projection is limited here. Not. FIG. 54 shows a control plate 379 having a folded roof type, and FIG. 55 shows a control with a folded roof type, but the upper and lower ones are arranged and fixed vertically and a gap 380 is left between the upper and lower sides. Means 381. On the downstream side of the gaps 380..., The rear control means 382 may be arranged with the surface recessed toward the upstream side.
[0085]
56 and 57 show another embodiment of the precipitation promoting control plate. The control plate 384 is assembled in a frame of an outer frame 385 that has a rectangular frame with angles arranged on four sides. The control plate 384 is formed in a U-shaped continuous bend shape, and through holes 386... Having a relatively larger diameter than that described above are opened in a staggered arrangement in front view in each slope. The control plate 384 with the outer frame 385 is installed vertically on the lower pit and fixed by a fastening tool such as an anchor bolt. In addition, although it installs in a sedimentation basin according to the up-down direction of FIG. 57, it may be installed in the state rotated 90 degree | times to it, for example.
[0086]
In the embodiment shown in FIG. 58, a connecting pipe 401 is connected in the middle of a falling pipe 400 laid to drop water from a high place to a low place, and the pipe 401 is held in place and fixed by an anchor 402. A semi-circular casing 403 is separately or integrally provided on the upper side of the pipe 401, and a rotary drum 405 is provided so as to rotate around the rotary shaft 404, and an impeller 406 is provided on the outer periphery of the rotary drum 405. Is.
[0087]
The casing 403 and the impeller 406 may be disposed on the lower side or may be disposed on the upper and lower sides. Further, as in the embodiment shown in FIG. 59, the casing 403 and the impeller 406 may be arranged so as to form a pair on the left and right sides of the pipe 401. In this case, the left and right impellers 406 and 406 are interlocked with each other by the sprocket 407 and the chain 408 attached to the rotating shaft 404. Moreover, although it distribute | arranged to the left and right in the said embodiment, only one of them may be sufficient. Each of the embodiments shown in FIGS. 58 and 59 is for obtaining power generation. The pipe 400 does not need to be used for falling water. In addition, the pair of impellers are arranged at the same position in the longitudinal direction of the pipe 401, but they may be arranged so as to be shifted back and forth.
[0088]
58 and 59, the power generation device is provided in the middle of the pipe, but such a power generation device may be configured for a groove such as a U-shaped groove. In this case, as shown in FIG. 58, an impeller is provided on the upper or lower side of the groove and further on both upper and lower sides, or a pair of impellers are provided on the left and right sides of the groove as shown in FIG. May be.
[0089]
【The invention's effect】
Since the present invention is as described above, it is possible to provide a power generator that drives various facilities inside or outside the treatment tank using the inflow or outflow energy of the treatment water.
[Brief description of the drawings]
FIG. 1 is a cross-sectional view taken along line II of FIG. 2 showing an embodiment of the present invention.
FIG. 2 is a vertical cross-sectional view of a sedimentation basin showing the embodiment of FIG.
FIG. 3 is a longitudinal sectional view of a sewage inflow portion showing another embodiment.
FIG. 4 is a cross-sectional view of a sewage inflow portion showing another embodiment.
FIG. 5 is a cross-sectional view of a power generator near an overflow weir showing another embodiment.
FIG. 6 is a cross-sectional view showing another embodiment.
FIG. 7 is a cross-sectional view showing another embodiment.
FIG. 8 is a cross-sectional view of a sedimentation basin showing another embodiment.
9 is a cross-sectional view taken along line IV-IV in FIG.
FIG. 10 is a longitudinal sectional view of a sewage inflow portion showing another embodiment.
FIG. 11 is a longitudinal sectional view of a sewage inflow portion showing another embodiment.
FIG. 12 is a longitudinal sectional view of a sewage inflow portion showing another embodiment.
13 is a plan view showing a modified embodiment of the attracting port portion of FIG.
FIG. 14 is a schematic vertical sectional view showing another embodiment.
FIG. 15 is a schematic vertical sectional view showing another embodiment.
FIG. 16 is a schematic vertical sectional view showing another embodiment.
FIG. 17 is a schematic longitudinal sectional view showing another embodiment of the water treatment plant.
FIG. 18 is a schematic longitudinal sectional view showing an embodiment of a power generation device in a terraced rice field.
FIG. 19 is a plan view showing another embodiment.
20 is a cross-sectional view taken along line XX in FIG.
FIG. 21 is a plan view showing another embodiment of a rotary blade.
FIG. 22 is a cross-sectional view showing another embodiment in which a power generator is installed in the vicinity of the sewage inflow portion outlet.
23 is a longitudinal sectional view of FIG.
FIG. 24 is a longitudinal sectional view showing another embodiment.
25 is a transverse sectional view of FIG. 26. FIG.
26 is a longitudinal sectional view of FIG. 25. FIG.
FIG. 27 is a plan view showing a general scale sedimentation basin and its dimensions.
FIG. 28 is a longitudinal sectional view of FIG.
FIG. 29 is a longitudinal sectional view showing a power generation device provided near the sewage inflow portion outlet and a swirl flow generation method for the power generation device.
30 is a perspective view showing the swirl flow generation method of FIG. 29. FIG.
FIG. 31 is a plan view showing another embodiment of the swirl flow generation method.
FIG. 32 is a plan view showing an embodiment of a float type power generator.
33 is a front view of FIG. 32. FIG.
FIG. 34 is a front view showing another embodiment of the float type power generator.
FIG. 35 is a plan view showing an embodiment in which the blades of the rotary blades are float type.
FIG. 36 is a front view showing another embodiment of the power generator using a water wheel.
FIG. 37 is a schematic longitudinal sectional view showing an embodiment in which a sewage inflow pipe to a circular sedimentation basin is equipped with a power generation device.
38 is a plan view showing a specific embodiment of the power generation device of FIG. 37. FIG.
39 is a front view of FIG. 38. FIG.
FIG. 40 is a side sectional view showing another embodiment of the power generator.
41 is an enlarged cross-sectional view of a Y part in FIG. 40. FIG.
42 is a cross-sectional view of FIG. 40. FIG.
43 is a front view of FIG. 40. FIG.
FIG. 44 is a longitudinal sectional view showing another embodiment of the power generator.
FIG. 45 is a longitudinal sectional view showing another embodiment of the power generator.
FIG. 46 is a longitudinal sectional view showing another embodiment of the power generator.
FIG. 47 is a longitudinal sectional view showing another embodiment of the power generation device applied to a river.
FIG. 48 is a longitudinal sectional view showing another embodiment of the power generator in the circular sedimentation basin.
FIG. 49 is a cross-sectional view showing an embodiment in which wastewater from a chlorine-mixing pond is used for power generation.
FIG. 50 is a schematic view showing a precipitation promoting device in a precipitation pond.
FIG. 51 is a rear view showing another embodiment of the control plate with control holes.
FIG. 52 is an exploded perspective view showing how to install the control plate.
FIG. 53 is a schematic side sectional view showing another embodiment of the control plate.
FIG. 54 is a schematic side sectional view showing another embodiment of the control plate.
FIG. 55 is a schematic side sectional view showing another embodiment of the control plate.
FIG. 56 is a schematic longitudinal sectional view showing another embodiment of a control plate with an outer frame.
57 is a rear view of the control plate of FIG. 56. FIG.
FIG. 58 is a partially cutaway side view showing another embodiment.
FIG. 59 is a transverse sectional view showing another embodiment.
[Explanation of symbols]
14, 32 ... Sewage inflow part 24, 43, 53 ... Rotary blade 25, 45 ... Power generation part

Claims (1)

Corresponding to the place where sewage flows in, a vertical water pipe is provided, and the sewage flowing from the sewage introduction pipe at the upper end of the pipe flows through the water pipe and flows into the sedimentation pond through the pond inlet. In the water guide pipe, a vertical rotating blade shaft and a rotating blade around the rotating blade shaft are provided, and the rotating blade shaft is rotated by the sewage to rotate the rotating blade shaft to generate electric power. In the power generator configured as described above, the upper and lower rotating blades are arranged apart from each other in the vertical direction, and an upper bottom surface is provided between the upper and lower rotating blades in the water guide pipe, and a lower step is provided. A lower bottom surface is provided on the lower side of the rotary blade, and the rotary blade on the upper bottom surface is introduced so that the sewage from the sewage introduction pipe eccentrically connected to the upper part of the water conduit is swirled. Been The rotary blades are driven to rotate and fall downward through a first water outlet that is opened near the outer periphery of the bottom surface. The bottom surface receives sewage falling from the first water inlet. The swirl flow is generated and the lower rotary blade is driven to rotate, and the swirl flow is dropped through the second waterfall opening near the outer periphery of the bottom bottom surface and guided to the pond inlet. A power generator characterized by being made .

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