CN210620371U - Potential energy biological sewage purifier - Google Patents

Potential energy biological sewage purifier Download PDF

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Publication number
CN210620371U
CN210620371U CN201921558151.3U CN201921558151U CN210620371U CN 210620371 U CN210620371 U CN 210620371U CN 201921558151 U CN201921558151 U CN 201921558151U CN 210620371 U CN210620371 U CN 210620371U
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China
Prior art keywords
reoxygenation
potential energy
sewage
tank
biological
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CN201921558151.3U
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Inventor
黄培勋
张海洋
黄玉喜
黄文博
黄文龙
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Zhengzhou Bixing Environmental Protection Technology Co ltd
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Zhengzhou Bixing Environmental Protection Technology Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

Abstract

The utility model provides a biological sewage purification ware of potential energy comprises a plurality of modified potential energy reoxygenation biological rotating discs, a plurality of modified potential energy reoxygenation biological rotating discs are the spiral echelonment and arrange, just sewage top-down spiral flow between a plurality of modified potential energy reoxygenation biological rotating discs, and to upper and lower adjacent modified potential energy reoxygenation biological rotating discs, the third delivery port that is located the modified potential energy reoxygenation biological rotating discs on upper portion is linked together with the second reoxygenation pond that is located the modified potential energy reoxygenation biological rotating discs of lower part. The utility model discloses utilize the flood peak potential energy to make sewage intermittent type nature carry out big oxygen reoxygenation and blow off through modified potential energy biological rotating disc, through the processing of modified potential energy biological rotating disc layer upon layer, reoxygenation is efficient, low power consumption.

Description

Potential energy biological sewage purifier
Technical Field
The utility model belongs to the technical field of sewage treatment device, concretely relates to biological sewage purification ware of potential energy.
Background
With the acceleration of the urbanization and industrialization speed of China, more and more domestic sewage and industrial wastewater cause serious pollution to the environment. At present, sewage is treated by a deep biological treatment technology combining activated sludge and a biological contact oxidation process at home and abroad, so that the quality of the treated water can reach the standard of reuse water, but a blast aeration method is mostly adopted in an aerobic process, so that the reoxygenation efficiency is low, the energy consumption is high, and the operating cost is high. The Chinese patent 200520071365.X utilizes water potential energy to convert into kinetic energy through siphon to carry out atmospheric reoxygenation and blow-off, and although aeration energy consumption can be reduced, the problems of short retention time of sewage on each ecological bed, poor sewage treatment effect, high energy consumption, easy breeding of mosquitoes and flies around a biological rotating disc and the like exist.
SUMMERY OF THE UTILITY MODEL
For solving the technological problem in the current sewage treatment, the utility model provides a potential energy biological sewage purifier utilizes the flood peak potential energy to make sewage intermittent type nature carry out big oxygen reoxygenation and blow off through the potential energy biological rotating disc of modifying, through the processing of the potential energy biological rotating disc of modifying layer upon layer, reoxygenation is efficient, low power consumption, and area is little.
The utility model adopts the following technical scheme:
the potential energy biological sewage purifier comprises a plurality of modified potential energy reoxygenation biological rotating discs and an ecological bed body positioned at the bottom, wherein the ecological bed body extends along the left-right direction, the ecological bed body is internally divided into a second reoxygenation tank, a third reoxygenation tank and a fifth reoxygenation tank from left to right by a first baffle plate and a second baffle plate which extend along the front-back direction, sewage enters from the second reoxygenation tank, the bottoms of the second reoxygenation tank, the third reoxygenation tank and the fifth reoxygenation tank are communicated to convey sewage, and pore fillers are respectively arranged in the second reoxygenation tank and the third reoxygenation tank;
the rear part in the fifth reoxygenation pond is provided with a buoyancy tank which is positioned below the water flow height in the fifth reoxygenation pond, the buoyancy tank is formed by enclosing a housing which is covered at the bottom of the fifth reoxygenation pond, the housing comprises a housing side wall and a housing top wall which are arranged along the circumferential direction, the housing top wall is provided with a second water inlet, a second floating body which can float on the water surface is arranged in the housing, the housing can be jacked and floated by the floated second floating body, the bottom of the fifth reoxygenation pond covered by the second floating body is provided with a first water outlet and a through hole, the first water outlet is sealed by the second floating body, and when the second floating body floats upwards, the first water outlet is opened; a suspension pool for receiving effluent sewage is correspondingly arranged below the first water outlet, a third water outlet is also arranged at the bottom of the fifth reoxygenation pool, the third water outlet is positioned in front of the buoyancy tank, the third water outlet is blocked by a blocking head, a lever assembly is arranged between the blocking head and the suspension pool, the blocking head and the suspension pool form two opposite gravity ends of the lever assembly so as to realize the opening or closing of the third water outlet through the lever action, the lever assembly comprises a first suspender and a second suspender which extend vertically and are arranged in front and back correspondence, the suspension pool is suspended and supported by the first suspender, the first suspender sequentially slides and penetrates through the through hole, the second floater and the top wall of the housing from bottom to top, and the blocking head is suspended and supported by the second suspender;
the working principle of the lever assembly is as follows: when the weight of injected water in the suspension pond increases and gradually sinks, the first suspender sinks, and the second suspender drives the blocking head to move upwards through the lever action, so that the third water outlet is opened for draining water; then when the water in the suspension pool is gradually discharged, the weight of the suspension pool is reduced, at the moment, under the action of the gravity of the blocking head, the second suspension rod is pulled to sink until the blocking head blocks the third water outlet, and the first suspension rod drives the suspension pool to gradually move upwards under the action of a lever; and the process is repeated in a reciprocating way.
The plurality of modified potential energy reoxygenation biological rotating discs are arranged in a spiral step shape, the sewage spirally flows among the plurality of modified potential energy reoxygenation biological rotating discs from top to bottom, and for the vertically adjacent modified potential energy reoxygenation biological rotating discs, a third water outlet of the modified potential energy reoxygenation biological rotating disc positioned at the upper part is communicated with a second reoxygenation pool of the modified potential energy reoxygenation biological rotating disc positioned at the lower part.
Preferably, a first floating body and a first water inlet which can float on the water surface are arranged at the lower part of the side wall of the housing, which is adjacent to the blocking head, the first water inlet is positioned above the first floating body, the first floating body is connected with the outer side of the side wall of the housing in a sliding manner, and the first floating body can slide upwards to just block the first water inlet.
Preferably, the inner side of the top wall of the housing is provided with a vertical column extending to the bottom of the fifth reoxygenation tank, and the vertical column is slidably inserted into the second floating body.
Preferably, a drain hole is formed in the bottom wall of the suspension pool, the bottom end of the first suspension rod extends out of the bottom wall of the suspension pool through the drain hole and is in sliding connection with the bottom wall of the suspension pool, a sealing plate is arranged at the tail end of the first suspension rod, and a gap is reserved between the sealing plate and the bottom wall of the suspension pool so that the drain hole can drain sewage in the suspension pool conveniently.
Preferably, the lever assembly further comprises a pull rope and a first fulcrum shaft and a second fulcrum shaft which are arranged in a front-back corresponding manner, one end of the pull rope is connected with the top end of the first suspension rod, and the other end of the pull rope sequentially bypasses the first fulcrum shaft and the second fulcrum shaft and is connected with the top end of the second suspension rod.
Preferably, the second water inlet is covered with a filter element, and the filter element is positioned below the water flow height in the fifth reoxygenation tank.
Preferably, the third reoxygenation tank is internally sequentially paved with grid bars, modified biological discs and woven meshes from bottom to top, the modified biological discs are formed by second pore fillers, and the specific surface areas of the second pore fillers are sequentially increased from left to right.
Preferably, the rear part of the second reoxygenation tank is filled with first pore fillers, the specific surface area of the first pore fillers increases from front to back, the front side wall of the second reoxygenation tank is communicated with a first reoxygenation tank for receiving sewage, and for the vertically adjacent modified potential energy reoxygenation biological rotating discs, a third water outlet of the modified potential energy reoxygenation biological rotating disc positioned at the upper part is communicated with the first reoxygenation tank of the modified potential energy reoxygenation biological rotating disc positioned at the lower part.
Preferably, the joint at the communication position of the first reoxygenation tank and the second reoxygenation tank is designed to be an equal-diameter port or a variable-diameter port.
Preferably, a sewage water feeding device is arranged at the top end of the purifier, a sewage water feeding pipe is communicated with the top end of the sewage water feeding device, and the bottom end of the sewage water feeding device is communicated with a first reoxygenation tank of the modified potential energy reoxygenation biological rotating disc positioned at the uppermost part; the sewage water feeding device preferably adopts a water feeding device of a potential energy reoxygenation sewage treatment parallel system disclosed in Chinese patent CN 201620842528.8.
The utility model has the advantages as follows:
potential energy biological sewage purifier is the structure that utilizes potential energy reoxygenation, biological purification sewage, accept anaerobic apparatus sewage outlet or accept the case of intaking of modified potential energy rotating biological disk, a plurality of modified potential energy reoxygenation rotating biological disk staggered arrangement in potential energy biological sewage purifier, area is little, utilize the potential energy to make sewage from the first floor to the modified potential energy reoxygenation rotating biological disk circulation of last one deck, reduce the energy consumption, improve the reoxygenation effect, and can take out the filler in it and wash, promote potential energy ecological treatment sewage purification's effect effectively. The number of the modified potential energy reoxygenation biological rotating discs adopted by the potential energy biological sewage purifier is determined according to the tonnage of daily treated sewage and the index requirements of tail water, and the reasonable structure is generally 8-20 layers. The sewage water feeding device is used for periodically and alternately storing and discharging water in the potential energy biological sewage purifier, so that the using amount of a water pump is reduced, the energy consumption is reduced, and the efficiency is improved. The modified potential energy biological rotating disc is used for carrying out oxygen enrichment and blowing-off, no chemical dosing is needed, aeration is not needed, energy consumption is reduced, and the operation cost is low; no noise, foam, no blocking and no secondary pollution. The modified potential energy biological rotating disc can accurately control the reoxygenation period through leverage by means of water buoyancy, can accurately and quickly adjust the reoxygenation period, and has the advantages of high nitrogen and phosphorus removal efficiency, strong impact load resistance, stable operation and the like. The modified potential energy biological rotating disc is not only suitable for treating urban domestic sewage, but also suitable for treating and recycling high-concentration sewage, has wide adaptability to sewage treatment and resource utilization, can be completely automatically controlled without special management, and has good economic benefit and environmental benefit.
Drawings
FIG. 1 is a schematic perspective view of a modified potential energy reoxygenation biological rotating disk;
FIG. 2 is a top view of a modified potential energy reoxygenation biological rotating disk;
FIG. 3 is a view in the direction C of FIG. 2;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 5 is a cross-sectional view taken along line B-B of FIG. 2;
FIG. 6 is a perspective view of the housing;
FIG. 7 is a top view of the cover;
fig. 8 is a perspective view of the present invention;
fig. 9 is a front view of the present invention;
in the figure: a first reoxygenation tank 1; an ecological bed body 2; a second reoxygenation tank 3; potential energy ecological bed body left side wall or right side wall 4: 4-1 of a door plug; a first pore filler 5, a first baffle 6; a third reoxygenation tank 7: 7-1 parts of a woven mesh, 7-2 parts of a modified bio-disc and 7-3 parts of grid bars; a second baffle 8; a filter member 9; a filter screen shaft 9-1 and a filter screen 9-2; the bracket component 10: the device comprises a support plate 10-1, a first fulcrum shaft 10-2, a second fulcrum shaft 10-3, a strip-shaped groove 10-4, a cross beam 10-5 and a pull rope 10-6; a buoyancy tank 11: the water pump comprises a housing 11-1, a column 11-2, a first floating body 11-3, a second floating body 11-4, a first water inlet 11-5, a first water outlet 11-6, a perforation 11-7 and a second water inlet 11-8; a second hook 12-1, a blocking head 12-2 and a third water outlet 12-3; a fifth reaeration tank 13; a suspension tank 14; a sealing plate 15-1 and a first hook 15-2; a sewage tank 16; a sewage inlet pipe 17.
Detailed Description
The present invention is described in detail below with reference to examples, which are intended to provide a better understanding of the present invention and are not intended to limit the present invention.
In the description of the present invention, it should be noted that, for the orientation words, if there are terms such as "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and positional relationship indicated are based on the orientation or positional relationship shown in the drawings, and only for the convenience of describing the present invention and simplifying the description, it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and not be construed as limiting the specific scope of the present invention.
It is noted that the terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used.
As shown in fig. 1-5, the modified potential energy reoxygenation biological rotating disk comprises an ecological bed body 2 at the bottom, the ecological bed body 2 extends along the left-right direction, the ecological bed body 2 is provided with a side wall along the circumferential direction to form a space for accommodating sewage flow, and the left side wall and the right side wall of the ecological bed body 2 can be opened outwards to facilitate maintenance and cleaning of fillers, the opening manner of the rotation is realized by adopting conventional technology, for example, the left side wall and the right side wall of the ecological bed body 2 are respectively hinged with the bottom of the ecological bed body 2, and the outer sides of the left side wall and the right side wall of the ecological bed body 2 are provided with door inserts 4-1; the left side wall and the right side wall of the ecological bed body 2 can be additionally provided with sealing strips to avoid leakage during sewage circulation;
the ecological bed body is divided into a second reoxygenation pond 3, a third reoxygenation pond 7 and a fifth reoxygenation pond 13 from left to right in proper order by a first baffle 6 and a second baffle 8 which extend along the front-back direction in the ecological bed body 2, sewage is entered from the second reoxygenation pond 3, and the bottoms of the second reoxygenation pond 3, the third reoxygenation pond 7 and the fifth reoxygenation pond 13 are communicated with each other so as to convey sewage, and the specific setting mode that the bottoms of the positions are communicated with each other is as follows: gaps are reserved between the bottom ends of the first baffle 6 and the second baffle 8 and the bottom of the ecological bed body 2 respectively;
the rear part in the second reoxygenation tank 3 is filled with first pore fillers 5, the specific surface area of the first pore fillers 5 increases gradually from front to back (namely along the sewage flow direction), and the range of the specific surface area is 500-6000m2(ii)/g (the second pore filler is sponge filler, purchased from Haoyang sponge products of Yixing), the first pore filler 5 has the functions of filtering sewage and hanging membranes, and the inside of the first pore filler 5 can be a pore structure with any geometric shape, and the pore structure can increase the specific surface area of the pore filler, thereby increasing the area of the biological membranes; the specific surface area of the first pore filler 5 is increased progressively along the sewage flow direction, so that impurities can be conveniently sunk and the blockage of the pore filler is reduced.
In this embodiment, the water inlet manner of the second reaeration tank 3 is as follows: the front side wall of the second reoxygenation tank 3 is communicated with a first reoxygenation tank 1, a sewage receiving port is arranged in front of the top wall of the first reoxygenation tank 1, and the sewage receiving port is provided with a side wall along the circumferential direction and extends outwards so as to receive sewage. The front end opening of the first reoxygenation box 1 is communicated with the second reoxygenation pool 3, and the front end opening of the first reoxygenation box 1 is a reducing opening: the reducing port is favorable for improving the flow speed of sewage flowing into the second reoxygenation tank 3, the oxygen content of the sewage is improved, and the reoxygenation effect of the sewage is further improved.
The third reoxygenation tank 7 is internally laid with grid bars 7-3, modified biological discs 7-2 and a woven mesh 7-1 from bottom to top in turn, the modified biological discs 7-2 are formed by second pore fillers, the specific surface area of the second pore fillers increases from left to right (namely along the sewage flow direction) in turn, and the range of the specific surface area is 500-2(ii) g (the second pore filler is a sponge filler available from Haoyang sponge products, Inc., Yixing); the pore diameter of the woven net 7-1 is micron-sized, and is preferably 100-200 meshes. The woven net 7-1 is light-transmitting and does not pass through mosquitoes and flies, so that the problem of breeding mosquitoes and flies around the bio-disc is reduced; the modified bio-disc 7-2 is internally provided with a plurality of holes for improving the specific surface area, and the holes can be used for aquatic plant cultivation, so that the nitrogen and phosphorus removal efficiency is high; the gridThe strips 7-3 are used for sinking trace sludge and aerobic bacterial corpses in sewage.
The rear part in the fifth reoxygenation pond 13 is provided with a floating box 11, the floating box 11 is positioned below the water flow height in the fifth reoxygenation pond 13 so as to realize that the water in the fifth reoxygenation pond 13 flows into the floating box 11, the floating box 11 is formed by enclosing a housing 11-1 which covers the bottom of the fifth reoxygenation pond 13, the housing 11-1 comprises a housing 11-1 side wall and a housing 11-1 top wall which are arranged along the circumferential direction, the housing 11-1 top wall is provided with a second water inlet 11-8, the second water inlet 11-8 is covered with a filtering piece 9 which is cubic and has filter holes distributed on the side wall, the filtering piece 9 comprises a filtering net shaft which is positioned in the middle part and extends along the vertical direction and a rigid filtering net which is arranged around the filtering net shaft and is polyhedral, the filtering net shaft is detachably connected with the housing 11-1, on one hand, the filtering piece can be prevented from falling down when the housing 11-1 moves, on the other hand, the cleaning and maintenance of the filter element 9 are also facilitated; the filtering piece 9 is positioned below the water flow height in the fifth reoxygenation tank 13 so as to facilitate the water in the fifth reoxygenation tank 13 to flow into the buoyancy tank 11 after being filtered, and the filtering piece 9 can effectively filter the sewage entering the second water inlet 11-8. A second floating body 11-4 capable of floating on the water surface is arranged in the housing 11-1, and when no water buoyancy exists, the second floating body is positioned at the bottom of a fifth reoxygenation tank 13 or a buoyancy tank 11, the housing 11-1 can be jacked and floated by the second floating body 11-4, the bottom of the fifth reoxygenation tank 13 covered by the second floating body 11-4 is provided with a first water outlet 11-6 and a perforation 11-7, when the second floating body 11-4 is closed, and when the second floating body 11-4 floats, the first water outlet 11-6 is opened; a suspension pool 14 for receiving effluent sewage is correspondingly arranged below the first water outlet 11-6, the suspension pool 14 is suspended and supported by a first hook 15-2 (the hooks used in the embodiment are provided with longer rod parts), the first hook 15-2 is sequentially arranged in the through hole 11-7, the second floating body 11-4 and the top wall of the housing 11-1 in a sliding manner from bottom to top, the top end of the first hook 15-2 is provided with a pull rope 10-6, the pull rope 10-6 sequentially bypasses the first fulcrum shaft 10-2 and the second fulcrum 10-3 which are symmetrically arranged front and back, the tail end of the pull rope 10-6 is provided with a second hook 12-1 which is symmetrically arranged front and back with the first hook 15-2, the bottom of the second hook 12-1 is provided with a sealing plug 12-2, the bottom of the fifth reoxygenation pool 13 is also provided with a third water outlet 12-3, the blocking head 12-2 is used for blocking the third water outlet 12-3.
In this embodiment, the first support shaft 10-2 and the second support shaft 10-3 are fixed on the fifth reaeration tank 13 by a support assembly 10, and the support assembly 10 is specifically as follows: the support assembly 10 comprises a cross beam 10-5 extending from left to right and a strip-shaped groove 10-4 extending from front to back, the cross beam 10-5 is fixedly arranged on the ecological bed body 2, the strip-shaped groove 10-4 is vertically fixed at the top end of the cross beam 10-5, a left support plate 10-1 and a right support plate 10-1 are respectively and symmetrically arranged at the front end and the back end of the strip-shaped groove 10-4, the first support shaft 10-2 or the second support shaft 10-3 is arranged between the left support plate 10-1 and the right support plate 10-1, the pull rope 10-6 is positioned above the strip-shaped groove 10-4 and is supported by the first support shaft 10-2 and the second support shaft 10-3, meanwhile, one end of the pull rope 10-6 is connected with a suspension pool 14, and the other end is connected with a blocking head 12-2 to form, the opening or closing operation of the third water outlet 12-3 is performed by using the lever action.
The working principle of the drainage in the fifth reoxygenation tank 13 is as follows: when the sewage gathered in the suspension tank 14 reaches a certain degree, the suspension tank 14 sinks to drive the first hook 15-2 to sink synchronously, the first hook 15-2 pulls the pull rope 10-6 downwards, the other end of the pull rope 10-6 pulls the second hook 12-1 upwards through the lever action, the second hook 12-1 drives the blocking head 12-2 to move upwards, and therefore the third water outlet 12-3 is opened, so that the sewage in the fifth reoxygenation tank 133 directly flows out through the third water outlet 12-3 in a large quantity and enters the next link; meanwhile, water in the suspension pool 14 gradually flows out, the weight of the suspension pool 14 is reduced, the blocking head 12-2 drives the second hook 12-1 to sink under the action of gravity, the first hook 15-2 and the suspension pool 14 are driven to move upwards through the lever action again until the water in the suspension pool 14 completely flows out, and the blocking head 12-2 blocks the third water outlet 12-3 again.
In order to avoid the second floating body 11-4 from shaking left and right, the inner side of the top wall of the housing 11-1 is provided with a vertical column 11-2 extending to the bottom of the fifth reoxygenation tank 13, and the vertical column 11-2 is slidably inserted into the second floating body 11-4 to limit the shaking of the second floating body 11-4.
In the test process, it is found that when the sewage in the fifth reoxygenation tank 13 enters the buoyancy tank 11 from the second water inlet 11-8, the second floating body 11-4 occasionally appears to be difficult to float, and in order to avoid this problem, in the present embodiment, the lower part of the side wall of the housing 11-1 adjacent to the plugging head 12-2 is provided with a first floating body 11-3 and a first water inlet 11-5 capable of floating on the water surface, the first water inlet 11-5 is located above the first floating body 11-3, the first floating body 11-3 is slidably connected with the outer side of the side wall of the housing 11-1, and the first floating body 11-3 can slide upwards to block the first water inlet 11-5 (which can be realized by using the conventional technology, for example, a stopper can be provided on the upper part of the first water inlet 11-5 to prevent the first floating body 11-3 from further sliding upwards), when no water buoyancy exists, the device is positioned at the bottom of the fifth reoxygenation tank 13 or the buoyancy tank 11; the principle is that when sewage enters the fifth reoxygenation tank 13 from the bottom, the sewage naturally enters the lower part of the buoyancy tank 11 from the first water inlet 11-5 at the lower part of the buoyancy tank 11, when a small amount of sewage is accumulated, the second floating body 11-4 slowly floats, and meanwhile, the first floating body 11-3 also floats upwards under the action of the sewage in the fifth reoxygenation tank 13, so that the first floating body 11-3 slides upwards along the side wall of the housing 11-1 until the first water inlet 11-5 is just blocked, the sewage in the fifth reoxygenation tank 13 rapidly increases, and the sewage enters the buoyancy tank 11 from the second water inlet 11-8.
In this embodiment, in order to facilitate the water in the suspension pool 14 to be discharged to enter the next reoxygenation cycle, a drain hole is formed in the bottom wall of the suspension pool 14, the bottom end of the first hook 15-2 extends out of the bottom wall of the suspension pool 14 through the drain hole and is slidably connected with the bottom wall of the suspension pool 14, a sealing plate 15-1 is arranged at the end of the first hook 15-2, and the sealing plate 15-1 is uneven, so that a gap is left between the sealing plate 15-1 and the bottom wall of the suspension pool 14 to facilitate the drain hole to discharge the sewage in the suspension pool 14, and the sealing plate 15-1 can control the outward flow rate of the sewage in the suspension pool 14.
The utility model discloses a reoxygenation theory of operation explains as follows:
generally, during the reoxygenation operation, sewage flows into the second reoxygenation tank 3, the third reoxygenation tank 7 and the fifth reoxygenation tank 13 from the first reoxygenation tank in sequence along the bottom of the ecological bed body 2, the sewage in the fifth reoxygenation tank 13 firstly enters the floating tank 11 from the first water inlet 11-5 at the lower position, the second floating body 11-4 floats upwards along the upright post 11-2 under the buoyancy of water, so that the first water outlet 11-6 and the second water outlet are opened, and the sewage in the floating tank 11 flows into the suspension tank 14 through the first water outlet 11-6 and the second water outlet under the action of gravity and the like; with the continuous inflow of the sewage in the fifth reoxygenation tank 13, the first floating body 11-3 floats under the buoyancy of water and slides upwards to block the first water inlet 11-5, at the moment, the sewage in the fifth reoxygenation tank 13 enters the buoyancy tank 11 from the second water inlet 11-8, and the second floating body 11-4 continuously floats until the encloser 11-1 is jacked up and floats simultaneously. The sewage continuously flows into the suspension pool 14 from the first water outlet 11-6 and the second water outlet, when the sewage in the suspension pool 14 is gathered to a certain degree, the suspension pool 14 gradually sinks to drive the first hook 15-2 to sink synchronously, the first hook 15-2 pulls the pull rope 10-6 downwards, the other end of the pull rope 10-6 pulls the second hook 12-1 upwards, the second hook 12-1 drives the blocking head 12-2 to move upwards, and therefore the third water outlet 12-3 is opened, and the sewage in the fifth reoxygenation pool 13 directly flows out through the third water outlet 12-3 in a large quantity to enter the next link. While the blocking head 12-2 and the second hook 12-1 sink down along with the outflow of the sewage through the third water outlet 12-3, and the first hook 15-2 is driven to rise through the pull rope 10-6; meanwhile, the second floating body 11-4 and the housing 11-1 sink, the second floating body 11-4 moves downwards along the upright post 11-2, the first water outlet 11-6 and the second water outlet are gradually sealed, the first floating body 11-3 also moves downwards gradually to open the first water inlet 11-5, the first water inlet is recovered to the original state, the next reoxygenation state is prepared to enter, and a reoxygenation period is completed, so that the steps are circulated in sequence, the management of a special person is not needed, the whole process can be automatically controlled, the energy consumption is reduced by using potential energy, and the efficiency is improved; the utility model discloses can be through the diameter size of adjusting first delivery port 11-6 to regulation and control reoxygenation cycle, in this embodiment, first delivery port 11-6's diameter is phi 26mm, and the reoxygenation cycle is 5 min.
The utility model is a potential energy biological sewage purifier assembled by utilizing the modified potential energy reoxygenation biological rotating discs, which consists of fifteen modified potential energy reoxygenation biological rotating discs (corresponding to 15 layers) and a supporting structure for fixedly supporting the modified potential energy reoxygenation biological rotating discs, the supporting structure is not the key point of the utility model, and the supporting structure is not limited in the position, adopts a conventional structure in the mechanical field, and can realize the function of supporting and fixing the structure of the purifier; the plurality of modified potential energy reoxygenation biological rotating discs are arranged in a spiral stair shape, namely, the adjacent modified potential energy reoxygenation biological rotating discs are arranged in a left-right crossing manner, the arrangement position of the modified potential energy reoxygenation biological rotating discs at the upper part is rotated by 180 degrees and is equal to the arrangement position of the adjacent modified potential energy reoxygenation biological rotating discs at the lower part, the number of the modified potential energy reoxygenation biological rotating discs is 15 layers in the embodiment, sewage spirally flows from top to bottom among the plurality of modified potential energy reoxygenation biological rotating discs, and for the adjacent modified potential energy reoxygenation biological rotating discs at the upper part, a third water outlet 12-3 of the modified potential energy reoxygenation biological rotating discs at the upper part is.
The front side wall of the second reoxygenation tank 3 is communicated with a first reoxygenation tank 1 for receiving sewage, and the upper and lower adjacent modified potential energy reoxygenation biological rotating discs are communicated with a third water outlet 12-3 of the modified potential energy reoxygenation biological rotating disc positioned at the upper part and the first reoxygenation tank 1 of the modified potential energy reoxygenation biological rotating disc positioned at the lower part, so that the sewage discharged after the reoxygenation treatment of the modified potential energy reoxygenation biological rotating disc positioned at the upper part enters the modified potential energy reoxygenation biological rotating disc positioned at the lower part again for reoxygenation treatment, and the reoxygenation efficiency can be effectively improved without increasing excessive energy consumption.
In this embodiment, the water feeding mode of the water purifier is as follows: the top end of the purifier is provided with a sewage water feeding device 16, the top end of the sewage water feeding device 16 is communicated with a sewage water feeding pipe 17, and the bottom end of the sewage water feeding device 16 is communicated with the first reoxygenation tank 1 of the modified potential energy reoxygenation biological rotating disc positioned at the uppermost part; the sewage water feeding device 16 preferably adopts a water feeding device of a potential energy reoxygenation sewage treatment parallel system disclosed in Chinese patent CN201620842528.8, so that the potential energy reoxygenation sewage treatment parallel system alternately feeds water, the management by a specially-assigned person is not needed, the control can be completely automatic, the use amount of a water pump is reduced, the energy consumption is reduced, and the efficiency is improved.
Through detecting the quality of the inlet and outlet water of the potential energy biological purifier in the embodiment, the detection results are as follows:
TABLE 1 Water quality index of inlet and outlet water
It can be seen that this embodiment can effectively reduce the COD value of sewage and get rid of the ammonia nitrogen in the aquatic.
Finally, it should be noted that: the above-mentioned embodiments are only used for illustrating but not limiting the technical solution of the present invention, and any equivalent replacement and modification or partial replacement which do not depart from the spirit and scope of the present invention should be covered within the protection scope of the claims of the present invention.

Claims (10)

1. Potential energy biological sewage purifier, its characterized in that: the biological rotating disc comprises an ecological bed body positioned at the bottom, the ecological bed body extends along the left-right direction, the ecological bed body is sequentially divided into a second reoxygenation tank, a third reoxygenation tank and a fifth reoxygenation tank from left to right by a first baffle plate and a second baffle plate which extend along the front-back direction, sewage enters from the second reoxygenation tank, the bottoms of the second reoxygenation tank, the third reoxygenation tank and the fifth reoxygenation tank are communicated for conveying the sewage, pore fillers are respectively arranged in the second reoxygenation tank and the third reoxygenation tank, a floating box is arranged at the rear part in the fifth reoxygenation tank and is positioned below the height of water flow in the fifth reoxygenation tank, the floating box is formed by enclosing an enclosure which is covered at the bottom of the fifth reoxygenation tank, and the enclosure comprises an enclosure side wall and a top wall which are arranged along the circumferential direction, the top wall of the housing is provided with a second water inlet, a second floating body capable of floating on the water surface is arranged in the housing, the housing can be jacked up and float up by the floating second floating body, the bottom of the fifth reoxygenation tank covered by the second floating body is provided with a first water outlet and a through hole, the first water outlet is sealed by the second floating body, and when the second floating body floats up, the first water outlet is opened; a suspension pool for receiving effluent sewage is correspondingly arranged below the first water outlet, a third water outlet is also arranged at the bottom of the fifth reoxygenation pool, the third water outlet is positioned in front of the buoyancy tank, the third water outlet is blocked by a blocking head, a lever assembly is arranged between the blocking head and the suspension pool, the blocking head and the suspension pool form two opposite gravity ends of the lever assembly so as to realize the opening or closing of the third water outlet through the lever action, the lever assembly comprises a first suspender and a second suspender which extend vertically and are arranged in front and back correspondence, the suspension pool is suspended and supported by the first suspender, the first suspender sequentially slides and penetrates through the through hole, the second floater and the top wall of the housing from bottom to top, and the blocking head is suspended and supported by the second suspender;
the plurality of modified potential energy reoxygenation biological rotating discs are arranged in a spiral step shape, the sewage spirally flows among the plurality of modified potential energy reoxygenation biological rotating discs from top to bottom, and for the vertically adjacent modified potential energy reoxygenation biological rotating discs, a third water outlet of the modified potential energy reoxygenation biological rotating disc positioned at the upper part is communicated with a second reoxygenation pool of the modified potential energy reoxygenation biological rotating disc positioned at the lower part.
2. The potential energy biological sewage purifier of claim 1, wherein: the lower part of the side wall of the housing, which is adjacent to the blocking head, is provided with a first floating body and a first water inlet, the first floating body can float on the water surface, the first water inlet is positioned above the first floating body, the first floating body is in sliding connection with the outer side of the side wall of the housing, and the first floating body can slide upwards to block the first water inlet.
3. The potential energy biological sewage purifier of claim 1 or 2, wherein: and the inner side of the top wall of the housing is provided with a stand column extending to the bottom of the fifth reoxygenation tank, and the stand column is slidably inserted into the second floating body.
4. The potential energy biological sewage purifier of claim 3, wherein: the bottom wall of the suspension pool is provided with a drain hole, the bottom end of the first suspender extends out of the bottom wall of the suspension pool through the drain hole and is in sliding connection with the bottom wall of the suspension pool, the tail end of the first suspender is provided with a sealing plate, and a gap is reserved between the sealing plate and the bottom wall of the suspension pool so that the drain hole can drain sewage in the suspension pool.
5. The potential energy biological sewage purifier of claim 4, wherein: the lever assembly further comprises a pull rope, a first fulcrum shaft and a second fulcrum shaft, the first fulcrum shaft and the second fulcrum shaft are arranged in a front-back corresponding mode, one end of the pull rope is connected with the top end of the first hanging rod, and the other end of the pull rope sequentially bypasses the first fulcrum shaft and the second fulcrum shaft and is connected with the top end of the second hanging rod.
6. The potential energy biological sewage purifier of claim 1, wherein: and a filtering piece is covered on the second water inlet.
7. The potential energy biological sewage purifier of claim 1, wherein: and grid bars, a modified biological disc and a woven mesh are sequentially laid in the third reoxygenation tank from bottom to top, the modified biological disc is composed of second pore fillers, and the specific surface area of the second pore fillers is sequentially increased from left to right.
8. The potential energy biological sewage purifier of claim 1, wherein: the rear part of the second reoxygenation tank is filled with first pore fillers, the specific surface area of the first pore fillers is sequentially increased from bottom to top, the front side wall of the second reoxygenation tank is communicated with a first reoxygenation tank for receiving sewage, and for the vertically adjacent modified potential energy reoxygenation biological rotating discs, a third water outlet of the modified potential energy reoxygenation biological rotating disc positioned at the upper part is communicated with the first reoxygenation tank of the modified potential energy reoxygenation biological rotating disc positioned at the lower part.
9. The potential energy biological sewage purifier of claim 8, wherein: the joint at the position where the first reoxygenation tank is communicated with the second reoxygenation tank is designed to be an equal-diameter port or a variable-diameter port.
10. The potential energy biological sewage purifier of claim 8, wherein: the top end of the purifier is provided with a sewage water feeding device, the top end of the sewage water feeding device is communicated with a sewage water inlet pipe, and the bottom end of the sewage water feeding device is communicated with a first reoxygenation tank of the modified potential energy reoxygenation biological rotating disc positioned at the uppermost part.
CN201921558151.3U 2019-09-19 2019-09-19 Potential energy biological sewage purifier Active CN210620371U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113307444A (en) * 2021-04-26 2021-08-27 浙江德欧化工制造有限公司 Disperse blue 2BLN production nitrification wastewater treatment device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113307444A (en) * 2021-04-26 2021-08-27 浙江德欧化工制造有限公司 Disperse blue 2BLN production nitrification wastewater treatment device
CN113307444B (en) * 2021-04-26 2022-05-27 浙江德欧化工制造有限公司 Disperse blue 2BLN production nitrification wastewater treatment device

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