CN206308104U - A kind of potential energy reoxygenation sewage disposal parallel system water-supply apparatus - Google Patents

A kind of potential energy reoxygenation sewage disposal parallel system water-supply apparatus Download PDF

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Publication number
CN206308104U
CN206308104U CN201621478569.XU CN201621478569U CN206308104U CN 206308104 U CN206308104 U CN 206308104U CN 201621478569 U CN201621478569 U CN 201621478569U CN 206308104 U CN206308104 U CN 206308104U
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water
casing
baffle
box
water box
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CN201621478569.XU
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Chinese (zh)
Inventor
黄培勋
李飞
路振江
李进臣
宋艳艳
李彦春
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Zhengzhou Environmental Protection Technology Co Ltd
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Zhengzhou 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 discloses a kind of potential energy reoxygenation sewage disposal parallel system water-supply apparatus, including upper water assembly and the upper water box being symmetrical set, upper water box is provided with water inlet and water inlet controlling organization, drainage control mechanism and upper water management mechanism are provided with upper water box, the upper water box bottom surface below drainage control mechanism is provided with delivery port;With sewage is gradually filled in the upper water box of side, water inlet controlling organization closing water inlet, drainage control mechanism opens delivery port, and water assembly supplies water in the side upper water box on upper water management means block, and upper water assembly starts to be supplied water in opposite side upper water box.The utility model makes potential energy reoxygenation sewage disposal parallel system alternately upper water, without personal management, can whole automatic controls, water pump continuously works, it is to avoid starts repeatedly, can extend water pump service life, reduce the usage amount of water pump, reduce energy consumption, improves efficiency.

Description

A kind of potential energy reoxygenation sewage disposal parallel system water-supply apparatus
Technical field
The utility model belongs to technical field of sewage, and in particular to a kind of potential energy reoxygenation sewage disposal parallel system is used Water-supply apparatus.
Background technology
At present, carrying out biological treatment for sewage both at home and abroad mainly takes activated sludge mutually to be tied with Biological Contact Oxidation Process The further treatment technique of conjunction, the water quality after treatment can reach the standard of recycle-water, such biologic process for treating sewage aerobic process Use aeration more(Predominantly blast aeration)To increase the dissolved oxygen in sewage, to allow in activated sludge or filler biological Aerobic microbiological on film is able to grow, breeds, and decomposes the organic matter in sewage, but aeration reoxygenation efficiency is very low, energy consumption It is very high, get into smooth costly.Potential energy reoxygenation utilizes potential energy-utilized oxygen-increasing ecological bed, potential energy is discharged water by buoyancy and is converted into kinetic energy Carry out big oxygen reoxygenation and stripping, it is possible to reduce aeration power consumption and artificial control, it is necessary first to which sewage is evacuated to most last layer.In order to Pump interrupted water works, it is to avoid water pump frequent starting, is supplied water to two upper water boxs using a water pump, it is necessary to a set of parallel system Water-supply apparatus, when sewage load is larger simultaneously, it usually needs two potential energy-utilized oxygen-increasing ecological beds in parallel are processed, and are also needed Two water-supply apparatus are wanted to be supplied water to potential energy-utilized oxygen-increasing ecological bed respectively.
Utility model content
Based on the deficiencies in the prior art, the purpose of this utility model is to provide a kind of potential energy reoxygenation sewage disposal taken in conjunction System water-supply apparatus.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of potential energy reoxygenation sewage disposal parallel system water-supply apparatus, including upper water assembly and be symmetrical set it is upper Water tank, the upper water assembly is transversely fixed on two upper water boxs, and upper water box is provided with into water controlling organization, is set in upper water box There are drainage control mechanism and upper water management mechanism, the upper water box bottom surface below drainage control mechanism is provided with delivery port;
The upper water assembly includes the upper aquaporin being transversely fixed on two upper water boxs, the middle part of upper aquaporin bottom surface Upper hose is communicated with, the upper hose is connected with water pump, and sewage is evacuated in upper aquaporin by water pump;Upper aquaporin upper end Mouthful be fixedly arranged in the middle of support frame, the transverse tube of left and right closed at both ends is transversely hinged with support frame, transverse tube is built with water, transverse tube Left and right two ends be hung with first baffle for stopping upper aquaporin water outlet, the first baffle and upper aquaporin are slided and connected When connecing, and realizing that side first baffle closes water outlet by transverse tube, the first baffle of opposite side opens water outlet;
The upper water box is provided with the first open casing of upper end, and first casing is located under upper aquaporin port Side, the bottom of the first casing one side is provided with water inlet, and is connected with upper water box by water inlet;Side is provided with upper water box Rectangular shaped rim, the bottom of the rectangular shaped rim is connected with upper water box, and upper water box is upper outside rectangular shaped rim and the first casing The upper port of port closed, first casing and rectangular shaped rim is above the upper surface of upper water box;
The water inlet controlling organization includes the second baffle for closing water inlet, the lower end of second baffle and the first casing It is hinged, the top of second baffle is fixed with the first floating body, and the bottom surface of the first casing is provided with the first osculum;
The drainage control mechanism includes the second casing being fixed in upper water box, the second casing upper end opening and the second case The upper port of body is located in rectangular shaped rim, bottom surface in the middle part of the second casing and has spacing between the bottom surface of upper water box, the water outlet Mouth is located at the lower section in the middle part of the second casing;The second floating body is provided with second casing, delivery port is provided with for closing delivery port Third baffle, is fixed with head rod in third baffle, the upper end of head rod through the second casing base plate and with the Two floating bodies are fixedly connected;The bottom of the second casing one side is provided with the first discharge outlet, is provided with for sealing on the outside of the first discharge outlet The fourth gear plate of the first discharge outlet is closed, lower end and second casing of the fourth gear plate are hinged, and the top of fourth gear plate is fixed with 3rd floating body;
The water shutoff controlling organization includes the 3rd casing being fixed in upper water box, and the 3rd casing is located at first baffle Lower section, and the 3rd casing upper port higher than upper water box upper surface, the 4th casing, the 4th case are provided with the 3rd casing The height of body is less than the 3rd casing, and the upper surface of the 4th casing is fixed with the second vertical connecting rod, second connecting rod Upper end is through upper aquaporin and is hooked on transverse tube;The top of the 3rd casing one side is provided with for the 4th casing internal drainage First mozzle, the other end of the first mozzle is connected with the middle part of the first casing one side, the bottom of the 3rd casing one side Portion is provided with the second discharge outlet, and the fifth gear plate for closing the second discharge outlet, the fifth gear are provided with the outside of the second discharge outlet The lower end of plate is hinged with the 3rd casing, and the top of fifth gear plate is fixed with the 4th floating body, and the bottom of the 4th casing is provided with second row Water hole.
Preferably, be connected with the second horizontal mozzle in the middle part of the first casing side, second mozzle it is another Hold through and stretch into rectangular shaped rim, and be connected with the top of the second casing.
Preferably, corresponding slot before and after upper aquaporin is provided with first baffle joint, the first baffle insertion is inserted In groove, and moved up and down along slot.
Preferably, the bottom surface of the third baffle is provided with the gusset for reinforcing along the length direction of third baffle.
The utility model makes potential energy reoxygenation sewage disposal parallel system alternately upper water, without personal management, can whole automatic controls, Water pump continuously works, it is to avoid start repeatedly, can extend water pump service life, reduces the usage amount of water pump, reduces energy consumption, carries Efficiency high.
Brief description of the drawings
Fig. 1 is schematic perspective view of the present utility model;
Fig. 2 is the front view of Fig. 1;
Fig. 3 is the top view of Fig. 1;
Fig. 4 is the upward view of Fig. 1;
Fig. 5 is the left view of Fig. 1;
Fig. 6 is profiles of the Fig. 2 along line C-C;
Fig. 7 is the partial enlarged drawing at E in Fig. 6;
Fig. 8 is profiles of the Fig. 3 along line A-A;
Fig. 9 is the partial enlarged drawing at F in Fig. 8;
Figure 10 is profiles of the Fig. 3 along line B-B;
Figure 11 is the structural representation of water sealing mechanism in Figure 10;
Figure 12 is profiles of the Figure 11 along line D-D;
Figure 13 is the partial enlarged drawing at G in Figure 12.
Specific embodiment
Potential energy reoxygenation sewage disposal parallel system is made up of the potential energy-utilized oxygen-increasing ecological bed of two operations simultaneously, such as Fig. 1 ~ 13 institute Show, a kind of potential energy reoxygenation sewage disposal parallel system water-supply apparatus, including upper water assembly and the upper water box that is symmetrical set 10, the upper water assembly is transversely fixed on two upper water boxs 10, and upper water box 10 is provided with into water controlling organization, upper water box 10 Drainage control mechanism and upper water management mechanism are inside provided with, the bottom surface of upper water box 10 below drainage control mechanism is provided with delivery port 17。
The upper water assembly includes the upper aquaporin 2 being transversely fixed on two upper water boxs 10, and the upper aquaporin 2 is leaned on The front side of nearly upper water box 10, is communicated with upper hose 1 in the middle part of the bottom surface of upper aquaporin 2, the upper hose 1 is connected with water pump, and leads to Cross water pump sewage is evacuated in upper aquaporin 2;The upper port of upper aquaporin 2 is fixed with cover plate 3, and support frame 4 is fixed with cover plate 3, Transversely be hinged with the transverse tube 5 of left and right closed at both ends on support frame 4, and hinged place is located at the middle part of transverse tube 5, transverse tube 5 built with The water of semicanal, when the stress of transverse tube 5 rotates, the water of transverse tube 5 can flow to low one end, in situation about being acted on without external force Under, transverse tube 5 keeps stablizing motionless;The left and right two ends of transverse tube 5 are hung with the first baffle 6 for stopping the water outlet of upper aquaporin 2, The first baffle 6 is slidably connected for vertical and first baffle 6 with upper aquaporin 2, and upper aquaporin 2 connects with first baffle 6 Place is provided with front and rear corresponding slot 7, in the insertion slot 7 of the first baffle 6, and is moved up and down along slot 7;When the stress of transverse tube 5 When left end is rotated down, the first baffle 6 on right side can be lifted by transverse tube 5, the port on the right side of aquaporin 2 is in water outlet shape State, the left side port of upper aquaporin 2 is closed, equally, when the stress right-hand member of transverse tube 5 is rotated down, the first gear in left side Plate 6 can be lifted by transverse tube 5, the port in the left side of aquaporin 2 is in water outlet state, and the right side port of upper aquaporin 2 is in be closed State;I.e. two meeting of first baffle 6 realizations under the leverage of transverse tube 5 are alternately opening/closing.
The upper water box 10 is provided with the first open casing 9 of upper end, and first casing 9 is located at the port of upper aquaporin 2 Lower section, the bottom of the first casing 9 is slightly below the upper surface of upper water box 10, and the bottom of the leading flank of the first casing 9 is provided with water inlet 28, and be connected with upper water box 10 by water inlet 28;Front side is transversely provided with rectangular shaped rim 8, the rectangle on upper water box 10 Frame 8 is enclosed by the vertical rib in front, rear, left and right four and formed, and rectangular shaped rim 8 is located at the front side of the first casing 9, rectangular edges The bottom of frame 8 is connected with upper water box 10;Upper water box 10 is located at the upper port closing outside the casing 9 of rectangular shaped rim 8 and first, described The upper port of the first casing 9 and rectangular shaped rim 8 is above the upper surface of upper water box 10.
The water inlet controlling organization includes for closing the second baffle 27 of water inlet 28, the second baffle 27 be located at into The rear side at the mouth of a river 28, the size of the size more than water inlet 28 of second baffle 27, the lower end of second baffle 27 is cut with scissors with the first casing 9 Connect, the top of second baffle 27 is fixed with the first floating body 14;The bottom surface of the first casing 9 is provided with the first osculum 29, for slow Water in the first casing 9 of slow discharge, falls the first floating body 14, and second baffle 27 overturns to water inlet 28 and is in open mode.
The drainage control mechanism includes the second casing 12 for being fixed in upper water box 10, the upper end of the second casing 12 it is open and The upper port of the second casing 12 is located in rectangular shaped rim 8, is had between the bottom surface and the bottom surface of upper water box 10 at the middle part of the second casing 12 Spacing, the delivery port 17 is located at the lower section at the middle part of the second casing 12;The second floating body 16, delivery port 17 are provided with second casing 12 The third baffle 18 for closing delivery port 17 is provided with, head rod 20, head rod are fixed with third baffle 18 20 upper end passes through the base plate of the second casing 12 and is fixedly connected with the second floating body 16, and the bottom surface of third baffle 18 is along third baffle 18 length direction is provided with the gusset 19 for reinforcing;The bottom of the one side of the second casing 12 is provided with the first discharge outlet 21, first The outside of discharge outlet 21 is provided with the fourth gear plate 22 for closing the first discharge outlet 21, the lower end and second of the fourth gear plate 22 Casing 12 is hinged, and the top of fourth gear plate 22 is fixed with the 3rd floating body 15.First casing 9 connects away from a middle side part of upper water assembly Be connected to the second horizontal mozzle 11, the other end of second mozzle 11 passes through, stretch into rectangular shaped rim 8, and with the second case The top of body 12 is connected.
The water shutoff controlling organization includes the 3rd casing 13 that is fixed in upper water box 10, and the 3rd casing 13 is located at the The lower section of one baffle plate 6, and the 3rd casing 13 upper port higher than upper water box 10 upper surface;The 4th case is provided with 3rd casing 13 Body 23, the height of the 4th casing 23 is less than the 3rd casing 13, and the upper surface of the 4th casing 23 is fixed with the second vertical company Extension bar 25, the upper end of second connecting rod 25 passes through upper aquaporin 2 and is hooked on transverse tube 5;The one side of 3rd casing 13 Top is provided with for the first mozzle 26 to the internal drainage of the 4th casing 23, the other end of the first mozzle 26 and the first casing 9 It is connected in the middle part of one side, the bottom of the one side of the 3rd casing 13 is provided with the second discharge outlet 24, the outside of the second discharge outlet 24 The fifth gear plate 30 for closing the second discharge outlet 24 is provided with, lower end and the 3rd casing 13 of the fifth gear plate 30 are hinged, the The top of five baffle plates 30 is fixed with the 4th floating body 31, and the bottom of the 4th casing 23 is provided with second osculum 32 of a diameter of 8mm, uses Sewage in the 4th casing 23 of slow discharge.
On to two potential energy reoxygenation sewage disposal systems of parallel connection during water, be pumped into for sewage by water pump by upper hose 1 In water pipe 1;Sewage first is entered in upper water box 10 to the left, now, the right-hand member of the left end higher than transverse tube 5 of transverse tube 5, the first of left end Baffle plate 6 is lifted by transverse tube 5, makes have spacing between the bottom of first baffle 6 and the bottom of upper aquaporin 2, and the first gear on right side Plate 6 is forward and backward and bottom connects with upper aquaporin 2, and the interior water of transverse tube 5 flow to transverse tube right-hand member, in situation about being acted on without external force Under, transverse tube keeps inclining motionless, left side port discharge of the sewage from upper aquaporin 2;The sewage entered in the first casing 9 is from entering The mouth of a river 28 enters the upper water box 10 in left side, only a small amount of sewage in the first casing 9, therefore second baffle 27 is turned over, water inlet Mouth 28 is in open mode, and sewage enters left side upper water box 10 by water inlet 28;With wastewater level in left side upper water box 10 It is gradually increasing, the 3rd floating body 15 makes fourth gear plate 22 close the first discharge outlet 21, equally, the 4th floating body 31 under buoyancy Under buoyancy, fifth gear plate 30 is set to close the second discharge outlet 24, now, the second casing 12, the 3rd casing 13 and the 4th case There was only minimal amount of sewage in body 23, the second floating body 16 is located at the bottom of the second casing 12, the closing delivery port 17 of third baffle 18;When On water level continues when wastewater level in left side upper water box 10 reaches 10 upper surface of upper water box, in the casing 9 of rectangular shaped rim 8 and first Rise, until the first floating body 14 is raised by buoyancy, drive second baffle 27 to overturn to blocking water inlet 28, upper aquaporin completely 2 water entered in the first casing 9 no longer flow into upper water box 10 by water inlet 28, but flow into second by the second mozzle 11 In casing 12, the second floating body 16 is gradually risen by buoyancy, drives third baffle 18 to raise by the second connecting rod 25, is opened Delivery port 17, the sewage in left side upper water box 10 begins through delivery port 17 and discharges downwards;At the same time, the water of upper aquaporin 2 Can also be entered in the 4th casing 23 by the first casing 9 and the first mozzle 26, the built-in full water tenesmus of the 4th casing 23, and passed through 3rd connecting rod pulls downward on the left end of transverse tube 5, and the first baffle 6 in left side is moved down and stops upper aquaporin 2 to the left in upper water box 10 Draining, the current direction transverse tube left part in transverse tube 5, transverse tube 5 keeps left end low level, is raised the first baffle 6 on right side, completes left The upper water of side upper water box 10, upper aquaporin 2 starts the stabilization internal drainage of upper water box 10 to the right.Meanwhile, in the first casing of left side 9 Water is flowed slowly into the upper water box 10 of left side by the first osculum 29, with water level decreasing, the first floating body in the first casing of left side 9 14 fall, and drive second baffle 27 to rotate, and reopen water inlet 28, and the water in the first casing 9 enters rapidly upper water box 10;The Four casings 23 times fall behind, and still there is spacing the bottom surface of the 4th casing 23 with the bottom surface of the 3rd casing 13, and the water in the 4th casing 23 leads to The second osculum 32 is crossed to flow slowly into the 3rd casing 13;When wastewater level is less than the 3rd floating body 15 and four floating bodies 31, the Four baffle plates 22 and fifth gear plate 30 are downwardly turned over, and the water in the second casing 12 enters the upper water in left side by the first discharge outlet 21 In case 10, the water in the 3rd casing 13 by the upper water box 10 on the left of the inflow of the second discharge outlet 24, all passing through delivery port 17 again Drain into the potential energy-utilized oxygen-increasing ecological bed of the lower section of left side upper water box 10;With the water level reduction in the second casing 12, under the second floating body 16 Fall until third baffle 18 closes delivery port 17, the draining of completion left side upper water box 10.With in right side upper water box 10 gradually by Injection sewage, rises according to the second floating body 16 with identical process in left side upper water box 10, right side, opens right side upper water box 10 Delivery port 17, and the 4th casing 23 on right side drops, and makes the right side port shutdown water outlet of aquaporin 2, and upper aquaporin 2 is again Secondary upper water box to the left 10 supplies water, so alternately, without manual control, low energy consumption, efficiency high.
The utility model is not restricted to the described embodiments, and simply this reality is illustrated described in above-described embodiment and specification With new principle, the utility model also has various change and changes on the premise of the utility model spirit and scope are not departed from Enter, these changes and improvements are both fallen within the range of claimed the utility model.

Claims (4)

1. a kind of potential energy reoxygenation sewage disposal parallel system water-supply apparatus, including upper water assembly and the upper water being symmetrical set Case, the upper water assembly is transversely fixed on two upper water boxs, it is characterised in that:Upper water box is provided with into water controlling organization, Drainage control mechanism and upper water management mechanism are provided with upper water box, the upper water box bottom surface below drainage control mechanism is provided with water outlet Mouthful;
The upper water assembly includes the upper aquaporin being transversely fixed on two upper water boxs, the middle part connection of upper aquaporin bottom surface There is upper hose, the upper hose is connected with water pump, and sewage is evacuated in upper aquaporin by water pump;Upper aquaporin upper port Support frame is fixedly arranged in the middle of, the transverse tube of left and right closed at both ends is transversely hinged with support frame, transverse tube is built with water, a left side for transverse tube Right two ends are hung with the first baffle for stopping upper aquaporin water outlet, and the first baffle is slidably connected with upper aquaporin, And when realizing that side first baffle closes water outlet by transverse tube, the first baffle of opposite side opens water outlet;
The upper water box is provided with the first open casing of upper end, and first casing is located at the lower section of upper aquaporin port, the The bottom of one casing one side is provided with water inlet, and is connected with upper water box by water inlet;Side is provided with rectangle on upper water box Frame, the bottom of the rectangular shaped rim is connected with upper water box, and upper water box is located at the upper port outside rectangular shaped rim and the first casing The upper port of closing, first casing and rectangular shaped rim is above the upper surface of upper water box;
The water inlet controlling organization includes the second baffle for closing water inlet, and the lower end of second baffle is cut with scissors with the first casing Connect, the top of second baffle is fixed with the first floating body, and the bottom surface of the first casing is provided with the first osculum;
The drainage control mechanism includes the second casing being fixed in upper water box, and the second casing upper end is open and the second casing Upper port is located in rectangular shaped rim, bottom surface in the middle part of the second casing and has spacing between the bottom surface of upper water box, the delivery port position Lower section in the middle part of the second casing, is provided with the second floating body in the second casing, delivery port be provided with for close delivery port the 3rd Baffle plate, is fixed with head rod in third baffle, the upper end of head rod passes through the base plate of the second casing and floated with second Body is fixedly connected;The bottom of the second casing one side is provided with the first discharge outlet, is provided with the outside of the first discharge outlet for closing the The fourth gear plate of one discharge outlet, lower end and second casing of the fourth gear plate are hinged, and the top of fourth gear plate is fixed with the 3rd Floating body;
The water shutoff controlling organization includes the 3rd casing being fixed in upper water box, and the 3rd casing is located under first baffle Side, and the 3rd casing upper port higher than upper water box upper surface, the 4th casing is provided with the 3rd casing, the 4th casing The 3rd casing is highly less than, the upper surface of the 4th casing is fixed with the second vertical connecting rod, the upper end of second connecting rod Through upper aquaporin and it is hooked on transverse tube;The top of the 3rd casing one side is provided with for the first of the 4th casing internal drainage Mozzle, the other end of the first mozzle is connected with the middle part of the first casing one side, and the bottom of the 3rd casing one side sets There is the second discharge outlet, the fifth gear plate for closing the second discharge outlet is provided with the outside of the second discharge outlet, the fifth gear plate Lower end is hinged with the 3rd casing, and the top of fifth gear plate is fixed with the 4th floating body, and the bottom of the 4th casing is provided with the second osculum.
2. potential energy reoxygenation sewage disposal parallel system water-supply apparatus according to claim 1, it is characterised in that:First case The second horizontal mozzle is connected with the middle part of body side, the other end of second mozzle is passed through and stretches into rectangular shaped rim, And be connected with the top of the second casing.
3. potential energy reoxygenation sewage disposal parallel system water-supply apparatus according to claim 1, it is characterised in that:Upper water leads to Road is provided with front and rear corresponding slot with first baffle joint, in the first baffle insertion slot, and is moved up and down along slot.
4. potential energy reoxygenation sewage disposal parallel system water-supply apparatus according to claim 1, it is characterised in that:Described The bottom surface of three baffle plates is provided with the gusset for reinforcing along the length direction of third baffle.
CN201621478569.XU 2016-12-30 2016-12-30 A kind of potential energy reoxygenation sewage disposal parallel system water-supply apparatus Active CN206308104U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621478569.XU CN206308104U (en) 2016-12-30 2016-12-30 A kind of potential energy reoxygenation sewage disposal parallel system water-supply apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621478569.XU CN206308104U (en) 2016-12-30 2016-12-30 A kind of potential energy reoxygenation sewage disposal parallel system water-supply apparatus

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112456731A (en) * 2020-11-13 2021-03-09 苏州弘毅环境科技有限公司 Sewage treatment control method and system based on MBR process

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112456731A (en) * 2020-11-13 2021-03-09 苏州弘毅环境科技有限公司 Sewage treatment control method and system based on MBR process
CN112456731B (en) * 2020-11-13 2021-08-13 苏州弘毅环境科技有限公司 Sewage treatment control method and system based on MBR process

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