CN112811760A - Solar moving device for oxidative decomposition of sludge - Google Patents

Solar moving device for oxidative decomposition of sludge Download PDF

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Publication number
CN112811760A
CN112811760A CN202110210437.8A CN202110210437A CN112811760A CN 112811760 A CN112811760 A CN 112811760A CN 202110210437 A CN202110210437 A CN 202110210437A CN 112811760 A CN112811760 A CN 112811760A
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China
Prior art keywords
grid plate
aeration
fixed
floating body
plate
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CN202110210437.8A
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Chinese (zh)
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CN112811760B (en
Inventor
顾海涛
徐英士
钟伟
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Fishery Machinery and Instrument Research Institute of CAFS
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Fishery Machinery and Instrument Research Institute of CAFS
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Priority to CN202110210437.8A priority Critical patent/CN112811760B/en
Priority claimed from CN202110210437.8A external-priority patent/CN112811760B/en
Priority to LU102774A priority patent/LU102774B1/en
Publication of CN112811760A publication Critical patent/CN112811760A/en
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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F7/00—Aeration of stretches of water
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/02—Biological treatment
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/06—Treatment of sludge; Devices therefor by oxidation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/007—Contaminated open waterways, rivers, lakes or ponds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/009—Apparatus with independent power supply, e.g. solar cells, windpower, fuel cells
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/20—Controlling water pollution; Waste water treatment
    • Y02A20/208—Off-grid powered water treatment
    • Y02A20/212—Solar-powered wastewater sewage treatment, e.g. spray evaporation
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

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  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)

Abstract

The invention relates to a solar moving device for oxidizing and decomposing sludge, which comprises a flow guide pipe, a grid plate, a floating body and a transverse thrust device, wherein the flow guide pipe is arranged on the grid plate; the flow guide pipe is vertically limited in a longitudinal channel, the bottom of the flow guide pipe is fixedly connected with a buoyancy mud sledge, and the bottom in the flow guide pipe is fixedly provided with a row of aeration rods; the grid plate is obliquely arranged towards one side, the lower end of the grid plate is positioned in the radial range of the guide pipe, and the upper end of the grid plate is rotationally connected with a transverse thrust device arranged on the floating body; the component force of the lifting force generated by aeration of the aeration rod acting on the horizontal direction of the grid plate drives the floating body to transversely move; the top of the longitudinal channel is provided with a travel switch, when the travel switch is triggered after the diversion pipe is lifted by the lifting of the bottom of the river channel, the transverse thrust device drives the upper end of the grid plate to move transversely, the grid plate is overturned and inclines to the other side under the limit of the longitudinal channel, so that the component force of the lifting force generated by the aeration of the aeration rod acting on the horizontal direction of the grid plate is reversed.

Description

Solar moving device for oxidative decomposition of sludge
Technical Field
The invention relates to a solar moving device for oxidative decomposition of sludge, and belongs to the technical field of fishery mechanical equipment.
Background
The water surface of China is wide, polluted water areas of lakes, rivers and ponds are wide, and a large amount of NH is released by sediments such as leaves in nature, dead aquatic plants, artificial wastes, residual baits and excrement in pond culture3And H2S and other organic matters are dissolved in water to cause the water quality to be smelly, a large amount of sludge is generated at the bottom of the water, and the ecological and aquaculture industries are disturbed. Influences the healthy development of ecological environment.
The existing methods for treating the water bottom sludge include: a mud suction method, an excavating method, a dry pond solarization method, a method for increasing oxygen in water and the like. The treatment cost of the sludge cleaning method and the dry pond solarization method is high, the period is long, particularly, the sludge cleaning method also needs to stack and treat sludge, the culture benefit is greatly influenced, and the aeration is generally carried out in water by using an aerator, and the oxidation effect on the sludge on the water bottom surface is not ideal.
The pond aerator comprises an impeller, water ploughing devices, aerator devices for making water waves and aeration, and the like, and is in an aeration mode arranged at fixed points, so that the limitation of oxygen dissolution points in large-area water is overcome. Although the various oxygen increasing machines have high oxygen increasing efficiency in water, the oxygen increasing machines cannot oxidize and decompose underwater sludge. Wherein the aeration oxygen-increasing machine is arranged at the bottom of the water to exchange the water at the bottom layer and the water at the upper layer, but the exchange amount of the water at the bottom layer and the water at the upper layer is small.
At present, aeration and oxygenation are insufficient, the aeration is not ideal for the exchange quantity of upper and lower layers of water, and aeration placed at fixed points has large difference of oxygen content value in dissolved oxygen in water and low oxygenation efficiency. Therefore, the prior aeration and oxygenation device has certain limitation in use.
The reason for water quality deterioration is caused by a large amount of sludge accumulated on a water bottom layer, the sludge needs to be decomposed to improve the water quality, and a better method for decomposing the sludge is to repeatedly turn over and oxidize the sludge on the lower layer, wherein an aeration oxygen-increasing machine is aerated on the water bottom to exchange bottom water and upper water, but the exchange amount of the water on the water bottom layer and the upper water is small. In addition, compared with fixed aeration, the amount of dissolved oxygen in water can be greatly increased by mobile aeration, but how to realize mobile aeration and make the aerated part always positioned close to the bottom of a river channel is a difficult problem.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to improve the aeration efficiency, how to realize mobile aeration and how to enable the aeration position to be always close to the bottom of a river channel while the mobile aeration is carried out; and how to solve the power problem of the movable aeration and how to solve the problems of the reciprocating movement and the automatic control of the floating body.
The invention adopts the following technical scheme:
a solar mobile device for oxidizing and decomposing sludge comprises a draft tube 19, a grid plate 18, a floating body 15 and a transverse thrust device; the draft tube 19 is vertically limited in a longitudinal channel, the bottom of the draft tube 19 is fixedly connected with a buoyancy mud skid 21, and a row of aeration rods 20 are fixedly arranged at the bottom in the draft tube 19; the grid plate 18 is obliquely arranged towards one side, the lower end of the grid plate is positioned in the radial range of the draft tube 19, and the upper end of the grid plate is rotationally connected with a transverse thrust device arranged on the floating body 15; the horizontal component force of the lifting force generated by the aeration of the aeration rod 20 acting on the grid plate 18 drives the floating body 15 to transversely move; the top of the longitudinal channel is provided with a travel switch 16, when the draft tube 19 rises due to the lifting of the bottom of the river channel and then triggers the travel switch 16, the transverse thrust device drives the upper end of the grid plate 18 to transversely move, the grid plate 18 turns over and inclines to the other side under the limit of the longitudinal channel, and the component force of the lifting force generated by the aeration of the aeration rod 20 acting on the horizontal direction of the grid plate 18 is reversed.
Preferably, the solar house further comprises a solar panel 2, the solar panel is combined into a roof truss structure, and a rotating shaft 3 is fixed at the lower part of a longitudinal beam of the roof truss structure; the solar panel 2 is supported by a tower 5, the tower 5 is composed of 4 inclined pipes uniformly distributed under a circular hole plate, and the tower 5 is fixed on two longitudinal rods on the floating body frame; a rope guide pipe 7 is longitudinally fixed at the waist part of the tower frame 5, a rope 8 is strung in the rope guide pipe 7, and two ear hole plates 7a are respectively fixed at one side of the rope guide pipe 7; one end of a fastening handle 6 is a bolt, the other end of the fastening handle is a handle, the fastening handle 6 is stringed in an ear hole plate 7a, the rotating shaft 3 is inserted into a round hole plate at the top of the tower 5, the solar panel 2 can rotate, the fastening buckle sleeve 4 is arranged at the lower end of the rotating shaft 3, and the bolt at one end of the fastening handle 6 is screwed into a screw hole of the fastening buckle sleeve 4; the rope 8 limits the forward and backward movement of the floating body.
Preferably, the transverse thrust device is driven by an air pump 1, and the air pump is arranged on the floating body frame 14; the floating body frame 14 is fixed on two long-strip floating bodies, two longitudinal rods and a sliding rod 14a are fixed between two cross rods of the floating body frame 14, the tower 5 is integrally fixed on the two longitudinal rods of the floating body frame 14, the sliding sleeve 13 is sleeved on the sliding rod 14a and can move, and a push shaft 13a is arranged below the sliding sleeve 13; the inertial cylinder seat is fixed on a cross bar of the floating body frame 14, and the piston push rod 12 is connected with a sliding sleeve 13.
Preferably, said longitudinal channel comprises a support 17, said support 17 consisting of: the device comprises a square tube, wherein an ear hole plate 17a is arranged on the lower tube surface of the square tube, and sliding tubes 17b are fixed at the two ends of the square tube; the bracket 17 is fixed on the two longitudinal rods of the lower frame of the floating body frame 14.
Preferably, the composition of the grid 18 is: the back of the groove plate is vertically fixed on a rib plate 18c, the rib plate 18c between the groove plates is fixed with an ear hole plate 18b corresponding to the ear hole plate 17a, a push handle 18a is fixed between the groove plates in the middle of the rib plate 18c, and the upper part of the push handle 18a is provided with a long waist hole.
Preferably, the draft tube 19 is a rectangular tube, 4 sliding sleeves 19a are fixed at the front and back of the upper opening of the draft tube 19, the 4 sliding sleeves 19a are sleeved on the sliding tube 17b, and the draft tube 19 can slide up and down; buoyancy sliding plates 21 are arranged in front of and behind the lower opening of the draft tube 19, the longitudinal section of each buoyancy sliding plate 21 is similar to a bow, the distance for absorbing sludge is reserved at the lower opening of the draft tube 19, and the aeration rod 20 is arranged in the lower opening of the draft tube 19.
Further, the grill ear plate 18b is coupled to the holder ear plate 17a, and the grill plate 18 is rotatable on the holder 17.
Further, the air pump 1 is communicated with a reversing valve 10, the reversing valve 10 is communicated with a front air inlet 9a and a rear air inlet 9b, the front air inlet 9a and the rear air inlet 9b are communicated with a communicated air cylinder 9, the communicated air cylinder 9 is communicated with a rear air outlet 9d, the rear air outlet 9d is communicated with a reversing valve 11, and the reversing valve 11 is communicated with an aeration rod 20.
The invention has the beneficial effects that:
1) the movable aeration is realized, and the moving power of the floating body comes from the aeration. The exchange amount of water at the bottom and the upper layer by aeration is improved, the water at the upper layer and the lower layer is exchanged and mixed with the water surface, and volatile harmful substances and NH in the water can be volatilized3And H2S and the like. Mobile exposureCompared with the aeration oxygenation mode of fixed-point placement, the aeration oxygenation mode improves the oxygen content in water by 50 percent.
2) Through the fluctuation of honeycomb duct, the aeration position of messenger is in the position that is close the river course bottom all the time, and the aeration mixes bottom silt and surface of water, and under the photosynthesis of sunshine, the alga has absorbed the harmful substance of aquatic, releases oxygen, has improved aquatic dissolved oxygen value once more.
3) The thrust of aeration is used as the power of the reciprocating movement of the floating body, so that the problem of the power of the movement is solved, and the actual problem of insufficient power of solar energy generation is solved because the aeration is used as the power and extra power is not actually adopted.
4) The problem of body reciprocating motion's control is solved, but the honeycomb duct is free floating under the spacing of vertical passageway, has two functions: first for the position of aeration is located all the time and is close the river course bottom, and the control problem of body reciprocating motion has been solved to the second: according to the height change of the bottom of the river channel, the up-and-down floating of the flow guide pipe triggers the travel switch, the grid plate is ingeniously driven by the transverse thrust device to overturn to the other side, so that the component force of the lifting force generated by aeration of the aeration rod acting on the horizontal direction of the grid plate is reversed, the control problem of the reciprocating movement of the floating body is solved, and the control is purely mechanical, simple and reliable.
5) Aeration in the diversion pipe during movement is adopted, the water lifting flow formed by the aeration in the diversion pipe is more than 5 times of that of a water pump, however, the diversion pipe can be caused to be sunk into sludge and cannot move when the diversion pipe moves in the sludge under the action of the aeration counter force, the problem is solved ingeniously through the arrangement of the buoyancy mud sledges, and the inclined planes at the two ends of the buoyancy mud sledges are favorable for obstacles at the bottom of a river channel to form upward component force on the diversion pipe.
6) The whole device is ingenious in design, utilizes solar energy as power, and is interesting.
Drawings
FIG. 1 is a front view of a solar energy moving apparatus for oxidative decomposition of sludge according to the present invention.
Fig. 2 is a front view of the solar moving apparatus for oxidative decomposition of sludge according to the present invention.
Fig. 3 is a left side view of the solar energy moving apparatus for oxidative decomposition of sludge according to the present invention.
Fig. 4 is a layout of the solar moving device for sludge oxidative decomposition according to the present invention.
Figure 5 is a schematic view of the installation of the floating body superstructure.
FIG. 6 is a schematic diagram illustrating a change of a rotation fixing state of a solar panel.
Figure 7a is a front view of the structure on the floating body.
Figure 7b is a top view of the structure on the floating body.
Fig. 8 is a schematic view of the installation and disassembly of the lower structure of the drawing.
Fig. 9a is a schematic structural diagram of a communication cylinder.
Fig. 9B is a cross-sectional view B-B of fig. 9a.
Fig. 10a is a schematic view of a solar energy moving device for oxidative decomposition of sludge upon activation of a travel switch.
Fig. 10b is a schematic diagram of the solar energy moving device for sludge oxidation and decomposition after the grid plate is turned over after the travel switch is triggered.
FIG. 11 is a graph of the oxygen dissolution value of an unsaturated aeration in transit.
In the figure, 1, an air pump, 2, a solar panel, 3, a rotating shaft, 4, a fastening buckle, 5, a tower, 6, a fastening handle, 7, a rope guide pipe, 7a, an ear hole plate, 8, a rope, 9, a communication type air cylinder, 9a front air inlet, 9b, a rear air inlet, 9c, a front air outlet, 9d, a rear air outlet, 10 and 11, a reversing valve, 12, a piston push rod, 13, a sliding sleeve, 13a, a push shaft, 14, a floating body frame, 14a, a sliding rod, 15, a floating body, 16, a travel switch, 17, a bracket, 17a ear hole plate, 17b, a sliding pipe, 18, a grid plate, 18a push handle, 18b, ear hole plate, 18c, a rib plate, 19, a flow guide pipe, 19a sliding sleeve, 20, an aeration rod and 21, a buoyancy mud plate.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
Referring to fig. 4, a solar energy moving device for sludge oxidation and decomposition, a solar panel 2 is combined into a roof truss shape, and a rotating shaft 3 is fixed at the lower part of a longitudinal beam shaped like the roof truss; the tower 5 is formed by 4 inclined pipes uniformly distributed below a round hole plate, the tower 5 is fixed on two longitudinal rods on a floating body frame 14, a rope guide pipe 7 is longitudinally fixed at the waist part of the tower 5, a rope 8 is strung in the rope guide pipe 7, and two ear hole plates 7a are respectively fixed at one side of the rope guide pipe 7; the one end of fastening handle 6 is the bolt, and the other end is the handle, and fastening handle 6 cluster is in ear orifice plate 7a, and in 5 top's of pylon circular orifice plates were inserted to pivot 3, solar panel 2 was rotatable, and tight set buckle cover 4 was in 3 lower extremes of pivot, and the bolt screw in of the one end of fastening handle 6 is in the screw of tight set buckle 4.
Referring to fig. 4, 7a and 7b, the air pump 1 is provided on the floating body frame 14; the floating body frame 14 is fixed on two long-strip floating bodies, two longitudinal rods and a sliding rod 14a are fixed between two cross rods of the floating body frame 14, the tower 5 is integrally fixed on the two longitudinal rods of the floating body frame 14, the sliding sleeve 13 is sleeved on the sliding rod 14a and can move, and a push shaft 13a is arranged below the sliding sleeve 13; the inertial through type cylinder 9 is arranged above the sliding rod 14a, the cylinder seat is fixed on the cross rod of the floating body frame 14, and the piston push rod 12 is connected with the sliding sleeve 13;
see upper part of fig. 8, composition of the support 17: a square pipe is erected on the upper pipe surface in the middle of the square pipe, the lower pipe surface is provided with an ear hole plate 17a, and two ends of the square pipe are fixed with sliding pipes 17 b; the brackets 17 are fixed on the two vertical rods of the lower frame of the floating body frame 14 respectively.
See the middle of fig. 8, the composition of the grid 18: the back of the groove plate is vertically fixed on a rib plate 18c, the rib plate 18c between the groove plates is fixed with an ear hole plate 18b corresponding to the ear hole plate 17a, a push handle 18a is fixed between the groove plates 18c in the middle of the rib plates, and the upper part of the push handle 18a is provided with a long waist hole.
Referring to the lower part of fig. 5, the draft tube 19 is a rectangular tube, 4 sliding sleeves 19a are fixed at the front and back of the upper opening of the draft tube 19, the 4 sliding sleeves 19a are sleeved on the sliding tube 17b, and the draft tube 19 can slide up and down; buoyancy sliding plates 21 are arranged in front of and behind the lower opening of the draft tube 19, the longitudinal section of each buoyancy sliding plate 21 is similar to a bow, the distance for absorbing sludge is reserved at the lower opening of the draft tube 19, and the aeration rod 20 is erected in the lower opening of the draft tube 19;
continuing to refer to FIG. 5, the ear plate 18b of the grid plate 18 is coupled to the ear plate 17a of the bracket 17, and the grid plate 18 is rotatable on the bracket 17; a push shaft 13a below the long waist hole sleeve sliding sleeve 13 on the push handle 18 a;
referring to fig. 9a-9b, the air pump 1 is connected with a reversing valve 10, the reversing valve 10 is connected with a front air inlet 9a and a rear air inlet 9b, the front air inlet 9a and the rear air inlet 9b are connected with a communicated cylinder 9, the communicated cylinder 9 is connected with a rear air outlet 9d, the rear air outlet 9d is connected with a reversing valve 11, and the reversing valve 11 is connected with an aeration rod 20.
In actual work, as shown in figures 1-10b, solar energy is used as aeration power, and the solar panels 2 are combined into a roof truss shape, so that the intensity of sunlight irradiation can be uniformly absorbed. The lower part of a longitudinal beam shaped like a roof truss is fixed with a rotating shaft 3, a tower frame 5 is formed by uniformly distributing 4 inclined pipes under a circular hole plate, the tower frame 5 is fixed on two longitudinal rods on a floating body frame 14, the waist part of the tower frame 5 is longitudinally fixed with a rope guide pipe 7, a rope 8 is strung in the rope guide pipe 7, and the rope 8 is taken as a track for aeration and oxygenation movement and is fixed at two ends of sludge treatment; two ear hole plates 7a are respectively erected on one side of the rope guide pipe 7; one end of the fastening handle 6 is a bolt, the other end is a handle, and the fastening handle 6 is stringed in the ear hole plate 7a. The rotating shaft 3 is inserted into a circular hole plate at the top of the tower frame 5, the solar panel 2 can rotate, the fastening buckle 4 is sleeved at the lower end of the rotating shaft 3, and a bolt at one end of the fastening handle 6 is screwed into a screw hole of the fastening buckle 4; solar panel 2 is rotatable fixed, to seasonal solar deviation adjustable irradiation angle, and solar panel 2 is towards the sun angle modulation back, and tight knot 4 locking pivot 3 is fastened, and solar panel 2 is fixed, can follow long absorption solar ray and penetrate the energy, all can use to the region that lacks electric power. The air pump 1 is arranged on the floating body frame 14; the floating body frame 14 is fixed on two long-strip floating bodies, two longitudinal rods and a sliding rod 14a are arranged between two cross rods of the floating body frame 14, and the tower 5 is integrally fixed on the two longitudinal rods of the floating body frame 14; the sliding sleeve 13 is sleeved on the sliding rod 14a and can move, and a pushing shaft 13a is arranged below the sliding sleeve 13; the inertia through type air cylinder 9 is arranged above the sliding rod 14a, the inertia through type air cylinder seat is fixed on a cross rod of the floating body frame 14, and the piston push rod 12 is connected with the sliding sleeve 13.
Composition of the stent 17: a square tube is fixed on the middle part of one square tube, an ear hole plate 17a is fixed on the lower part of the square tube, and sliding tubes 17b are fixed at two ends of the square tube; the bracket 17 is fixed on the two lower longitudinal rods of the floating body frame 14.
The grid 18 consists of: the back of the groove plate is vertically fixed on a rib plate 18c, two ear hole plates 18b are fixed on the rib plate 18c between the two groove plates corresponding to the ear hole plate 17a, a push handle 18a is fixed between the groove plates on the two sides on the vertical central line of the rib plate 18c, and a long waist hole is formed in the upper part of the push handle 18 a; the slotted plates are used for the purpose of better absorbing the lifting force of the water flow and preventing the water from slipping off the grid plates 18.
The honeycomb duct 19 is long square pipe, 4 sliding sleeves 19a are fixed around honeycomb duct 19 suitable for reading, and honeycomb duct 19 end opening sets up buoyancy slide 21, and the vertical tangent plane shape of buoyancy slide 21 is similar to the bow and is favorable to removing in the submarine depression.
The buoyancy slide plate 21 has buoyancy, can lighten the whole weight of the draft tube 19, in order to prevent the draft tube 19 from being sunk into the sludge, can move freely under the support of the sludge; the lower opening of the draft tube 19 is spaced, so that the sludge can smoothly enter the draft tube 19; an aeration rod 20 is mounted at the lower mouth. Mounting the ear hole plate 18b of the grid plate 18 on the ear hole plate 17a of the bracket 17, the grid plate 18 being rotatable on the bracket 17; the long waist hole on the push handle 18a is sleeved on the push shaft 13a under the sliding sleeve 13; the air pump is communicated with a reversing valve 10, the reversing valve 10 is connected with a front air inlet 9a and a rear air inlet 9b, and the front air inlet 9a and the rear air inlet 9b are communicated with a communicated cylinder 9; the front air outlet 9c and the rear air outlet 9d are connected with a reversing valve 11, and the reversing valve 11 is communicated with an aeration rod 20.
The solar panel 2 starts to make the electric pump 1 start, the air pump 1 leads to the reversing valve 10, the reversing valve 10 opens the front air inlet 9a, close the back air inlet 9b, the compressed air enters the communicating cylinder 9, the front air outlet 9c and the back air outlet 9d connect with the reversing valve 11, the reversing valve 11 closes the back air outlet 9c, open the front air outlet 9d, the compressed air enters the aeration rod 20 from the reversing valve 11, the aeration rod 20 aerates in the draft tube 19, the bubble drives the water to rise to form the water flow in aeration, the kinetic energy of the water flow rising acts on the inclined plane of the grid plate 18 above, the counter force on the grid plate 18 acts on the floating body, make the floating body produce and move; meanwhile, the draft tube 19 is aerated, the suction port of the pipeline forms suction at the bottom of the water, silt at the bottom of the water is sent to the water surface, water at the upper layer and the lower layer is exchanged and mixed, and the silt is fully oxidized and decomposed. The lower opening of the draft tube 19 is provided with a buoyancy sliding plate 21, and the buoyancy sliding plate 21 is provided with buoyancy, so that the whole weight 19 of the draft tube can be lightened, and the draft tube can freely move under the support of sludge.
When the air flows to shoals on both sides, the draft tube 19 drives the sliding sleeve 19a to ascend and slide, the sliding sleeve 19a is sleeved on the sliding tube 17b, when the sliding sleeve baffle plate 19a triggers the travel switch 16, the travel switch 16 controls the reversing valve 10, the reversing valve 11 controls the front air inlet switch 9a in a reversing way, the rear air inlet 9b opens the communicated cylinder 9, compressed air enters the front end of the cylinder and pushes the piston push rod 12 to the rear end of the cylinder, the reversing valve 11 controls the rear air outlet switch 9d in a reversing way, the front air outlet 9c is opened, the compressed air passes through the reversing valve 11 from the front air outlet 9c and then passes through the aeration rod 20, and the aeration rod 20 starts to aer; compressed air enters the front end of the cylinder to push the piston push rod 12 to the rear end of the cylinder, meanwhile, the piston push rod 12 pushes the sliding sleeve 13 and the push handle 18a sleeved on the push shaft 13a to the other end, the grid plate 18 rotates along with the push handle 18a at the fulcrum of the lug hole plate 17a, and the grid plate 18 rotates to the opposite angle. The force on the louvers 18 is converted to a reverse thrust and the device moves in the opposite direction. The device thus automatically breaks down the sludge oxidation back and forth between the two banks along the guide rope 8.
The solar moving device for oxidizing and decomposing the sludge utilizes solar energy as the power of the air pump, compressed air of the air pump is used for aeration and oxygenation and is switched to change the moving direction, and the aeration in the flow guide pipe forms suction and movement, so that the oxygen increasing efficiency is greatly improved.
In this embodiment:
1. solar energy is used as aeration power, and the solar panels are combined into a roof truss shape, so that the intensity of sunlight irradiation can be uniformly absorbed. The solar panel can be rotated and fixed, can adjust the irradiation angle to seasonal solar deviation, can absorb solar light irradiation energy along a long time, and can be used for regions lacking electric power.
2. The aeration rod is arranged in the flow guide pipe for aeration, and the buoyancy of the bubbles pushes the water body to rise to form water lifting in the pipe; the aeration is carried out in the diversion pipe in the test, and the water lifting capacity of the aeration is more than 5 times that of a water pump;
3. the water is lifted by utilizing the aeration in the diversion pipe, the ascending water flow acts on the grid plate, and the thrust on the grid plate moves the floating body; the aeration oxygen increasing capacity can be improved by 50% in moving compared with fixed point aeration oxygen increasing, and the test curve chart of figure 11 shows.
4. Aerating in the diversion pipe to form suction, so that the sludge at the bottom of the water and the water at the upper layer and the lower layer are exchanged and mixed to volatilize volatile harmful substances and NH in the water3And H2S and the like. Meanwhile, the aeration mixes the water at the bottom layer of the pond with the water surface, and under the photosynthesis of sunlight, the algae absorb harmful substances in the water and release oxygen; and aeration and oxygenation are carried out in the guide pipe during movement, so that the dissolved oxygen value and the water exchange amount in water are comprehensively improved, and sludge is fully oxidized and decomposed.
5. The guide pipe is prevented from being sunk into sludge, the lower opening of the guide pipe is provided with the buoyancy sliding plate, the buoyancy sliding plate is provided with buoyancy, the whole weight of the guide pipe can be lightened, and the guide pipe can freely move under the support of the sludge.
6. The upper opening of the flow guide pipe is provided with a sliding sleeve, the sliding sleeve is sleeved on the sliding pipe, the whole flow guide pipe can slide up and down, when the flow guide pipe moves to a shoal, the flow guide pipe slides upwards on the sliding pipe along with the sliding sleeve, when a baffle on the sliding sleeve moves to trigger a travel switch, the travel switch controls a reversing valve to reverse, the inertial through type cylinder drives a 12-piston push rod, the grid plates form an opposite angle, the thrust acting on the grid plates is changed into reverse thrust, and the device moves reversely; the rope is strung in the rope guide pipe, and the device automatically moves back and forth along the ropes of the rope guide under the control of the travel switch.
While the preferred embodiments of the present invention have been described, those skilled in the art will appreciate that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (8)

1. A solar mobile device for oxidative decomposition of sludge is characterized in that:
comprises a draft tube (19), a grid plate (18), a floating body (15) and a transverse thrust device;
the guide pipe (19) is vertically limited in a longitudinal channel, the bottom of the guide pipe (19) is fixedly connected with a buoyancy mud skid (21), and a row of aeration rods (20) are fixedly arranged at the bottom in the guide pipe (19);
the grid plate (18) is obliquely arranged towards one side, the lower end of the grid plate is positioned in the radial range of the draft tube (19), and the upper end of the grid plate is rotatably connected with a transverse thrust device arranged on the floating body (15);
the horizontal component force of the lifting force generated by the aeration of the aeration rod (20) acting on the grid plate (18) drives the floating body (15) to transversely move;
the top of the longitudinal channel is provided with a travel switch (16), when the draft tube (19) rises due to the lifting of the bottom of the river channel and then triggers the travel switch (16), the transverse thrust device drives the upper end of the grid plate (18) to transversely move, the grid plate (18) overturns and inclines to the other side under the limit of the longitudinal channel, and the component force of the lifting force generated by the aeration rod (20) and acting on the horizontal direction of the grid plate (18) is reversed.
2. The solar moving apparatus for oxidative decomposition of sludge according to claim 1, wherein:
the solar house is characterized by further comprising solar panels (2), wherein the solar panels are combined into a roof truss structure, and a rotating shaft (3) is fixed at the lower part of a longitudinal beam of the roof truss structure; the solar panel (2) is supported by a tower frame (5), the tower frame (5) is composed of 4 inclined pipes uniformly distributed under a circular hole plate, and the tower frame (5) is fixed on two longitudinal rods on the floating body frame;
a rope guide pipe (7) is longitudinally fixed at the waist part of the tower frame (5), a rope (8) is strung in the rope guide pipe (7), and two ear hole plates (7a) are respectively fixed at one side of the rope guide pipe (7); one end of a fastening handle (6) is a bolt, the other end of the fastening handle is a handle, the fastening handle (6) is connected in a lug hole plate (7a) in series, a rotating shaft (3) is inserted into a round hole plate at the top of a tower (5), a solar panel (2) can rotate, a fastening buckle sleeve (4) is arranged at the lower end of the rotating shaft (3), and a bolt at one end of the fastening handle (6) is screwed into a screw hole of the fastening buckle sleeve (4);
the rope (8) limits the front and back movement of the floating body.
3. The solar moving apparatus for oxidative decomposition of sludge according to claim 1, wherein: the transverse thrust device is driven by an air pump (1), and the air pump is arranged on the floating body frame (14); the floating body frame (14) is fixed on two long-strip floating bodies, two longitudinal rods and a sliding rod (14a) are fixed between two cross rods of the floating body frame (14), the tower frame (5) is integrally fixed on the two longitudinal rods of the floating body frame (14), the sliding sleeve (13) is sleeved on the sliding rod (14a) and can move, and a push shaft (13a) is arranged below the sliding sleeve (13); the inertial through type cylinder seat is fixed on a cross bar of the floating body frame (14), and the piston push rod (12) is connected with the sliding sleeve (13).
4. The solar moving apparatus for oxidative decomposition of sludge according to claim 1, wherein: the longitudinal channel comprises a support (17), the support (17) having a composition: the device comprises a square tube, wherein an ear hole plate (17a) is arranged on the lower tube surface of the square tube, and sliding tubes (17b) are fixed at two ends of the square tube; the bracket (17) is fixed on two longitudinal rods of the lower frame of the floating body frame (14).
5. The solar moving apparatus for oxidative decomposition of sludge according to claim 1, wherein: the composition of the grid plate (18): the back of the groove plate is vertically fixed on a rib plate (18c), the rib plate (18c) between the groove plates is fixed with an ear hole plate (18b) corresponding to the ear hole plate (17a), a push handle (18a) is fixed between the groove plates in the middle of the rib plate (18c), and the upper part of the push handle (18a) is provided with a long waist hole.
6. The solar moving apparatus for oxidative decomposition of sludge according to claim 1, wherein: the guide pipe (19) is a long square pipe, 4 sliding sleeves (19a) are fixed at the front and back of the upper opening of the guide pipe (19), the 4 sliding sleeves (19a) are sleeved on the sliding pipe (17b), and the guide pipe (19) can slide up and down; buoyancy sliding plates (21) are arranged in front of and behind the lower opening of the draft tube (19), the longitudinal section of each buoyancy sliding plate (21) is similar to a bow, the distance for absorbing sludge is reserved at the lower opening of the draft tube (19), and the aeration rod (20) is arranged in the lower opening of the draft tube (19).
7. The solar moving apparatus for oxidative decomposition of sludge according to claim 5, wherein: the grid plate ear hole plate (18b) is connected with the bracket ear hole plate (17a), and the grid plate (18) can rotate on the bracket (17).
8. The solar moving apparatus for oxidative decomposition of sludge according to claim 3, wherein: the air pump (1) is communicated with the reversing valve (10), the reversing valve (10) is communicated with a front air inlet (9a) and a rear air inlet (9b), the front air inlet (9a) and the rear air inlet (9b) are communicated with the communicated air cylinder (9), the communicated air cylinder (9) is communicated with a rear air outlet (9d), the rear air outlet (9d) is communicated with the reversing valve (11), and the reversing valve (11) is communicated with the aeration rod (20).
CN202110210437.8A 2021-02-25 2021-02-25 Solar mobile device for oxidative decomposition of sludge Active CN112811760B (en)

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LU102774A LU102774B1 (en) 2021-02-25 2021-04-14 Solar moving device for silt oxidation and decomposition

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