CN113399443A - Photocatalytic reactor for soil remediation - Google Patents
Photocatalytic reactor for soil remediation Download PDFInfo
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- CN113399443A CN113399443A CN202110655828.0A CN202110655828A CN113399443A CN 113399443 A CN113399443 A CN 113399443A CN 202110655828 A CN202110655828 A CN 202110655828A CN 113399443 A CN113399443 A CN 113399443A
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- photocatalytic
- groove
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- plate
- extrusion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/02—Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft
- B02C13/06—Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft with beaters rigidly connected to the rotor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/20—Disintegrating by mills having rotary beater elements ; Hammer mills with two or more co-operating rotors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
- B02C13/28—Shape or construction of beater elements
- B02C13/2804—Shape or construction of beater elements the beater elements being rigidly connected to the rotor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/08—Reclamation of contaminated soil chemically
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Catalysts (AREA)
Abstract
The invention discloses a photocatalytic reactor for soil remediation, wherein two groups of transmission assemblies are symmetrically arranged in a reaction box, any one group of transmission assembly comprises a rotating column and a stirring rod which are transmitted by a conveyor belt, an eccentric rod is fixedly connected at the eccentric part of the end surface of the rotating column, the eccentric rod is rotatably connected with a connecting rod, the connecting rod is rotatably connected with an extrusion rod, a photocatalytic plate is movably arranged in a catalysis cavity, two elastic water bags are symmetrically connected at two ends of the bottom wall of the photocatalytic plate, and an electromagnetic valve controlled by a rotation sensor is arranged in the photocatalytic plate The ratchet wheel is matched with the rotation sensor, and the soil after photocatalysis is finished is timely discharged.
Description
Technical Field
The invention relates to the technical field of soil photocatalysis, in particular to a photocatalytic reactor for soil remediation.
Background
Soil contamination can result from a number of things, including, for example, the presence of non-naturally occurring substances in the natural soil environment. Contamination can result from, for example, leakage from underground storage tanks, use of pesticides, infiltration of contaminated surface water into underground formations, oil and fuel discharge, waste leaching from landfills, or direct discharge of industrial waste to the soil. Some common substances found in contaminated soils include petroleum hydrocarbons, solvents, pesticides, lead and other heavy metals. Wherein, the organic pollution of soil mainly refers to the pollution of chemical pesticides, which can change the composition and physicochemical properties of soil, then destroy the normal composition of soil, and finally can form harm to human health through the processes of absorption of plants, accumulation of food chains and the like, such as 'three-cause' effect: pathogenic, carcinogenic, mutagenic.
Among the prior art, a photocatalysis soil prosthetic devices of application number "201711457957.9" includes shell, axis of rotation, spiral conveying blade and ultraviolet lamp, covers the photocatalyst coating on spiral conveying blade for soil and photocatalyst coating fully contact, realize the photocatalysis effect to soil, and then realize restoreing the purification of soil.
However, the prior art still has major defects, such as: 1, the soil cannot be fully crushed only by adopting a group of spiral conveying blades to stir the soil, the size of soil particles is directly related to the photocatalytic efficiency, the smaller the soil particles are, the more the contact between the soil and the photocatalyst is, and the higher the photocatalytic efficiency of the soil is; 2, photocatalyst coating and soil stirring contact on the above-mentioned technique through spiral transport blade, the photocatalysis mode is comparatively extensive, can't realize the purification of refining to soil and restoreing to can't improve the purification repair effect to soil.
Disclosure of Invention
The present invention is directed to a photocatalytic reactor for soil remediation, which solves the above-mentioned problems of the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
a photocatalytic reactor for soil remediation comprises a reaction box, wherein a feeding port, a stirring cavity, a communicating groove, a catalysis cavity and a discharging port which are sequentially communicated from top to bottom are formed in the reaction box, two groups of transmission assemblies are symmetrically arranged in the reaction box, any one group of transmission assembly comprises a rotating column and a stirring rod with stirring blades, the rotating directions of the stirring rods of the two groups of transmission assemblies are opposite and are meshed through the stirring blades, the stirring rod is rotatably arranged in the stirring cavity and is installed on a driving motor, the rotating column is rotatably arranged in the catalysis cavity, and the rotating column and the stirring rod are driven by a conveying belt;
an eccentric rod is fixedly connected to the eccentric position of the end face of the rotating column, the eccentric rod is rotatably connected with a connecting rod, the connecting rod is rotatably connected with an extrusion rod, a photocatalytic plate is movably arranged in the catalytic cavity, a photocatalytic lamp is fixedly arranged above the photocatalytic plate, two elastic water bags are symmetrically connected to two ends of the bottom wall of the photocatalytic plate, the lower end of the extrusion rod is in extrusion fit with the upper side of the end part of the photocatalytic plate, a ring plate is fixedly connected above the photocatalytic plate, and the inner side wall of the ring plate is communicated with the elastic water bags;
the fixed case of being provided with below the photocatalysis board, the activity slides in the fixed case and stretches out and have the extension bar, and the extrusion fit of extension bar and photocatalysis board bottom wall, the extension bar stretches into fixed case's one end and fixed incasement wall fixed connection elastic connecting rod, it is provided with ratchet and the one-way pawl subassembly of restriction ratchet one-way rotation to rotate in the fixed case, and extension bar fixedly connected with and ratchet meshing's ratchet, still be provided with in the fixed case and detect ratchet pivoted rotation sensor, be provided with the electromagnetic valve through rotation sensor control in the photocatalysis board.
Preferably, two drive assembly the driving motor symmetry sets up in the reaction box both sides, and driving motor and reaction box lateral wall fixedly connected with fixed column, puddler one end is rotated and is stretched out the reaction box and install on driving motor, the stirring chamber is connected with the transmission groove, the puddler is kept away from driving motor's one end activity and is stretched into the transmission groove, and conveyer belt sliding connection is served at the puddler that stretches into the transmission groove.
Preferably, the catalysis chamber bilateral symmetry is seted up the rotation groove that rotates one by one and set up the rotation post, rotate inslot wall fixedly connected with annular cardboard, and rotate the post and stretch into and set up the annular groove that the activity blocked annular cardboard on the shaft of rotation groove.
Preferably, eccentric rod fixed connection is on rotating the terminal surface that the post stretched into the rotation groove, the connecting rod is seted up and is supplied the eccentric rod to rotate male logical groove, and two baffles that block the connecting rod of eccentric rod outside fixedly connected with, the connecting rod rotates with the extrusion stem junction and has passed the pivot, and the pivot stretches out the equal fixedly connected with dog of one end of connecting rod, extrusion stem.
Preferably, the rotation groove is connected with the extrusion groove that slides and set up the extrusion pole, the extrusion groove is connected with and stretches into the groove, the first clamp plate of one end fixedly connected with of extrusion groove is stretched into to the extrusion pole, and first clamp plate activity stretches into and stretches into the groove, the second clamp plate that two stretch into the groove is inserted one by one to photocatalysis board both ends fixedly connected with respectively, and first clamp plate diapire and second clamp plate roof extrusion cooperation.
Preferably, it has the bracing piece to rotate to pass in the ratchet, and bracing piece fixed connection is on fixed incasement wall, one-way pawl subassembly includes one-way pawl and limiting plate, it is connected with the ball to rotate between one-way pawl and fixed incasement wall, and fixed connection elasticity stay cord between one-way pawl and fixed incasement wall, limiting plate fixed connection is on fixed incasement wall and is located one-way pawl one side.
Preferably, the one-way pawl is located on the right side of the ratchet wheel, the extension rod is located on the left side of the ratchet wheel, and the limiting plate is fixedly arranged on the lower side of the one-way pawl.
Preferably, only one ratchet engaged with the ratchet is fixedly connected to the protruding rod.
Preferably, the photocatalytic plate is covered with a titanium dioxide coating.
Preferably, the electromagnetic valve is arranged in the middle of the photocatalytic plate, a guide cylinder is fixedly arranged below the electromagnetic valve, and the guide cylinder is communicated with the discharge hole.
Compared with the prior art, the invention has the beneficial effects that:
the device is characterized in that two stirring rods with opposite rotation directions are arranged in a stirring cavity, stirring and crushing of large-particle soil are realized through meshing extrusion of stirring blades on the two stirring rods, and the size of soil particles entering the reaction cavity is controlled by setting the size of a communicating groove, so that the soil with larger particles can enter the reaction cavity for reaction after multiple stirring and crushing, and the photocatalytic effect of the soil is improved;
2, the device enables the two extrusion rods to do opposite up-and-down reciprocating motion through the matching of the stirring rod, the conveyor belt, the rotating column, the eccentric rod and the connecting rod, so that the photocatalytic plate swings in a reciprocating manner, soil falling on the photocatalytic plate rolls in a reciprocating manner through the swinging of the photocatalytic plate, all parts of soil particles are fully contacted with the photocatalytic plate, all parts of the soil are fully irradiated by photocatalytic lamps, the soil photocatalysis is finely processed, the photocatalytic effect of the soil is improved, meanwhile, water in the elastic water bag is sprayed out from the inner side of the annular plate under the extrusion of the inclined swinging of the photocatalytic plate, the sprayed water and the soil are fully mixed, and the photocatalytic effect on the soil is improved;
3, the rotation sensor of this device sets up the threshold value according to soil photocatalytic reaction required time, when rotation sensor detected the ratchet and rotated the number of turns and reach the threshold value, rotation sensor signal control solenoid valve opened for bottom soil leaves the photocatalysis board on the photocatalysis board, and the soil that leaves the photocatalysis board passes through the discharge gate and discharges, and the soil after accomplishing the photocatalysis in time discharges, prevents to pile up too much soil on the photocatalysis board, leads to the problem of photocatalysis efficiency reduction.
According to the photocatalytic reactor for soil remediation, soil is crushed through meshing and extrusion of the stirring blades, the extrusion rod drives the photocatalytic plate to swing in a reciprocating mode, all parts of soil particles are fully contacted with the photocatalytic plate, the elastic water bag sprays water to the soil, the soil after photocatalysis is completed is timely discharged through cooperation of the extension rod, the ratchet wheel and the rotation sensor, the whole structure is optimized, and the photocatalytic effect on the soil is improved.
Drawings
FIG. 1 is a schematic top view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of section A of FIG. 1;
FIG. 3 is an enlarged view of the structure of the area B in FIG. 2;
FIG. 4 is a schematic cross-sectional view of section C of FIG. 1;
FIG. 5 is a schematic view of the photocatalytic sheet tilting and pressing the extension bar according to the present invention;
fig. 6 is an enlarged view of the structure of region D in fig. 5.
In the figure: 1 reaction box, 101 stirring cavity, 102 catalysis cavity, 103 communicating groove, 104 feeding port, 105 discharging port, 106 transmission groove, 107 rotating groove, 108 extruding groove, 109 extending groove, 2 stirring rod, 3 driving motor, 4 rotating column, 41 ring groove, 5 conveyor belt, 6 eccentric rod, 61 baffle, 7 connecting rod, 8 extruding rod, 9 photocatalysis board, 91 second pressing board, 10 elastic water sac, 11 ring board, 12 fixing box, 13 extending rod, 14 elastic connecting rod, 15 ratchet wheel, 16 rotating sensor, 17 electromagnetic valve, 18 photocatalysis lamp, 19 fixing column, 20 ring card board, 21 rotating shaft, 22 baffle, 23 first pressing board, 24 supporting rod, 25 one-way pawl, 26 ball, 27 limiting board, 28 elastic pull rope, 29 titanium dioxide coating, 30 guiding cylinder.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution:
a photocatalytic reactor for soil remediation comprises a reaction box 1, wherein a feeding port 104, a stirring cavity 101, a communicating groove 103, a catalysis cavity 102 and a discharge port 105 are arranged in the reaction box 1 and sequentially communicated from top to bottom, soil enters the stirring cavity 101 through the feeding port 104 and is stirred and crushed, completely crushed soil enters the catalysis cavity 102 through the communicating groove 103 for photocatalytic purification, the purified soil leaves the reaction box 1 through the discharge port 105, the size of soil particles entering the reaction cavity 102 is controlled by setting the size of the communicating groove 103, so that soil with larger particles can enter the reaction cavity 102 for reaction after being stirred and crushed for multiple times, the photocatalytic effect of the soil is improved, two sets of transmission assemblies are symmetrically arranged in the reaction box 1, any one set of transmission assembly comprises a rotating column 4 and a stirring rod 2 with stirring blades, and the stirring rods 2 of the two sets of transmission assemblies are opposite in rotating direction and are meshed through the stirring blades, through the meshing extrusion of the stirring blades on the two stirring rods 2, the stirring and crushing of large-particle soil are realized, compared with the method that only one stirring rod 2 is adopted to stir and crush the soil, the crushing effect on the soil is greatly improved, the stirring rods 2 are rotatably arranged in the stirring cavity 101 and are arranged on the driving motor 3, the rotating columns 4 are rotatably arranged in the catalysis cavity 102, the rotating columns 4 and the stirring rods 2 are transmitted through the conveying belt 5, the stirring rods 2 are rotated to drive the rotating columns 4 to rotate together through the conveying belt 5, and the rotating directions of the two rotating columns 4 are opposite;
an eccentric rod 6 is fixedly connected at the eccentric position of the end surface of the rotating column 4, the rotating column 4 rotates to drive the eccentric rod 6 to do circular motion, the eccentric rod 6 rotates to be connected with a connecting rod 7, the connecting rod 7 rotates to be connected with an extrusion rod 8, the eccentric rod 6 moves to drive the extrusion rod 8 to do up-and-down reciprocating motion through the connecting rod 7, the rotating directions of the two rotating columns 4 are opposite, so that the up-and-down reciprocating motion of the two extrusion rods 8 is opposite, when one extrusion rod 8 moves to the lowest point, the other extrusion rod 8 moves to the highest point, a photocatalytic plate 9 is movably arranged in a catalytic cavity 102, crushed soil enters the reaction cavity 102 through a communicating groove 103 and falls on the photocatalytic plate 9, the soil is contacted with the photocatalytic plate 9, the photocatalytic efficiency on the soil is improved, a photocatalytic lamp 18 is fixedly arranged above the photocatalytic plate 9, the photocatalytic lamp 18 irradiates on the soil, so that the soil is subjected to photocatalytic reaction under the combined action of the photocatalytic lamp 18 and the photocatalytic plate 9, the photocatalysis lamp 18 is preferably an ultraviolet lamp, two elastic water bags 10 are symmetrically connected with two ends of the bottom wall of the photocatalysis plate 9, the elastic water bags 10 play a supporting role for the photocatalysis plate 9, water is filled into the elastic water bags 10 from the outside at regular time, the elastic water bags 10 are ensured to discharge water under extrusion, the lower end of the extrusion rod 8 is in extrusion fit with the upper side of the end part of the photocatalysis plate 9, the extrusion rod 8 moves downwards and extrudes the end part of the photocatalysis plate 9, the photocatalysis plate 9 inclines, the two ends of the photocatalysis plate 9 periodically swing up and down through the extrusion fit of the two extrusion rods 8, so that the photocatalysis plate 9 swings back and forth, the soil falling on the photocatalysis plate 9 reciprocates and rolls back and forth through the swing of the photocatalysis plate 9, all parts of the soil particles fully contact with the photocatalysis plate 9, all parts of the soil fully receive the irradiation of the photocatalysis lamp 18, and realize the fine treatment of the soil photocatalysis, the photocatalytic effect of the soil is improved, the ring plate 11 is fixedly connected above the photocatalytic plate 9, the arrangement of the ring plate 11 blocks the soil, the soil is prevented from falling off when rolling on the photocatalytic plate 9, the stability of the operation of the device is improved, the inner side wall of the ring plate 11 is communicated with the elastic water bag 10, when the photocatalytic plate 9 is extruded by the extrusion rod 8 to incline, the photocatalytic plate 9 extrudes the elastic water bag 10, so that water in the elastic water bag 10 is ejected from the inner side of the ring plate 11 under the extrusion of the photocatalytic plate 9, the ejected water is fully mixed with the soil, and the photocatalytic effect on the soil is improved;
a fixed box 12 is fixedly arranged below the photocatalytic plate 9, an extension rod 13 movably slides in the fixed box 12 and extends out, the extension rod 13 is in extrusion fit with the bottom wall of the photocatalytic plate 9, the extension rod 13 is arranged at a position, far away from the center, of the photocatalytic plate 9, an elastic connecting rod 14 is fixedly connected between one end, extending into the fixed box 12, of the extension rod 13 and the inner wall of the fixed box 12, when the part, close to the extension rod 13, in the bottom wall of the photocatalytic plate 9 inclines downwards, the photocatalytic plate 9 extrudes the extension rod 13 to enable the extension rod 13 to move downwards, the elastic connecting rod 14 is compressed under force, when the part, close to the extension rod 13, in the bottom wall of the photocatalytic plate 9 inclines upwards, the photocatalytic plate 9 leaves the extension rod 13, the extension rod 13 moves upwards under the elastic force of the elastic connecting rod 14, so that the extension rod 13 does reciprocating up-and down movement along with the swinging of the photocatalytic plate 9, a ratchet 15 and a unidirectional pawl assembly for limiting the unidirectional rotation of the ratchet 15 are rotatably arranged in the fixed box 12, and the extension bar 13 is fixedly connected with ratchets meshed with the ratchet wheel 15, the extension bar 13 drives the ratchet wheel 15 to rotate through the ratchets, the ratchet wheel 15 can only rotate in one direction under the limitation of the one-way pawl component, so that the extension bar 13 moves upwards to drive the ratchet wheel 15 to rotate, or the extension bar 13 moves downwards to drive the ratchet wheel 15 to rotate, so that the up-and-down reciprocating motion of the extension bar 13 drives the ratchet wheel 15 to rotate along the fixed direction, a rotation sensor 16 for detecting the rotation of the ratchet wheel 15 is also arranged in the fixed box 12, an electromagnetic valve 17 controlled by the rotation sensor 16 is arranged in the photocatalysis plate 9, the rotation sensor 16 detects the number of rotation turns of the ratchet wheel 15, the rotation sensor 16 sets a threshold value according to the time required by the soil photocatalysis reaction, when the rotation sensor 16 detects that the number of rotation turns of the ratchet, make bottom soil on the photocatalysis board 9 leave photocatalysis board 9, the soil that leaves photocatalysis board 9 passes through discharge gate 105 and discharges, and the soil after accomplishing the photocatalysis in time discharges, prevents to pile up too much soil on the photocatalysis board 9, leads to the problem of photocatalysis efficiency reduction.
Specifically, the 3 symmetries of driving motor of two drive assembly set up in 1 both sides of reaction box, and 1 lateral wall fixedly connected with fixed column 19 of driving motor 3 and reaction box, fixed column 19 starts to support the fixed action to driving motor 3, improve the stability of integrated device operation, 2 one end rotations of puddler stretch out reaction box 1 and install on driving motor 3, stirring chamber 101 is connected with drive groove 106, the one end activity that driving motor 3 was kept away from to puddler 2 stretches into drive groove 106, and 5 sliding connection of conveyer belt are served at the one that puddler 2 stretched into drive groove 106.
Specifically, catalysis chamber 102 bilateral symmetry has been seted up one-to-one and has been rotated the rotation groove 107 that sets up rotation post 4, rotate groove 107 inner wall fixedly connected with annular cardboard 20, and rotate post 4 and stretch into and set up the activity on the shaft of rotation groove 107 and block annular cardboard 20's annular groove 41, annular groove 41 and annular cardboard 20 set up and provide the support to rotation post 4, make rotation post 4 rotate to set up in rotating groove 107, improve the stability when rotating post 4 and rotating.
Specifically, 6 fixed connection of eccentric rod is on rotating post 4 and stretching into the terminal surface that rotates groove 107, connecting rod 7 has been seted up and has been supplied eccentric rod 6 to rotate male logical groove, eccentric rod 6 inserts the logical inslot of connecting rod 7, realize connecting rod 7 and 6 rotation of eccentric rod and connect, and two baffles 61 that block connecting rod 7 of 6 outside fixedly connected with of eccentric rod, setting up of baffle 61 makes connecting rod 7 card on eccentric rod 6, prevent that connecting rod 7 from droing from eccentric rod 6, connecting rod 7 and 8 junctions of stripper bar rotate and have passed pivot 21, setting up of pivot 21 makes connecting rod 7 and 8 rotation of stripper bar connect, and pivot 21 stretches out connecting rod 7, the equal fixedly connected with dog 22 of one end of stripper bar 8, setting up of dog 22 makes pivot 21 can't leave connecting rod 7 and stripper bar 8, improve connecting rod 7 and 8 rotation connection's stability.
Specifically, it sets up the extrusion groove 108 of extrusion stem 8 to rotate groove 107 to be connected with the slip, extrusion stem 8 slides from top to bottom in extrusion groove 108 under the drive of connecting rod 7, extrusion groove 108 is connected with and stretches into groove 109, extrusion stem 8 stretches into the first clamp plate 23 of one end fixedly connected with of extrusion groove 108, extrusion stem 8 slides from top to bottom and drives first clamp plate 23 and slides from top to bottom, and first clamp plate 23 activity stretches into and stretches into groove 109, the second clamp plate 91 of two stretch into groove 109 of fixedly connected with one by one insert respectively at 9 both ends of photocatalysis board, and first clamp plate 23 diapire and second clamp plate 91 roof extrusion fit, first clamp plate 23 extrudees second clamp plate 91 downwards, make photocatalysis board 9 slope, setting through first clamp plate 23 and second clamp plate 91, increase extrusion area, more make things convenient for extrusion stem 8 extrusion photocatalysis board 9 slope.
Specifically, it has the bracing piece 24 to rotate to pass in the ratchet 15, and bracing piece 24 fixed connection is on fixed case 12 inner wall, the bracing piece 24 set up to ratchet 15 provides the support, make ratchet 15 rotate and set up in fixed case 12, one-way pawl subassembly includes one-way pawl 25 and limiting plate 27, it is connected with ball 26 to rotate between one-way pawl 25 and fixed case 12 inner wall, and fixedly connected with elasticity stay cord 28 between one-way pawl 25 and fixed case 12 inner wall, limiting plate 27 fixed connection is on fixed case 12 inner wall and lie in one-way pawl 25 one side, limiting plate 27 blocks one-way pawl 25, make one-way pawl 25 only can rotate to one side of keeping away from limiting plate 27, thereby make one-way pawl 25 block ratchet 15, make ratchet 15 only can one-way rotation.
Specifically, the one-way pawl 25 is located on the right side of the ratchet wheel 15, the extension rod 13 is located on the left side of the ratchet wheel 15, the limiting plate 27 is fixedly arranged on the lower side of the one-way pawl 25, when the extension rod 13 moves downwards, the extension rod 13 drives the ratchet wheel 15 to rotate through the ratchet, and when the extension rod 13 moves upwards, the one-way pawl 25 blocks the ratchet wheel 15 under the obstruction of the limiting plate 27, so that the ratchet wheel 15 cannot move reversely, and the ratchet wheel 15 can only rotate in a one-way mode.
Specifically, the extension bar 13 is only fixedly connected with one ratchet which is meshed with the ratchet wheel 15, so that the extension bar 13 can only drive the ratchet wheel 15 to rotate once when moving up and down once, and the manufacturing difficulty and the production cost of the extension bar 13 are reduced by only arranging one ratchet.
Specifically, the titanium dioxide coating 29 covers the photocatalytic plate 9, and the soil is in contact with the titanium dioxide coating 29, so that the photocatalytic efficiency of the soil is improved.
Specifically, the electromagnetic valve 17 is arranged in the middle of the photocatalytic plate 9, the guide cylinder 30 is fixedly arranged below the electromagnetic valve 17, the guide cylinder 30 is communicated with the discharge hole 105, and the guide cylinder 30 is arranged so that soil falling from the electromagnetic valve 17 can only reach the discharge hole 105 through the guide cylinder 30, so that the soil is prevented from falling in the reaction cavity 102 and cannot fall, and inconvenience is brought to a discharging process.
The working principle is as follows: soil enters the stirring cavity 101 through the feeding port 104, stirring and crushing of large-particle soil are realized through meshing and extrusion of the stirring blades on the two stirring rods 2, and the crushed soil enters the reaction cavity 102 through the communicating groove 103 and falls on the photocatalytic plate 9;
the stirring rod 2 rotates to drive the rotating columns 4 to rotate together through the conveyor belt 5, the eccentric rod 6 moves to drive the extrusion rods 8 to reciprocate up and down through the connecting rod 7, the rotating directions of the two rotating columns 4 are opposite, so that the up-and-down reciprocating motion of the two extrusion rods 8 is opposite, and when one extrusion rod 8 moves to the lowest point, the other extrusion rod 8 moves to the highest point;
the extrusion rods 8 move downwards and extrude the end parts of the photocatalytic plates 9 to enable the photocatalytic plates 9 to incline, and through extrusion matching of the two extrusion rods 8, the two ends of the photocatalytic plates 9 periodically swing up and down, so that the photocatalytic plates 9 swing back and forth, the photocatalytic plates 9 swing to enable soil falling on the photocatalytic plates 9 to roll back and forth, and all parts of soil particles are fully contacted with the photocatalytic plates 9;
when the photocatalytic plate 9 inclines under the extrusion of the extrusion rod 8, the photocatalytic plate 9 extrudes the elastic water bag 10, so that water in the elastic water bag 10 is ejected out from the inner side of the annular plate 11 under the extrusion of the photocatalytic plate 9, and the ejected water and soil are fully mixed;
the photocatalytic plate 9 extrudes the extension rod 13 to move downwards, the elastic connecting rod 14 drives the extension rod 13 to move upwards, the extension rod 13 moves up and down in a reciprocating mode, the up and down reciprocating motion of the extension rod 13 drives the ratchet wheel 15 to rotate along the fixed direction, when the rotation sensor 16 detects that the number of rotation turns of the ratchet wheel 15 reaches a threshold value, the rotation sensor 16 sends a signal to control the electromagnetic valve 17 to be opened, soil on the upper bottom layer of the photocatalytic plate 9 leaves the photocatalytic plate 9, and the soil leaving the photocatalytic plate 9 is discharged through the discharge hole 105.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A photocatalytic reactor for soil remediation, comprising a reaction box (1), characterized in that: the reaction box (1) is internally provided with a feeding port (104), a stirring cavity (101), a communicating groove (103), a catalysis cavity (102) and a discharging port (105) which are sequentially communicated from top to bottom, two groups of transmission assemblies are further symmetrically arranged in the reaction box (1), any one group of transmission assembly comprises a rotating column (4) and a stirring rod (2) with stirring blades, the rotating directions of the stirring rods (2) of the two groups of transmission assemblies are opposite and are meshed through the stirring blades, the stirring rod (2) is rotatably arranged in the stirring cavity (101) and is installed on a driving motor (3), the rotating column (4) is rotatably arranged in the catalysis cavity (102), and the rotating column (4) and the stirring rod (2) are transmitted through a conveying belt (5);
an eccentric rod (6) is fixedly connected to the eccentric position of the end face of the rotating column (4), a connecting rod (7) is rotatably connected to the eccentric rod (6), an extrusion rod (8) is rotatably connected to the connecting rod (7), a photocatalytic plate (9) is movably arranged in the catalytic cavity (102), a photocatalytic lamp (18) is fixedly arranged above the photocatalytic plate (9), two elastic water bags (10) are symmetrically connected to two ends of the bottom wall of the photocatalytic plate (9), the lower end of the extrusion rod (8) is in extrusion fit with the upper side of the end part of the photocatalytic plate (9), a ring plate (11) is fixedly connected above the photocatalytic plate (9), and the inner side wall of the ring plate (11) is communicated with the elastic water bags (10);
the photocatalysis board (9) below is fixed and is provided with fixed case (12), activity slip in fixed case (12) is stretched out and is had stretch out pole (13), and stretch out pole (13) and photocatalysis board (9) diapire extrusion fit, stretch out pole (13) stretch into fixed case (12) one end and fixed case (12) inner wall fixedly connected with elasticity connecting rod (14), it is provided with ratchet (15) and restriction ratchet (15) unidirectional rotation's one-way pawl subassembly to rotate in fixed case (12), and stretch out pole (13) fixedly connected with and ratchet (15) meshing, still be provided with in fixed case (12) and detect ratchet (15) pivoted rotation sensor (16), be provided with in photocatalysis board (9) through electromagnetic valve (17) of rotation sensor (16) control.
2. The photocatalytic reactor for soil remediation of claim 1, wherein: two drive assembly driving motor (3) symmetry sets up in reaction box (1) both sides, and driving motor (3) and reaction box (1) lateral wall fixedly connected with fixed column (19), puddler (2) one end is rotated and is stretched out reaction box (1) and install on driving motor (3), stirring chamber (101) are connected with drive groove (106), the one end activity that driving motor (3) were kept away from in puddler (2) is stretched into drive groove (106), and conveyer belt (5) sliding connection is served at puddler (2) one that stretches into drive groove (106).
3. The photocatalytic reactor for soil remediation of claim 1, wherein: the catalytic cavity (102) bilateral symmetry is seted up and is rotated one by one and is set up rotation groove (107) that rotate post (4), rotate groove (107) inner wall fixedly connected with annular cardboard (20), and rotate post (4) and stretch into the shaft of rotating groove (107) and set up annular groove (41) that the activity blocked annular cardboard (20).
4. The photocatalytic reactor for soil remediation according to claim 3, wherein: eccentric rod (6) fixed connection is on rotating post (4) and stretching into the terminal surface that rotates groove (107), connecting rod (7) are seted up and are supplied eccentric rod (6) to rotate male logical groove, and two baffle (61) that block connecting rod (7) of eccentric rod (6) outside fixedly connected with, connecting rod (7) and extrusion stem (8) junction rotate and have passed pivot (21), and pivot (21) stretch out the equal fixedly connected with dog (22) of one end of connecting rod (7), extrusion stem (8).
5. The photocatalytic reactor for soil remediation according to claim 3, wherein: rotate groove (107) and be connected with extrusion groove (108) that the slip set up extrusion stem (8), extrusion groove (108) are connected with and stretch into groove (109), the first clamp plate (23) of one end fixedly connected with that extrusion groove (108) was stretched into in extrusion stem (8), and first clamp plate (23) activity stretches into and stretches into groove (109), photocatalysis board (9) both ends respectively fixedly connected with insert two second clamp plate (91) that stretch into groove (109) one by one, and first clamp plate (23) diapire and second clamp plate (91) roof extrusion cooperation.
6. The photocatalytic reactor for soil remediation of claim 1, wherein: ratchet (15) in rotate to pass and have bracing piece (24), and bracing piece (24) fixed connection on fixed case (12) inner wall, one-way pawl subassembly includes one-way pawl (25) and limiting plate (27), rotate between one-way pawl (25) and fixed case (12) inner wall and be connected with ball (26), and fixedly connected with elasticity stay cord (28) between one-way pawl (25) and fixed case (12) inner wall, limiting plate (27) fixed connection is on fixed case (12) inner wall and is located one-way pawl (25) one side.
7. The photocatalytic reactor for soil remediation of claim 6, wherein: one-way pawl (25) are located ratchet (15) right side, and extension bar (13) are located ratchet (15) left side, limiting plate (27) are fixed to be set up in one-way pawl (25) downside.
8. The photocatalytic reactor for soil remediation of claim 1, wherein: the extension rod (13) is only fixedly connected with a ratchet which is meshed with the ratchet wheel (15).
9. The photocatalytic reactor for soil remediation of claim 1, wherein: and a titanium dioxide coating (29) is covered above the photocatalytic plate (9).
10. The photocatalytic reactor for soil remediation of claim 1, wherein: the electromagnetic valve (17) is arranged in the middle of the photocatalytic plate (9), a guide cylinder (30) is fixedly arranged below the electromagnetic valve (17), and the guide cylinder (30) is communicated with the discharge hole (105).
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115646185A (en) * | 2022-10-28 | 2023-01-31 | 绍兴上虞瑞杰机械设备有限公司 | Flue gas denitration method for power plant |
CN115780503A (en) * | 2022-10-31 | 2023-03-14 | 北京策菲节能环保技术有限公司 | Intelligent soil microorganism remediation equipment and remediation method thereof |
-
2021
- 2021-06-11 CN CN202110655828.0A patent/CN113399443A/en not_active Withdrawn
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115646185A (en) * | 2022-10-28 | 2023-01-31 | 绍兴上虞瑞杰机械设备有限公司 | Flue gas denitration method for power plant |
CN115780503A (en) * | 2022-10-31 | 2023-03-14 | 北京策菲节能环保技术有限公司 | Intelligent soil microorganism remediation equipment and remediation method thereof |
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Application publication date: 20210917 |