CN111068635A - Photoelectric cooperative activated carbon regeneration device - Google Patents
Photoelectric cooperative activated carbon regeneration device Download PDFInfo
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- CN111068635A CN111068635A CN202010053260.0A CN202010053260A CN111068635A CN 111068635 A CN111068635 A CN 111068635A CN 202010053260 A CN202010053260 A CN 202010053260A CN 111068635 A CN111068635 A CN 111068635A
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- activated carbon
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- rod
- casing
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 93
- 238000011069 regeneration method Methods 0.000 title claims abstract description 43
- 230000008929 regeneration Effects 0.000 title claims abstract description 37
- 230000001699 photocatalysis Effects 0.000 claims abstract description 14
- 239000002245 particle Substances 0.000 claims abstract description 11
- 238000007146 photocatalysis Methods 0.000 claims abstract description 10
- 239000000725 suspension Substances 0.000 claims abstract description 9
- 238000003756 stirring Methods 0.000 claims description 33
- 238000005273 aeration Methods 0.000 claims description 26
- 238000006243 chemical reaction Methods 0.000 claims description 17
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- CJTCBBYSPFAVFL-UHFFFAOYSA-N iridium ruthenium Chemical compound [Ru].[Ir] CJTCBBYSPFAVFL-UHFFFAOYSA-N 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000002195 synergetic effect Effects 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- 239000010936 titanium Substances 0.000 claims description 3
- 230000005622 photoelectricity Effects 0.000 claims 3
- 229910052799 carbon Inorganic materials 0.000 abstract description 4
- 229920006395 saturated elastomer Polymers 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 10
- 230000009286 beneficial effect Effects 0.000 description 8
- 239000007788 liquid Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 6
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 6
- 238000006056 electrooxidation reaction Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 238000001179 sorption measurement Methods 0.000 description 6
- 239000003792 electrolyte Substances 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000013032 photocatalytic reaction Methods 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000002848 electrochemical method Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000009279 wet oxidation reaction Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
- B01J20/3416—Regenerating or reactivating of sorbents or filter aids comprising free carbon, e.g. activated carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
- B01J20/3441—Regeneration or reactivation by electric current, ultrasound or irradiation, e.g. electromagnetic radiation such as X-rays, UV, light, microwaves
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention relates to a photoelectric cooperative activated carbon regeneration device, which comprises: the casing, space in the casing is the reacting chamber, be the suspension that contains saturated active carbon particle in the reacting chamber, the casing upper end is provided with the feed inlet, be provided with positive pole and negative pole in the reacting chamber, positive pole and negative pole all with shells inner wall passes through the bracing piece and connects, shells inner wall is last to be provided with the photocatalysis board, be close to in the casing photocatalysis board department is provided with the ultraviolet lamp. The invention aims to provide a photoelectric cooperative activated carbon regeneration device with high regeneration efficiency.
Description
Technical Field
The invention belongs to the technical field of regeneration of adsorption saturated activated carbon, and particularly relates to a photoelectric cooperative activated carbon regeneration device.
Background
The activated carbon is used as an excellent adsorbent, has a developed pore structure, a huge specific surface area and excellent adsorption performance, and is widely applied to the fields of treating urban drinking water and industrial wastewater and treating VOC-containing waste gas emission. However, the used activated carbon causes secondary pollution to the environment if not recycled, so that the regeneration of the saturated activated carbon has extremely important engineering application value and economic value from the aspects of economy and environmental protection.
The regeneration method of the activated carbon mainly comprises a thermal regeneration method, a chemical regeneration method and a wet oxidation regeneration method, although the thermal regeneration efficiency is high, the carbon loss is large and is generally between 5 and 10 percent, the solvent regeneration method is generally suitable for reversible adsorption, such as adsorption of high-concentration and low-boiling-point organic wastewater, the pertinence of the method is strong, micropores are easy to block, and the recovery rate of the adsorption performance is influenced. The wet regeneration oxidation method has many regeneration auxiliary facilities and is troublesome to operate. The electrochemical regeneration method is convenient to operate, high in efficiency, low in energy consumption and small in limitation on a treatment object. Although the current electrochemical method has high efficiency, the amount of the activated carbon regenerated at one time is small, and several regeneration technologies are needed to mutually promote to further improve the regeneration efficiency.
For example, CN102652916 adopts a method of electrochemically combining ozone to improve the regeneration efficiency of adsorption saturated activated carbon, but the concentration of ozone used in the method needs to be as high as thousands, even tens of thousands ppm to obtain the ideal regeneration efficiency, however, the use of such high-concentration ozone needs an ozone treatment device to avoid causing secondary pollution, and the high-concentration ozone causes oxygen-containing functional groups on the surface of activated carbon to be damaged to change the surface structure of activated carbon, so that the regeneration efficiency of activated carbon is low.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the problem of low regeneration efficiency of the activated carbon in the prior art.
Therefore, the technical scheme adopted by the invention is that the photoelectric synergetic regenerated activated carbon device comprises:
the casing, space in the casing is the reacting chamber, be the suspension that contains saturated active carbon particle in the reacting chamber, the casing upper end is provided with the feed inlet, be provided with positive pole and negative pole in the reacting chamber, positive pole and negative pole all with shells inner wall passes through the bracing piece and connects, shells inner wall is last to be provided with the photocatalysis board, be close to in the casing photocatalysis board department is provided with the ultraviolet lamp.
Preferably, the device further comprises a direct current power supply, wherein the positive electrode of the direct current power supply is electrically connected with the positive electrode, and the negative electrode of the direct current power supply is electrically connected with the negative electrode.
Preferably, the anode is titanium-based ruthenium iridium, and the cathode is a stainless steel plate.
Preferably, an aeration tank is arranged at the bottom end of the shell, an air pump is arranged at the bottom of the aeration tank, an air outlet end of the air pump is communicated with one end of an air pipe, the other end of the air pipe extends into the shell and is communicated with an exhaust pipe in the horizontal direction, and a plurality of exhaust holes are formed in the outer wall of the exhaust pipe.
Preferably, a discharge pipe is arranged at the bottom end of the aeration chamber, one end of the discharge pipe is communicated with the bottom end of the shell, the other end of the discharge pipe penetrates through the aeration box and extends to the position below the aeration box, and a valve is arranged on the discharge pipe.
Preferably, a stirring device is arranged on the housing, and the stirring device includes: the groove body is arranged at the position, close to the bottom, of the outer wall of the shell, a motor is arranged on the inner wall of the groove body, one end of an output shaft of the motor is connected with one end of a first rotating shaft, the other end of the first rotating shaft penetrates through the wall surface of the shell and extends into the shell and is connected with a rotating drum, a plurality of stirring blades are arranged on the outer wall of the rotating drum along the circumferential direction, and the first rotating shaft is installed on the wall surface of the shell through a bearing.
Preferably, the stirring device further comprises:
the first fixed shaft is circumferentially arranged on the outer wall of one end, close to the output shaft, of the first rotating shaft, a first guide hole is formed in one end, away from the first rotating shaft, of the first fixed shaft, a first moving rod is arranged in the first guide hole, a first spring is arranged in the first guide hole, one end of the first spring is fixedly connected with the bottom wall of the first guide hole, the other end of the first spring is connected with one end of the first moving rod, the other end of the first moving rod extends out of the first guide hole and is fixedly connected with a push plate, and the first moving rod is perpendicular to the push plate;
the ball valve is arranged on the air pipe, the ball valve is positioned in the aeration chamber, a through hole is arranged on the side wall of the aeration chamber, one end of a valve rod of the ball valve is connected with one end of a second rotating shaft, the other end of the second rotating shaft penetrates through the through hole and extends into the groove body, a plurality of second fixed shafts are arranged on the outer wall of one end of the second rotating shaft far away from the valve rod along the circumferential direction, a second guide hole is arranged at one end of the second fixed shaft far away from the second rotating shaft, a second moving rod is arranged in the second guide hole, a second spring is arranged in the second guide hole, one end of the second spring is fixedly connected with the bottom wall of the second guide hole, the other end of the second spring is connected with one end of the second moving rod, the other end of the second moving rod extends out of the second guide hole, and the second moving rod is located below the first moving rod.
Preferably, a movable plate in the horizontal direction is arranged above the stirring blades, a round hole is formed in the middle of the movable plate, shaft holes are formed in the left end and the right end of the movable plate respectively, a fixing rod in the vertical direction is arranged in each shaft hole, a limiting block is arranged at the lower end of each fixing rod, the upper end of each fixing rod is connected with one end of a connecting rod in the horizontal direction, the other end of each connecting rod is connected with the inner wall of the shell, a tubular spring is sleeved on each fixing rod, one end of each tubular spring is connected with the corresponding limiting block, the other end of each tubular spring is connected with the corresponding movable plate, a cam is arranged at a position, close to each rotary drum, of each first rotary shaft.
Preferably, four support legs are symmetrically arranged at the bottom end of the aeration chamber.
Preferably, the bottom end of the supporting leg is provided with a universal wheel.
The technical scheme of the invention has the following advantages: the invention relates to a photoelectric cooperative activated carbon regeneration device, which comprises: the casing, space in the casing is the reacting chamber, be the suspension that contains saturated active carbon particle in the reacting chamber, the casing upper end is provided with the feed inlet, be provided with positive pole and negative pole in the reacting chamber, positive pole and negative pole all with shells inner wall passes through the bracing piece and connects, shells inner wall is last to be provided with the photocatalysis board, be close to in the casing photocatalysis board department is provided with the ultraviolet lamp. The saturated activated carbon regeneration device solves the problem of long-time use efficiency in the process of regenerating activated carbon by using a single electrochemical technology, and the regeneration efficiency of the saturated activated carbon can be greatly improved by using the immobilized TiO2 technology.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of an aeration tank according to the present invention.
FIG. 3 is a schematic view of the stirring apparatus of the present invention.
Fig. 4 is a schematic view of the telescopic structure of the present invention.
Fig. 5 is a side view of the telescoping structure of the present invention.
FIG. 6 is a schematic view of the reciprocating structure of the moving plate according to the present invention.
Fig. 7 is a schematic view of the structure of the moving plate of the present invention.
Fig. 8 is a schematic structural view of the cam in the present invention.
The drawings are numbered as follows: 1-shell, 2-photocatalytic plate, 3-ultraviolet lamp, 4-suspension containing saturated activated carbon particles, 5-anode, 6-cathode, 7-direct current power supply, 8-feed inlet, 9-aeration tank, 10-air pump, 11-air pipe, 12-exhaust pipe, 13-discharge pipe, 14-groove body, 15-motor, 16-output shaft, 17-first rotating shaft, 18-stirring blade, 19-bearing, 20-first fixed shaft, 21-first guide hole, 22-first moving rod, 23-first spring, 24-push plate, 25-ball valve, 26-through hole, 27-valve rod, 29-second fixed shaft, 30-second guide hole, 31-second moving rod, 32-second spring, 33-a rotary drum, 34-a movable plate, 35-a fixed rod, 36-a limiting block, 37-a connecting rod, 38-a tubular spring, 39-a cam, 40-a supporting leg, 41-a universal wheel and 42-an axle hole.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
The embodiment of the invention provides a photoelectric cooperative activated carbon regeneration device, as shown in fig. 1, comprising:
The working principle and the beneficial technical effects of the technical scheme are as follows: adding activated carbon particles and electrolyte into a feed port 8, wherein the electrolyte is 50mM sodium sulfate solution, a 158nm ultraviolet lamp is adopted as an ultraviolet lamp 3, the ultraviolet lamp 3 irradiates the photocatalytic plate 2 to perform photocatalytic reaction in a reaction chamber 11, a three-dimensional electrode is formed by an anode 5, a cathode 6 and a suspension 4 containing saturated activated carbon particles to perform electrochemical oxidation, the photocatalytic plate 2 performs photocatalytic reaction to generate hydroxyl radicals under the irradiation of the ultraviolet lamp, and the hydroxyl radicals are contacted with the suspension 4 containing the saturated activated carbon particles to regenerate the activated carbon; meanwhile, the anode 5, the cathode 6 and the suspension 4 containing saturated activated carbon particles form a three-dimensional electrode simultaneously, electrochemical oxidation is carried out, and activated carbon can be further regenerated; the reaction can be carried out in a square reaction chamber with the diameter of 1m, the regeneration time is 1h, and the current is 500 mA. The saturated activated carbon regeneration device solves the problem of long-time efficiency in the process of regenerating activated carbon by using a single electrochemical technology, the regeneration efficiency of the saturated activated carbon can be greatly improved by adopting the immobilized TiO2 technology, and the defect caused by adopting a high-concentration ozone synergistic technology for solving the problem is overcome; the improvement to the photocatalytic system can be applied to the regeneration of powdered and granular activated carbon without the aggregation and coverage problems of the TiO2 photocatalytic intermediate. The activated carbon regeneration system can efficiently regenerate the activated carbon and is suitable for industrial application.
In one embodiment, the device further comprises a direct current power supply 7, wherein a positive electrode of the direct current power supply 7 is electrically connected with the anode 5, and a negative electrode of the direct current power supply 7 is electrically connected with the cathode 6.
The working principle and the beneficial technical effects of the technical scheme are as follows: a dc power supply 7 is used to supply electrical power to the electrodes.
In one embodiment, the anode 5 is titanium-based ruthenium iridium and the cathode 6 is a stainless steel plate.
In one embodiment, as shown in fig. 2, an aeration tank 9 is disposed at the bottom end of the housing 1, an air pump 10 is disposed at the bottom of the aeration tank 9, an air outlet end of the air pump 10 is communicated with one end of an air pipe 11, the other end of the air pipe 11 extends into the housing 1 and is communicated with an exhaust pipe 12 in the horizontal direction, and a plurality of exhaust holes are disposed on the outer wall of the exhaust pipe 12.
The working principle and the beneficial technical effects of the technical scheme are as follows: the air pump 10 pumps the outside air into the exhaust pipe 12 through the air pipe 11, and then the air is discharged into the activated carbon particles and the electrolyte in the shell 1 through the exhaust hole, so as to achieve the effects of mixing and stirring.
In one embodiment, a discharge pipe 13 is disposed at the bottom end of the aeration chamber 9, one end of the discharge pipe 13 is communicated with the bottom end of the housing 1, the other end of the discharge pipe 13 extends to the lower part of the aeration tank 9 through the aeration tank 9, and a valve is disposed on the discharge pipe 13.
The working principle and the beneficial technical effects of the technical scheme are as follows: after the reaction in the shell 1 is completed, the valve is opened, and the reacted activated carbon and electrolyte are discharged through the discharge pipe 13.
In one embodiment, as shown in fig. 3, a stirring device is disposed on the housing 1, and the stirring device includes: the improved stirring device comprises a groove body 14, a motor 15 is arranged on the inner wall of the groove body 14, one end of an output shaft 16 of the motor 15 is connected with one end of a first rotating shaft 17, the other end of the first rotating shaft 17 penetrates through the wall surface of the shell 1 and extends into the shell 1 and is connected with a rotating drum 33, a plurality of stirring blades 18 are arranged on the outer wall of the rotating drum 33 along the circumferential direction, and the first rotating shaft 17 is installed on the wall surface of the shell 1 through a bearing 19.
The working principle and the beneficial technical effects of the technical scheme are as follows: when the solid-liquid mixture in the reaction chamber needs to be stirred to accelerate the reaction, the motor 15 is started, the output shaft 16 drives the first rotating shaft 17, the rotating drum 33 and the stirring blades 18 to rotate at a high speed, the solid-liquid mixture in the shell 1 is stirred, the liquidity of the solid-liquid mixture is increased, the rate of the electrochemical oxidation reaction is accelerated, and the regeneration efficiency of the activated carbon is improved.
In one embodiment, as shown in fig. 4-5, the stirring device further comprises:
a plurality of first fixing shafts 20 are circumferentially arranged on the outer wall of one end, close to the output shaft 16, of the first rotating shaft 17, a first guide hole 21 is formed in one end, far away from the first rotating shaft 17, of the first fixing shaft 20, a first moving rod 22 is arranged in the first guide hole 21, a first spring 23 is arranged in the first guide hole 21, one end of the first spring 23 is fixedly connected with the bottom wall of the first guide hole 21, the other end of the first spring 23 is connected with one end of the first moving rod 22, the other end of the first moving rod 22 extends out of the first guide hole 21 and is fixedly connected with a push plate 24, and the first moving rod 22 is perpendicular to the push plate 24;
a ball valve 25 disposed on the air pipe 11, the ball valve 25 being located in the aeration chamber 9, a through hole 26 being disposed on a side wall of the aeration chamber 9, one end of a valve rod 27 of the ball valve 25 being connected to one end of a second rotating shaft 28, the other end of the second rotating shaft 28 passing through the through hole 26 and extending into the groove body 14, a plurality of second fixing shafts 29 being circumferentially disposed on an outer wall of one end of the second rotating shaft 28 away from the valve rod 27, a second guide hole 30 being disposed at one end of the second fixing shaft 29 away from the second rotating shaft 28, a second moving rod 31 being disposed in the second guide hole 30, a second spring 32 being disposed in the second guide hole 30, one end of the second spring 32 being fixedly connected to a bottom wall of the second guide hole 30, the other end of the second spring 32 being connected to one end of the second moving rod 31, the other end of the second moving rod 31 extending out of the second guide hole 30, the second moving bar 31 is located below the first moving bar 22.
The working principle and the beneficial technical effects of the technical scheme are as follows: when the electrochemical oxidation reaction rate needs to be improved, the rotation speed of the motor 15 is increased, the output shaft 16 drives the first rotating shaft 17, the rotating drum 33 and the stirring blades 18 to rotate at a high speed, so that the stirring efficiency of the stirring blades is improved, meanwhile, the first rotating shaft 17 drives the first fixed shaft 20, the first moving rod 22 and the push plate 24 to rotate at a high speed, under the centrifugal effect, the first moving rod 22 stretches the first spring 23 to move outwards along the first guide hole 21, when the centrifugal force is large enough, the rotation radius of the push plate 24 is also large enough to collide with the second moving rod 31 in the rotating process, so that the second moving rod 31, the second fixed shaft 29 and the second rotating shaft 28 are driven to rotate, the second rotating shaft 28 drives the valve rod 27 on the ball valve 25 to rotate, so as to realize intermittent opening and closing of the air pipe 11, so that the air pipe 12 can discharge intermittent air bubbles, and the stirring blades 18 also rotate at a high speed, thereby generating turbulence in the solid-liquid mixture, accelerating the flow and stirring of the liquid, and the air in the exhaust pipe 12 can also provide sufficient oxygen to ensure the full electrochemical oxidation reaction, thereby improving the reaction rate and the regeneration efficiency of the activated carbon. When the solid-liquid mixture is uniformly stirred, the rotating speed of the motor 15 is reduced, after the centrifugal force is reduced, the first moving rod 22 can be retracted into the first guide hole 21, the rotating radius of the push plate 24 is reduced, the push plate 24 cannot collide with the second moving rod 31, the second fixed shaft 29 and the second rotating shaft 28 cannot rotate, at the moment, the stirring requirement can be met only by depending on the stirring efficiency of the stirring blade 18, the output of power is reduced, and the cost is saved. In addition, the second moving rod 31 can reciprocate in the second guide hole 30 to perform a telescopic function, so that the radial collision of the push plate 24 against the second moving rod 31 can be reduced, and the collision can be prevented, and after the second moving rod 31 rotates at a high speed, the second moving rod 31 moves outward by the centrifugal force, so that the turning radius is increased, and the transmission stability between the second moving rod 31 and the push plate 24 is also improved.
In one embodiment, as shown in fig. 6-8, a horizontally moving plate 34 is disposed above the stirring blade 18, a circular hole is disposed in the middle of the moving plate 34 for passing an electrode, shaft holes 42 are respectively disposed at the left and right ends of the moving plate 34, a vertically fixed rod 35 is disposed in the shaft hole 42, a stop block 36 is disposed at the lower end of the fixed rod 35, the upper end of the fixed rod 35 is connected to one end of a horizontally connecting rod 37, the other end of the connecting rod 37 is connected to the inner wall of the casing 1, a tube spring 38 is sleeved on the fixed rod 35, one end of the tube spring 38 is connected to the stop block 36, the other end of the tube spring 38 is connected to the moving plate 34, a cam 39 is disposed at the position of the first rotating shaft 17 close to the rotating shaft 33, and the top end of the, the moving plate 34 can reciprocate up and down along the fixed rod 35.
The working principle and the beneficial technical effects of the technical scheme are as follows: when the stirring blade 18 rotates at a high speed, the first rotating shaft 17 rotates to drive the cam 39 to rotate, the moving plate 34 is tightly attached to the top end of the cam 39 under the action of the pulling force of the tubular spring 38, the moving plate 34 reciprocates up and down along the fixed rod 35 along with the rotation of the cam 39, the solid-liquid mixture in the shell 1 is stirred through the up-and-down movement of the moving plate 34, the stirring blade 18 rotates at a high speed, and the moving plate 34 above the stirring blade 18 moves up and down and also stirs simultaneously, so that the stirring efficiency of the solid-liquid mixture is greatly improved, and the electrochemical oxidation reaction rate is improved.
In one example, four support legs 40 are symmetrically arranged at the bottom end of the aeration chamber 9, and universal wheels 41 are arranged at the bottom ends of the support legs 40.
The working principle and the beneficial technical effects of the technical scheme are as follows: the universal wheels 41 at the bottom ends of the supporting legs 40 facilitate moving and carrying of the device.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. The photoelectric cooperative activated carbon regeneration device is characterized by comprising:
casing (1), space in casing (1) is reaction chamber (11), for suspension (4) that contain saturated activated carbon particle in reaction chamber (11), casing (1) upper end is provided with feed inlet (8), be provided with positive pole (5) and negative pole (6) in reaction chamber (11), positive pole (5) and negative pole (6) all with casing (1) inner wall passes through the bracing piece and connects, be provided with photocatalysis board (2) on casing (1) inner wall, be close to in casing (1) photocatalysis board (2) department is provided with ultraviolet lamp (3).
2. The photoelectric cooperative regeneration activated carbon device according to claim 1, further comprising a direct current power supply (7), wherein a positive electrode of the direct current power supply (7) is electrically connected to the anode (5), and a negative electrode of the direct current power supply (7) is electrically connected to the cathode (6).
3. The photoelectricity synergetic regenerated activated carbon device according to claim 1, wherein the anode (5) is titanium-based ruthenium iridium, and the cathode (6) is stainless steel plate.
4. The photoelectric cooperative activated carbon regeneration device according to claim 1, wherein an aeration tank (9) is arranged at the bottom end of the housing (1), an air pump (10) is arranged at the bottom of the aeration tank (9), an air outlet end of the air pump (10) is communicated with one end of an air pipe (11), the other end of the air pipe (11) extends into the housing (1) and is communicated with an exhaust pipe (12) in the horizontal direction, and a plurality of exhaust holes are arranged on the outer wall of the exhaust pipe (12).
5. The photoelectricity collaborative regeneration activated carbon device as claimed in claim 4, wherein a discharge pipe (13) is arranged at the bottom end of the aeration chamber (9), one end of the discharge pipe (13) is communicated with the bottom end of the shell (1), the other end of the discharge pipe (13) passes through the aeration tank (9) and extends to the position below the aeration tank (9), and a valve is arranged on the discharge pipe (13).
6. The photoelectricity collaborative regeneration activated carbon device as claimed in claim 4, wherein a stirring device is disposed on the housing (1), and the stirring device comprises: the improved rotary drum type stirrer comprises a groove body (14) and is characterized in that the outer wall of the shell (1) is close to the bottom, a motor (15) is arranged on the inner wall of the groove body (14), one end of an output shaft (16) of the motor (15) is connected with one end of a first rotary shaft (17), the other end of the first rotary shaft (17) penetrates through the wall surface of the shell (1) and extends into the shell (1) and is connected with a rotary drum (33), a plurality of stirring blades (18) are arranged on the outer wall of the rotary drum (33) along the circumferential direction, and the first rotary shaft (17) is installed on the wall surface of the shell (1) through a bearing (19.
7. The photoelectric cooperative regeneration activated carbon device as claimed in claim 6, wherein the stirring device further comprises:
the device comprises a first fixed shaft (20), a plurality of first fixed shafts (20) are circumferentially arranged on the outer wall of one end, close to the output shaft (16), of the first rotating shaft (17), a first guide hole (21) is formed in one end, far away from the first rotating shaft (17), of the first fixed shaft (20), a first moving rod (22) is arranged in the first guide hole (21), a first spring (23) is arranged in the first guide hole (21), one end of the first spring (23) is fixedly connected with the bottom wall of the first guide hole (21), the other end of the first spring (23) is connected with one end of the first moving rod (22), the other end of the first moving rod (22) extends out of the first guide hole (21) and is fixedly connected with a push plate (24), and the first moving rod (22) is perpendicular to the push plate (24);
the ball valve (25) is arranged on the air pipe (11), the ball valve (25) is positioned in the aeration chamber (9), a through hole (26) is formed in the side wall of the aeration chamber (9), one end of a valve rod (27) of the ball valve (25) is connected with one end of a second rotating shaft (28), the other end of the second rotating shaft (28) penetrates through the through hole (26) and extends into the groove body (14), a plurality of second fixed shafts (29) are circumferentially arranged on the outer wall of one end, far away from the valve rod (27), of the second rotating shaft (28), a second guide hole (30) is formed in one end, far away from the second rotating shaft (28), of each second fixed shaft (29), a second moving rod (31) is arranged in each second guide hole (30), a second spring (32) is arranged in each second guide hole (30), one end of each second spring (32) is fixedly connected with the bottom wall of each second guide hole (30), the other end of the second spring (32) is connected with one end of a second moving rod (31), the other end of the second moving rod (31) extends out of the second guide hole (30), and the second moving rod (31) is located below the first moving rod (22).
8. The photoelectric cooperative activated carbon regeneration device as claimed in claim 6, wherein a horizontally moving plate (34) is disposed above the stirring blade (18), a circular hole is disposed in the middle of the moving plate (34), shaft holes (42) are disposed at the left and right ends of the moving plate (34), a vertically fixing rod (35) is disposed in the shaft hole (42), a limiting block (36) is disposed at the lower end of the fixing rod (35), the upper end of the fixing rod (35) is connected with one end of a horizontally connecting rod (37), the other end of the connecting rod (37) is connected with the inner wall of the housing (1), a tubular spring (38) is sleeved on the fixing rod (35), one end of the tubular spring (38) is connected with the limiting block (36), and the other end of the tubular spring (38) is connected with the moving plate (34), the first rotating shaft (17) is provided with a cam (39) close to the rotating drum (33), the top end of the cam (39) is in contact with the bottom end of the moving plate (34), and the moving plate (34) can reciprocate up and down along the fixed rod (35).
9. The photoelectric cooperative regeneration activated carbon device as claimed in claim 4, wherein the bottom end of the aeration chamber (9) is symmetrically provided with four support legs (40).
10. The photoelectric cooperative regeneration activated carbon device as claimed in claim 9, wherein the bottom end of the supporting leg (40) is provided with a universal wheel (41).
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| CN111068635B (en) | 2023-12-12 |
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