CN108128835B - Activated carbon sewage treatment system and sewage treatment method using same - Google Patents
Activated carbon sewage treatment system and sewage treatment method using same Download PDFInfo
- Publication number
- CN108128835B CN108128835B CN201711372421.7A CN201711372421A CN108128835B CN 108128835 B CN108128835 B CN 108128835B CN 201711372421 A CN201711372421 A CN 201711372421A CN 108128835 B CN108128835 B CN 108128835B
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- pipe
- activated carbon
- sewage
- active carbon
- lifting
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 332
- 239000010865 sewage Substances 0.000 title claims abstract description 124
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 97
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 84
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 68
- 238000001914 filtration Methods 0.000 claims abstract description 56
- 238000001994 activation Methods 0.000 claims abstract description 34
- 230000004913 activation Effects 0.000 claims abstract description 32
- 238000001179 sorption measurement Methods 0.000 claims abstract description 31
- 238000003763 carbonization Methods 0.000 claims abstract description 28
- 230000008929 regeneration Effects 0.000 claims abstract description 22
- 238000011069 regeneration method Methods 0.000 claims abstract description 22
- 238000011010 flushing procedure Methods 0.000 claims abstract description 15
- 239000010802 sludge Substances 0.000 claims abstract description 9
- 238000001816 cooling Methods 0.000 claims description 59
- 230000007246 mechanism Effects 0.000 claims description 45
- 238000007599 discharging Methods 0.000 claims description 28
- 238000004891 communication Methods 0.000 claims description 24
- 238000000926 separation method Methods 0.000 claims description 15
- 238000011001 backwashing Methods 0.000 claims description 10
- 238000000197 pyrolysis Methods 0.000 claims description 9
- 238000012544 monitoring process Methods 0.000 claims description 8
- 239000007921 spray Substances 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 7
- 238000000746 purification Methods 0.000 claims description 7
- 229920006395 saturated elastomer Polymers 0.000 claims description 5
- 238000005507 spraying Methods 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- 230000003213 activating effect Effects 0.000 claims description 3
- 238000004065 wastewater treatment Methods 0.000 claims 4
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 238000007789 sealing Methods 0.000 description 12
- 230000009471 action Effects 0.000 description 8
- 239000007789 gas Substances 0.000 description 6
- 239000012190 activator Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- KEUKAQNPUBYCIC-UHFFFAOYSA-N ethaneperoxoic acid;hydrogen peroxide Chemical compound OO.CC(=O)OO KEUKAQNPUBYCIC-UHFFFAOYSA-N 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- 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
- B01J20/3483—Regenerating or reactivating by thermal treatment not covered by groups B01J20/3441 - B01J20/3475, e.g. by heating or cooling
-
- 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
- C02F2201/002—Construction details of the apparatus
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
Abstract
The invention discloses an active carbon sewage treatment system and a sewage treatment method using the same, the system comprises a sewage inlet main pipe, an active carbon new material tank and an adsorption filter tank, wherein a plurality of filtering adsorbers with self-flushing function are arranged in the adsorption filter tank, the sewage inlet main pipe is connected to the filtering adsorbers through a water inlet branch, an automatic feeding and charging device capable of automatically extracting active carbon in the filtering adsorbers is connected to the adsorption filter tank, a main material extracting pipe of the automatic feeding and charging device is connected to a separating screen capable of separating active carbon from sludge, the separating screen is connected to a carbonization and activation furnace through a discharge pipe, the carbonization and activation furnace is connected to a regeneration material tank through a discharge pipe, and the active carbon new material tank and the regeneration material tank are respectively used for feeding the active carbon into the filtering adsorbers through the automatic feeding and charging device. The invention realizes the efficient adsorption of the activated carbon, automatically takes and places the activated carbon, can activate the activated carbon to recycle the activated carbon, and has the advantages of low production cost, improved production efficiency and resource conservation.
Description
Technical Field
The invention relates to an activated carbon sewage treatment system and a sewage treatment method using the same.
Background
The active carbon is a micro-quality carbon material which is made of carbon-containing materials, has black appearance, developed internal pore structure, large surface area and strong adsorption capacity. The activated carbon is used as a low-cost adsorbent with large surface area and strong adsorption capacity, and is widely applied to the aspects of advanced treatment of urban sewage and industrial wastewater and purification of polluted water sources at present. The granular activated carbon has high price, can be reused after regeneration, and is convenient to operate and manage, so that the granular activated carbon has more application in water treatment at present.
The existing activated carbon sewage adsorption device adopts a barrel structure, activated carbon is put into a barrel, sewage enters the barrel and is purified through adsorption and filtration of the activated carbon, after the sewage is purified to a certain degree, the activated carbon is taken out from the barrel, and after activated carbon activation treatment is carried out, the activated carbon is re-implanted into the barrel.
Firstly, no equipment capable of realizing the adsorption, automatic feeding and taking out of the activated carbon and activation of the activated carbon exists at present; secondly, the activated carbon sewage adsorption device is arranged in a plurality of side by side and is placed in an adsorption filter tank, the activated carbon at the lower part can only be taken out after being saturated, the activated carbon at the upper part and the activated carbon at the lower part have large activity difference, so that the waste of materials is caused, moreover, the existing mode is to take out the activated carbon in the activated carbon sewage adsorption device singly and timely put in the activated carbon, but the existing activated carbon taking and putting structure is complex, the on-line taking and putting in of materials are difficult, a large amount of manpower and material resources are required, and the labor efficiency is low; secondly, after the activated carbon is taken out of the sewage treatment device, the activated carbon needs to be subjected to carbonization and activation treatment by high-temperature incineration and other processes, before carbonization and activation, the taken activated carbon needs to be subjected to preheating treatment, moisture and the like in the activated carbon are evaporated by utilizing waste heat of carbonization and activation, time and energy loss during carbonization and cremation are saved, and no suitable preheating device is available at present for efficiently realizing the preheating treatment of the activated carbon; finally, after carbonization and activation, the activated carbon needs to be cooled in time, and no suitable cooling device is available at present to efficiently realize the cooling treatment of the activated carbon.
Disclosure of Invention
The invention aims to provide an active carbon sewage treatment system which can realize efficient adsorption of active carbon, automatically pick and place the active carbon and can activate the active carbon so as to recycle the active carbon.
In order to solve the technical problem, the provided activated carbon sewage treatment system comprises a sewage inlet header pipe, an activated carbon new material tank and an adsorption filter tank, and is characterized in that: install a plurality of filtration adsorbers that have self-flushing function in the adsorption filter pond, the sewage gets into the house steward and connects on filtration adsorber through the branch road that intakes, be connected with the automatic feeding device that can extract the active carbon in the filtration adsorber on the adsorption filter pond, automatic feeding device's main material carrying pipe is connected with the separation sieve that can separate active carbon and mud, and the separation sieve is connected with the carbonization activation stove through the discharging pipe, and the carbonization activation stove is connected with the regeneration material jar through the discharging pipe, active carbon new material jar and regeneration material jar are put in the filtration adsorber through automatic feeding device respectively.
After adopting above-mentioned structure, accessible automatic feeding device is put in active carbon and is taken out active carbon to filtering the adsorber in the automation, and after automatic active carbon that takes out, active carbon that takes out is through the separation sieve separation, and mud or partial water are separated, and active carbon is through the dry distillation activation of dry distillation activation furnace to make active carbon possess strong adsorption function again, the active carbon after the activation is put in regeneration tank, therefore can put in active carbon to filtering the adsorber in the automation through regeneration tank. Because the filtering absorber has a self-flushing function, the activated carbon can be purified under set conditions or at regular time, the service life of the activated carbon is greatly prolonged, the production cost is saved, and the adsorption efficiency of the activated carbon is also improved; and the saturated activated carbon is activated through the separation and carbonization activation processes, so that the activated carbon can be repeatedly utilized, and the production cost is greatly saved. In conclusion, the invention realizes the efficient adsorption of the activated carbon, automatically takes and places the activated carbon and can activate the activated carbon so as to recycle the activated carbon, thereby greatly saving the production cost and resources.
The filter adsorber comprises a sewage treatment shell with an open top and an inner cavity for containing active carbon, a water inlet pipe connected with a sewage inlet main pipe is connected to the lower portion of the sewage treatment shell, a material pipe extending upwards from the lower portion of the sewage treatment shell is arranged in the sewage treatment shell, a water flow distributor connected with the water inlet pipe is arranged in the sewage treatment shell, the bottom of the material pipe is communicated with the inner cavity of the sewage treatment shell, and a discharge hole and a material discharge device for upwards spraying materials are arranged on the upper portion of the material pipe and connected with the bottom of the material pipe.
The water flow distributor comprises a distribution cone which is communicated with the water outlet end of the water inlet pipe and is arranged with a large opening upwards, and a plurality of water permeable holes are distributed on the side wall of the lower part of the distribution cone; the water flow distributor further comprises a vertical cylinder, the water outlet end of the water inlet pipe is connected to the upper portion of the vertical cylinder, the lower portion of the vertical cylinder is communicated with the distribution cone, a lower cone with a large opening arranged downwards is connected to the lower portion of the distribution cone, and a plurality of water permeable holes are formed in the side wall of the lower cone.
The top of the sewage treatment shell is open and used for throwing active carbon, the upper part of the inner wall of the sewage treatment shell is connected with a guide cover which is gradually reduced from top to bottom, a backwashing sewage disposal chamber is formed between the guide cover and the inner wall of the sewage treatment shell, and a backwashing sewage disposal pipe is arranged on the backwashing sewage disposal chamber.
The automatic feeding and charging device comprises a main feeding pipe, a main lifting pipe and a support frame driven by a power driving mechanism to transversely slide along an adsorption filter tank, at least two main feeding joints are arranged on the main feeding pipe at intervals, at least two main lifting joints are arranged on the main lifting pipe at intervals, at least one auxiliary feeding pipe and an auxiliary lifting pipe are connected to the support frame, a conveying communication mechanism for respectively driving the auxiliary feeding pipe to be communicated with the main feeding joints and the auxiliary lifting pipe to be communicated with the main lifting pipe is connected to the support frame, a discharging pipe communicated with the auxiliary lifting pipe and a feeding pipe communicated with the auxiliary feeding pipe are further connected to the support frame, and a lifting communication mechanism for enabling the discharging pipe to be communicated with the lifting pipe is connected to the support frame.
The conveying communication mechanism comprises a conveying connecting frame which is connected to the supporting frame and driven by a conveying power mechanism, a conveying joint which is respectively communicated with the auxiliary lifting pipe and the auxiliary feeding pipe is connected to the conveying connecting frame, a feeding and discharging port is arranged at the outer end part of the conveying joint, a feeding and discharging port is also arranged at the inner end part of the main lifting joint and the main feeding joint, a conveying sleeve (28) which is driven by the communicating power mechanism to slide along the outer wall of the conveying joint and can enable the conveying joint to be respectively communicated with the main lifting joint and the main feeding joint after the conveying sleeve slides.
The feeding end of the main material lifting joint and the feeding end of the main material feeding joint are closed, the feeding inlet and the discharging outlet of the main material lifting joint are through holes formed in the side wall of the end portion of the main material lifting joint in a surrounding mode, sealing sleeves are respectively sleeved on the main material lifting joint and the main material feeding joint, reset springs are respectively connected between the rear parts of the sealing sleeves and the outer walls of the main material lifting joint and the outer walls of the main material feeding joint, the sealing sleeves seal the feeding inlet and the discharging outlet under the jacking action of the reset springs, and the shape of the sealing sleeves is matched with that of the conveying cylinder and can compress the reset springs under the action of jacking sliding of the conveying cylinder.
The lifting communication mechanism comprises an upper sliding frame which is connected to the supporting frame and is driven by the first power driving mechanism to slide up and down, the discharging pipe is connected to the upper sliding frame, a lower sliding frame which is driven by the second power driving mechanism to slide up and down is connected to the upper sliding frame, a lifting sleeve which is hermetically and slidably sleeved on the discharging pipe is connected to the lower sliding frame, the lifting sleeve can be sleeved outside the discharging pipe and the lifting pipe, a communication chamber is formed between the inner wall of the lifting sleeve and the outer wall of the discharging pipe and the lifting pipe after the lifting sleeve is sleeved, and the discharging port and the feeding port are communicated through the communication chamber.
The separation sieve and the carbonization and activation furnace are sequentially connected with a lifting machine, a saturated material tank and a preheating dryer through pipelines, the preheating dryer comprises a frame, a preheating heat exchange roller driven by a power device is rotatably installed on the frame, a feed inlet is formed in the front of the preheating heat exchange roller, a discharge outlet is formed in the rear of the preheating heat exchange roller, a plurality of outwards protruding concave cavities are formed in the inner wall of the preheating heat exchange roller and are spirally distributed along the preheating heat exchange roller, a heat exchange housing which is covered by the preheating heat exchange roller is installed on the frame, a hot air inlet channel and a hot air outlet channel are connected on the heat exchange housing, the hot air inlet channel is connected with a hot air outlet of the carbonization and activation furnace through pipelines, stirring discharge blades which are spirally arranged are connected to the inner cavity of the preheating heat exchange roller, the inner wall of the preheating heat exchange roller outwards protrudes to form a protruding chamber, and the inner cavity of the protruding chamber is the concave cavity, and fins are connected on the outer wall of the protruding chamber.
The dry distillation activation furnace is characterized in that a cooler is connected between the dry distillation activation furnace and the regeneration charging bucket through a pipeline, the cooler comprises a frame, a cooling roller driven by a power device is rotatably installed on the frame, a feed inlet is formed in the front portion of the cooling roller, a discharge outlet is formed in the rear portion of the cooling roller, a plurality of groups of heat exchange cooling chamber groups are connected onto the wall of the cooling roller, each group of heat exchange cooling chamber groups comprises a plurality of heat exchange cooling chambers which are arranged downwards in a tilted mode from front to back, the heat exchange cooling chambers are communicated with an inner cavity of the cooling roller, a spraying device is arranged above the cooling roller, and a plurality of guide plates which are arranged in a twisted mode and are arranged along the annular cloth of the cooling roller are connected onto the inner wall of the rear portion of the heat exchange section.
The invention aims to provide a sewage treatment method by using the activated carbon sewage treatment system, which is characterized by comprising the following steps of: firstly, putting the activated carbon in the activated carbon new material tank into a filtering adsorber, pressurizing sewage, and then introducing the pressurized sewage into the filtering adsorber through a branch of a sewage inlet main pipe, wherein the sewage inlet main pipe is provided with water quality on-line monitoring equipment, and the filtered sewage is discharged after being fully filtered and adsorbed by the filtering adsorber, and the discharged pipeline is also connected with the water quality on-line monitoring equipment;
When the water quality on the discharged pipeline cannot meet the requirement of purifying water quality, starting a material discharging device in the filtering adsorber to spray the active carbon upwards, discharging sewage through a sewage discharge pipe of the filtering adsorber, and returning the washed active carbon to the filtering adsorber again, wherein the active carbon is subjected to self-flushing purification without stopping by utilizing the self-flushing function of the filtering adsorber;
when the water quality on the discharged pipeline still cannot meet the requirement of purifying water quality after the water quality on-line monitoring equipment monitors the water quality after multiple times of self-flushing purification, extracting the activated carbon in the filtering adsorber through the automatic feeding device, simultaneously throwing the activated carbon in the new activated carbon tank into the filtering adsorber, separating and filtering the extracted activated carbon through a separation sieve, separating and reinfusion sewage and partial sludge in the extracted activated carbon, preheating, dry distillation activating and cooling the separated activated carbon, and throwing the cooled activated carbon into a regeneration tank for standby;
in the preheating process of the activated carbon, the temperature of the supplied hot air is 70-120 ℃, the preheating time of the activated carbon is 10-30 minutes, the water content of the preheated activated carbon is less than 20%, the temperature during carbonization and activation is 600-650 ℃, the activation time is 25-35 minutes, and the cooled activated carbon is 30-80 ℃;
When the water quality on the discharged pipeline still can not meet the requirement of purifying water quality, the automatic feeding and charging device can be used for extracting the active carbon in the filtering adsorber, meanwhile, the active carbon in the regeneration tank or the active carbon new tank can be put into the filtering adsorber, the extracted active carbon is separated and filtered through a separation sieve, sewage and partial sludge in the extracted active carbon are separated and returned, the separated active carbon is preheated, dry distilled and activated and cooled, and the cooled active carbon is put into the regeneration tank for standby.
By adopting the method, the filtering adsorber has a self-flushing function, so that the activated carbon can be purified under set conditions or at fixed time, the service life of the activated carbon is greatly prolonged, the production cost is saved, and the adsorption efficiency of the activated carbon is also improved; and the saturated activated carbon is activated through the separation and carbonization activation processes, so that the activated carbon can be repeatedly utilized, and the production cost is greatly saved.
In conclusion, the invention realizes the efficient adsorption of the activated carbon, automatically takes and places the activated carbon, and can activate the activated carbon so as to recycle the activated carbon, and has the advantages of low production cost, improved production efficiency and resource conservation.
Drawings
The invention is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic illustration of a filter adsorber;
FIG. 3 is a schematic view of the structure of an automatic feeding apparatus;
FIG. 4 is a schematic diagram of the top view of FIG. 3;
FIG. 5 is a schematic diagram of the feed-forward mechanism of FIG. 3;
FIG. 6 is a schematic view of the structure of FIG. 5 in another use state;
FIG. 7 is an enlarged view of area A of FIG. 6;
FIG. 8 is a schematic view of the conveying communication mechanism of FIG. 3;
FIG. 9 is a schematic view of the structure of FIG. 8 in another use state;
FIG. 10 is a schematic diagram of the structure of a preheat dryer;
FIG. 11 is a schematic view of the structure taken along line B-B in FIG. 10;
FIG. 12 is a schematic diagram of a cooler;
FIG. 13 is a schematic view of the left view of FIG. 12;
FIG. 14 is a cross-sectional view taken along line C-C of FIG. 12;
FIG. 15 is a cross-sectional view taken along line D-D of FIG. 12
Fig. 16 is a schematic view in the direction E in fig. 15.
Detailed Description
Referring to fig. 1, the invention provides an embodiment of an activated carbon sewage treatment system, which comprises a sewage tank 150, a high-level water tower 160, a sewage inlet main pipe 50, an activated carbon new material tank 60 and an adsorption filter tank 20, wherein the sewage in the sewage tank 150 is lifted into the high-level water tower through a water pump, a water outlet pipe of the high-level water tower is communicated with the sewage inlet main pipe 50 to provide sewage with pressure, a plurality of filter adsorbers 100 with self-flushing function are installed in the adsorption filter tank 20, the sewage inlet main pipe is connected to the filter adsorbers 100 through a water inlet branch, an automatic feeding device capable of automatically extracting activated carbon in the filter adsorbers 100 is connected to the adsorption filter tank 20, a separating screen 70 capable of separating activated carbon from sludge is connected to a main material lifting pipe 22 of the automatic feeding device, the separating screen 70 is connected to a carbonization activator 80 through a discharging pipe, a regeneration material tank 90 is connected between the separating screen 70 and the carbonization activator 80 through a pipeline, a lifter, a saturated material tank 110 and a dryer 120 are sequentially connected between the carbonization activator 80 and the carbonization activator 80 through pipelines, a cooler 130 is connected between the carbonization activator 80 and the regeneration material tank 90 through a pipeline, and the automatic feeding device is connected to the automatic feeding device 60 through the active carbon filter and the new material feeding device through the filter material filtering device. Each device is described in one-to-one detail below with reference to the accompanying drawings.
Referring to fig. 2, the filter adsorber 100 comprises a sewage treatment housing 1 with an open top and an inner cavity for containing activated carbon, in this embodiment, the sewage treatment housing is cylindrical, a water inlet pipe 2 is connected to the lower part of the sewage treatment housing 1, sewage with a certain pressure enters from the water inlet pipe 2, a water flow distributor 4 connected with the water inlet pipe 2 is installed in the sewage treatment housing 1, a material pipe 3 extending upwards from the lower part of the sewage treatment housing 1 is installed in the sewage treatment housing 1, the bottom of the material pipe 3 is communicated with the inner cavity of the sewage treatment housing, a material outlet device for injecting materials upwards is arranged at the upper part of the material pipe 3, a plurality of material holes for injecting materials upwards are connected to the bottom of the material pipe 3, the material outlet device is a gas jet 5, the concrete structure of the gas jet is the prior art, high-pressure gas inlet pipe 8 connected with the gas jet is connected to the sewage treatment housing 1, activated carbon (particles or powder) is thrown into the inner cavity of the sewage treatment housing from the upper part, and when the material is required to be discharged, the material outlet device acts on the activated carbon through the high-pressure gas jet 5 and the material outlet device by the action of the gravity.
As shown in fig. 2, the water flow distributor 4 includes a distribution cone 41 which is communicated with the water outlet end of the water inlet pipe 2 and has an upward large opening, and a plurality of water permeable holes are distributed on the side wall of the lower part of the distribution cone 41. The water flow distributor 4 further comprises a vertical cylinder 43, the water outlet end of the water inlet pipe 2 is connected to the upper portion of the vertical cylinder, the lower portion of the vertical cylinder is communicated with the distribution cone cylinder 41, a lower cone cylinder 42 with a large opening arranged downwards is connected to the lower portion of the distribution cone cylinder 41, a plurality of water permeable holes are also formed in the side wall of the lower cone cylinder, the water permeable holes are not drawn in the figure, and the center of the water permeable holes is indicated by a marking line of a center hole. Through the structure setting, the sewage that makes the entering evenly lets in the bottom of sewage treatment casing, and sewage upwards extends from the bottom, fully contacts with the active carbon, and after the absorption filtration of active carbon, water overflows from the top of sewage treatment casing, and the water that overflows gets into in the purifying tank, finally discharges.
Referring to fig. 2, the top of the sewage treatment housing 1 is open for putting activated carbon, and the upper part of the inner wall of the sewage treatment housing is connected with a guide cover 6 which is gradually reduced from top to bottom, one of the guide covers 6 is used for putting activated carbon conveniently, in addition, a backwash sewage draining chamber 7 is formed between the guide cover 6 and the inner wall of the sewage treatment housing, and the backwash sewage draining chamber 7 is provided with a backwash sewage draining pipe 9. When the sewage treatment device is used, sewage slowly permeates from the bottom, so that the pollution of the activated carbon at the bottom is more serious than that of the upper part, after the activated carbon is saturated for a period of time, the gas jet device 5 can be started to convey the activated carbon at the bottom in the sewage treatment shell upwards, and finally the activated carbon at the bottom is discharged from a material hole at the top side of the material pipe 3, so that the activated carbon at the bottom is self-washed, the washed sewage is discharged from the backwashing sewage discharge pipe 9, the self-washing function without stopping the sewage treatment device is realized, the activated carbon at the upper part in the sewage treatment shell moves downwards under the action of gravity, the back washing of the activated carbon in the sewage treatment shell is realized, the sewage after the back washing is discharged from the backwashing sewage discharge pipe, and the service life of the activated carbon is prolonged.
Referring to fig. 3 and 4, the automatic material lifting and feeding device comprises a main feeding pipe 21, a main material lifting pipe 22 and a supporting frame driven by a power driving mechanism to transversely slide along an adsorption filter tank 20, at least two main feeding joints are arranged on the main feeding pipe 21 at intervals, at least two main material lifting joints are arranged on the main material lifting pipe 22 at intervals, at least one auxiliary feeding pipe 23 and an auxiliary material lifting pipe 24 are connected to the supporting frame, a conveying communication mechanism for respectively driving the auxiliary feeding pipe to be communicated with the main feeding joints and the auxiliary material lifting pipe to be communicated with the main material lifting joints is connected to the supporting frame, referring to fig. 2, four longitudinal rows and four transverse rows of activated carbon sewage processors are arranged in the embodiment, so that four main feeding joints 211 and four main material lifting joints 221 are required to be arranged respectively, one auxiliary feeding pipe 23 and one auxiliary material lifting pipe 24 are arranged on the supporting frame, when the supporting frame runs to a set position, the auxiliary feeding pipe 23 can be quickly connected with the main feeding joint at the position so that the auxiliary feeding pipe 23 is quickly connected with the main material lifting joint at the position, and the other conveying communication mechanism enables the auxiliary material lifting pipe 24 to quickly connected with the main material lifting joint at the position so that the conveying process of conveying the two materials is realized. The embodiment can realize the lifting of one row of activated carbon sewage treatment devices and the feeding of another row of activated carbon sewage treatment devices at the same time, thereby greatly improving the labor efficiency, and can realize the lifting of a plurality of rows of activated carbon sewage treatment devices and the feeding of a plurality of rows of activated carbon sewage treatment devices according to the number of the auxiliary feeding pipes 23 and the auxiliary lifting pipes 24, which are not exemplified one by one.
Referring to fig. 8 and 9, the conveying communication mechanism includes a conveying connecting frame 26 connected to the supporting frame and driven by a conveying power mechanism, in this embodiment, the conveying power mechanism is a conveying cylinder, and of course, other power mechanisms such as an oil cylinder, a gear and a rack may be adopted to realize the sliding of the conveying connecting frame, a conveying joint 27 respectively communicated with the auxiliary lifting pipe and the auxiliary feeding pipe is connected to the conveying connecting frame 26, a feeding and discharging port is arranged at an outer end portion of the conveying joint 27, a conveying sleeve 28 driven by the conveying power mechanism to slide along an outer wall of the conveying joint is also arranged at an inner end portion of the main lifting joint and is connected to the conveying connecting frame 26, and when the conveying sleeve slides, the conveying joint 27 is respectively communicated with the main lifting joint and the main feeding joint, in this embodiment, the communicating power mechanism is a communicating cylinder, and of course, other power mechanisms such as an oil cylinder, a gear and a rack may be adopted to realize the sliding of the conveying sleeve. The feeding ends of the main material lifting joint and the main material feeding joint are closed, the material inlet and the material outlet are through holes which are annularly arranged on the side wall of the end part of the main material lifting joint, the main material lifting joint 221 and the main material feeding joint 211 are respectively sleeved with a sealing sleeve 30, a reset spring 29 is respectively connected between the rear part of the sealing sleeve and the outer wall of the main material lifting joint and the outer wall of the main material feeding joint, the sealing sleeve 30 seals the material inlet and the material outlet under the jacking action of the reset spring, the shape of the sealing sleeve 30 is adaptive to the shape of a material conveying cylinder, and the reset spring 29 can be compressed under the jacking action of sliding of the material conveying cylinder. Sealing rings are respectively connected to the inner walls at two ends of the conveying sleeve 28, a concave cavity is arranged in the middle of the inner wall of the conveying sleeve 28, a conveying communication chamber is formed between the concave cavity and the outer walls of the conveying connector and the main material lifting connector and between the concave cavity and the outer walls of the conveying connector and the main material feeding connector, the end part of the conveying connector 27 is sealed, a conveying hole is annularly arranged on the side wall of the end part of the conveying connector, and the material inlet and the material outlet of the main material lifting connector and the main material feeding connector are communicated with the conveying hole through the conveying communication chamber.
Referring to fig. 8 and 9, the support frame is further connected with a discharge pipe 11 communicating with the auxiliary lifting pipe and a feeding pipe 25 communicating with the auxiliary feeding pipe, and the support frame is connected with a lifting communicating mechanism capable of communicating the discharge pipe 11 with the lifting pipe 3. The lifting communication mechanism comprises an upper sliding frame 10 which is connected to the supporting frame and is driven by a first power driving mechanism to slide up and down, in this embodiment, the first power driving mechanism comprises a first power screw 14 connected to the supporting frame, a first motor 13 for driving the first power screw to rotate is arranged on the supporting frame, a screw nut screwed on the first power screw 14 is rotationally connected to the upper sliding frame 10, and of course, other power mechanisms such as an oil cylinder and an air cylinder can be adopted as the first power driving mechanism, but the mechanism in this embodiment can enable the sliding to be more accurate, and meanwhile, the operation is simpler. The discharge pipe 11 is connected to the upper sliding frame 10, the upper sliding frame 10 is connected with a lower sliding frame which is driven by a second power driving mechanism to slide up and down, the second power driving mechanism comprises a second power screw rod 15 connected to the upper sliding frame 10, the support frame is provided with a second motor 16 for driving the second power screw rod to rotate, the communication mechanism is rotationally connected with a screw nut screwed on the second power screw rod 15, and other power mechanisms such as an oil cylinder and an air cylinder can be used as the second power driving mechanism. The lower sliding frame is connected with a lifting sleeve 12 which is hermetically sleeved on the discharge pipe, the lifting sleeve 12 can be sleeved outside the discharge pipe 11 and the lifting pipe 3, a communicating chamber is formed between the inner wall of the lifting sleeve and the outer wall of the discharge pipe and the lifting pipe after being sleeved, and the discharge port and the feed inlet are communicated through the communicating chamber.
As shown in fig. 8 and 9, the bottom of the discharge pipe 11 can be propped against the top of the lifting pipe after sliding down to a set position on the upper sliding frame, the top of the lifting pipe 3 is closed, the discharge hole is a plurality of discharge holes annularly distributed on the side wall of the lifting pipe, the bottom of the discharge pipe 11 is closed, and the feed hole is a plurality of feed holes annularly distributed on the side wall of the discharge pipe. The bottom of the lifting sleeve 12 is provided with a through hole for the lifting pipe 3 to be inserted, a sealing ring capable of sealing with the outer wall of the lifting pipe is connected to the through hole wall, a concave cavity is arranged in the middle of the inner wall of the lifting sleeve 12, a communication chamber is formed between the concave cavity and the outer wall of the discharging pipe and between the concave cavity and the outer wall of the lifting pipe, and the upper part of the lifting sleeve 12 is in sliding sealing connection with the outer wall of the discharging pipe.
When the automatic lifting and feeding device is used in combination with the figures 3-5, under the power drive of the first motor, the upper sliding frame 10 drives the second power driving mechanism, the discharge pipe and the lifting sleeve 12 to slide downwards until the bottom of the discharge pipe 11 is propped against the top of the lifting pipe 3, the second motor acts to enable the lifting sleeve to slide downwards until the lifting sleeve is sleeved outside the lifting pipe and the discharge pipe (the set position above), after the lifting sleeve is sleeved outside, the discharge port of the lifting pipe is communicated with the feed port of the discharge pipe 11 through the communication chamber, and activated carbon materials enter from the bottom of the lifting pipe through the jet action of the airflow jet device and are discharged from the top of the discharge pipe through the communication chamber and the discharge pipe; after extraction is completed, the separation of the lifting material pipe and the discharging material pipe is realized through the reverse action of the motor, and the whole lifting and conveying process is completed. According to the description of the action process, the invention can rapidly realize the online lifting and conveying of the activated carbon, and greatly improve the labor efficiency.
Referring to fig. 3 and 4, the supporting frame is further connected with a feeding power mechanism for driving the feeding pipe 25 to slide up and down. The feeding power mechanism comprises a feeding power screw 31 which is rotatably connected to a support frame and driven by a feeding motor, the feeding power screw is vertically arranged, the support frame is connected with a feeding frame capable of sliding vertically, the feeding pipe is connected to a feeding frame 32, and the feeding frame is rotatably connected with a nut which is in screw connection with a feeding gift screw; the feeding pipe 25 is communicated with the auxiliary feeding pipe through a hose.
Referring to fig. 10 and 11, the preheating dryer 120 includes a frame, a preheating heat exchanging drum 51 driven to rotate by a power device is rotatably installed on the frame, the above-mentioned rotation installation structure is that two supporting wheels are correspondingly disposed at the front and rear of the frame, the preheating heat exchanging drum 51 is placed on the supporting wheels, thereby realizing the rotation of the preheating heat exchanging drum, the preheating heat exchanging drum 51 is provided with a driving gear sleeve, in this embodiment, the driving gear sleeve is installed at the inlet part of the preheating heat exchanging drum, the driving gear sleeve is disposed at other parts of the preheating heat exchanging drum according to actual situations, a power machine is connected to the frame, a power gear is connected to the power output shaft of the power machine, the driving gear sleeve is in power connection with the power gear, the above-mentioned power machine may be a motor or a driving motor, the related structure of the power connection is not shown in the drawings, and it can be clearly known by those skilled in the art according to the description of the embodiments, and is not repeated here. The front part of the preheating heat exchange roller 51 is provided with a feed inlet, the rear part of the preheating heat exchange roller 51 is provided with a discharge outlet, in the embodiment, the preheating heat exchange roller is provided with an inlet section with a smaller diameter, a heat exchange section with a larger diameter and an outlet section with a smaller diameter, the feed inlet is arranged on the inlet section, the feed inlet can be arranged on the front end wall or the side wall of the inlet section, the discharge outlet can be arranged on the rear end wall or the side wall of the outlet section, a plurality of concave cavities protruding outwards are arranged on the inner wall of the preheating heat exchange roller 51 and are spirally distributed along the preheating heat exchange roller 51, a heat exchange housing 52 which is provided with an outer cover on the rack and wraps the preheating heat exchange roller is connected with a hot air inlet channel 53 and a hot air outlet channel 54, the hot air inlet channel 53 is arranged at the rear part of the heat exchange housing 52, the hot air outlet channel 54 is arranged at the front part of the heat exchange housing 52, and the flow direction of a heat exchange medium is opposite to that of activated carbon, and the heat exchange efficiency is improved. The inner wall of the preheating heat exchange roller 51 is connected with a stirring discharge blade 55 extending into the inner cavity and spirally arranged, and in this embodiment, the stirring discharge blade is directly welded on the inner wall of the preheating heat exchange roller, and the connection of the stirring discharge blade can be realized through other connection structures such as a connecting column according to practical situations.
Referring to fig. 10 and 11, the inner wall of the preheating heat exchange drum 51 protrudes outwards to form a protruding chamber, the inner cavity of the protruding chamber is the recessed cavity, and of course, the protruding chamber may be welded on the outer wall of the preheating heat exchange drum, the outer wall of the protruding chamber is connected with a fin 56, and the fin 56 may have any shape, so as to increase the heat exchange area of the protruding chamber and improve the heat exchange efficiency.
Referring to fig. 10 and 11, the hot air inlet channel 53 on the heat exchange housing 52 is connected with the hot air outlet of the carbonization and activation furnace 80 through a pipeline, so that the heat energy is fully utilized, and the purpose of saving energy is achieved. Of course, the hot air inlet channel 53 and the hot air outlet channel 54 may be filled with hot water of a boiler or other heating mediums, which will not be described in detail herein.
Referring to fig. 12 to 16, the cooler 130 includes a frame, a cooling drum 61 driven to rotate by a power device is rotatably mounted on the frame, the above-mentioned rotation mounting structure is that two supporting wheels are correspondingly disposed at the front and rear of the frame, the cooling drum 61 is placed on the supporting wheels, so as to realize rotation of the cooling drum, the cooling drum 61 is provided with a driving gear sleeve, in this embodiment, the driving gear sleeve is mounted at an inlet portion of the cooling drum, the driving gear sleeve is disposed at other portions of the cooling drum according to practical situations, a power machine is connected to the frame, a power gear is connected to a power output shaft of the power machine, the driving gear sleeve is in power connection with the power gear, the above-mentioned power machine may be a motor or a driving motor, and related structures of power connection are not shown in the drawings, and it will be clear from the description in the embodiments of those skilled in the art that the description will not be repeated here. The front part of the cooling roller 61 is provided with a feed inlet, the rear part is provided with a discharge outlet, in this embodiment, the cooling roller is provided with an inlet section with a smaller diameter, a heat exchange section with a larger diameter and an outlet section with a smaller diameter, that is, the diameter of the heat exchange section is far greater than that of the inlet section and the outlet section, the feed inlet is arranged on the inlet section, the feed inlet can be arranged on the front end wall or the side wall of the inlet section, and the discharge outlet can be arranged on the rear end wall or the side wall of the outlet section. The cylinder wall of the cooling cylinder 61 is connected with a plurality of groups of heat exchange cooling chamber groups, each group of heat exchange cooling chamber groups comprises a plurality of heat exchange cooling chambers 62 distributed along the cooling cylinder ring and a plurality of heat exchange cooling chambers are all arranged obliquely downwards from front to back, the heat exchange cooling chambers 62 are communicated with the inner cavity of the cooling cylinder, when the active carbon rolls along with the cooling cylinder, part of the active carbon on the inner wall of the cooling cylinder enters the heat exchange cooling chambers, and enters from the front port and the rear port of the heat exchange cooling chambers to be discharged, and due to the oblique arrangement, a state of forward conveying of the active carbon can be formed, so that the heat exchange area is increased, the cooling effect is improved, and the active carbon can be conveyed forward. The cooling cylinder 61 top is equipped with spray set, be connected with the pond that is located cooling cylinder 61 below in the frame, be connected with the drain pipe on the pond, spray set is responsible for including spraying, sprays and is responsible for being connected with at least one shower head that sprays downwards, in this embodiment, has set up foretell three group and has traded the cooling chamber group, has corresponding to set up three shower heads, can set up the shower head of different quantity in order to strengthen the spray cooling effect according to actual conditions. In this embodiment, the inner wall of the rear portion of the heat exchange section is connected with a plurality of baffles 63 which are arranged in a twisted manner and distributed along the cooling roller ring, so that the activated carbon in the heat exchange section can be fully discharged to the outlet section, the cooled activated carbon can be conveniently and smoothly discharged, and the accumulation phenomenon is prevented, and the twisted manner means that the baffles 63 are guided to form a spiral twisted state, thereby playing a role in guiding flow. In this embodiment, the wall of the cooling drum 61 is connected with a U-shaped tube, the two ends of which are respectively communicated with the inner cavity of the cooling drum, and the inner cavity of the U-shaped tube is the heat exchange cooling chamber. Of course, a structure may be adopted in which the wall of the cooling drum 61 protrudes outward to form the heat exchange cooling chamber, and such an embodiment is not shown in the drawings.
Referring to fig. 1, arrows in fig. 1 indicate the trend of activated carbon and water, according to the schematic illustration in the figure, the method for treating sewage by using the activated carbon sewage treatment system provided by the invention is that firstly, activated carbon in a new activated carbon tank is put into a filtering adsorber, sewage is pressurized and then is introduced into the filtering adsorber through a branch of a sewage inlet main pipe, wherein a water quality on-line monitoring device is arranged on the sewage inlet main pipe, and is discharged after being fully filtered and adsorbed by the filtering adsorber, and a water quality on-line monitoring device is also connected on a discharged pipeline, so that parameters such as quasi chemical oxygen demand (CODcr), biochemical oxygen demand (BOD 5), suspended matters (SS), total nitrogen (in terms of N) and the like are mainly detected, and the method, the device and the index for detecting the parameters are all the prior art and are not repeated;
when the water quality on the discharged pipeline cannot meet the requirement of purifying the water quality (namely, the parameters cannot reach the standards) through the water quality on-line monitoring equipment, starting a material discharging device in the filtering adsorber to spray the activated carbon upwards, discharging sewage through a sewage discharge pipe of the filtering adsorber, and returning the washed activated carbon to the filtering adsorber again, so that the activated carbon is subjected to self-flushing purification without stopping by utilizing the self-flushing function of the filtering adsorber;
When the water quality on the discharged pipeline still cannot meet the requirement of purifying water quality after the water quality on-line monitoring equipment monitors the water quality after multiple times of self-flushing purification, extracting the activated carbon in the filtering adsorber through the automatic feeding device, simultaneously throwing the activated carbon in the new activated carbon tank into the filtering adsorber, separating and filtering the extracted activated carbon through a separation sieve, separating and reinfusion sewage and partial sludge in the extracted activated carbon, preheating, dry distillation activating and cooling the separated activated carbon, and throwing the cooled activated carbon into a regeneration tank for standby;
in the preheating process of the activated carbon, the temperature of the supplied hot air is 70-120 ℃, the preheating time of the activated carbon is 10-30 minutes, the water content of the preheated activated carbon is less than 20%, the temperature during carbonization and activation is 600-650 ℃, the activation time is 25-35 minutes, and the cooled activated carbon is 30-80 ℃;
when the water quality on the discharged pipeline still can not meet the requirement of purifying water quality, the automatic feeding and charging device can be used for extracting the active carbon in the filtering adsorber, meanwhile, the active carbon in the regeneration tank or the active carbon new tank can be put into the filtering adsorber, the extracted active carbon is separated and filtered through a separation sieve, sewage and partial sludge in the extracted active carbon are separated and returned, the separated active carbon is preheated, dry distilled and activated and cooled, and the cooled active carbon is put into the regeneration tank for standby.
The preheating condition of the activated carbon can greatly reduce the carbonization and activation time and the production cost, and save the resources. The temperature and time of carbonization and activation are set, so that the activated carbon can be ensured to form enough internal pore channels to the greatest extent, and the adsorption efficiency of the activated carbon is improved.
Other embodiments of the present invention are also possible, and other technical solutions formed in the claims are not repeated, so that the present invention is not limited by the above embodiments, and equivalent changes and component replacement based on the above embodiments of the present invention are all within the scope of the present invention.
Claims (6)
1. The utility model provides an active carbon sewage treatment system, includes sewage entering house steward (50), active carbon new tank (60), adsorption filter (20), installs in adsorption filter (20) and has a plurality of filtration adsorbers (100) of self-flushing function, and sewage entering house steward passes through the branch connection of intaking on filtration adsorber (100), characterized by: the adsorption filter tank (20) is connected with an automatic feeding and charging device capable of automatically extracting active carbon in the filtering adsorber (100), a main lifting pipe (22) of the automatic feeding and charging device is connected with a separating screen (70) capable of separating the active carbon and sludge, the separating screen (70) is connected with a carbonization and activation furnace (80) through a discharging pipe, the carbonization and activation furnace (80) is connected with a regeneration charging tank (90) through a discharging pipe, and the active carbon new charging tank (60) and the regeneration charging tank (90) respectively feed the active carbon into the filtering adsorber (100) through the automatic feeding and charging device; the filtering adsorber (100) comprises a sewage treatment shell (1) with an open top and an inner cavity for containing active carbon, wherein the lower part of the sewage treatment shell (1) is connected with a water inlet pipe (2) connected with a sewage inlet main pipe (50), a material pipe (3) extending upwards from the lower part of the sewage treatment shell is arranged in the sewage treatment shell (1), a water flow distributor (4) connected with the water inlet pipe (2) is arranged in the sewage treatment shell, the bottom of the material pipe (3) is communicated with the inner cavity of the sewage treatment shell, the upper part of the material pipe (3) is provided with a discharge hole, and the bottom of the material pipe is connected with a material discharge device for spraying materials upwards; the automatic feeding and charging device comprises a main feeding pipe (21), a main lifting pipe (22) and a support frame which is driven by a power driving mechanism to transversely slide along an adsorption filter tank (20), wherein at least two main feeding joints which are arranged at intervals are arranged on the main feeding pipe (21), at least two main lifting joints which are arranged at intervals are arranged on the main lifting pipe (22), at least one auxiliary feeding pipe (23) and an auxiliary lifting pipe (24) are connected to the support frame, a conveying communication mechanism which drives the auxiliary feeding pipe to be communicated with the main feeding joints and the auxiliary lifting pipe to be communicated with the main lifting joint is connected to the support frame, a discharge pipe (11) which is communicated with the auxiliary lifting pipe and a feeding pipe (25) which is communicated with the auxiliary feeding pipe are also connected to the support frame, and a lifting communication mechanism which can enable the discharge pipe (11) to be communicated with the lifting pipe (3) is connected to the support frame; the conveying communication mechanism comprises a conveying connecting frame (26) which is connected to the supporting frame and driven by the conveying power mechanism, a conveying joint (27) which is respectively communicated with the auxiliary lifting pipe and the auxiliary feeding pipe is connected to the conveying connecting frame (26), a feeding and discharging port is arranged at the outer end part of the conveying joint (27), a feeding and discharging port is also arranged at the inner end parts of the main lifting joint and the main feeding joint, a conveying sleeve (28) which is driven by the communication power mechanism to slide along the outer wall of the conveying joint is connected to the conveying connecting frame (26), and the conveying joint (27) can be respectively communicated with the main lifting joint and the main feeding joint after the conveying sleeve slides; the lifting communication mechanism comprises an upper sliding frame (10) which is connected to the supporting frame and driven by a first power driving mechanism to slide up and down, a discharge pipe (11) is connected to the upper sliding frame (10), a lower sliding frame which is driven by a second power driving mechanism to slide up and down is connected to the upper sliding frame (10), a lifting sleeve (12) which is hermetically and slidably sleeved on the discharge pipe is connected to the lower sliding frame, the lifting sleeve (12) can be sleeved outside the discharge pipe (11) and the lifting pipe (3), a communication chamber is formed between the inner wall of the lifting sleeve and the outer wall of the discharge pipe and the lifting pipe after being sleeved, and the discharge port and the feed inlet are communicated through the communication chamber.
2. The activated carbon wastewater treatment system of claim 1, wherein: the water flow distributor (4) comprises a distribution cone (41) which is communicated with the water outlet end of the water inlet pipe (2) and is arranged with a large opening upwards, and a plurality of water permeable holes are distributed on the side wall of the lower part of the distribution cone (41); the water flow distributor (4) further comprises a vertical cylinder (43), the water outlet end of the water inlet pipe (2) is connected to the upper portion of the vertical cylinder, the lower portion of the vertical cylinder is communicated with the distribution cone cylinder (41), a lower cone cylinder (42) with a large opening arranged downwards is connected to the lower portion of the distribution cone cylinder (41), and a plurality of water permeable holes are formed in the side wall of the lower cone cylinder.
3. The activated carbon wastewater treatment system of claim 1, wherein: the top of the sewage treatment shell (1) is open and used for throwing active carbon, the upper part of the inner wall of the sewage treatment shell is connected with a guide cover (6) which is gradually reduced from top to bottom, a backwashing sewage disposal chamber (7) is formed between the guide cover (6) and the inner wall of the sewage treatment shell, and a backwashing sewage disposal pipe is arranged on the backwashing sewage disposal chamber (7).
4. An activated carbon wastewater treatment system according to any one of claims 1-3, characterized in that: the separation sieve (70) and the carbonization and activation furnace (80) are sequentially connected with a lifting machine, a saturated material tank (110) and a preheating dryer (120) through pipelines, the preheating dryer (120) comprises a frame, a preheating heat exchange roller (51) driven to rotate by a power device is rotatably installed on the frame, a feed inlet is formed in the front portion of the preheating heat exchange roller (51), a discharge hole is formed in the rear portion of the preheating heat exchange roller, a plurality of concave cavities protruding outwards are formed in the inner wall of the preheating heat exchange roller (51), the concave cavities are distributed spirally along the preheating heat exchange roller (51), a heat exchange housing (52) which is covered by the preheating heat exchange roller (51) is installed on the frame, a hot air inlet channel (53) and a hot air outlet channel (54) are connected on the heat exchange housing (52), the hot air inlet channel (53) is connected with a hot air outlet of the carbonization and activation furnace (80) through pipelines, a stirring blade (55) which stretches into an inward cavity and is spirally arranged is connected on the inner wall of the preheating heat exchange roller (51), the inner wall of the preheating heat exchange roller (51) protrudes outwards to form a protruding chamber, namely the protruding chamber is the protruding chamber, and the protruding chamber is connected with the protruding chamber (56.
5. An activated carbon wastewater treatment system according to any one of claims 1-3, characterized in that: the dry distillation activation furnace is characterized in that a cooler (130) is connected between the dry distillation activation furnace (80) and the regeneration charging bucket (90) through a pipeline, the cooler (130) comprises a frame, a cooling roller (61) driven to rotate by a power device is rotatably installed on the frame, a feed inlet is formed in the front portion of the cooling roller (61), a discharge outlet is formed in the rear portion of the cooling roller, a plurality of groups of heat exchange cooling chamber groups are connected to the cylinder wall of the cooling roller (61), each group of heat exchange cooling chamber groups comprises a plurality of heat exchange cooling chambers (62) distributed along the cooling roller in a ring mode and are all obliquely downwards from front to back, the heat exchange cooling chambers (62) are communicated with an inner cavity of the cooling roller, a spraying device is arranged above the cooling roller (61), and a plurality of guide plates (63) distributed along the cooling roller in a twisted mode are connected to the inner wall of the rear portion of the heat exchange section.
6. A sewage treatment method using the activated carbon sewage treatment system according to any one of claims 1 to 5, characterized in that: firstly, putting the activated carbon in the activated carbon new material tank into a filtering adsorber, pressurizing sewage, and then introducing the pressurized sewage into the filtering adsorber through a branch of a sewage inlet main pipe, wherein the sewage inlet main pipe is provided with water quality on-line monitoring equipment, and the filtered sewage is discharged after being fully filtered and adsorbed by the filtering adsorber, and the discharged pipeline is also connected with the water quality on-line monitoring equipment;
When the water quality on the discharged pipeline cannot meet the requirement of purifying water quality, starting a material discharging device in the filtering adsorber to spray the active carbon upwards, discharging sewage through a sewage discharge pipe of the filtering adsorber, and returning the washed active carbon to the filtering adsorber again, wherein the active carbon is subjected to self-flushing purification without stopping by utilizing the self-flushing function of the filtering adsorber;
when the water quality on the discharged pipeline still cannot meet the requirement of purifying water quality after the water quality on-line monitoring equipment monitors the water quality after multiple times of self-flushing purification, extracting the activated carbon in the filtering adsorber through the automatic feeding device, simultaneously throwing the activated carbon in the new activated carbon tank into the filtering adsorber, separating and filtering the extracted activated carbon through a separation sieve, separating and reinfusion sewage and partial sludge in the extracted activated carbon, preheating, dry distillation activating and cooling the separated activated carbon, and throwing the cooled activated carbon into a regeneration tank for standby;
in the preheating process of the activated carbon, the temperature of the supplied hot air is 70-120 ℃, the preheating time of the activated carbon is 10-30 minutes, the water content of the preheated activated carbon is less than 20%, the temperature during carbonization and activation is 600-650 ℃, the activation time is 25-35 minutes, and the cooled activated carbon is 30-80 ℃;
When the water quality on the discharged pipeline still can not meet the requirement of purifying water quality, the automatic feeding and charging device can be used for extracting the active carbon in the filtering adsorber, meanwhile, the active carbon in the regeneration tank or the active carbon new tank can be put into the filtering adsorber, the extracted active carbon is separated and filtered through a separation sieve, sewage and partial sludge in the extracted active carbon are separated and returned, the separated active carbon is preheated, dry distilled and activated and cooled, and the cooled active carbon is put into the regeneration tank for standby.
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| CN109205727A (en) * | 2018-11-07 | 2019-01-15 | 无锡四方集团有限公司 | The Processes and apparatus of active carbon former address displacement desorption and regeneration after activated carbon adsorption organic matter soluble in water and adsorption saturation |
| CN109654835A (en) * | 2019-02-01 | 2019-04-19 | 太仓市梅林印刷感光材料有限公司 | A kind of sewage zero-discharge processor |
| CN111773768A (en) * | 2020-06-02 | 2020-10-16 | 上海化学工业区中法水务发展有限公司 | Method for testing adsorption capacity of activated carbon in organic high-salt industrial wastewater |
| CN114291914A (en) * | 2020-12-23 | 2022-04-08 | 吴植仁 | Novel sewage treatment process using self-produced peat as adsorbent and method for measuring carbon-water ratio |
| CN113121029B (en) * | 2021-05-13 | 2023-04-07 | 江阴市港城市政工程有限公司 | Municipal administration sewage pipes adsorbs deodorizing device |
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