CN111330407A - Active carbon regenerating device - Google Patents
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- CN111330407A CN111330407A CN202010427579.5A CN202010427579A CN111330407A CN 111330407 A CN111330407 A CN 111330407A CN 202010427579 A CN202010427579 A CN 202010427579A CN 111330407 A CN111330407 A CN 111330407A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/0407—Constructional details of adsorbing systems
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
- B01D2259/40088—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
- B01D2259/4009—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating using hot gas
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Abstract
The invention discloses an active carbon regeneration device, which relates to the technical field of energy conservation and environmental protection and comprises an air inlet pipe, an air inlet pump, an active carbon adsorption mechanism, a heat energy circulation mechanism and a catalytic oxidation furnace, wherein the air inlet pump is arranged in the middle of the air inlet pipe, the catalytic oxidation furnace is communicated with the active carbon adsorption mechanism through the heat energy circulation mechanism, the active carbon adsorption mechanism comprises an adsorption tower, a partition plate and two adsorption components, the partition plate is arranged in the adsorption tower and divides the space in the adsorption tower into two adsorption cavities, the two adsorption components are respectively arranged in the two adsorption cavities, the heat energy circulation mechanism comprises a first circulation component and a second circulation component, and the first circulation component and the second circulation component are both arranged between the active carbon adsorption mechanism and the catalytic oxidation furnace. According to the invention, the two adsorption assemblies can work alternately, so that energy can be effectively saved, the heat energy of tail gas can be fully utilized to preheat air, the effects of energy conservation and environmental protection are achieved, and the working efficiency is improved.
Description
Technical Field
The invention relates to the technical field of energy conservation and environmental protection, in particular to an active carbon regeneration device.
Background
The active carbon is a common adsorbent, and can effectively remove impurities in air and liquid and remove toxic and harmful substances. However, the activated carbon reaches adsorption saturation after working for a certain time, and then becomes ineffective, and the waste gas cannot be continuously filtered.
To this end, chinese patent No. CN109985610B discloses an apparatus and method for regenerating activated carbon based on self-sustaining combustion, which mainly aims at the high-efficiency regeneration of waste activated carbon adsorbed with volatile organic compounds or gaseous inorganic compounds, wherein an oxidant is introduced into one side of a fixed bed of waste activated carbon particles, an ignition device is arranged on the other side, and a plurality of thermocouple sensors and observation windows are arranged along the flowing direction of the oxidant for monitoring the combustion process. The invention realizes self-maintaining type oxygen-deficient combustion in the activated carbon bed by reasonably controlling the flow of the oxidant, the formed flame penetrates through the whole bed and moves towards the incoming flow direction of the oxidant, thereby realizing the regeneration of the waste activated carbon, and the generated regenerated tail gas can be directly recycled or combusted for utilization, thereby meeting the regeneration requirements of the waste activated carbon in various industries such as chemical industry, environmental protection, power plants, petrifaction, furniture and the like, and having good value of practical application.
However, the above patent has the following disadvantages in use: first, it is direct to burn the active carbon through ignition during its active carbon regeneration, expect to get rid of the direct mode through the burning of impurity in the active carbon, however, among the actual operation process, because the inside active carbon of equipment piles up very closely, this can lead to near middle part active carbon oxygen not enough, and then make the unable quick and abundant burning of impurity in the active carbon at middle part, the efficiency of active carbon regeneration has been reduced on the one hand, on the other hand has the condition that the harmful substance burning does not fully produce secondary pollutant to take place. In addition, when the surface layer activated carbon is ignited, the contact area of the surface layer activated carbon and air is large, and potential safety hazards such as explosion can exist. Secondly, above-mentioned device can't continuous work in the actual operation in-process, and when the active carbon regeneration in-process, can't continuously carry out adsorption filtration to waste gas. Thirdly, the heat energy generated by burning the adsorbate is not effectively utilized in the above patent, which causes waste of heat energy and increases cost.
Disclosure of Invention
The invention aims to provide an active carbon regeneration device to solve the technical problems of insufficient active carbon regeneration and energy waste in the prior art.
The invention provides an active carbon regeneration device, which comprises an air inlet pipe, an air inlet pump, an active carbon adsorption mechanism, a heat energy circulation mechanism and a catalytic oxidation furnace, the air inlet pipe is arranged beside the activated carbon adsorption mechanism, one end of the air inlet pipe is communicated with the activated carbon adsorption mechanism, the air inlet pump is arranged in the middle of the air inlet pipe, the catalytic oxidation furnace is communicated with the active carbon adsorption mechanism through a heat energy circulation mechanism, the active carbon adsorption mechanism comprises an adsorption tower, a partition plate and two adsorption components, the partition plate is arranged in the adsorption tower and divides the space in the adsorption tower into two adsorption cavities, the two adsorption components are respectively arranged in the two adsorption cavities, the heat energy circulating mechanism comprises a first circulating assembly and a second circulating assembly, and the first circulating assembly and the second circulating assembly are both arranged between the activated carbon adsorption mechanism and the catalytic oxidation furnace.
Further, every adsorption component all includes bearing board, bearing otter board, active carbon adsorption layer, waste gas admission pipe, tail gas discharge pipe, blast pipe and a plurality of baffle, bearing board and bearing board otter board set up side by side in the lower part of adsorbing the chamber, all the baffle is crisscross to be set up in adsorbing the intracavity, forms the adsorption channel between all baffles, the active carbon adsorption layer is filled in adsorbing the channel, the one end of waste gas admission pipe and the one end intercommunication of intake pipe, the other end of waste gas admission pipe and the lower part intercommunication of adsorbing the chamber, the one end of tail gas discharge pipe and the upper portion intercommunication of adsorbing the chamber, the one end of blast pipe and the upper portion intercommunication of adsorbing the chamber, the other end of blast pipe is through first circulation subassembly and catalytic oxidation stove intercommunication.
Further, first circulation subassembly includes air admission pipe, air delivery pump, circulating pipe, steam connecting pipe and two steam admission pipes, the one end and the catalytic oxidation stove intercommunication of air admission pipe, the air delivery pump sets up the middle part at the air admission pipe, the one end and the catalytic oxidation stove intercommunication of steam connecting pipe, two the steam admission pipe is pegged graft respectively and is adsorbed the intracavity side at two, and the upper end of two steam admission pipes all communicates with the steam connecting pipe, every all be equipped with a plurality of steam branch pipe on the lateral wall of steam admission pipe, every all be equipped with the airtight subassembly of a plurality of on the steam branch pipe, the one end and the catalytic oxidation stove intercommunication of circulating pipe, all the one end of blast pipe all communicates with the circulating pipe.
Further, every airtight subassembly all includes mount pad, pipe box, spring and sprue, the one end of mount pad and the hot gas branch connection that corresponds and the middle part of mount pad be equipped with the intercommunicating pore of hot gas branch pipe intercommunication, the sealed other end and the mount pad screw-thread fit that set up and the pipe box of one end of pipe box, spring and sprue all set up in the pipe box, be provided with a plurality of air vent on the lateral wall of pipe box.
Further, each vent hole is arranged from the inner part of the pipe sleeve to the outer part of the pipe sleeve in an inclined and downward mode.
Furthermore, the second circulation assembly comprises a circulation pump, a circulation main pipe and two circulation air inlet pipes, one end of the circulation main pipe is communicated with the catalytic oxidation furnace, one ends of the two circulation air inlet pipes are respectively communicated with the lower parts of the two adsorption cavities, and the other ends of the two circulation air inlet pipes are communicated with the circulation main pipe.
Furthermore, a chimney is arranged beside the activated carbon adsorption mechanism, each tail gas discharge pipe is communicated with the chimney, and a discharge pipe communicated with the chimney is arranged beside the catalytic oxidation furnace.
Further, the middle part of the discharge pipe is provided with a preheater, and the middle part of the air inlet pipe is communicated with the preheater.
Furthermore, all the waste gas inlet pipe, the tail gas discharge pipe, the exhaust pipe, the hot gas inlet pipe and the circulating air inlet pipe are provided with control valves.
Compared with the prior art, the invention has the beneficial effects that:
firstly, two adsorption components are arranged in the waste gas treatment device, the two adsorption components can work alternately with other structures in a matched mode, when one adsorption component adsorbs and filters waste gas, the other adsorption component carries out activated carbon desorption and regeneration, the alternate work can continuously work, and energy can be effectively saved.
Secondly, carry outside air from the air admission pipe to the catalytic oxidation stove through the air delivery pump, simultaneously, the catalytic oxidation stove is worked as and is heated the air, afterwards rethread hot gas connecting pipe and steam admission pipe carry the air after heating in the corresponding absorption subassembly, on the one hand, heat active carbon and its adsorbed material through high temperature air, make active carbon desorption regeneration, on the other hand, the material that comes into through high temperature air entering production carries the desorption together from the circulating pipe and gets into the catalytic oxidation stove and react in, in addition, the oxygen that contains in the air can be used as the oxidant of responding to the material in the follow-up catalytic oxidation stove, utilized the heat energy that the material that comes out of absorption produced in the catalytic oxidation stove promptly, also continuously provided the oxidant, energy-concerving and environment-protective effect has been reached.
Thirdly, the preheater is arranged to preheat the air by utilizing the temperature of the tail gas oxidized by the catalytic oxidation furnace and then discharge the warm gas, so that on one hand, the temperature of the tail gas can be reduced, the tail gas is directly discharged to influence the environment due to overhigh temperature, on the other hand, the heat energy of the tail gas can be fully utilized to preheat the air, the time for heating the air in the catalytic oxidation furnace is shortened, the effects of energy conservation and environmental protection are achieved, and the working efficiency is also improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a partial top view of the present invention;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
FIG. 5 is an enlarged view at B in FIG. 4;
fig. 6 is a partial cross-sectional view of the present invention.
Reference numerals:
the device comprises an air inlet pipe 1, an air inlet pump 2, an activated carbon adsorption mechanism 3, an adsorption tower 31, a partition plate 32, an adsorption component 33, a supporting plate 331, a supporting screen plate 332, an activated carbon adsorption layer 333, a waste gas inlet pipe 334, a tail gas outlet pipe 335, an exhaust pipe 336, a baffle plate 337, an adsorption channel 338, a thermal energy circulation mechanism 4, a first circulation component 41, an air inlet pipe 411, an air delivery pump 412, a circulation pipe 413, a hot gas connection pipe 414, a hot gas inlet pipe 415, a hot gas branch pipe 416, a closed component 417, a mounting seat 4171, a pipe sleeve 4172, a spring 4173, a block 4174, a communication hole 4175, a vent 4176, a second circulation component 42, a circulation pump 421, a circulation header pipe 422, a circulation air inlet pipe 423, a catalytic oxidation furnace 5, an adsorption cavity 6, a chimney 7, a discharge.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.
The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 6, an embodiment of the present invention provides an activated carbon regeneration apparatus, including an air inlet pipe 1, an air inlet pump 2, an activated carbon adsorption mechanism 3, a thermal energy circulation mechanism 4, and a catalytic oxidation furnace 5, where the air inlet pipe 1 is disposed beside the activated carbon adsorption mechanism 3, one end of the air inlet pipe 1 is communicated with the activated carbon adsorption mechanism 3, the air inlet pump 2 is disposed in the middle of the air inlet pipe 1, the catalytic oxidation furnace 5 is communicated with the activated carbon adsorption mechanism 3 through the thermal energy circulation mechanism 4, the activated carbon adsorption mechanism 3 includes an adsorption tower 31, a partition plate 32, and two adsorption assemblies 33, the partition plate 32 is disposed in the adsorption tower 31, the partition plate 32 divides a space in the adsorption tower 31 into two adsorption cavities 6, the two adsorption assemblies 33 are disposed in the two adsorption cavities 6, the thermal energy circulation mechanism 4 includes a first circulation assembly 41 and a second circulation assembly 42, the first circulating assembly 41 and the second circulating assembly 42 are arranged between the activated carbon adsorption mechanism 3 and the catalytic oxidation furnace 5; when the device is used, harmful gas is conveyed into the activated carbon adsorption mechanism 3 from the gas inlet pipe 1 through the work of the gas inlet pump 2, the gas is adsorbed and filtered through activated carbon in the activated carbon adsorption mechanism 3, then tail gas is directly discharged, when the activated carbon adsorption approaches saturation, high-temperature hot gas is conveyed into the activated carbon adsorption mechanism 3 through the cooperation of the catalytic oxidation furnace 5 and the heat energy circulation mechanism 4, further, the harmful substances adsorbed by the activated carbon are separated out and enter the catalytic oxidation furnace 5 along with gas flow, the harmful substances are subjected to oxidative decomposition through the catalytic oxidation furnace 5, meanwhile, the air is heated through heat energy generated during the oxidative decomposition, so that the air can enter the activated carbon adsorption mechanism 3 for desorption treatment, and the tail gas treated by the catalytic oxidation furnace 5 is directly discharged; according to the invention, two adsorption components 33 are arranged, the two adsorption components 33 can alternately work with other structures in a matched manner, when one adsorption component 33 adsorbs and filters waste gas, the other adsorption component carries out activated carbon desorption and regeneration, and the alternate work can continuously work, so that energy can be effectively saved.
Specifically, each adsorption assembly 33 includes a support plate 331, a support screen plate 332, an activated carbon adsorption layer 333, an exhaust gas inlet pipe 334, an exhaust gas outlet pipe 335, an exhaust pipe 336 and a plurality of baffle plates 337, the support plate 331 and the support screen plate 332 are arranged at the lower part of the adsorption chamber 6 side by side, all the baffle plates 337 are arranged in the adsorption chamber 6 in a staggered manner, an adsorption channel 338 is formed between all the baffle plates 337, the activated carbon adsorption layer 333 is filled in the adsorption channel 338, one end of the exhaust gas inlet pipe 334 is communicated with one end of the intake pipe 1, the other end of the exhaust gas inlet pipe 334 is communicated with the lower part of the adsorption chamber 6, one end of the exhaust gas outlet pipe 335 is communicated with the upper part of the adsorption chamber 6, one end of the exhaust pipe 336 is communicated with the upper part of the adsorption chamber 6, and the other end of the exhaust pipe 336 is communicated with the catalytic oxidation; the adsorption channel 338 formed by the cooperation of all the baffles 337 is as shown in fig. 6, so that the movement path of the exhaust gas filtering type can be extended, and the adsorption and filtration effects can be improved.
Specifically, the first circulation component 41 comprises an air inlet pipe 411, an air delivery pump 412, a circulation pipe 413, a hot gas connection pipe 414 and two hot gas inlet pipes 415, wherein one end of the air inlet pipe 411 is communicated with the catalytic oxidation furnace 5, the air delivery pump 412 is arranged in the middle of the air inlet pipe 411, one end of the hot gas connection pipe 414 is communicated with the catalytic oxidation furnace 5, the two hot gas inlet pipes 415 are respectively inserted inside the two adsorption cavities 6, the upper ends of the two hot gas inlet pipes 415 are both communicated with the hot gas connection pipe 414, the side wall of each hot gas inlet pipe 415 is provided with a plurality of hot gas branch pipes 416, each hot gas branch pipe 416 is provided with a plurality of closed components 417, one end of the circulation pipe 413 is communicated with the catalytic oxidation furnace 5, and one end of all the exhaust pipes 336 is communicated with the circulation pipe 413; in operation, external air is supplied from the air inlet pipe 411 to the catalytic oxidation furnace 5 by the air supply pump 412, meanwhile, the catalytic oxidation furnace 5 operates to heat air, and then the heated air is delivered into the corresponding adsorption module 33 through the hot air connection pipe 414 and the hot air inlet pipe 415, on the one hand, the activated carbon and the substances absorbed by the activated carbon are heated by high-temperature air, so that the activated carbon is desorbed and regenerated, on the other hand, the desorbed substances are conveyed from the circulation pipe 413 into the catalytic oxidation furnace 5 together with the air flow generated by the introduction of the high temperature air to react, and in addition, oxygen contained in the air can be used as an oxidant for the reaction substances in the subsequent catalytic oxidation furnace 5, the heat energy generated by the reaction of the adsorbed substances in the catalytic oxidation furnace 5 is utilized, the oxidant is continuously provided, and the effects of energy conservation and environmental protection are achieved.
Specifically, each of the sealing assemblies 417 includes a mounting seat 4171, a pipe sleeve 4172, a spring 4173 and a block 4174, one end of the mounting seat 4171 is connected with the corresponding hot gas branch pipe 416, a communication hole 4175 communicated with the hot gas branch pipe 416 is formed in the middle of the mounting seat 4171, one end of the pipe sleeve 4172 is hermetically arranged, the other end of the pipe sleeve 4172 is in threaded fit with the mounting seat 4171, the spring 4173 and the block 4174 are both arranged in the pipe sleeve 4172, and a plurality of vent holes 4176 are formed in the side wall of the pipe sleeve 4172; through the spring action of spring 4173, make the jam 4174 remove to the one end of all air vents 4176, seal the air vent 4176, can avoid active carbon and other impurity can block up air vent 4176, when carrying out active carbon desorption regeneration work, improve the atmospheric pressure in the hot gas admission pipe 415, finally extrude the jam 4174 through atmospheric pressure, make spring 4173 shrink, air vent 4176 is opened, high temperature air can enter into the middle part of active carbon adsorbed layer 333 from hot gas branch pipe 416, and then carry out all-round heating desorption to active carbon adsorbed layer 333, can effectual improvement active carbon's desorption regeneration efficiency, reduce the running cost of equipment.
Specifically, each of the vent holes 4176 is provided obliquely downward from the inside of the tube housing 4172 to the outside of the tube housing 4172; the specific structure and the inclined direction are shown in fig. 5, the inclined downward arrangement of the vent holes 4176 can prevent activated carbon or other impurities from sliding along the vent holes 4176 inside the tube housing 4172, and further prevent the vent holes 4176 from being blocked.
Specifically, the second circulation assembly 42 comprises a circulation pump 421, a circulation header 422 and two circulation inlet pipes 423, wherein one end of the circulation header 422 is communicated with the catalytic oxidation furnace 5, one ends of the two circulation inlet pipes 423 are respectively communicated with the lower parts of the two adsorption cavities 6, and the other ends of the two circulation inlet pipes 423 are both communicated with the circulation header 422; during operation, the circulating pump 421 is operated to introduce high-temperature air from the lower part of the adsorption cavity 6, and the high-temperature air moves upwards along the adsorption channel 338, and finally harmful substances are conveyed into the catalytic oxidation furnace 5 together from the circulating pipe 413, during operation, the air pressure intensity in the circulating air inlet pipe 423 is greater than that in the hot air inlet pipe 415, and therefore the high-temperature air in the circulating air inlet pipe 423 is guaranteed to smoothly move along the adsorption channel 338 after entering the adsorption cavity 6.
Specifically, a chimney 7 is arranged beside the activated carbon adsorption mechanism 3, each tail gas discharge pipe 335 is communicated with the chimney 7, and a discharge pipe 8 communicated with the chimney 7 is arranged beside the catalytic oxidation furnace 5; the chimney 7 is arranged for high-altitude tail gas emission.
Specifically, a preheater 9 is provided in the middle of the discharge pipe 8, and the middle of the air inlet pipe 411 is communicated with the preheater 9; the setting of pre-heater 9 utilizes the tail gas temperature after catalytic oxidation 5 oxidations to preheat the air, later with exhaust emissions again, on the one hand, can reduce the temperature of tail gas, the too high direct discharge of tail gas temperature causes the influence to the environment, and on the other hand, the heat energy that can make full use of tail gas preheats the air, shortens the time that the air heaies up in catalytic oxidation 5, has both reached energy-concerving and environment-protective effect, has also improved work efficiency.
Specifically, all the exhaust gas inlet pipe 334, the exhaust gas outlet pipe 335, the exhaust pipe 336, the hot gas inlet pipe 415 and the circulating air inlet pipe 423 are provided with control valves 10; the control valve 10 is used for controlling the communication of each pipeline, so as to realize the alternate work of the two adsorption assemblies 33.
The working principle of the invention is as follows: harmful gas is conveyed into the activated carbon adsorption mechanism 3 from the air inlet pipe 1 through the work of the air inlet pump 2, the gas is adsorbed and filtered through activated carbon in the activated carbon adsorption mechanism 3, then tail gas is directly discharged, after the activated carbon adsorption approaches saturation, outside air is conveyed into the catalytic oxidation furnace 5 from the air inlet pipe 411 through the air conveying pump 412, meanwhile, the catalytic oxidation furnace 5 works to heat the air, then the heated air is conveyed into the corresponding adsorption component 33 through the hot air connecting pipe 414 and the hot air inlet pipe 415, high-temperature hot air is conveyed into the activated carbon adsorption mechanism 3, further, the harmful substance adsorbed by the activated carbon is separated out and enters the catalytic oxidation furnace 5 along with air flow, the harmful substance is subjected to oxidative decomposition through the catalytic oxidation furnace 5, and simultaneously, the air is heated through heat energy generated during the oxidative decomposition, so that the tail gas enters the activated carbon adsorption mechanism 3 for desorption treatment in the following process, and the tail gas treated by the catalytic oxidation furnace 5 is directly discharged; the two adsorption assemblies 33 can be alternately operated so that the present invention can be continuously operated.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (9)
1. An active carbon regenerating unit, its characterized in that: comprises an air inlet pipe (1), an air inlet pump (2), an activated carbon adsorption mechanism (3), a heat energy circulation mechanism (4) and a catalytic oxidation furnace (5), wherein the air inlet pipe (1) is arranged at the side of the activated carbon adsorption mechanism (3) and one end of the air inlet pipe (1) is communicated with the activated carbon adsorption mechanism (3), the air inlet pump (2) is arranged at the middle part of the air inlet pipe (1), the catalytic oxidation furnace (5) is communicated with the activated carbon adsorption mechanism (3) through the heat energy circulation mechanism (4), the activated carbon adsorption mechanism (3) comprises an adsorption tower (31), a partition plate (32) and two adsorption components (33), the partition plate (32) is arranged in the adsorption tower (31) and the partition plate (32) separates the space in the adsorption tower (31) into two adsorption cavities (6), two adsorption components (33) are respectively arranged in the two adsorption cavities (6), the heat energy circulating mechanism (4) comprises a first circulating assembly (41) and a second circulating assembly (42), and the first circulating assembly (41) and the second circulating assembly (42) are arranged between the activated carbon adsorption mechanism (3) and the catalytic oxidation furnace (5).
2. The activated carbon regeneration device of claim 1, wherein: each adsorption component (33) comprises a bearing plate (331), a bearing screen plate (332), an activated carbon adsorption layer (333), an exhaust gas inlet pipe (334), an exhaust gas outlet pipe (335), an exhaust pipe (336) and a plurality of baffle plates (337), wherein the bearing plate (331) and the bearing screen plate (332) are arranged at the lower part of the adsorption cavity (6) side by side, all the baffle plates (337) are arranged in the adsorption cavity (6) in a staggered manner, an adsorption channel (338) is formed between all the baffle plates (337), the activated carbon adsorption layer (333) is filled in the adsorption channel (338), one end of the exhaust gas inlet pipe (334) is communicated with one end of the gas inlet pipe (1), the other end of the exhaust gas inlet pipe (334) is communicated with the lower part of the adsorption cavity (6), one end of the exhaust gas outlet pipe (335) is communicated with the upper part of the adsorption cavity (6), one end of the exhaust pipe (336) is communicated with the upper part of the adsorption cavity (6), the other end of the exhaust pipe (336) is communicated with the catalytic oxidation furnace (5) through a first circulation assembly (41).
3. The activated carbon regeneration device according to claim 2, wherein: the first circulation component (41) comprises an air inlet pipe (411), an air delivery pump (412), a circulation pipe (413), a hot air connection pipe (414) and two hot air inlet pipes (415), one end of the air inlet pipe (411) is communicated with the catalytic oxidation furnace (5), the air delivery pump (412) is arranged in the middle of the air inlet pipe (411), one end of each hot air connection pipe (414) is communicated with the catalytic oxidation furnace (5), the two hot air inlet pipes (415) are respectively inserted into two adsorption cavities (6) at the inner sides, the upper ends of the two hot air inlet pipes (415) are communicated with the hot air connection pipe (414), each hot air inlet pipe (415) is provided with a plurality of hot air branch pipes (416) on the side wall, each hot air branch pipe (416) is provided with a plurality of airtight components (417), one end of the circulation pipe (413) is communicated with the catalytic oxidation furnace (5), one end of each exhaust pipe (336) is communicated with the circulating pipe (413).
4. The activated carbon regeneration device of claim 3, wherein: each sealing assembly (417) comprises an installation seat (4171), a pipe sleeve (4172), a spring (4173) and a blocking block (4174), one end of the installation seat (4171) is connected with a corresponding hot gas branch pipe (416), a communication hole (4175) communicated with the hot gas branch pipe (416) is formed in the middle of the installation seat (4171), one end of the pipe sleeve (4172) is arranged in a sealing mode, the other end of the pipe sleeve (4172) is in threaded fit with the installation seat (4171), the spring (4173) and the blocking block (4174) are arranged in the pipe sleeve (4172), and a plurality of vent holes (4176) are formed in the side wall of the pipe sleeve (4172).
5. The activated carbon regeneration device of claim 4, wherein: each of the vent holes (4176) is provided obliquely downward from the inside of the tube housing (4172) to the outside of the tube housing (4172).
6. The activated carbon regeneration device of claim 3, wherein: the second circulation assembly (42) comprises a circulation pump (421), a circulation main pipe (422) and two circulation air inlet pipes (423), one end of the circulation main pipe (422) is communicated with the catalytic oxidation furnace (5), one ends of the two circulation air inlet pipes (423) are respectively communicated with the lower parts of the two adsorption cavities (6), and the other ends of the two circulation air inlet pipes (423) are communicated with the circulation main pipe (422).
7. The activated carbon regeneration device according to claim 2, wherein: the side of active carbon adsorption mechanism (3) is equipped with chimney (7), every tail gas discharge pipe (335) all communicates with chimney (7), the side of catalytic oxidation stove (5) is equipped with delivery pipe (8) with chimney (7) intercommunication.
8. The activated carbon regeneration device of claim 7, wherein: the middle part of the discharge pipe (8) is provided with a preheater (9), and the middle part of the air inlet pipe (411) is communicated with the preheater (9).
9. The activated carbon regeneration device of claim 6, wherein: all the waste gas inlet pipe (334), the tail gas outlet pipe (335), the exhaust pipe (336), the hot gas inlet pipe (415) and the circulating air inlet pipe (423) are provided with control valves (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010427579.5A CN111330407B (en) | 2020-05-20 | 2020-05-20 | Active carbon regenerating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010427579.5A CN111330407B (en) | 2020-05-20 | 2020-05-20 | Active carbon regenerating device |
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| CN111330407A true CN111330407A (en) | 2020-06-26 |
| CN111330407B CN111330407B (en) | 2020-08-14 |
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| CN202010427579.5A Active CN111330407B (en) | 2020-05-20 | 2020-05-20 | Active carbon regenerating device |
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Cited By (2)
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| CN111330407B (en) | 2020-08-14 |
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