CN116765111B - Device for repairing polycyclic aromatic hydrocarbon in soil by pre-buried long-acting activated carbon - Google Patents
Device for repairing polycyclic aromatic hydrocarbon in soil by pre-buried long-acting activated carbon Download PDFInfo
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- CN116765111B CN116765111B CN202310817013.7A CN202310817013A CN116765111B CN 116765111 B CN116765111 B CN 116765111B CN 202310817013 A CN202310817013 A CN 202310817013A CN 116765111 B CN116765111 B CN 116765111B
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- activated carbon
- tank body
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- transition gear
- transition
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 411
- 125000005575 polycyclic aromatic hydrocarbon group Chemical group 0.000 title claims abstract description 50
- 239000002689 soil Substances 0.000 title claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 111
- 230000007246 mechanism Effects 0.000 claims abstract description 95
- 238000004140 cleaning Methods 0.000 claims abstract description 52
- 238000001914 filtration Methods 0.000 claims abstract description 36
- 239000003344 environmental pollutant Substances 0.000 claims abstract description 26
- 231100000719 pollutant Toxicity 0.000 claims abstract description 26
- 230000007704 transition Effects 0.000 claims description 145
- 229910052799 carbon Inorganic materials 0.000 claims description 57
- 238000005507 spraying Methods 0.000 claims description 27
- 230000005540 biological transmission Effects 0.000 claims description 18
- 239000012634 fragment Substances 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 230000007774 longterm Effects 0.000 claims 1
- 238000001179 sorption measurement Methods 0.000 abstract description 13
- 238000004064 recycling Methods 0.000 abstract description 4
- 238000005067 remediation Methods 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 239000003673 groundwater Substances 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 241000208125 Nicotiana Species 0.000 description 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 1
- 206010043275 Teratogenicity Diseases 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 231100000693 bioaccumulation Toxicity 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 231100000025 genetic toxicology Toxicity 0.000 description 1
- 230000001738 genotoxic effect Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 231100000211 teratogenicity Toxicity 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/08—Reclamation of contaminated soil chemically
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/14—Removing waste, e.g. labels, from cleaning liquid; Regenerating cleaning liquids
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention relates to the technical field of soil remediation, and in particular discloses a device for remedying polycyclic aromatic hydrocarbon in soil by pre-buried long-acting activated carbon, which comprises the following components: a tank body; the activated carbon sheets are positioned in the tank body, the number of the activated carbon sheets is multiple, and the activated carbon sheets are used for adsorbing the polycyclic aromatic hydrocarbon pollutants; the wall of the tank body is provided with a plurality of windows which are the same as the activated carbon sheets in number and opposite in position; the driving mechanism is connected with the plurality of activated carbon sheets; the opening and closing mechanism is arranged in the tank body and is used for opening and closing the plurality of windows; the water tank is positioned at the bottom of the tank body and connected with the tank body; the circulating cleaning and filtering mechanism is used for circulating and cleaning a plurality of activated carbon sheets and simultaneously circulating and filtering cleaning water. The device is embedded in soil, and the activated carbon sheet is subjected to circulating cleaning and recycling adsorption through the circulating cleaning and filtering mechanism after adsorbing the polycyclic aromatic hydrocarbon pollutants, so that the adsorption capacity of the activated carbon sheet for adsorbing the polycyclic aromatic hydrocarbon pollutants is effectively ensured, and long-acting use is realized.
Description
Technical Field
The invention relates to the technical field of soil remediation, in particular to a device for remedying polycyclic aromatic hydrocarbon in soil by pre-buried long-acting activated carbon.
Background
Polycyclic aromatic hydrocarbons are condensed ring compounds generated when organic matters such as coal, petroleum, wood, tobacco and organic high molecular compounds are incompletely combusted, are important organic pollutants, and are particularly common in industrial site soil and groundwater such as petroleum, coking and the like. And the polycyclic aromatic hydrocarbon has potential teratogenicity, cancerogenicity, genotoxicity, bioaccumulation, biological amplification and other toxic characteristics, so that the pollution problem is brought into wide attention worldwide. Therefore, the repair of polycyclic aromatic hydrocarbons in soil and groundwater is very important. In order to solve the problem of repairing polycyclic aromatic hydrocarbon pollutants, as in a system for repairing polycyclic aromatic hydrocarbon organic matter polluted soil in patent number 201920040400.3, the invention designs a device for repairing polycyclic aromatic hydrocarbon in soil by pre-burying long-acting activated carbon on the basis of adsorbing polycyclic aromatic hydrocarbon pollutants by using activated carbon according to the existing activated carbon repairing method for adsorbing polycyclic aromatic hydrocarbon pollutants in soil, wherein the device is pre-buried in soil when the device is used, and the activated carbon sheet is subjected to cyclic cleaning and recycling adsorption through a cyclic cleaning and filtering mechanism after adsorbing polycyclic aromatic hydrocarbon pollutants, so that the adsorption capacity of the activated carbon sheet for adsorbing polycyclic aromatic hydrocarbon pollutants is effectively ensured, and long-acting use is realized.
Disclosure of Invention
The device is embedded in the soil, and the activated carbon sheet is subjected to circulating cleaning and recycling adsorption through the circulating cleaning and filtering mechanism after adsorbing the polycyclic aromatic hydrocarbon pollutants, so that the adsorption capacity of the activated carbon sheet for adsorbing the polycyclic aromatic hydrocarbon pollutants is effectively ensured, and long-acting use is realized.
The technical scheme of the invention is as follows:
a device for repairing polycyclic aromatic hydrocarbon in soil by pre-buried long-acting activated carbon, comprising:
the tank body is of a hollow structure;
the activated carbon sheets are positioned in the tank body, the number of the activated carbon sheets is multiple, and the activated carbon sheets are used for adsorbing polycyclic aromatic hydrocarbon pollutants; a plurality of windows which are the same as the activated carbon sheets in number and opposite in position are arranged on the wall of the tank body;
the driving mechanism is arranged in the tank body and is connected with the plurality of activated carbon sheets;
an opening and closing mechanism installed in the can body for opening and closing the plurality of windows;
the water tank is positioned at the bottom of the tank body and is connected with the tank body, and a water passing hole communicated with the water tank is formed in the bottom of the tank body;
The circulating cleaning and filtering mechanism is connected with the water tank and is used for circulating and cleaning a plurality of activated carbon sheets and simultaneously circulating and filtering cleaning water;
when the driving mechanism drives a plurality of activated carbon sheets to pass through a plurality of windows respectively and extend out of the tank body, the opening and closing mechanism opens the windows; after the activated carbon sheet adsorbs the polycyclic aromatic hydrocarbon pollutants, the driving mechanism drives a plurality of activated carbon sheets to retract into the tank body, and the opening and closing mechanism closes a plurality of windows.
Further, a plurality of the active carbon sheets form two active carbon sheet groups, each active carbon sheet group at least comprises two active carbon sheets, and the active carbon sheets in the two active carbon sheet groups are alternately arranged to form an annular structure; the driving mechanism is positioned between the annular structures;
the driving mechanism comprises a base, an inner annular sleeve, an outer annular sleeve, a first transition gear, a second transition gear, a special-shaped wheel, a power driving part and an automatic resetting assembly; the inner annular sleeve is provided with a first annular gear, the outer annular sleeve is provided with a second annular gear, and the special-shaped wheel is provided with a part of outer annular gear; the number of the automatic reset components is two; the active carbon sheet is in an arc-shaped structure; the first transition gear, the second transition gear and the special-shaped wheel are rotatably arranged on the base;
The base is fixedly arranged in the middle of the bottom of the tank body, the power driving part is arranged on the base, the output end of the power driving part is connected with the special-shaped wheel, the inner annular sleeve is rotatably arranged on the base, the outer annular sleeve is sleeved on the inner annular sleeve and rotatably arranged on the inner annular sleeve, the first transition gear, the second transition gear and the special-shaped wheel are positioned in the outer annular sleeve, the first transition gear is meshed with the first annular gear, and the second transition gear is meshed with the second annular gear;
the inner annular sleeve is connected with the first active carbon sheet group, and the outer annular sleeve is connected with the second active carbon sheet group; when the special-shaped wheel rotates to the state that the part of the outer gear ring is meshed with the first transition gear and is not meshed with the second transition gear, the first transition gear rotates to drive the inner annular sleeve to rotate, so that the first activated carbon sheet group is driven to move, the activated carbon sheets in the first activated carbon sheet group penetrate through the corresponding window and extend out of the tank body, and when the special-shaped wheel rotates to the state that the part of the outer gear ring is not meshed with the first transition gear, the first automatic reset component drives the inner annular sleeve and the first transition gear to reset, so that the activated carbon sheets in the first activated carbon sheet group are retracted into the tank body;
When the special-shaped wheel rotates to the state that the part of the outer gear ring is meshed with the second transition gear and is not meshed with the first transition gear, the second transition gear rotates to drive the outer annular sleeve to rotate so as to drive the second active carbon sheet group to move, and the active carbon sheets in the second active carbon sheet group extend out of the tank body through the corresponding windows; when the special-shaped wheel rotates until part of the external teeth are not meshed with the second transition gear, the second automatic resetting component drives the external annular sleeve and the second transition gear to reset, so that the active carbon sheets in the second active carbon sheet group are retracted into the tank body;
when the special-shaped wheel rotates to be not meshed with the first transition gear and the second transition gear, the two active carbon sheet groups are located in the tank body.
Further, the power driving part comprises a motor, a driving gear, a transmission gear and a connecting shaft, wherein the motor is fixedly installed on the base, the driving gear is installed on an output shaft of the motor, the transmission gear is connected with the special-shaped wheel into a whole through the connecting shaft, the connecting shaft is rotatably installed on the base, and the driving gear is meshed with the transmission gear.
Further, the driving mechanism further comprises a cover body, a groove is formed in the base, and the motor, the driving gear, the transmission gear and the automatic resetting component are located in the groove; the cover body covers the upper part of the outer annular sleeve so as to cover the inner annular sleeve, the outer annular sleeve, the first transition gear, the second transition gear and the special-shaped wheel.
Further, the automatic resetting assembly comprises a fixed shaft, a transition shaft and an elastic rubber belt, wherein the fixed shaft is fixedly arranged on the base, the transition shaft is rotatably arranged on the base, one end of the elastic rubber belt is wound on the fixed shaft, and the other end of the elastic rubber belt is wound on the transition shaft; two of the automatic reset components are as follows: the two transition shafts are respectively connected with the first transition gear and the second transition gear;
when the special-shaped wheel rotates to the state that the partial outer gear ring is meshed with the first transition gear, the first transition gear rotates to drive the corresponding transition shaft to rotate, the corresponding elastic rubber belt is elongated, and when the special-shaped wheel rotates to the state that the partial outer gear ring is not meshed with the first transition gear, the corresponding elastic rubber belt drives the corresponding transition shaft to rotate reversely, so that the first transition gear and the inner annular sleeve are reset;
When the special-shaped wheel rotates to the state that the partial outer gear ring is meshed with the second transition gear, the second transition gear rotates to drive the corresponding transition shaft to rotate, the corresponding elastic rubber belt is elongated, and when the special-shaped wheel rotates to the state that the partial outer gear ring is not meshed with the second transition gear, the corresponding elastic rubber belt drives the corresponding transition shaft to rotate reversely, so that the second transition gear and the outer annular sleeve are reset.
Further, the device for repairing polycyclic aromatic hydrocarbon in soil by pre-buried long-acting activated carbon further comprises a plurality of connecting mechanisms, wherein the number of the connecting mechanisms is the same as that of the activated carbon sheets and the positions of the connecting mechanisms are opposite to each other; the connecting mechanism comprises a mounting frame and elastic pieces, wherein the mounting frame is of an L-shaped structure, a U-shaped clamping groove is formed in the long side of the mounting frame, and a plurality of elastic pieces distributed at equal intervals are arranged on two opposite side surfaces of the U-shaped clamping groove;
corresponding to each of the active carbon tablets in the first active carbon tablet group: the short side of the mounting frame is connected with the inner annular sleeve, one end of the active carbon sheet is clamped into the U-shaped clamping groove, and the elastic sheets on the two side surfaces of the U-shaped clamping groove clamp one end of the active carbon sheet;
Corresponding to each of the activated carbon tablets in the second activated carbon tablet group: the short side of mounting bracket with outer ring cover is connected, the one end card of active carbon piece is gone into in the U type draw-in groove, just shell fragment on the U type draw-in groove both sides face presss from both sides tightly the one end of active carbon piece.
Further, the opening and closing mechanism comprises a plurality of opening and closing bodies, wherein the number of the opening and closing bodies is the same as that of the activated carbon sheets and the windows and the positions of the opening and closing bodies are opposite to each other;
the opening and closing body comprises a baffle, a spring and a limiting frame, wherein the cross sections of the limiting frame and the baffle are of L-shaped structures, the short side of the limiting frame is connected with the inner wall of the tank body, the spring is positioned in the limiting frame, one end of the spring is connected with the short side of the limiting frame, the other end of the spring is connected with the long side of the baffle, the side face of the long side of the baffle is attached to the inner wall of the tank body, and the short side of the baffle is aligned with the activated carbon sheet;
corresponding to each window and active carbon sheet: when the activated carbon sheet is positioned in the tank body, the baffle plate blocks the window to enable the window to be in a closed state; when the active carbon sheet extends out of the tank body, the active carbon sheet moves towards the window, the active carbon sheet contacts with the short side of the baffle plate and pushes the baffle plate to move towards the limit frame, the spring is compressed, the window is opened, and the active carbon sheet passes through the window and extends out of the tank body; when the activated carbon sheet is retracted to the tank body, the spring pushes the baffle to reset so that the baffle blocks the window.
Further, the opening and closing body further comprises a limiting column, the limiting column is fixedly connected with the tank body, and when the baffle blocks the window, the short side of the baffle props against the limiting column.
Further, the circulating cleaning and filtering mechanism comprises a water pump, a filtering cavity, a filtering assembly, a water spraying frame, nozzles and a diversion pipeline, wherein the number of the water spraying frames is multiple and is the same as that of the activated carbon sheets, the water spraying frames are positioned in the tank body and fixedly installed on the tank body, and the water spraying frames are respectively aligned to the activated carbon sheets; a plurality of nozzles are uniformly distributed on each water spraying frame;
the diversion pipeline is positioned in the water tank and connected with the bottom of the tank body, a plurality of water spray holes communicated with the diversion pipeline are formed in the tank body, and at least two water spray holes are distributed corresponding to each water spray frame;
the water pump and the filter cavity are both positioned in the water tank and connected with the bottom of the tank body, the water inlet of the filter cavity is provided with the filter assembly, the water outlet of the filter cavity is connected with the water inlet of the water pump, and the water outlet of the water pump is connected with the water inlet of the diversion pipeline; and the water spray holes are communicated with the diversion pipeline.
Further, the device for repairing polycyclic aromatic hydrocarbon in soil by pre-buried long-acting activated carbon further comprises a solar cell panel, a storage battery and a bracket, wherein the solar cell panel is arranged on the bracket, the storage battery is arranged in the tank body or on the bracket, the solar cell panel is connected with the storage battery, and the driving mechanism and the circulating cleaning and filtering mechanism are both connected with the storage battery; the tank body comprises a tank body and a tank cover covered on the tank body, a handle is connected to the outer top of the tank cover, and the support is located outside the tank body and connected with the handle.
The invention has the beneficial effects that: when the device is used, the device is pre-buried in soil, a plurality of activated carbon sheets are driven by a driving mechanism to extend out of the tank body through a plurality of windows respectively, so that the plurality of activated carbon sheets extend into the soil, and the plurality of activated carbon sheets adsorb polycyclic aromatic hydrocarbon pollutants; after the multiple activated carbon sheets adsorb the polycyclic aromatic hydrocarbon pollutants, the driving mechanism drives the multiple activated carbon sheets to be retracted into the tank body, and the multiple activated carbon sheets are cleaned through the circulating cleaning and filtering mechanism, so that the adsorption capacity of the activated carbon sheets for adsorbing the polycyclic aromatic hydrocarbon pollutants is ensured, the long-acting use of the activated carbon sheets is ensured, and the use of the multiple activated carbon sheets improves the adsorption efficiency. Meanwhile, the cleaning water after cleaning the activated carbon sheet is filtered by the circulating cleaning and filtering mechanism and then is used for cleaning the activated carbon sheet, so that the cleaning effect of the activated carbon sheet is improved.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained from them without inventive faculty for a person skilled in the art.
FIG. 1 is a perspective view of an embodiment of the present invention;
FIG. 2 is a perspective view of the solar panel and bracket of FIG. 1 removed;
FIG. 3 is a perspective view of FIG. 2 with the can lid and handle removed;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a perspective view of the cover of FIG. 3 with the cover removed;
FIG. 6 is a top view of FIG. 5;
FIG. 7 is a perspective view of FIG. 3 from another angle with the tank removed;
FIG. 8 is a perspective view of the recirculating cleaning filter mechanism of FIG. 7 with the bottom of the canister removed;
FIG. 9 is a cut-away perspective view of FIG. 3;
FIG. 10 is a perspective view of FIG. 9 with the cover removed;
FIG. 11 is a perspective view of the assembly of the drive mechanism, activated carbon sheet and attachment mechanism of the present invention;
FIG. 12 is a perspective view of the assembled activated carbon sheet and attachment mechanism of the present invention;
FIG. 13 is a perspective view of the attachment mechanism of the present invention;
Fig. 14 is a perspective view of the present invention in a use state.
The above reference numerals:
1. a tank body; 10. a tank body; 11. a can lid; 1001. a window; 1002. a water passing hole; 1003. a water spraying hole; 2. a water tank; 3. a handle; 4. a bracket; 5. a solar cell panel; 6. a driving mechanism; 60. a base; 601. a groove; 61. an inner annular sleeve; 610. a first ring gear; 62. an outer annular sleeve; 620. a second ring gear; 63. profile wheel; 630. a partial outer ring gear; 64. a second transition gear; 65. a first transition gear; 66. a transmission gear; 67. a drive gear; 68. a motor; 69. an automatic reset assembly; 690. an elastic rubber band; 691. a transition shaft; 692. a fixed shaft; 70. a connecting shaft; 71. a cover body; 8. an opening/closing body; 80. a baffle; 81. a spring; 82. a limit frame; 83. a limit column; 9. a connecting mechanism; 90. a mounting frame; 901. a U-shaped clamping groove; 91. a spring plate; 12. circularly cleaning the filtering mechanism; 120. a water spraying frame; 121. a water pump; 122. a filter assembly; 123. a filter cavity; 124. a diversion pipeline.
Detailed Description
In order that those skilled in the art may better understand the technical solutions of the present invention, the following detailed description of the present invention with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present invention.
Examples
Referring to fig. 1 to 13, a device for repairing polycyclic aromatic hydrocarbon in soil by using pre-buried long-acting activated carbon provided in this embodiment includes:
the tank body 1 is in a hollow structure, and the tank body 1 is provided with a hollow structure;
the activated carbon sheets 7 are positioned in the tank body 1, the number of the activated carbon sheets 7 is multiple, and the activated carbon sheets 7 are used for adsorbing polycyclic aromatic hydrocarbon pollutants; a plurality of windows 1001 which are the same in number as the activated carbon sheets 7 and are opposite in position are arranged on the tank wall of the tank body 1;
the driving mechanism 6 is arranged in the tank body 1, and the driving mechanism 6 is connected with a plurality of activated carbon sheets 7;
an opening and closing mechanism installed in the can 1 for opening and closing the plurality of windows 1001;
the water tank 2 is positioned at the bottom of the tank body 1 and is connected with the tank body 1, and a water passing hole 1002 communicated with the water tank 2 is formed in the bottom of the tank body 1; wherein the number of water holes 1002 is a plurality;
a circulating cleaning and filtering mechanism 12, wherein the circulating cleaning and filtering mechanism 12 is connected with the water tank 2 and is used for circulating and cleaning a plurality of activated carbon sheets 7 and simultaneously circulating and filtering cleaning water;
When the driving mechanism 6 drives the plurality of activated carbon sheets 7 to pass through the plurality of windows 1001 and extend out of the can 1, respectively, the opening and closing mechanism opens the plurality of windows 1001; after the activated carbon sheet 7 adsorbs the polycyclic aromatic hydrocarbon contaminant, the driving mechanism 6 drives a plurality of activated carbon sheets 7 to retract into the tank 1, and the opening and closing mechanism closes a plurality of windows 1001.
When the device is used, the device is pre-buried in soil (see fig. 14), the driving mechanism 6 drives the plurality of activated carbon sheets 7 to move, and meanwhile, the opening and closing mechanism opens the plurality of windows 1001, so that the plurality of activated carbon sheets 7 respectively penetrate through the plurality of windows 1001 to extend out of the tank body 1, the plurality of activated carbon sheets 7 extend into the soil, and the plurality of activated carbon sheets 7 adsorb polycyclic aromatic hydrocarbon pollutants; after the multi-piece activated carbon sheet 7 adsorbs polycyclic aromatic hydrocarbon pollutants, the driving mechanism 6 drives the multi-piece activated carbon sheet 7 to be retracted into the tank body 1, the opening and closing mechanism closes the plurality of windows 1001, the tightness of the tank body 1 is ensured, soil is prevented from entering the tank body 1, and meanwhile, the circulating cleaning and filtering mechanism 12 extracts the cleaning water in the water tank 2 to clean the multi-piece activated carbon sheet 7, so that the adsorption capacity of the activated carbon sheet 7 for adsorbing polycyclic aromatic hydrocarbon pollutants is ensured, the long-acting use of the activated carbon sheet 7 is ensured, and the use of the multi-piece activated carbon sheet 7 improves the adsorption efficiency. The cleaned cleaning water flows into the water tank 2 from the water through holes 1002, so that the cleaning water is recycled, and meanwhile, the cleaning water in the water tank 2 is filtered by the circulating cleaning and filtering mechanism 12 and then is used for cleaning the activated carbon sheet 7, so that the cleaning effect of the activated carbon sheet 7 is improved. The circulating adsorption of the polycyclic aromatic hydrocarbon pollutants is realized in such a circulating way, and the adsorption effect is improved.
Further preferably, the plurality of activated carbon sheets 7 form two activated carbon sheet groups, each activated carbon sheet group at least comprises two activated carbon sheets 7, and the activated carbon sheets 7 in the two activated carbon sheet groups are alternately arranged with each other and form a ring structure; the drive mechanism 6 is located between the annular structures. Referring to fig. 3, the number of activated carbon sheets 7 is six, and of course, four sheets, eight sheets, etc. may be used, which is not particularly limited.
The driving mechanism 6 comprises a base 60, an inner annular sleeve 61, an outer annular sleeve 62, a first transition gear 65, a second transition gear 64, a special-shaped wheel 63, a power driving part and an automatic resetting assembly 69; a first annular gear 610 is arranged on the inner annular sleeve 61, a second annular gear 620 is arranged on the outer annular sleeve 62, and a part of outer annular gear 630 is arranged on the special-shaped wheel 63; the number of the automatic reset components 69 is two; the active carbon sheet 7 is in an arc-shaped structure; the first transition gear 65, the second transition gear 64 and the profile wheel 63 are rotatably mounted on the base 60.
The base 60 is fixedly installed in the middle of the bottom of the tank body 1, the power driving part is installed on the base 60, the output end of the power driving part is connected with the special-shaped wheel 63, the inner annular sleeve 61 is rotatably installed on the base 60, the outer annular sleeve 62 is sleeved on the inner annular sleeve 61 and rotatably installed on the inner annular sleeve 61, the first transition gear 65, the second transition gear 64 and the special-shaped wheel 63 are located in the outer annular sleeve 62, the first transition gear 65 is meshed with the first annular gear 610, and the second transition gear 64 is meshed with the second annular gear 620. The inner annular sleeve 61 is connected to a first activated carbon sheet set and the outer annular sleeve 62 is connected to a second activated carbon sheet set.
When the driving mechanism 6 of this embodiment works, the power driving part drives the special-shaped wheel 63 to rotate, and when the special-shaped wheel 63 rotates to the point that part of the outer teeth 630 is meshed with the first transition gear 65 and is not meshed with the second transition gear 64, the first transition gear 65 rotates and drives the inner annular sleeve 61 to rotate under the action of the first annular gear 610, so as to drive the first activated carbon sheet group to move, so that the activated carbon sheets 7 in the first activated carbon sheet group pass through the corresponding windows 1001 and extend out of the tank body 1, wherein the opening and closing mechanism opens the corresponding windows 1001, and the first activated carbon sheet group adsorbs polycyclic aromatic hydrocarbon pollutants. The power driving part continues to drive the special-shaped wheel 63 to rotate, when the special-shaped wheel 63 rotates to the point that part of the outer gear ring 630 is not meshed with the first transition gear 65, under the action of the first automatic resetting component 69, the inner annular sleeve 61 and the first transition gear 65 are driven to reset, the inner annular sleeve 61 and the first transition gear 65 return to the initial positions, meanwhile, the activated carbon sheets 7 in the first activated carbon sheet group are retracted into the tank body 1, and the opening and closing mechanism closes the corresponding window 1001. The first activated carbon sheet group extends out of the tank body 1 by the power of the power driving part, and is driven to be retracted into the tank body 1 by the first automatic resetting component 69.
The power driving part drives the special-shaped wheel 63 to rotate, when the special-shaped wheel 63 rotates to the point that part of the outer gear ring 630 is meshed with the second transition gear 64 and is not meshed with the first transition gear 65, the second transition gear 64 rotates, the outer annular sleeve 62 is driven to rotate under the action of the second inner gear ring 620 to drive the second activated carbon sheet group to move, so that activated carbon sheets 7 in the second activated carbon sheet group penetrate through corresponding windows 1001 to extend out of the tank body 1, wherein an opening and closing mechanism opens the corresponding windows 1001, and the second activated carbon sheet group adsorbs polycyclic aromatic hydrocarbon pollutants. The power driving part continues to drive the special-shaped wheel 63 to rotate, when the special-shaped wheel 63 rotates to be not meshed with the second transition gear 64, under the action of the second automatic resetting assembly 69, the second automatic resetting assembly 69 drives the outer annular sleeve 62 and the second transition gear 64 to reset, the outer annular sleeve 62 and the second transition gear 64 return to the initial positions, and meanwhile, the activated carbon sheets 7 in the second activated carbon sheet group are retracted into the tank 1, and the opening and closing mechanism closes the corresponding window 1001. The second activated carbon sheet group extends out of the tank body 1 by the power of the power driving part, and is driven to be retracted into the tank body 1 by the second automatic resetting component 69.
When the power driving part rotates to drive the special-shaped wheel 63 to rotate and the first transition gear 65 and the second transition gear 64 are not meshed, the two active carbon sheet groups are all positioned in the tank body 1, and the circulating cleaning and filtering mechanism 12 cleans the active carbon sheets 7 at the moment so as to ensure the adsorption capacity of the active carbon sheets 7, and the circulating is performed.
Further preferably, the power driving part includes a motor 68, a driving gear 67, a transmission gear 66 and a connecting shaft 70, the motor 68 is fixedly mounted on the base 60, the driving gear 67 is mounted on an output shaft of the motor 68, the transmission gear 66 is integrally connected with the profile wheel 63 through the connecting shaft 70, the connecting shaft 70 is rotatably mounted on the base 60, and the driving gear 67 is meshed with the transmission gear 66. When the power driving part works, the motor 68 is started to drive the driving gear 67 to rotate, the driving gear 67 rotates to drive the transmission gear 66 to rotate, and the transmission gear 66 rotates to drive the special-shaped wheel 63 to rotate through the connecting shaft 70 so as to complete power transmission.
In this embodiment, the driving mechanism 6 further includes a cover 71, a groove 601 is provided on the base 60, and the motor 68, the driving gear 67, the transmission gear 66 and the automatic reset component 69 are located in the groove 601; the cover 71 covers the outer ring sleeve 62 to cover the inner ring sleeve 61, the outer ring sleeve 62, the first transition gear 65, the second transition gear 64 and the profile wheel 63. The groove 601 is designed on the base 60, and meanwhile, the motor 68, the driving gear 67, the transmission gear 66 and the automatic resetting component 69 are located in the groove 601, so that the structure is compact, the occupied volume is reduced, and meanwhile, the motor 68, the driving gear 67, the transmission gear 66 and the automatic resetting component 69 are effectively protected by the base 60. Meanwhile, the cover body 71 covers the upper part of the outer annular sleeve 62 to cover the inner annular sleeve 61, the outer annular sleeve 62, the first transition gear 65, the second transition gear 64 and the special-shaped wheel 63, so that the inner annular sleeve 61, the outer annular sleeve 62, the first transition gear 65, the second transition gear 64 and the special-shaped wheel 63 are effectively protected, and cleaning water and polycyclic aromatic hydrocarbon pollutants are prevented from flowing into the driving mechanism 6.
The cover 71 may be connected to the outer ring 62 (see fig. 9), so that when the outer ring 62 rotates, the cover 71 rotates, and the cover 71 may be fixedly connected to the can 1, which is not limited specifically.
Further preferably, the automatic resetting assembly 69 includes a fixed shaft 692, a transition shaft 691, and an elastic rubber band 690, wherein the fixed shaft 692 is fixedly mounted on the base 60, the transition shaft 691 is rotatably mounted on the base 60, one end of the elastic rubber band 690 is wound on the fixed shaft 692, and the other end is wound on the transition shaft 691; two of the automatic reset assemblies 69: the two transition shafts 691 are connected to the first transition gear 65 and the second transition gear 64, respectively.
When the special-shaped wheel 63 rotates to the point that the partial outer gear ring 630 is meshed with the first transition gear 65, the first transition gear 65 rotates to drive the corresponding transition shaft 691 to rotate, the corresponding elastic rubber belt 690 is elongated, and when the special-shaped wheel 63 rotates to the point that the partial outer gear ring 630 is not meshed with the first transition gear 65, the corresponding elastic rubber belt 690 drives the corresponding transition shaft 691 to rotate reversely, so that the first transition gear 65 and the inner annular sleeve 61 are reset.
When the special-shaped wheel 63 rotates to the point that the part of the outer gear ring 630 is meshed with the second transition gear 64, the second transition gear 64 rotates to drive the corresponding transition shaft 691 to rotate, the corresponding elastic rubber belt 690 is elongated, and when the special-shaped wheel 63 rotates to the point that the part of the outer gear ring 630 is not meshed with the second transition gear 64, the corresponding elastic rubber belt 690 drives the corresponding transition shaft 691 to rotate reversely, so that the second transition gear 64 and the outer annular sleeve 62 are reset.
Taking the first transition gear 65 as an example to illustrate the working principle of the automatic resetting assembly 69, specifically, when the special-shaped wheel 63 rotates to a position where part of the outer gear ring 630 is meshed with the first transition gear 65 and is not meshed with the second transition gear 64, the first transition gear 65 rotates, the inner annular sleeve 61 is driven to rotate under the action of the first annular gear 610 to drive the first activated carbon sheet group to move, the first transition gear 65 rotates to drive the corresponding transition shaft 691 to rotate, and because one end of the elastic rubber belt 690 is wound on the fixed shaft 692 and the fixed shaft 692 is fixedly arranged on the base 60, the elastic rubber belt 690 is stretched when the transition shaft 691 rotates, so that the elastic rubber belt 690 has recovered elasticity, and the stretched part of the elastic rubber belt 690 is wound on the transition shaft 691; when the special-shaped wheel 63 rotates until part of the outer gear ring 630 is not meshed with the first transition gear 65, at this time, the first transition gear 65 and the transition shaft 691 are not constrained by the special-shaped wheel 63, so that the transition shaft 691 is driven to rotate reversely under the action of the elastic rubber belt 690 to drive the inner annular sleeve 61 and the first transition gear 65 to reset, so that the inner annular sleeve 61 and the first transition gear 65 return to the initial positions, and meanwhile, the activated carbon sheets 7 in the first activated carbon sheet group are retracted into the tank body 1. The resetting principle of the second transition gear 64 and the outer annular sleeve 62 is the same as that of the first transition gear 65 and the inner annular sleeve 61, and will not be described again.
Further preferably, the device for repairing polycyclic aromatic hydrocarbon in soil by pre-buried long-acting activated carbon further comprises a connecting mechanism 9, wherein the number of the connecting mechanisms 9 is a plurality of, and the connecting mechanisms are the same as the number of the activated carbon sheets 7 and are opposite to each other in position; coupling mechanism 9 includes mounting bracket 90 and shell fragment 91, mounting bracket 90 is L type structure, the long limit of mounting bracket 90 is equipped with U type draw-in groove 901, all be equipped with a plurality of equidistant distribution's shell fragment 91 on the opposite both sides face of U type draw-in groove 901.
Corresponding to each of said activated carbon tablets 7 of the first group of activated carbon tablets: the short side of the mounting frame 90 is connected with the inner annular sleeve 61, one end of the activated carbon sheet 7 is clamped into the U-shaped clamping groove 901, and the elastic sheets 91 on two side surfaces of the U-shaped clamping groove 901 clamp one end of the activated carbon sheet 7.
Corresponding to each of said activated carbon tablets 7 of the second group of activated carbon tablets: the minor face of mounting bracket 90 with outer loop 62 is connected, the one end card of active carbon piece 7 is gone into in the U type draw-in groove 901, just shell fragment 91 on the both sides face of U type draw-in groove 901 presss from both sides tightly the one end of active carbon piece 7.
When the inner annular sleeve 61 rotates in the embodiment, the active carbon sheet 7 is driven to move by the mounting frame 90, so that the active carbon sheet 7 extends out of the tank body 1 and retracts into the tank body 1, and the first active carbon sheet group moves; when the outer annular sleeve 62 rotates, the active carbon sheet 7 is driven to move through the mounting frame 90, so that the active carbon sheet 7 extends out of the tank body 1 and retracts into the tank body 1, and the second active carbon sheet group moves. In this embodiment, all be equipped with a plurality of equidistant shell fragments 91 that distribute on the opposite both sides face of U type draw-in groove 901, so under the effect of a plurality of shell fragments 91, not only effectively guaranteed that activated carbon sheet 7 presss from both sides tightly on mounting bracket 90 steadily, also made things convenient for activated carbon sheet 7 to take off from mounting bracket 90 simultaneously, made things convenient for activated carbon sheet 7 to change for mounting bracket 90.
Further preferably, the opening and closing mechanism includes opening and closing bodies 8, and the number of the opening and closing bodies 8 is plural and the same as the number of the activated carbon sheet 7 and the window 1001 and the positions are opposite; the opening and closing body 8 includes baffle 80, spring 81 and spacing frame 82, the cross section of spacing frame 82 and baffle 80 all is L type structure, the minor face of spacing frame 82 with the inner wall of jar body 1 is connected, spring 81 is located in the spacing frame 82, just the one end of spring 81 with the minor face of spacing frame 82 is connected, the other end of spring 81 with the long limit of baffle 80 is connected, the side on the long limit of baffle 80 with the inner wall of jar body 1 laminates mutually, the minor face of baffle 80 is aimed at activated carbon sheet 7.
Corresponding to each of said windows 1001 and active carbon sheet 7: when the activated carbon sheet 7 is positioned in the tank 1, the baffle 80 blocks the window 1001 to enable the window 1001 to be in a closed state, wherein the side surface of the long side of the baffle 80 is attached to the inner wall of the tank 1 so as to ensure the sealing of the tank 1; when the activated carbon sheet 7 is protruded from the can body 1, the activated carbon sheet 7 moves toward the window 1001, the activated carbon sheet 7 contacts with the short side of the baffle 80 and pushes the baffle 80 to move toward the limit frame 82, the spring 81 is compressed, the window 1001 is opened, and the activated carbon sheet 7 passes through the window 1001 and protrudes from the can body 1; after the activated carbon sheet 7 is retracted to the tank 1, the spring 81 pushes the baffle 80 to return under the action of the elastic force of the spring 81, so that the baffle 80 blocks the window 1001. The baffle 80 is driven to open the window 1001 by means of the movement of the activated carbon sheet 7, the baffle 80 is driven to close the window 1001 under the action of the elasticity of the spring 81, other power sources are not needed, and resources are saved.
In this embodiment, the opening and closing body 8 preferably further includes a limiting post 83, the limiting post 83 is fixedly connected with the tank 1, and when the baffle 80 blocks the window 1001, a short side of the baffle 80 abuts against the limiting post 83. Wherein the limiting post 83 does not influence the movement of the activated carbon sheet 7, the limiting post 83 has a limiting function after the baffle 80 is reset, and the spring 81 is ensured to have a certain elastic force, so that the window 1001 can be effectively closed.
Further preferably, the circulating cleaning and filtering mechanism 12 includes a water pump 121, a filtering cavity 123, a filtering component 122, a water spraying frame 120, nozzles and a diversion pipeline 124, where the number of the water spraying frames 120 is multiple and equal to the number of the activated carbon sheets 7, the water spraying frames 120 are located in the tank 1 and fixedly installed on the tank 1, and the multiple water spraying frames 120 are aligned with the multiple activated carbon sheets 7 respectively; a plurality of nozzles are uniformly distributed on each of the water spraying frames 120.
The diversion pipeline 124 is positioned in the water tank 2 and connected with the bottom of the tank body 1, the tank body 1 is provided with a plurality of water spraying holes 1003 communicated with the diversion pipeline 124, and at least two water spraying holes 1003 are distributed corresponding to each water spraying frame 120; the water pump 121 and the filter cavity 123 are both positioned in the water tank 2 and connected with the bottom of the tank body 1, the water inlet of the filter cavity 123 is provided with the filter assembly 122, the water outlet of the filter cavity 123 is connected with the water inlet of the water pump 121, and the water outlet of the water pump 121 is connected with the water inlet of the diversion pipeline 124; the water spray holes 1003 are communicated with the diversion pipeline 124.
When the circulating cleaning and filtering mechanism 12 of the embodiment works, the cleaning water is positioned in the water tank 2, the water pump 121 is started, the water in the water tank 2 is filtered by the filtering component 122 and pumped into the filtering cavity 123 and then conveyed into the guide pipeline 124 by the water pump 121, the high-pressure water in the guide pipeline 124 flows into the plurality of water spraying frames 120 through the plurality of water spraying holes 1003, and the plurality of water spraying frames 120 are aligned with the plurality of activated carbon sheets 7, so that the high-pressure water in the water spraying frames 120 is sprayed out through the plurality of nozzles and aligned with the activated carbon sheets 7 to wash away polycyclic aromatic hydrocarbon pollutants adsorbed on the activated carbon sheets 7, the cleaning water for cleaning the activated carbon sheets 7 flows into the water tank 2 from the water passing holes 1002, the recycling of the cleaning water is realized, the energy is saved, and the filtering of the cleaning water is realized under the action of the filtering component 122 so as to ensure the cleaning effect of the cleaning water.
In this embodiment, the filter assembly 122 may adopt a filter screen, where the filter screen may be a single layer or a multi-layer stacked arrangement, and of course, the filter assembly 122 may also adopt other existing filter structures, which is not limited thereto.
In this embodiment, it is further preferable that the device for repairing polycyclic aromatic hydrocarbon in soil by using pre-buried long-acting activated carbon further includes a solar panel 5, a storage battery and a bracket 4, wherein the solar panel 5 is installed on the bracket 4, and the storage battery is installed in the tank 1 or on the bracket 4; the solar panel 5 is connected with the storage battery, and the driving mechanism 6 and the circulating cleaning and filtering mechanism 12 are both connected with the storage battery. The tank body 1 comprises a tank body 10 and a tank cover 11 covered on the tank body 10, a handle 3 is connected to the outer top of the tank cover 11, and the bracket 4 is located outside the tank body 1 and connected with the handle 3.
The driving mechanism 6 and the circulating cleaning and filtering mechanism 12 are powered by solar energy, so that the energy is saved and the environment is protected. The solar panel 5 and the storage battery are used in the prior art, which is not specifically described. Wherein the storage battery is protected by a protective shell.
The handle 3 is convenient for operators to hold the handle 3 to place the device in soil or to use tools to hoist the device. The driving mechanism 6, the activated carbon sheet 7, the opening and closing mechanism and the like are positioned in the tank body 10, and the tank body 1 adopts the design of the tank body 10 and the tank cover 11, so that the driving mechanism 6, the activated carbon sheet 7, the opening and closing mechanism and the like can be conveniently assembled and disassembled relative to the tank body 1.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. Device of pre-buried long-term active carbon restoration polycyclic aromatic hydrocarbon in soil, characterized by, include:
the tank body (1), the said tank body (1) presents the hollow structure;
the activated carbon sheets (7), wherein the activated carbon sheets (7) are positioned in the tank body (1), the number of the activated carbon sheets (7) is multiple, and the activated carbon sheets (7) are used for adsorbing polycyclic aromatic hydrocarbon pollutants; a plurality of windows (1001) which are the same as the activated carbon sheets (7) in number and opposite in position are arranged on the tank wall of the tank body (1);
the driving mechanism (6) is arranged in the tank body (1), and the driving mechanism (6) is connected with a plurality of activated carbon sheets (7);
an opening and closing mechanism installed in the tank (1) and configured to open and close the plurality of windows (1001);
the water tank (2) is positioned at the bottom of the tank body (1) and is connected with the tank body (1), and a water passing hole (1002) communicated with the water tank (2) is formed in the bottom of the tank body (1);
the circulating cleaning and filtering mechanism (12) is connected with the water tank (2) and is used for circulating and cleaning a plurality of activated carbon sheets (7) and simultaneously circulating and filtering cleaning water;
When the driving mechanism (6) drives a plurality of activated carbon sheets (7) to pass through a plurality of windows (1001) and extend out of the tank (1), respectively, the opening and closing mechanism opens the plurality of windows (1001); after the activated carbon sheet (7) adsorbs polycyclic aromatic hydrocarbon pollutants, the driving mechanism (6) drives a plurality of activated carbon sheets (7) to be retracted into the tank body (1), and the opening and closing mechanism closes a plurality of windows (1001);
the active carbon sheets (7) form two active carbon sheet groups, each active carbon sheet group at least comprises two active carbon sheets (7), and the active carbon sheets (7) in the two active carbon sheet groups are alternately arranged to form an annular structure; the drive mechanism (6) is located between the annular structures;
the driving mechanism (6) comprises a base (60), an inner annular sleeve (61), an outer annular sleeve (62), a first transition gear (65), a second transition gear (64), a special-shaped wheel (63), a power driving part and an automatic resetting assembly (69); a first annular gear (610) is arranged on the inner annular sleeve (61), a second annular gear (620) is arranged on the outer annular sleeve (62), and a part of outer annular gear (630) is arranged on the special-shaped wheel (63); the number of the automatic reset components (69) is two; the active carbon sheet (7) is in an arc-shaped structure; the first transition gear (65), the second transition gear (64) and the special-shaped wheel (63) are rotatably arranged on the base (60);
The base (60) is fixedly arranged in the middle of the bottom of the tank body (1), the power driving part is arranged on the base (60), the output end of the power driving part is connected with the special-shaped wheel (63), the inner annular sleeve (61) is rotatably arranged on the base (60), the outer annular sleeve (62) is sleeved on the inner annular sleeve (61) and rotatably arranged on the inner annular sleeve (61), the first transition gear (65), the second transition gear (64) and the special-shaped wheel (63) are positioned in the outer annular sleeve (62), the first transition gear (65) is meshed with the first annular gear (610), and the second transition gear (64) is meshed with the second annular gear (620);
the inner annular sleeve (61) is connected with a first active carbon sheet group, and the outer annular sleeve (62) is connected with a second active carbon sheet group; when the special-shaped wheel (63) rotates to the state that part of the outer gear (630) is meshed with the first transition gear (65) and is not meshed with the second transition gear (64), the first transition gear (65) rotates to drive the inner annular sleeve (61) to rotate, so that a first activated carbon sheet group is driven to move, the activated carbon sheets (7) in the first activated carbon sheet group penetrate through the corresponding window (1001) and extend out of the tank body (1), and when the special-shaped wheel (63) rotates to the state that part of the outer gear (630) is not meshed with the first transition gear (65), a first automatic reset assembly (69) drives the inner annular sleeve (61) and the first transition gear (65) to reset, so that the activated carbon sheets (7) in the first activated carbon sheet group are retracted into the tank body (1);
When the special-shaped wheel (63) rotates until part of the outer teeth (630) are meshed with the second transition gear (64) and are not meshed with the first transition gear (65), the second transition gear (64) rotates to drive the outer annular sleeve (62) to rotate, so that the second activated carbon sheet group is driven to move, and the activated carbon sheets (7) in the second activated carbon sheet group extend out of the tank body (1) through the corresponding windows (1001); when the special-shaped wheel (63) rotates until part of the outer teeth (630) are not meshed with the second transition gear (64), a second automatic resetting component (69) drives the outer annular sleeve (62) and the second transition gear (64) to reset, so that the activated carbon sheets (7) in the second activated carbon sheet group are retracted into the tank body (1);
when the special-shaped wheel (63) rotates to be not meshed with the first transition gear (65) and the second transition gear (64), two active carbon sheet groups are positioned in the tank body (1);
the automatic resetting assembly (69) comprises a fixed shaft (692), a transition shaft (691) and an elastic rubber belt (690), wherein the fixed shaft (692) is fixedly arranged on the base (60), the transition shaft (691) is rotatably arranged on the base (60), one end of the elastic rubber belt (690) is wound on the fixed shaft (692), and the other end of the elastic rubber belt (690) is wound on the transition shaft (691); two said automatic reset assemblies (69): the two transition shafts (691) are respectively connected with the first transition gear (65) and the second transition gear (64);
When the special-shaped wheel (63) rotates to the state that part of the outer gear (630) is meshed with the first transition gear (65), the first transition gear (65) rotates to drive the corresponding transition shaft (691) to rotate, the corresponding elastic rubber belt (690) is elongated, and when the special-shaped wheel (63) rotates to the state that part of the outer gear (630) is not meshed with the first transition gear (65), the corresponding elastic rubber belt (690) drives the corresponding transition shaft (691) to rotate reversely, so that the first transition gear (65) and the inner annular sleeve (61) are reset;
when the special-shaped wheel (63) rotates to the state that part of the outer gear ring (630) is meshed with the second transition gear (64), the second transition gear (64) rotates to drive the corresponding transition shaft (691) to rotate, the corresponding elastic rubber belt (690) is elongated, and when the special-shaped wheel (63) rotates to the state that part of the outer gear ring (630) is not meshed with the second transition gear (64), the corresponding elastic rubber belt (690) drives the corresponding transition shaft (691) to rotate reversely, so that the second transition gear (64) and the outer annular sleeve (62) are reset;
The opening and closing mechanism comprises opening and closing bodies (8), wherein the number of the opening and closing bodies (8) is a plurality of, and the opening and closing bodies are the same as the number of the activated carbon sheets (7) and the windows (1001) and are opposite to each other in position;
the opening and closing body (8) comprises a baffle (80), a spring (81) and a limiting frame (82), wherein the cross sections of the limiting frame (82) and the baffle (80) are of L-shaped structures, the short sides of the limiting frame (82) are connected with the inner wall of the tank body (1), the spring (81) is positioned in the limiting frame (82), one end of the spring (81) is connected with the short sides of the limiting frame (82), the other end of the spring (81) is connected with the long sides of the baffle (80), the side faces of the long sides of the baffle (80) are attached to the inner wall of the tank body (1), and the short sides of the baffle (80) are aligned with the activated carbon sheet (7);
-corresponding to each of said windows (1001) and active carbon tablets (7): when the activated carbon sheet (7) is positioned in the tank body (1), the baffle plate (80) keeps the window (1001) so that the window (1001) is in a closed state; when the activated carbon sheet (7) extends out of the tank body (1), the activated carbon sheet (7) moves towards the window (1001), the activated carbon sheet (7) contacts with the short side of the baffle plate (80) and pushes the baffle plate (80) to move towards the limit frame (82), the spring (81) is compressed, the window (1001) is opened, and the activated carbon sheet (7) passes through the window (1001) and extends out of the tank body (1); when the activated carbon sheet (7) is retracted to the tank body (1), the spring (81) pushes the baffle plate (80) to reset so that the baffle plate (80) blocks the window (1001);
The circulating cleaning and filtering mechanism (12) comprises a water pump (121), a filtering cavity (123), a filtering assembly (122), a water spraying frame (120), nozzles and a diversion pipeline (124), wherein the number of the water spraying frames (120) is multiple and the same as that of the activated carbon sheets (7), the water spraying frames (120) are positioned in the tank body (1) and fixedly installed on the tank body (1), and the water spraying frames (120) are respectively aligned to the activated carbon sheets (7); a plurality of nozzles are uniformly distributed on each water spraying frame (120);
the diversion pipeline (124) is positioned in the water tank (2) and is connected with the bottom of the tank body (1), a plurality of water spraying holes (1003) communicated with the diversion pipeline (124) are formed in the tank body (1), and at least two water spraying holes (1003) are distributed corresponding to each water spraying frame (120);
the water pump (121) and the filter cavity (123) are both positioned in the water tank (2) and connected with the bottom of the tank body (1), the water inlet of the filter cavity (123) is provided with the filter assembly (122), the water outlet of the filter cavity (123) is connected with the water inlet of the water pump (121), and the water outlet of the water pump (121) is connected with the water inlet of the guide pipeline (124); the water spray holes (1003) are communicated with the diversion pipeline (124).
2. The device for repairing polycyclic aromatic hydrocarbon in soil by pre-buried long-acting activated carbon according to claim 1, wherein the power driving part comprises a motor (68), a driving gear (67), a transmission gear (66) and a connecting shaft (70), the motor (68) is fixedly installed on the base (60), the driving gear (67) is installed on an output shaft of the motor (68), the transmission gear (66) is integrally connected with the special-shaped wheel (63) through the connecting shaft (70), the connecting shaft (70) is rotatably installed on the base (60), and the driving gear (67) is meshed with the transmission gear (66).
3. The device for repairing polycyclic aromatic hydrocarbon in soil by pre-buried long-acting activated carbon according to claim 2, wherein the driving mechanism (6) further comprises a cover body (71), a groove (601) is arranged on the base (60), and the motor (68), the driving gear (67), the transmission gear (66) and the automatic resetting component (69) are positioned in the groove (601); the cover body (71) covers the upper part of the outer annular sleeve (62) so as to cover the inner annular sleeve (61), the outer annular sleeve (62), the first transition gear (65), the second transition gear (64) and the special-shaped wheel (63).
4. The device for restoring polycyclic aromatic hydrocarbon in soil by pre-buried long-acting activated carbon according to claim 1, characterized in that the device for restoring polycyclic aromatic hydrocarbon in soil by pre-buried long-acting activated carbon further comprises a connecting mechanism (9), wherein the number of the connecting mechanisms (9) is a plurality of and the same as the number of the activated carbon sheets (7) and the positions of the connecting mechanisms are opposite; the connecting mechanism (9) comprises a mounting frame (90) and elastic sheets (91), the mounting frame (90) is of an L-shaped structure, a U-shaped clamping groove (901) is formed in the long side of the mounting frame (90), and a plurality of elastic sheets (91) which are distributed at equal intervals are arranged on two opposite side surfaces of the U-shaped clamping groove (901);
-corresponding to each of said active carbon tablets (7) of the first group of active carbon tablets: the short side of the mounting frame (90) is connected with the inner annular sleeve (61), one end of the active carbon sheet (7) is clamped into the U-shaped clamping groove (901), and the elastic sheets (91) on the two side surfaces of the U-shaped clamping groove (901) clamp one end of the active carbon sheet (7);
-corresponding to each of said activated carbon tablets (7) of the second group of activated carbon tablets: the short side of mounting bracket (90) with outer ring cover (62) are connected, the one end card of active carbon sheet (7) go into in U type draw-in groove (901), just shell fragment (91) on U type draw-in groove (901) both sides face press from both sides tight one end of active carbon sheet (7).
5. The device for repairing polycyclic aromatic hydrocarbon in soil by pre-buried long-acting activated carbon according to claim 1, wherein the opening and closing body (8) further comprises a limiting column (83), the limiting column (83) is fixedly connected with the tank body (1), and when the baffle plate (80) blocks the window (1001), the short side of the baffle plate (80) props against the limiting column (83).
6. The device for restoring polycyclic aromatic hydrocarbon in soil by pre-buried long-acting activated carbon according to claim 1, characterized in that the device for restoring polycyclic aromatic hydrocarbon in soil by pre-buried long-acting activated carbon further comprises a solar panel (5), a storage battery and a bracket (4), wherein the solar panel (5) is installed on the bracket (4), and the storage battery is installed inside the tank body (1) or on the bracket (4); the solar panel (5) is connected with the storage battery, and the driving mechanism (6) and the circulating cleaning and filtering mechanism (12) are connected with the storage battery; the tank body (1) is composed of a tank body (10) and a tank cover (11) covered on the tank body (10), a handle (3) is connected to the outer top of the tank cover (11), and the support (4) is located outside the tank body (1) and connected with the handle (3).
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| CN202310817013.7A CN116765111B (en) | 2023-07-05 | 2023-07-05 | Device for repairing polycyclic aromatic hydrocarbon in soil by pre-buried long-acting activated carbon |
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