CN111872098A - Centrifugal heavy metal contaminated soil clean system - Google Patents
Centrifugal heavy metal contaminated soil clean system Download PDFInfo
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- CN111872098A CN111872098A CN202010620094.8A CN202010620094A CN111872098A CN 111872098 A CN111872098 A CN 111872098A CN 202010620094 A CN202010620094 A CN 202010620094A CN 111872098 A CN111872098 A CN 111872098A
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- cover body
- chamber
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- air chamber
- cavity
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- 239000002689 soil Substances 0.000 title claims abstract description 34
- 229910001385 heavy metal Inorganic materials 0.000 title claims abstract description 20
- 239000007788 liquid Substances 0.000 claims abstract description 60
- 238000003860 storage Methods 0.000 claims abstract description 25
- 239000003814 drug Substances 0.000 claims abstract description 20
- 238000000746 purification Methods 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000004140 cleaning Methods 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims description 36
- 238000001035 drying Methods 0.000 claims description 17
- 230000000149 penetrating effect Effects 0.000 claims description 12
- 238000006303 photolysis reaction Methods 0.000 claims description 12
- 230000015843 photosynthesis, light reaction Effects 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000002485 combustion reaction Methods 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 9
- 238000004887 air purification Methods 0.000 claims description 8
- 238000011084 recovery Methods 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 6
- 239000011358 absorbing material Substances 0.000 claims description 3
- 239000000654 additive Substances 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 3
- 239000003337 fertilizer Substances 0.000 claims description 3
- 239000000446 fuel Substances 0.000 claims description 3
- 239000000077 insect repellent Substances 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000009471 action Effects 0.000 abstract description 2
- 238000009736 wetting Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 238000002156 mixing Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000618 nitrogen fertilizer Substances 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 239000002686 phosphate fertilizer Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005067 remediation Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a centrifugal heavy metal contaminated soil purification system, which comprises a cleaning device, a water tank and a water tank, wherein the cleaning device is arranged on the water tank; the cleaning device comprises a frame body, a motor head, a liquid collecting cavity and a cover body; the cover body is correspondingly arranged in the liquid collection cavity; a soil sample is arranged in the cover body; a water outlet is arranged on the wall of the cover body; the motor head is connected with the cover body and drives the cover body to rotate; the liquid collecting cavity comprises an upper cavity and a lower cavity; the upper chamber is provided with a first delivery pipe communicated with the liquid medicine storage chamber; the bottom of the lower cavity is provided with a liquid leakage hole; in the production process, firstly, a soil sample is loaded into the cover body, then the cover body is connected with the motor head, and finally the upper cavity is closed; the medicament in the liquid medicament storeroom flows out through the first delivery pipe and is accumulated in the liquid collection cavity; when the motor head drives the cover body to rotate, a soil sample in the cover body is firstly soaked in the medicament in the liquid collection cavity to realize wetting, and then the liquid medicine is separated again under the action of raised centrifugal force. The structure is convenient to operate, high in treatment efficiency and wide in popularization prospect.
Description
Technical Field
The invention relates to the technical field of soil purification and remediation, in particular to a centrifugal heavy metal contaminated soil purification system.
Background
At present, a lot of lands which cannot be used due to excessive heavy metal content exist in China, and a large amount of cultivated land area is lost if the lands are directly discarded. In the conventional repair treatment of heavy metal pollution, the metal ions in the heavy metal pollution need to be removed by using liquid medicine, so that the purification effect is achieved. The stirring and drying are important steps for mixing the soil and the liquid medicine in the purification treatment, and the working efficiency of the stirring and drying determines the efficiency of the whole treatment. Therefore, a centrifugal heavy metal polluted soil purification system with good stirring and mixing effects and high drying efficiency needs to be invented.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides the centrifugal heavy metal polluted soil purification system which is good in stirring and mixing effect and high in drying efficiency.
The technical scheme is as follows: in order to achieve the above object, the centrifugal heavy metal contaminated soil purification system of the present invention comprises a cleaning device; the cleaning device comprises a frame body, a motor head, a liquid collecting cavity and a cover body; the frame body comprises an operating table, a first support and a second support; the motor head is connected and arranged on the first support; the liquid collecting cavity is correspondingly arranged between the first support and the second support; the cover body is correspondingly arranged in the liquid collecting cavity; a soil sample is contained in the cover body; water outlet holes are uniformly formed in the wall surface of the cover body; the power output end of the motor head is connected with the corresponding end of the cover body to drive the cover body to rotate in the liquid collection cavity;
the liquid collecting cavity comprises an upper cavity and a lower cavity; the lower chamber is connected with the operating platform; the upper chamber is arranged above the lower chamber and correspondingly buckled with the lower chamber; the upper chamber is connected with a first conveying pipe; the first conveying pipe is communicated with the inner space of the liquid collecting cavity; one end of the first delivery pipe, which is far away from the upper chamber, is communicated and butted with the liquid medicine storage chamber; the bottom of the lower cavity is provided with a liquid leakage hole; a lead connecting hole is arranged on the operating platform in a penetrating manner; the lead-in hole is matched and connected with the liquid leakage hole.
Furthermore, a plurality of tracks are arranged on the inner wall of the cover body at intervals; a first elastic body and a second elastic body are respectively arranged at two ends of the track along the length direction of the track; a shifting sheet is connected between the first elastic body and the second elastic body; one end of the shifting piece, which is far away from the track, extends to the center of the cover body; the length direction of the track is consistent with the direction of a rotating path of the inner wall of the cover body; different tracks are distributed in a staggered manner in the rotating shaft direction of the cover body; and adjusting the motor head to change the rotating speed and correspondingly driving the shifting pieces in each track to reciprocate.
Further, a second conveying pipe is also connected and arranged on the surface of the upper chamber; the second conveying pipe is communicated with the inner space of the liquid collecting cavity; one end of the second conveying pipe, which is far away from the upper chamber, is communicated and butted with an air purification device; the air purification device comprises a moisture removal chamber, a photolysis chamber and a combustion chamber which are communicated and connected in sequence; the moisture removing chamber is filled with a water absorbing material; the photolysis chamber is in a mosquito-repellent incense type transparent coil structure; a protective shell is covered around the photolysis chamber; an ultraviolet lamp tube is arranged on the inner side of the protective shell; the inlet end of the combustion chamber is provided with a fuel nozzle and a lighter; the outlet end of the combustion chamber is communicated with the external environment.
Furthermore, a drying device is arranged on the operating platform; the drying device is positioned on one side of the second support far away from the cover body; the drying device comprises a first air chamber and a second air chamber; the first air chamber is arranged around the second air chamber; the second air chamber is correspondingly communicated with the interior of the cover body; a first flow through hole is formed in the side wall of the second air chamber; the first flow through hole communicates the first air chamber and the second air chamber with each other; a first fan is arranged on one side, away from the first flow through hole, of the first air chamber; the first fan drives outside air to enter the drying device; a heating rod is arranged on an airflow path between the air outlet of the first fan and the circulation hole; the heating rod is inserted into the wall surface of the first air chamber, and the heating end extends into the first air chamber.
Further, the second air chamber is of a hollow cylindrical structure; a positioning rod is inserted into the second air chamber; a third air chamber is arranged in the positioning rod in a penetrating manner along the length direction of the positioning rod; a second flow through hole is formed in the side wall of the positioning rod; the second flow through hole corresponds to the first flow through hole in position and communicates the first air chamber and the third air chamber with each other; one end of the positioning rod close to the cover body is in nested fit with the end face of the cover body; the first wear-resisting ring is sleeved on the portion, in contact with the cover body, of the positioning rod in the circumferential direction.
Furthermore, a recovery device is also communicated with the first air chamber; the recovery device comprises a feeding cavity, a storage cavity and a second fan; the feeding cavity and the first air chamber are communicated and connected with a third conveying pipe; the second fan is arranged on one side of the feeding cavity, which is far away from the third conveying pipe; a discharge hole is formed in the bottom of the material storage cavity; a material poking impeller is rotatably arranged at the discharge port; the edge of the rotating track of the material poking impeller is in tangential fit with the discharge hole; rotating the material stirring impeller to drive the material in the material storage cavity to be transferred to the outside of the material storage cavity; the material falling paths of the plurality of storage cavities are correspondingly intersected with the air supply path of the second fan; the materials in the storage cavity are fertilizer additives.
Furthermore, the second support is in sliding fit with the operating platform, and the sliding direction is consistent with the length direction of the cover body; a first limiting hole is arranged on the first support in a penetrating manner; a second limiting hole is arranged on the second support in a penetrating manner; a second wear-resistant ring and a third wear-resistant ring are respectively arranged outside the two ends of the cover body; the second wear-resisting ring is in relative sliding fit with the inner side of the first limiting hole; the third wear-resisting ring is in relative sliding fit with the inner side of the second limiting hole.
Further, the cover comprises a first half-cylinder and a second half-cylinder; the open end of the first half cylinder is detachably connected with the open end of the second half cylinder; the connecting position of the first half cylinder and the second half cylinder is positioned at the middle section of the cover body in the length direction.
Has the advantages that: the invention discloses a centrifugal heavy metal contaminated soil purification system, which comprises a cleaning device; the cleaning device comprises a frame body, a motor head, a liquid collecting cavity and a cover body; the cover body is correspondingly arranged in the liquid collecting cavity; a soil sample is contained in the cover body; water outlet holes are uniformly formed in the wall surface of the cover body; the motor head is connected with the cover body and drives the cover body to rotate; the liquid collecting cavity comprises an upper cavity and a lower cavity which are correspondingly buckled; the upper chamber is connected with a first conveying pipe; one end of the first delivery pipe, which is far away from the upper chamber, is communicated and butted with the liquid medicine storage chamber; the bottom of the lower cavity is provided with a liquid leakage hole; in the production process, firstly, a soil sample is loaded into the cover body, then the cover body is connected with the motor head, and finally the upper cavity is closed; the medicament in the liquid medicament storeroom flows out through the first delivery pipe and is accumulated in the liquid collection cavity; when the motor head drives the cover body to rotate, a soil sample in the cover body is firstly soaked in the medicament in the liquid collection cavity to realize wetting, and then the liquid medicine is separated again under the action of raised centrifugal force. The structure is convenient to operate, high in treatment efficiency and wide in popularization prospect.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a purification system;
FIG. 2 is a detail view of the lower chamber structure;
FIG. 3 is a schematic view of the whole structure of the cover body;
FIG. 4 is a schematic view of the internal structure of the cover;
FIG. 5 is a schematic structural view of an air purification apparatus;
FIG. 6 is a schematic view of the drying apparatus;
FIG. 7 is a schematic view of a positioning rod;
FIG. 8 is a schematic view of the recovery apparatus;
fig. 9 is a schematic view of the installation of the kick-out impeller.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
A centrifugal heavy metal contaminated soil purification system, as shown in figures 1, 2 and 3, comprising a cleaning device 1; the cleaning device 1 comprises a frame body 11, a motor head 12, a liquid collecting cavity 13 and a cover body 15; the frame body 11 comprises an operating table 111, a first support 112 and a second support 113; the motor head 12 is connected to the first support 112; the liquid collecting cavity 13 is correspondingly arranged between the first support 112 and the second support 113; the cover body 15 is correspondingly arranged in the liquid collecting cavity 13; a soil sample is contained in the cover body 15; water outlet holes 151 are uniformly formed in the wall surface of the cover body 15; the power output end of the motor head 12 is connected with the corresponding end of the cover body 15 to drive the cover body 15 to rotate in the liquid collecting cavity 13;
the liquid collection chamber 13 comprises an upper chamber 131 and a lower chamber 132; the lower chamber 132 is connected to the operation table 111; the upper chamber 131 is arranged above the lower chamber 132 and correspondingly buckled with the lower chamber 132; a first delivery pipe 133 is connected to the upper chamber 131; the first delivery pipe 133 is communicated with the inner space of the liquid collecting cavity 13; one end of the first delivery pipe 133 far away from the upper chamber 131 is communicated and butted with the liquid medicine storage chamber; the bottom of the lower chamber 132 is provided with a liquid leakage hole 134; a lead-in hole 114 is arranged on the operating platform 111 in a penetrating manner; the lead hole 114 is matched and connected with the leakage hole 134; in the production process, firstly, a soil sample is filled in the cover body 15, then the cover body 15 is connected with the motor head 12, and finally the upper chamber 131 is closed; the chemical in the chemical storage chamber flows out through the first delivery pipe 133 and is accumulated in the liquid collection chamber 13; when the motor head 121 drives the cover body 15 to rotate at a low speed (below 120 r/min), a soil sample inside the cover body 15 is soaked in the medicament in the liquid collecting cavity 13 to be wetted, then the motor head 121 drives the cover body 15 to rotate at a high speed (above 120 r/min), a valve at the liquid leakage hole 134 is opened, and the liquid medicine remaining in the liquid collecting cavity 13 and the reacted liquid medicine separated from the inside of the cover body 15 through centrifugation flow into the lead-in hole 114 from the liquid leakage hole 134 together and are finally collected as waste liquid in a centralized manner to be used for subsequent sewage treatment.
As shown in fig. 3 and fig. 4, a plurality of rails 152 are arranged on the inner wall of the cover body 15 at intervals; a first elastic body 153 and a second elastic body 154 are respectively arranged at two ends of the rail 152 along the length direction of the rail; a shifting sheet 155 is connected between the first elastic body 153 and the second elastic body 154; one end of the poking piece 155 away from the rail 152 extends towards the center of the cover body 15; the length direction of the rail 152 is consistent with the rotating path direction of the inner wall of the cover body 15; the different rails 152 are distributed in a staggered manner in the direction of the rotation axis of the cover 15; adjusting the motor head 12 to change the rotating speed and correspondingly driving the shifting sheet 155 in each track 152 to reciprocate; during the rotation of the cover body 15, the wetted soil sample attached to the inner wall of the cover body 15 can be peeled and broken up by the elastic reciprocating movement of the poking piece 155, so that the distribution uniformity of the soil sample in the cover body 15 is enhanced, and the samples at all positions are fully infiltrated and mixed with the liquid medicine.
As shown in fig. 1, a second delivery pipe 135 is further connected to the surface of the upper chamber 131; the second delivery pipe 135 is communicated with the inner space of the liquid collecting cavity 13; one end of the second delivery pipe 135 far away from the upper chamber 131 is communicated and butted with the air purification device 5; as shown in fig. 5, the air purification device 5 includes a dehumidifying chamber 51, a photolysis chamber 52 and a combustion chamber 53 which are connected in series; the moisture removing chamber 51 is filled with a water absorbing material 511, and specifically, allochroic silica gel and the like can be adopted; the photolysis chamber 52 is in a mosquito-repellent incense type transparent coil structure; a protective shell 521 is covered around the photolysis chamber 52; an ultraviolet lamp tube 522 is arranged on the inner side of the protective shell 521; the inlet end of the combustion chamber 53 is provided with a fuel nozzle 531 and a lighter 532; the outlet end of the combustion chamber 53 is in communication with the external environment; the arrows in the figure show the flow direction of the gas; the humid gas is firstly dried in the dehumidifying chamber 51, then is fully covered by ultraviolet rays when flowing through the photolysis chamber 52, part of harmful gas is decomposed, and then is completely converted into harmless gas and water vapor through combustion to be discharged into the atmosphere; the coil structure of the photolysis chamber 52 is designed to increase the residence time of the gas in the photolysis chamber 52 as much as possible while controlling the overall volume of the air purification apparatus, so that relatively better decomposition effect can be obtained.
As shown in fig. 1, a drying device 2 is disposed on the operation table 111; as shown in fig. 6, the drying device 2 is located on a side of the second support 113 away from the housing 15; the drying device 2 includes a first air chamber 21 and a second air chamber 22; the first air chamber 21 is arranged around the second air chamber 22; the second air chamber 22 is correspondingly communicated with the interior of the cover body 15; a first flow through hole 221 is formed in the side wall of the second air chamber 22; the first flow through hole 221 communicates the first air chamber 21 and the second air chamber 22 with each other; a first fan 23 is arranged on one side of the first air chamber 21 far away from the first flow through hole 221; the first fan 23 drives the outside air into the drying device 2; a heating rod 24 is arranged on an airflow path between the air outlet of the first fan 23 and the circulation hole 221; the heating rod 24 is inserted into the wall surface of the first air chamber 21, and the heating end extends into the first air chamber 21; the arrows in the figure represent the airflow flow paths; after being heated by the heating rod 24, the air flow from the first fan 23 enters the second air chamber 22 from the first through hole 221 and then flows into the cover body 15, so that the soil sample in the cover body after the liquid medicine reaction can be dried by hot air; the side panel facing the viewer side is removed for clarity of internal structural presentation.
As shown in fig. 6 and 7, the second air chamber 22 has a hollow cylindrical structure; a positioning rod 25 is inserted into the second air chamber 22; a third air chamber 251 is arranged in the positioning rod 25 in a penetrating manner along the length direction of the positioning rod; the side wall of the positioning rod 25 is provided with a second through hole 252; the second flow hole 252 corresponds to the first flow hole 221 in position and connects the first air chamber 21 and the third air chamber 251 to each other; one end of the positioning rod 25 close to the cover body 15 is in nested fit with the end face of the cover body 15; a first wear-resistant ring 253 is annularly sleeved on the part, in contact with the cover body 15, of the positioning rod 25; the air flow heated by the heating rod 24 sequentially passes through the first flow through hole 221 and the second flow through hole 252, flows into the third air chamber 251, and finally enters the cover body 15; in addition, the first wear-resistant ring 253 is made of a ceramic material, so that the defect that the rotary friction is not changed for a long time can be kept under the condition of keeping the nested and attached state.
As shown in fig. 8 and fig. 9, the first air chamber 21 is further communicated with a recovery device 6; the recovery device 6 comprises a feeding cavity 61, a storage cavity 62 and a second fan 63; the feeding cavity 61 and the first air chamber 21 are communicated and connected with a third conveying pipe 64; the second fan 63 is arranged on one side of the feeding cavity 61 far away from the third conveying pipe 64; the bottom of the material storage cavity 62 is provided with a material outlet 621; a material poking impeller 622 is rotatably arranged at the discharge hole 621; the edge of the rotating track of the material poking impeller 622 is in tangential fit with the discharge hole 621; rotating the material stirring impeller 622 to drive the material in the material storage cavity 62 to be transferred to the outside of the material storage cavity 62; the material falling paths of the plurality of material storage cavities 62 are correspondingly intersected with the air supply path of the second fan 63; the material in the storage cavity 62 is a fertilizer additive;
the arrow in fig. 8 indicates the blowing direction of the airflow of the second fan 63, and as shown in fig. 9, when the material stirring impeller 622 rotates, the material inside the material storage chamber 62 is continuously taken out, and the rotating speeds of the material stirring impellers 622 on different material discharge chambers 62 are controlled, so that the materials with different proportions can be mixed; these can be powder of nitrogenous fertilizer, phosphate fertilizer and other nutrient components.
As shown in fig. 1, the second support 113 is in sliding fit with the operating platform 111 through a sliding rail structure, and the sliding direction is consistent with the length direction of the cover body 15, so that the liquid collecting cavity 13 and the cover body 15 with different specifications can be adapted, and the working condition adaptability of the purification system is enhanced; a first limiting hole 101 is arranged on the first support 112 in a penetrating manner; a second limiting hole 102 is arranged on the second support 113 in a penetrating manner; a second wear-resistant ring 157 and a third wear-resistant ring 158 are respectively arranged outside two ends of the cover body 15; the second wear-resisting ring 157 is in relative sliding fit with the inner side of the first limiting hole 101; the third wear-resistant ring 158 is in sliding fit with the inner side of the second limiting hole 102 relatively, so that the stability of the cover body 15 during rotary motion is enhanced, the vibration of the power output end of the motor head is reduced, and the service life of the equipment is prolonged.
The casing 15 comprises a first half-cylinder 17 and a second half-cylinder 18; the open end of the first half cylinder 17 is detachably connected with the open end of the second half cylinder 18, and the connection mode of matching a flange structure and a bolt is shown in the figure; the connecting position of the first half cylinder 17 and the second half cylinder 18 is located at the middle section position in the length direction of the cover body 15, so that the cover body 15 can be rapidly disassembled and assembled when soil samples need to be filled or poured, and the improvement of the whole operation efficiency is facilitated.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.
Claims (8)
1. The utility model provides a centrifugal heavy metal contaminated soil clean system which characterized in that: comprising a cleaning device (1); the cleaning device (1) comprises a frame body (11), a motor head (12), a liquid collecting cavity (13) and a cover body (15); the frame body (11) comprises an operating table (111), a first support (112) and a second support (113); the motor head (12) is connected and arranged on the first support (112); the liquid collecting cavity (13) is correspondingly arranged between the first support (112) and the second support (113); the cover body (15) is correspondingly arranged in the liquid collecting cavity (13); a soil sample is contained in the cover body (15); water outlet holes (151) are uniformly formed in the wall surface of the cover body (15); the power output end of the motor head (12) is connected with the corresponding end of the cover body (15) to drive the cover body (15) to rotate in the liquid collecting cavity (13);
the liquid collection chamber (13) comprises an upper chamber (131) and a lower chamber (132); the lower chamber (132) is connected with the operation table (111); the upper chamber (131) is arranged above the lower chamber (132) and correspondingly buckled with the lower chamber (132); the upper chamber (131) is connected with a first conveying pipe (133); the first conveying pipe (133) is communicated with the inner space of the liquid collecting cavity (13); one end of the first delivery pipe (133) far away from the upper chamber (131) is communicated and butted with the liquid medicine storage chamber; the bottom of the lower cavity (132) is provided with a liquid leakage hole (134); a lead-in hole (114) is arranged on the operating platform (111) in a penetrating manner; the lead-in hole (114) is matched and connected with the liquid leakage hole (134).
2. The centrifugal heavy metal contaminated soil purification system of claim 1, wherein: a plurality of rails (152) are arranged on the inner wall of the cover body (15) at intervals; a first elastic body (153) and a second elastic body (154) are respectively arranged at two ends of the rail (152) along the length direction of the rail; a shifting sheet (155) is connected between the first elastic body (153) and the second elastic body (154); one end of the poking sheet (155) far away from the rail (152) extends to the center of the cover body (15); the length direction of the track (152) is consistent with the direction of a rotating path of the inner wall of the cover body (15); the different tracks (152) are distributed in a staggered way in the rotating shaft direction of the cover body (15); the motor head (12) is adjusted to change the rotating speed, and the poking pieces (155) in the tracks (152) are correspondingly driven to reciprocate.
3. The centrifugal heavy metal contaminated soil purification system of claim 1, wherein: the surface of the upper chamber (131) is also provided with a second conveying pipe (135) in a connecting way; the second conveying pipe (135) is communicated with the inner space of the liquid collecting cavity (13); one end of the second conveying pipe (135) far away from the upper chamber (131) is communicated and butted with an air purification device (5); the air purification device (5) comprises a moisture removal chamber (51), a photolysis chamber (52) and a combustion chamber (53) which are communicated and connected in sequence; the moisture removing chamber (51) is filled with water absorbing materials; the photolysis chamber (52) is in a mosquito-repellent incense type transparent coil structure; a protective shell (521) is covered around the photolysis chamber (52); an ultraviolet lamp tube (522) is arranged on the inner side of the protective shell (521); the inlet end of the combustion chamber (53) is provided with a fuel nozzle (531) and a lighter (532); the outlet end of the combustion chamber (53) is in communication with the external environment.
4. The centrifugal heavy metal contaminated soil purification system according to any one of claims 1-3, wherein: a drying device (2) is arranged on the operating platform (111); the drying device (2) is positioned on one side of the second support (113) far away from the cover body (15); the drying device (2) comprises a first air chamber (21) and a second air chamber (22); the first air chamber (21) is arranged around the second air chamber (22); the second air chamber (22) is correspondingly communicated with the interior of the cover body (15); a first flow through hole (221) is formed in the side wall of the second air chamber (22); the first flow through hole (221) communicates the first air chamber (21) and the second air chamber (22) with each other; a first fan (23) is arranged on one side of the first air chamber (21) far away from the first flow through hole (221); the first fan (23) drives outside air to enter the drying device (2); a heating rod (24) is arranged on an airflow path between the air outlet of the first fan (23) and the circulation hole (221); the heating rod (24) is embedded in the wall surface of the first air chamber (21), and the heating end extends into the first air chamber (21).
5. The centrifugal heavy metal contaminated soil purification system of claim 4, wherein: the second air chamber (22) is of a hollow cylindrical structure; a positioning rod (25) is inserted into the second air chamber (22); a third air chamber (251) is arranged in the positioning rod (25) in a penetrating manner along the length direction of the positioning rod; a second flow through hole (252) is formed in the side wall of the positioning rod (25); the second flow through hole (252) corresponds to the first flow through hole (221) in position and communicates the first air chamber (21) and the third air chamber (251) with each other; one end of the positioning rod (25) close to the cover body (15) is in nested fit with the end face of the cover body (15); the first wear-resistant ring (253) is sleeved on the part, in contact with the cover body (15), of the positioning rod (25) in the annular direction.
6. The centrifugal heavy metal contaminated soil purification system of claim 5, wherein: the first air chamber (21) is also communicated with a recovery device (6); the recovery device (6) comprises a feeding cavity (61), a storage cavity (62) and a second fan (63); the feeding cavity (61) and the first air chamber (21) are communicated and connected with a third conveying pipe (64); the second fan (63) is arranged on one side, far away from the third conveying pipe (64), of the feeding cavity (61); a discharge hole (621) is formed in the bottom of the material storage cavity (62); a material poking impeller (622) is rotatably arranged at the discharge hole (621); the edge of the rotating track of the material poking impeller (622) is in tangential fit with the discharge hole (621); rotating the material stirring impeller (622) to drive the materials in the material storage cavity (62) to be transferred to the outside of the material storage cavity (62); the material falling paths of the material storage cavities (62) are correspondingly intersected with the air supply path of the second fan (63); the materials in the storage cavity (62) are fertilizer additives.
7. The centrifugal heavy metal contaminated soil purification system of claim 1, wherein: the second support (113) is in sliding fit with the operating platform (111), and the sliding direction of the second support is consistent with the length direction of the cover body (15); a first limiting hole (101) is arranged on the first support (112) in a penetrating manner; a second limiting hole (102) is arranged on the second support (113) in a penetrating manner; a second wear-resistant ring (157) and a third wear-resistant ring (158) are respectively arranged outside two ends of the cover body (15); the second wear-resisting ring (157) is in relative sliding fit with the inner side of the first limiting hole (101); the third wear-resisting ring (158) is in relative sliding fit with the inner side of the second limiting hole (102).
8. The centrifugal heavy metal contaminated soil purification system of claim 1, wherein: the cover body (15) comprises a first half cylinder (17) and a second half cylinder (18); the open end of the first half cylinder (17) is detachably connected with the open end of the second half cylinder (18); the connecting position of the first half cylinder (17) and the second half cylinder (18) is positioned at the middle section of the cover body (15) in the length direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN111872098B (en) | 2022-04-01 |
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