CN111495953A - Pretreatment equipment for ectopic leaching of petroleum-polluted gravel-containing soil - Google Patents
Pretreatment equipment for ectopic leaching of petroleum-polluted gravel-containing soil Download PDFInfo
- Publication number
- CN111495953A CN111495953A CN202010342432.6A CN202010342432A CN111495953A CN 111495953 A CN111495953 A CN 111495953A CN 202010342432 A CN202010342432 A CN 202010342432A CN 111495953 A CN111495953 A CN 111495953A
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- pretreatment device
- fixedly connected
- oil
- rod
- wheel
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/14—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of contaminated soil, e.g. by oil
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2201/00—Codes relating to disintegrating devices adapted for specific materials
- B02C2201/06—Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses pretreatment equipment before ex-situ leaching of oil-polluted gravel-containing soil, which comprises a shell, wherein a pressure stabilizing block is arranged on the upper surface of the shell in an inserting manner, a mercury box is arranged at the bottom of the pressure stabilizing block, a gas box is fixedly connected to the side surface of the shell, the bottom of a bearing rod is rotatably connected with two sections of rods, the side surfaces of the two sections of rods are meshed and connected with a conveying pipe, a conveying wheel is rotatably connected inside the conveying pipe, a ratchet wheel is rotatably connected to the right side of the conveying wheel, a pressure rod is fixedly connected to one side, opposite to the two extrusion blocks, of the two extrusion blocks, an extrusion rod is arranged on the surface of the pressure rod, a piezoelectric body is arranged between the two extrusion rods, a discharge wire is fixedly connected to the top of the piezoelectric body, the pretreatment equipment before ex-situ leaching of the oil-polluted gravel-containing soil is used by matching a crushing wheel and the gas box, so that the, and the effect of no shutdown is required.
Description
Technical Field
The invention relates to the technical field of soil remediation, in particular to pretreatment equipment for ectopic leaching of petroleum-polluted gravel-containing soil.
Background
The heterotopic soil leaching is to excavate polluted soil, remove oversized components through screening, divide the soil into coarse material and fine material, then use an eluent to clean and remove pollutants, then process the leachate containing the pollutants, and backfill or transport the clean soil to other places, the core of the technical operation is to mechanically suspend soil particles through a hydraulics mode, and the lowest limit of the size of the soil particles is 9.5 mm.
In the processes of oil exploitation, transportation, loading and unloading, processing and use, because of pollution caused by leakage and oil discharge, polluted soil is difficult to restore through natural degradation and is extremely harmful, therefore, the polluted soil needs to be treated through an ectopic soil leaching technology, the soil needs to be smashed into fragments with a certain volume before leaching, and large-volume gravels in the soil need to be removed, because the oil has extremely strong corrosivity to metals, the existing equipment needs to be comprehensively cleaned after working for a period of time, so that the normal operation of the equipment is ensured, but the soil restoring process is interrupted, and the soil restoring efficiency is reduced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides pretreatment equipment before ex-situ leaching of oil-polluted gravel-containing soil, which has the advantages of preventing the equipment from being corroded in the soil smashing process, avoiding shutdown and the like, and solves the problem that the existing equipment needs to be shut down and cleaned completely after working for a period of time.
(II) technical scheme
In order to realize the purposes of preventing equipment from being corroded in the soil smashing process and avoiding shutdown, the invention provides the following technical scheme: the pretreatment equipment comprises a shell, wherein a pressure stabilizing block is arranged on the upper surface of the shell in an inserting mode, a mercury box is arranged at the bottom of the pressure stabilizing block, a gas box is fixedly connected to the side surface of the shell, an extrusion block is connected to the inside of the gas box in a sliding mode, a communicating pipe is fixedly connected to one side, opposite to the two extrusion blocks, of the two communicating pipes, a bearing rod is fixedly connected to one side, opposite to the two communicating pipes, of the bearing rod, a compression spring is fixedly connected to one side, close to the communicating pipe, of the bearing rod, a crushing wheel is rotatably connected to one side, far away from the communicating pipe, a magnetic rod is arranged inside the crushing wheel, a limiting spring is fixedly connected to the side surface of the magnetic rod, an air discharging block is fixedly connected to one side, far away from the magnetic rod, of the limiting spring is connected to the bottom of the bearing rod in, the conveying pipe is characterized in that a conveying wheel is rotatably connected inside the conveying pipe, a ratchet wheel is rotatably connected to the right side of the conveying wheel, ratchet rods are meshed and connected to the two sides of the ratchet wheel, one end, far away from the ratchet wheel, of each ratchet rod is fixedly connected with an air pressure block, two pressure rods are fixedly connected to the opposite sides of the two extrusion blocks, extrusion rods are arranged on the surfaces of the pressure rods, a piezoelectric body is arranged between the two extrusion rods, and a discharge wire is fixedly connected to the tops of the piezoelectric bodies.
Preferably, the gas tank is communicated with the gas pipeline to keep the internal pressure of the gas tank stable.
Preferably, a check valve is arranged inside the adapting pipe.
Preferably, the side surface of the conveying pipe is provided with a through hole for removing soil in the conveying pipe.
Preferably, the crushing wheel is internally provided with air holes.
Preferably, a through hole is formed in the side surface of the extrusion block.
Preferably, the side surface of the two-section rod is provided with longitudinal teeth.
Preferably, the lateral surface of the conveying pipe is provided with transverse teeth.
(III) advantageous effects
Compared with the prior art, the invention provides the pretreatment equipment for the ectopic leaching of the petroleum-polluted gravel-containing soil, which has the following beneficial effects:
1. the pretreatment equipment before ex-situ leaching of the soil polluted by the petroleum and containing gravel is used by matching the crushing wheel with the gas tank, when the treatment is carried out, the soil polluted by the petroleum is poured into the shell, the motor is started, the crushing wheel starts to rotate, because the polluted soil has a wet part, the petroleum can be attached to the surface of the crushing wheel in the crushing process and continuously accumulates, the soil is continuously crushed into fragments with a certain volume and falls downwards, the crushing wheel is extruded towards two sides when the sand with larger volume appears, the gas is introduced into the shell through the carrying pipe and the communicating pipe, the gas is ignited through the piezoelectric body, the internal temperature of the shell is improved, and finally the petroleum attached to the surface of the crushing wheel is ignited, so that the petroleum attached to the inside of the equipment is eliminated in the process, the acidic substances in the shell are heated and reduced, and the equipment is prevented from being corroded in the soil crushing process, and the effect of no shutdown is required.
2. This preprocessing equipment before oil pollution contains gravel soil dystopy drip washing, use through the cooperation of transport pipe and transport wheel, in the in-process that the takeover removed, two sections poles are extrudeed downwards, with transport pipe meshing rotation, make transport pipe take place to rotate, lead to transport pipe opening from downwards becoming upwards, consequently, the sand grain that falls enters into in the opening of transport pipe, the high atmospheric pressure that produces owing to the burning of oil extrudees the atmospheric pressure piece in addition, make the ratchet rotate for the ratchet, make the ratchet take place anticlockwise rotation, the ratchet drives the transport wheel and takes place anticlockwise rotation, along with the rotation of transport wheel, the gravel is transported rightwards in the transport pipe, and the soil that gets into the transport pipe is extruded by the through-hole that the transport wheel was seted up from the transport pipe side, thereby reached the effect of rejecting bigger sand grain in the soil.
Drawings
FIG. 1 is a general cross-sectional view of the structure of the present invention;
FIG. 2 is an enlarged view of the internal mechanism of the crushing wheel according to the present invention;
FIG. 3 is an enlarged view of the connection mechanism of the structure and the communicating pipe according to the present invention;
FIG. 4 is a schematic view of the mechanism for generating electric sparks according to the present invention;
FIG. 5 is a cross-sectional view of a transport tube according to the present invention;
FIG. 6 is a cross-sectional view of the mechanism of the present invention in connection with a ratchet.
In the figure: 1. the device comprises a shell, 2, a pressure stabilizing block, 3, a mercury box, 4, a gas box, 5, an extrusion block, 6, a communicating pipe, 7, a bearing pipe, 8, a compression spring, 9, a two-section rod, 10, a conveying pipe, 11, a crushing wheel, 12, a limiting spring, 13, an air release block, 14, a magnetic rod, 15, a pressure rod, 16, an air pressure block, 17, an extrusion rod, 18, a piezoelectric body, 19, a discharge wire, 20, a conveying wheel, 21, a ratchet wheel, 22 and a ratchet rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, a pretreatment device before ex-situ leaching of oil-contaminated gravel-containing soil comprises a shell 1, wherein the shell 1 is made of stainless steel, so that the device can be effectively prevented from being corroded, the service life of the device is greatly prolonged, the production cost is reduced, and the pretreatment device has an indispensable effect on enterprises, a pressure stabilizing block 2 is inserted into the upper surface of the shell 1, a mercury box 3 is arranged at the bottom of the pressure stabilizing block 2, a gas box 4 is fixedly connected to the side surface of the shell 1, the gas box 4 is communicated with a gas pipeline to keep the internal pressure of the gas box 4 stable, an extrusion block 5 is slidably connected to the inside of the gas box 4, a through hole is formed in the side surface of the extrusion block 5, a communicating pipe 6 is fixedly connected to one side of the two extrusion blocks 5, a receiving rod 7 is fixedly connected to one side of the two communicating pipes 6, a one-way valve is arranged inside the receiving pipe 7, a compression spring 8, one side of the bearing rod 7, which is far away from the communicating pipe 6, is rotatably connected with a crushing wheel 11, an air hole is formed in the crushing wheel 11, a magnetic rod 14 is arranged in the crushing wheel 11, a limiting spring 12 is fixedly connected to the side of the magnetic rod 14, an air release block 13 is fixedly connected to one side of the limiting spring 12, which is far away from the magnetic rod 14, the bottom of the bearing rod 7 is rotatably connected with a two-section rod 9, longitudinal teeth are arranged on the side of the two-section rod 9, a conveying pipe 10 is meshed and connected to the side of the two-section rod 9, the conveying pipe 10 is made of stainless steel, the corrosion of equipment can be effectively prevented, the service life of the equipment is greatly prolonged, the production cost is reduced, an indispensable effect on an enterprise is achieved, transverse teeth are arranged on the side of the conveying pipe 10, a through hole is formed in the side of the conveying pipe 10, a conveying wheel 20 is rotatably connected, ratchet bars 22 are engaged and connected to two sides of the ratchet wheel 21, one end of each ratchet bar 22, which is far away from the ratchet wheel 21, is fixedly connected with an air pressure block 16, a pressure rod 15 is fixedly connected to one side, which is opposite to the two extrusion blocks 5, of each extrusion block, an extrusion rod 17 is arranged on the surface of each pressure rod 15, a piezoelectric body 18 is arranged between the two extrusion rods 17, and a discharge wire 19 is fixedly connected to the top of each piezoelectric body 18.
When the soil contaminated by oil is poured into the housing 1 and the motor is started, the crushing wheel 11 starts to rotate, and oil adheres to the surface of the crushing wheel 11 and accumulates continuously during the crushing process because of the wet part in the contaminated soil, and the soil is crushed into fragments with a certain volume and falls downwards.
When the sand grains with large volume in the soil appear, the crushing wheel 11 cannot be crushed and is extruded towards two sides by the sand grains, so that the bearing pipe 7 extrudes the compression spring 8, the communicating pipe 6 can drive the extrusion block 5 to compress the gas inside the gas box 4 along with the compression block, the gas enters the communicating pipe 6 along the through hole formed in the side face of the extrusion block 5 and then enters the bearing pipe 7, finally the gas is blocked by the air bleeding block 13 through the one-way valve inside the bearing pipe 7, the air pressure of the gas inside the bearing pipe 7 is gradually increased, the air bleeding block 13 is continuously extruded to move leftwards, the limiting spring 12 is continuously compressed, when the distance between the air bleeding block 13 and the magnetic rod 14 reaches a suction point, under the action of magnetic force, the air bleeding block 13 moves leftwards quickly, the air hole formed in the crushing wheel 11 leaks, and a large amount of gas escapes to the inside the shell 1 along the air.
Meanwhile, the pressure rod 15 moves to enable the extrusion rod 17 to extrude the piezoelectric body 18, so that electric sparks occur between the discharge wires 19, the electric sparks ignite fuel gas dissipated inside the shell 1, the temperature inside the shell 1 is rapidly increased to reach an oil ignition point, the oil is attached to the surface of the crushing wheel 11, so that the attached oil can be ignited, the oil is continuously combusted inside the shell 1, a large amount of heat energy dries the inside of the shell 1 and eliminates acidic substances, and the oil attached to the surface of the crushing wheel 11 is completely combusted, so that the inside of the shell 1 is effectively prevented from being corroded, and equipment does not need to be stopped.
In addition, in the process of petroleum combustion, due to continuous entering and leaving of soil, oxygen in the shell 1 is insufficient, but the mercury tank 3 is heated, so that mercury in the mercury tank expands, the expanded mercury jacks up the pressure stabilizing block 2, an air inlet formed in the surface of the shell 1 is opened, oxygen enters, and the petroleum combustion condition is met.
Based on the above expression, the effect that the equipment is prevented from being corroded in the soil smashing process and the machine does not need to be stopped is achieved.
In the moving process of the bearing pipe 7, the two-section rod 9 is pressed downwards and meshed with the conveying pipe 10 to rotate the conveying pipe 10, so that the opening of the conveying pipe 10 is changed from downwards to upwards, and therefore, the falling sand enters the opening of the conveying pipe 10, in addition, the high air pressure generated by the combustion of petroleum extrudes the air pressure block 16, the ratchet rod 22 rotates relative to the ratchet wheel 21, the ratchet wheel 21 rotates anticlockwise, the ratchet wheel 21 drives the conveying wheel 20 to rotate anticlockwise, along with the rotation of the conveying wheel 20, the sand and gravel are conveyed rightwards in the conveying pipe 10, and the soil entering the conveying pipe 10 is extruded by the conveying wheel 20 from the through hole formed in the side surface of the conveying pipe 10, so that the effect of removing the larger sand in the soil is achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a pretreatment equipment before oil pollution contains grit soil dystopy drip washing, includes casing (1), its characterized in that: the gas burner is characterized in that a pressure stabilizing block (2) is arranged on the upper surface of the shell (1) in an inserting mode, a mercury box (3) is arranged at the bottom of the pressure stabilizing block (2), a gas box (4) is fixedly connected to the side surface of the shell (1), an extrusion block (5) is connected to the inside of the gas box (4) in a sliding mode, a communicating pipe (6) is fixedly connected to one side, opposite to the two extrusion blocks (5), of the two communicating pipes (6), a bearing rod (7) is fixedly connected to one side, close to the communicating pipe (6), of the bearing rod (7), a compression spring (8) is fixedly connected to one side, far away from the communicating pipe (6), of the bearing rod (7), a crushing wheel (11) is rotatably connected to one side, a magnetic rod (14) is arranged inside the crushing wheel (11), a limiting spring (12) is fixedly connected to the side surface of the magnetic rod (14), and a gas releasing block (, the bottom of the bearing rod (7) is rotatably connected with a two-section rod (9), the side surface of the two-section rod (16) is meshed with a conveying pipe (10), the inside of the conveying pipe (10) is rotatably connected with a conveying wheel (20), the right side of the conveying wheel (20) is rotatably connected with a ratchet wheel (21), two sides of the ratchet wheel (21) are meshed with ratchet rods (22), one end of each ratchet rod (22) far away from the ratchet wheel (21) is fixedly connected with an air pressure block (16), two opposite sides of each extrusion block (5) are fixedly connected with pressure rods (15), the surfaces of the pressure rods (15) are provided with extrusion rods (17), two piezoelectric bodies (18) are arranged between the extrusion rods (17), and the tops of the piezoelectric bodies (18) are fixedly connected with discharge wires (19).
2. The ex-situ leaching pretreatment device for the oil-contaminated gravel-containing soil according to claim 1, wherein the pretreatment device comprises: the gas tank (4) is communicated with a gas pipeline.
3. The ex-situ leaching pretreatment device for the oil-contaminated gravel-containing soil according to claim 1, wherein the pretreatment device comprises: the inside of the adapting pipe (7) is provided with a one-way valve.
4. The ex-situ leaching pretreatment device for the oil-contaminated gravel-containing soil according to claim 1, wherein the pretreatment device comprises: the side surface of the conveying pipe (10) is provided with a through hole.
5. The ex-situ leaching pretreatment device for the oil-contaminated gravel-containing soil according to claim 1, wherein the pretreatment device comprises: the crushing wheel (11) is internally provided with air holes.
6. The ex-situ leaching pretreatment device for the oil-contaminated gravel-containing soil according to claim 1, wherein the pretreatment device comprises: and a through hole is formed in the side surface of the extrusion block (5).
7. The ex-situ leaching pretreatment device for the oil-contaminated gravel-containing soil according to claim 1, wherein the pretreatment device comprises: longitudinal teeth are arranged on the side surfaces of the two-section rod (9).
8. The ex-situ leaching pretreatment device for the oil-contaminated gravel-containing soil according to claim 1, wherein the pretreatment device comprises: the lateral surface of the conveying pipe (10) is provided with transverse teeth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010342432.6A CN111495953A (en) | 2020-04-27 | 2020-04-27 | Pretreatment equipment for ectopic leaching of petroleum-polluted gravel-containing soil |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010342432.6A CN111495953A (en) | 2020-04-27 | 2020-04-27 | Pretreatment equipment for ectopic leaching of petroleum-polluted gravel-containing soil |
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| CN111495953A true CN111495953A (en) | 2020-08-07 |
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| CN202010342432.6A Withdrawn CN111495953A (en) | 2020-04-27 | 2020-04-27 | Pretreatment equipment for ectopic leaching of petroleum-polluted gravel-containing soil |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112122329A (en) * | 2020-08-29 | 2020-12-25 | 吕超 | Neutralization and regeneration device for soil polluted by over-standard pH value |
| CN112973857A (en) * | 2021-02-22 | 2021-06-18 | 李春林 | Post-energy-saving environment-friendly treatment equipment for architectural design model |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112122329A (en) * | 2020-08-29 | 2020-12-25 | 吕超 | Neutralization and regeneration device for soil polluted by over-standard pH value |
| CN112973857A (en) * | 2021-02-22 | 2021-06-18 | 李春林 | Post-energy-saving environment-friendly treatment equipment for architectural design model |
| CN112973857B (en) * | 2021-02-22 | 2024-01-16 | 湖南雅园科技有限公司 | Energy-saving and environment-friendly treatment equipment for building design model after use |
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Application publication date: 20200807 |
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