CN109539288B

CN109539288B - Device and method for repairing petroleum-polluted saline-alkali soil

Info

Publication number: CN109539288B
Application number: CN201811347153.8A
Authority: CN
Inventors: 申圆圆; 刘田田; 王雪梅; 王佩怡; 张彪
Original assignee: Xian Unversity of Arts and Science
Current assignee: Xian Unversity of Arts and Science
Priority date: 2018-11-13
Filing date: 2018-11-13
Publication date: 2020-09-11
Anticipated expiration: 2038-11-13
Also published as: CN109539288A

Abstract

The invention discloses a device and a method for restoring petroleum-polluted saline-alkali soil, which comprise support legs, a main plate body, a combustion tank, a stepping motor, a first telescopic rod, a pull rod, a locking rod, a combustion tank, an air blower and a leaning cylinder, wherein the main plate body is of a rectangular plate-shaped structure, a plate opening is formed in the main plate body, the support legs are welded to the lower surface of the main plate body, universal wheels are fixed to the lower ends of the support legs through threads, the air blower is installed on the upper surface of the main plate body through bolts, the combustion tank is welded and fixed to the surface of the main plate body right above the plate opening, a lower opening is formed in the bottom of the combustion tank, the air blower is communicated with the bottom of the combustion tank through pipelines, the combustion tank is connected with two pipelines, the other pipeline of the combustion tank is connected. According to the device and the method for repairing the oil-polluted saline-alkali soil, the oil components in the saline-alkali soil are removed in a firing mode, the soil residues are convenient to treat, the combustion efficiency of introduced air is high, and the device and the method are suitable for being generally popularized and used.

Description

Device and method for repairing petroleum-polluted saline-alkali soil

Technical Field

The invention belongs to the technical field of soil remediation, and particularly relates to a remediation device and a remediation method for petroleum-polluted saline-alkali soil.

Background

The petroleum pollution refers to pollution caused by petroleum leakage and discharge in the processes of petroleum exploitation, transportation, loading and unloading, processing and use, the petroleum is a complex compound mainly composed of hydrocarbon compounds, the composition of the complex compound is complex, and the complex compound contains teratogenic, carcinogenic and mutagenic substances, such as halogenated hydrocarbons, benzene series, aniline, phenanthrene, benzopyrene and the like, soil is used as an important environmental foundation for human beings to live on, the soil safety is related to human food safety, once the petroleum enters the soil, the soil property can be changed to cause serious pollution, serious harm can be caused to human health and ecological environment, the long time is needed for purifying the petroleum-polluted soil by using microorganisms, and the plant restoration method is not suitable for purifying the petroleum pollution in saline-alkali zones.

Disclosure of Invention

The invention aims to provide a device and a method for restoring petroleum-polluted saline-alkali soil, which aim to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the device comprises support legs, a main plate body, a fuel tank, a stepping motor, a first telescopic rod, a pull rod, a locking rod, a fuel tank, an air blower and a leaning cylinder, wherein the main plate body is of a rectangular plate-shaped structure, a plate opening is formed in the main plate body, the support legs are welded on the lower surface of the main plate body, universal wheels are fixed at the lower ends of the support legs through threads, the air blower is installed on the upper surface of the main plate body through bolts, the fuel tank is welded and fixed on the surface of the main plate body right above the plate opening, a lower opening is formed in the bottom of the fuel tank, the air blower is communicated with the bottom of the fuel tank through pipelines, the fuel tank is connected with two pipelines, another pipeline of the fuel tank is connected with a fuel gas source, a fuel gas valve is installed on the pipeline connected with fuel gas, the two pipelines are both led to the space between the inner side of the outer wall and the outer, the output shaft of the stepping motor is fixedly connected with the bottom of the first telescopic rod through a coupler, a bearing is sleeved on a non-extending part of the first telescopic rod, a support frame is fixed on a main plate body through a bolt, a sleeve is arranged in the center of the top of the support frame and sleeved outside the bearing, the top end of the extending part of the first telescopic rod is fixedly connected with the lower surface of a top block through threads, the side surface of the top block is fixedly connected with a pull rod through threads, one end of the pull rod, far away from the top block, is fixedly connected with a connecting column through threads, a combustion cylinder is arranged on the main plate body on one side, back to the combustion cylinder, of the first telescopic rod, the combustion cylinder is of a double-layer structure consisting of an outer wall and an inner wall, outer fire-through holes are formed in the inner wall, the outer fire-through holes are distributed in a rectangular array on the inner wall, inner fire-through, the top of the combustion cylinder is welded with a ring plate.

Preferably, the outer part of the combustion pot is sleeved with a ceramic sleeve, and the inner contour of the ceramic sleeve is the same as the outer contour of the combustion pot.

Preferably, the locking lever is rectangular shape platelike structure, and open at the locking lever middle part has the pole hole, the pole hole uses screw thread fixed connection with the spliced pole lower extreme, and the locking lever both ends are inserted and are equipped with the bull stick, the portion that the bull stick stretches out from the locking lever lower surface is overlapped and is equipped with the piece that colludes, collude the piece and be connected with the bull stick rotation, collude the piece and splint formula structure as an organic whole, splint are articulated with the one end of third telescopic link, and the dead lever outside is located to the other pot head of third telescopic link, the dead lever welding is at the.

Preferably, the mainboard body is placed the position welded fastening who fires a section of thick bamboo and is had by a position section of thick bamboo, fire a section of thick bamboo and place by a position section of thick bamboo inside, fire a section of thick bamboo and be cylindrical and the coincidence of axial lead by a position section of thick bamboo profile, the axial lead of first telescopic link and the distance of firing a jar axial lead equal first telescopic link and the distance of firing a section of thick bamboo axial lead, the axial lead of first telescopic link, the axial lead of firing a jar and the axial lead homogeneous perpendicular to mainboard body of a section of thick bamboo of burning, the axial lead of first telescopic link and the distance of firing a jar axial lead equal first telescopic link axial lead and the axial lead distance of spliced pole.

Preferably, the second telescopic link is installed to the mainboard body below, the outside cover of second telescopic link is established and is fixed with the hoop seat, the hoop seat passes through the bolt fastening at mainboard body lower surface, and the extension of second telescopic link is fixed with the elbow pole, elbow pole and shrouding welding, when the second telescopic link stretches out, the shrouding is located the board mouth that the mainboard body was seted up under.

A use method of a device for repairing petroleum-polluted saline-alkali soil comprises the following steps: filling oil-contaminated soil into a combustion cylinder, placing the combustion cylinder in a leaning position cylinder on a main board body, rotating a stepping motor to move a locking rod right above the combustion cylinder, retracting a first telescopic rod to immerse the locking rod into the combustion cylinder, retracting a third telescopic rod at the moment, rotationally moving a hook block to the lower surface of the inner edge of a ring plate, stretching the first telescopic rod to pull up the combustion cylinder, pushing the hook block against the lower surface of the ring plate, moving the combustion cylinder into the combustion cylinder through the stepping motor, stretching the third telescopic rod and the first telescopic rod, leaving the combustion cylinder, introducing natural gas into the combustion cylinder through a pipeline, igniting the natural gas, generating flame in the combustion cylinder, starting an air blower to send air into the combustion cylinder through the pipeline, introducing the flame into the combustion cylinder through an outer fire penetration hole and an inner fire penetration hole, removing oil components in the soil through the flame ignition, and forming a lower-part closed space in the combustion cylinder by a sealing plate, the position of the closing plate is controlled by the second telescopic rod.

The invention has the technical effects and advantages that: this prosthetic devices and prosthetic methods of oil pollution saline and alkaline land soil, the purpose of purifying soil is reached through burning the oil in the flame burning soil in the jar, bilayer structure's jar that fires is favorable to natural gas and the inspiratory air of air-blower to have abundant mixed space and combustion space, higher combustion efficiency has, soil is whole to be settled inside burning a section of thick bamboo, the soil sediment can not be too much get into inside burning a jar, the shrouding retractable discharge burning section of thick bamboo of below simultaneously fires the dry soil that falls out burning a section of thick bamboo in the shrouding, through first telescopic link, pull rod and locking lever remove burning a section of thick bamboo, staff's intensity of labour has been reduced.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the upper side structure of the fuel tank of the present invention;

FIG. 3 is a schematic view of the underside structure of the fuel tank of the present invention;

FIG. 4 is a schematic view of the internal structure of the fuel tank of the present invention;

FIG. 5 is a schematic view of the external structure of the combustion cylinder of the present invention;

FIG. 6 is a schematic view of the internal structure of the combustion cylinder of the present invention;

FIG. 7 is a schematic view of a locking bar structure of the present invention;

FIG. 8 is a schematic view of the underside of the top block of the present invention;

fig. 9 is a schematic view of the structure of the ferrule holder of the present invention.

In the figure: the universal wheel, the supporting legs are 1, the main plate body is 3, the pipeline is 4, the gas valve is 5, the ceramic bushing is 6, the combustion tank is 7, the outer fire hole is 8, the first telescopic rod is 9, the top block is 10, the pull rod is 11, the connecting column is 12, the locking rod is 13, the bearing is 14, the bushing is 15, the supporting frame is 16, the coupler is 17, the stepping motor is 18, the annular plate is 19, the inner fire hole is 20, the combustion cylinder is 21, the leaning cylinder is 22, the second telescopic rod is 23, the hoop seat is 24, the elbow rod is 25, the sealing plate is 26, the lower opening is 27, the plate opening is 28, the inner wall is 29, the outer wall is 30, the rotating rod is 31, the hook block is 32, the clamping plate.

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.

The invention provides a device and a method for repairing petroleum-polluted saline-alkali soil, as shown in figures 1-9, the device comprises support legs 2, a main plate body 3, a fuel tank 7, a stepping motor 18, a first telescopic rod 9, a pull rod 11, a locking rod 13, a fuel tank 21, an air blower 37 and a leaning cylinder 22, wherein the main plate body 3 is in a rectangular plate-shaped structure, a plate opening 28 is formed in the main plate body 3, the support legs 2 are welded on the lower surface of the main plate body 3, universal wheels 1 are fixed at the lower ends of the support legs 2 through threads, the air blower 37 is installed on the upper surface of the main plate body 3 through bolts, the fuel tank 7 is welded and fixed on the surface of the main plate body 3 right above the plate opening 28, a lower opening 27 is formed in the bottom of the fuel tank 7, the air blower 37 is communicated with the bottom of the fuel tank 7 through a pipeline 4, the fuel tank 7 is connected with two pipelines 4 in common, the other pipeline 4 of the fuel tank, the two groups of pipelines 4 are communicated with the space between the inner side of the outer wall 30 and the outer side of the inner wall 29 in the combustion tank 7, the main plate body 3 is provided with a stepping motor 18 through bolts, the output shaft of the stepping motor 18 is fixedly connected with the bottom of a first telescopic rod 9 through a coupler 17, a bearing 14 is sleeved on a non-extending part of the first telescopic rod 9, a support frame 16 is fixed on the main plate body 3 through bolts, the center of the top of the support frame 16 is provided with a sleeve 15, the sleeve 15 is sleeved outside the bearing 14, the top end of the extending part of the first telescopic rod 9 is fixedly connected with the lower surface of a top block 10 through threads, the side surface of the top block 10 is fixedly connected with a pull rod 11 through threads, one end of the pull rod 11, far away from the top block 10, is fixedly connected with a connecting column 12 through threads, the main plate body 3, on one side, back to the combustion tank 7, the upper opening of inner wall 29 has outer fire hole 8, outer fire hole 8 is the rectangular array and distributes on inner wall 29, and it has interior fire hole 20 to open on a section of thick bamboo 21, interior fire hole 20 is the rectangular array and distributes on the wall of a section of thick bamboo 21, it has crown plate 19 to fire the welding of section of thick bamboo 21 top.

Specifically, the ceramic sleeve 6 is sleeved outside the combustion tank 7, the inner contour of the ceramic sleeve 6 is the same as the outer contour of the combustion tank 7, and the ceramic sleeve 6 is used for keeping the temperature of the combustion tank 7 and reducing the heat loss speed of the combustion tank 7.

Specifically, locking lever 13 is rectangular shape platelike structure, and locking lever 13 middle part is opened there is pole hole 36, pole hole 36 uses screw thread fixed connection with spliced pole 12 lower extreme, and locking lever 13 both ends are inserted and are equipped with bull stick 31, the cover is equipped with on the part that bull stick 31 stretches out from locking lever 13 lower surface is hooked 32, hooked 32 rotates with bull stick 31 to be connected, hooked 32 and splint 33 formula structure as an organic whole, splint 33 is articulated with the one end of third telescopic link 34, and the dead lever 35 is outside located to the other pot head of third telescopic link 34, dead lever 35 welding is at locking lever 13 lower surface, and when the third telescopic link 34 at locking lever 13 downside both ends tightened up, the interval that splint 33 one end was kept away from to hooked 32 at both ends equals with the internal diameter that fires a section of thick.

Concretely, the mainboard body 3 is placed the position welded fastening who fires a section of thick bamboo 21 and is had by a section of thick bamboo 22, fire a section of thick bamboo 21 and place inside by a section of thick bamboo 22, fire a section of thick bamboo 21 and be cylindrical and the axial lead coincidence by a section of thick bamboo 22 profile, the axial lead of first telescopic link 9 and the distance of firing jar 7 axial lead equal first telescopic link 9 and the distance of firing a section of thick bamboo 21 axial lead, the axial lead of first telescopic link 9, the axial lead of firing jar 7 and the axial lead homogeneous perpendicular to mainboard body 3 of a section of thick bamboo 21, the axial lead of first telescopic link 9 and the distance of firing jar 7 axial lead equal the axial lead distance of first telescopic link 9 axial lead and spliced pole 12.

Specifically, second telescopic link 23 is installed to the mainboard body 3 below, second telescopic link 23 outside cover is established and is fixed with hoop seat 24, hoop seat 24 passes through the bolt fastening at the mainboard body 3 lower surface, and the extension of second telescopic link 23 is fixed with elbow pole 25, elbow pole 25 and shrouding 26 welding, when second telescopic link 23 stretches out, shrouding 26 is located the mainboard body 3 under the board mouth 28 of seting up, and shrouding 26 is used for sealing the board mouth 28 of mainboard body 3 below.

A use method of a device for repairing petroleum-polluted saline-alkali soil comprises the following steps: filling oil-polluted soil into a combustion cylinder 21, placing the combustion cylinder 21 in a leaning cylinder 22 on a main board body 3, rotating a stepping motor 18 to move a locking rod 13 to be right above the combustion cylinder 21, retracting a first telescopic rod 9 to sink the locking rod 13 into the combustion cylinder 21, retracting a third telescopic rod 34, rotating a hook block 32 to move to the lower surface of the inner edge of a ring plate 19, extending the first telescopic rod 9 to pull up the combustion cylinder 21, pushing the hook block 32 against the lower surface of the ring plate 19, moving the combustion cylinder 21 into a combustion tank 7 through the stepping motor 18, extending the third telescopic rod 34 and the first telescopic rod 9 out, leading natural gas into the combustion tank 7 through a pipeline 4 to ignite the natural gas, generating flame in the combustion tank 7, starting an air blower 37 to send air into the combustion tank 7 through the pipeline 4, and enabling the flame to enter the combustion cylinder 21 through an outer fire penetration hole 8 and an inner fire penetration hole 20, the oil component in the soil is removed by burning the soil with flame, the sealing plate 26 is used for forming a lower closed space in the combustion tank 7, and the position of the sealing plate 26 is controlled by the second telescopic rod 23.

Specifically, the device and the method for repairing the soil of the saline-alkali land polluted by the petroleum adopt a microbial improvement method for the soil quality of the saline-alkali land, the acid-base property proportion of the saline-alkali land and the microbial propagation for partially purifying the petroleum, the plant improvement method is utilized, the plant growth for purifying the petroleum is not facilitated on the special soil quality of the saline-alkali land, the petroleum substances in the soil are difficult to clean by using the microbial and plant purification methods in the environments which are not suitable for the functions and the existence of the microorganisms, the simplest and effective method is to gasify the petroleum substances in the soil by using a high-temperature burning method, the high temperature can change the property of the soil, the acid-base property of the soil can be improved by using other methods in the later period, the leaning cylinder 22 is used for determining the placement position of the combustion cylinder 21 on the main plate body 3, the universal wheel 1 is convenient for moving the main plate body 3, the blower 37 is used for filling air into the combustion cylinder 7 to improve the combustion efficiency of the, pipeline 4 of installation gas valve 5 is used for to burning jar 7 inside transport gas, inner wall 29 is used for holding a section of thick bamboo 21 of burning, outer fire hole 8 on the inner wall 29 and the interior fire hole 20 of burning on the section of thick bamboo 21 of burning are used for burning a section of thick bamboo 21 with the flame penetration, first telescopic link 9, locking lever 13 that connecting post 12 is connected through to pull rod 11 and pull rod 11 below plays the purpose of pulling up and removing a section of thick bamboo 21 of burning, pull rod 11 and locking lever 13 that the top is connected through shaft coupling 17 when step motor 18 is rotatory are rotatory along with first telescopic link 9, bearing 14 is used for reducing the rotation resistance, support frame 16 is used for supporting first telescopic link 9, second telescopic link 23 is used for opening and shutting shrouding 26, soil is placed in burning a section of thick bamboo 21, will burn a section of thick bamboo 21 and remove to.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a prosthetic devices of oil pollution saline and alkaline land soil, includes stabilizer blade (2), the mainboard body (3), fires jar (7), step motor (18), first telescopic link (9), pull rod (11), locking lever (13), fires a section of thick bamboo (21), air-blower (37) and leans on a position section of thick bamboo (22), its characterized in that: the main plate body (3) is of a rectangular plate-shaped structure, a plate opening (28) is formed in the main plate body (3), support legs (2) are welded to the lower surface of the main plate body (3), universal wheels (1) are fixed to the lower ends of the support legs (2) through threads, an air blower (37) is installed on the upper surface of the main plate body (3) through bolts, a fuel tank (7) is fixed to the surface of the main plate body (3) above the plate opening (28) in a welded mode, a lower opening (27) is formed in the bottom of the fuel tank (7), the air blower (37) is communicated with the bottom of the fuel tank (7) through a pipeline (4), the fuel tank (7) is connected with two pipelines (4), another pipeline (4) of the fuel tank (7) is connected with a fuel gas source, a fuel gas valve (5) is installed on the pipeline (4) connected with the fuel gas, and the pipelines (4) are communicated with the space between the inner side of the inner wall (29) of, step motor (18) is installed through the bolt in the mainboard body (3), step motor (18)'s output shaft passes through shaft coupling (17) and the bottom fixed connection of first telescopic link (9), the cover is equipped with bearing (14) on the non-extension portion of first telescopic link (9), has support frame (16) through the bolt fastening on the mainboard body (3), support frame (16) top central authorities are equipped with sleeve pipe (15), bearing (14) outside is located to sleeve pipe (15) cover, and the extension top of first telescopic link (9) passes through thread fixed connection with kicking block (10) lower surface, kicking block (10) side is through thread fixed connection pull rod (11), kicking block (10) one end is kept away from through thread fixed connection spliced pole (12) in pull rod (11), has placed on the mainboard body (3) of first telescopic link (9) one side of burning jar (7) dorsad and has fired a section of thick bamboo (21), burn jar (7) and be the bilayer structure that outer wall (30) and inner wall (29) constitute, open on inner wall (29) have outer hole (8) of making a fire, outer hole (8) of making a fire are the rectangular array and distribute on inner wall (29), and it has interior hole (20) of making a fire to open on a section of thick bamboo (21), interior hole (20) of making a fire are the rectangular array and distribute on the wall of a section of thick bamboo (21), it has crown plate (19) to fire a section of thick bamboo (21) top welding.

2. The device for repairing the soil in the saline-alkali soil polluted by the petroleum according to claim 1, wherein: the external sleeve of burning jar (7) is equipped with ceramic bushing (6), and the inside profile of ceramic bushing (6) is the same with burning jar (7) external profile.

3. The device for repairing the soil in the saline-alkali soil polluted by the petroleum according to claim 1, wherein: locking lever (13) are rectangular shape platelike structure, and open at locking lever (13) middle part has pole hole (36), pole hole (36) use screw thread fixed connection with spliced pole (12) lower extreme, and locking lever (13) both ends are inserted and are equipped with bull stick (31), the cover is equipped with on bull stick (31) the part that stretches out from locking lever (13) lower surface and colludes piece (32), collude piece (32) and bull stick (31) and rotate to be connected, colludes piece (32) and splint (33) formula structure as an organic whole, splint (33) are articulated with the one end of third telescopic link (34), and dead lever (35) outside is located to the other pot head of third telescopic link (34), dead lever (35) welding is at locking lever (13) lower surface.

4. The device for repairing the soil in the saline-alkali soil polluted by the petroleum according to claim 1, wherein: the utility model discloses a fire main board body, including mainboard body (3), the position welded fastening who places a section of thick bamboo (21) of burning has by a position section of thick bamboo (22), it is inside by a position section of thick bamboo (22) to burn a section of thick bamboo (21), it is cylindrical and the coincidence of axial lead to burn a section of thick bamboo (21) and lean on a position section of thick bamboo (22) profile, the axial lead of first telescopic link (9) and the distance of burning a jar (7) axial lead equal to the distance of first telescopic link (9) and a section of thick bamboo (21) axial lead, the axial lead of first telescopic link (9), the axial lead of burning a jar (7) and the axial lead homogeneous perpendicular to mainboard body (3) of a section of thick bamboo (21), the axial lead of first telescopic link (9) and the distance of burning jar (7) axial lead equal to the axial lead distance of first telescopic link (9).

5. The device for repairing the soil in the saline-alkali soil polluted by the petroleum according to claim 1, wherein: second telescopic link (23) are installed to mainboard body (3) below, second telescopic link (23) outside cover is established and is fixed with hoop seat (24), hoop seat (24) pass through the bolt fastening at mainboard body (3) lower surface, and the extension of second telescopic link (23) is fixed with elbow pole (25), elbow pole (25) and shrouding (26) welding, when second telescopic link (23) stretches out, shrouding (26) are located mainboard body (3) and offer board mouth (28) under.

6. The use method of the device for repairing the soil in the saline-alkali soil polluted by the petroleum according to claim 1 is characterized by comprising the following steps: filling oil-polluted soil into a combustion cylinder (21), placing the combustion cylinder (21) in a leaning cylinder (22) on a main plate body (3), rotating a stepping motor (18) to move a locking rod (13) to be right above the combustion cylinder (21), retracting a first telescopic rod (9) to sink the locking rod (13) into the combustion cylinder (21), retracting a third telescopic rod (34), rotating a hook block (32) to be moved to the lower surface of the inner side edge of a ring plate (19), stretching the first telescopic rod (9) to pull up the combustion cylinder (21), propping the lower surface of the ring plate (19) by the hook block (32), moving the combustion cylinder (21) into a combustion tank (7) through the stepping motor (18), stretching out the third telescopic rod (34) and the first telescopic rod (9), leaving the combustion cylinder (21) from the locking rod (13), introducing natural gas into the combustion tank (7) through a pipeline (4) and igniting the natural gas, flame appears in the burning tank (7), an air blower (37) is started to send air into the burning tank (7) through a pipeline (4), the flame enters the burning cylinder (21) through an outer fire penetration hole (8) and an inner fire penetration hole (20), oil components in soil are removed by burning soil through the flame, the sealing plate (26) is used for forming a lower part closed space in the burning tank (7), and the position of the sealing plate (26) is controlled by the second telescopic rod (23).