Automatic mechanism for repairing and regenerating soil cultivation layer

Abstract

The utility model discloses an automatic mechanism for repairing and regenerating a soil cultivation layer, which belongs to the technical field of soil repairing equipment and comprises an aeration pipe, a threaded pipe is fixedly mounted at the top of the aeration pipe, and a falling cutter is fixedly mounted at the bottom of the aeration pipe. Aeration mechanisms for providing oxygen for growth of petroleum degrading bacteria are arranged in the aeration pipe, a telescopic mechanism for preventing saw dust and greasy dirt from blocking the aeration pipe is arranged between the aeration mechanisms, and an anti-reflux mechanism for preventing saw dust and greasy dirt from entering the aeration pipe is arranged in the aeration mechanism. According to the utility model, the aeration mechanism and the telescopic mechanism are arranged, so that the telescopic auxiliary pipe retracts into the aeration pipe at ordinary times and extends out only during aeration, a channel of the telescopic auxiliary pipe can be kept unblocked, the telescopic auxiliary pipe can be conveniently used for subsequent aeration, sufficient oxygen is provided for subsequent growth of petroleum degrading bacteria, and the remediation effect of oily soil is optimized.

Description

TECHNICAL FIELD

[0001] The utility model relates to soil remediation equipment technical field, in particular to a kind of soil cultivation layer repair and regeneration automation mechanism. BACKGROUND

[0002] Petroleum contaminated soil repair needs to be transferred to suitable ex-situ site by excavation, transportation equipment after washing oil sludge, lay a layer of impermeable membrane in advance, which can effectively prevent the permeation of filtrate from polluting the site soil, then evenly lay the oil sludge on the impermeable membrane, as the bottom layer of the microbial reactor, insert large-diameter PVE hollow pipe into the oil sludge at appropriate intervals, embed small-diameter aeration pipe in the hollow pipe, fill sawdust between the two sets of pipe materials, cover the lid, ensure that the aeration pipe is not blocked by oil sludge, and normal aeration, continue to lay the washed oil sludge with a cement pump, pull out the large-diameter hollow pipe, connect each aeration pipe with the aeration equipment, and continuously aerate to provide sufficient oxygen for the growth of subsequent microorganisms, then use the sprinkler to evenly sprinkle the mixture of three-color cleaning agent and petroleum-degrading bacteria on the oil-containing soil, continuously aerate, and degrade the oil in the oil-containing soil by petroleum-degrading bacteria.

[0003] In the existing process of petroleum contaminated soil repair, the contaminated soil itself contains a certain amount of water, and when the mixture of three-color cleaning agent and petroleum-degrading bacteria is evenly sprinkled on the oil-containing soil using the sprinkler, water is also brought in. The sawdust has good water absorption, and after absorbing water, the sawdust is easy to stick together, which affects the aeration effect and ultimately affects the repair effect of the oil-containing soil.

[0004] Therefore, there is an urgent need to provide a soil cultivation layer repair and regeneration automation mechanism to solve the above problems. UTILITY MODEL CONTENTS

[0005] The technical problem to be solved by the utility model is to overcome the shortcomings of the prior art and provide a soil cultivation layer repair and regeneration automation mechanism.

[0006] To solve the above technical problems, one technical scheme of the utility model is to provide a soil cultivation layer repair and regeneration automation mechanism, which comprises an aeration pipe, a threaded pipe is fixedly installed at the top of the aeration pipe, a falling knife is fixedly installed at the bottom of the aeration pipe, an aeration mechanism for providing oxygen for the growth of petroleum-degrading bacteria is arranged in the aeration pipe, an extension mechanism for preventing sawdust and oil stains from blocking the aeration pipe is arranged between the aeration mechanisms, and an anti-reflux mechanism for preventing sawdust and oil stains from entering the aeration pipe is arranged in the aeration mechanism.

[0007] The utility model is further provided as follows: the aeration mechanism comprises a connecting hose fixed to the inner top wall of the aeration pipe, two moving main pipes are fixedly installed at the other end of the connecting hose, and the two sides of the moving main pipes are slidably connected with the inner cavities of the aeration pipe.

[0008] By the above technical solution, the connecting hose provides conditions for the mobile main pipe to move a distance through the aeration pipe.

[0009] The utility model further sets up: one side of mobile main pipe is fixedly installed with one end through -penetration and extends to the telescopic auxiliary pipe outside aeration pipe, the outer surface of telescopic auxiliary pipe is closely combined with telescopic spring, both ends of telescopic spring are fixedly connected between aeration pipe and mobile main pipe.

[0010] By the above technical solution, the telescopic spring drives the mobile main pipe to retract the telescopic auxiliary pipe into the aeration pipe.

[0011] The utility model further sets up: the telescopic mechanism includes the telescopic motor of fixed in aeration pipe inner wall, the output shaft of telescopic motor is fixedly connected with first conical rod gear through the shaft coupling.

[0012] By the above technical solution, the telescopic motor drives the first conical rod gear to rotate.

[0013] The utility model further sets up: the inner bottom wall of aeration pipe rotatable mounting has second conical rod gear, the outer surface of second conical rod gear is fixedly installed with oval long column, the outer surface of first conical rod gear and second conical rod gear is engaged.

[0014] By the above technical solution, the first conical rod gear drives the oval long column to rotate through the second conical rod gear.

[0015] The utility model further sets up: the anti -reflux mechanism includes the fixed frame of fixed in telescopic auxiliary pipe inner wall, the inside slide mounting of fixed frame has spring rod, one end of spring rod is fixedly installed with anti -reflux board.

[0016] By the above technical solution, the spring rod drives the anti -reflux board to seal the aeration hole of telescopic auxiliary pipe.

[0017] The utility model further sets up: the other end of spring rod is fixedly installed with moving plate, fixedly installed with cylindrical spring between moving plate and fixed frame.

[0018] By the above technical solution, the cylindrical spring drives the spring rod to move to one side of mobile main pipe through moving plate.

[0019] The utility model has the advantages of the following:

[0020] 1.The utility model discloses a stretchable vice pipe is retracted inside the aeration pipe normally, only when aeration can stretch out, can keep the passageway of stretchable vice pipe unobstructed, and the stretchable vice pipe is subsequently aerated, and enough oxygen is provided for the growth of subsequent oil degradation bacteria, and the repair effect of oil-containing soil is optimized.

[0021] 2.The utility model discloses a prevent backflow mechanism, when the pressure in stretchable vice pipe is greater than the pressure in hollow pipe, the valve is opened, and gas is allowed to flow out, when the pressure in stretchable vice pipe is less than the pressure in hollow pipe, the valve is closed, and sawdust and oil stains are prevented from entering stretchable vice pipe, the aeration effect is ensured, and the blockage problem of aeration pipe is avoided. DRAWINGS

[0022] Figure 1 It is the perspective view of the utility model;

[0023] Figure 2 It is the structure diagram of aeration mechanism of the utility model;

[0024] Figure 3 It is the section view of aeration pipe of the utility model;

[0025] Figure 4 It is the structure diagram of aeration mechanism and stretchable mechanism of the utility model;

[0026] Figure 5 It is the structure diagram of prevent backflow mechanism of the utility model.

[0027] In the drawing: 1, aeration pipe;2, threaded pipe;3, down cutter;4, aeration mechanism;401, connecting hose;402, mobile main pipe;403, stretchable vice pipe;404, stretchable spring;5, stretchable mechanism;501, stretchable motor;502, first conical rod gear;503, second conical rod gear;504, oval long column;6, prevent backflow mechanism;601, fixed frame;602, spring rod;603, prevent backflow board;604, moving plate;605, cylindrical spring. DETAILED DESCRIPTION

[0028] The preferred embodiments of the utility model are described in detail below with reference to the drawings, so that the advantages and characteristics of the utility model can be more easily understood by the person skilled in the art, and the protection scope of the utility model is more clearly and explicitly defined.

[0029] Please refer to Figures 1-5The utility model provides an automatic mechanism of soil ploughing layer repair and regeneration, including aeration pipe 1, the top of aeration pipe 1 is fixedly installed with threaded pipe 2, the bottom of aeration pipe 1 is fixedly installed with down knife 3, the inside of aeration pipe 1 is provided with aeration mechanism 4 for the growth of petroleum degradation bacteria provides oxygen, aeration mechanism 4 includes the connecting hose 401 fixed in the top wall of aeration pipe 1, the other end of connecting hose 401 is fixedly installed with two mobile main pipes 402, the both sides of mobile main pipe 402 are slidably connected with the both sides of the inner chamber of aeration pipe 1, connecting hose 401 provides the distance for mobile main pipe 402 to move through aeration pipe 1, one side of mobile main pipe 402 is fixedly installed with the telescopic auxiliary pipe 403 of one end through and extends to the outside of aeration pipe 1, the outer surface of telescopic auxiliary pipe 403 is closely fitted with telescopic spring 404, and the both ends of telescopic spring 404 are fixedly connected between aeration pipe 1 and mobile main pipe 402, and telescopic spring 404 drives mobile main pipe 402 to retract telescopic auxiliary pipe 403 to the inside of aeration pipe 1.

[0030] As shown in Figures 2-4 , the telescopic mechanism 5 for preventing sawdust and oil stains from blocking the aeration pipe 1 is arranged between the aeration mechanisms 4, the telescopic mechanism 5 includes a telescopic motor 501 fixed to the inner wall of the aeration pipe 1, a first conical rod gear 502 fixedly connected to the output shaft of the telescopic motor 501 through a shaft coupling, the first conical rod gear 502 is driven to rotate by the telescopic motor 501, a second conical rod gear 503 is rotatably installed on the inner bottom wall of the aeration pipe 1, an elliptical long column 504 is fixedly installed on the outer surface of the second conical rod gear 503, the first conical rod gear 502 is engaged with the outer surface of the second conical rod gear 503, and the first conical rod gear 502 drives the elliptical long column 504 to rotate through the second conical rod gear 503.

[0031] As shown in Figure 5 , the anti-reflux mechanism 6 for preventing sawdust and oil stains from entering the aeration pipe 1 is arranged in the aeration mechanism 4, the anti-reflux mechanism 6 includes a fixed frame 601 fixed to the inner wall of the telescopic auxiliary pipe 403, a spring rod 602 slidably installed in the inside of the fixed frame 601, an anti-reflux plate 603 fixedly installed on one end of the spring rod 602, the spring rod 602 drives the anti-reflux plate 603 to seal the aeration hole of the telescopic auxiliary pipe 403, a moving plate 604 fixedly installed on the other end of the spring rod 602, a cylindrical spring 605 fixedly installed between the moving plate 604 and the fixed frame 601, and the cylindrical spring 605 drives the spring rod 602 to move to one side of the mobile main pipe 402 through the moving plate 604.

[0032] The utility model discloses a hollow pipe is inserted in the oil sludge of bottom layer in the aeration tank in proper interval, and the aeration pipe 1 is embedded in the hollow pipe, and the sawdust is filled between the aeration pipe 1 and the hollow pipe, and the cover is covered on the top of hollow pipe, ensure that the hollow pipe is not blocked by oil sludge, and the threaded pipe 2 is connected with the aeration equipment, and the down cutter 3 is cut to the sawdust, is convenient for the position of aeration pipe 1 is adjusted, when carrying out aeration, telescopic motor 501 drives first conical rod gear 502 rotation, and first conical rod gear 502 drives second conical rod gear 503 and ellipse long column 504 rotation, make two mobile main pipes 402 move to opposite sides, and mobile main pipe 402 extends telescopic auxiliary pipe 403 to the inside of hollow pipe, and the aeration equipment passes through threaded pipe 2, connecting hose 401 and mobile main pipe 402 and enters telescopic auxiliary pipe 403, and air pressure drives anti -backflow board 603 to move through spring rod 602, make the aeration hole of telescopic auxiliary pipe 403 leak, and the continuous aeration of aeration hole is carried out, and enough oxygen is provided for the growth of petroleum degradation bacteria, and petroleum degradation bacteria degrade petroleum pollutants, and the contaminated soil is repaired and regenerates, when stopping aeration, cylindrical spring 605 rebounds, and the aeration hole of telescopic auxiliary pipe 403 is sealed through moving plate 604 drive spring rod 602 and anti -backflow board 603, and similarly, telescopic motor 501 drives ellipse long column 504 rotation and restores, and telescopic spring 404 drives telescopic auxiliary pipe 403 to retract in aeration pipe 1 inside.

[0033] The above-mentioned is only the embodiment of the utility model, and does not restrict the patent range of the utility model, and the equivalent structure or equivalent flow conversion of the contents of the utility model specification and the drawings, or direct or indirect application in other related technical fields, all are included in the patent protection range of the utility model.

Claims

1. An automated mechanism for soil tillage layer restoration and regeneration, comprising an aeration pipe (1), characterized in that: The top of the aeration pipe (1) is fixedly installed with a threaded pipe (2), the bottom of the aeration pipe (1) is fixedly installed with a falling knife (3), the inside of the aeration pipe (1) is provided with an aeration mechanism (4) for providing oxygen for the growth of oil-degrading bacteria, the aeration mechanism (4) is provided with a telescopic mechanism (5) for preventing sawdust and oil stains from blocking the aeration pipe (1), and the inside of the aeration mechanism (4) is provided with an anti-reflux mechanism (6) for preventing sawdust and oil stains from entering the aeration pipe (1).

2. An automated mechanism for soil tillage layer restoration and regeneration according to claim 1, characterized in that: The aeration mechanism (4) comprises a connecting hose (401) fixed to the inner top wall of the aeration pipe (1), the other end of the connecting hose (401) is fixedly installed with two movable main pipes (402), and the movable main pipes (402) are slidably connected with the inner cavities of the aeration pipe (1) on both sides.

3. An automated mechanism for soil tillage layer restoration and regeneration according to claim 2, characterized in that: One side of the movable main pipe (402) is fixedly installed with a telescopic auxiliary pipe (403) penetrating through one end and extending to the outside of the aeration pipe (1), the outer surface of the telescopic auxiliary pipe (403) is tightly fitted with a telescopic spring (404), and the two ends of the telescopic spring (404) are fixedly connected between the aeration pipe (1) and the movable main pipe (402).

4. The automated mechanism for soil tillage layer restoration and regeneration according to claim 1, characterized in that: The telescopic mechanism (5) comprises a telescopic motor (501) fixed to the inner wall of the aeration pipe (1), and the output shaft of the telescopic motor (501) is fixedly connected with a first conical rod gear (502) through a shaft coupling.

5. An automated mechanism for soil tillage layer restoration and regeneration according to claim 4, characterized in that: The inner bottom wall of the aeration pipe (1) is rotatably installed with a second conical rod gear (503), the outer surface of the second conical rod gear (503) is fixedly installed with an elliptical long column (504), and the outer surfaces of the first conical rod gear (502) and the second conical rod gear (503) are engaged.

6. An automated mechanism for soil tillage layer restoration and regeneration according to claim 3, characterized in that: The anti-reflux mechanism (6) comprises a fixed frame (601) fixed to the inner wall of the telescopic auxiliary pipe (403), the inside of the fixed frame (601) is slidably installed with a spring rod (602), one end of the spring rod (602) is fixedly installed with an anti-reflux plate (603).

7. An automated mechanism for soil tillage layer restoration and regeneration according to claim 6, characterized in that: The other end of the spring rod (602) is fixedly installed with a movable plate (604), and the movable plate (604) and the fixed frame (601) are fixedly installed with a cylindrical spring (605).

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