CN211613804U

CN211613804U - Bioremediation soil device

Info

Publication number: CN211613804U
Application number: CN201921292819.4U
Authority: CN
Inventors: 张晨露; 李晓伟; 史一飞; 张贝贝; 吴迪
Original assignee: Henan University
Current assignee: Henan University
Priority date: 2019-08-09
Filing date: 2019-08-09
Publication date: 2020-10-02
Anticipated expiration: 2029-08-09

Abstract

The utility model discloses a biological soil remediation device, which relates to the technical field of soil remediation equipment, and comprises a first electric push rod and a second electric push rod which are arranged at the top of a casing, wherein the first electric push rod and the second electric push rod both enter the casing, an injection mechanism is arranged inside the casing, the injection mechanism comprises a first casing, a piston and a piston push-pull rod, the first electric push rod is fixedly connected with the first casing, the second electric push rod is fixedly connected with the upper end of the piston push-pull rod, the lower end of the piston push-pull rod is fixedly connected with the piston, the bottom of the first casing is provided with a liquid outlet, the piston is positioned above the liquid outlet, a punching piece and a first nozzle can be detachably connected with the first casing, the utility model discloses a mixed liquid of microorganism liquid and nutrient solution is injected into an appointed soil depth by the first electric push rod and a conical piece under the combined action of the first electric push rod and the conical piece, holes are punched in a soil layer, and by the cooperation of the second, the soil is not required to be moved and is repaired.

Description

Bioremediation soil device

Technical Field

The utility model relates to a soil repair equipment technical field, concretely relates to bioremediation soil device.

Background

With the progress of industrialization in China and the development of modern agriculture, chemical fertilizers and pesticides are widely applied in agricultural production, but the excessive use of a large amount of chemical fertilizers and pesticides causes the amount of organic pollutants in soil to far exceed the self-cleaning capacity of soil, and the soil pollution not only affects the growth of plants and the yield of crops, but also endangers the health of animals and human beings, so that the problem of soil remediation is urgent;

the prior methods for repairing soil polluted by organic matters comprise animal repair, plant repair and microbial repair, the microbial remediation is a remediation method which is most widely applied, the microbial remediation is a process of utilizing microbes to eliminate organic pollution in soil and make the soil harmless, the microbial remediation is generally divided into in-situ remediation and ex-situ remediation, the in-situ remediation is more applied, although the microbial remediation has more advantages compared with other technologies, however, the microorganism repairing method in the prior art is to take back the polluted soil and place the polluted soil in the casing and carry out microorganism repairing on the soil on the surface layer, when the amount of the polluted soil is large, the repairing speed can be greatly reduced by taking back the polluted soil and then carrying out the soil repairing, therefore, the biological soil remediation device which can be used for remediating the soil without taking back the soil has great practical value.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the problems in the prior art and providing a bioremediation soil device.

The utility model provides a bioremediation soil device, include: the injection device comprises a shell, a first electric push rod and a second electric push rod are arranged at the top of the shell, the first electric push rod is in signal connection with a first controller, the second electric push rod is in signal connection with a second controller, the first electric push rod and the second electric push rod are both electrically connected with a movable power supply, a telescopic rod of the first electric push rod and a telescopic rod of the second electric push rod penetrate through the top of the shell along the vertical direction and enter the shell, an injection mechanism is arranged inside the shell, an outlet for the injection mechanism to go in and out is formed in the bottom of the shell, the injection mechanism comprises a first shell, a piston and a piston push-pull rod, the first electric push rod is fixedly connected with the first shell, the second electric push rod is fixedly connected with the upper end of the piston push-pull rod, the lower end of the piston push-pull rod is fixedly connected with the piston arranged in the first shell, and a liquid discharge port is, the piston is located above the liquid outlet, a through hole for the piston push-pull rod to penetrate through is formed in the top of the first shell in the vertical direction, the bioremediation soil device further comprises a first spray head and a punching piece for punching holes in soil, and the punching piece and the first spray head can be detachably connected with the bottom of the first shell.

Preferably, the punching piece and the first nozzle are detachably connected with the bottom of the first shell in a threaded connection mode.

Preferably, the first nozzle comprises a second shell, the bottom of the second shell is sealed, the top of the second shell is detachably connected with the bottom of the first shell in a threaded connection mode, and a plurality of liquid spray holes are uniformly distributed in the outer wall of the second shell.

Preferably, the first shell comprises an inner shell and an outer shell, the inner shell is arranged inside the outer shell, a cavity is formed between the inner shell and the outer shell, and a heat insulation layer is arranged inside the cavity.

Preferably, a liquid inlet pipe is arranged on the outer side wall of the outer shell, the liquid inlet pipe penetrates through the outer shell to be communicated with the inner cavity of the inner shell, and a sealing cover is arranged at the end part of the liquid inlet pipe.

Preferably, a water inlet pipe is arranged in the machine shell, and a second spray head is arranged on the water inlet pipe.

Preferably, the injection mechanism is made of a transparent material.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model has the advantages of simple structure and reasonable design, punch on the soil that needs to be restoreed through the piece of punching that first electric putter drives and is connected with injection mechanism, through setting for the height of first electric putter, can extrude the hole of the different degree of depth on the soil that needs to be restoreed, after punching the hole, the piece of punching that rethread first electric putter will be connected with injection mechanism moves to the soil top, after tearing down the piece of punching, spill the leakage fluid dram of injection mechanism, then with first shower nozzle and first casing bottom threaded connection, make piston push-and-pull rod drive piston through the second electric putter move up to the top of feed liquor pipe, send the mixed liquid of microorganism liquid and nutrient solution into the inner shell cavity through the feed liquor pipe, start and be connected with first electric putter signal first controller, first electric putter drives injection mechanism and moves down the target depth of appointed soil, start and second electric putter signal connection second controller, second electric putter moves down, and then move down driving the piston push-pull rod, injection mechanism injects the mixed liquid of microorganism liquid and nutrient solution in appointed soil degree of depth, owing to beaten the hole of a plurality of different degree of depth on needs prosthetic soil, so injection mechanism injects the mixed liquid of microorganism liquid and nutrient solution in the hole of different soil degree of depth, has avoided removing soil, the manpower has been saved, be favorable to the quick restoration of soil simultaneously.

2. The utility model discloses in set up the area of contact that the mixed liquid that a plurality of orifices can effectual increase microorganism liquid and nutrient solution and the prosthetic soil of needs on the perisporium through first shower nozzle for soil remediation.

Drawings

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

fig. 2 is a schematic perspective view of the injection mechanism of the present invention;

fig. 3 is a schematic view of the connection relationship between the injection mechanism and the first nozzle having a conical structure according to the present invention.

Description of reference numerals:

1. a housing; 2. a first electric push rod; 3. second electric pushing; 4. an injection mechanism; 4-1. a first housing; 4-2, a piston; 4-3, a piston push-pull rod; 4-11. inner shell; 4-12. a shell; 5. punching a hole; 6. a first nozzle; 7. a liquid inlet pipe; 8. and (4) a water inlet pipe.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example 1

As shown in fig. 1 to 3, the present invention provides a soil bioremediation device, including: the injection device comprises a machine shell 1, wherein the top of the machine shell 1 is provided with a first electric push rod 2 and a second electric push rod 3, the first electric push rod 2 is in signal connection with a first controller, the second electric push rod 3 is in signal connection with a second controller, the first electric push rod 2 and the second electric push rod 3 are both electrically connected with a movable power supply, a telescopic rod of the first electric push rod 2 and a telescopic rod of the second electric push rod 3 penetrate through the top of the machine shell 1 along the vertical direction to enter the machine shell 1, an injection mechanism 4 is arranged inside the machine shell 1, the bottom of the machine shell 1 is provided with an outlet for the injection mechanism 4 to go in and out, the injection mechanism 4 comprises a first shell 4-1, a piston 4-2 and a piston push-pull rod 4-3, the first electric push rod 2 is fixedly connected with the first shell 4-1, the second electric push rod 3 is fixedly connected with the upper end of the piston push-pull, the biological soil remediation device comprises a piston 4-1, a piston 4-2, a first spray head 6 and a punching piece 5, wherein the piston 4-2 is arranged in the first shell 4-1, the piston 4-3 is arranged in the first shell 4-1, the lower end of the piston push-pull rod 4-3 is fixedly connected with the piston 4-2, the bottom of the first shell 4-1 is provided with a liquid discharge port, the piston 4-2 is positioned above the liquid discharge port, the top of the first shell 4-1 is provided with a through hole for the piston push-pull rod 4-3 to pass through along the vertical direction, the biological soil remediation device further comprises the punching piece 5, and the punching piece 5 and the first spray head 6 can be.

In the embodiment, contaminated soil layers with different depths are repaired, and electric push rods with proper models and proper sizes are selected, namely the models of the first electric push rod 2 and the second electric push rod 3 are selected according to the depth of soil to be repaired, meanwhile, the second electric push rod 3 is influenced by the height of the casing and the length of the piston push-pull rod 4-3, a movable power supply electrically connected with the first electric push rod 2 and the second electric push rod 3 is arranged outside the casing 1, a first controller in signal connection with the first electric push rod 2 is started, so that the first electric push rod 2 drives a punching piece 5 connected with the injection mechanism 4 to move downwards along the vertical direction, soil to be repaired is extruded to form holes, holes with different depths can be punched on the soil to be repaired by setting the telescopic height of the first electric push rod 2, after punching is finished, the first electric push rod 2 drives the conical piece 5 connected with the injection mechanism 4 to move upwards to the upper part of soil, the conical piece 5 is removed to leak out of a liquid discharge port of the injection mechanism, the first spray head 6 with a conical structure is connected with the first shell 4-1 in a threaded manner, the second controller is started to be in signal connection with the second electric push rod 3, the second electric push rod 3 drives the piston push-pull rod 4-3 to move upwards, the piston push-pull rod 4-3 drives the piston 4-2 to move to the upper end of the inner shell 4-11, the position of the piston 4-2 is positioned above a liquid inlet pipe 7 of mixed liquid of microbial liquid and nutrient liquid, then the mixed liquid of the microbial liquid and the nutrient liquid is sent into the cavity of the inner shell 4-11, the first controller is started to be in signal connection with the first electric push rod 2, the first electric push rod 2 drives the injection mechanism 4 to move downwards to a target depth of appointed soil, the second controller is connected with the second electric push rod 3 in a signal mode when the second controller is started again, the second electric push rod moves downwards to further drive the piston push-pull rod 4-3 to move downwards, the injection mechanism 4 injects mixed liquid of the microbial liquid and the nutrient solution into the specified soil depth, and holes with different depths are extruded on the soil needing to be repaired, so that the injection mechanism 4 injects the mixed liquid of the microbial liquid and the nutrient solution into different soil depths, the soil is prevented from being moved, manpower is saved, and meanwhile, the rapid repair of the soil is facilitated.

In order to realize the detachable connection between the first shell 4-1 and the punching part 5, for example, a plurality of screw threads or clamping connection and the like are provided, a screw thread detachable connection is provided in the application, and both the punching part 5 and the first spray head 6 are detachably connected with the bottom of the first shell 4-1 through a screw thread connection.

In order to effectively increase the contact area between the mixed liquid of the microbial liquid and the nutrient solution in the inner shell 4-11 and the soil to be repaired and accelerate the speed of soil repair, the first spray head 6 comprises a second shell, the bottom of the second shell is sealed, the top of the second shell is detachably connected with the bottom of the first shell 4-1 in a threaded connection mode, and a plurality of liquid spray holes are uniformly distributed on the outer wall of the second shell. The shape of the second shell can be any one of a cone, a cylinder, a trapezoid and the like with a pointed structure at the bottom, the piston 4-2 is applied with a downward acting force through the piston push-pull rod 4-3, the mixed liquid of the microorganism liquid and the nutrient solution in the inner shell 4-11 flows into the first spray head 6 from the liquid outlet, the bottom of the first spray head 6 is sealed, a plurality of spray holes are uniformly distributed on the outer wall of the first spray head 6, each spray hole is communicated with the inner cavity of the second shell, the inner cavity of the second shell is communicated with the liquid outlet, therefore, the mixed liquid of the microorganism liquid and the nutrient solution flowing into the first nozzle 6 flows out from each nozzle hole under the action of downward pressure, and the mixed liquid of the microorganism liquid and the nutrient solution contacts with the soil to be repaired in different directions in the holes with the specified depth, so that the contact area between the mixed liquid of the microorganism liquid and the nutrient solution and the soil to be repaired is increased.

In order to keep the temperature of the mixed liquid of the microbial liquid and the nutrient solution in the first shell 4-1 warm and avoid the contact of the mixed liquid of the microbial liquid and the nutrient solution with air in the process of injecting the mixed liquid into the injection mechanism, so that the temperature of the mixed liquid of the microbial liquid and the nutrient solution in the inner shell 4-11 is reduced and the activity of the microbial liquid is affected, a heat preservation layer is arranged for keeping warm, the temperature of the mixed liquid of the microbial liquid and the nutrient solution injected into the soil layer is not reduced due to the heat preservation performance of soil after the mixed liquid enters the soil layer, so that the first shell 4-1 comprises the inner shell 4-11 and the outer shell 4-12, the inner shell 4-11 is arranged inside the outer shell 4-12, a cavity is formed between the inner shell 4-11 and the outer shell 4-12, and the heat preservation layer is arranged inside the cavity.

The mixed liquid of the microorganism liquid and the nutrient solution stored in the storage tank for storing the mixed liquid of the microorganism liquid and the nutrient solution is conveniently injected into the inner shell 4-11, so that the two ends of the infusion tube are respectively connected with the storage tank and the liquid inlet pipe, the mixed liquid of the microorganism liquid and the nutrient solution in the storage tank is conveyed into the inner shell 4-11 under the action of pressure difference, the injection mechanism 4 is convenient to absorb the mixed liquid of the microorganism liquid and the nutrient solution, the liquid inlet pipe 7 is prevented from being blocked when soil enters the liquid inlet pipe 7, the liquid inlet pipe 7 is provided with a sealing cover, the liquid inlet pipe 7 is arranged on the outer side wall of the outer shell 4-12, the liquid inlet pipe 7 penetrates through the outer shell 4-12 and is communicated with the inner cavity of the inner shell 4-11, the end part of the liquid inlet pipe 7 is provided with the sealing cover, and the piston 4-2 in the inner shell 4-11 is, moves to above the liquid inlet pipe 7.

In order to keep the soil to be repaired at a proper humidity and also to clean the outer side wall of the injection mechanism 4, a water inlet pipe 8 is arranged in the casing 1, a second spray head is arranged on the water inlet pipe 8, the water inlet pipe 8 is connected with an externally arranged mobile water storage device, for example, the mobile water storage device is a water bucket or the like, and the position of the mobile water storage device is arranged above the water inlet pipe 8.

In order to observe the amount of the mixed liquid of the input microorganism liquid and the nutrient solution in the injection mechanism, the injection mechanism 4 is made of a transparent material, and the transparent material can be one of tempered glass or organic glass.

The working principle is as follows: when in use, firstly, the punching piece 5 is in threaded connection with the first shell 4-1, the first controller is started to be in signal connection with the first electric push rod 2, the first electric push rod 2 drives the first shell 4-1 of the injection mechanism 4 to move downwards along the vertical direction, the injection mechanism 4 is extruded into soil needing to be repaired after penetrating out from an opening arranged at the bottom of the casing 1, holes with different depths can be arranged on the soil needing to be repaired by setting the height of the first electric push rod 2, the first controller is started to be in signal connection with the first electric push rod 2 after the extrusion is finished, the injection mechanism 4 connected with the first electric push rod 2 moves upwards under the driving of the first electric push rod 2, the punching piece 5 is taken down, and then the first spray head 6 with a conical structure for spraying mixed liquid of microorganism liquid and nutrient liquid is in threaded connection with the first shell 4-1, starting a second controller in signal connection with a second electric push rod 3, selecting the moving direction of a second electric extension rod 3 through the position of a piston 4-2 in a first shell 4-1, moving the piston 4-2 to the top of the first shell 4-1 and above a liquid inlet pipe 7 under the driving of the piston push-pull rod 4-3 and the second electric push rod 3, connecting a storage tank for storing mixed liquid of microbial liquid and nutrient liquid with the liquid inlet pipe 7 through a pipeline, conveying the mixed liquid of the microbial liquid and the nutrient liquid into the first shell 4-1, and as the injection mechanism is made of transparent materials, timely disconnecting the pipeline from the liquid inlet pipe 7 by observing the liquid amount in an inner shell 4-11 of the injection mechanism 4, then sealing the liquid inlet pipe 7 to prevent soil from entering and blocking the liquid inlet pipe 7, and if the humidity of a soil layer is low, before spraying the mixed liquid of the microbial liquid and the nutrient solution, the humidity of soil in the hole needs to be measured by a hygrometer, if the humidity of the soil in the hole is low and is not suitable for microbial remediation, the water inlet pipe 8 is opened, the soil in the hole is sprayed, if the humidity of the soil in the hole is suitable, the water inlet pipe 8 does not need to be opened, the first controller in signal connection with the first electric push rod 2 is started, the injection mechanism 4 is driven by the first electric push rod 2 to reach a remediation soil layer with a target depth, the second controller in signal connection with the second electric push rod 3 is started, the second electric push rod 3 drives the piston push-pull rod 4-3 to move downwards, when the piston 4-2 moves downwards, the piston 4-2 applies pressure to the mixed liquid of the microbial liquid and the nutrient solution in the inner shell 4-11, and the mixed liquid of the microbial liquid and the nutrient solution flows out at a, and flows out along each liquid jet hole arranged on the first spray head 6, the mixed liquid of the microbial liquid and the nutrient solution in the first shell 4-11 in the injection mechanism 4 is injected into a target soil layer, in order to increase the contact area between the mixed liquid of the microbial liquid and the nutrient solution and the soil to be repaired, the jet holes are uniformly distributed on the first spray head 6 with the conical structure for realizing uniform spraying and increasing the contact area, after the mixed liquid of the microbial liquid and the nutrient solution is sprayed, a control switch of the first electric push rod 2 is started to lift the injection mechanism 4 upwards, the injection of the soil to be repaired can be realized, the soil to be repaired is repaired, the shell 1 is moved to the position where hole punching is not carried out, and the first shell 4-1 of the injection mechanism 4 is cleaned by opening the water inlet pipe 8.

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

1. A bioremediation soil device, comprising: the injection device comprises a machine shell (1), wherein a first electric push rod (2) and a second electric push rod (3) are arranged at the top of the machine shell (1), the first electric push rod (2) is in signal connection with a first controller, the second electric push rod (3) is in signal connection with a second controller, the first electric push rod (2) and the second electric push rod (3) are both electrically connected with a movable power supply, a telescopic rod of the first electric push rod (2) and a telescopic rod of the second electric push rod (3) penetrate through the top of the machine shell (1) along the vertical direction to enter the machine shell (1), an injection mechanism (4) is arranged inside the machine shell (1), an outlet for the injection mechanism (4) to come in and go out is formed in the bottom of the machine shell (1), and the injection mechanism (4) comprises a first shell (4-1), a piston (4-2) and a piston push-pull rod (4-3), the first electric push rod (2) is fixedly connected with the first shell (4-1), the second electric push rod (3) is fixedly connected with the upper end of the piston push-pull rod (4-3), the lower end of the piston push-pull rod (4-3) is fixedly connected with a piston (4-2) arranged in the first shell (4-1), a liquid outlet is arranged at the bottom of the first shell (4-1), the piston (4-2) is positioned above the liquid outlet, the top of the first shell (4-1) is provided with a through hole for the piston push-pull rod (4-3) to pass through along the vertical direction, the soil bioremediation device further comprises a first spray head (6) and a perforating member (5) for perforating soil, the punching piece (5) and the first spray head (6) are detachably connected with the bottom of the first shell (4-1).

2. A soil bioremediation device according to claim 1, wherein the punch (5) and the first nozzle (6) are removably attached to the bottom of the first housing (4-1) by a threaded connection.

3. A soil bioremediation device according to claim 1, wherein the first nozzle (6) includes a second housing having a bottom portion sealed, a top portion detachably connected to the bottom portion of the first housing (4-1) by means of a screw thread, and a plurality of liquid injection holes are uniformly formed in an outer wall of the second housing.

4. A soil bioremediation device according to claim 1, wherein said first housing (4-1) includes an inner shell (4-11) and an outer shell (4-12), said inner shell (4-11) being disposed within said outer shell (4-12), a cavity being formed between said inner shell (4-11) and said outer shell (4-12), said cavity being provided with insulation therein.

5. A soil bioremediation soil device according to claim 4 wherein the outer casing (4-12) has a liquid inlet pipe (7) on an outer side wall thereof, the liquid inlet pipe (7) passing through the outer casing (4-12) to communicate with the inner cavity of the inner casing (4-11), and a sealing cover is provided at an end of the liquid inlet pipe (7).

6. A soil bioremediation device according to claim 1, wherein said housing (1) has an inlet pipe (8) disposed therein, said inlet pipe (8) having a second nozzle disposed thereon.

7. A soil bioremediation device according to claim 1, wherein said injection means (4) is made of a transparent material.