CN215089749U

CN215089749U - Small test device for in-situ chemical oxidation remediation of soil

Info

Publication number: CN215089749U
Application number: CN202023351451.XU
Authority: CN
Inventors: 邓胜楠; 付运河; 刘爽; 马雪健; 祝忆伟
Original assignee: Henan Haowei Environmental Protection Engineering Co ltd
Current assignee: Henan Haowei Environmental Protection Engineering Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-12-10
Anticipated expiration: 2030-12-31

Abstract

The embodiment of the utility model relates to the technical field of contaminated soil remediation, in particular to a soil in-situ chemical oxidation remediation small test device, which comprises a soil treatment box, a soil filtering device and a conveying device; soil filter equipment connects the inside wall of soil processing case, the discharge gate has been seted up to the inside wall of soil processing case. The utility model discloses beneficial effect does: enter into the inside of soil processing case with soil through the feeder hopper, when through the feeder hopper, the damping device of feeder hopper inside wall can be broken up bold soil piece, soil filter equipment filters soil, conveyer conveys away the even soil of particle diameter that filters off, in the data send process, scrape the soil board and tile soil into less and no great type soil layer of thickness, it shakes the soil of tiling to connect the roller and looses, make things convenient for the hot plate of conveyer belt top to carry out drying process to soil, the even and drying of soil particle diameter of assurance conveying out, the prosthetic efficiency and quality of soil have further been improved.

Description

Small test device for in-situ chemical oxidation remediation of soil

Technical Field

The utility model relates to a pollute soil restoration technical field, concretely relates to soil normal position chemical oxidation restores lab scale device.

Background

Soil pollution has great influence on human production and life, the soil pollution area of cultivated land in China at present accounts for about one fifth of the cultivated land area in China, the soil pollution treatment mainly comprises physical, chemical, biological or combined methods, the soil remediation is a technical measure for recovering the normal function of the polluted soil, the soil remediation refers to the understanding and the transformation of pollutants in the soil by using the main technical principles of physical, chemical and biological methods, the concentration of the pollutants is reduced to an acceptable level, or toxic and harmful pollutants are converted into harmless substances, and the soil needs to be pretreated before the in-situ chemical oxidation remediation of the soil, so that the soil remediation work is more rapid and effective.

Most present soil prosthetic devices do not independently screen the function of stone and soil separation, if pollute the soil repair in-process simultaneously, also can be because the soil particle diameter is inhomogeneous for soil normal position chemical oxidation restores and can't effectually mix with soil, and the repair effect can not obtain the assurance, influences the experimental result.

Therefore, a small device for in-situ chemical oxidation remediation of soil is needed to overcome the above problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, namely to solve the problem that the uneven grain size of the soil can not be solved, so that the in-situ chemical oxidation remediation of the soil can not be effectively mixed with the soil, the remediation effect can not be guaranteed, and the experimental result is influenced, the embodiment of the utility model provides a small test device for in-situ chemical oxidation remediation of the soil, which comprises a soil treatment box, a soil filtering device and a conveying device;

the soil filtering device is connected to the inner side wall of the soil treatment box, a discharge hole is formed in the inner side wall of the soil treatment box, the soil filtering device comprises a filtering inclined net, the filtering inclined net is rotatably connected to the discharge hole in the inner side wall of the soil treatment box through a rotating shaft, a vibrating roller is movably connected to the lower surface of the filtering inclined net, and the vibrating roller is rotatably connected to the inner side wall of the soil treatment box through a rotating shaft;

the conveying device comprises a conveying roller, and a conveying belt is connected to the outer surface of the conveying roller in a transmission manner;

the inside wall fixedly connected with feeder hopper of soil processing case, the inside wall sliding connection of feeder hopper has the scraper, the scraper sets up the top of conveyer belt.

Optionally, the outer surface of the soil treatment box is fixedly connected with a large particle collecting box, and the large particle collecting box is arranged at the discharge port.

Optionally, two belt pulleys of pivot fixedly connected with are passed through to the one end of conveying roller bearing, the surface fixed connection of belt pulley is at driving motor's power take off end, driving motor passes through the support to be fixed the surface of soil treatment case, one of them the surface of belt pulley is connected with the fifth wheel through belt transmission, the fifth wheel is through pivot fixedly connected with connection roller, it sets up to connect the roller the conveyer belt in, just connect the roller with the inner wall contact of conveyer belt is connected, the vibrations roller bearing with the cross section of connecting the roller is oval.

Optionally, one end of the vibration rolling shaft is fixedly connected with an installation wheel through a rotating shaft, and the other belt pulley is connected to the outer surface of the installation wheel through a belt in a transmission mode.

Optionally, the interior diapire fixedly connected with hot plate of case is handled to soil, the hot plate sets up the top of conveyer belt, promptly the hot plate sets up the top of connecting the roller.

Optionally, the outer surface of the soil treatment box is provided with a soil outlet, a material outlet hopper is fixedly connected in the soil outlet, a cleaning brush is fixedly connected to the upper surface of the material outlet hopper, and the cleaning brush slides on the outer surface of the belt pulley.

Optionally, the both sides of the inside wall of feeder hopper all are connected with damping device in turn, damping device includes the shock attenuation board, the shock attenuation board rotates through the pivot to be connected the inside wall of feeder hopper, the lower fixed surface of shock attenuation board is connected with damping spring, damping spring's one end fixed connection be in the inside wall of feeder hopper.

Optionally, an adjusting groove is formed in the outer surface of the feeding hopper, the soil scraping plate is in threaded connection with a positioning bolt, and the positioning bolt penetrates through the inside of the adjusting groove.

The utility model has the advantages that: the utility model has the advantages of, enter into the inside of soil treatment case with soil through the feeder hopper, when the feeder hopper, the damping device of feeder hopper inside wall can be broken up bold clod, soil filter equipment filters soil, conveyer goes out the even soil conveying of particle diameter that filters out, in the data send process, scrape the native board and tile into soil less and no great type soil layer of thickness, it shakes the soil of tiling to connect the roller and looses, make things convenient for the hot plate of conveyer belt top to carry out drying process to soil, guarantee that the soil particle diameter that conveys out is even and dry, in avoiding appearing caking and moist soil entering subsequent processing, further improved efficiency and quality prosthetic to soil, other beneficial effects are specified in the embodiment.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the in-situ chemical oxidation remediation device for soil;

FIG. 2 is a schematic view of the internal structure of the apparatus;

FIG. 3 is a schematic view of the construction of the soil filtration device;

FIG. 4 is a schematic structural view of a transfer device;

fig. 5 is a schematic structural view of the scraper.

In the figure:

1. a soil treatment box;

2. a soil filtration device; 21. filtering the inclined net; 22. vibrating the roller; 23. mounting wheels;

3. a conveying device; 31. a transfer roller; 32. a conveyor belt; 33. a belt pulley; 34. a connecting wheel; 35. connecting the roll shafts;

4. a discharge port; 5. a large particle collection box; 6. a scraper plate; 7. heating plates; 8. a soil outlet; 9. a discharge hopper; 10. cleaning with a brush; 11. a feed hopper; 12. a damping device; 13. an adjustment groove; 14. and (4) positioning the bolt.

Detailed Description

The technical solution in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein are for the purpose of describing particular embodiments only and are not intended to be limiting of the invention, and terms such as "and/or" as used herein include any and all combinations of one or more of the associated listed items; furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Referring to fig. 1 to 5, the embodiment of the utility model discloses a soil in-situ chemical oxidation remediation lab scale, which comprises a soil treatment box 1, a soil filtering device 2 and a conveying device 3;

the soil filtering device 2 is connected to the inner side wall of the soil treatment box 1, a discharge hole 4 is formed in the inner side wall of the soil treatment box 1, the soil filtering device 2 comprises a filtering inclined net 21, the filtering inclined net 21 is rotatably connected to the discharge hole 4 in the inner side wall of the soil treatment box 1 through a rotating shaft, a vibrating roller 22 is movably connected to the lower surface of the filtering inclined net 21, and the vibrating roller 22 is rotatably connected to the inner side wall of the soil treatment box 1 through a rotating shaft; the outer surface of the soil treatment box 1 is fixedly connected with a large particle collecting box 5, and the large particle collecting box 5 is arranged at the discharge port 4;

the conveying device 3 comprises a conveying roller 31, and a conveying belt 32 is connected to the outer surface of the conveying roller 31 in a transmission manner;

the inside wall fixedly connected with feeder hopper 11 of soil processing case 1, the inside wall sliding connection of feeder hopper 11 has scraper 6, and scraper 6 sets up in the top of conveyer belt 32, and adjustment tank 13 has been seted up to the surface of

feeder hopper

11, and 6 threaded connection of scraper has a gim peg 14, and the inside of adjustment tank 13 runs through there is gim peg 14.

Two belt pulleys 33 of pivot fixedly connected with are passed through to the one end of conveying roller 31, the surface fixed connection of belt pulley 33 is at driving motor's power take off end, driving motor passes through the support to be fixed at the surface of soil treatment case 1, one of them belt pulley 33's surface is connected with fifth wheel 34 through belt drive, fifth wheel 34 is through pivot fixedly connected with connection roller 35, it sets up in conveyer belt 32 to connect roller 35, and connect the inner wall contact of roller 35 and conveyer belt 32 and be connected, vibrations roller 22 is oval with the cross section of being connected roller 35.

One end of the vibrating roller 22 is fixedly connected with a mounting wheel 23 through a rotating shaft, and the other belt pulley 33 is connected with the outer surface of the mounting wheel 23 through a belt in a transmission way.

The heating plate 7 is fixedly connected to the inner bottom wall of the soil treatment box 1, and the heating plate 7 is arranged above the conveyor belt 32, namely, the heating plate 7 is arranged above the connecting roller shaft 35.

The outer surface of the soil treatment box 1 is provided with a soil outlet 8, a discharge hopper 9 is fixedly connected in the soil outlet 8, a cleaning brush 10 is fixedly connected to the upper surface of the discharge hopper 9, and the cleaning brush 10 slides on the outer surface of the belt pulley 33.

The both sides of the inside wall of feeder hopper 11 all are connected with damping device 12 in turn, and damping device 12 includes the shock attenuation board, and the shock attenuation board rotates the inside wall of connecting at feeder hopper 11 through the pivot, and the lower fixed surface of shock attenuation board is connected with damping spring, and damping spring's one end fixed connection is at the inside wall of feeder hopper 11.

To sum up, the utility model discloses soil normal position chemical oxidation restores lab scale device, the operation flow in the use is as follows:

1. soil enters into the inside of soil processing case 1 through feeder hopper 11, and when through feeder hopper 11, the damping device 12 of 11 inside walls of feeder hopper can be smashed the bold clod:

when soil with larger volume or impurities falls on the uppermost damping plate, the damping spring is rebounded after being pressed by the impact force of the soil, the damping plate is driven to shake by taking the rotating shaft as the axis, the soil is bumped on the next damping plate and is sequentially transmitted, the large soil blocks can be knocked to be broken in the transmission process and fall on the inclined filtering net 21, and meanwhile, the arrangement of the damping device 12 also avoids the situation that the soil blocks with larger volume directly fall on the inclined filtering net 21 to damage the inclined filtering net 21;

2. the soil filtering device 2 filters soil:

the driving motor is started, the mounting wheel 23 is driven to rotate through the belt, namely, the vibration roller 22 is driven to rotate, the inclined filtering net 21 shakes along with the rotation of the vibration roller 22 under the action of the gravity of the inclined filtering net and the dual gravity of soil, so that larger soil blocks or magazines in the soil can be isolated, the soil with uniform soil particle size falls on the conveying device 3 through the inclined filtering net 21, and the larger soil falls into the large particle collecting box 5 through the discharge hole 4;

3. the conveying device 3 conveys the soil with uniform particle size out;

under the drive of the driving motor, the conveying roller 31 conveys the conveying belt 32, the conveying roller can pass through the scraper 6 in the conveying process, the distance between the scraper 6 and the conveying belt 32 can be adjusted in advance according to the required thickness (the positioning bolt 14 is unscrewed, the scraper 6 slides in the adjusting groove 13 until the positioning bolt 14 is locked at a proper position), when the soil passes through the scraper 6, the soil passing through the scraper 6 is small in thickness and does not have large soil blocks, and the conveying belt 32 passing through the scraper 6 shakes and disperses the soil on the conveying belt 32 under the action of the connecting roller shaft 35, so that the heating plate 7 above the conveying belt 32 can dry the soil conveniently, and the conveyed soil is uniform and dry in particle size; the soil that conveys out falls out through out hopper 9, is provided with brush cleaner 10 simultaneously, avoids soil adhesion on the surface of conveyer belt 32, guarantees the cleanness on conveyer belt 32 surface.

Enter into soil through feeder hopper 11 with soil and handle the inside of case 1, when through feeder hopper 11, the damping device 12 of 11 inside walls of feeder hopper can be broken up bold clod, soil filter equipment 2 filters soil, conveyer 3 conveys away the even soil of particle diameter that filters out, in the data send process, scrape soil plate 6 with soil tiling into that thickness is less and do not have great type soil layer, it shakes the soil of tiling to connect roller 35 and looses, make things convenient for hot plate 7 above conveyer belt 32 to carry out drying process to soil, the even and dry soil particle diameter of guaranteeing to convey out, avoid appearing the caking and during subsequent processing of moist soil entering, further improved prosthetic efficiency and quality to soil.

The present invention is further described in the detailed description, rather than in the limited form thereof, and it will be obvious to those skilled in the art that changes may be made in the structure without departing from the spirit and scope of the invention, and it is intended that all such changes be covered by the appended claims.

Claims

1. The in-situ chemical oxidation remediation small-scale test device for the soil is characterized by comprising a soil treatment box (1), a soil filtering device (2) and a conveying device (3);

the soil filtering device (2) is connected to the inner side wall of the soil treatment box (1), a discharge hole (4) is formed in the inner side wall of the soil treatment box (1), the soil filtering device (2) comprises a filtering inclined net (21), the filtering inclined net (21) is rotatably connected to the discharge hole (4) in the inner side wall of the soil treatment box (1) through a rotating shaft, a vibrating roller (22) is movably connected to the lower surface of the filtering inclined net (21), the vibrating roller (22) is rotatably connected to the inner side wall of the soil treatment box (1) through a rotating shaft;

the conveying device (3) comprises a conveying roller (31), and a conveying belt (32) is connected to the outer surface of the conveying roller (31) in a transmission manner;

the inside wall fixedly connected with feeder hopper (11) of case (1) is handled to soil, the inside wall sliding connection of feeder hopper (11) has scraper (6), scraper (6) set up the top of conveyer belt (32).

2. An in-situ chemical oxidation remediation lab scale of soil according to claim 1, wherein the large particle collecting box (5) is fixedly connected to the outer surface of the soil treatment box (1), and the large particle collecting box (5) is arranged at the discharge port (4).

3. The soil in-situ chemical oxidation remediation lab scale device of claim 1, wherein, the one end of conveying roller (31) is through two belt pulleys (33) of pivot fixedly connected with, the outer fixed surface of belt pulley (33) is connected at driving motor's power take off end, driving motor passes through the support to be fixed the surface of soil treatment case (1), one of them the surface of belt pulley (33) is connected with fifth wheel (34) through belt drive, fifth wheel (34) is through pivot fixedly connected with connection roller (35), connect roller (35) and set up in conveyer belt (32), just connect roller (35) with the inner wall contact of conveyer belt (32) is connected, vibrations roller (22) with the cross section of connecting roller (35) is oval.

4. The in-situ chemical oxidation remediation chamber of soil as claimed in claim 3, wherein one end of the vibrating roller (22) is fixedly connected with a mounting wheel (23) through a rotating shaft, and the other belt pulley (33) is connected to the outer surface of the mounting wheel (23) through a belt transmission.

5. The soil in-situ chemical oxidation remediation chamber of claim 3, wherein a heating plate (7) is fixedly connected to the inner bottom wall of the soil treatment box (1), the heating plate (7) is arranged above the conveyor belt (32), i.e. the heating plate (7) is arranged above the connecting roller (35).

6. The soil in-situ chemical oxidation remediation lab scale of claim 3, wherein the soil treatment box (1) is provided with an outlet (8) on an outer surface thereof, a discharge hopper (9) is fixedly connected in the outlet (8), a cleaning brush (10) is fixedly connected to an upper surface of the discharge hopper (9), and the cleaning brush (10) slides on an outer surface of the belt pulley (33).

7. The soil in-situ chemical oxidation remediation lab device of claim 1, wherein damping devices (12) are alternately connected to both sides of the inner side wall of the feeding hopper (11), each damping device (12) comprises a damping plate, the damping plates are rotatably connected to the inner side wall of the feeding hopper (11) through a rotating shaft, damping springs are fixedly connected to the lower surfaces of the damping plates, and one ends of the damping springs are fixedly connected to the inner side wall of the feeding hopper (11).

8. The in-situ chemical oxidation remediation lab scale of soil of claim 1, wherein the feed hopper (11) is provided with an adjusting groove (13) on an outer surface thereof, the scraper (6) is in threaded connection with a positioning bolt (14), and the positioning bolt (14) penetrates through the adjusting groove (13).