CN113458135A

CN113458135A - A auxiliary assembly for repairing pollute soil

Info

Publication number: CN113458135A
Application number: CN202110721841.1A
Authority: CN
Inventors: 刘玉仙; 刘同喆; 魏善明; 韩昱; 李哲; 李志华; 刘振阳
Original assignee: No 801 Hydrogeological Engineering Geology Brigade of Shandong Bureau of Geology and Mineral Resources
Current assignee: No 801 Hydrogeological Engineering Geology Brigade of Shandong Bureau of Geology and Mineral Resources
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2021-10-01
Anticipated expiration: 2041-06-28
Also published as: CN113458135B

Abstract

The invention relates to the technical field of environmental protection, in particular to auxiliary equipment for repairing polluted soil, which comprises a shell and a rotary tillage frame, wherein the shell is arranged at the front end of a vehicle body, the rotary tillage frame is arranged at the rear end of the vehicle body, a plurality of drill bits are obliquely arranged in the shell compared with the ground, and the drill bits are arranged in a hollow mode and can spray repairing agents in the rotating process. According to the invention, the rotatable drill bit is arranged at the front end of the vehicle body, the drill bit can spray the remediation agent into the soil while turning the polluted soil, the rotary tillage frame at the rear end of the vehicle body can stir the turned soil again to enable the soil to be fully fused with the remediation agent, the remediation efficiency of the remediation agent is improved, the hydraulic cylinder is used for controlling the height of the shell and the ground of the drill bit, when the polluted soil is different in pollution depth, the drill bit can be controlled to reach a proper position in the polluted soil to spray the remediation agent, and the remediation effect of the remediation agent is further improved.

Description

A auxiliary assembly for repairing pollute soil

Technical Field

The invention relates to the technical field of environmental protection, in particular to auxiliary equipment for repairing polluted soil.

Background

At present, in-situ or ex-situ solidification/stabilization technology is generally adopted for repairing heavy metal contaminated soil, and the technology is to add repairing agents (curing agents, stabilizing agents and the like) into the contaminated soil, and the repairing agents, the curing agents, the stabilizing agents and the like are fully mixed to generate physical and chemical effects with a contaminated medium and pollutants, so that the contaminated soil is sealed into a solidified body with complete structure and low permeability, or the pollutants are converted into a chemically inactive form, and the migration and diffusion of the pollutants in the environment are reduced.

In the process of ectopic solidification/stabilization repair of heavy metal contaminated soil, aiming at small and medium-sized projects, repair enterprises generally use non-professional equipment such as excavators and rotary cultivators to mix repair agents and contaminated soil, and then add repair agents manually on the ground after mixing.

Disclosure of Invention

In order to overcome the technical problems described above, the present invention aims to provide an auxiliary device for remediating contaminated soil.

The purpose of the invention can be realized by the following technical scheme:

the utility model provides an auxiliary assembly for restoreing pollute soil, is including setting up respectively in the casing of automobile body front end and the rotary tillage frame of rear end, it is provided with a plurality of drill bits to compare in the slope of ground in the casing, drill bit cavity sets up and it can spray repair agent at the rotation in-process.

The hydraulic lifting device is characterized in that a supporting rod is arranged at the rear end of the vehicle body, and the end part of the supporting rod extends to the front end of the vehicle body and is provided with a hydraulic cylinder.

The support rod is of an L-shaped rod structure, and the output end of the hydraulic cylinder is provided with a shell.

The drill bit is characterized in that a water tank and a water pump are arranged on the top surface of the shell and are connected through a liquid guide pipe, a liquid outlet for outputting liquid is further formed in one end of the water pump, and a transverse plate and a plurality of limiting blocks are respectively arranged on the two sides of the inner cavity of the shell, which are opposite to the front end and the rear end of the drill bit.

The drill bit is characterized in that the transverse plate is obliquely arranged, the inclination angle of the transverse plate is the same as that of the drill bit, the limiting block is of a structure which is wide at the top and narrow at the bottom, and a circular ring is arranged at the narrow end of the limiting block.

The motor is fixedly connected with the shell through a fixed plate, the output end of the motor penetrates through the side wall of the shell and is sleeved with one end fixed with a rotating shaft, the other end of the rotating shaft is rotatably connected with the inner cavity wall of the shell through a first bearing, and the annular wall of the rotating shaft corresponds to the position, provided with the circular through hole, of the transverse plate and is also provided with a first helical gear.

The front end of the drill bit is sequentially sleeved with a second bearing and a second bevel gear, the second bearing is rotatably sleeved with the transverse plate, the second bevel gear is meshed with the first bevel gear and is a matched component, a liquid inlet communicated with an inner cavity of the drill bit is formed in the rear end of the drill bit, a limiting ring is sleeved at the rear end of the drill bit, and the limiting ring is rotatably sleeved with a circular ring at the end part of the limiting block.

The drill bit is a cone, a plurality of convex blocks are arranged on the annular wall of the drill bit at equal angles, two side walls of the convex blocks are arranged in a mirror symmetry mode, and a plurality of nozzles are arranged on one side wall, back to back, of the drill bit in the rotation direction.

The invention has the beneficial effects that:

1. the rotatable drill bit is arranged at the front end of the vehicle body, the drill bit can spray the remediation agent into the soil while turning the polluted soil, and the rotary tillage frame at the rear end of the vehicle body stirs the turned soil again, so that the soil is fully fused with the remediation agent, and the remediation efficiency and the remediation effect of the remediation agent are improved;

2. by using the hydraulic cylinder to control the ground clearance of the shell and the drill bit, when the polluted soil has different pollution depths, the drill bit can be controlled to reach a proper position in the polluted soil to spray the repairing agent, so that the repairing effect of the repairing agent is further improved;

3. the side of the lug, which is opposite to the rotation direction of the drill bit, is provided with the nozzle, when the drill bit is contacted with the polluted soil along the fixed rotation direction, one side wall, which is not provided with the nozzle, on the lug is tightly extruded with the polluted soil, and the side wall, which is provided with the nozzle, is contacted with the loosened polluted soil, so that the probability that the nozzle is blocked by the polluted soil is greatly reduced, the fault probability of the equipment during working is reduced, and the repair efficiency is improved.

Drawings

The invention will be further described with reference to the accompanying drawings.

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

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a side view of the housing of the present invention;

FIG. 4 is a schematic view showing the internal structure of the casing according to the present invention;

FIG. 5 is a schematic view of the structure of the water tank and the water pump according to the present invention;

FIG. 6 is a schematic view of the construction of the drill bit of the present invention;

FIG. 7 is a schematic view of the structure of the nozzle of the present invention.

In the figure: 1. a vehicle body; 2. a support bar; 21. a hydraulic cylinder; 3. a rotary tillage frame; 4. a housing; 41. a water tank; 42. a water pump; 43. a liquid outlet; 44. a transverse plate; 45. a limiting block; 5. a motor; 51. a fixing plate; 52. a rotating shaft; 53. a first helical gear; 54. a first bearing; 6. a drill bit; 61. a second bearing; 62. a second helical gear; 63. a liquid inlet; 64. a limiting ring; 65. a bump; 66. and (4) a nozzle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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.

As shown in the figure I, the overall structure of the auxiliary equipment for repairing the polluted soil is schematically shown, the existing domestic polluted soil repairing equipment is mainly a set of large-scale equipment, mainly adopts a crawler as a moving mode, the large-scale equipment has better repairing efficiency and repairing effect, but has a narrow application scene, the land appearance of China is about 33% of a mountain land, 26% of a plateau, 19% of a basin, 12% of a plain and 10% of a hill, and the mountain area occupies about two thirds of the area of the whole country, so that the large-scale equipment is difficult to be commonly used in relatively narrow or steep scenes, compared with the equipment, the movable vehicle body 1 with tires is adopted as a moving carrier of the soil repairing auxiliary equipment, the movable vehicle body is flexible to move, is suitable for the polluted soil in steep and narrow use scenes, and compared with the traditional non-professional equipment for turning over the polluted soil and spraying repairing agents, the auxiliary equipment is higher in efficiency of turning the contaminated soil and higher in quality, and can blend the repairing agent into the contaminated soil, so that labor consumption of manpower is reduced, the possibility that the body of a worker is possibly caused to have problems due to the fact that the repairing agent is always contacted by a worker is avoided, and the contaminated soil repairing equipment with the special use scene is more suitable for the special geological environment of China.

As shown in figure 2, the auxiliary equipment for repairing contaminated soil comprises a shell 4 and a rotary tillage frame 3, wherein the shell 4 and the rotary tillage frame 3 are respectively arranged at the front end and the rear end of a vehicle body 1, a plurality of drill bits 6 are obliquely arranged in the shell 4 compared with the ground, and the drill bits 6 are arranged in a hollow mode and can spray repairing agents in the rotating process. Through being provided with rotatable drill bit 6 at the front end of automobile body 1, drill bit 6 also can spray remediation medicament to soil in will polluting soil and turn over, and the rotary tillage frame 3 of automobile body 1 rear end stirs the soil that has been turned over once more, makes it fully fuse with remediation medicament, improves remediation efficiency and the repair effect of remediation medicament.

As shown in fig. 2, a support rod 2 is disposed at the rear end of the vehicle body 1, the end of the support rod 2 extends to the front end of the vehicle body 1 and is provided with a hydraulic cylinder 21, the support rod 2 is in an L-shaped rod structure, and the output end of the hydraulic cylinder 21 is provided with a housing 4. By controlling the height of the shell 4 and the drill bit 6 from the ground by using the hydraulic cylinder 21, when the polluted soil has different pollution depths, the drill bit 6 can be controlled to reach a proper position in the polluted soil to spray the repairing agent, so that the repairing effect of the repairing agent is further increased.

As shown in fig. 3, 4 and 5, the top surface of the housing 4 is provided with a water tank 41 and a water pump 42, which are connected by a liquid guide tube, one end of the water pump 42 is further provided with a liquid outlet 43 for outputting liquid, two sides of the inner cavity of the housing 4, which are opposite to the front end and the rear end of the drill bit 6, are respectively provided with a transverse plate 44 and a plurality of limiting blocks 45, as shown in fig. 4 and 5, the transverse plate 44 is obliquely arranged, the inclination angle of the transverse plate 44 is the same as that of the drill bit 6, the limiting blocks 45 are in a structure with a wide top and a narrow bottom, and one narrow end of the limiting blocks 45 is provided with a circular ring. In order to facilitate the drill bit 6 to play a role, the casing 4 is seted up jaggedly with the position that the rear end of the relative one side of water tank 41 promptly drill bit 6 corresponds, treat that the both sides of casing 4 insert in polluting soil, drill bit 6 contacts with polluting soil, and stopper 45 is owing to play the effect that supports drill bit 6 consequently also with polluting soil contact, and narrow design improves stopper 45's reliability on the one hand about the width, also reduced stopper 45 and the resistance that pollutes the soil conflict on the one hand, promote drill bit 6's turnover efficiency.

As shown in fig. 5, a motor 5 is disposed on a position of an outer side wall of the casing 4 corresponding to the transverse plate 44, the motor 5 is fixedly connected to the casing 4 through a fixing plate 51, an output end of the motor 5 penetrates through a side wall of the casing 4 and is sleeved and fixed with one end of a rotating shaft 52, the other end of the rotating shaft 52 is rotatably connected to an inner cavity wall of the casing 4 through a first bearing 54, a first helical gear 53 is further disposed on a position of an annular wall of the rotating shaft 52 corresponding to the transverse plate 44, where a circular through hole is formed in the transverse plate 44, as shown in fig. 6, a second bearing 61 and a second helical gear 62 are sequentially sleeved at a front end of the drill 6, the second bearing 61 is rotatably sleeved and connected to the transverse plate 44, the second helical gear 62 is mutually engaged with the first helical gear 53, the two are matching members, a liquid inlet 63 communicated with an inner cavity of the drill 6 is formed at a rear end of the drill 6, a limiting ring 64 is sleeved and rotatably sleeved and connected to an end of the limiting block 45.

Based on the above technical solution, when the vehicle body 1 moves to the contaminated soil, the hydraulic cylinder 21 is started to drive the casing 4 to drive the drill bit 6 to move vertically and downwardly, when the drill bit 6 is inserted into the contaminated soil to a certain depth, the motor 5 is started, the output end of the motor 5 drives the rotating shaft 52 to rotate, the rotating shaft 52 drives the first bevel gear 53 to rotate in the rotating process, the second bevel gear 62 meshed with the first bevel gear 53 also rotates, the drill bit 6 also rotates synchronously under the rotating action of the second bevel gear 62, the second bearing 61 and the limiting ring 64 are respectively connected with the transverse plate 44 and the limiting block 45 to provide stable support for the rotation of the drill bit 6, so as to avoid the drill bit 6 from shifting in the rotating process, when the drill bit 6 arranged obliquely contacts the contaminated soil, the friction force encountered by the drill bit 6 is smaller than that of the drill bit 6 which is completely perpendicular, which improves the rotating efficiency of the drill bit 6, also reduced the long-time atress of drill bit 6 and taken place the probability of damaging, at the rotation in-process of drill bit 6, the restoration medicament in the water tank 41 is sucked by water pump 42 and is leaded to the inlet 63 of 6 rear ends of drill bit, and the restoration medicament is from nozzle 66 blowout under the pressure of water pump 42 to realize stirring the soil and carrying out in step with spraying the restoration medicament, the integration degree is high, uses manpower sparingly and restores fastly.

As shown in fig. 7, the drill 6 is a cone, and the circumferential wall of the drill 6 is provided with a plurality of protrusions 65 at equal angles, two side walls of the protrusions 65 are arranged in mirror symmetry, wherein a side wall opposite to the rotation direction of the drill 6 is provided with a plurality of nozzles 66. The side of the lug 65 opposite to the rotation direction of the drill bit 6 is provided with the nozzle 66, when the drill bit 6 contacts with the polluted soil along the fixed rotation direction, one side wall of the lug 65, which is not provided with the nozzle 66, is tightly extruded with the polluted soil, and the side wall provided with the nozzle 66 contacts with the loosened polluted soil, so that the probability that the nozzle 66 is blocked by the polluted soil is greatly reduced, the fault probability of the equipment during working is reduced, and the repair efficiency is improved.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.

Claims

1. The utility model provides an auxiliary assembly for repairing contaminated soil, includes and sets up respectively in casing (4) and the rotary tillage frame (3) of rear end of automobile body (1) front end, its characterized in that, be provided with a plurality of drill bits (6) in casing (4) relatively in ground slope, drill bit (6) cavity sets up and it can spray repair agent in the rotation process.

2. Auxiliary equipment for remediating contaminated soil as claimed in claim 1, characterized in that the rear end of the vehicle body (1) is provided with a support bar (2), the end of the support bar (2) extending to the front end of the vehicle body (1) and being provided with a hydraulic cylinder (21).

3. Auxiliary equipment for remediating contaminated soil as claimed in claim 2, wherein the support bar (2) is of L-bar construction, and the output end of the hydraulic cylinder (21) is provided with a housing (4).

4. The auxiliary equipment for remediating contaminated soil as recited in claim 3, wherein a water tank (41) and a water pump (42) are arranged on the top surface of the housing (4) and connected by a liquid guide pipe, a liquid outlet (43) for outputting liquid is further formed at one end of the water pump (42), and a transverse plate (44) and a plurality of limiting blocks (45) are respectively arranged on two sides of the inner cavity of the housing (4) opposite to the front end and the rear end of the drill bit (6).

5. The auxiliary equipment for remediating contaminated soil as recited in claim 4, wherein the transverse plate (44) is inclined at an angle equal to that of the drill bit (6), the limiting block (45) is of a structure with a wide top and a narrow bottom, and a circular ring is disposed at the narrow end of the limiting block (45).

6. The auxiliary device for repairing the polluted soil according to claim 5, wherein a motor (5) is arranged at a position, corresponding to the transverse plate (44), of one outer side wall of the housing (4), the motor (5) is fixedly connected with the housing (4) through a fixing plate (51), an output end of the motor (5) penetrates through the side wall of the housing (4) and is sleeved and fixed with one end of a rotating shaft (52), the other end of the rotating shaft (52) is rotatably connected with the inner cavity wall of the housing (4) through a first bearing (54), and a first helical gear (53) is further arranged at a position, corresponding to the transverse plate (44), of the annular wall of the rotating shaft (52) where the circular through hole is formed.

7. The auxiliary device for repairing the polluted soil according to claim 6, wherein a second bearing (61) and a second bevel gear (62) are sequentially sleeved at the front end of the drill bit (6), the second bearing (61) is rotatably sleeved with the transverse plate (44), the second bevel gear (62) is meshed with the first bevel gear (53) and is a matched component, a liquid inlet (63) communicated with an inner cavity of the drill bit (6) is formed in the rear end of the drill bit (6), a limiting ring (64) is sleeved at the rear end of the drill bit (6), and the limiting ring (64) is rotatably sleeved with a circular ring at the end part of the limiting block (45).

8. Auxiliary equipment for remediating contaminated soil as claimed in claim 7, wherein the drill bit (6) is cone-shaped, and the circumferential wall of the drill bit (6) is equiangularly provided with a plurality of projections (65), the two side walls of the projections (65) are mirror-symmetrically arranged, wherein the side wall opposite to the rotation direction of the drill bit (6) is provided with a plurality of nozzles (66).