CN215235702U - Screening plant for soil remediation - Google Patents

Abstract

The utility model provides a screening plant for soil remediation relates to the soil remediation field, which comprises a frame, sieve a section of thick bamboo mechanism and crushing mechanism, wherein sieve a section of thick bamboo mechanism includes first motor, cylindricality rotary drum and cover establish the screen cloth in the cylindricality rotary drum outside, first motor drive cylindricality rotary drum rotates, second motor drive (mixing) shaft rotates simultaneously, and the (mixing) shaft rotates with the cylindricality rotary drum relatively, and then make and wait to sieve the soil continuous rotation in the screen cloth from the feed inlet cunning, the soil that the particle diameter is less than the screen cloth aperture falls out the screen cloth, and the stone of major diameter will continue to slide to the right side, until from cylindricality rotary drum roll-off screening plant, and then realize the high-efficient stone that screens out the regional soil in mine, realize soil remediation.

Description

Screening plant for soil remediation

Technical Field

The utility model relates to a soil remediation field especially relates to a screening plant for soil remediation.

Background

Soil remediation refers to the physical, chemical and biological processes used to transfer, absorb, degrade and transform pollutants in soil to reduce their concentration to acceptable levels, or to transform toxic and harmful pollutants into harmless materials. Fundamentally, the technical principle of contaminated soil remediation may include: (1) changing the existing form of the pollutants in the soil or the combination mode of the pollutants and the soil, and reducing the mobility and bioavailability of the pollutants in the environment; (2) the concentration of harmful substances in the soil is reduced.

At present, corresponding technical means are lacked for soil remediation in the mine field, soil remediation in the mine field is slow in progress, the surface layer of the mine soil is difficult to apply to agriculture due to the fact that the surface layer contains a large number of stones with different specifications, and therefore how to efficiently screen out stones in soil in the mine area and achieving soil remediation become a problem to be solved urgently by technical staff in the field.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome not enough that exists among the prior art, provide a screening plant for soil remediation, its stone that can realize high-efficient screening mine region soil realizes soil remediation.

The utility model discloses a realize through following technical scheme: the utility model provides a screening plant for soil remediation, which comprises a frame, sieve section of thick bamboo mechanism and crushing mechanism, sieve section of thick bamboo mechanism includes first motor, cylindricality rotary drum and cover establish the screen cloth in the cylindricality rotary drum outside, the cylindricality rotary drum rotates with the frame through two sets of pivots to be connected, first motor and frame fixed connection, the cross section of cylindricality rotary drum is trapezoidal cross-section, the left side of frame is equipped with the feed inlet, the fixed cover in middle part of cylindricality rotary drum is equipped with annular clamp, first motor passes through drive belt drive cylindricality rotary drum and rotates, the drive belt cover is established on annular clamp, crushing mechanism includes the second motor, (mixing) shaft and multiunit lay at the epaxial stirring leaf of stirring, the (mixing) shaft is with the coaxial fixed connection of pivot, (mixing) shaft and stirring leaf are located the cylindricality rotary drum, second motor drive (mixing) shaft rotates, the (mixing) shaft rotates with the cylindricality rotary drum relatively.

According to the above technical solution, preferably, the stirring shaft is opposite to the rotation direction of the cylindrical drum.

According to the above technical solution, preferably, the machine frame further includes a soil collection funnel, the soil collection funnel is disposed at a lower portion of the cylindrical rotating drum, and the soil collection funnel is used for collecting the screened soil particles.

According to the technical scheme, the soil screening device further comprises a soil conveying line body, wherein the soil conveying line body is located right below the soil collecting hopper and used for outputting screened soil in time.

According to the above technical solution, preferably, the stirring blade includes a metal rod and a rubber part coaxially and fixedly connected to the metal rod, and the rubber part abuts against the inner side of the screen.

The utility model has the advantages that: the utility model discloses a first motor drive cylindricality rotary drum rotates, and the second motor drive (mixing) shaft rotates simultaneously, and the (mixing) shaft rotates with the cylindricality rotary drum relatively, and then makes to wait to sieve soil in the feed inlet slides in the screen cloth and continuously rotates, and the soil that the particle diameter is less than the screen cloth aperture falls out the screen cloth, and the stone of major diameter will continuously slide to the right side, until from cylindricality rotary drum roll-off screening plant, and then realizes the high-efficient stone that screens out the regional soil in mine, realizes soil remediation.

Drawings

Fig. 1 shows a schematic structural diagram according to an embodiment of the present invention.

Fig. 2 shows a schematic structural view of a crushing mechanism according to an embodiment of the present invention.

In the figure: 1. a frame; 2. a screen drum mechanism; 3. a crushing mechanism; 4. a first motor; 5. a cylindrical drum; 6. screening a screen; 7. a feed inlet; 8. an annular hoop; 9. a transmission belt; 10. a second motor; 11. a stirring shaft; 12. stirring blades; 13. a soil collection funnel; 14. a soil conveyor line body; 15. a metal rod; 16. a rubber part.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the utility model, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the utility model.

As shown in the figure, the utility model provides a screening plant for soil remediation, which comprises a frame 1, a screen drum mechanism 2 and a crushing mechanism 3, wherein the screen drum mechanism 2 comprises a first motor 4, a cylindrical rotary drum 5 and a screen 6 sleeved outside the cylindrical rotary drum 5, the cylindrical rotary drum 5 is rotationally connected with the frame 1 through two groups of rotating shafts, the first motor 4 is fixedly connected with the frame 1, the cross section of the cylindrical rotary drum 5 is a trapezoidal section, the left side of the frame 1 is provided with a feed inlet 7, the middle part of the cylindrical rotary drum 5 is fixedly sleeved with an annular hoop 8, the first motor 4 drives the cylindrical rotary drum 5 to rotate through a driving belt 9, the driving belt 9 is sleeved on the annular hoop 8, the crushing mechanism 3 comprises a second motor 10, a stirring shaft 11 and a plurality of stirring blades 12 arranged on the stirring shaft 11, the stirring shaft 11 is coaxially and fixedly connected with the rotating shafts, the stirring shaft 11 and the stirring blades 12 are positioned in the cylindrical rotary drum 5, the second motor 10 drives the stirring shaft 11 to rotate, and the stirring shaft 11 is opposite to the rotation direction of the cylindrical rotating drum 5.

The working process is as follows:

the soil to be screened slides into the screen 6 from a feed inlet 7 at the left side of the screening device; the first motor 4 drives the cylindrical drum 5 to rotate, while the second motor 10 drives the stirring shaft 11 to rotate, while the stirring shaft 11 rotates in the opposite direction to the cylindrical drum 5, the soil with a particle diameter smaller than the aperture of the screen 6 falls out of the screen 6, while the stones with a large diameter will continue to slide to the right until they slide out of the screening device from the cylindrical drum 5.

According to the above embodiment, preferably, the frame 1 further comprises a soil collecting funnel 13, the soil collecting funnel 13 is arranged at the lower part of the cylindrical rotating drum 5, and the soil collecting funnel 13 is used for collecting screened soil particles, thereby realizing efficient collection of small-particle soil.

Further, still include soil transfer line body 14, soil transfer line body 14 is located soil collection funnel 13 under to be used for in time exporting the soil of screening.

Further, the stirring vane 12 comprises a metal rod 15 and a rubber part 16 coaxially and fixedly connected with the metal rod 15, and the rubber part 16 is abutted against the inner side of the screen 6, so that the stirring vane 12 can fully stir soil.

The utility model has the advantages that: the utility model discloses a 5 rotations of first motor 4 drive cylindricality rotary drum, second motor 10 drive (mixing) shaft 11 rotates simultaneously, and (mixing) shaft 11 rotates with cylindricality rotary drum 5 relatively, and then make the soil of waiting to sieve in the follow feed inlet 7 slides in the screen cloth 6 and continuously rotate, the soil that the particle diameter is less than 6 apertures of screen cloth falls out screen cloth 6, and the stone of major diameter will continuously slide to the right side, until from 5 roll-off screening plant of cylindricality rotary drum, and then realize the high-efficient stone of screening off the regional soil in mine, realize soil remediation.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be interpreted broadly, e.g. as a fixed connection, a detachable connection or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the utility model can be understood in specific cases to those of ordinary skill in the art.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the utility model, but not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (5)

1. The screening device for soil remediation is characterized by comprising a frame, a screen drum mechanism and a crushing mechanism, wherein the screen drum mechanism comprises a first motor, a cylindrical rotary drum and a screen mesh sleeved outside the cylindrical rotary drum, the cylindrical rotary drum is rotatably connected with the frame through two sets of rotating shafts, the first motor is fixedly connected with the frame, the cross section of the cylindrical rotary drum is a trapezoidal section, a feed inlet is formed in the left side of the frame, an annular hoop is fixedly sleeved in the middle of the cylindrical rotary drum, the first motor drives the cylindrical rotary drum to rotate through a transmission belt, the transmission belt is sleeved on the annular hoop, the crushing mechanism comprises a second motor, a stirring shaft and a plurality of groups of stirring blades arranged on the stirring shaft, the stirring shaft is coaxially and fixedly connected with the rotating shafts, and the stirring shaft and the stirring blades are positioned in the cylindrical rotary drum, the second motor drives the stirring shaft to rotate, and the stirring shaft and the cylindrical rotating drum rotate relatively.

2. A soil remediation screening apparatus as claimed in claim 1 wherein said agitator shaft rotates in the opposite direction to said cylindrical drum.

3. A soil remediation screening apparatus as claimed in claim 2, wherein the housing further includes a soil collection hopper disposed at a lower portion of the cylindrical drum for collecting screened soil particles.

4. A screening device for soil remediation according to claim 3 further comprising a soil conveyor line located directly below the soil collection hopper for timely output of screened soil.

5. A soil remediation screening apparatus as claimed in claim 4 wherein the mixing blade comprises a metal bar and a rubber portion fixedly connected coaxially with the metal bar, the rubber portion bearing against the inside of the screen.

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