CN211636282U

CN211636282U - Ground heavy metal contaminated soil remediation equipment

Info

Publication number: CN211636282U
Application number: CN201922188922.0U
Authority: CN
Inventors: 王国峰; 席海苏; 罗文娟
Original assignee: Chongqing Solid Waste Management Service Center Co ltd
Current assignee: Chongqing Solid Waste Management Service Center Co ltd
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-10-09
Anticipated expiration: 2029-12-09

Abstract

The utility model relates to a place heavy metal contaminated soil repair equipment, it includes that churn and axis are vertical to be set up in the inside stirring rake of churn, still is provided with the feed inlet of soil and the discharge gate of soil and the pan feeding passageway of admixture on the churn, stirring rake upper end screwed connection is at the churn top, and the stirring rake is located the churn upper end and is provided with driven gear, and gear one side has set firmly the motor, and the output of motor is provided with the driving gear, and the driven gear on the driving gear on the motor output end and the stirring rake meshes mutually. The utility model discloses have and make the more even abundant effect of stirring.

Description

Ground heavy metal contaminated soil remediation equipment

Technical Field

The utility model belongs to the technical field of the prosthetic technique of soil and specifically relates to a place heavy metal contaminated soil repair equipment is related to.

Background

Heavy metal pollution refers to environmental pollution caused by metals or compounds thereof with the density of more than 5, and is mainly caused by human factors such as mining, waste gas emission, sewage irrigation, heavy metal product use and the like.

The utility model with the publication number of CN208357464U in the prior art discloses a heavy metal contaminated soil remediation device, which comprises a casing, wherein a soil inlet and an amendment inlet are respectively arranged at two ends of the top of the casing, a smashing device is arranged in the soil inlet, a stirring barrel is arranged in the casing, a driving motor is arranged above the top center of the stirring barrel, an output shaft of the driving motor is connected with a stirring shaft, a plurality of connecting rods are symmetrically arranged at the lower end of the stirring shaft, stirring blades are arranged at the end parts of the connecting rods, a cathode plate and an anode plate are symmetrically arranged at two sides of the stirring shaft in the stirring barrel, the outer side walls of the cathode plate and the anode plate are fixedly connected with the inner wall of the stirring barrel through connecting blocks, a pressure pump is symmetrically arranged at the upper ends of two sides of the stirring barrel, a spray head is connected, the inner side of the soil discharge port is hinged with a matched sealing supporting plate. The utility model discloses can improve heavy metal contaminated soil prosthetic devices's heavy metal efficiency of detaching.

The above prior art solutions have the following drawbacks: the metal contaminated soil remediation device only performs ordinary stirring, the stirring is not sufficient, and the contact between the soil and the additive is not uniform enough.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art existence, one of the purposes of the utility model is to provide a stirring equipment that stirs more evenly.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a place heavy metal contaminated soil repair equipment, includes that churn and axis are vertical sets up in the inside stirring rake of churn, still is provided with the feed inlet of soil and the discharge gate of soil and the pan feeding passageway of admixture on the churn, stirring rake upper end screwed connection is in the top of churn, and the stirring rake is located the churn upper end and is provided with driven gear, and gear one side has set firmly the motor, and the motor is positive and negative motor that changes, and the output of motor is provided with the initiative, and the driving gear on the motor output end meshes with driven gear on the stirring rake mutually.

Through adopting above-mentioned technical scheme, when the motor just reverses, the stirring rake not only can stir soil, can also up-and-down motion to make the stirring more even, make the contact between admixture and the soil more abundant, thereby can make the heavy metal clearance increase.

The present invention may be further configured in a preferred embodiment as: the driven gear is located on the stirring paddle at the upper end of the stirring drum and comprises a first gear, a second gear and a third gear, the upper end of the stirring paddle is located through a set of gears, a sleeve is arranged on the inner wall of the first gear in a coaxial and integrated mode, a chute which is arranged on the inner wall of the sleeve in the axial direction of the stirring paddle is arranged on one side of the sleeve, the sleeve is connected with the stirring drum in a rotating mode, a protrusion which is matched with the chute is arranged at the upper end of the stirring paddle, a second pinion is arranged on the inner wall of the stirring drum in a coaxial and integrated mode, a third pinion is arranged on the inner wall of the stirring drum in a rotating mode, a third pinion is arranged on the inner wall of the stirring drum in a coaxial and integrated mode, the first gear is meshed with the second pinion of the second gear, the third gear is meshed with the third pinion of the gear in a.

Through adopting above-mentioned technical scheme, when motor drive gear three rotated, gear two of pinion drive gear of gear three rotated, and gear two's pinion drive gear rotated to can make the rotational speed of gear one far be less than gear three, thereby make gear a moment increase, be fit for the stirring rake more and stir soil.

The present invention may be further configured in a preferred embodiment as: and one end of the stirring paddle, which is provided with a section of screw thread and is close to the first gear, is fixedly provided with a baffle.

Through adopting above-mentioned technical scheme, when the reciprocating motion was crossed the limit from top to bottom to the stirring rake, the separation blade of the gear on the stirring rake played spacing effect, can prevent that the stirring rake from breaking away from the supporting shoe of churn upper end.

The present invention may be further configured in a preferred embodiment as: and a switch is arranged on one side of the supporting block facing the blocking piece and used for stopping the rotation of the motor.

Through adopting above-mentioned technical scheme, driving motor stall when the switch on the supporting shoe supports to the separation blade to can avoid producing wearing and tearing between supporting shoe and the separation blade.

The present invention may be further configured in a preferred embodiment as: and one side of the blocking piece facing the switch is rotatably connected with a circular ring.

Through adopting above-mentioned technical scheme, when the switch supported to the ring, the ring rotated for the separation blade and is connected to reduce the separation blade and damage the switch.

The present invention may be further configured in a preferred embodiment as: the stirring rake includes two sets of stirring vane, and the distance that two sets of stirring vane separate is 1/3 of whole stirring rake length, and one of them set of stirring vane is located the one end that the motor was kept away from to the stirring rake.

Through adopting above-mentioned technical scheme, the stirring rake includes two sets of stirring vane, reciprocating motion on the stirring rake simultaneously to can turn out soil from top to bottom.

The present invention may be further configured in a preferred embodiment as: an inverted taper pipe is coaxially and fixedly arranged at the bottom of the stirring cylinder, the diameter of the upper bottom of the taper pipe is larger than that of the lower bottom of the taper pipe, and a knife gate valve is arranged at the upper bottom of the taper pipe.

Through adopting above-mentioned technical scheme, the bottom of churn sets up the taper pipe, is collected by the soil concentration of administering in the convenient churn, closes the knife gate valve when the stirring, just can not lead to the soil of stirring rake below to be difficult to by the stirring, opens the knife gate valve when collecting.

The present invention may be further configured in a preferred embodiment as: the bottom of supporting shoe is provided with the ring pipe, is provided with a plurality of spouts down on the ring pipe, and the ring pipe passes through the pan feeding passageway intercommunication of admixture with the external world.

Through adopting above-mentioned technical scheme, add the admixture to the annular tube inside, spray for the mixing of the inside soil admixture of stirring rake is the misce bene more easily.

To sum up, the utility model discloses a following at least one useful technological effect:

1. when the motor rotates forwards and backwards, the stirring paddle can not only stir the soil, but also reciprocate up and down, so that the stirring is more uniform, the contact between the admixture and the soil is more sufficient, and the heavy metal removal rate can be increased;

2. when the motor drives the gear III to rotate, the secondary gear of the gear III drives the gear II to rotate, and the secondary gear of the gear II drives the gear I to rotate, so that the rotating speed of the gear I is far lower than that of the gear III, a torque of the gear is increased, and the soil stirring paddle is more suitable for stirring soil;

3. when the up-and-down reciprocating motion of the stirring paddle is over-limited, the baffle of the gear on the stirring paddle plays a limiting role, and the stirring paddle can be prevented from being separated from the supporting block at the upper end of the stirring cylinder.

Drawings

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

Fig. 2 is a cross-sectional view taken along a-a in fig. 1.

Fig. 3 is an enlarged schematic view of a portion B in fig. 2.

Fig. 4 is an exploded view of the present invention.

Fig. 5 is an enlarged schematic view of a portion C in fig. 4.

In the figure, 1, a mixing drum; 11. a feed inlet; 12. a discharge port; 13. a feeding channel; 2. a stirring paddle; 21. a protrusion; 22. a stirring blade; 3. a first gear; 31. a sleeve; 311. a chute; 4. a second gear; 41. a secondary gear II; 5. a third gear; 51. a third pinion; 6. a support block; 61. a switch; 7. a baffle plate; 71. a circular ring; 8. a taper pipe; 81. a knife gate valve; 9. an annular tube.

Detailed Description

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

Referring to fig. 1 and 2, for the utility model discloses a place heavy metal contaminated soil repair equipment, including 1 churn and the vertical stirring rake 2 that sets up in 1 inside of churn of axis, still be provided with the feed inlet 11 of soil and the discharge gate 12 of soil and the pan feeding passageway 13 of admixture on the

churn

1, 2 upper end screwed connection in the top of churn 1 of stirring rake, still set firmly the motor on the churn 1, the motor is the motor that is just reversing, is provided with the driving gear on the output of motor.

Referring to fig. 3, a first gear 3 is sleeved at the upper end of a mixing drum 1 of a mixing paddle 2, a sleeve 31 is coaxially and integrally formed on the inner wall of the first gear 3, a chute 311 along the axial direction of the mixing paddle 2 is formed on the inner wall of the sleeve 31, one side of the sleeve 31 facing the mixing drum 1 is rotatably connected with the mixing drum 1, and a protrusion 21 matched with the chute 311 is formed at the upper end of the mixing paddle 2;

a second gear 4 is rotatably connected to the inner wall of the mixing drum 1, and a second pinion 41 with the radius smaller than that of the second gear 4 is coaxially and integrally formed on the second gear 4;

a third gear 5 is sleeved on the outer wall of the sleeve 31, and a third pinion 51 with the radius smaller than that of the third gear 5 is coaxially and integrally formed on the third gear 5;

the first gear 3 is meshed with a second pinion 41 of the second gear 4, the second gear 4 is meshed with a third pinion 51 of the third gear 5, the third gear 5 is meshed with a gear on the output end of the motor, the upper end of the stirring paddle 2 is spirally connected with a supporting block 6, and the supporting block 6 is fixed on the side wall of the stirring drum 1 below the first gear 3.

Referring to fig. 3 and 5, when the output end of the motor rotates, the gear three 5 rotates, the pinion of the gear three 5 rotates at the same angular speed as the gear three 5, the pinion of the gear three 5 drives the gear two 4 to rotate, the pinion of the gear two 4 rotates at the same angular speed as the gear two 4, the pinion of the gear two 4 drives the gear one 3 to rotate, and the gear one 3 drives the stirring paddle 2 to rotate, so that the effects of reducing speed and increasing torque are achieved.

One end of the stirring paddle 2, which is provided with a section of screw thread and is close to the first gear 3, is coaxially and fixedly provided with an annular blocking piece 7, so that the supporting block 6 can be prevented from being separated from the stirring paddle 2.

One side of the supporting block 6 facing the blocking piece 7 is provided with a switch 61, and the switch 61 is electrically connected with the motor and used for stopping the rotation of the motor.

A ring 71 is rotatably connected to the side of the shutter 7 facing the switch 61, the switch 61 may be worn by inertia when the shutter 7 contacts the switch 61, and when the ring 71 is rotatably connected to the shutter, the ring 71 is difficult to rotate along with the shutter 7 after contacting the switch 61, so that the switch 61 is protected from being worn.

Referring to fig. 4, the stirring paddle 2 includes two groups of stirring blades 22, the two groups of stirring blades 22 are separated by 1/3 of the length of the stirring paddle 2, wherein one group of stirring blades 22 is located at the end of the stirring paddle 2 far from the motor. The stirring blades 22 comprise two groups, and when the stirring blades 22 axially move under the driving of the motor, the soil inside the stirring cylinder 1 can be uniformly mixed by moving for a short distance.

The conical tube 8 of an inversion is coaxially fixed to the bottom of the mixing drum 1, the diameter of the upper bottom of the conical tube 8 is larger than the diameter of the lower bottom of the conical tube 8, the knife gate valve 81 is arranged at the upper bottom of the conical tube 8, when the mixing paddle 2 is used for mixing, it can be guaranteed that soil and additives inside the mixing drum 1 can be mixed uniformly, when the soil to be mixed is discharged, the knife gate valve 81 is opened, the soil penetrates through the conical tube, and the soil to be mixed can be collected.

Referring to fig. 5, an annular pipe 9 is fixed at the bottom of the supporting block 6, a plurality of nozzles facing downwards penetrate through the annular pipe 9 along the circumferential direction, and the annular pipe 9 is communicated with the outside through a feeding channel 13 of the admixture.

The implementation principle of the embodiment is as follows: pour soil into the inside of churn 1 earlier, then open motor drive gear three 5, three 51 secondary gears that gear three 5 drive gear two 4 rotations, secondary gear two 41 drive gear one 3 rotations, gear one 3 drives stirring rake 2 and rotates, because screwed connection between stirring rake 2 and the stirring rake 2, the motor is the motor that just reverses, stirring rake 2 can up-and-down reciprocating motion, simultaneously through the speed reduction of a plurality of gears, the effect of increasing the distance has been reached, thereby make stirring rake 2 be more suitable for the stirring of soil.

When the stirring paddle 2 rotates upwards excessively, the switch 61 on the supporting block 6 contacts the ring 71 on the baffle plate, so that the switch 61 is prevented from being damaged, and the baffle plate is prevented from being worn.

After the stirring is completed, the knife gate valve 81 is opened to collect the soil collectively.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a place heavy metal contaminated soil repair equipment, includes that churn (1) and axis are vertical to be set up in inside stirring rake (2) of churn (1), still is provided with feed inlet (11) of soil and discharge gate (12) of soil and pan feeding passageway (13) of admixture on churn (1), its characterized in that: stirring rake (2) upper end spiral connection is at churn (1) top, and stirring rake (2) are located churn (1) upper end and are provided with driven gear, and gear one side has set firmly the motor, and the motor is just reversing motor, and the output of motor is provided with the driving gear, and the driving gear on the motor output end meshes with driven gear on stirring rake (2) mutually.

2. The field heavy metal contaminated soil remediation device of claim 1, wherein: the driven gear positioned on the stirring paddle (2) at the upper end of the stirring cylinder (1) comprises a first gear (3), a second gear (4) and a third gear (5), the first gear (3) is sleeved at the upper end of the stirring paddle (2), a sleeve (31) is coaxially and integrally formed on the inner wall of the first gear (3), a chute (311) along the axial direction of the stirring paddle (2) is arranged on the inner wall of the sleeve (31), one side, facing the stirring cylinder (1), of the sleeve (31) is rotatably connected with the stirring cylinder (1), a bulge (21) matched with the chute (311) is arranged at the upper end of the stirring paddle (2), a second gear (41) is coaxially and integrally formed on the second gear (4), the second gear (4) is rotatably connected on the inner wall of the stirring cylinder (1), a third auxiliary gear (51) is coaxially and integrally formed on the third gear (5), the third gear (5) is sleeved on the sleeve (31), and the second gear (41) of the first gear (3) and the second gear (4, the gear II (4) is meshed with the pinion gear III (51) of the gear III (5), the gear III (5) is meshed with the gear on the output end of the motor, the upper end of the stirring paddle (2) is spirally connected with a supporting block (6), and the supporting block (6) is fixed on the side wall of the stirring drum (1) below the gear I (3).

3. The field heavy metal contaminated soil remediation device of claim 2, wherein: and a blocking piece (7) is fixedly arranged at one end, provided with a thread section, of the stirring paddle (2) and close to the gear I (3).

4. The field heavy metal contaminated soil remediation device of claim 3, wherein: and a switch (61) is arranged on one side of the supporting block (6) facing the blocking piece (7), and the switch (61) is used for stopping the rotation of the motor.

5. The field heavy metal contaminated soil remediation device of claim 4, wherein: one side of the baffle plate (7) facing the switch (61) is rotatably connected with a circular ring (71).

6. The field heavy metal contaminated soil remediation device of claim 5, wherein: the stirring paddle (2) comprises two groups of stirring blades (22), the distance between the two groups of stirring blades (22) is 1/3 of the length of the whole stirring paddle (2), and one group of stirring blades (22) is positioned at one end, far away from the motor, of the stirring paddle (2).

7. The field heavy metal contaminated soil remediation device of claim 6, wherein: an inverted taper pipe (8) is coaxially and fixedly arranged at the bottom of the stirring cylinder (1), the diameter of the upper bottom of the taper pipe (8) is larger than that of the lower bottom of the taper pipe (8), and a knife gate valve (81) is arranged at the upper bottom of the taper pipe (8).

8. The field heavy metal contaminated soil remediation device of claim 7, wherein: the bottom of the supporting block (6) is provided with an annular pipe (9), the annular pipe (9) is provided with a plurality of nozzles facing downwards, and the annular pipe (9) is communicated with the outside through a feeding channel (13) of an additive.