CN219151152U

CN219151152U - Heavy metal soil treatment device

Info

Publication number: CN219151152U
Application number: CN202223298324.7U
Authority: CN
Inventors: 乔丁成; 王谋能; 徐泽
Original assignee: Jiangsu Kaijin Ecological Construction Co ltd
Current assignee: Jiangsu Kaijin Ecological Construction Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-06-09
Anticipated expiration: 2032-12-08

Abstract

The utility model relates to a heavy metal soil treatment device, which relates to the technical field of soil treatment and comprises a bracket, a tank body arranged on the bracket and a main rod rotatably arranged in the tank body, wherein the tank body is provided with a feeding door, a discharging door and a reagent component, the reagent component is used for adding a reagent into the tank body to treat soil, the main rod is provided with a plurality of stirring rods, the inner wall of the tank body is rotatably provided with a plurality of stirring rollers, the stirring rollers are provided with a plurality of stirring support rods, the side wall of each stirring roller is rotatably provided with a first bevel gear, the outer wall of the tank body is provided with a driving motor, a rotating shaft of the driving motor is connected with the main rod, the main rod is provided with a second bevel gear, and the first bevel gear is meshed with the second bevel gear. This application has the effect that promotes soil stirring and treatment ability.

Description

Heavy metal soil treatment device

Technical Field

The utility model relates to the technical field of soil treatment, in particular to a heavy metal soil treatment device.

Background

With the development of human society, human factors such as partial chemical plants are very easy to cause heavy metal pollution of soil in the production process, and how to better treat the soil polluted by heavy metal is a hot spot problem of current environmental protection today where environmental protection is increasingly important.

At present, most of the soil polluted by heavy metals is treated in a leaching mode, chemical leaching liquid and metal ions in the soil are used for generating chemical action, the effect of removing the metal ions in the soil is achieved, and most of the related technologies are provided with a soil crushing mechanism, a leaching mechanism and a drying mechanism, and the polluted soil is leached by using the chemical leaching liquid with specific high volatility after being crushed so as to remove the metal ions in the soil.

In carrying out the present application, the inventors have found that at least the following problems exist in this technology: the existing heavy metal soil treatment device is often provided with a stirring rod for crushing soil and stirring during leaching, but the stirring rod can only rotate clockwise or anticlockwise in the use process, so that the effect of stirring the soil is poor, and the overall treatment effect is reduced.

Disclosure of Invention

In order to promote the effect of soil stirring and whole treatment, this application provides a heavy metal soil treatment device.

The application provides a heavy metal soil treatment device adopts following technical scheme:

the utility model provides a heavy metal soil treatment device, includes the support, sets up the jar body on the support and rotates the mobile jib that sets up in the jar body, the jar body is provided with feed gate, ejection of compact door and reagent subassembly, reagent subassembly is used for adding reagent to the jar body and administering soil, the mobile jib is provided with a plurality of puddlers, jar internal wall rotates and is provided with a plurality of stirring rollers, the stirring roller is provided with a plurality of stirring branches, fixed being provided with first helical gear on the lateral wall of stirring roller, jar external wall is provided with driving motor, the driving motor pivot links to each other with the mobile jib, the mobile jib is provided with the second helical gear, first helical gear and second helical gear meshing.

Through adopting above-mentioned technical scheme, after the soil that treats adds the jar body through the feed gate, start driving motor, driving motor drives the mobile jib and rotates, and the mobile jib rotates and drives puddler and second helical gear and rotate around the mobile jib, and the second helical gear drives first helical gear and stirring roller and rotates, and stirring branch on puddler and the stirring roller stirs the soil that treats along different directions, makes the soil stirring more even, promotes the effect of soil stirring to improve holistic soil treatment effect.

Preferably, the stirring rod surface is also provided with a plurality of stirring struts.

Through adopting above-mentioned technical scheme, the puddler surface also sets up stirring branch, increases the stirring area of puddler, further improves the effect of soil stirring to improve holistic soil treatment effect.

Preferably, a dust cover is arranged between the main rod and the stirring roller, and the first bevel gear and the second bevel gear are arranged in the dust cover.

Through adopting above-mentioned technical scheme, the dust cover covers first helical gear and second helical gear in, reduces soil and blocks or damage first helical gear and second helical gear's possibility.

Preferably, the stirring rod and the stirring rod surface are provided with inclined surfaces along the rotation direction.

Through adopting above-mentioned technical scheme, the inclined plane can reduce the resistance that puddler and stirring branch received when the stirring, promotes the efficiency of stirring.

Preferably, the stirring support rods are provided with first connecting holes in a penetrating mode, each stirring support rod is provided with a connecting bolt, each stirring rod and each stirring roller are provided with second connecting holes, each connecting bolt can penetrate through each first connecting hole in an adaptive mode, and each connecting bolt can be inserted into each second connecting hole in an adaptive mode and is in threaded connection with each second connecting hole.

Through adopting above-mentioned technical scheme, when needs installation stirring branch, pass the connecting bolt in the first connecting hole on the stirring branch and insert the second connecting hole on puddler or the stirring roller, screw up connecting bolt and can install stirring branch on puddler or stirring roller, when needs dismantlement stirring branch is maintained or is clean, only need unscrew connecting bolt can dismantle stirring branch, easy operation promotes stirring branch installation and the convenience of dismantling.

Preferably, the reagent assembly comprises a reagent box, a reagent tube and a reagent valve, wherein the reagent box is arranged at the top of the tank body, the reagent tube is communicated with the reagent box and the tank body, and the reagent valve is arranged between the reagent tube and the tank body.

Through adopting above-mentioned technical scheme, after the soil stirring is broken, open the reagent valve, reagent in the reagent case flows into the jar internally along the reagent pipe, when reagent adds suitable volume, closes the reagent valve, puddler and stirring roller continue stirring soil this moment, make reagent and soil intensive contact mix, improvement treatment.

Preferably, the inner wall of the tank body is provided with an electric heating sheet, the bottom of the tank body is provided with a drying motor, and the drying motor is electrically connected with the electric heating sheet.

Through adopting above-mentioned technical scheme, after soil mixed reagent is stirred enough time, start drying motor, the electric heat piece heats the inside soil of jar for the volatilizing rate of reagent, reduce the residual of reagent in soil, promote whole treatment effect, puddler and stirring roller continue stirring soil this moment, increase soil heated area, promote drying efficiency.

Preferably, the top of the tank body is provided with an exhaust gas box, a vacuum pump is arranged in the exhaust gas box, an exhaust gas pipe is arranged between the exhaust gas box and the tank body, the exhaust gas pipe is communicated with the exhaust gas box and the tank body, and an exhaust gas valve is arranged between the exhaust gas pipe and the tank body.

Through adopting above-mentioned technical scheme, when beginning the stoving, open waste gas valve and vacuum pump, the vacuum pump is with the waste gas after the reagent volatilizees through waste gas pipe inhaling exhaust case in, the waste gas after the recovery reagent volatilizees. In summary, the present application includes at least one of the following beneficial technical effects:

1. through setting up jar body, mobile jib, puddler, stirring roller, stirring branch, driving motor, first helical gear and second helical gear, when the internal needs stirring of jar, start driving motor and drive the mobile jib and rotate, the mobile jib drives puddler and second helical gear and rotates, the second helical gear drives first helical gear and stirring roller and rotates, the puddler stirs soil along the horizontal direction around the mobile jib, stirring roller rotates and drives stirring branch and rotate and stir soil along vertical direction, different stirring directions make soil stirring more even, promote the effect of soil stirring, thereby improve holistic soil treatment effect;

2. through setting up first connecting hole, second connecting hole and connecting bolt, when needing to install stirring branch on puddler or stirring roller, pass the first connecting hole on stirring branch with connecting bolt, then insert stirring rod or stirring roller in the second connecting hole on the stirring roller and screw up, can install stirring branch on puddler or stirring roller very conveniently, only need unscrew connecting bolt when need dismantling stirring branch and maintain can, convenient and fast;

3. through setting up stoving motor, electric heat piece, exhaust gas box, exhaust pipe, vacuum pump and exhaust valve, after the internal stirring enough time of soil mix reagent in jar, start stoving motor and supply power for the electric heat piece, the internal soil of electric heat piece heating jar for the speed of volatilizing of reagent opens the vacuum pump in exhaust valve and the exhaust gas box simultaneously, and the vacuum pump is inhaled the exhaust gas after volatilizing reagent through the exhaust pipe in the exhaust gas box, reduces the pollution of waste gas to the environment.

Drawings

Fig. 1 is an overall schematic diagram of a heavy metal soil treatment apparatus provided in an embodiment of the present application.

Fig. 2 is a schematic cross-sectional view of a heavy metal soil treatment apparatus according to an embodiment of the present application.

FIG. 3 is a cross-sectional view for embodying the structural relationship of the first helical gear and the second helical gear.

FIG. 4 is a cross-sectional view for embodying the structural relationship of the reagent component.

Reference numerals illustrate: 1. a tank body; 11. a bracket; 12. a feed gate; 13. a discharge door; 2. a main rod; 21. a stirring rod; 22. a stirring roller; 23. stirring support rods; 24. a driving motor; 25. a first helical gear; 26. a second helical gear; 27. an inclined surface; 28. a dust cover; 3. a connecting bolt; 31. a first connection hole; 32. a second connection hole; 4. a reagent assembly; 41. a reagent box; 42. a reagent tube; 43. a reagent valve; 5. an electric heating sheet; 51. a drying motor; 6. an exhaust gas tank; 61. a vacuum pump; 62. an exhaust pipe; 63. and a waste gas valve.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-4.

The embodiment of the application discloses a heavy metal soil treatment device. Referring to fig. 1 to 3, the tank comprises a bracket 11 and a tank body 1 welded on the bracket 11, wherein a feeding door 12 is arranged at the top of the tank body 1, a discharging door 13 is arranged at the bottom of the tank body 1, a main rod 2 is rotatably arranged on the bottom surface of the inner wall of the tank body 1 along the height direction, a driving motor 24 is fixedly arranged on the bottom surface of the outer wall of the tank body 1, a rotating shaft of the driving motor 24 is connected with the main rod 2, and two stirring rods 21 are welded on the main rod 2 along the width direction. The inner wall of the tank body 1 rotates and is uniformly provided with four stirring rollers 22, the stirring rollers 22 are arranged between two stirring rods 21, a dust cover 28 is arranged between the stirring rollers 22 and the main rod 2, the stirring rollers 22 are rotationally connected with the dust cover 28, and the main rod 2 is rotationally connected with the dust cover 28. The stirring roller 22 is provided with a first bevel gear 25 along the height direction coaxial and fixedly arranged on the side wall close to the main rod 2, a second bevel gear 26 meshed with the first bevel gear 25 is fixedly arranged on the main rod 2 in a coaxial welding mode, and the first bevel gear 25 and the second bevel gear 26 are arranged in a dust cover 28. The stirring roller 22 is provided with a plurality of stirring struts 23 on its surface in the height direction. The dust cover 28 serves to reduce the likelihood of soil sticking the first bevel gear 25 and the second bevel gear 26. After the soil to be treated enters the tank body 1 through the feeding door 12, the driving motor 24 is started to drive the main rod 2 to rotate, the stirring rod 21 and the second bevel gear 26 fixed on the main rod 2 rotate along with the main rod 2, the second bevel gear 26 drives the first bevel gear 25 and the stirring roller 22 to rotate, and the stirring support rod 23 on the stirring roller 22 rotates along with the stirring roller 22, so that the soil is stirred uniformly from different directions, the stirring effect is improved, and the overall treatment effect is improved.

In order to further enhance the stirring effect, referring to fig. 2 and 3, the stirring rod 21 surfaces are each provided with a plurality of stirring struts 23 in the height direction, and the stirring rod 21 and the stirring struts 23 surfaces are each provided with an inclined surface 27 for reducing resistance to rotation stirring. The stirring rod 23 is provided with a first connecting hole 31 penetrating in the height direction, the surfaces of the stirring rod 21 and the stirring roller 22 are provided with a second connecting hole 32, the stirring rod 21 and the stirring roller 22 are provided with a connecting bolt 3 capable of penetrating through the first connecting hole 31 in an adapting manner, and the connecting bolt 3 is inserted into the second connecting hole 32 in an adapting manner and is in threaded connection with the second connecting hole 32. When the stirring rod 21 is installed, the connecting bolt 3 passes through the first connecting hole 31 on the stirring rod 23, then is inserted into the second connecting hole 32 on the stirring rod 21 or the stirring roller 22 and is screwed down, so that the stirring rod 23 can be conveniently installed on the stirring rod 21 or the stirring roller 22, and the connecting bolt 3 is only unscrewed when the stirring rod is required to be detached. The stirring rod 23 on the stirring rod 21 enlarges the stirring area, and further improves the stirring effect.

In order to improve the overall treatment effect, referring to fig. 2 and 4, a reagent tank 41 and an exhaust gas tank 6 are fixedly arranged at the top of the tank body 1, the reagent tank 41 is provided with a reagent pipe 42 communicated with the tank body 1, a reagent valve 43 is arranged between the reagent pipe 42 and the tank body 1, the exhaust gas tank 6 is provided with an exhaust gas pipe 62 communicated with the tank body 1, an exhaust gas valve 63 is arranged between the exhaust gas pipe 62 and the tank body 1, and a vacuum pump 61 is arranged in the exhaust gas tank 6. An electric heating plate 5 is arranged in the wall of the tank body 1 and the stirring roller 22, and a drying motor 51 electrically connected with the electric heating plate 5 is arranged on the bottom surface of the outer wall of the tank body 1. After the soil is sufficiently crushed by stirring, the reagent valve 43 is opened, the reagent in the reagent box 41 enters the tank body 1 through the reagent pipe 42, and after the reagent is added into a proper amount, the reagent valve 43 is closed, at this time, the stirring rod 21 and the stirring roller 22 continuously stir the soil, so that the reagent is sufficiently contacted and mixed with the soil, and the treatment effect is improved. After stirring for enough time, the drying motor 51 is started to supply power to the electric heating plate 5, and meanwhile, the waste gas valve 63 and the vacuum pump 61 are opened, the electric heating plate 5 heats the soil to accelerate the volatilization of the reagent, the stirring rod 21 and the stirring roller 22 continuously stir the soil to increase the heated area of the soil, and the drying efficiency and the overall treatment effect are improved; the vacuum pump 61 in the exhaust gas box 6 sucks the exhaust gas after the reagent volatilizes into the exhaust gas box 6 through the exhaust pipe 62, and reduces the pollution of the exhaust gas to the environment. After drying for a suitable time, the drying motor 51, the vacuum pump 61 and the waste gas valve 63 are turned off, and the treated soil is carried out through the discharge gate 13.

The implementation principle of the heavy metal soil treatment device of the embodiment of the application is as follows: the drive motor 24 is started to drive the main rod 2 to rotate, the stirring rod 21 and the second bevel gear 26 which are fixedly arranged on the main rod 2 rotate along with the main rod 2, the stirring support rod 23 on the stirring rod 21 increases the stirring area, the second bevel gear 26 rotates to drive the first bevel gear 25 and the stirring roller 22 to rotate, the stirring support rod 23 arranged on the stirring roller 22 follows the stirring roller 22 to rotate, the stirring rod 21 winds the main rod 2 to stir soil, the stirring support rod 23 on the stirring roller 22 stirs the soil from different directions, the flow of the soil is increased, the stirring uniformity is improved, and the stirring effect is improved. And meanwhile, when the reagent component 4 is used for adding a reagent to neutralize metal ions in the soil, the stirring rod 21 and the stirring roller 22 continuously stir the soil, so that the contact reaction area of the soil and the reagent is increased, and the overall treatment effect is improved. When the electric heating plate 5 heats the soil to accelerate the volatilization of the reagent, the stirring rod 21 and the stirring roller 22 continuously stir the soil, the heated area of the soil is increased, the probability of residual reagent in the soil is reduced, and the overall treatment effect is improved.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a heavy metal soil treatment device, includes support (11), sets up jar body (1) on support (11) and rotates mobile jib (2) that set up in jar body (1), jar body (1) are provided with feed gate (12), ejection of compact door (13) and reagent subassembly (4), reagent subassembly (4) are used for adding reagent to jar body (1) and administer soil, its characterized in that: the novel stirring device is characterized in that the main rod (2) is provided with a plurality of stirring rods (21), the inner wall of the tank body (1) is rotationally provided with a plurality of stirring rollers (22), the stirring rollers (22) are provided with a plurality of stirring struts (23), a first bevel gear (25) is fixedly arranged on the side wall of the stirring rollers (22), a driving motor (24) is arranged on the outer wall of the tank body (1), a rotating shaft of the driving motor (24) is connected with the main rod (2), the main rod (2) is provided with a second bevel gear (26), and the first bevel gear (25) is meshed with the second bevel gear (26).

2. A heavy metal soil remediation device according to claim 1 wherein: the surface of the stirring rod (21) is also provided with a plurality of stirring support rods (23).

3. A heavy metal soil remediation device according to claim 1 wherein: a dust cover (28) is arranged between the main rod (2) and the stirring roller (22), and the first bevel gear (25) and the second bevel gear (26) are arranged in the dust cover (28).

4. A heavy metal soil remediation device according to claim 2 wherein: the stirring rod (21) and the stirring support rod (23) are provided with inclined planes (27).

5. A heavy metal soil remediation device according to claim 2 wherein: the stirring support rods (23) are provided with first connecting holes (31) in a penetrating mode, each stirring support rod (23) is provided with a connecting bolt (3), each stirring rod (21) and each stirring roller (22) are provided with a second connecting hole (32), each connecting bolt (3) can penetrate through the first connecting hole (31) in an adaptive mode, and each connecting bolt (3) can be inserted into each second connecting hole (32) in an adaptive mode and is in threaded connection with each second connecting hole (32).

6. A heavy metal soil remediation device according to claim 1 wherein: the reagent assembly (4) comprises a reagent box (41), a reagent pipe (42) and a reagent valve (43), wherein the reagent box (41) is arranged at the top of the tank body (1), the reagent pipe (42) is communicated with the reagent box (41) and the tank body (1), and the reagent valve (43) is arranged between the reagent pipe (42) and the tank body (1).

7. The heavy metal soil remediation device of claim 6, wherein: the electric heating device is characterized in that an electric heating sheet (5) is arranged on the inner wall of the tank body (1), a drying motor (51) is arranged at the bottom of the tank body (1), and the drying motor (51) is electrically connected with the electric heating sheet (5).

8. The heavy metal soil remediation device of claim 7, wherein: the utility model discloses a waste gas tank, including jar body (1), waste gas tank (6), be provided with waste gas tank (6) at jar body (1) top, be provided with vacuum pump (61) in waste gas tank (6), be provided with waste gas pipe (62) between waste gas tank (6) and jar body (1), waste gas pipe (62) intercommunication waste gas tank (6) and jar body (1), be provided with waste gas valve (63) between waste gas pipe (62) and jar body (1).