CN215250372U - River sediment heavy metal repair system - Google Patents
River sediment heavy metal repair system Download PDFInfo
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- CN215250372U CN215250372U CN202120359973.XU CN202120359973U CN215250372U CN 215250372 U CN215250372 U CN 215250372U CN 202120359973 U CN202120359973 U CN 202120359973U CN 215250372 U CN215250372 U CN 215250372U
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Abstract
The utility model discloses a river sediment heavy metal remediation system, which comprises a treatment cylinder, a support base and a sediment transmission device; the supporting base is U-shaped; the treatment cylinder is hollow, a medicament adding pipe and a sludge discharging pipe are arranged on the treatment cylinder, and the treatment cylinder is rotatably erected on the supporting base through a first branch pipe and a second branch pipe which are arranged on two sides; a first motor and a stirring mechanism are arranged on one side of the supporting base; the end part of the first branch pipe is provided with a first gear, and an output rod of a first motor is in transmission connection with the first gear; the stirring mechanism comprises a stirring piece extending into the treatment cylinder from the first branch pipe and a driving device for driving the stirring piece to rotate; one side of the sediment conveying device is provided with a sediment conveying pipe, the second branch pipe is connected with the sediment conveying pipe in a rotating and sealing mode, and an inner pipe hole of the second branch pipe is communicated with the inside of the treatment cylinder. The utility model discloses can promote the mixing efficiency of river course bed mud and stable settling agent, make the stable back separation of bed mud heavy metal subside.
Description
Technical Field
The utility model relates to a river course administers the field, especially relates to river course bed mud heavy metal repair system.
Background
In recent years, due to the influence of industrial production activities, the pollution degree of a river water body is serious, a plurality of heavy metal substances enter and are accumulated in river sediment, the ecological environment of a river is seriously influenced, and the heavy metals have biological accumulation and can be accumulated along with a food chain, so that the human health is threatened, and therefore, the river sediment is necessary to be treated and repaired. The method for treating the bottom mud comprises in-situ treatment and ex-situ treatment, wherein the ex-situ treatment is to dig out the bottom mud of the river channel and then treat the bottom mud, and then the treated bottom mud is filled back to the river channel. The separation and sedimentation of heavy metals in bottom mud by adding a stable sedimentation agent is a common means in ex-situ treatment, and a heavy metal sedimentation restoration system which is uniformly mixed and efficiently reacts is needed for the separation and sedimentation.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the not enough of existence among the prior art, the utility model provides a river course bed mud heavy metal repair system can promote the mixing efficiency of river course bed mud and stable settling agent, makes the stable back separation of bed mud heavy metal subside.
The technical scheme is as follows: in order to achieve the purpose, the river sediment heavy metal remediation system comprises a treatment cylinder, a support base and a sediment conveying device; the supporting base is U-shaped; the treatment cylinder is hollow, a medicament adding pipe and a sludge discharging pipe are arranged on the treatment cylinder, and the treatment cylinder is rotatably erected on the support base through a first branch pipe and a second branch pipe which are arranged on two sides; a first motor and a stirring mechanism are arranged on one side of the supporting base; a first gear is arranged at the end part of the first branch pipe, and an output rod of the first motor is in transmission connection with the first gear; the stirring mechanism comprises a stirring piece extending into the treatment cylinder from the first branch pipe and a driving device for driving the stirring piece to rotate; and a mud conveying pipe is arranged on one side of the bottom mud conveying device, the second branch pipe is in rotary sealing connection with the mud conveying pipe, and an inner pipe hole of the second branch pipe is communicated with the inside of the treatment cylinder.
Furthermore, the treatment cylinder is in a transverse hollow cylinder shape, and the outer contour surface of the treatment cylinder comprises two side end surfaces and a middle ring surface; the first branch pipe and the second branch pipe are respectively arranged at the circle centers of the end surfaces at the two sides; transition inclined planes are arranged at the junctions of the end surfaces at the two sides of the treatment cylinder and the middle ring surface, and transition inner walls are correspondingly arranged inside the treatment cylinder; the mud pipe is located on the middle ring surface, and the diameter of the mud pipe is the same as the width of the middle ring surface.
Furthermore, the sludge discharge pipe is vertically arranged on the middle ring surface, and the top end of the sludge discharge pipe is provided with a first opening and closing valve; the chemical adding pipe is obliquely arranged on one side of the sludge discharging pipe, the intersection of the chemical adding pipe and the sludge discharging pipe is positioned between the middle ring surface and the first opening and closing valve, and the inlet end of the chemical adding pipe is also provided with a second opening and closing valve.
Furthermore, the stirring piece in the stirring mechanism comprises an inner stirring rod and an annular stirring rod which is rotatably sleeved on the outer side of the inner stirring rod; the inner stirring rod is driven by a second motor to rotate; a second gear is arranged on one side of the annular stirring rod and is in transmission connection with an output rod of a third motor; the end parts of the inner stirring rod and the annular stirring rod are provided with stirring blades.
Further, the rotation directions of the inner stirring rod and the annular stirring rod are opposite, and the rotation directions of the inner stirring rod and the treatment cylinder are the same.
Furthermore, a plurality of inverted U-shaped stirring rib rods are arranged in the treatment cylinder, two ends of each stirring rib rod are respectively fixed on the two transition inner walls, and the plurality of stirring rib rods are distributed along the circumference in the treatment cylinder.
Has the advantages that: the utility model discloses a river course bed mud heavy metal repair system, its beneficial effect as follows:
1) the treatment cylinder is driven by a first motor to rotate, a stirring rib rod is arranged in the treatment cylinder, and the stirring mechanism comprises an inner stirring rod and an annular stirring rod which rotate in different directions; the three rotating parts rotate simultaneously, so that the stable settling agent and the bottom mud can be promoted to be quickly mixed, heavy metals in the bottom mud can fully react with the stable settling agent, and the working efficiency of the repair system is greatly improved;
2) the transition inner wall is arranged in the treatment cylinder, the diameter of the sludge discharge pipe is the same as the width of the middle ring surface outside the treatment cylinder, and the bottom sludge after reaction directly slides to the sludge discharge pipe along with the transition inner wall, so that the bottom sludge residue is not easy to appear in the treatment cylinder;
3) the medicament adds the pipe slant and sets up in one side of mud pipe, and the mud pipe can add the medicament when rotating below along with handling a section of thick bamboo for need not add from the top of handling a section of thick bamboo from hard when adding the medicament, it is more convenient to use.
Drawings
FIG. 1 is a schematic view of the connection of a treatment canister to a support base;
FIG. 2 is a schematic structural view of a stirring mechanism;
FIG. 3 is a schematic view showing the internal structure of the treatment canister.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
The riverway bottom mud heavy metal restoration system shown in the attached drawings 1 to 3 comprises a treatment cylinder 1, a support base 2 and a bottom mud conveying device. The supporting base 2 is U-shaped and comprises a bottom plate and vertical side plates arranged on two sides of the bottom plate. The treatment cylinder 1 is hollow inside, and the treatment cylinder 1 is used as a reaction container for containing bottom mud and a stable settling agent. The treatment cylinder 1 is provided with a medicament adding pipe 4 and a sludge discharging pipe 5, the medicament adding pipe 4 is used for adding a stable settling agent, and the sludge discharging pipe 5 is used for discharging bottom sludge after reaction.
The treatment cylinder 1 is rotatably erected on the supporting base 2 through the first branch pipe 6 and the second branch pipe 7 which are arranged on two sides, the treatment cylinder 1 and the supporting base 2 are horizontally limited, and the treatment cylinder 1 cannot swing left and right when rotating. One side of the supporting base 2 is provided with a first motor 8 and a stirring mechanism. The end part of the first branch pipe 6 is provided with a first gear 9, the output rod of the first motor 8 is provided with a transmission gear meshed with the first gear 9 and is in transmission connection with the first gear 9 through the transmission gear, so that the first motor 8 can drive the treatment cylinder 1 to rotate on the support base 2 when being started.
The stirring mechanism comprises a stirring piece extending into the treatment cylinder 1 from the inner pipe hole of the first branch pipe 6 and a driving device for driving the stirring piece to rotate. One side of the sediment conveying device is provided with a sediment conveying pipe 10, the second branch pipe 7 is connected with the sediment conveying pipe 10 in a rotating and sealing mode, an inner pipe hole of the second branch pipe 7 is communicated with the inside of the treatment cylinder 1, the sediment conveying device conveys polluted sediment into the treatment cylinder 1 through the sediment conveying pipe 10 and the second branch pipe 7, the upper end of the sediment conveying pipe 10 is higher than the top of the treatment cylinder 1, so that more sediment can be filled into the treatment cylinder 1 as far as possible, a control valve is arranged at the pipe opening of the sediment conveying pipe 10, and the sediment conveying pipe 10 is closed after sediment conveying is completed to prevent the sediment from flowing back.
As shown in fig. 3, the treatment cylinder 1 is in a horizontal hollow cylinder shape, and the outer contour surface of the treatment cylinder 1 comprises two side end surfaces and a middle ring surface 13; the first branch pipe 6 and the second branch pipe 7 are respectively arranged at the circle centers of the end surfaces at the two sides; transition inclined planes 11 are arranged at the junctions of the end surfaces at the two sides of the treatment cylinder 1 and the middle ring surface 13, transition inner walls 12 are arranged in the treatment cylinder 1 and correspond to the transition inclined planes 11, and the transition inner walls 12 are also inclined planes. The sludge discharge pipe 5 is positioned on the middle ring surface 13, and after the reaction of the bottom sludge and the stable settling agent is finished, the treatment cylinder 1 is rotated until the sludge discharge pipe 5 is positioned below the treatment cylinder 1 so as to discharge the reacted bottom sludge. The diameter of the sludge discharge pipe 5 is the same as the width of the middle ring surface 13, so that the bottom sludge can flow into the sludge discharge pipe 5 along the transition inner wall 12 and the inner ring surface of the treatment cylinder 1, and the bottom plate is not easy to remain in the treatment cylinder 1.
The sludge discharge pipe 5 is vertically arranged on the middle annular surface 13, and the top end of the sludge discharge pipe 5 is provided with a first open-close valve 14; the chemical adding pipe 4 is obliquely arranged on one side of the sludge discharge pipe 5, the intersection of the chemical adding pipe 4 and the sludge discharge pipe 5 is positioned between the middle ring surface 13 and the first opening and closing valve 14, and the inlet end of the chemical adding pipe 4 is also provided with a second opening and closing valve 15. When the sediment is treated, the treatment barrel 1 is rotated until the sediment discharge pipe 5 is positioned below the treatment barrel 1, as shown in the attached drawings 1 and 2, at the moment, the medicament adding pipe 4 is obliquely arranged, the lower end of the oblique medicament adding pipe is communicated with the sediment discharge pipe 5, then the second opening and closing valve 15 is opened, the stabilizing settling agent is added into the medicament adding pipe 4, the stabilizing settling agent falls between the middle ring surface 13 and the first opening and closing valve 14, then the second opening and closing valve 15 is closed, the sediment needing to be treated is added into the treatment barrel 1 through the sediment discharge pipe 10, and the stabilizing settling agent can be contacted with the sediment after the treatment barrel 1 rotates. The structure of the medicine adding pipe 4 is arranged, so that the medicine is not needed to be added from the upper part of the treatment barrel 1 to the lower part with great effort when the medicine is added, and the operation is convenient.
Stirring member in the rabbling mechanism includes that interior puddler 16 establishes including the puddler 17 in the annular puddler 16 outside with rotating the cover, and interior puddler 16 and annular puddler 17 axial are spacing, and interior puddler 16, annular puddler 17 and first branch 6 are sealed connection relatively. The inner stirring rod 16 is driven to rotate by a second motor 18; a second gear 3 is arranged on one side of the annular stirring rod 17, and the second gear 3 is in transmission connection with an output rod of a third motor 19; the ends of the inner stirring rod 16 and the annular stirring rod 17 are provided with stirring blades 20. The three parts including the treatment cylinder 1, the inner stirring rod 16 and the annular stirring rod 17 can rotate, and can promote the rapid mixing of the settling agent and the bottom mud, so that the heavy metal in the bottom mud fully reacts with the settling agent, and the working efficiency of the repair system is greatly improved.
The rotation directions of the inner stirring rod 16 and the annular stirring rod 17 are opposite, the rotation directions of the inner stirring rod 16 and the treatment cylinder 1 are the same, and the rotation speeds of the treatment cylinder 1 and the inner stirring rod 16 are different. Further improving the mixing and stirring capability of the stirring mechanism to the bottom mud and the stable settling agent.
A plurality of inverted U-shaped stirring rib rods 21 are arranged in the treatment cylinder 1, two ends of each stirring rib rod 21 are respectively fixed on the two transition inner walls 12, and the plurality of stirring rib rods 21 are distributed along the circumference in the treatment cylinder 1. Make a processing section of thick bamboo 1 drive the sediment motion more effectively through setting up stirring rib pole 21, the stirring effect is better.
The utility model discloses a working method as follows: firstly, rotating the treatment barrel 1 until the sludge discharge pipe 5 is positioned below the treatment barrel 1, adding a stabilizing sedimentation agent through the agent adding pipe 4, then closing the second open-close valve 15, inputting bottom sludge through the sludge conveying pipe 10, and closing the control valve at the pipe orifice of the sludge conveying pipe 10; then, starting a first motor 8, a second motor 18 and a third motor 19 to drive the treatment cylinder 1, the inner stirring rod 16 and the annular stirring rod 17 to rotate, so that the bottom mud and the stable settling agent are fully reacted, and heavy metals are separated and settled; after the reaction is completed, the treatment cylinder 1 is rotated until the sludge discharge pipe 5 is positioned below the treatment cylinder 1, and the reacted bottom sludge is discharged from the sludge discharge pipe 5 by opening and closing the first opening and closing valve 14.
The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (6)
1. River course bed mud heavy metal repair system, its characterized in that: comprises a treatment cylinder (1), a supporting base (2) and a bottom mud conveying device; the supporting base (2) is U-shaped; the treatment cylinder (1) is hollow, a medicament adding pipe (4) and a sludge discharging pipe (5) are arranged on the treatment cylinder (1), and the treatment cylinder (1) is rotatably erected on the support base (2) through a first branch pipe (6) and a second branch pipe (7) which are arranged on two sides;
a first motor (8) and a stirring mechanism are arranged on one side of the supporting base (2); a first gear (9) is arranged at the end part of the first branch pipe (6), and an output rod of the first motor (8) is in transmission connection with the first gear (9); the stirring mechanism comprises a stirring piece extending into the treatment cylinder (1) from the first branch pipe (6) and a driving device for driving the stirring piece to rotate;
one side of the sediment conveying device is provided with a sediment conveying pipe (10), the second branch pipe (7) is connected with the sediment conveying pipe (10) in a rotating and sealing mode, and an inner pipe hole of the second branch pipe (7) is communicated with the inside of the treatment cylinder (1).
2. The riverway bottom mud heavy metal remediation system of claim 1, wherein: the treatment cylinder (1) is in a horizontal hollow cylinder shape, and the outer contour surface of the treatment cylinder (1) comprises two side end surfaces and a middle ring surface (13); the first branch pipe (6) and the second branch pipe (7) are respectively arranged at the circle centers of the end surfaces at the two sides; transition inclined planes (11) are arranged at the junctions of the end surfaces at the two sides of the treatment cylinder (1) and the middle ring surface (13), and transition inner walls (12) are correspondingly arranged inside the treatment cylinder (1); the sludge discharge pipe (5) is positioned on the middle ring surface (13), and the diameter of the sludge discharge pipe (5) is the same as the width of the middle ring surface (13).
3. The riverway bottom mud heavy metal remediation system of claim 2, wherein: the sludge discharge pipe (5) is vertically arranged on the middle ring surface (13), and the top end of the sludge discharge pipe (5) is provided with a first open-close valve (14); the chemical adding pipe (4) is obliquely arranged on one side of the mud discharging pipe (5), the intersection of the chemical adding pipe (4) and the mud discharging pipe (5) is positioned between the middle ring surface (13) and the first opening and closing valve (14), and the inlet end of the chemical adding pipe (4) is further provided with a second opening and closing valve (15).
4. The riverway bottom mud heavy metal remediation system of claim 1, wherein: the stirring piece in the stirring mechanism comprises an inner stirring rod (16) and an annular stirring rod (17) which is rotatably sleeved on the outer side of the inner stirring rod (16); the inner stirring rod (16) is driven by a second motor (18) to rotate; a second gear (3) is arranged on one side of the annular stirring rod (17), and the second gear (3) is in transmission connection with an output rod of a third motor (19); the end parts of the inner stirring rod (16) and the annular stirring rod (17) are provided with stirring blades (20).
5. The riverway bottom mud heavy metal remediation system of claim 4, wherein: the rotation directions of the inner stirring rod (16) and the annular stirring rod (17) are opposite, and the rotation directions of the inner stirring rod (16) and the treatment cylinder (1) are the same.
6. The riverway bottom mud heavy metal remediation system of claim 2, wherein: a plurality of inverted U-shaped stirring rib rods (21) are arranged in the treatment cylinder (1), two ends of each stirring rib rod (21) are fixed on the two transition inner walls (12) respectively, and the stirring rib rods (21) are distributed along the circumference in the treatment cylinder (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120359973.XU CN215250372U (en) | 2021-02-07 | 2021-02-07 | River sediment heavy metal repair system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120359973.XU CN215250372U (en) | 2021-02-07 | 2021-02-07 | River sediment heavy metal repair system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215250372U true CN215250372U (en) | 2021-12-21 |
Family
ID=79501574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120359973.XU Active CN215250372U (en) | 2021-02-07 | 2021-02-07 | River sediment heavy metal repair system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215250372U (en) |
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2021
- 2021-02-07 CN CN202120359973.XU patent/CN215250372U/en active Active
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