Polluted soil remediation agent adding and mixing equipment
By designing the mixing components of the reverse spiral mixing leaves in the contaminated soil repair equipment, the problem of insufficient mixing of the upper and lower soils and agents in the existing equipment is solved, and the soil repair effect is improved.
Patent Information
- Application Number
- CN202421502797.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-28
- Publication Date
- 2025-05-02
- Estimated Expiration
- 2034-06-28
AI Technical Summary
The mixing structure of the existing chemical dosing and mixing equipment for contaminated soil repair is mainly rotating horizontal stirring, which leads to insufficient mixing of the upper and lower soils with the chemicals, affecting the soil repair effect.
Design a chemical additive and mixing equipment for contaminated soil repair, including fixing a chemical additive component on the outer wall of the mixing barrel, and setting a first spiral mixing leaf and a second spiral mixing leaf in the opposite direction on the mixing assembly, forming an opposite stirring angle through the rotation rod, driving the bottom soil upward and the upper soil downward to improve the mixing sufficiency of soil and agent.
Through the design of the reverse direction spiral mixing leaves, the adequacy of soil and agent mixing is improved, the problem of low horizontal mixing effect is improved, and the soil repair effect is improved.
Smart Images
Figure CN222817596U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of soil remediation, and more specifically to a drug adding and mixing device for contaminated soil remediation. Background Art
[0002] The chemical dosing and mixing equipment for contaminated soil remediation is a highly efficient equipment specially used for soil remediation. It can accurately dosing and evenly mix chemicals with contaminated soil to achieve solidification, stabilization or other chemical transformation processes of pollutants.
[0003] The mixing and stirring structure on the existing contaminated soil remediation agent dosing and mixing equipment is usually a rotating horizontal stirring structure. Such a structural setting will make it inconvenient for the bottom soil to turn upward during the mixing process, and the upper soil will not be easy to move downward. In addition, because the added agent flows from top to bottom, it is easy to cause excessive mixing of the upper soil and the agent, and incomplete mixing of the bottom soil and the agent, affecting the effect of soil remediation. In view of this, we propose a contaminated soil remediation agent dosing and mixing equipment. Utility Model Content
[0004] The purpose of the utility model is to overcome the shortcomings of the prior art, meet the actual needs, and provide a drug dosing and mixing device for contaminated soil remediation, so as to solve the technical problem that the stirring structure in the current mixing device can only stir horizontally, which easily causes insufficient stirring of the upper and lower layers of soil and insufficient mixing of the drug.
[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a drug dosing and mixing device for contaminated soil remediation, comprising a mixing barrel, a drug adding component is fixedly provided on the outer wall of the mixing barrel, and the discharge port of the drug adding component is located inside the mixing barrel, a stirring component is fixedly provided inside the mixing barrel, a plugging component is fixedly provided at the bottom of the mixing barrel, and the plugging component is in contact with the bottom outlet of the mixing barrel;
[0006] The stirring assembly includes a driving motor, a rotating rod is installed at the output end of the driving motor, a plurality of fixed rods are cross-staggeredly arranged on the rod wall of the rotating rod, a first spiral stirring blade and a second spiral stirring blade are staggered between the plurality of fixed rods, and the spiral directions of the first spiral stirring blade and the second spiral stirring blade are opposite.
[0007] The utility model can facilitate the addition of agents into the mixing chamber by installing the agent adding component next to the mixing barrel, and the first spiral stirring blade and the second spiral stirring blade in opposite directions are arranged on the stirring component, which can form opposite stirring angles when the rotating rod rotates. In this way, the bottom layer of soil can be driven to move upward under the action of the spiral, and the upper layer of soil can be moved downward under the action of the reverse spiral, thereby improving the adequacy of mixing of soil and agents at different positions, improving the problem of low mixing effect of horizontal stirring, and thereby improving the soil remediation effect.
[0008] Preferably, the drug adding assembly comprises a loading barrel and a water pump mounted on a support plate, the support plate is fixedly arranged on the outer wall of the mixing barrel, and a U-shaped tube extending toward the inner bottom is arranged on the top of the loading barrel;
[0009] One end of the U-shaped tube is connected to the water inlet end, and the water outlet end of the water pump is connected to a water outlet pipe extending to the top of the mixing barrel, and a spray head is fixedly provided at the lower end of the water outlet pipe.
[0010] Preferably, a plurality of guide tubes connected to the shower head are arranged in a circular array at the bottom of the shower head, the guide tubes are L-shaped, and the bending angle of the guide tubes is an obtuse angle.
[0011] Preferably, a circular connecting block is fixedly provided at the bottom of the rotating rod, and a plurality of supporting rods are fixedly provided on the connecting block near the outer edge of the mixing barrel, and a plurality of stirring plates are equidistantly constructed at the bottom ends of the plurality of supporting rods, and the plurality of stirring plates are equidistantly extended in sequence from the side close to the inner wall of the mixing barrel, and the plurality of stirring plates are consistent with the inclined surface of the bottom of the mixing barrel.
[0012] Preferably, a small stirring blade is fixedly provided at the bottom center of the connecting block, and the blades on the small stirring blade have the same shape as the first spiral stirring blade and the second spiral stirring blade.
[0013] Preferably, the blocking assembly includes two fixed plates, which are respectively fixed on supporting legs on both sides of the mixing barrel, a blocking plate adapted to the discharge port of the mixing barrel is movably installed between the two fixed plates, movable grooves are opened on the two fixed plates facing each other, and movable blocks slidingly matched with the movable grooves are fixedly provided on the two opposite sides of the blocking plates, a mounting frame is fixedly provided between the bottom sides of the two fixed plates, and an electric push rod combined with the bottom of the blocking plate is fixedly provided on the upper side of the mounting frame.
[0014] Compared with the prior art, the beneficial effects of the utility model are:
[0015] 1. The utility model can facilitate the addition of agents into the mixing chamber by installing the agent adding component next to the mixing barrel. The stirring component is provided with a first spiral stirring blade and a second spiral stirring blade in opposite directions, which can form opposite stirring angles when the rotating rod rotates. In this way, the bottom layer of soil can be driven to move upward under the action of the spiral, and the upper layer of soil can be moved downward under the action of the reverse spiral, thereby improving the adequacy of mixing of soil and agents at different positions, improving the problem of low mixing effect of horizontal stirring, and thus improving the soil remediation effect.
[0016] 2. The utility model can also expand the range of spraying in the mixing barrel 1 and improve the uniformity of spraying by designing the agent adding component of the spray structure, which is conducive to mixing with soil in different positions during the stirring process. The wire tube arranged on the outer ring of the spray head can expand the spraying range of the agent and further enhance the effect of agent addition. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0018] Figure 2 It is a schematic diagram of the cutaway structure of the utility model;
[0019] Figure 3 This is a schematic diagram of the structure of the stirring assembly of the utility model;
[0020] Figure 4 It is a structural schematic diagram of the plugging component in the utility model;
[0021] Figure 5 It is an enlarged schematic diagram of the structure of part A in the utility model;
[0022] Figure 6 It is an enlarged schematic diagram of the structure of part B in the utility model.
[0023] Explanation of the numbers in the figure: 1. Mixing barrel; 2. Drug adding component; 201. Charging barrel; 202. U-shaped tube; 203. Water pump; 204. Water outlet pipe; 205. Sprinkler head; 206. Guide tube; 3. Stirring component; 301. Driving motor; 302. Rotating rod; 303. Fixed rod; 304. First spiral stirring blade; 305. Second spiral stirring blade; 306. Connecting block; 307. Support rod; 308. Stirring plate; 309. Small stirring blade; 4. Sealing component; 401. Fixed plate; 402. Sealing plate; 403. Movable groove; 404. Movable block; 405. Mounting frame; 406. Electric push rod. DETAILED DESCRIPTION
[0024] like Figures 1 to 6As shown, the utility model relates to a drug dosing and mixing device for contaminated soil remediation, comprising a mixing barrel 1, an agent adding component 2 is fixedly provided on the outer wall of the mixing barrel 1, and the discharge port of the agent adding component 2 is located inside the mixing barrel 1, a stirring component 3 is fixedly provided inside the mixing barrel 1, a plugging component 4 is fixedly provided at the bottom of the mixing barrel 1, and the plugging component 4 is fitted with the bottom outlet of the mixing barrel 1; the setting of the agent adding component 2 makes it convenient to add agents into the mixing barrel 1, and the stirring component 3 can be used to mix the agents and the contaminated soil.
[0025] The stirring assembly 3 includes a driving motor 301, and a rotating rod 302 is installed at the output end of the driving motor 301. A plurality of fixed rods 303 are cross-staggeredly arranged on the rod wall of the rotating rod 302, and a first spiral stirring blade 304 and a second spiral stirring blade 305 are staggered between the plurality of fixed rods 303, and the spiral directions of the first spiral stirring blade 304 and the second spiral stirring blade 305 are opposite; the structure of the cross-staggered fixed rods 303 can conveniently fix the first spiral stirring blade 304 and the second spiral stirring blade 305 in different directions, so that two spiral vortices in opposite directions can be formed when the rotating rod 302 rotates, thereby driving the upper and lower layers of soil to move, thereby improving the effect of mixing the soil and the agent.
[0026] In the embodiment of the utility model, the medicine adding assembly 2 includes a loading barrel 201 and a water pump 203 mounted on a support plate, the support plate is fixedly arranged on the outer wall of the mixing barrel 1, and a U-shaped tube 202 extending to the inner bottom is arranged on the top of the loading barrel 201;
[0027] One end of the U-shaped tube 202 is connected to the water inlet end of the water pump 203, and the water outlet end of the water pump 203 is connected to a water outlet pipe 204 extending to the top of the mixing barrel 1, and a spray head 205 is fixedly provided at the lower end of the water outlet pipe 204; the medicine in the loading barrel 201 can be extracted by the operation of the water pump 203, and then sent into the mixing barrel 1 through the water outlet pipe 204, and a stirring structure is also provided in the loading barrel 201 for stirring different medicines.
[0028] In an embodiment of the utility model, a plurality of guide tubes 206 connected to the sprinkler head 205 are arranged in a circular array at the bottom of the sprinkler head 205, the guide tubes 206 are L-shaped, and the bending angle of the guide tubes 206 is an obtuse angle; the arrangement of the guide tubes 206 can expand the spraying range of the outer circle of the sprinkler head 205, thereby improving the comprehensiveness of the spraying of the agent on the soil and reducing the situation where the stirring and mixing effect is slow due to adding materials at the same position.
[0029] In an embodiment of the utility model, a circular connecting block 306 is fixedly provided at the bottom of the rotating rod 302, and a plurality of supporting rods 307 are fixedly provided on the connecting block 306 near the outer edge of the mixing barrel 1, and a plurality of stirring plates 308 are equidistantly constructed at the bottom ends of the plurality of supporting rods 307, and the plurality of stirring plates 308 are equidistantly extended in sequence from one side close to the inner wall of the mixing barrel 1, and the plurality of stirring plates 308 are consistent with the bottom inclined surface of the mixing barrel 1; through the cooperation, the stirring range of the bottom soil can be enhanced and the mixing effect can be improved.
[0030] In an embodiment of the utility model, a small stirring blade 309 is fixedly provided at the bottom center of the connecting block 306, and the blades on the small stirring blade 309 have the same shape as the first spiral stirring blade 304 and the second spiral stirring blade 305; the effect of stirring the bottom soil can be increased, and the uniformity of stirring and mixing can be further enhanced.
[0031] In an embodiment of the utility model, the blocking assembly 4 includes two fixed plates 401, which are respectively fixed on the supporting legs on both sides of the mixing barrel 1, and a blocking plate 402 adapted to the discharge port of the mixing barrel 1 is movably installed between the two fixed plates 401, and movable grooves 403 are opened on the opposite sides of the two fixed plates 401, and movable blocks 404 slidingly matched with the movable grooves 403 are fixed on the opposite sides of the blocking plates 402, and a mounting frame 405 is fixed between the bottom sides of the two fixed plates 401, and an electric push rod 406 combined with the bottom of the blocking plate 402 is fixed on the upper side of the mounting frame 405; the discharge port can be blocked by cooperation, and when it needs to be opened, the blocking plate 402 is controlled to move by the electric push rod 406 to release the blocking state, so as to facilitate the discharge of the repaired soil.
[0032] Working principle: This embodiment provides a drug dosing and mixing device for contaminated soil remediation. When in use, first add contaminated soil into the mixing barrel 1 through the feeding pipe on the mixing barrel. During the adding process, the drug adding component 2 can be started, so that the drug in the charging barrel 201 can be drawn out and sent into the mixing barrel 1. The structure of the guide tube 206 on the spray head 205 can improve the uniformity of spraying the drug, thereby increasing the range of soil adhesion of the drug. Then the stirring component 3 can be started, and the first spiral stirring blade 304 and the second spiral stirring blade 305 on the rotating rod 302 can form a spiral vortex in opposite directions. In this way, the bottom layer of soil is driven to move up and the upper layer of soil is driven to move down under the action of the spiral rotation, achieving an effect of staggered fusion, thereby further improving the uniformity of mixing the soil and the drug, and enhancing the effect of soil remediation. Through such structural coordination, the stirring effect can be improved, the situation of insufficient mixing of the bottom layer of soil and the drug due to horizontal stirring is reduced, and the overall effect of the device on soil remediation is improved.
[0033] The embodiments of the present invention disclose preferred embodiments, but are not limited thereto. A person skilled in the art can easily understand the spirit of the present invention based on the above embodiments and make different extensions and changes. However, as long as they do not deviate from the spirit of the present invention, they are all within the protection scope of the present invention.
Claims
1. A device for adding and mixing chemicals for contaminated soil remediation, characterized in that: The invention comprises a mixing barrel (1), wherein a medicine adding component (2) is fixedly provided on the outer wall of the mixing barrel (1), and the discharge port of the medicine adding component (2) is located inside the mixing barrel (1), a stirring component (3) is fixedly provided inside the mixing barrel (1), and a blocking component (4) is fixedly provided at the bottom of the mixing barrel (1), and the blocking component (4) is in contact with the bottom outlet of the mixing barrel (1); The stirring assembly (3) comprises a driving motor (301), a rotating rod (302) is installed at the output end of the driving motor (301), a plurality of fixed rods (303) are cross-arranged on the rod wall of the rotating rod (302), a first spiral stirring blade (304) and a second spiral stirring blade (305) are alternately arranged between the plurality of fixed rods (303), and the spiral directions of the first spiral stirring blade (304) and the second spiral stirring blade (305) are opposite.
2. The device for adding and mixing chemicals for contaminated soil remediation according to claim 1, characterized in that: The drug adding assembly (2) comprises a loading barrel (201) and a water pump (203) mounted on a support plate, wherein the support plate is fixedly arranged on the outer wall of the mixing barrel (1), and a U-shaped tube (202) extending toward the inner bottom is arranged on the top of the loading barrel (201); One end of the U-shaped tube (202) is connected to the water inlet end of the water pump (203), and the water outlet end of the water pump (203) is connected to a water outlet pipe (204) extending to the top of the mixing barrel (1), and a spray head (205) is fixedly provided at the lower end of the water outlet pipe (204).
3. The device for adding and mixing chemicals for contaminated soil remediation according to claim 2, characterized in that: A plurality of guide tubes (206) connected to the shower head (205) are arranged in a circular array at the bottom of the shower head (205); the guide tubes (206) are L-shaped, and the bending angle of the guide tubes (206) is an obtuse angle.
4. The device for adding and mixing chemicals for contaminated soil remediation according to claim 1, characterized in that: A circular connecting block (306) is fixedly provided at the bottom of the rotating rod (302); a plurality of supporting rods (307) are fixedly provided on the connecting block (306) near the outer edge of the mixing barrel (1); a plurality of stirring plates (308) are equidistantly arranged at the bottom ends of the plurality of supporting rods (307); and the plurality of stirring plates (308) are equidistantly extended from a side close to the inner wall of the mixing barrel (1); and the plurality of stirring plates (308) are matched with the inclined surface of the bottom of the mixing barrel (1).
5. The device for adding and mixing chemicals for contaminated soil remediation according to claim 4, characterized in that: A small stirring blade (309) is fixedly provided at the bottom center of the connecting block (306), and the blades on the small stirring blade (309) are the same in shape as the first spiral stirring blade (304) and the second spiral stirring blade (305).
6. The device for adding and mixing chemicals for contaminated soil remediation according to claim 1, characterized in that: The blocking assembly (4) comprises two fixed plates (401), the two fixed plates (401) being fixed on supporting legs on both sides of the mixing barrel (1) respectively, a blocking plate (402) adapted to the discharge port of the mixing barrel (1) being movably mounted between the two fixed plates (401), movable grooves (403) being provided on opposite sides of the two fixed plates (401), movable blocks (404) slidably matched with the movable grooves (403) being fixed on opposite sides of the blocking plates (402), a mounting frame (405) being fixed between the bottom sides of the two fixed plates (401), and an electric push rod (406) coupled to the bottom of the blocking plate (402) being fixed on the upper side of the mounting frame (405).