Solidified soil processing device

Abstract

The utility model discloses a solidified soil processing device, which relates to the technical field of solidified soil processing, and comprises an outer tank body and a stirring main body, a mixing component is arranged in the outer tank body, a feeding component is arranged on the outer side of the outer tank body, the mixing component comprises a grinding component and a reaction component, the grinding component comprises a bearing frame, and the reaction component comprises a reaction component. The bearing frame is installed in the outer tank body, and the grinding cabin is installed on the top of the bearing frame. According to the solidified soil processing device provided by the utility model, a solidifying agent is added into the reaction cabin through the flow dividing pipe, soil and the solidifying agent in the reaction cabin are mixed through the side scraping plate and the inclined scraping plate, a mixed product enters the apportionment outer cabin through the groove, communicated with the apportionment outer cabin, of the reaction cabin, and the soil is preliminarily ground in rows through the grinding roller; and the ground soil is screened through a screening hopper, the soil and the curing agent are fully mixed through cooperation of a stirring shaft and a side scraping plate, and then graded curing of the soil of different particles is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of solidified soil processing, in particular to a solidified soil processing device. Background Art

[0002] In order to reduce the further spread of contaminated soil, the contaminated soil is usually solidified to achieve physical isolation of the contaminated soil.

[0003] Typically, the curing agent and granular soil are mixed. A Chinese patent application with authorization number CN219186617U discloses a mixing device for processing solidified soil. The device includes a switch mechanism, an electric telescopic rod, and a fixed plate. During use, the electric telescopic rod pushes the fixed plate to close the discharge port, thereby reducing the possibility of soil leakage.

[0004] By mixing specific curing agents or additives with contaminated soil, harmful substances are fixed in the soil through physical and chemical reactions or adsorption, thereby reducing their migration and release. Since soil curing can improve the strength and stability of the soil, it can also be used in engineering construction. In order to promote the reaction between the curing agent and the soil, the soil is usually broken into particles. However, when processing and stirring the solidified soil, soil particles of different sizes are mixed together, resulting in different degrees of reaction between the soil and the curing agent in different layers of the device, which can easily affect the soil curing effect. Utility Model Content

[0005] In view of the problem that the above-mentioned existing methods usually crush the soil into particles, but when processing and stirring the solidified soil, particles of soil of different sizes are mixed together, resulting in different degrees of reaction between the soil and the solidifying agent in different layers of the device, which is likely to affect the soil solidification effect, the present utility model is proposed.

[0006] Therefore, the purpose of the present invention is to provide a solidified soil processing device, the purpose of which is to: perform preliminary grinding of the soil by a grinding roller, and screen the ground soil through a screening hopper, and cooperate with a stirring shaft and a side scraper to fully mix the soil and the solidifying agent, thereby realizing graded solidification of soils with different particles.

[0007] In order to solve the above technical problems, the present invention provides the following technical solutions: a solidified soil processing device, comprising an outer tank body and a stirring body, wherein the stirring body is located inside the outer tank body, a mixing component is provided inside the outer tank body, and a feeding assembly is provided outside the outer tank body;

[0008] The mixing component includes a grinding assembly and a reaction assembly. The grinding assembly includes a carrier frame, which is fixedly installed inside the outer tank body. A grinding cabin is fixedly installed on the top of the carrier frame. A feed port is provided on the top of the grinding cabin, and one end of the feed port protrudes from the top of the outer tank body. A grinding roller is provided on the inside of the grinding cabin, and the grinding roller is fixedly installed on the outside of the stirring body. The stirring body includes a rotating rod and a motor for driving the rotating rod. The feed port can add soil to the grinding cabin. The grinding cabin is fixed to the top of the outer tank body through the carrier frame, and the surface of the grinding roller is provided with knife patterns for grinding soil.

[0009] As a preferred solution of the solidified soil processing device described in the present invention, wherein: a discharge trough is provided at the bottom of the grinding chamber, a screening hopper is provided at the bottom of the grinding chamber, the screening hopper is fixedly installed on the outside of the stirring body, a sweeping plate is provided on the top of the screening hopper, the sweeping plate is fixedly installed at the bottom of the grinding chamber, the discharge trough can discharge the ground soil in the grinding chamber, the bottom of the screening hopper is provided with vertical holes, the outside of the screening hopper is provided with a groove communicating with the inside of the outer tank body, when the screening hopper rotates together with the transfer rod in the stirring body, the sweeping plate sweeps over the top of the screening hopper, and the bottom of the sweeping plate is provided with a sieve hole of fixed size.

[0010] As a preferred solution of the solidified soil processing device described in the present invention, the reaction assembly includes a reaction chamber, which is fixedly mounted on the bottom of the grinding chamber through a supporting frame. The outer ring diameter of the screening hopper is smaller than the inner ring diameter of the reaction chamber. The soil in the screening hopper falls into the reaction chamber after passing through the vertical sieve holes. The grinding chamber and the reaction chamber are both fixedly mounted inside the outer tank body.

[0011] As a preferred solution of the solidified soil processing device described in the present invention, wherein: the inner side of the reaction chamber is provided with equidistantly arranged stirring shafts, one end of the stirring shaft is fixedly installed on the outer side of the stirring body, and the stirring shafts are distributed in a circular array around the stirring body. The stirring shafts rotate synchronously with the transfer rod in the stirring body and stir the soil in the reaction chamber.

[0012] As a preferred solution of the solidified soil processing device described in the present invention, the other end of the stirring shaft is fixedly installed with a side scraper, and the side scrapers are distributed on both sides of the stirring body. The stirring shafts are connected by the side scrapers, and an inclined scraper is provided on the outside of the stirring shaft. The stirring shaft passes through the entire inclined scraper. The angle between the side scraper and the stirring shaft is ninety degrees. When the side scraper rotates with the stirring shaft, it fits with the inner wall of the reaction chamber. One end of the inclined scraper is inclined outward, and the distance between the inclined scraper and the side scraper is smaller than the distance between the inclined scraper and the stirring body.

[0013] As a preferred solution of the solidified soil processing device described in the present invention, the mixing component also includes a distribution component, the distribution component includes a distribution outer cabin, the distribution outer cabin is fixedly installed at the bottom of the reaction cabin, the inner side of the distribution outer cabin is provided with a distribution inner cabin, the distribution inner cabin is fixedly installed on the outside of the mixing body, a flattening roller is fixedly installed at the bottom of the distribution inner cabin, a groove communicating with the distribution outer cabin is provided at the bottom of the reaction cabin, there is a gap between the distribution inner cabin and the distribution outer cabin, and the flattening roller is suspended on the top of the distribution outer cabin.

[0014] As a preferred solution of the solidified soil processing device of the present invention, the feeding assembly includes a liquid tank, which is fixedly installed on the top of the outer tank body, and a liquid supply pump is fixedly installed on the top of the liquid tank. The output end of the liquid supply pump is located inside the liquid tank, and the interior of the liquid tank is filled with liquid curing agent. The liquid supply pump can extract the curing agent from the liquid tank.

[0015] As a preferred solution of the solidified soil processing device described in the present invention, a liquid infusion pipe is provided on the inner side of the liquid tank, and equidistantly arranged diversion pipes are provided on the surface of the liquid infusion pipe, one end of the diversion pipe extends to the inner side of the reaction tank, and one end of the diversion pipe is located between the distribution outer tank and the outer tank body. The curing agent in the liquid infusion pipe can be transported to the reaction tank through the diversion pipe for reaction, or transported to the distribution outer tank and the outer tank body through the diversion pipe to react with the large particles of soil screened out by the sweeping plate.

[0016] Beneficial effects of the utility model:

[0017] 1. Add curing agent to the reaction chamber through the diversion pipe, mix the soil and curing agent in the reaction chamber through the side scraper and the inclined scraper, and the mixed product enters the distribution outer chamber through the groove connecting the reaction chamber and the distribution outer chamber. The soil is preliminarily ground by the grinding roller and the ground soil is screened by the screening hopper. The stirring shaft and side scraper are used to fully mix the soil and curing agent, thereby achieving graded curing of soil with different particles.

[0018] 2. The liquid curing agent in the liquid tank is extracted by the liquid supply pump, and is transported through the liquid delivery pipe and the diversion pipe to the reaction chamber and the bottom between the outer chamber and the outer tank body, and is mixed with the large particles of soil on the screen hopper after screening by the sweeping plate, so as to ensure the curing effect of soils with different particle sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without inventive work. Among them:

[0020] Figure 1 This is a schematic diagram of the overall structure of the solidified soil processing device of the present invention.

[0021] Figure 2 This is a schematic cross-sectional view of the solidified soil processing device of the present invention.

[0022] Figure 3 This is a schematic cross-sectional structural diagram of the mixing components of the solidified soil processing device of the present invention.

[0023] Figure 4 This is a schematic cross-sectional structural diagram of the distributed components of the solidified soil processing device of the present invention.

[0024] Description of reference numerals:

[0025] 1. Outer tank body; 2. Stirring body; 3. Mixing component; 31. Grinding assembly; 311. Carrying frame; 312. Grinding chamber; 313. Feeding port; 314. Grinding roller; 315. Discharging trough; 316. Screen hopper; 317. Sweeping plate; 32. Reaction assembly; 321. Reaction chamber; 322. Stirring shaft; 323. Side scraper; 324. Oblique scraper; 33. Distribution assembly; 331. Distribution outer chamber; 332. Distribution inner chamber; 333. Flattening roller; 4. Feeding assembly; 41. Liquid chamber; 42. Liquid supply pump; 43. Infusion pipe; 44. Diverter pipe. DETAILED DESCRIPTION

[0026] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0027] Example 1

[0028] Reference Figure 1-3, which is the first embodiment of the present utility model, provides a solidified soil processing device, which includes an outer tank body 1 and a stirring body 2, the stirring body 2 is located inside the outer tank body 1, a mixing component 3 is provided inside the outer tank body 1, and a feeding component 4 is provided on the outside of the outer tank body 1, the mixing component 3 includes a grinding component 31 and a reaction component 32, the grinding component 31 includes a carrier 311, the carrier 311 is fixedly installed inside the outer tank body 1, a grinding chamber 312 is fixedly installed on the top of the carrier 311, a feeding port 313 is provided on the top of the grinding chamber 312, and one end of the feeding port 313 protrudes from the top of the outer tank body 1, a grinding roller 314 is provided on the inner side of the grinding chamber 312, and the grinding roller 314 is fixedly installed on the outside of the stirring body 2.

[0029] A discharge trough 315 is provided at the bottom of the grinding chamber 312 , a screening hopper 316 is provided at the bottom of the grinding chamber 312 , the screening hopper 316 is fixedly installed on the outside of the stirring body 2 , and a sweeping plate 317 is provided on the top of the screening hopper 316 , and the sweeping plate 317 is fixedly installed at the bottom of the grinding chamber 312 .

[0030] The reaction assembly 32 includes a reaction chamber 321 , which is fixedly mounted on the bottom of the grinding chamber 312 via a carrier 311 . The outer diameter of the screening hopper 316 is smaller than the inner diameter of the reaction chamber 321 .

[0031] The inner side of the reaction chamber 321 is provided with stirring shafts 322 arranged at equal intervals. One end of the stirring shaft 322 is fixedly installed on the outer side of the stirring body 2. The stirring shafts 322 are distributed in a ring array around the stirring body 2.

[0032] A side scraper 323 is fixedly installed at the other end of the stirring shaft 322. The side scrapers 323 are distributed on both sides of the stirring body 2. The stirring shafts 322 are connected through the side scrapers 323. An inclined scraper 324 is provided on the outside of the stirring shaft 322, and the stirring shaft 322 runs through the entire inclined scraper 324.

[0033] During use, the soil to be processed is fed into the grinding chamber 312 through the feed port 313, and the motor in the stirring body 2 drives the rotary rod to drive the knife grooves on the connected grinding roller 314 to grind the soil in the grinding chamber 312. The ground soil falls onto the surface of the screening hopper 316 through the discharge chute 315, and as the rotary rod in the stirring body 2 rotates, the screening hopper 316, whose outer ring diameter is smaller than the inner ring diameter of the reaction chamber 321, rotates, and the soil on the surface of the screening hopper 316 is screened by the sweeping plate 317 on the top. The soil with a diameter smaller than the diameter of the vertical holes in the screening hopper 316 falls into the reaction chamber 321, and the soil with a diameter larger than the diameter falls into the outer tank body 1 as the sweeping plate 317 cleans it. The granular soil is concentrated at the bottom of the outer tank body 1, and the screened soil is further broken up as the inner distribution chamber 332 connected to the transfer rod in the stirring body 2 rotates, and the curing agent is added to the reaction chamber 321 through the diversion pipe 44. The soil and curing agent in the reaction chamber 321 are mixed by the side scraper 323 and the inclined inclined scraper 324. The mixed product enters the distribution outer chamber 331 through the groove connecting the reaction chamber 321 and the distribution outer chamber 331. The soil is preliminarily ground by the grinding roller 314, and the ground soil is screened by the screening hopper 316. The stirring shaft 322 and the side scraper 323 are used to fully mix the soil and curing agent, thereby realizing graded curing of soil with different particles.

[0034] Example 2

[0035] Reference Figure 1-4 , which is the second embodiment of the present utility model, is different from the first embodiment in that:

[0036] The mixing component 3 also includes a distribution component 33, which includes a distribution outer chamber 331, which is fixedly installed at the bottom of the reaction chamber 321, and an distribution inner chamber 332 is provided on the inner side of the distribution outer chamber 331, which is fixedly installed on the outer side of the stirring body 2, and a flattening roller 333 is fixedly installed at the bottom of the distribution inner chamber 332.

[0037] The feeding assembly 4 includes a liquid tank 41 , which is fixedly mounted on the top of the outer tank 1 . A liquid supply pump 42 is fixedly mounted on the top of the liquid tank 41 , and an output end of the liquid supply pump 42 is located inside the liquid tank 41 .

[0038] A liquid infusion pipe 43 is provided on the inner side of the liquid tank 41, and equidistantly arranged diversion pipes 44 are provided on the surface of the liquid infusion pipe 43. One end of the diversion pipe 44 extends to the inner side of the reaction chamber 321, and one end of the diversion pipe 44 is located between the outer compartment 331 and the outer tank body 1.

[0039] During use, the soil in the reaction chamber 321 enters the outer sharing chamber 331 and falls onto the inner sharing chamber 332. As the stirring shaft 322 rotates along with the transfer rod in the stirring body 2, the curing agent and the soil are fully mixed. The product falls through the groove in the inner sharing chamber 332 into the space between the inner sharing chamber 332 and the outer sharing chamber 331 fixed on the inner side of the outer tank body 1. The product between the inner sharing chamber 332 and the outer sharing chamber 331 is spread by the flattening roller 333 at the bottom of the rotating inner sharing chamber 332. The product is distributed, and falls into the space between the distributing outer chamber 331 and the bottom of the outer tank body 1 through the groove in the distributing outer chamber 331, and the liquid curing agent in the liquid chamber 41 is extracted by the liquid supply pump 42, and is transported through the liquid infusion pipe 43 and transported to the reaction chamber 321 and between the distributing outer chamber 331 and the bottom of the outer tank body 1 through the diversion pipe 44, and is mixed with the large particles of soil on the screening hopper 316 after screening by the sweeping plate 317, so as to ensure the effect of curing soils of different particle sizes.

[0040] The remaining structures are the same as those of Example 1.

[0041] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention may be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, and all of these should be included in the scope of the claims of the present invention.

Claims

1. A solidified soil processing device, comprising an outer tank body (1) and a stirring body (2), wherein the stirring body (2) is located inside the outer tank body (1), and is characterized in that: A mixing component (3) is provided inside the outer tank body (1), and a material adding component (4) is provided outside the outer tank body (1); The mixing component (3) comprises a grinding assembly (31) and a reaction assembly (32); the grinding assembly (31) comprises a carrier (311); the carrier (311) is fixedly mounted inside the outer tank body (1); a grinding chamber (312) is fixedly mounted on the top of the carrier (311); a feed port (313) is provided on the top of the grinding chamber (312); one end of the feed port (313) protrudes from the top of the outer tank body (1); a grinding roller (314) is provided on the inner side of the grinding chamber (312); and the grinding roller (314) is fixedly mounted on the outer side of the stirring body (2).

2. The solidified soil processing device according to claim 1, characterized in that: A discharge trough (315) is provided at the bottom of the grinding chamber (312), a screening hopper (316) is provided at the bottom of the grinding chamber (312), the screening hopper (316) is fixedly mounted on the outside of the stirring body (2), and a sweeping plate (317) is provided at the top of the screening hopper (316), the sweeping plate (317) is fixedly mounted at the bottom of the grinding chamber (312).

3. The solidified soil processing device according to claim 2, characterized in that: The reaction assembly (32) comprises a reaction chamber (321), wherein the reaction chamber (321) is fixedly mounted on the bottom of the grinding chamber (312) via a carrier frame (311), and the outer diameter of the screening hopper (316) is smaller than the inner diameter of the reaction chamber (321).

4. The solidified soil processing device according to claim 3, characterized in that: The inner side of the reaction chamber (321) is provided with stirring shafts (322) arranged at equal intervals, one end of the stirring shaft (322) is fixedly mounted on the outer side of the stirring body (2), and the stirring shafts (322) are distributed in a ring array around the stirring body (2).

5. The solidified soil processing device according to claim 4, characterized in that: A side scraper (323) is fixedly mounted on the other end of the stirring shaft (322), and the side scrapers (323) are distributed on both sides of the stirring body (2). The stirring shafts (322) are connected via the side scrapers (323). An oblique scraper (324) is provided on the outside of the stirring shaft (322), and the stirring shaft (322) passes through the entire oblique scraper (324).

6. The solidified soil processing device according to claim 1, characterized in that: The mixing component (3) further comprises a distribution assembly (33), the distribution assembly (33) comprising a distribution outer chamber (331), the distribution outer chamber (331) being fixedly mounted on the bottom of the reaction chamber (321), an distribution inner chamber (332) being provided on the inner side of the distribution outer chamber (331), the distribution inner chamber (332) being fixedly mounted on the outer side of the stirring body (2), and a flattening roller (333) being fixedly mounted on the bottom of the distribution inner chamber (332).

7. The solidified soil processing device according to claim 1, characterized in that: The feeding assembly (4) comprises a liquid tank (41), wherein the liquid tank (41) is fixedly mounted on the top of the outer tank body (1), and a liquid supply pump (42) is fixedly mounted on the top of the liquid tank (41), wherein the output end of the liquid supply pump (42) is located inside the liquid tank (41).

8. The solidified soil processing device according to claim 7, characterized in that: A liquid infusion pipe (43) is provided on the inner side of the liquid tank (41), and equidistantly arranged diversion pipes (44) are provided on the surface of the liquid infusion pipe (43). One end of the diversion pipe (44) extends to the inner side of the reaction tank (321), and one end of the diversion pipe (44) is located between the apportionment outer tank (331) and the outer tank body (1).

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