Lime soil mixing device suitable for lime soil replacement and filling

By introducing disassembly and assembly components and dust suppression components into the lime-soil mixing device, the problems of inconvenient disassembly and assembly of the feed pipe and dust suppression were solved, achieving efficient and uniform mixing and environmentally friendly construction.

CN224103196UActive Publication Date: 2026-04-10CHINA CONSTRUCTION THIRD ENGINEERING BUREAU GROUP SHANDONG INVESTMENT & CONSTRUCTION CO LTD +1
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-01
Publication Date
2026-04-10

AI Technical Summary

Technical Problem

The existing ash-soil mixing equipment suffers from inconvenient disassembly and assembly of the feed pipe, leading to blockages, which affects its efficiency and fails to effectively reduce dust, thus reducing its environmental friendliness.

Method used

The design incorporates assembly/disassembly components and dust suppression components, including slots, mounting plates, elastic plates, limiting components, and nozzles, enabling rapid assembly/disassembly of the guide pipe and discharge pipe, as well as dust suppression of ash and soil.

Benefits of technology

It improves the service life of the diversion pipe and the discharge pipe, ensures rapid discharge and uniform mixing of ash and soil, and enhances construction efficiency and environmental friendliness.

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Abstract

The utility model relates to the technical field of lime-soil replacement and filling, and discloses a lime-soil mixing device suitable for lime-soil replacement and filling, which comprises a mixing barrel, a flow guide pipe is fixedly arranged at the bottom of the mixing barrel, a top cover is arranged at the top of the mixing barrel, a hopper is arranged at the top of the top cover, and a blanking pipe is arranged at the bottom of the flow guide pipe; the dismounting and mounting assembly comprises clamping grooves formed in the flow guide pipe and the discharging pipe, and a first mounting plate and a second mounting plate which are arranged on the flow guide pipe and the discharging pipe in a sleeving mode. Through the arrangement of the dismounting and mounting assembly, the flow guide pipe and the discharging pipe can be rapidly dismounted, so that the flow guide pipe and the discharging pipe can be conveniently maintained and replaced; according to the device, the dust in the mixing cylinder can be quickly discharged, so that the dust in the mixing cylinder can be directly replaced and filled in a replacement and filling area, dust in the mixing cylinder can be prevented from being blown out, the overall environmental protection property of the device is improved, and the operation efficiency is greatly improved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to lime-soil replacement technology field, concretely to a lime-soil mixing device suitable for lime-soil replacement. BACKGROUND

[0002] Lime-soil is mainly composed of cement, lime, fly ash and the like. These materials can form solid materials with certain strength and stability through chemical reaction after mixing with water. The introduction of lime-soil can significantly improve the bearing capacity and stability of soil, and improve the physical and chemical properties of soil, which is particularly suitable for soil improvement and replacement in roadbed, dam and other engineering projects.

[0003] The application number CN202023255857.8 proposes a lime-soil compaction pile mixing device, which completes lime-soil mixing by first bin, second bin and water storage bin. The control accuracy of lime-soil mixing ratio and water content is higher, the working intensity of workers is reduced, and the efficiency of lime-soil mixing is improved. The lime-soil mixing amount can be controlled to ensure the accuracy of backfilling lime-soil amount, thereby improving the quality of subsequent ramming work. However, the above-mentioned device is difficult to quickly disassemble and assemble the guide pipe, which is easy to be blocked by lime-soil, affecting the use of the device and reducing the work efficiency of lime-soil replacement. Moreover, it cannot effectively reduce dust during use, which affects the environment and reduces the environmental protection of the device. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a lime-soil mixing device suitable for lime-soil replacement, which solves the problem of difficulty in quickly disassembling and assembling the guide pipe, which is easy to be blocked by lime-soil, affecting the use of the device and reducing the work efficiency of lime-soil replacement. Moreover, it cannot effectively reduce dust during use.

[0005] In order to solve the above technical problems, the utility model provides the following technical scheme:

[0006] A lime-soil mixing device suitable for lime-soil replacement, comprising:

[0007] A mixing cylinder is provided with a mixing assembly for mixing lime-soil inside. A guide pipe is fixedly installed at the bottom of the mixing cylinder. A top cover is installed at the top of the mixing cylinder. A hopper is installed at the top of the top cover. A discharge pipe is installed at the bottom of the guide pipe.

[0008] The dismounting assembly is located between the flow guide pipe and the blanking pipe and is used for quick dismounting of the flow guide pipe and the blanking pipe, the dismounting assembly comprises clamping grooves formed on the flow guide pipe and the blanking pipe and mounting plates one and two which are sleeved on the flow guide pipe and the blanking pipe, two elastic plates are mounted between the mounting plates one and two, the mounting plate one is hinged to the mounting plate two, the two elastic plates are located inside the clamping grooves, one side of the mounting plate one is provided with a limiting assembly for limiting the mounting plate one and the mounting plate two.

[0009] Preferably, the limiting assembly comprises a limiting groove formed in the mounting plate two and a toothed plate fixedly mounted on one end of the mounting plate one, the toothed plate is inserted into the inside of the limiting groove, one side of the mounting plate two is fixedly mounted with two fixed blocks, the inside of the two fixed blocks is formed with a sliding groove, the inside of the sliding groove is slidably mounted with an insertion plate, and the inside of the sliding groove is provided with a resetting assembly for resetting the insertion plate.

[0010] Preferably, the resetting assembly comprises a compression spring fixedly mounted in the inside of the sliding groove, and the compression spring is fixedly mounted with the insertion plate.

[0011] Preferably, the mixing assembly comprises a containing groove formed in the top cover and a gear one rotatably mounted in the containing groove, the inside of the containing groove is rotatably mounted with a gear two engaged with the gear one, the inside of the mixing cylinder is rotatably mounted with mixing leaves, the top of the mixing leaves is located in the inside of the containing groove and is fixed with the gear one, the top of the top cover is mounted with a driving motor, the main shaft of the driving motor penetrates through the top cover and is connected with the gear two.

[0012] Preferably, the bottom of the flow guide pipe is mounted with a mounting pipe, the mounting pipe is located between the two blanking pipes, the bottom of the mounting pipe is provided with an adjusting assembly for adjusting the two blanking pipes, the adjusting assembly comprises a mounting box fixedly mounted on the bottom of the mounting pipe and two push rods mounted in the inside of the mounting box, one end of the two push rods penetrates through both ends of the mounting box and extends to the outside of the mounting box, one side of the push rod is mounted with a push plate, and one side of the push plate is provided with a protection assembly for protecting the push plate.

[0013] Preferably, the protection assembly comprises a fixed groove formed in the inside of the push plate and an adapter plate mounted on one side of the push plate, one side of the adapter plate is fixedly mounted with a clamping block, and the clamping block is located in the inside of the fixed groove.

[0014] Preferably, the top of the hopper is provided with a dust falling assembly for dust falling of the hopper, the dust falling assembly comprises a circulating pipe mounted on the top of the hopper and a water tank fixedly mounted on one side of the mixing cylinder, the top of the circulating pipe is mounted with a plurality of spray heads, the plurality of spray heads are uniformly distributed on the top of the circulating pipe, and a connecting pipe is connected between the water tank and the circulating pipe.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] The utility model discloses a setting of dismounting assembly can effectively carry out the quick dismounting between the flow guide pipe and the blanking pipe, so that the flow guide pipe and the blanking pipe are maintained and replaced, thereby prolong the service life of flow guide pipe and blanking pipe, and the inside ash of mixing cylinder is discharged quickly, and the ash is filled quickly, so that the ash is filled directly in the filled area, and the ash in the mixing cylinder is dusted, and the dust is prevented from being inhaled by the staff, and the environmental protection of the whole device is improved, and the deep mixing process is carried out, and the mixing is more uniform and stable, and the operation efficiency is improved, and the demand of high efficiency construction is provided. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the whole structure schematic diagram of the utility model;

[0018] Figure 2 It is the inside structure schematic diagram of the utility model;

[0019] Figure 3 It is the structure schematic diagram of the mixing assembly of the utility model;

[0020] Figure 4 It is the structure schematic diagram of the adjusting assembly of the utility model;

[0021] Figure 5 It is the structure schematic diagram of the dismounting assembly of the utility model;

[0022] Figure 6 It is the utility model Figure 5 It is the enlarged view of A in the utility model.

[0023] 1, mixing cylinder;2, flow guide pipe;3, water tank;4, hopper;5, adjusting assembly;6, dismounting assembly;7, mounting pipe;8, mixing blade;9, circulating pipe;10, spray head;11, gear one;12, gear two;13, drive motor;14, blanking pipe;

[0024] 51, mounting box;52, push rod;53, push plate;54, link plate;55, clamping block;

[0025] 61, mounting plate one;62, mounting plate two;63, elastic plate;64, toothed plate;65, fixed block;66, extrusion spring;67, plugboard. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0027] Please refer to Figure 1 and Figure 2 A lime-soil mixing device suitable for lime-soil replacement, comprising: a mixing cylinder 1, a mixing assembly for mixing lime-soil is arranged in the mixing cylinder 1, a flow guide pipe 2 is fixedly installed at the bottom of the mixing cylinder 1, a top cover is installed at the top of the mixing cylinder 1, a hopper 4 is installed at the top of the top cover, and a discharge pipe 14 is installed at the bottom of the flow guide pipe 2.

[0028] Please refer to Figure 5 and Figure 6 A dismounting assembly 6 is located between the flow guide pipe 2 and the discharge pipe 14 and is used for quick dismounting of the flow guide pipe 2 and the discharge pipe 14, the dismounting assembly 6 comprises a clamping groove arranged on the flow guide pipe 2 and the discharge pipe 14, and an installation plate one 61 and an installation plate two 62 sleeved on the flow guide pipe 2 and the discharge pipe 14, two elastic plates 63 are installed between the installation plate one 61 and the installation plate two 62, the installation plate one 61 is hinged to the installation plate two 62, the two elastic plates 63 are located in the interior of the clamping groove, one side of the installation plate one 61 is provided with a limiting assembly for limiting the installation plate one 61 and the installation plate two 62, the limiting assembly comprises a limiting groove arranged in the interior of the installation plate two 62 and a toothed plate 64 fixedly installed at one end of the installation plate one 61, the toothed plate 64 is inserted into the interior of the limiting groove, two fixed blocks 65 are fixedly installed at one side of the installation plate two 62, a sliding groove is arranged in the interior of the two fixed blocks 65, a plug plate 67 is slidably installed in the interior of the sliding groove, and a resetting assembly is arranged in the interior of the sliding groove and is used for resetting the plug plate 67.

[0029] When the flow guide pipe 2 and the discharge pipe 14 need to be dismounted, the toothed plate 64 is first inserted into the interior of the limiting groove, and the plug plate 67 is pulled to limit and fix the installation plate one 61 and the installation plate two 62, after the toothed plate 64 reaches a suitable position, the plug plate 67 is reset by the resilience of the compression spring 66, one end of the plug plate 67 is located in the interior of the two clamping teeth of the toothed plate 64, the limiting and fixing of the toothed plate 64 are completed, and the installation of the installation plate one 61 and the installation plate two 62 is also realized, then the above operation is reversed to dismount the installation plate one 61 and the installation plate two 62, so that the flow guide pipe 2 and the discharge pipe 14 can be quickly dismounted, the flow guide pipe 2 and the discharge pipe 14 can be quickly repaired and replaced, and the service life of the flow guide pipe 2 and the discharge pipe 14 is prolonged.

[0030] Further, asFigure 5 and Figure 6 As shown in

[0031] Further, as shown in Figure 2 The mixing assembly comprises a containing groove formed in the inner portion of the top cover and a gear one 11 rotatably installed in the containing groove. A gear two 12 is rotatably installed in the inner portion of the containing groove and engaged with the gear one 11. A mixing blade 8 is rotatably installed in the inner portion of the mixing cylinder 1 and fixed to the top of the gear one 11. A driving motor 13 is installed on the top of the top cover. The main shaft of the driving motor 13 penetrates through the top cover and connected with the gear two 12. Thus, the driving motor 13 drives the gear two 12 to rotate, and the gear one 11 rotates synchronously by the engagement of the gear two 12. Therefore, the mixing blade 8 rotates synchronously with the gear one 11, and the soil in the inner portion of the mixing cylinder 1 is mixed, improving the mixing efficiency of the soil.

[0032] Further, as shown in Figure 4 The installation pipe 7 is located between the two feeding pipes 14. The bottom of the installation pipe 7 is provided with an adjusting assembly 5 for adjusting the two feeding pipes 14. The adjusting assembly 5 comprises an installation box 51 fixedly installed at the bottom of the installation pipe 7 and two push rods 52 installed in the installation box 51. One end of each of the two push rods 52 penetrates through one end of the installation box 51 and extends to the outside of the installation box 51. A push plate 53 is installed on one side of the push rod 52. The push plate 53 is provided with a protection assembly on one side for protecting the push plate 53. The protection assembly comprises a fixed groove formed in the inner portion of the push plate 53 and a link plate 54 installed on one side of the push plate 53. A clamping block 55 is fixedly installed on one side of the link plate 54 and located in the fixed groove. Thus, the clamping block 55 is aligned with the fixed groove first, and then the link plate 54 is pressed downward to insert the clamping block 55 into the fixed groove, so that the link plate 54 is installed with the push plate 53. Therefore, the service life of the push plate 53 can be appropriately improved, and the push plate 53 and the link plate 54 are attached to the feeding pipe 14 by pushing the push plate 53, completing the position adjustment of the feeding pipe 14, so that the feeding pipe 14 can be used for different position soil replacement.

[0033] In addition, please refer to Figure 1 and Figure 3The top of the hopper 4 is provided with a dust falling assembly for dust falling of the hopper 4, the dust falling assembly comprises a circulating pipe 9 installed on the top of the hopper 4 and a water tank 3 fixedly installed on one side of the mixing drum 1, a plurality of spray heads 10 are installed on the top of the circulating pipe 9, the plurality of spray heads 10 are uniformly distributed on the top of the circulating pipe 9, and a connecting pipe is connected between the water tank 3 and the circulating pipe 9; based on this, the water in the water tank 3 is input into the inside of the circulating pipe 9, then the liquid in the inside of the circulating pipe 9 circulates in the inside of the circulating pipe 9, and the water is sprayed upward through the plurality of spray heads 10, so that the inside of the hopper 4 can be appropriately wetted, dust in the inside of the mixing drum 1 can be prevented from floating out during mixing, workers can be prevented from inhaling dust into the inside of the body, and the environmental protection of the device is improved.

[0034] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A lime-soil mixing device suitable for lime-soil replacement, characterized by, Include: Mixing cylinder (1), the inside of the mixing cylinder (1) is provided with a mixing assembly for mixing lime soil, the bottom of the mixing cylinder (1) is fixedly installed with a flow guide pipe (2), the top of the mixing cylinder (1) is installed with a top cover, the top of the top cover is installed with a hopper (4), the bottom of the flow guide pipe (2) is installed with a discharge pipe (14); Disassembly and assembly assembly (6), the disassembly and assembly assembly (6) is located between the flow guide pipe (2) and the discharge pipe (14), and the disassembly and assembly assembly (6) is used for quick disassembly and assembly of the flow guide pipe (2) and the discharge pipe (14), the disassembly and assembly assembly (6) includes clamping grooves opened on the flow guide pipe (2) and the discharge pipe (14), and mounting plate one (61) and mounting plate two (62) sleeved on the flow guide pipe (2) and the discharge pipe (14), two elastic plates (63) are installed between the mounting plate one (61) and the mounting plate two (62), the mounting plate one (61) is hinged with the mounting plate two (62), the two elastic plates (63) are located in the inside of the clamping groove, one side of the mounting plate one (61) is provided with a limiting assembly for limiting the mounting plate one (61) and the mounting plate two (62).

2. The lime-soil mixing device for lime-soil replacement according to claim 1, characterized in that: The limiting assembly includes a limiting groove opened in the inside of the mounting plate two (62) and a toothed plate (64) fixedly installed at one end of the mounting plate one (61), the toothed plate (64) is inserted into the inside of the limiting groove, two fixed blocks (65) are fixedly installed on one side of the mounting plate two (62), sliding grooves are opened in the inside of the two fixed blocks (65), an insertion plate (67) is slidably installed in the inside of the sliding groove, and a reset assembly is arranged in the inside of the sliding groove for resetting the insertion plate (67).

3. The lime-soil mixing device for lime-soil replacement according to claim 2, characterized in that: The reset assembly includes a compression spring (66) fixedly installed in the inside of the sliding groove, and the compression spring (66) is fixedly installed with the insertion plate (67).

4. The lime-soil mixing device for lime-soil replacement according to claim 1, characterized in that: The mixing assembly includes a containing groove opened in the inside of the top cover and a gear one (11) rotatably installed in the containing groove, a gear two (12) engaged with the gear one (11) is rotatably installed in the inside of the containing groove, a mixing blade (8) is rotatably installed in the inside of the mixing cylinder (1), the top of the mixing blade (8) is located in the inside of the containing groove and is fixed with the gear one (11), a driving motor (13) is installed on the top of the top cover, and the main shaft of the driving motor (13) penetrates the top cover and is connected with the gear two (12).

5. The lime-soil mixing device for lime-soil replacement according to claim 1, characterized in that: The bottom of the flow guide pipe (2) is provided with a mounting pipe (7), the mounting pipe (7) is located between two discharge pipes (14), the bottom of the mounting pipe (7) is provided with an adjusting assembly (5) for adjusting the two discharge pipes (14), the adjusting assembly (5) comprises a mounting box (51) fixedly mounted on the bottom of the mounting pipe (7) and two push rods (52) mounted in the mounting box (51), one end of the two push rods (52) respectively penetrates through both ends of the mounting box (51) and extends to the outside of the mounting box (51), one side of the push rod (52) is provided with a push plate (53), one side of the push plate (53) is provided with a protection assembly for protecting the push plate (53).

6. The lime-soil mixing device for lime-soil replacement according to claim 5, wherein: The protection assembly comprises a fixed groove opened in the push plate (53) and an adapter plate (54) mounted on one side of the push plate (53), one side of the adapter plate (54) is fixedly provided with a clamping block (55), and the clamping block (55) is located in the fixed groove.

7. The lime-soil mixing device for lime-soil replacement according to claim 1, characterized in that: The top of the hopper (4) is provided with a dust falling assembly for dust falling of the hopper (4), the dust falling assembly comprises a circulating pipe (9) mounted on the top of the hopper (4) and a water tank (3) fixedly mounted on one side of the mixing cylinder (1), a plurality of spray heads (10) are mounted on the top of the circulating pipe (9), the plurality of spray heads (10) are uniformly distributed on the top of the circulating pipe (9), and a connecting pipe is connected between the water tank (3) and the circulating pipe (9).

Citation Information

Patent Citations

  • Mixing device for lime-soil compaction pile

    CN215359097U