CN218970033U - Green environment-friendly backfill soil reinforcing device for highway subgrade - Google Patents

Green environment-friendly backfill soil reinforcing device for highway subgrade Download PDF

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Publication number
CN218970033U
CN218970033U CN202223356577.5U CN202223356577U CN218970033U CN 218970033 U CN218970033 U CN 218970033U CN 202223356577 U CN202223356577 U CN 202223356577U CN 218970033 U CN218970033 U CN 218970033U
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China
Prior art keywords
backfill
frame
friendly
highway subgrade
backfill soil
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CN202223356577.5U
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Chinese (zh)
Inventor
翁程亮
刘生田
尹鲁毅
杨延超
崔岩松
李华洋
赵洪轩
于志强
孟宪龙
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Qingdao University of Technology
Shandong Luqiao Group Co Ltd
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Qingdao University of Technology
Shandong Luqiao Group Co Ltd
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Priority to CN202223356577.5U priority Critical patent/CN218970033U/en
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Abstract

The utility model relates to the technical field of backfill soil reinforcement, in particular to a green environment-friendly backfill soil reinforcement device for highway subgrade, which comprises a bracket, wherein a backfill frame is assembled on the bottom side of the bracket, a footstock is fixedly arranged at the top of the backfill frame, a first cylinder body is fixedly arranged at the bottom of the bracket, the output end of the first cylinder body is a first ejector rod, and the bottom end of the first ejector rod is fixedly connected to the top of the footstock; the backfill frame is movably sleeved with a pressing plate, the bottom of the backfill frame is provided with a plug, and the pressing plate is provided with a feed chute. Through the setting of each subassembly, fully carry out the slip casting to the gap in the deep soil, then drive first cylinder body and lift the back filling frame, carry out the slip casting to the taper hole that back filling top layer and inserted the post caused, follow-up filling and slip casting resume, carry out concrete slurry to the back filling from the deep and consolidate, solved current device and only can carry out top layer slip casting reinforcement effect not good problem.

Description

Green environment-friendly backfill soil reinforcing device for highway subgrade
Technical Field
The utility model relates to the technical field of backfill soil reinforcement, in particular to a green environment-friendly backfill soil reinforcement device for a highway subgrade.
Background
Backfill refers to a common construction process in engineering construction, in which the backfill needs to be refilled after the underground engineering such as foundation is completed, for example, in construction engineering such as a trench, a foundation pit, a house core and the like.
Through retrieving, in the application of patent application number CN202221281880.0, a backfill soil reinforcing structure is disclosed, including the reinforcing frame, two perpendicular baffles of interior bottom fixedly connected with of reinforcing frame, the spout has all been seted up to the inner wall about the reinforcing frame, and the interior bottom of two spouts rotates respectively and is connected with lead screw and round bar, and the inner wall sliding connection of spout has the compaction board, and two bar holes have been seted up to the upper surface of compaction board, and the upper surface overlap joint of reinforcing frame has sealed apron. This backfill reinforced structure, reinforcing frame lay in the foundation ditch, pour the backfill into reinforcing frame in, tamp the back, pass compacting plate lead screw and round bar, rotate the lead screw, the lead screw can drive compacting plate decline to make the backfill inseparabler at reinforcing frame, with sealed apron card on reinforcing frame and utilize locking bolt locking after, lay reinforcing bar grid and concrete placement layer on sealed apron again. According to the application documents, the backfill soil is filled in the frame body through the arrangement of each group of compaction plates, but in the actual use process, the backfill soil is required to be backfilled in the original foundation pit, in the process, concrete is poured to strengthen the backfill soil, but the general pouring can only be performed on the top surface of the backfill layer, so that a region with a larger gap exists in the backfill soil, and the condition of subsidence possibly occurs after the backfill is completed.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a green environment-friendly backfill soil reinforcing device for highway subgrade, which solves the problem that the prior device can only perform top-layer grouting reinforcement effect poorly.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the green environment-friendly backfill soil reinforcing device for the highway subgrade comprises a support, wherein a backfill frame is assembled on the bottom side of the support, a footstock is fixedly arranged at the top of the backfill frame, a first cylinder body is fixedly arranged at the bottom of the support, the output end of the first cylinder body is a first ejector rod, and the bottom end of the first ejector rod is fixedly connected to the top of the footstock;
the backfill frame is movably sleeved with a pressing plate, the bottom of the backfill frame is provided with a plug, and the pressing plate is provided with a feed chute.
Preferably, the bottom of footstock fixed mounting has the second cylinder body, the output shaft of second cylinder body is the second ejector pin, and the bottom fixed connection of second ejector pin is on the clamp plate.
Preferably, a slurry tank is arranged on the bottom surface of the backfill frame, and a plug column positioned below the slurry tank is fixedly arranged at the bottom of the backfill frame.
Preferably, the plug is a hollow column, and the plug is a conical column.
Preferably, the top of the pressing plate is fixedly provided with two groups of feeding hoppers positioned above the feeding chute.
Preferably, the support is an inverted U-shaped support, and the two bottom ends of the support are fixedly provided with table-shaped bases.
The utility model provides a green environment-friendly backfill soil reinforcing device for a highway subgrade. The beneficial effects are as follows:
this green environmental protection backfill soil reinforcing apparatus of highway subgrade, through the setting of each subassembly, can drive the lift of backfill frame through first cylinder body and carry out the compaction to the backfill soil between its and the foundation ditch bottom surface, insert the post simultaneously and visit in soil, again with concrete injection clamp plate and backfill between the frame bottom plate, then open the second cylinder body and drive the clamp plate decline, the thick liquid body in the extrusion backfill frame inner chamber passes the spread groove and inserts the post and pours into the backfill soil, fully carry out the slip casting to the gap in the deep soil, then drive first cylinder body and lift the backfill frame, carry out the slip casting to the taper hole that backfill soil top layer and insert the post and cause, resume follow-up filling layer and slip casting, carry out concrete slurry reinforcement to the backfill from the deep layer, the problem that current device can only carry out the top layer slip casting reinforcement effect is not good has been solved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic side view of the present utility model;
FIG. 3 is a schematic view of a backfill frame of the present utility model;
FIG. 4 is a schematic view of the inside of the backfill frame of the present utility model;
FIG. 5 is a schematic view of the structure of the platen of the present utility model.
In the figure: 1. a bracket; 2. backfilling the frame; 3. a first cylinder; 4. a first ejector rod; 5. inserting a column; 6. a pressing plate; 7. a top base; 8. a second cylinder; 9. a second ejector rod; 10. a feed hopper; 11. a slurry tank; 12. a feed tank.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Referring to fig. 1-5, the embodiment of the present utility model provides a technical solution: the green environment-friendly backfill soil reinforcing device for the highway subgrade comprises a support 1, wherein a backfill frame 2 is assembled on the bottom side of the support 1, a footstock 7 is fixedly arranged at the top of the backfill frame 2, a first cylinder body 3 is fixedly arranged at the bottom of the support 1, the output end of the first cylinder body 3 is a first ejector rod 4, and the bottom end of the first ejector rod 4 is fixedly connected to the top of the footstock 7;
a pressing plate 6 is movably sleeved in the backfill frame 2, a plug 5 is assembled at the bottom of the backfill frame 2, and a feed chute 12 is arranged on the pressing plate 6;
in this embodiment, it needs to be described that, this green environmental protection backfill soil reinforcing apparatus of highway subgrade, through the setting of each subassembly, can drive the lift of backfill frame 2 through first cylinder body 3 and carry out the compaction to the backfill soil between its and the foundation ditch bottom surface, insert 5 simultaneously and visit into soil, again inject concrete between clamp plate 6 and the backfill frame 2 bottom plate, then open second cylinder body 8 and drive clamp plate 6 and descend, the thick liquid in the extrusion backfill frame 2 inner chamber passes thick liquid groove 11 and insert 5 and pours into the backfill soil, fully grouting the gap in deep soil, then drive first cylinder body 3 and lift backfill frame 2, carry out the slip casting to the taper hole that the backfill soil top layer and insert 5 caused, follow-up filling layer and slip casting are carried out the concrete slurry reinforcement again, the problem that current device can only carry out top layer slip casting reinforcement effect is not good is solved.
In this embodiment, it should be noted that, the bottom of the top seat 7 is fixedly provided with a second cylinder 8, an output shaft of the second cylinder 8 is a second ejector rod 9, and the bottom end of the second ejector rod 9 is fixedly connected to the pressing plate 6.
In this embodiment, it should be noted that, a slurry tank 11 is formed on the bottom surface of the backfill frame 2, and a plunger 5 located below the slurry tank 11 is fixedly installed at the bottom of the backfill frame 2.
In this embodiment, it should be noted that the plug 5 is a hollow column, and the plug 5 is a tapered column.
In this embodiment, it should be added that two sets of feed hoppers 10 above the feed chute 12 are fixedly mounted on top of the platen 6.
In this embodiment, it should be noted that the bracket 1 is an inverted U-shaped bracket, and two bottom ends of the bracket 1 are fixedly mounted with a table-shaped base.
The working principle and the using flow of the utility model are as follows: when the device is required to work, the support 1 is placed on two sides of a foundation pit, backfill soil is placed in the foundation pit, the backfill soil is driven to move downwards by the first cylinder body 3 through the first ejector rod 4, the backfill soil is compacted, the inserting column 5 is inserted into the backfill soil at the moment, then concrete slurry is injected into a cavity between the pressing plate 6 and the bottom plate of the backfill soil 2 through the feeding hopper 10 and the feeding groove 12, the second cylinder body 8 is opened to drive the pressing plate 6 to press downwards through the second ejector rod 9, at the moment, the concrete slurry in the extrusion cavity is injected into the backfill soil through the slurry groove 11 and the inserting column 5, grouting filling is carried out on deep soil gaps of the backfill soil, then the backfill soil is lifted up by the first cylinder body 3, grouting is continued on tapered holes formed by the top layer of the backfill soil and the inserting column 5, the reinforcement effect of the backfill soil is guaranteed, and finally the backfill soil filling and grouting are continued.

Claims (6)

1. The utility model provides a green environmental protection backfill soil reinforcing apparatus of highway subgrade which characterized in that: the device comprises a support (1), wherein a backfill frame (2) is assembled on the bottom side of the support (1), a footstock (7) is fixedly arranged at the top of the backfill frame (2), a first cylinder body (3) is fixedly arranged at the bottom of the support (1), the output end of the first cylinder body (3) is a first ejector rod (4), and the bottom end of the first ejector rod (4) is fixedly connected to the top of the footstock (7);
the backfill frame (2) is movably sleeved with a pressing plate (6), the bottom of the backfill frame (2) is provided with a plug-in column (5), and the pressing plate (6) is provided with a feeding groove (12).
2. The green environmental-friendly backfill soil reinforcing device for highway subgrade according to claim 1, which is characterized in that: the bottom of footstock (7) fixed mounting has second jar body (8), the output shaft of second jar body (8) is second ejector pin (9), and the bottom fixed connection of second ejector pin (9) is on clamp plate (6).
3. The green environmental-friendly backfill soil reinforcing device for highway subgrade according to claim 1, which is characterized in that: the bottom surface of backfill frame (2) has seted up thick liquid groove (11), and the bottom fixed mounting of backfill frame (2) has spliced pole (5) that are located thick liquid groove (11) below.
4. The green environmental-friendly backfill soil reinforcing device for highway subgrade according to claim 1, which is characterized in that: the inserted column (5) is a hollow column, and the inserted column (5) is a conical column.
5. The green environmental-friendly backfill soil reinforcing device for highway subgrade according to claim 1, which is characterized in that: two groups of feed hoppers (10) positioned above the feed chute (12) are fixedly arranged at the top of the pressing plate (6).
6. The green environmental-friendly backfill soil reinforcing device for highway subgrade according to claim 1, which is characterized in that: the support (1) is an inverted U-shaped frame, and two bottom ends of the support (1) are fixedly provided with table-shaped bases.
CN202223356577.5U 2022-12-14 2022-12-14 Green environment-friendly backfill soil reinforcing device for highway subgrade Active CN218970033U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223356577.5U CN218970033U (en) 2022-12-14 2022-12-14 Green environment-friendly backfill soil reinforcing device for highway subgrade

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223356577.5U CN218970033U (en) 2022-12-14 2022-12-14 Green environment-friendly backfill soil reinforcing device for highway subgrade

Publications (1)

Publication Number Publication Date
CN218970033U true CN218970033U (en) 2023-05-05

Family

ID=86162141

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223356577.5U Active CN218970033U (en) 2022-12-14 2022-12-14 Green environment-friendly backfill soil reinforcing device for highway subgrade

Country Status (1)

Country Link
CN (1) CN218970033U (en)

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