CN210658307U - Low-energy-level soil compacting device - Google Patents
Low-energy-level soil compacting device Download PDFInfo
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- CN210658307U CN210658307U CN201920905775.1U CN201920905775U CN210658307U CN 210658307 U CN210658307 U CN 210658307U CN 201920905775 U CN201920905775 U CN 201920905775U CN 210658307 U CN210658307 U CN 210658307U
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- rammer
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- lifting hook
- bottom plate
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Abstract
The utility model discloses a low energy level rammer compaction device, including lifting hook bottom plate and the lifting hook of setting on the lifting hook bottom plate, still including being cylindric upper portion ram and lower part ram, upper portion ram stacks on the lower part ram, the lifting hook bottom plate sets up at upper portion ram middle part, the lifting hook bottom plate, the central axis collineation of upper portion ram and lower part ram, all set up a plurality of exhaust holes that run through top surface and bottom surface on upper portion ram and the lower part ram, exhaust hole on the upper portion ram and the exhaust hole on the lower part ram are at the position one-to-one of vertical direction, upper portion ram and lower part ram are run through in proper order to the periphery bolt, the middle part bolt runs through the lifting hook bottom plate in proper order, upper portion ram and lower part ram. The utility model has simple structure and convenient installation, and can utilize the existing excavator; the materials are convenient to obtain, and the construction cost is low; the vacuum adsorption force of the bottom surface of the rammer is reduced.
Description
Technical Field
The utility model relates to a foundation soil compaction field, more specifically relate to a low energy level tamp native device, the soil compaction is backfilled to the ground that is applicable to industry or civil architecture.
Background
In industrial or civil buildings, specifications stipulate that backfill soil must be rolled in layers according to each 300mm, and the compaction coefficient must be larger than 0.94, and currently, a road roller is adopted for mechanical rolling, frog ramming machine vibration rolling, manual compaction and the like in common practice, but the treatment effect is not satisfactory, and the general compaction coefficient is as high as 0.90, so that the phenomenon of ground cracking caused by the fact that a foundation is not compacted is often encountered. And the adoption of high-energy-level dynamic compaction has the defects of large occupied area, easy injury to people, easy damage to foundations and the like. If a low-energy-level soil compacting device is directly arranged on an excavator, not only can the foundation soil be reliably compacted, but also the limitation that each layer is not more than 300mm after being layered and rolled can be broken through, and the use is simple and convenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a low energy level rammer compaction device to the above-mentioned problem that prior art exists, can provide the combination ram of different weight according to the energy level requirement of difference, reduce the vacuum adsorption power of ram bottom surface.
The above object of the utility model is realized through following technical scheme:
the utility model provides a low energy level rammer compaction device, including lifting hook bottom plate and the lifting hook of setting on the lifting hook bottom plate, still including being cylindric upper portion ram and lower part ram, the upper portion ram is stacked on the ram of lower part, the lifting hook bottom plate sets up at upper portion ram middle part, the lifting hook bottom plate, the central axis collineation of upper portion ram and lower part ram, all set up a plurality of exhaust holes that run through top surface and bottom surface on upper portion ram and the lower part ram, exhaust hole on the upper portion ram and the exhaust hole on the ram of lower part are at the position one-to-one of vertical direction, upper portion ram and lower part ram are run through in proper order to the periphery bolt, the lifting hook bottom plate is run through in proper order to the middle part.
Double nuts are sleeved at one end, extending out of the top surface of the upper rammer, of the peripheral bolt, and double nuts are sleeved at one end, extending out of the bottom surface of the lower rammer, of the peripheral bolt; and one end of the middle bolt extending out of the top surface of the lifting hook bottom plate is sleeved with double nuts, and one end of the middle bolt extending out of the bottom surface of the lower rammer is sleeved with double nuts.
The number of the middle bolts is four, the number of the peripheral bolts is eight, the four middle bolts are all parallel to the central axis of the upper rammer and are uniformly distributed around the central axis of the upper rammer, and the peripheral bolts are all parallel to the central axis of the upper rammer and are uniformly distributed around the central axis of the upper rammer.
The number of the exhaust holes on the upper rammer is four, and the four exhaust holes on the upper rammer are uniformly distributed around the central axis of the upper rammer; the four exhaust holes in the lower rammer are uniformly distributed around the central axis of the lower rammer.
Compared with the prior art, the utility model, have following advantage:
1. the structure is simple, the installation is convenient, and the existing excavator can be utilized;
2. the problem that the backfill soil is not easy to compact is solved, and cracks are prevented from being generated on the ground;
3. the layering thickness of the backfill soil is not strictly required;
4. the materials are convenient to obtain, and the construction cost is low;
5. the mechanical operation is adopted, so that the cost of human resources is saved;
6. the vacuum adsorption force of the bottom surface of the rammer is reduced.
Drawings
FIG. 1 is a schematic top view of the combination upper ram and hook base of the present invention;
FIG. 2 is a perspective view of the combination of the upper ram and the hook base plate of the present invention;
FIG. 3 is a schematic top view of the upper ram of the present invention;
FIG. 4 is a schematic perspective view of the lower rammer of the present invention;
fig. 5 is a perspective view of the present invention;
FIG. 6 is a schematic view of an excavator and a unhooking device according to the present invention;
in the figure: 1-a combined rammer; 2-upper ram; 3-lower rammer; 4-vent hole (aperture can be selected to be phi 180); 5-anchor bolt hole (the aperture can be selected to be phi 32); 6-a hook; 7-hook base plate; 8-unhooking means; 9-double nuts; 10-excavator.
Detailed Description
To facilitate understanding and practice of the invention by those of ordinary skill in the art, the following detailed description of the invention is provided in connection with the examples, and it is to be understood that the examples described herein are for purposes of illustration and explanation only and are not intended to limit the invention.
Example 1:
the utility model provides a low energy level rammer compaction device, includes lifting hook bottom plate 7 and the lifting hook 6 of setting on lifting hook bottom plate 7, still includes cylindric upper portion ram 2, and lifting hook bottom plate 7, upper portion ram 2's the central axis collineation has seted up a plurality of exhaust holes 4 that run through top surface and bottom surface on the ram 2 of upper portion, and exhaust hole 4 is used for reducing the vacuum adsorption power of ram bottom surface.
In this embodiment, the aperture of the exhaust hole 4 is Φ 180.
This embodiment is applied to certain backfill foundation, and the average 1.5m of backfill depth, backfill soil property are more even, and the granule is less, according to experience, adopts 1.4m diameter, thickness 0.5 m's iron rammer can, only need upper portion rammer 2 this moment, and the welding of lifting hook 6 is on lifting hook bottom plate 7, and lifting hook bottom plate 7 welding is on upper portion rammer 2.
Before construction, backfill soil is backfilled by an excavator or a bulldozer and leveled, the backfilling height is about 0.4m higher than the designed elevation, and a grid is drawn on the ground. The unhooking device 12 and the excavator 13 are installed together, the excavator 13 is used for hoisting the upper rammer 2 through the unhooking device 12, the upper rammer 2 is aligned to the square grid and hoisted to be about 3m high, the upper rammer 2 is released by the unhooking device 12, and the upper rammer 2 freely falls to tamp soil in the square grid. And repeating the steps until the compaction degree meets the requirement.
When the soil is soft after rain, the gravel can be doped in a proper amount, and the backfill soil compaction effect can be improved.
Example 2:
the utility model provides a low energy level rammed earth device, including lifting hook bottom plate 7 and the lifting hook 6 of setting on lifting hook bottom plate 7, still including being cylindric upper portion ram 2 and lower part ram 3, upper portion ram 2 stacks on lower part ram 3, lifting hook bottom plate 7 sets up at upper portion ram 2 middle part, lifting hook bottom plate 7, the central axis collineation of upper portion ram 2 and lower part ram 3, all set up a plurality of exhaust holes 4 that run through top surface and bottom surface on upper portion ram 2 and the lower part ram 3, exhaust hole 4 on upper portion ram 2 and the exhaust hole 4 on the lower part ram 3 are at the position one-to-one of vertical direction, the periphery bolt runs through upper portion ram 2 and lower part ram 3 in proper order, the middle part bolt runs through lifting hook bottom plate 7 in proper order, upper portion ram 2 and lower part ram 3.
The peripheral bolts sequentially penetrate through the anchor holes 5 in the upper rammer 2 and the lower rammer 3, and the middle bolts sequentially penetrate through the anchor holes 5 in the lifting hook bottom plate 7, the upper rammer 2 and the lower rammer 3.
In this embodiment, the middle bolts are four, and the periphery bolt is eight, and four middle bolts all are on a parallel with the central axis of upper portion rammer 2 and around the central axis evenly distributed of upper portion rammer 2, and the periphery bolt all is on a parallel with the central axis of upper portion rammer 2 and around the central axis evenly distributed of upper portion rammer 2.
The number of the vent holes 4 on the upper rammer 2 is four, and the four vent holes 4 on the upper rammer 2 are uniformly distributed around the central axis of the upper rammer 2; the number of the exhaust holes 4 on the lower rammer 3 is four, and the four exhaust holes 4 on the lower rammer 3 are uniformly distributed around the central axis of the lower rammer 3.
The aperture of the exhaust hole 4 is phi 180, and the aperture of the anchor bolt hole can be phi 32. The exhaust holes 4 are used for reducing the vacuum adsorption force of the bottom surface of the rammer.
The embodiment is applied to a certain backfill foundation, the backfill depth is 3m on average, the backfill soil is uniform, according to experience, a combined rammer is adopted, the diameter of 1.4m and the thickness of 0.5m are 2 iron rammers, the upper rammer 2 and the lower rammer 3 are connected through four phi 30 middle bolts and eight phi 30 peripheral bolts, the two ends of the middle bolt and the peripheral bolts are fixed through double nuts, and the connection is more reliable mainly because the nuts do not slide.
Before construction, backfill soil is backfilled by an excavator or a bulldozer and leveled, the backfilling height is about 0.6m higher than the designed elevation, and a square grid is drawn on the ground. The unhooking device 12 and the excavator 13 are installed together, the excavator 13 lifts the rammed soil device of the embodiment through the unhooking device 12, the rammed soil device is aligned to the square grid and lifted to be about 3m high, the unhooking device 12 releases the rammed soil device of the embodiment, the rammed soil device freely falls, and the soil in the square grid is rammed. And repeating the steps until the compaction degree meets the requirement.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (4)
1. The utility model provides a low energy level rammer compaction device, including lifting hook bottom plate (7) and lifting hook (6) of setting on lifting hook bottom plate (7), a serial communication port, still including being cylindric upper portion ram (2) and lower part ram (3), upper portion ram (2) stack on lower part ram (3), lifting hook bottom plate (7) set up in upper portion ram (2) middle part, lifting hook bottom plate (7), the central axis collineation of upper portion ram (2) and lower part ram (3), all set up on upper portion ram (2) and lower part ram (3) and run through a plurality of exhaust holes (4) of top surface and bottom surface, exhaust hole (4) on upper portion ram (2) and exhaust hole (4) on lower part ram (3) are at the position one-to-one of vertical direction, the periphery bolt runs through upper portion ram (2) and lower part ram (3) in proper order, the middle part bolt runs through lifting hook bottom plate (7) in proper order, An upper ram (2) and a lower ram (3).
2. A low energy ramming earth device according to claim 1, characterized in that the end of the peripheral bolt extending out of the top surface of the upper rammer (2) is sleeved with a double nut (9), and the end of the peripheral bolt extending out of the bottom surface of the lower rammer (3) is sleeved with a double nut (9); the middle bolt is sleeved with double nuts (9) at the end extending out of the top surface of the lifting hook bottom plate (7), and the middle bolt is sleeved with double nuts (9) at the end extending out of the bottom surface of the lower rammer (3).
3. A low energy ramming earth device according to claim 1, characterized in that the number of said central bolts is four, the number of peripheral bolts is eight, the four central bolts are all parallel to the central axis of the upper rammer (2) and evenly distributed around the central axis of the upper rammer (2), and the peripheral bolts are all parallel to the central axis of the upper rammer (2) and evenly distributed around the central axis of the upper rammer (2).
4. A low energy ramming earth device according to claim 1, characterized in that the number of vent holes (4) on the upper rammer (2) is four, and the four vent holes (4) on the upper rammer (2) are evenly distributed around the central axis of the upper rammer (2); the four exhaust holes (4) on the lower rammer (3) are uniformly distributed around the central axis of the lower rammer (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920905775.1U CN210658307U (en) | 2019-06-17 | 2019-06-17 | Low-energy-level soil compacting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920905775.1U CN210658307U (en) | 2019-06-17 | 2019-06-17 | Low-energy-level soil compacting device |
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| CN210658307U true CN210658307U (en) | 2020-06-02 |
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| CN201920905775.1U Active CN210658307U (en) | 2019-06-17 | 2019-06-17 | Low-energy-level soil compacting device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112095383A (en) * | 2020-09-30 | 2020-12-18 | 张会彬 | Roadbed tamping device |
| JP6947898B1 (en) * | 2020-11-17 | 2021-10-13 | 鹿島建設株式会社 | Compaction method |
-
2019
- 2019-06-17 CN CN201920905775.1U patent/CN210658307U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112095383A (en) * | 2020-09-30 | 2020-12-18 | 张会彬 | Roadbed tamping device |
| CN112095383B (en) * | 2020-09-30 | 2023-10-31 | 广东建工德晟工程有限公司 | Roadbed tamping device |
| JP6947898B1 (en) * | 2020-11-17 | 2021-10-13 | 鹿島建設株式会社 | Compaction method |
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