CN114164817A - Tamping equipment and process for backfill soil of foundation outer wall of building foundation pit - Google Patents
Tamping equipment and process for backfill soil of foundation outer wall of building foundation pit Download PDFInfo
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- CN114164817A CN114164817A CN202111565488.9A CN202111565488A CN114164817A CN 114164817 A CN114164817 A CN 114164817A CN 202111565488 A CN202111565488 A CN 202111565488A CN 114164817 A CN114164817 A CN 114164817A
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- rammer
- hoisting
- lifting
- tamping
- wall
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/02—Improving by compacting
- E02D3/046—Improving by compacting by tamping or vibrating, e.g. with auxiliary watering of the soil
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Agronomy & Crop Science (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Underground Or Underwater Handling Of Building Materials (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention discloses a tamping device and a tamping process for backfill soil of a foundation outer wall of a building foundation pit. The single rail hoisting device is installed below an external cantilever support beam of a building outer wall and is responsible for hoisting, hoisting and free-falling the device for horizontally and vertically moving in a foundation pit fertilizer groove, and the device for hoisting and free-falling the rammer is connected with the rammer for up-and-down movement of the rammer and tamping backfill soil. Compared with the small-sized rammer used in the traditional construction, the invention increases the ramming energy, thereby increasing the once filling thickness, obviously improving the construction efficiency, ensuring the construction quality, improving the working environment of constructors, reducing the labor intensity and providing a new device and process measure for solving the common defect that the back filling of the fertilizer tank in the building industry is not dense enough.
Description
Technical Field
The invention relates to the technical field of building foundation construction, in particular to a tamping device and a tamping process for backfill soil of an outer wall of a foundation in a building foundation pit.
Background
In the foundation construction of the building foundation, the backfill soil of the foundation outer wall in the foundation pit is transported to the edge of the fertilizer groove by adopting an automobile for backfilling, the backfill soil is poured into the fertilizer groove, the artificial paving is carried out, and the small-sized tamper is tamped in layers. However, in practical common operation, due to the narrow operation space, the poor operation environment of workers and the high working strength, the tamping energy of the adopted tamping machine is small, the soil filling height is 200-250 mm each time, the construction efficiency is very low, under the condition, the soil filling thickness is usually increased in the process of driving construction, and due to the small tamping energy of the traditional flat plate vibrator, the compactness of the backfill soil cannot meet the standard requirement, the backfill soil sinks after being completed, the water scattering position sinks and cracks, and the phenomenon is one of common defects of building construction.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide the foundation outer wall backfill soil compacting equipment and the process thereof, which can increase the compactor function, increase the single soil filling thickness, further improve the construction efficiency and reduce the labor intensity of workers.
In order to meet the purpose, the invention provides the following technical scheme: a foundation outer wall backfill tamping device comprises a single-rail hoisting device, a rammer lifting and free falling device and a rammer.
The monorail crane device comprises a track device and a running electric hoist, the track device is fixed on an outward-picking supporting beam under a foundation outer wall scaffold, and the running electric hoist is installed on the track device.
The rammer lifting and free falling device comprises a frame structure, a power assembly, a lifting rod assembly, a motion state control assembly and a lifting rod anti-falling part, wherein the frame structure comprises a lifting pulley, a main frame structure and a power assembly mounting frame; the top of the main frame structure is provided with a hoisting pulley, the hoisting pulley is arranged under the monorail hoisting through a steel wire rope, and the power assembly mounting rack is perpendicular to the main frame structure stand column and fixed on the main frame structure; the power assembly is two groups of power devices symmetrically arranged on the frame structure and comprises a motor, a speed reducer, a chain wheel and a chain, and the speed reducer is fixed on the power assembly mounting frame; the lifting rod assembly comprises a rod piece vertical guide cylinder and a lifting rod piece, the rod piece vertical guide cylinder is fixed on the frame structure, the lifting rod piece can slide up and down in the rod piece vertical guide cylinder, and a rammer mounting hole and a reinforcing plate are arranged at the bottom of the lifting rod piece; the motion state control assembly comprises a lifting support block and a lifting hanging plate, the lifting support block is fixed on the chain, and the lifting hanging plate is fixed at the top end of the lifting rod piece; the lifting rod anti-dropping piece is welded at the lower part of the frame structure, so that the lifting rod piece is prevented from slipping in the rammer lifting and free falling device.
The lifting support block does vertical ascending motion along with the chain, supports the lifting hanging plate, and drives the lifting rod piece to ascend, then the lifting support block does circular motion, the lifting hanging plate is separated from the lifting support block, and the lifting rod piece freely descends under the action of gravity.
The top of the rammer is hinged on a rammer mounting hole at the lower end of the lifting rod piece through a pin.
Aiming at the defects in the prior art, the invention also aims to provide a foundation outer wall backfill soil tamping process, which comprises the following steps:
(1) preparing equipment: the position of the rammer lifting and free falling device is adjusted through the single-rail lifting device, so that the rammer reaches a certain height from the bottom of the fertilizer tank, and the poured backfill soil is not influenced;
(2) filling soil: dumping the backfill soil and raking;
(3) adjusting the rammer lifting and free falling device: the vertical position of the rammer lifting and free falling device is adjusted by controlling the single-rail lifting device, so that the rammer can be lifted;
(4) this point location tamps: start rammer promotion and free fall device, make its free fall after through promoting the rammer, tamp in succession according to the soil material kind of soil layer, closely knit degree isoparametric and tamp closely knit until the rammer, accomplish this point location tamping operation:
(5) horizontal displacement of the equipment: hoisting the rammer lifting and free falling device to a next point by a single track hoisting device, ensuring that the rammer can be lifted, and performing tamping operation at the point;
(6) repeating: repeating the steps (4) and (5) until the filling and tamping work of the stratum is finished;
(7) the vertical displacement of the rammer lifting and free falling device: the device for lifting the rammer and lifting and freely falling is lifted by the single-rail lifting device, the rammer is adjusted to be a certain distance away from the tamped backfill soil on the upper layer, and the backfill soil on the layer is guaranteed to be poured without being affected;
(8) repeating: and (5) repeating the steps (2) to (7), and backfilling layer by layer until the tamping work of all the foundation outer wall backfilling graphs is completed.
The invention has the beneficial effects that:
1) the ramming energy is large, the thickness of single-layer filling is large, and the construction quality is easy to ensure;
2) the working strength of workers in the fertilizer tank is reduced, the workers can be controlled on the ground, and the working environment is improved;
3) the degree of mechanization is improved, and the construction efficiency is improved;
drawings
FIG. 1 is a schematic view of the overall structure of a foundation outer wall backfill soil compaction device;
FIG. 2 is a schematic view of a monorail hoist structure;
FIG. 3 is a schematic view of the ram lifting and free-fall apparatus configuration;
FIG. 4 is a schematic diagram of a frame construction;
FIG. 5 is a schematic view of the power assembly configuration;
FIG. 6 is a schematic view of a lifter assembly configuration;
FIG. 7 is a schematic view of a motion state control assembly;
FIG. 8 is a schematic view of the lifter bar release prevention member;
FIG. 9 is a schematic illustration of the rammer construction;
FIG. 10 is a flow chart of a tamping process for the backfill soil of the foundation exterior wall;
the reference numbers illustrate: 1-basic outer wall, 2-external cantilever support beam, 3-fertilizer groove, 4-single track hoisting device, 41-operation type electric hoist, 42-track device, 5-rammer lifting and free falling device, 51-frame structure, 511-lifting pulley, 512-main frame structure, 513-power component mounting frame, 52-power component, 521-motor, 522-speed reducer, 523-chain wheel, 524-chain, 53-lifting rod component, 531-lifting rod component, 532-rod vertical guide cylinder, 533-rammer mounting hole, 54-motion state control component 541, 541-lifting support block, 542-lifting hanging plate, 55-lifting rod anti-falling component, 6-rammer hammer
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in figure 1, the foundation outer wall backfill compaction equipment comprises a monorail crane device 4, a rammer lifting and free falling device 5 and a rammer 6;
as shown in fig. 2, the monorail hoisting device 4 comprises a rail device 42 and a running electric hoist 41, the rail device 42 is fixed on the cantilever support beam 2 under the cantilever scaffold of the foundation outer wall 1, and the running electric hoist 41 is installed on the rail device 42 and can hoist equipment to move vertically and horizontally in the fertilizer tank 3;
as shown in fig. 3, the ram lifting and free-fall device 5 includes a frame structure 51, a power assembly 52, a lifting rod assembly 53, a motion state control assembly 54, a lifting rod assembly 55;
as shown in fig. 4, 5, 6, 7 and 8, the frame structure 51 includes a hoisting pulley 511, a main frame structure 512, and a mounting rack 513 for the power assembly 52; a hoisting pulley 511 is arranged at the top of the main frame structure 512 and is arranged below the monorail hoisting device 4 through a steel wire rope, and a mounting rack 513 of the power assembly 52 is perpendicular to the main frame structure 512 and is welded on the main frame structure 512; the power assembly 52 is two groups of power devices symmetrically arranged on the frame structure 51, and comprises a motor 521, a speed reducer 522, a chain wheel 523 and a chain 524, wherein the motor 521 is connected with the speed reducer 522 and fixed on the mounting frame 513 of the power assembly 52, and power is transmitted to the chain wheel 523 and the chain 524 through a shaft; the lifting rod assembly 53 comprises a rod piece vertical guide cylinder 532 and a lifting rod piece 531, the rod piece vertical guide cylinder 532 is fixed on the frame structure 51, the lifting rod piece 531 can freely slide up and down in the rod piece vertical guide cylinder 532, and a rammer mounting hole 533 and a reinforcing plate are arranged at the bottom of the lifting rod piece 531; the motion state control assembly 54 comprises lifting support blocks 541 and lifting hanging plates 542, the lifting support blocks 541 replace a group of chain plates on the chains 524, two lifting support blocks 541 can be symmetrically arranged on each chain 524, and the lifting hanging plates 542 are welded and fixed at the top ends of the lifting rod pieces 531; the lifting rod anti-drop piece 55 is welded and fixed on the lower part of the frame structure 51 and used for limiting the separation of the lifting rod piece 531, so that the rammer can be horizontally moved to adjust the position of a ramming point, and it should be noted that the lifting rod piece 531 cannot impact the anti-drop piece 55 after various positions are adjusted when the lifting rod piece 531 falls freely and is also forbidden.
Starting the equipment, wherein the lifting support block 541 moves along with the chain 524, when the lifting support block 541 vertically moves from bottom to top, the lifting support block 541 supports the lifting hanging plate 542, so that the lifting rod member 531 and the rammer 6 are driven to ascend, when the lifting support block 541 moves to an upper dislocation point, the lifting hanging plate 542 is separated from the lifting support block 541, the lifting rod member 531 is restrained by the rod member vertical guide cylinder 532, and free-falling motion is carried out by the gravity action of the rammer to ram the lower filling soil;
as shown in FIG. 9, the top of the ram 6 is hinged by a pin to a ram mounting hole 533 at the lower end of the lift lever 531
As shown in fig. 10, in order to overcome the defects of the prior art, another object of the present invention is to provide a foundation outer wall backfill tamping process, which comprises the following steps:
(1) preparing equipment: the tamping hammer 6 is adjusted by horizontally and vertically transporting the single-rail hoisting device 4, so that the poured backfill soil is not affected;
(2) filling soil: dumping the backfill soil and raking;
(3) adjusting the ram lifting and free-fall device 5: by controlling the single-rail hoisting device 4, the horizontal adjustment is carried out to the point to be rammed, and the vertical adjustment of the rammer hoisting and free falling device 5 is carried out to a proper position, so that the maximum ramming energy of the free falling body of the rammer can be ensured, and meanwhile, the hoisting rod 531 is ensured not to impact the anti-falling part 55 when the free falling body is carried out;
(4) this point location tamps: and starting the rammer lifting and free falling device 5, and ramming the backfill soil by circularly and repeatedly lifting and falling the rammer. According to the type of the backfill soil, determining the tamping times so as to determine that the point position tamping operation is completed;
(5) the ram is displaced to the next point: hoisting the rammer to the next point location through a single track hoisting device 4, repeating the work content of the previous step, and performing the tamping operation of the point location;
(6) repeating: repeating the steps (4) and (5) until the filling and tamping work of the stratum is finished;
(7) repeating: repeating the steps (1) to (6) to tamp a new layer of backfill soil;
and according to the steps, tamping all the foundation external wall 1 backfill soil.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention, and any minor modifications made without departing from the principle of the present invention still belong to the technical solution scope of the present invention.
Claims (4)
1. The utility model provides a basic outer wall backfill tamping equipment, a serial communication port, basic outer wall backfill tamping equipment includes that single track hoist and mount puts, ram promotion and free fall device, ram, wherein:
the monorail hoisting device comprises a rail device and a running type electric hoist, the rail device is fixed under an overhanging support beam, the rammer hoisting and free falling device comprises a frame structure, a power assembly, a hoisting rod assembly, a motion state control assembly and a hoisting rod anti-falling part, a hoisting pulley is arranged at the top of the frame structure, the hoisting pulley is arranged below the running type electric hoist through a steel wire rope, the power assembly is fixed on the frame structure, the motion state control assembly comprises a hoisting support block and a hoisting hanging plate, the hoisting support block is fixed on the power assembly, the hoisting hanging plate is fixed on the top of the hoisting rod assembly, a rammer mounting hole is formed in the lower end of the hoisting rod assembly, and the rammer is hinged through a pin.
2. The foundation outer wall backfill tamping device according to claim 1, wherein: the power assembly comprises a chain, and the lifting support block is arranged on the chain.
3. The foundation outer wall backfill tamping device according to claim 1, wherein: the lifting rod assembly comprises a rod piece vertical guide cylinder and a lifting rod piece, the rod piece vertical guide cylinder is fixed in the frame structure, the lifting rod piece slides in the rod piece vertical guide cylinder, and the lifting hanging plate is fixed at the top end of the lifting rod piece.
4. The foundation outer wall backfill tamping process is characterized by comprising the following steps:
(1) preparing equipment: the position of the rammer is adjusted through the single-rail hoisting device, so that the situation that the poured backfill soil is not influenced is ensured;
(2) filling soil: dumping the backfill soil and raking;
(3) adjusting the rammer lifting and free falling device: the vertical position of the rammer lifting and free falling device is adjusted by controlling the single-rail lifting device, so that the rammer can be lifted;
(4) this point location tamps: start the ram promotion and free fall device, make its free fall behind through promoting the ram, it is closely knit until the rammer is beaten in succession, accomplishes this point location tamping operation:
(5) horizontal displacement of the equipment: hoisting the rammer lifting and free falling device to the next point position through the single-rail hoisting device, ensuring that the rammer is lifted, and performing tamping operation on the point position;
(6) repeating the steps (4) and (5) until the filling and tamping work of the stratum is finished;
(7) the vertical displacement of the rammer lifting and free falling device: the device for lifting the rammer and lifting and freely dropping the rammer is lifted by the single track lifting device, and the rammer is adjusted to be a certain distance away from the tamped backfill soil at the lower layer, so that the situation that the backfill soil at the layer is poured is not influenced is ensured;
(8) and (5) repeating the steps (2) to (7), and backfilling layer by layer until the tamping work of all the foundation outer wall backfilling graphs is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111565488.9A CN114164817B (en) | 2021-12-20 | 2021-12-20 | Building foundation pit foundation outer wall backfill ramming equipment and process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111565488.9A CN114164817B (en) | 2021-12-20 | 2021-12-20 | Building foundation pit foundation outer wall backfill ramming equipment and process thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114164817A true CN114164817A (en) | 2022-03-11 |
| CN114164817B CN114164817B (en) | 2023-09-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111565488.9A Active CN114164817B (en) | 2021-12-20 | 2021-12-20 | Building foundation pit foundation outer wall backfill ramming equipment and process thereof |
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| CN (1) | CN114164817B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2402726Y (en) * | 2000-01-30 | 2000-10-25 | 郑州郑工机械集团有限责任公司 | Ramming operation device |
| WO2004003301A1 (en) * | 2002-07-01 | 2004-01-08 | Compaction Technology (Soil) Ltd | Drop mass compaction of soil |
| CN201598836U (en) * | 2010-03-08 | 2010-10-06 | 攀枝花学院 | Earth rammer used for ramming earth wall |
| CN103774678A (en) * | 2012-10-25 | 2014-05-07 | 陕西龙海工程建设有限公司 | Lime soil backfill technology |
| CN107338780A (en) * | 2017-08-24 | 2017-11-10 | 铜陵安龙机械科技有限公司 | A kind of self-propelled ramming machine |
| CN210368921U (en) * | 2019-07-17 | 2020-04-21 | 刘燕华 | High-speed dynamic compaction machine |
| CN112227337A (en) * | 2020-10-27 | 2021-01-15 | 中国一冶集团有限公司 | Device for tamping and leveling asphalt concrete cushion between pile foundations of soft land and construction method |
| CN214993721U (en) * | 2020-12-30 | 2021-12-03 | 杭州弘扬土木工程技术有限公司 | Foundation tamping device for civil engineering |
-
2021
- 2021-12-20 CN CN202111565488.9A patent/CN114164817B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2402726Y (en) * | 2000-01-30 | 2000-10-25 | 郑州郑工机械集团有限责任公司 | Ramming operation device |
| WO2004003301A1 (en) * | 2002-07-01 | 2004-01-08 | Compaction Technology (Soil) Ltd | Drop mass compaction of soil |
| CN201598836U (en) * | 2010-03-08 | 2010-10-06 | 攀枝花学院 | Earth rammer used for ramming earth wall |
| CN103774678A (en) * | 2012-10-25 | 2014-05-07 | 陕西龙海工程建设有限公司 | Lime soil backfill technology |
| CN107338780A (en) * | 2017-08-24 | 2017-11-10 | 铜陵安龙机械科技有限公司 | A kind of self-propelled ramming machine |
| CN210368921U (en) * | 2019-07-17 | 2020-04-21 | 刘燕华 | High-speed dynamic compaction machine |
| CN112227337A (en) * | 2020-10-27 | 2021-01-15 | 中国一冶集团有限公司 | Device for tamping and leveling asphalt concrete cushion between pile foundations of soft land and construction method |
| CN214993721U (en) * | 2020-12-30 | 2021-12-03 | 杭州弘扬土木工程技术有限公司 | Foundation tamping device for civil engineering |
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| CN114164817B (en) | 2023-09-19 |
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