CN202787225U - Bearizing device for reinforcing soft soil foundation - Google Patents
Bearizing device for reinforcing soft soil foundation Download PDFInfo
- Publication number
- CN202787225U CN202787225U CN 201220449931 CN201220449931U CN202787225U CN 202787225 U CN202787225 U CN 202787225U CN 201220449931 CN201220449931 CN 201220449931 CN 201220449931 U CN201220449931 U CN 201220449931U CN 202787225 U CN202787225 U CN 202787225U
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- Prior art keywords
- silt
- hole
- pipe
- soft soil
- counterboring apparatus
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Abstract
The utility model discloses a bearizing device for reinforcing a soft soil foundation. The bearizing device consists of a sludge flushing pipe and a sludge sucking pipe that are arranged in a sleeving manner, wherein the lower ends of the sludge flushing pipe and the sludge sucking pipe are sealed; the sludge flushing pipe is provided with radial sludge flushing holes; the sludge sucking pipe is provided with radial sludge sucking holes; and the sludge sucking holes are positioned below the sludge flushing holes. The bearizing device is simple in structure and easy to implement.
Description
Technical field
The utility model relates to the utility model and relates to the reinforced soft soil ground technical field, specifically a kind of reinforced soft soil ground Counterboring apparatus.
Background technology
Dynamic replacement is that strong rammer is used to one of method of reinforcing saturated soft clay foundation.The reinforcement mechanism of heavy tamping replacement method is different from dynamic compaction, it is that the HI high impact of utilizing the high drop of weight to produce can be clamp-oned the material brute force of the better performances such as rubble, slabstone, slag in the ground, in ground, form pellet pier one by one, native form compound foundation between pier and pier, to improve bearing capacity of foundation soil, reduce sedimentation.In the dynamic replacement process, soil structures is destroyed, and foundation soil body produces excess pore water pressure, but along with the increase of time, earth structure strength can be restored.The pellet pier generally has preferably water permeability, is beneficial in the soil body dissipation of excess pore-water pressure and produces fixed.
It is simple that dynamic replacement is confirmed to have equipment by engineering practice, speed of application is fast, consolidation effect is good, cost is low, the advantages such as the suitable soil property classification of processing is many now have been widely used in the foundation treatment engineerings such as industrial civil building, warehouse, oil tank, warehouse, road and rail roadbed, runway.But dynamic replacement exists the shortcoming of little, the easy protuberance of replacement amount, the displacement degree of depth low (JGJ79--2002 " building lot treatment technology standard " emphasizes to replace the degree of depth of pier should not be above 7 meters) always.
In addition, exist for marine dredge fill place etc. in the consolidation process of soft foundation of weak intercalated layer, existing heavy tamping replacement method can not carry out better side direction displacement to weak intercalated layer, thereby causes this type of ground stabilization weak effect.For this reason, how to overcome little, the easy protuberance of replacement amount, displacement is inhomogeneous and can not carry out to weak intercalated layer the shortcoming such as effective side direction displacement is those skilled in the art's problem demanding prompt solutions.The utility model people has proposed the problems referred to above that a kind of improved dynamic replacement method exists to improve prior art.But this improved dynamic replacement method need to be carried out reaming to the weak intercalated layer that draws the hole.And there is no suitable Counterboring apparatus in the prior art.
In view of this, the utility model designer relies on working experience for many years and abundant professional knowledge is actively studied and a kind of reinforced soft soil ground Counterboring apparatus of having innovated final utility model, and it is simple in structure, and is easy to implement.
The utility model content
In order to solve the above-mentioned problems in the prior art, the utility model provides a kind of reinforced soft soil ground Counterboring apparatus, and it is simple in structure, and is easy to implement.
In order to solve the problems of the technologies described above, the utility model has adopted following technical scheme:
The reinforced soft soil ground Counterboring apparatus, it is made of become silted up pipe and silt-sucking tube of rushing of ring set setting, the become silted up lower end of pipe and silt-sucking tube of punching is all sealed, rush the silt pipe have radially rush the silt hole, silt-sucking tube has suction silt hole radially, suction silt hole is positioned at the below that rushes the silt hole.
Further, described silt-sucking tube is placed in and rushes outside the silt pipe, and the silt hole that rushes radially that rushes on the silt pipe extends to outside the silt-sucking tube.
Further, described punching silt hole and suction silt hole are a plurality of, and a plurality of punching silts hole and the respectively circumferentially even distribution of edge of suction silt hole.
Further, described punching silt hole and suction silt hole are four.
Further, described punching silt pipe box is outside silt-sucking tube, and silt-sucking tube stretches out the lower end that rushes the silt pipe, and described suction silt hole is positioned at silt-sucking tube and stretches out on the position that rushes the pipe lower end of becoming silted up.
Further, the silt hole that rushes of described punching silt pipe is connected with radially mozzle.
Further, the upper end of described punching silt pipe has water inlet, and the upper end of silt-sucking tube has silt outlet.
Further, the top of described Counterboring apparatus also is provided with suspension ring.
Further, the outside of described Counterboring apparatus also is arranged with centralizer, and described centralizer comprises the sleeve pipe that matches with Counterboring apparatus and the framework that is connected with sleeve outer wall.
Compared with prior art, the beneficial effects of the utility model are:
Reinforced soft soil ground of the present utility model has characteristics simple in structure, easy to use with Counterboring apparatus.And reaming is effective.During operation, only need control pump pressure and water absorption can keep drawing the water level balance in the hole, and be easy to operate.
Description of drawings
Fig. 1 is the structure phantom drawing that reinforced soft soil ground of the present utility model is used Counterboring apparatus;
Fig. 2 is the structural representation of centralizer in the utility model;
Fig. 3 is the part-structure schematic diagram that reinforced soft soil ground of the present utility model is used another embodiment of Counterboring apparatus.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail, but not as to restriction of the present utility model.
Fig. 1 is the structural representation that reinforced soft soil ground of the present utility model is used Counterboring apparatus; Fig. 2 is the structural representation of centralizer in the utility model.As depicted in figs. 1 and 2, reinforced soft soil ground forms with the silt-sucking tube 2 that is placed in the outside with the silt pipe 1 that rushes of Counterboring apparatus by inside.108 millimeters of silt-sucking tube 2 external diameters, 8 millimeters of wall thickness.Lower end closed in 0.1 to the 0.2 meter scope in bottom, radially offers the suction silt hole 21 of 40 millimeters of four diameters, is used for aspirating mud.Inhaling silt hole 21 upwards evenly distributed in week.Become silted up 76 millimeters of pipe 1 diameters of punching, the lower end is still sealed, have 4 extend to silt-sucking tube 2 outer rush silt hole 11.The extension that rushes the silt hole forms mozzle 12, has both guided water (flow) direction, plays again the effect that reduces hydraulic losses.Four are rushed silt hole 11 and upwards evenly distribute in week.Inhale silt hole 21 and be positioned at the below that rushes silt hole 11.The upper end of punching silt pipe 1 is connected with water inlet 13 by flange, and the upper end of silt-sucking tube 2 connects silt outlet 22 by flange.Be easy to change by the flange connection.The pump pressure of the flush water pump that is connected with water inlet 13 is with 1～2kgf/cm
2Be advisable.Adjust the interior water level balance of water absorption retaining hole of the suction silt pump that is connected with silt outlet 22.Carry out punching when with the suspension ring 4 on hanging device connection the utility model Counterboring apparatus top the utility model device being transferred to the mud degree of depth of drawing in the hole and inhale mud.For guaranteeing that the position of device of the present utility model in drawing the hole is not offset, at silt-sucking tube 2 overcoats centralizer 3 is arranged, centralizer 3 is made of with the framework 32 that is connected with sleeve pipe 31 outer walls sleeve pipe 31.Circulating time should should not be grown by weak point for the first time, generally is advisable with 2 minutes.Adjust circulating time after using JJC-1D Pore Diameter Detection system gaging hole, general reaming to diameter is to draw about 2 times of hole.Revolve and scrape out Kong Shiwei and keep that hole wall is stable can to adopt mud off pore-forming common processes.
Fig. 3 is the structural representation that reinforced soft soil ground of the present utility model is used another embodiment of Counterboring apparatus.Present embodiment and embodiment 1 different being, the punching silt is managed 1 and is placed in outside the silt-sucking tube 2, and silt-sucking tube 2 stretches out the lower end that rushes the pipe 1 that becomes silted up, and suction silt hole 21 is positioned at silt-sucking tube 2 and stretches out on the position that rushes silt pipe lower end.The become silted up silt hole 11 that rushes of pipe 1 of punching is connected with radially mozzle 12.
Above embodiment is exemplary embodiment of the present utility model only, is not used in restriction the utility model, and protection domain of the present utility model is defined by the claims.Those skilled in the art can make various modifications or be equal to replacement the utility model in essence of the present utility model and protection domain, this modification or be equal to replacement and also should be considered as dropping in the protection domain of the present utility model.
Claims (9)
1. the reinforced soft soil ground Counterboring apparatus is characterized in that, it is made of become silted up pipe and silt-sucking tube of rushing of ring set setting, the lower end of punching silt pipe and silt-sucking tube is all sealed, rush the silt pipe have radially rush the silt hole, silt-sucking tube has suction silt hole radially, inhales the silt hole and is positioned at the below that rushes the silt hole.
2. reinforced soft soil ground Counterboring apparatus according to claim 1 is characterized in that, described silt-sucking tube is placed in and rushes outside the silt pipe, and the silt hole that rushes radially that rushes on the silt pipe extends to outside the silt-sucking tube.
3. reinforced soft soil ground Counterboring apparatus according to claim 1 is characterized in that, described punching silt hole and suction silt hole are a plurality of, and a plurality of punching silts hole and the respectively circumferentially even distribution of edge of suction silt hole.
4. reinforced soft soil ground Counterboring apparatus according to claim 3 is characterized in that, described punching silt hole and suction silt hole are four.
5. reinforced soft soil ground Counterboring apparatus according to claim 1 is characterized in that, described punching silt pipe box is outside silt-sucking tube, and silt-sucking tube stretches out the lower end that rushes the silt pipe, and described suction silt hole is positioned at silt-sucking tube and stretches out on the position that rushes the pipe lower end of becoming silted up.
6. reinforced soft soil ground Counterboring apparatus according to claim 5 is characterized in that, the silt hole that rushes of described punching silt pipe is connected with radially mozzle.
7. reinforced soft soil ground Counterboring apparatus according to claim 1 is characterized in that, the upper end of described punching silt pipe has water inlet, and the upper end of silt-sucking tube has silt outlet.
8. reinforced soft soil ground Counterboring apparatus according to claim 1 is characterized in that, the top of described Counterboring apparatus also is provided with suspension ring.
9. reinforced soft soil ground Counterboring apparatus according to claim 1 is characterized in that, the outside of described Counterboring apparatus also is arranged with centralizer, and described centralizer comprises the sleeve pipe that matches with Counterboring apparatus and the framework that is connected with sleeve outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220449931 CN202787225U (en) | 2012-09-05 | 2012-09-05 | Bearizing device for reinforcing soft soil foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220449931 CN202787225U (en) | 2012-09-05 | 2012-09-05 | Bearizing device for reinforcing soft soil foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202787225U true CN202787225U (en) | 2013-03-13 |
Family
ID=47814507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220449931 Expired - Fee Related CN202787225U (en) | 2012-09-05 | 2012-09-05 | Bearizing device for reinforcing soft soil foundation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202787225U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102817347A (en) * | 2012-09-05 | 2012-12-12 | 北京东方新星石化工程股份有限公司 | Reaming device for reinforcing soft soil foundation |
-
2012
- 2012-09-05 CN CN 201220449931 patent/CN202787225U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102817347A (en) * | 2012-09-05 | 2012-12-12 | 北京东方新星石化工程股份有限公司 | Reaming device for reinforcing soft soil foundation |
| CN102817347B (en) * | 2012-09-05 | 2015-07-22 | 北京东方新星石化工程股份有限公司 | Reaming device for reinforcing soft soil foundation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20180905 |