CN207538060U - Static pressure open caisson device - Google Patents
Static pressure open caisson device Download PDFInfo
- Publication number
- CN207538060U CN207538060U CN201721522584.4U CN201721522584U CN207538060U CN 207538060 U CN207538060 U CN 207538060U CN 201721522584 U CN201721522584 U CN 201721522584U CN 207538060 U CN207538060 U CN 207538060U
- Authority
- CN
- China
- Prior art keywords
- open caisson
- girder
- oil cylinder
- cylinder
- ring beam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
Static pressure open caisson device, it is related to the field of open caisson construction, including open caisson, multigroup open caisson component is evenly distributed in the periphery of open caisson, open caisson component includes two pile leg columns and a girder, the lower end of two pile leg columns is fixed respectively with ground, and the both ends of girder are sleeved on spud leg column, and girder is located at the upper surface of open caisson；Ring beam and lifting cylinder are respectively provided on every pile leg column, ring beam is sleeved on spud leg column, and one end of lifting cylinder is connected with ring beam, and the first latch assembly is connected on ring beam, the other end of lifting cylinder is connected with girder, and the second latch assembly is connected respectively at the both ends of girder；First latch assembly is identical with the second latch assembly structure, including plugging pin oil cylinder mounting base and plugging pin oil cylinder, sets multiple pin holes in every pile leg column upper edge short transverse, the piston rod of every plugging pin oil cylinder is plugged in the pin hole of corresponding leg column；The girder of multigroup open caisson component is located at same level, and steady lower pressure is provided for open caisson compacting.
Description
Technical field
The utility model is related to the fields of open caisson construction.
Background technology
Drop shaft sinking is a kind of construction dug well in soft, unstable aquifer water-bearing stratum, by open caisson dead weight or
It slightly applies external force to be allowed to, ground in well is dug out, finally by concrete sealing bottom, form the resistant-walled space in underground, and
Various buildings or building basis can be built in underground.The development of social economy causes urban land more nervous, therefore sends out
Site of an exhibition down space becomes more important.In recent years, with production-scale expansion and the development of production technology, drop shaft sinking is constructed
It is increasingly becoming a kind of important method that various hypogees and foundation structure are embedded in Soft Soil Layer.
Existing open caisson method is unreasonable due to device structure, has the following problems：1st, in open caisson press-in work progress,
Lower pressure transient for open caisson compacting；2nd, do not have anti-bust function, bust is pressed into work progress in open caisson, open caisson warp
Sedimentation suddenly occurs for overflowing sand bed.
Invention content
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of static pressure open caisson device, are open caisson
Compacting provides steady lower pressure.
What the purpose of this utility model was realized in：Static pressure open caisson device, it is equal in the periphery of the open caisson including open caisson
The multigroup open caisson component of cloth, the structure all same of multigroup open caisson component；The open caisson component includes two pile leg columns and a master
Beam, the lower end of two pile leg columns are fixed respectively with ground, and one end of girder set is wherein on a pile leg column, girder it is another
One end is sleeved on another pile leg column, and girder is located at the upper surface of open caisson；Ring beam and liter are respectively provided on every pile leg column
Oil cylinder drops, and the ring beam is sleeved on spud leg column, and one end of lifting cylinder is connected with ring beam, and the first bolt group is connected on ring beam
Part, the other end of lifting cylinder are connected with girder, and the second latch assembly is connected respectively at the both ends of girder；First bolt
Component is identical with the second latch assembly structure, and including plugging pin oil cylinder mounting base and plugging pin oil cylinder, plugging pin oil cylinder is connected to bolt
On cylinder installation seat, multiple pin holes are set in every pile leg column upper edge short transverse, the piston rod of every plugging pin oil cylinder is inserted
It puts in the pin hole of corresponding leg column；The girder of multigroup open caisson component is located at same level.
When applying external force, the plugging pin oil cylinder stretching of ring beam is inserted on column, and lifting cylinder stretches out, and girder is driven to decline, main
Plugging pin oil cylinder stretching on beam is inserted on column, and the plugging pin oil cylinder of ring beam is retracted, and lifting cylinder is retracted, and ring beam is driven to decline, is followed
Ring carries out so that girder constantly declines.Multigroup open caisson component synchronization carries out, and is pressed into open caisson and provides stable lower pressure.
The utility model is applicable to apply the open caisson construction engineering method of external force, can be pressed into for open caisson and provide stable pushing
Power ensures that open caisson construction process middle girder is in coplanar horizontal posture by electrohydraulic integration closed-loop control system, helps to press
The smooth transfer of power.Using the steel strand wires of the balanced valve in lifting cylinder and connection open caisson with adjusting oil cylinder, innovative design goes out heavy
The anti-bust function of well device.In addition, the characteristics of being poured for open caisson segmentation, structure is readily disassembled and assembles, and can weigh
It is multiple to utilize.
For anti-bust, the open caisson component further includes steel hinge line and adjusts oil cylinder, steel hinge line and lock, the steel hinge line tune
Fuel-economizing cylinder includes outer cylinder, inner cylinder tube, piston rod and piston, and outer cylinder is connected on girder, and inner cylinder tube is arranged on outer cylinder
Inside, between inner cylinder tube and outer cylinder, the lower end of piston rod and piston are wholely set piston, in the upper end stretching of piston rod
It is connected after cylinder barrel and outer cylinder with the lock；The lower end of the steel hinge line is fixedly connected with open caisson, and steel hinge line passes through girder, steel
It cuts with scissors after line adjusts the inner cylinder tube of oil cylinder, piston rod and is connected with lock.By the flexible of steel hinge line adjusting oil cylinder, adjust lock and sink
The length of steel hinge line between well ensures that steel strand wires, always in tensioning state, prevent open caisson bust in infall process.
For anti-bust, balanced valve is integrated in the rod chamber of the lifting cylinder, oil cylinder is realized when open caisson dashes forward heavy
Self-locking, while when load rises to balanced valve highest safeguard protection pressure, rod chamber can protect lifting by balanced valve off-load
The safety of oil cylinder and pipe-line system.
Preferably, cushion block is set between the girder and open caisson.Cushion block is by the load transmission that girder is received to open caisson, simultaneously
Also the influence that main beam deformation brings open caisson unbalance stress is farthest eliminated.
For automatic aligning, the upper surface of the cushion block is the cambered surface of indent, be wholely set in the lower end of the girder to
The arc bump of outer protrusion, arc bump are equipped in the cambered surface of cushion block.
Preferably, the displacement sensor for measuring girder to distance between ring beam is connected respectively at the girder both ends.In order to
Steady lower pressure is obtained, transmits to the even of guarantee girder power, girder hydraulic system is set using electrohydraulic integration closed loop
Meter.One hydraulic station of every erection of main beam, hydraulic circuit are equipped with proportional direction valve, proportional flow control valve, electric ratio oil pump, girder two
End is acquired the signal of hydraulic control circuit by electrical PLC, passes through the closed loop to lifting cylinder with displacement sensor
Control keeps coplanar horizontal between girder both ends and multiple girders.
Preferably, it is adjusted in the steel hinge line in the rodless cavity of oil cylinder and pressure sensor is housed.Steel strand wires can be detected in real time
Stress, ensure steel strand wires in infall process always in tensioning state, when open caisson bust can also transmit in time load to
Lifting cylinder.During open caisson pours in advance, the piston rod and steel strand wires lock that adjust oil cylinder connect, and good branch is provided for girder
Support defencive function.
Description of the drawings
Fig. 1 is the structure diagram of the utility model highest state.
Fig. 2 is the structure diagram of the utility model minimum state.
Fig. 3 is the vertical view of Fig. 1.
Fig. 4 is the stereogram of Fig. 1.
Fig. 5 is M-M direction views in Fig. 1.
Fig. 6 is I portions enlarged drawing in Fig. 5.
Fig. 7 is A portions enlarged drawing in Fig. 4.
In figure, 1 ground, 2 open caisson components, 3 open caissons, 4 spud leg columns, 5 pin holes, 6 first latch assemblies, 7 ring beams, 8 liters
Drop oil cylinder, 9 second latch assemblies, 10 displacement sensors, 11 girders, 12 cushion blocks, 13 balanced valves, 14 plugging pin oil cylinder mounting bases, 15
Plugging pin oil cylinder, 16 steel hinge lines, 17 locks, 18 steel hinge lines adjust oil cylinder, and 19 pressure sensors, 20 outer cylinders, 21 inner cylinder tubes, 22 live
Plug, 23 piston rods, 24 arc bumps.
Specific embodiment
As shown in figs. 1-7, static pressure open caisson device including open caisson 3, is evenly distributed with four groups of open caisson components 2 in the periphery of open caisson 3, and four
The structure all same of group open caisson component 2.
Open caisson component 2 includes two pile leg columns 4 and a girder 11, the lower ends of two pile leg columns 4 respectively with ground 1
Fixed, one end of girder 11 is covered on a pile leg column 4 wherein, and the other end of girder 11 is sleeved on another pile leg column 4.
Girder 11 is located at the upper surface of open caisson 3, and cushion block 12 is set between girder 11 and open caisson 3.The upper surface of cushion block 12 is indent
Cambered surface, the arc bump 24 outwardly protruded is wholely set in the lower end of girder 11, and arc bump 24 is equipped in cushion block 12
In cambered surface.
Ring beam 7 and lifting cylinder 8 are respectively provided on every pile leg column 4, ring beam 7 is sleeved on spud leg column 4, in lifting oil
Balanced valve 13 is integrated in the rod chamber of cylinder 8, the upper end of lifting cylinder 8 is connected with ring beam 7, and the first bolt group is connected on ring beam 7
Part 6, the lower end of lifting cylinder 8 are connected with girder 11, connect the second latch assembly 9 respectively at the both ends of girder 11.First inserts
Pin assemblies 6 are identical with 9 structure of the second latch assembly, including plugging pin oil cylinder mounting base 14 and plugging pin oil cylinder 15, plugging pin oil cylinder 15
It is connected in plugging pin oil cylinder mounting base 14, multiple pin holes 5, every bolt is set in every 4 upper edge short transverse of pile leg column
The piston rod of oil cylinder 15 is plugged in the pin hole 5 of corresponding leg column 4.Measurement girder 11 is connected respectively at 11 both ends of girder to arrive
The displacement sensor 10 of distance between ring beam 7, the girder 11 of multigroup open caisson component 2 are located at same level.
Open caisson component 2 further includes steel hinge line and adjusts oil cylinder 18, steel hinge line 16 and lock 17, and steel hinge line adjusts oil cylinder 18 and includes
Outer cylinder 20, inner cylinder tube 21, piston rod 23 and piston 22, outer cylinder 20 are connected on girder 11, and inner cylinder tube 21 is arranged on outer shell
The inside of cylinder 20, between inner cylinder tube 21 and outer cylinder 20, the lower end of piston rod 23 and piston 22 are wholely set piston 22, living
The upper end of stopper rod 23 is connect after stretching out inner cylinder tube 21 and outer cylinder 20 with lock 17.The lower end of steel hinge line 16 is fixed with open caisson 3 to be connected
It connects, steel hinge line 16 passes through girder 11, steel hinge line to be connect after adjusting the inner cylinder tube 21 of oil cylinder 18, piston rod 23 with lock 17.In steel
Line is cut with scissors to adjust in the rodless cavity of oil cylinder 18 equipped with pressure sensor 19.
Claims (7)
1. static pressure open caisson device, including open caisson, it is characterised in that：Multigroup open caisson component is evenly distributed in the periphery of the open caisson, it is multigroup
The structure all same of open caisson component；The open caisson component includes two pile leg columns and a girder, under two pile leg columns
End is fixed respectively with ground, and one end of girder is covered on a pile leg column wherein, and the other end of girder is sleeved on another pile leg
On column, girder is located at the upper surface of open caisson；Ring beam and lifting cylinder are respectively provided on every pile leg column, the ring beam is sleeved on
On spud leg column, one end of lifting cylinder is connected with ring beam, and the first latch assembly, the other end of lifting cylinder are connected on ring beam
It is connected with girder, the second latch assembly is connected respectively at the both ends of girder；First latch assembly and the second latch assembly
Structure is identical, and including plugging pin oil cylinder mounting base and plugging pin oil cylinder, plugging pin oil cylinder is connected in plugging pin oil cylinder mounting base, at every
Spud leg column upper edge short transverse sets multiple pin holes, and the piston rod of every plugging pin oil cylinder is plugged on inserting for corresponding leg column
In pin hole；The girder of multigroup open caisson component is located at same level.
2. static pressure open caisson device according to claim 1, it is characterised in that：The open caisson component further includes steel hinge line and adjusts oil
Cylinder, steel hinge line and lock, the steel hinge line adjust oil cylinder and include outer cylinder, inner cylinder tube, piston rod and piston, and outer cylinder is connected to
On girder, inner cylinder tube is arranged on the inside of outer cylinder, and piston is between inner cylinder tube and outer cylinder, the lower end of piston rod and piston
It is wholely set, the upper end of piston rod is stretched out after inner cylinder tube and outer cylinder latches connection with described；The lower end of the steel hinge line is with sinking
Well is fixedly connected, and steel hinge line passes through girder, steel hinge line to be connected after adjusting the inner cylinder tube of oil cylinder, piston rod with lock.
3. static pressure open caisson device according to claim 1, it is characterised in that：It is integrated in the rod chamber of the lifting cylinder flat
Weigh valve.
4. static pressure open caisson device according to claim 1, it is characterised in that：Cushion block is set between the girder and open caisson.
5. static pressure open caisson device according to claim 4, it is characterised in that：The upper surface of the cushion block is the cambered surface of indent,
The arc bump outwardly protruded is wholely set in the lower end of the girder, arc bump is equipped in the cambered surface of cushion block.
6. static pressure open caisson device according to claim 1, it is characterised in that：Measurement girder is connected respectively at the girder both ends
To the displacement sensor of distance between ring beam.
7. static pressure open caisson device according to claim 2, it is characterised in that：In the rodless cavity for adjusting oil cylinder in the steel hinge line
Equipped with pressure sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721522584.4U CN207538060U (en) | 2017-11-15 | 2017-11-15 | Static pressure open caisson device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721522584.4U CN207538060U (en) | 2017-11-15 | 2017-11-15 | Static pressure open caisson device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207538060U true CN207538060U (en) | 2018-06-26 |
Family
ID=62613338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721522584.4U Active CN207538060U (en) | 2017-11-15 | 2017-11-15 | Static pressure open caisson device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207538060U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107620313A (en) * | 2017-11-15 | 2018-01-23 | 扬州市江都永坚有限公司 | Static pressure open caisson device |
-
2017
- 2017-11-15 CN CN201721522584.4U patent/CN207538060U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107620313A (en) * | 2017-11-15 | 2018-01-23 | 扬州市江都永坚有限公司 | Static pressure open caisson device |
| CN107620313B (en) * | 2017-11-15 | 2022-12-23 | 扬州市江都永坚有限公司 | Static pressure open caisson device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107620313A (en) | Static pressure open caisson device | |
| CN107313431B (en) | Close on not contour foundation pit method for synchronously constructing | |
| CN108086340A (en) | Open caisson construction structure and its construction method | |
| CN105350527A (en) | Prestressed pipe pile construction method based on building information modeling (BIM) and prestressed pipe pile | |
| CN102966360A (en) | Method for reinforcing rock walls in neighborhood tunnel | |
| CN104018512A (en) | Open caisson sinking construction method slightly disturbing environment | |
| CN105178861A (en) | Drilling hole enlarging mechanism | |
| CN107642041A (en) | The hollow clump of piles anchorage of super-large diameter | |
| CN105133641A (en) | Thin-wall continuous-wall-type foundation reinforcing structure and method | |
| CN104563147A (en) | Composite structure pile foundation applied to karst area and construction method of composite structure pile foundation | |
| CN207538060U (en) | Static pressure open caisson device | |
| CN107059856A (en) | The ecology stake of pretensioning prestressed concrete porous hollow and its construction method | |
| EP2362090B1 (en) | Adjustable spread foundation, preferably separated, for offshore wind farms | |
| CN106087996B (en) | Manual digging pile construction method based on self leveling backpressure device | |
| CN105241648A (en) | Loading device simulating loess tunnel lock foot anchor pipe end stress and use method thereof | |
| CN108487278B (en) | Open caisson deviation rectification construction technology | |
| CN107642040A (en) | The construction method heavy stone used as an anchor of the hollow clump of piles anchorage of super-large diameter | |
| CN205382942U (en) | Multilayer underground space curtain posture subsurface excavated construction's supporting construction under existing facility | |
| CN207828995U (en) | Open caisson construction structure | |
| CN216515701U (en) | Miniature stake raft board combination foundation structure | |
| CN208105276U (en) | A kind of support system of active control foundation pit displacement | |
| CN210031875U (en) | Open caisson device for pushing | |
| CN204112325U (en) | A kind of for anchor jacked pile pile pressing device | |
| CN106948337A (en) | The diaphram wall and its construction method of the wall of prestressing force assembled two unification | |
| CN103790190B (en) | Precast hollow squeezes into pile foundation remedial Consolidation method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |