CN209323551U - Take native stage apparatus - Google Patents
Take native stage apparatus Download PDFInfo
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- CN209323551U CN209323551U CN201821912890.3U CN201821912890U CN209323551U CN 209323551 U CN209323551 U CN 209323551U CN 201821912890 U CN201821912890 U CN 201821912890U CN 209323551 U CN209323551 U CN 209323551U
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- drill bit
- waterproof sealing
- shaft
- drilling apparatus
- sealing platform
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Abstract
The utility model provides one kind and takes native stage apparatus, and waterproof sealing platform is staggered to be provided with drilling apparatus and dredging tube；The drill bit of drilling apparatus reaches except the bottom of waterproof sealing platform；The end of dredging tube reaches except the bottom of waterproof sealing platform；The bottom of waterproof sealing platform is additionally provided with cyclone nozzle, and cyclone nozzle is connect with high-pressure water pipe.By using the injection of multiple high-pressure water pipes, the combination of multiple dredging tubes and multiple drilling apparatus interlaced arrangements, system destruction complex random systems carry out suction operation after being crushed complex random systems again, greatly improve soil extracting efficiency.High-pressure water injection system can guarantee the soil body crushing efficiency of drilling apparatus gap location, can also rinse drill bit in real time, avoid clay hardened on drill bit, take native work surface to expand significantly, improve soil extracting efficiency.Argillic horizon is such as encountered, the work surface that can break ground by adjusting injection water pressure and stepless transmission revolving speed, guarantee normally takes soil.
Description
Technical field
The utility model relates to large-scale well-sinking underwater excavation technical field, especially a kind of complex geological condition sinking well water
Native stage apparatus is efficiently taken down.
Background technique
As large bridge is built, large-scale well-sinking base form is more and more widely used, and large-scale well-sinking is opened
Method for sinking is dug also more and more to be paid attention to.When open caisson underwater excavation sinks, since underwater mud face absolute altitude is in confused situation, sink
Well support cannot obtain very well, in conjunction with factors such as underwater excavations, cause current underwater mud equipment of inhaling to there is a problem of that effect is low, such as
What enhancing open caisson inhales mud operation effect under water and determines whether large-scale well-sinking construction is fast and efficiently crucial.And open caisson tradition water
Lower soil basketing method, such as: simple waterpower inhales mud method, and waterpower suction mud method is no longer satisfied underwater condition open caisson and quickly takes soil
It needs, has the following disadvantages:
1) waterpower suction mud method is very big by water depth effect, and application conditions are more harsh.
2) take soil more difficult when facing clay layer and cementing rock stratum.
3) single mud-sucking device inhales mud degree unevenness, causes whole efficiency not high.
Chinese patent literature CN1024338881A describes the drawing out soil equipment and its application method of a kind of ultra-large type open caisson.
Provided with a kind of openable and closable scraper, scraper can be opened in underground, improve soil extracting efficiency.But in reply multiplexed address item
Under part, biggish scraper diameter causes scraper to be more laborious structure, is especially located at the lesser resistance of blade edge position
Power needs biggish torque to overcome, and the effect broken ground is undesirable.
Utility model content
The technical problem to be solved by the utility model is to provide one kind to take native stage apparatus, can greatly improve and take native effect
Rate.In preferred scheme, it can conveniently adjust according to actual needs and take native range.
One kind that in order to solve the above technical problems, the technical scheme adopted by the utility model is: takes native stage apparatus, waterproof
Platform is staggered is provided with drilling apparatus and dredging tube for sealing；
The drill bit of drilling apparatus reaches except the bottom of waterproof sealing platform；
The end of dredging tube reaches except the bottom of waterproof sealing platform；
The bottom of waterproof sealing platform is additionally provided with cyclone nozzle, and cyclone nozzle is connect with high-pressure water pipe.
In preferred scheme, in the drilling apparatus, variable-frequency motor is connect with the shaft for being located in the middle drilling apparatus,
Along multiple main driving wheels are axially arranged on shaft, the shaft positioned at the drilling apparatus of surrounding is equipped with from driving wheel, main driving wheel
It is connect by driving chain with from driving wheel；
Variable-frequency motor is sealedly mounted in waterproof sealing platform, and variable-frequency motor is electrically connected by water-proof wire and power supply unit
It connects.
In preferred scheme, the drill bit is the laminated structure radially stretched；
The bottom of drill bit is equipped with sawtooth.
In preferred scheme, the outer rim rotational trajectory of drill bit crosses one another.
In preferred scheme, the drill bit bottom outer-edge is lower, and intermediate position is higher.
In preferred scheme, the driving wheel of drilling apparatus is fixedly connected with drive socket, the inner wall and shaft of drive socket
Outer wall be equipped with intermeshing structure, make can to transmit mutually torque between drive socket and shaft without limiting axial move
Dynamic, on the top of shaft, double extension shaft motor is fixedly connected by motor installation sleeve with shaft, two output shafts of double extension shaft motor
It is fixedly connected with eccentric block；
It is located in the middle in drilling apparatus, main driving wheel is connect with box coupling, and double extension shaft motor and eccentric block are located at
In cavity inside box coupling.
In preferred scheme, dredging tube is connect by pipeline with air compressor machine.
In preferred scheme, the delivery outlet of high-pressure water pipe and supercharging device is connected, the input port of supercharging device and water supply water
Case connection, is equipped with pressure sensor in high-pressure water pipe.
In preferred scheme, high-pressure water pipe is located at the periphery of dredging tube, and high-pressure water pipe and waterproof sealing platform are tightly connected；
Cyclone nozzle is located at around dredging tube bottom end.
In preferred scheme, it is equipped with work cover in the outer rim of waterproof sealing mesa base, the lower end for the cover that works is soft
Property sheet material, the lower end of the cover that works is lower than the lower end of drill bit.
One kind provided by the utility model takes native stage apparatus, by using the injection of multiple high-pressure water pipes, multiple dredging tubes
With the combination of multiple drilling apparatus interlaced arrangements, system destruction complex random systems carry out suction operation after being crushed complex random systems again,
Greatly improve soil extracting efficiency.High-pressure water injection system can guarantee the soil body crushing efficiency of drilling apparatus gap location, can also be real-time
Drill bit is rinsed, avoids clay hardened on drill bit, takes native work surface to expand significantly, improve soil extracting efficiency.It such as encounters viscous
Soil layer, can be by adjusting injection water pressure and stepless transmission revolving speed, and guarantee work surface of breaking ground normally takes soil, society and warp
Benefit is evident for Ji.The vibration device of drilling apparatus shaft can be opened by such as encountering cementing rock stratum, in conjunction with swing crushing and spray water,
Further increase broken and soil extracting efficiency.By using Synchronous Transmission technology, realize that the outer rim rotational trajectory of drill bit crosses one another,
To decrease or even eliminate the gap between drilling apparatus.Mud can be constrained in lesser range by the work cover of setting
It is interior, further increase the efficiency of soil suction.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and examples:
Fig. 1 is the schematic top plan view of the utility model.
Fig. 2 is the schematic front view of the utility model.
Fig. 3 is the schematic top plan view of the utility model.
Fig. 4 is the main view of the drilling apparatus of marginal position in the utility model.
Fig. 5 is the main view of the drilling apparatus in middle position in the utility model.
In figure: work cover 1, drill bit 2, drilling apparatus 3, waterproof sealing platform 4, dredging tube 5, air compressor machine 6, water tank
7, supercharging device 8, pressure sensor 9, high-pressure water pipe 10, cyclone nozzle 11, power supply unit 12, water-proof wire 13, caisson wall 14,
Variable-frequency motor 15, main driving wheel 16, from driving wheel 17, driving chain 18, shaft 19, spline segment 191, pilot sleeve 20, bearing
21, eccentric block 22, double extension shaft motor 23, motor installation sleeve 24, drive socket 25, box coupling 26.
Specific embodiment
Embodiment 1:
In Fig. 1 ~ 2, one kind taking native stage apparatus, and waterproof sealing platform 4 is staggered to be provided with drilling apparatus 3 and dredging tube
5；
The drill bit 2 of drilling apparatus 3 reaches except the bottom of waterproof sealing platform；
The end of dredging tube 5 reaches except the bottom of waterproof sealing platform 4；
The bottom of waterproof sealing platform 4 is additionally provided with cyclone nozzle 11, and cyclone nozzle 11 is connect with high-pressure water pipe 10.Cyclone nozzle 11 is right
The gap between drill bit 2 and drilling apparatus 3, can broken soil layer simultaneously, clean drill bit 2.As shown in figure 1, waterproof sealing is flat
Platform 4 is equipped with 9 openings, and wherein drilling apparatus 3 is provided with 5, and dredging tube 5 is provided with 4, is mutually staggeredly arranged.Drilling machine dress
3 broken soil are set, can quickly be drawn by dredging tube 5.The water jets under high pressure that cyclone nozzle 11 sprays, can further increase soil
The crushing effect of layer, especially for the position in the gap except 2 coverage area of drill bit.
Embodiment 2:
On the basis of embodiment 1, in preferred scheme such as Fig. 2 ~ 5, in the drilling apparatus 3, variable-frequency motor 15 with
The shaft 19 for being located in the middle drilling apparatus 3 connects, along multiple main driving wheels 16 are axially arranged on shaft 19, positioned at the brill of surrounding
The shaft 19 of machine device 3 is equipped with from driving wheel 17, and main driving wheel 16 is connect by driving chain 18 with from driving wheel 17；
Variable-frequency motor 15 is sealedly mounted in waterproof sealing platform 4, and variable-frequency motor 15 passes through water-proof wire 13 and power supply
Device 12 is electrically connected.Thus the shaft synchronous rotary of 5 drilling apparatus 3 can be driven by a variable-frequency motor 15, adopt for structure
It is with the advantage of synchronous rotary scheme, in preferred scheme such as Fig. 3, when the blade of drill bit 2 is 1 ~ 4, outside drill bit 2
Edge rotational trajectory can cross one another, and to be further reduced the gap between drill bit, cover soil layer as much as possible as far as possible.
In another optional scheme, every drilling apparatus 3 is respectively provided with independent variable-frequency motor 15 and drives.Under such configuration,
Then no setting is required main driving wheel 16 and the structure from driving wheel 17, but under the structure, realize that the outer rim rotational trajectory of drill bit 2 is mutual
It intersects then more difficult, needs to pay higher cost.
In preferred scheme such as Fig. 3, the drill bit 2 is the laminated structure radially stretched；
Preferred scheme such as Fig. 4, in 5, the bottom of drill bit 2 is equipped with sawtooth.Thus scheme can further increase effect of breaking ground
Rate.
Preferred scheme such as Fig. 4, in 5,2 bottom outer-edge of drill bit is lower, and intermediate position is higher.Thus structure,
The contact area of drill bit and soil layer can be reduced, retardance of the soil layer resistance to drill bit is reduced.
Preferred scheme such as Fig. 4, in 5, in the drilling apparatus 3, driving wheel is fixedly connected with drive socket 25, is driven
The inner wall of sleeve 25 and the outer wall of shaft 19 are equipped with intermeshing structure, and making can be mutual between drive socket 25 and shaft 19
It transmits torque to move axially without limiting, on the top of shaft 19, double extension shaft motor 23 passes through motor installation sleeve 24 and shaft
19 are fixedly connected, and two output shafts of double extension shaft motor 23 are fixedly connected with eccentric block 22；Thus structure passes through double extension shaft motor 23
Rotation, can be driven eccentric block 22 up-down vibration, according to the resonant frequency of the strata structure detected before, by vibration device
Vibration frequency is adjusted identical as the resonant frequency of strata structure, then can greatly improve the effect broken ground with broken rock.Using double
The structure for stretching spindle motor 23 and motor installation sleeve 24 makes direction of vibration concentrate the axis direction along shaft 19, further mentions
Height breaks ground efficiency.
It is preferred as in Fig. 5, in centrally located drilling apparatus 3, variable-frequency motor 15 by box coupling 26 with
Main driving wheel 16 is fixedly connected, and the vibration device that double extension shaft motor 23 and eccentric block 22 form is located at the inside of box coupling 26
Sleeve cavity in.Thus structure, variable-frequency motor 15 can directly drive the rotation of main driving wheel 16, without will affect vibration device
Vibration.
Drive socket 25 drives drive socket 25 to rotate by two bearing bearings, by the rotation of variable-frequency motor 15.It passes
The engaging structure that moving sleeve 25 passes through similar spline drives shaft 19 to rotate, also fixed in the position of 4 bottom of waterproof sealing platform
There is pilot sleeve 20, be equipped at least one sealing ring in pilot sleeve 20, to form reliable sealing between shaft 19.
Embodiment 3:
On the basis of embodiment 1,2, in preferred scheme such as Fig. 2, dredging tube 5 is connect by pipeline with air compressor machine 6.It is logical
The pressure for crossing air compressor machine 6 realizes 5 pumping slurries of dredging tube.
In preferred scheme, high-pressure water pipe 10 is connect with the delivery outlet of supercharging device 8, the input port of supercharging device 8 and confession
Water tank 7 connects, and pressure sensor 9 is equipped in high-pressure water pipe 10.Preferably, supercharging device 8 uses crankshaft Multi-cylinder plunger pump,
To export the water flow with high pressure.The entrance of supercharging device 8 is connect with water tank 7.
In preferred scheme such as Fig. 1 ~ 3, high-pressure water pipe 10 is located at the periphery of dredging tube 5, high-pressure water pipe 10 and waterproof sealing
Platform 4 is tightly connected；Cyclone nozzle 11 is located at around 5 bottom end of dredging tube.
Preferred scheme such as Fig. 2, in 3, the outer rim in 4 bottom of waterproof sealing platform is equipped with work cover 1, and work cover 1
Lower end be sheet material flexible, the inside of such as rubber sheet, work cover 1 is equipped with the mesh enclosure being used to support, such as steel bar welding
The lower end of mesh enclosure made of connecing, work cover 1 is lower than the lower end of drill bit 2.The cover 1 that works has certain pressure maintaining effect, and can
According to the range for taking native range adjusting to shroud, and the drill bit 2 of different external profile diameters is accordingly replaced, to adapt to different operating conditions.
Embodiment 4:
On the basis of embodiment 1 ~ 3, using the above-mentioned implementation method for taking native stage apparatus the following steps are included:
S1, according to open caisson well size, the device of the utility model is assembled on the ground, it is ensured that waterproof sealing platform
4 sealed reliable, all parts operate smooth, the scheme to cross one another for the outer rim rotational trajectory of drill bit 2, it is to be ensured that each
Drill bit 2 will not interfere with each other during rotation.The device of the utility model is lifted by tower crane and carries out taking native work
The wellhole bottom of industry.The power supply of power supply unit 12 is connected, variable-frequency motor 15 drives drill bit 2 to rotate, and starts broken soil layer；Starting increases
The power supply of pressure device 8, high pressure water enters cyclone nozzle 11 from high-pressure water pipe 10, and sprays from cyclone nozzle 11.Broken drill bit gap
The soil body of adhesion on the soil body at place, and cleaning drill bit 2；Air compressor machine 6 is opened, pressure-air enters along 5 tube wall of dredging tube, makes
Water and soil mixture forms mixture of the density less than 1, since, there are pressure difference, slurry mixture is acted in pressure inside and outside dredging tube
Under along dredging tube 5 be discharged well outside, completion take native operation.Native stage apparatus is taken by the mobile the utility model of tower crane, quickly
Completion takes the conversion of native work surface, improves the operating efficiency of the utility model；
When encountering hardened clay layer and cementing rock stratum, by adjusting 15 revolving speed of hydraulic pressure and variable-frequency motor of supercharging device 8,
Drill bit can be rinsed in real time, the excessive situation of drill bit resistance is avoided to occur, and also hardened clay and cement rock impact grinding can be become mud
Slurry, is finally inhaled into sludge pipe, is discharged outside well.Encounter harder cementing rock mass, according to sampling obtain the rock mass natural frequency of vibration,
Start double extension shaft motor 23, drives eccentric block with the identical frequency rotation of the rock mass natural frequency of vibration, drill bit 2 is by conduct vibrations to cementing
Rock mass, so that it is broken to make cementing rock mass generate resonance.Further increase soil extracting efficiency.
The above embodiments are only the optimal technical scheme of the utility model, and are not construed as the limit for the utility model
System, the features in the embodiments and the embodiments of the present application in the absence of conflict, can mutual any combination.This is practical new
The protection scope of type should be with the technical solution of claim record, technical characteristic in the technical solution recorded including claim
Equivalents are protection scope.Equivalent replacement i.e. within this range is improved, also the protection scope of the utility model it
It is interior.
Claims (10)
1. one kind takes native stage apparatus, it is provided with drilling apparatus (3) it is characterized in that: waterproof sealing platform (4) is staggered and inhales mud
It manages (5)；
The drill bit (2) of drilling apparatus (3) reaches except the bottom of waterproof sealing platform；
The end of dredging tube (5) reaches except the bottom of waterproof sealing platform (4)；
The bottom of waterproof sealing platform (4) is additionally provided with cyclone nozzle (11), and cyclone nozzle (11) is connect with high-pressure water pipe (10).
2. one kind according to claim 1 takes native stage apparatus, it is characterized in that: in the drilling apparatus (3), variable-frequency electric
Machine (15) is connect with the shaft (19) for being located in the middle drilling apparatus (3), and edge is axially arranged with multiple main driving wheels on shaft (19)
(16), the shaft (19) positioned at the drilling apparatus of surrounding (3) is equipped with from driving wheel (17), and main driving wheel (16) passes through transmission chain
Item (18) is connect with from driving wheel (17)；
Variable-frequency motor (15) is sealedly mounted in waterproof sealing platform (4), variable-frequency motor (15) by water-proof wire (13) with
Power supply unit (12) electrical connection.
3. one kind according to claim 2 takes native stage apparatus, it is characterized in that: the drill bit (2) is radially
The laminated structure of stretching, extension；
The bottom of drill bit (2) is equipped with sawtooth.
4. one kind according to claim 2 takes native stage apparatus, it is characterized in that: the outer rim between each drill bit (2) rotates
Track crosses one another.
5. one kind according to claim 3 takes native stage apparatus, it is characterized in that: described drill bit (2) bottom outer-edge is lower,
Intermediate position is higher.
6. described in any item one kind take native stage apparatus according to claim 1 ~ 5, it is characterized in that: the transmission of drilling apparatus (3)
Wheel is fixedly connected with drive socket (25), and the inner wall of drive socket (25) and the outer wall of shaft (19) are equipped with intermeshing knot
Structure, torque can be transmitted mutually by making between drive socket (25) and shaft (19) moves axially without limiting, in shaft (19)
Top, double extension shaft motor (23) are fixedly connected by motor installation sleeve (24) with shaft (19), and the two of double extension shaft motor (23)
Output shaft is fixedly connected with eccentric block (22)；
Be located in the middle in drilling apparatus (3), main driving wheel (16) is connect with box coupling (26), double extension shaft motor (23) and
Eccentric block (22) is located in the internal cavity of box coupling (26).
7. one kind according to claim 1 takes native stage apparatus, it is characterized in that: dredging tube (5) passes through pipeline and air compressor machine
(6) it connects.
8. one kind according to claim 1 takes native stage apparatus, it is characterized in that: high-pressure water pipe (10) and supercharging device (8)
Delivery outlet connection, the input port of supercharging device (8) connect with water tank (7), equipped with pressure biography on high-pressure water pipe (10)
Sensor (9).
9. one kind according to claim 1 or claim 7 takes native stage apparatus, it is characterized in that: high-pressure water pipe (10) is located at dredging tube
(5) periphery, high-pressure water pipe (10) and waterproof sealing platform (4) are tightly connected；Cyclone nozzle (11) is located at dredging tube (5) bottom end
Around.
10. one kind according to claim 1 takes native stage apparatus, it is characterized in that: in the outer of waterproof sealing platform (4) bottom
Edge is equipped with work cover (1), and the lower end of work cover (1) is sheet material flexible, and the lower end of work cover (1) is lower than drill bit (2)
Lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821912890.3U CN209323551U (en) | 2018-11-20 | 2018-11-20 | Take native stage apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821912890.3U CN209323551U (en) | 2018-11-20 | 2018-11-20 | Take native stage apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209323551U true CN209323551U (en) | 2019-08-30 |
Family
ID=67710801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821912890.3U Active CN209323551U (en) | 2018-11-20 | 2018-11-20 | Take native stage apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209323551U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372000A (en) * | 2018-11-20 | 2019-02-22 | 中交第二航务工程局有限公司 | Native stage apparatus is efficiently taken under complex geological condition sinking well water |
-
2018
- 2018-11-20 CN CN201821912890.3U patent/CN209323551U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372000A (en) * | 2018-11-20 | 2019-02-22 | 中交第二航务工程局有限公司 | Native stage apparatus is efficiently taken under complex geological condition sinking well water |
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